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refactor command package to remove globals and add dependency injection

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This commit is contained in:
Christopher Angelo Phillips 2022-04-26 14:23:03 -04:00 committed by GitHub
parent 7304bbf8ee
commit 6029dd7c2e
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GPG key ID: 4AEE18F83AFDEB23
44 changed files with 1781 additions and 1870 deletions
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1
.bouncer.yaml
View file

@ -5,6 +5,7 @@ permit:
- MPL.*
- ISC
ignore-packages:
- .
# packageurl-go is released under the MIT license located in the root of the repo at /mit.LICENSE
- github.com/anchore/packageurl-go

3
.goreleaser.yaml
View file

@ -12,6 +12,7 @@ before:
builds:
- id: linux-build
dir: ./cmd/syft
binary: syft
goos:
- linux
@ -32,6 +33,7 @@ builds:
-X github.com/anchore/syft/internal/version.gitDescription={{.Summary}}
- id: darwin-build
dir: ./cmd/syft
binary: syft
goos:
- darwin
@ -49,6 +51,7 @@ builds:
- ./.github/scripts/apple-signing/sign.sh "{{ .Path }}" "{{ .IsSnapshot }}" "{{ .Target }}"
- id: windows-build
dir: ./cmd/syft
binary: syft
goos:
- windows

2
Makefile
View file

@ -147,7 +147,7 @@ lint-fix: ## Auto-format all source code + run golangci lint fixers
.PHONY: check-licenses
check-licenses: ## Ensure transitive dependencies are compliant with the current license policy
$(TEMPDIR)/bouncer check
$(TEMPDIR)/bouncer check ./cmd/syft
check-go-mod-tidy:
@ .github/scripts/go-mod-tidy-check.sh && echo "go.mod and go.sum are tidy!"

322
cmd/attest.go
View file

@ -1,322 +0,0 @@
package cmd
import (
"bytes"
"context"
"encoding/json"
"fmt"
"io"
"os"
"strings"
"github.com/anchore/syft/internal/formats/cyclonedxjson"
"github.com/anchore/syft/internal/formats/spdx22json"
"github.com/anchore/syft/internal/formats/syftjson"
"github.com/anchore/stereoscope"
"github.com/anchore/stereoscope/pkg/image"
"github.com/anchore/syft/internal"
"github.com/anchore/syft/internal/bus"
"github.com/anchore/syft/internal/log"
"github.com/anchore/syft/internal/ui"
"github.com/anchore/syft/syft"
"github.com/anchore/syft/syft/event"
"github.com/anchore/syft/syft/sbom"
"github.com/anchore/syft/syft/source"
"github.com/in-toto/in-toto-golang/in_toto"
"github.com/pkg/errors"
"github.com/pkg/profile"
"github.com/sigstore/cosign/cmd/cosign/cli/sign"
"github.com/sigstore/cosign/pkg/cosign"
"github.com/sigstore/cosign/pkg/cosign/attestation"
"github.com/sigstore/sigstore/pkg/signature/dsse"
"github.com/spf13/cobra"
"github.com/spf13/pflag"
"github.com/spf13/viper"
"github.com/wagoodman/go-partybus"
signatureoptions "github.com/sigstore/sigstore/pkg/signature/options"
)
const (
attestExample = ` {{.appName}} {{.command}} --output [FORMAT] --key [KEY] alpine:latest
Supports the following image sources:
{{.appName}} {{.command}} --key [KEY] yourrepo/yourimage:tag defaults to using images from a Docker daemon. If Docker is not present, the image is pulled directly from the registry.
{{.appName}} {{.command}} --key [KEY] path/to/a/file/or/dir only for OCI tar or OCI directory
`
attestSchemeHelp = "\n" + indent + schemeHelpHeader + "\n" + imageSchemeHelp
attestHelp = attestExample + attestSchemeHelp
intotoJSONDsseType = `application/vnd.in-toto+json`
)
var attestFormats = []sbom.FormatID{
syftjson.ID,
spdx22json.ID,
cyclonedxjson.ID,
}
var (
attestCmd = &cobra.Command{
Use: "attest --output [FORMAT] --key [KEY] [SOURCE]",
Short: "Generate a package SBOM as an attestation for the given [SOURCE] container image",
Long: "Generate a packaged-based Software Bill Of Materials (SBOM) from a container image as the predicate of an in-toto attestation",
Example: internal.Tprintf(attestHelp, map[string]interface{}{
"appName": internal.ApplicationName,
"command": "attest",
}),
Args: validateInputArgs,
SilenceUsage: true,
SilenceErrors: true,
PreRunE: func(cmd *cobra.Command, args []string) (err error) {
if appConfig.Dev.ProfileCPU && appConfig.Dev.ProfileMem {
return fmt.Errorf("cannot profile CPU and memory simultaneously")
}
return nil
},
RunE: func(cmd *cobra.Command, args []string) error {
if appConfig.Dev.ProfileCPU {
defer profile.Start(profile.CPUProfile).Stop()
} else if appConfig.Dev.ProfileMem {
defer profile.Start(profile.MemProfile).Stop()
}
return attestExec(cmd.Context(), cmd, args)
},
}
)
func fetchPassword(_ bool) (b []byte, err error) {
potentiallyPipedInput, err := internal.IsPipedInput()
if err != nil {
log.Warnf("unable to determine if there is piped input: %+v", err)
}
switch {
case appConfig.Attest.Password != "":
return []byte(appConfig.Attest.Password), nil
case potentiallyPipedInput:
// handle piped in passwords
pwBytes, err := io.ReadAll(os.Stdin)
if err != nil {
return nil, fmt.Errorf("unable to get password from stdin: %w", err)
}
// be resilient to input that may have newline characters (in case someone is using echo without -n)
cleanPw := strings.TrimRight(string(pwBytes), "\n")
return []byte(cleanPw), nil
case internal.IsTerminal():
return cosign.GetPassFromTerm(false)
}
return nil, errors.New("no method available to fetch password")
}
func selectPassFunc(keypath string) (cosign.PassFunc, error) {
keyContents, err := os.ReadFile(keypath)
if err != nil {
return nil, err
}
var fn cosign.PassFunc = func(bool) (b []byte, err error) { return nil, nil }
_, err = cosign.LoadPrivateKey(keyContents, nil)
if err != nil {
fn = fetchPassword
}
return fn, nil
}
func attestExec(ctx context.Context, _ *cobra.Command, args []string) error {
// can only be an image for attestation or OCI DIR
userInput := args[0]
si, err := source.ParseInput(userInput, appConfig.Platform, false)
if err != nil {
return fmt.Errorf("could not generate source input for attest command: %w", err)
}
switch si.Scheme {
case source.ImageScheme, source.UnknownScheme:
// at this point we know that it cannot be dir: or file: schemes, so we will assume that the unknown scheme could represent an image
si.Scheme = source.ImageScheme
default:
return fmt.Errorf("attest command can only be used with image sources but discovered %q when given %q", si.Scheme, userInput)
}
// if the original detection was from a local daemon we want to short circuit
// that and attempt to generate the image source from a registry source instead
switch si.ImageSource {
case image.UnknownSource, image.OciRegistrySource:
si.ImageSource = image.OciRegistrySource
default:
return fmt.Errorf("attest command can only be used with image sources fetch directly from the registry, but discovered an image source of %q when given %q", si.ImageSource, userInput)
}
if len(appConfig.Outputs) > 1 {
return fmt.Errorf("unable to generate attestation for more than one output")
}
format := syft.FormatByName(appConfig.Outputs[0])
predicateType := formatPredicateType(format)
if predicateType == "" {
return fmt.Errorf("could not produce attestation predicate for given format: %q. Available formats: %+v", formatAliases(format.ID()), formatAliases(attestFormats...))
}
passFunc, err := selectPassFunc(appConfig.Attest.Key)
if err != nil {
return err
}
ko := sign.KeyOpts{
KeyRef: appConfig.Attest.Key,
PassFunc: passFunc,
}
sv, err := sign.SignerFromKeyOpts(ctx, "", ko)
if err != nil {
return err
}
defer sv.Close()
return eventLoop(
attestationExecWorker(*si, format, predicateType, sv),
setupSignals(),
eventSubscription,
stereoscope.Cleanup,
ui.Select(isVerbose(), appConfig.Quiet)...,
)
}
func attestationExecWorker(sourceInput source.Input, format sbom.Format, predicateType string, sv *sign.SignerVerifier) <-chan error {
errs := make(chan error)
go func() {
defer close(errs)
src, cleanup, err := source.NewFromRegistry(sourceInput, appConfig.Registry.ToOptions(), appConfig.Exclusions)
if cleanup != nil {
defer cleanup()
}
if err != nil {
errs <- fmt.Errorf("failed to construct source from user input %q: %w", sourceInput.UserInput, err)
return
}
s, err := generateSBOM(src, errs)
if err != nil {
errs <- err
return
}
sbomBytes, err := syft.Encode(*s, format)
if err != nil {
errs <- err
return
}
err = generateAttestation(sbomBytes, src, sv, predicateType)
if err != nil {
errs <- err
return
}
}()
return errs
}
func formatPredicateType(format sbom.Format) string {
switch format.ID() {
case spdx22json.ID:
return in_toto.PredicateSPDX
case cyclonedxjson.ID:
// Tentative see https://github.com/in-toto/attestation/issues/82
return "https://cyclonedx.org/bom"
case syftjson.ID:
return "https://syft.dev/bom"
default:
return ""
}
}
func findValidDigest(digests []string) string {
// since we are only using the OCI repo provider for this source we are safe that this is only 1 value
// see https://github.com/anchore/stereoscope/blob/25ebd49a842b5ac0a20c2e2b4b81335b64ad248c/pkg/image/oci/registry_provider.go#L57-L63
split := strings.Split(digests[0], "sha256:")
return split[1]
}
func generateAttestation(predicate []byte, src *source.Source, sv *sign.SignerVerifier, predicateType string) error {
switch len(src.Image.Metadata.RepoDigests) {
case 0:
return fmt.Errorf("cannot generate attestation since no repo digests were found; make sure you're passing an OCI registry source for the attest command")
case 1:
default:
return fmt.Errorf("cannot generate attestation since multiple repo digests were found for the image: %+v", src.Image.Metadata.RepoDigests)
}
wrapped := dsse.WrapSigner(sv, intotoJSONDsseType)
sh, err := attestation.GenerateStatement(attestation.GenerateOpts{
Predicate: bytes.NewBuffer(predicate),
Type: predicateType,
Digest: findValidDigest(src.Image.Metadata.RepoDigests),
})
if err != nil {
return err
}
payload, err := json.Marshal(sh)
if err != nil {
return err
}
signedPayload, err := wrapped.SignMessage(bytes.NewReader(payload), signatureoptions.WithContext(context.Background()))
if err != nil {
return errors.Wrap(err, "unable to sign SBOM")
}
bus.Publish(partybus.Event{
Type: event.Exit,
Value: func() error {
_, err := os.Stdout.Write(signedPayload)
return err
},
})
return nil
}
func init() {
setAttestFlags(attestCmd.Flags())
if err := bindAttestConfigOptions(attestCmd.Flags()); err != nil {
panic(err)
}
rootCmd.AddCommand(attestCmd)
}
func setAttestFlags(flags *pflag.FlagSet) {
// key options
flags.StringP("key", "", "cosign.key",
"path to the private key file to use for attestation",
)
// in-toto attestations only support JSON predicates, so not all SBOM formats that syft can output are supported
flags.StringP(
"output", "o", formatAliases(syftjson.ID)[0],
fmt.Sprintf("the SBOM format encapsulated within the attestation, available options=%v", formatAliases(attestFormats...)),
)
flags.StringP(
"platform", "", "",
"an optional platform specifier for container image sources (e.g. 'linux/arm64', 'linux/arm64/v8', 'arm64', 'linux')",
)
}
func bindAttestConfigOptions(flags *pflag.FlagSet) error {
// note: output is not included since this configuration option is shared between multiple subcommands
if err := viper.BindPFlag("attest.key", flags.Lookup("key")); err != nil {
return err
}
return nil
}

31
cmd/check_for_application_update.go
View file

@ -1,31 +0,0 @@
package cmd
import (
"github.com/anchore/syft/internal"
"github.com/anchore/syft/internal/bus"
"github.com/anchore/syft/internal/log"
"github.com/anchore/syft/internal/version"
"github.com/anchore/syft/syft/event"
"github.com/wagoodman/go-partybus"
)
func checkForApplicationUpdate() {
if appConfig.CheckForAppUpdate {
log.Debugf("checking if new vesion of %s is available", internal.ApplicationName)
isAvailable, newVersion, err := version.IsUpdateAvailable()
if err != nil {
// this should never stop the application
log.Errorf(err.Error())
}
if isAvailable {
log.Infof("new version of %s is available: %s (current version is %s)", internal.ApplicationName, newVersion, version.FromBuild().Version)
bus.Publish(partybus.Event{
Type: event.AppUpdateAvailable,
Value: newVersion,
})
} else {
log.Debugf("no new %s update available", internal.ApplicationName)
}
}
}

171
cmd/cmd.go
View file

@ -1,171 +0,0 @@
package cmd
import (
"encoding/json"
"fmt"
"os"
"sort"
"github.com/spf13/pflag"
"github.com/anchore/stereoscope"
"github.com/anchore/syft/internal/config"
"github.com/anchore/syft/internal/log"
"github.com/anchore/syft/internal/logger"
"github.com/anchore/syft/internal/version"
"github.com/anchore/syft/syft"
"github.com/gookit/color"
"github.com/spf13/cobra"
"github.com/spf13/viper"
"github.com/wagoodman/go-partybus"
)
var (
appConfig *config.Application
eventBus *partybus.Bus
eventSubscription *partybus.Subscription
)
func init() {
cobra.OnInitialize(
initCmdAliasBindings,
initAppConfig,
initLogging,
logAppConfig,
checkForApplicationUpdate,
logAppVersion,
initEventBus,
)
}
func Execute() {
if err := rootCmd.Execute(); err != nil {
fmt.Fprintln(os.Stderr, color.Red.Sprint(err.Error()))
os.Exit(1)
}
}
// we must setup the config-cli bindings first before the application configuration is parsed. However, this cannot
// be done without determining what the primary command that the config options should be bound to since there are
// shared concerns (the root-packages alias).
func initCmdAliasBindings() {
activeCmd, _, err := rootCmd.Find(os.Args[1:])
if err != nil {
panic(err)
}
// enable all cataloger by default if power-user command is run
if activeCmd == powerUserCmd {
config.PowerUserCatalogerEnabledDefault()
}
// set bindings based on the packages alias
switch activeCmd {
case packagesCmd, rootCmd:
// note: we need to lazily bind config options since they are shared between both the root command
// and the packages command. Otherwise there will be global viper state that is in contention.
// See for more details: https://github.com/spf13/viper/issues/233 . Additionally, the bindings must occur BEFORE
// reading the application configuration, which implies that it must be an initializer (or rewrite the command
// initialization structure against typical patterns used with cobra, which is somewhat extreme for a
// temporary alias)
if err = bindPackagesConfigOptions(activeCmd.Flags()); err != nil {
panic(err)
}
case attestCmd:
// the --output and --platform options are independently defined flags, but a shared config option
if err = bindSharedConfigOption(attestCmd.Flags()); err != nil {
panic(err)
}
// even though the root command or packages command is NOT being run, we still need default bindings
// such that application config parsing passes.
if err = bindExclusivePackagesConfigOptions(packagesCmd.Flags()); err != nil {
panic(err)
}
default:
// even though the root command or packages command is NOT being run, we still need default bindings
// such that application config parsing passes.
if err = bindPackagesConfigOptions(packagesCmd.Flags()); err != nil {
panic(err)
}
}
}
func bindSharedConfigOption(flags *pflag.FlagSet) error {
if err := viper.BindPFlag("output", flags.Lookup("output")); err != nil {
return err
}
if err := viper.BindPFlag("platform", flags.Lookup("platform")); err != nil {
return err
}
return nil
}
func initAppConfig() {
cfg, err := config.LoadApplicationConfig(viper.GetViper(), persistentOpts)
if err != nil {
fmt.Printf("failed to load application config: \n\t%+v\n", err)
os.Exit(1)
}
appConfig = cfg
}
func initLogging() {
cfg := logger.LogrusConfig{
EnableConsole: (appConfig.Log.FileLocation == "" || appConfig.CliOptions.Verbosity > 0) && !appConfig.Quiet,
EnableFile: appConfig.Log.FileLocation != "",
Level: appConfig.Log.LevelOpt,
Structured: appConfig.Log.Structured,
FileLocation: appConfig.Log.FileLocation,
}
logWrapper := logger.NewLogrusLogger(cfg)
syft.SetLogger(logWrapper)
stereoscope.SetLogger(&logger.LogrusNestedLogger{
Logger: logWrapper.Logger.WithField("from-lib", "stereoscope"),
})
}
func logAppConfig() {
log.Debugf("application config:\n%+v", color.Magenta.Sprint(appConfig.String()))
}
func initEventBus() {
eventBus = partybus.NewBus()
eventSubscription = eventBus.Subscribe()
stereoscope.SetBus(eventBus)
syft.SetBus(eventBus)
}
func logAppVersion() {
versionInfo := version.FromBuild()
log.Infof("syft version: %s", versionInfo.Version)
var fields map[string]interface{}
bytes, err := json.Marshal(versionInfo)
if err != nil {
return
}
err = json.Unmarshal(bytes, &fields)
if err != nil {
return
}
keys := make([]string, 0, len(fields))
for k := range fields {
keys = append(keys, k)
}
sort.Strings(keys)
for idx, field := range keys {
value := fields[field]
branch := "├──"
if idx == len(fields)-1 {
branch = "└──"
}
log.Debugf(" %s %s: %s", branch, field, value)
}
}

113
cmd/completion.go
View file

@ -1,113 +0,0 @@
package cmd
import (
"context"
"os"
"strings"
"github.com/docker/docker/api/types"
"github.com/docker/docker/api/types/filters"
"github.com/docker/docker/client"
"github.com/spf13/cobra"
)
// completionCmd represents the completion command
var completionCmd = &cobra.Command{
Use: "completion [bash|zsh|fish]",
Short: "Generate a shell completion for Syft (listing local docker images)",
Long: `To load completions (docker image list):
Bash:
$ source <(syft completion bash)
# To load completions for each session, execute once:
Linux:
$ syft completion bash > /etc/bash_completion.d/syft
MacOS:
$ syft completion bash > /usr/local/etc/bash_completion.d/syft
Zsh:
# If shell completion is not already enabled in your environment you will need
# to enable it. You can execute the following once:
$ echo "autoload -U compinit; compinit" >> ~/.zshrc
# To load completions for each session, execute once:
$ syft completion zsh > "${fpath[1]}/_syft"
# You will need to start a new shell for this setup to take effect.
Fish:
$ syft completion fish | source
# To load completions for each session, execute once:
$ syft completion fish > ~/.config/fish/completions/syft.fish
`,
DisableFlagsInUseLine: true,
ValidArgs: []string{"bash", "zsh", "fish"},
Args: cobra.ExactValidArgs(1),
Run: func(cmd *cobra.Command, args []string) {
var err error
switch args[0] {
case "bash":
err = cmd.Root().GenBashCompletion(os.Stdout)
case "zsh":
err = cmd.Root().GenZshCompletion(os.Stdout)
case "fish":
err = cmd.Root().GenFishCompletion(os.Stdout, true)
}
if err != nil {
panic(err)
}
},
}
func init() {
rootCmd.AddCommand(completionCmd)
}
func dockerImageValidArgsFunction(cmd *cobra.Command, args []string, toComplete string) ([]string, cobra.ShellCompDirective) {
// Since we use ValidArgsFunction, Cobra will call this AFTER having parsed all flags and arguments provided
dockerImageRepoTags, err := listLocalDockerImages(toComplete)
if err != nil {
// Indicates that an error occurred and completions should be ignored
return []string{"completion failed"}, cobra.ShellCompDirectiveError
}
if len(dockerImageRepoTags) == 0 {
return []string{"no docker images found"}, cobra.ShellCompDirectiveError
}
// ShellCompDirectiveDefault indicates that the shell will perform its default behavior after completions have
// been provided (without implying other possible directives)
return dockerImageRepoTags, cobra.ShellCompDirectiveDefault
}
func listLocalDockerImages(prefix string) ([]string, error) {
var repoTags = make([]string, 0)
ctx := context.Background()
cli, err := client.NewClientWithOpts(client.FromEnv, client.WithAPIVersionNegotiation())
if err != nil {
return repoTags, err
}
// Only want to return tagged images
imageListArgs := filters.NewArgs()
imageListArgs.Add("dangling", "false")
images, err := cli.ImageList(ctx, types.ImageListOptions{All: false, Filters: imageListArgs})
if err != nil {
return repoTags, err
}
for _, image := range images {
// image may have multiple tags
for _, tag := range image.RepoTags {
if strings.HasPrefix(tag, prefix) {
repoTags = append(repoTags, tag)
}
}
}
return repoTags, nil
}

64
cmd/output_writer.go
View file

@ -1,64 +0,0 @@
package cmd
import (
"fmt"
"strings"
"github.com/anchore/syft/internal/formats/table"
"github.com/anchore/syft/syft"
"github.com/anchore/syft/syft/sbom"
"github.com/hashicorp/go-multierror"
)
// makeWriter creates a sbom.Writer for output or returns an error. this will either return a valid writer
// or an error but neither both and if there is no error, sbom.Writer.Close() should be called
func makeWriter(outputs []string, defaultFile string) (sbom.Writer, error) {
outputOptions, err := parseOptions(outputs, defaultFile)
if err != nil {
return nil, err
}
writer, err := sbom.NewWriter(outputOptions...)
if err != nil {
return nil, err
}
return writer, nil
}
// parseOptions utility to parse command-line option strings and retain the existing behavior of default format and file
func parseOptions(outputs []string, defaultFile string) (out []sbom.WriterOption, errs error) {
// always should have one option -- we generally get the default of "table", but just make sure
if len(outputs) == 0 {
outputs = append(outputs, string(table.ID))
}
for _, name := range outputs {
name = strings.TrimSpace(name)
// split to at most two parts for <format>=<file>
parts := strings.SplitN(name, "=", 2)
// the format name is the first part
name = parts[0]
// default to the --file or empty string if not specified
file := defaultFile
// If a file is specified as part of the output formatName, use that
if len(parts) > 1 {
file = parts[1]
}
format := syft.FormatByName(name)
if format == nil {
errs = multierror.Append(errs, fmt.Errorf("bad output format: '%s'", name))
continue
}
out = append(out, sbom.NewWriterOption(format, file))
}
return out, errs
}

78
cmd/output_writer_test.go
View file

@ -1,78 +0,0 @@
package cmd
import (
"fmt"
"strings"
"testing"
"github.com/stretchr/testify/assert"
)
func TestOutputWriterConfig(t *testing.T) {
tmp := t.TempDir() + "/"
tests := []struct {
outputs []string
file string
err bool
expected []string
}{
{
outputs: []string{},
expected: []string{""},
},
{
outputs: []string{"json"},
expected: []string{""},
},
{
file: "test-1.json",
expected: []string{"test-1.json"},
},
{
outputs: []string{"json=test-2.json"},
expected: []string{"test-2.json"},
},
{
outputs: []string{"json=test-3-1.json", "spdx-json=test-3-2.json"},
expected: []string{"test-3-1.json", "test-3-2.json"},
},
{
outputs: []string{"text", "json=test-4.json"},
expected: []string{"", "test-4.json"},
},
}
for _, test := range tests {
t.Run(fmt.Sprintf("%s/%s", test.outputs, test.file), func(t *testing.T) {
outputs := test.outputs
for i, val := range outputs {
outputs[i] = strings.Replace(val, "=", "="+tmp, 1)
}
file := test.file
if file != "" {
file = tmp + file
}
_, err := makeWriter(test.outputs, file)
if test.err {
assert.Error(t, err)
return
} else {
assert.NoError(t, err)
}
for _, expected := range test.expected {
if expected != "" {
assert.FileExists(t, tmp+expected)
} else if file != "" {
assert.FileExists(t, file)
} else {
assert.NoFileExists(t, expected)
}
}
})
}
}

389
cmd/packages.go
View file

@ -1,389 +0,0 @@
package cmd
import (
"context"
"fmt"
"io/ioutil"
"os"
"github.com/anchore/stereoscope"
"github.com/anchore/syft/internal"
"github.com/anchore/syft/internal/anchore"
"github.com/anchore/syft/internal/bus"
"github.com/anchore/syft/internal/formats/table"
"github.com/anchore/syft/internal/log"
"github.com/anchore/syft/internal/ui"
"github.com/anchore/syft/internal/version"
"github.com/anchore/syft/syft"
"github.com/anchore/syft/syft/artifact"
"github.com/anchore/syft/syft/event"
"github.com/anchore/syft/syft/pkg/cataloger"
"github.com/anchore/syft/syft/sbom"
"github.com/anchore/syft/syft/source"
"github.com/pkg/profile"
"github.com/spf13/cobra"
"github.com/spf13/pflag"
"github.com/spf13/viper"
"github.com/wagoodman/go-partybus"
)
const (
packagesExample = ` {{.appName}} {{.command}} alpine:latest a summary of discovered packages
{{.appName}} {{.command}} alpine:latest -o json show all possible cataloging details
{{.appName}} {{.command}} alpine:latest -o cyclonedx show a CycloneDX formatted SBOM
{{.appName}} {{.command}} alpine:latest -o cyclonedx-json show a CycloneDX JSON formatted SBOM
{{.appName}} {{.command}} alpine:latest -o spdx show a SPDX 2.2 Tag-Value formatted SBOM
{{.appName}} {{.command}} alpine:latest -o spdx-json show a SPDX 2.2 JSON formatted SBOM
{{.appName}} {{.command}} alpine:latest -vv show verbose debug information
Supports the following image sources:
{{.appName}} {{.command}} yourrepo/yourimage:tag defaults to using images from a Docker daemon. If Docker is not present, the image is pulled directly from the registry.
{{.appName}} {{.command}} path/to/a/file/or/dir a Docker tar, OCI tar, OCI directory, or generic filesystem directory
`
schemeHelpHeader = "You can also explicitly specify the scheme to use:"
imageSchemeHelp = ` {{.appName}} {{.command}} docker:yourrepo/yourimage:tag explicitly use the Docker daemon
{{.appName}} {{.command}} podman:yourrepo/yourimage:tag explicitly use the Podman daemon
{{.appName}} {{.command}} registry:yourrepo/yourimage:tag pull image directly from a registry (no container runtime required)
{{.appName}} {{.command}} docker-archive:path/to/yourimage.tar use a tarball from disk for archives created from "docker save"
{{.appName}} {{.command}} oci-archive:path/to/yourimage.tar use a tarball from disk for OCI archives (from Skopeo or otherwise)
{{.appName}} {{.command}} oci-dir:path/to/yourimage read directly from a path on disk for OCI layout directories (from Skopeo or otherwise)
`
nonImageSchemeHelp = ` {{.appName}} {{.command}} dir:path/to/yourproject read directly from a path on disk (any directory)
{{.appName}} {{.command}} file:path/to/yourproject/file read directly from a path on disk (any single file)
`
packagesSchemeHelp = "\n" + indent + schemeHelpHeader + "\n" + imageSchemeHelp + nonImageSchemeHelp
packagesHelp = packagesExample + packagesSchemeHelp
)
var (
packagesCmd = &cobra.Command{
Use: "packages [SOURCE]",
Short: "Generate a package SBOM",
Long: "Generate a packaged-based Software Bill Of Materials (SBOM) from container images and filesystems",
Example: internal.Tprintf(packagesHelp, map[string]interface{}{
"appName": internal.ApplicationName,
"command": "packages",
}),
Args: validateInputArgs,
SilenceUsage: true,
SilenceErrors: true,
PreRunE: func(cmd *cobra.Command, args []string) (err error) {
if appConfig.Dev.ProfileCPU && appConfig.Dev.ProfileMem {
return fmt.Errorf("cannot profile CPU and memory simultaneously")
}
return nil
},
RunE: func(cmd *cobra.Command, args []string) error {
if appConfig.Dev.ProfileCPU {
defer profile.Start(profile.CPUProfile).Stop()
} else if appConfig.Dev.ProfileMem {
defer profile.Start(profile.MemProfile).Stop()
}
return packagesExec(cmd, args)
},
ValidArgsFunction: dockerImageValidArgsFunction,
}
)
func init() {
setPackageFlags(packagesCmd.Flags())
rootCmd.AddCommand(packagesCmd)
}
func setPackageFlags(flags *pflag.FlagSet) {
// Formatting & Input options //////////////////////////////////////////////
flags.StringP(
"scope", "s", cataloger.DefaultSearchConfig().Scope.String(),
fmt.Sprintf("selection of layers to catalog, options=%v", source.AllScopes))
flags.StringArrayP(
"output", "o", formatAliases(table.ID),
fmt.Sprintf("report output format, options=%v", formatAliases(syft.FormatIDs()...)),
)
flags.StringP(
"file", "", "",
"file to write the default report output to (default is STDOUT)",
)
flags.StringP(
"platform", "", "",
"an optional platform specifier for container image sources (e.g. 'linux/arm64', 'linux/arm64/v8', 'arm64', 'linux')",
)
// Upload options //////////////////////////////////////////////////////////
flags.StringP(
"host", "H", "",
"the hostname or URL of the Anchore Enterprise instance to upload to",
)
flags.StringP(
"username", "u", "",
"the username to authenticate against Anchore Enterprise",
)
flags.StringP(
"password", "p", "",
"the password to authenticate against Anchore Enterprise",
)
flags.StringP(
"dockerfile", "d", "",
"include dockerfile for upload to Anchore Enterprise",
)
flags.StringArrayP(
"exclude", "", nil,
"exclude paths from being scanned using a glob expression",
)
flags.Bool(
"overwrite-existing-image", false,
"overwrite an existing image during the upload to Anchore Enterprise",
)
flags.Uint(
"import-timeout", 30,
"set a timeout duration (in seconds) for the upload to Anchore Enterprise",
)
}
func bindPackagesConfigOptions(flags *pflag.FlagSet) error {
if err := bindExclusivePackagesConfigOptions(flags); err != nil {
return err
}
if err := bindSharedConfigOption(flags); err != nil {
return err
}
return nil
}
// NOTE(alex): Write a helper for the binding operation, which can be used to perform the binding but also double check that the intended effect was had or else return an error. Another thought is to somehow provide zero-valued defaults for all values in our config struct (maybe with reflection?). There may be a mechanism that already exists in viper that protects against this that I'm not aware of. ref: https://github.com/anchore/syft/pull/805#discussion_r801931192
func bindExclusivePackagesConfigOptions(flags *pflag.FlagSet) error {
// Formatting & Input options //////////////////////////////////////////////
// note: output is not included since this configuration option is shared between multiple subcommands
if err := viper.BindPFlag("package.cataloger.scope", flags.Lookup("scope")); err != nil {
return err
}
if err := viper.BindPFlag("file", flags.Lookup("file")); err != nil {
return err
}
if err := viper.BindPFlag("exclude", flags.Lookup("exclude")); err != nil {
return err
}
// Upload options //////////////////////////////////////////////////////////
if err := viper.BindPFlag("anchore.host", flags.Lookup("host")); err != nil {
return err
}
if err := viper.BindPFlag("anchore.username", flags.Lookup("username")); err != nil {
return err
}
if err := viper.BindPFlag("anchore.password", flags.Lookup("password")); err != nil {
return err
}
if err := viper.BindPFlag("anchore.dockerfile", flags.Lookup("dockerfile")); err != nil {
return err
}
if err := viper.BindPFlag("anchore.overwrite-existing-image", flags.Lookup("overwrite-existing-image")); err != nil {
return err
}
if err := viper.BindPFlag("anchore.import-timeout", flags.Lookup("import-timeout")); err != nil {
return err
}
return nil
}
func validateInputArgs(cmd *cobra.Command, args []string) error {
if len(args) == 0 {
// in the case that no arguments are given we want to show the help text and return with a non-0 return code.
if err := cmd.Help(); err != nil {
return fmt.Errorf("unable to display help: %w", err)
}
return fmt.Errorf("an image/directory argument is required")
}
return cobra.MaximumNArgs(1)(cmd, args)
}
func packagesExec(_ *cobra.Command, args []string) error {
writer, err := makeWriter(appConfig.Outputs, appConfig.File)
if err != nil {
return err
}
defer func() {
if err := writer.Close(); err != nil {
log.Warnf("unable to write to report destination: %w", err)
}
}()
// could be an image or a directory, with or without a scheme
userInput := args[0]
si, err := source.ParseInput(userInput, appConfig.Platform, true)
if err != nil {
return fmt.Errorf("could not generate source input for packages command: %w", err)
}
return eventLoop(
packagesExecWorker(*si, writer),
setupSignals(),
eventSubscription,
stereoscope.Cleanup,
ui.Select(isVerbose(), appConfig.Quiet)...,
)
}
func isVerbose() (result bool) {
isPipedInput, err := internal.IsPipedInput()
if err != nil {
// since we can't tell if there was piped input we assume that there could be to disable the ETUI
log.Warnf("unable to determine if there is piped input: %+v", err)
return true
}
// verbosity should consider if there is piped input (in which case we should not show the ETUI)
return appConfig.CliOptions.Verbosity > 0 || isPipedInput
}
func generateSBOM(src *source.Source, errs chan error) (*sbom.SBOM, error) {
tasks, err := tasks()
if err != nil {
return nil, err
}
s := sbom.SBOM{
Source: src.Metadata,
Descriptor: sbom.Descriptor{
Name: internal.ApplicationName,
Version: version.FromBuild().Version,
Configuration: appConfig,
},
}
buildRelationships(&s, src, tasks, errs)
return &s, nil
}
func buildRelationships(s *sbom.SBOM, src *source.Source, tasks []task, errs chan error) {
var relationships []<-chan artifact.Relationship
for _, task := range tasks {
c := make(chan artifact.Relationship)
relationships = append(relationships, c)
go runTask(task, &s.Artifacts, src, c, errs)
}
s.Relationships = append(s.Relationships, mergeRelationships(relationships...)...)
}
func packagesExecWorker(si source.Input, writer sbom.Writer) <-chan error {
errs := make(chan error)
go func() {
defer close(errs)
src, cleanup, err := source.New(si, appConfig.Registry.ToOptions(), appConfig.Exclusions)
if cleanup != nil {
defer cleanup()
}
if err != nil {
errs <- fmt.Errorf("failed to construct source from user input %q: %w", si.UserInput, err)
return
}
s, err := generateSBOM(src, errs)
if err != nil {
errs <- err
return
}
if s == nil {
errs <- fmt.Errorf("no SBOM produced for %q", si.UserInput)
}
if appConfig.Anchore.Host != "" {
if err := runPackageSbomUpload(src, *s); err != nil {
errs <- err
return
}
}
bus.Publish(partybus.Event{
Type: event.Exit,
Value: func() error { return writer.Write(*s) },
})
}()
return errs
}
func mergeRelationships(cs ...<-chan artifact.Relationship) (relationships []artifact.Relationship) {
for _, c := range cs {
for n := range c {
relationships = append(relationships, n)
}
}
return relationships
}
func runPackageSbomUpload(src *source.Source, s sbom.SBOM) error {
log.Infof("uploading results to %s", appConfig.Anchore.Host)
if src.Metadata.Scheme != source.ImageScheme {
return fmt.Errorf("unable to upload results: only images are supported")
}
var dockerfileContents []byte
if appConfig.Anchore.Dockerfile != "" {
if _, err := os.Stat(appConfig.Anchore.Dockerfile); os.IsNotExist(err) {
return fmt.Errorf("unable dockerfile=%q does not exist: %w", appConfig.Anchore.Dockerfile, err)
}
fh, err := os.Open(appConfig.Anchore.Dockerfile)
if err != nil {
return fmt.Errorf("unable to open dockerfile=%q: %w", appConfig.Anchore.Dockerfile, err)
}
dockerfileContents, err = ioutil.ReadAll(fh)
if err != nil {
return fmt.Errorf("unable to read dockerfile=%q: %w", appConfig.Anchore.Dockerfile, err)
}
}
c, err := anchore.NewClient(anchore.Configuration{
BaseURL: appConfig.Anchore.Host,
Username: appConfig.Anchore.Username,
Password: appConfig.Anchore.Password,
})
if err != nil {
return fmt.Errorf("failed to create anchore client: %w", err)
}
importCfg := anchore.ImportConfig{
ImageMetadata: src.Image.Metadata,
SBOM: s,
Dockerfile: dockerfileContents,
OverwriteExistingUpload: appConfig.Anchore.OverwriteExistingImage,
Timeout: appConfig.Anchore.ImportTimeout,
}
if err := c.Import(context.Background(), importCfg); err != nil {
return fmt.Errorf("failed to upload results to host=%s: %+v", appConfig.Anchore.Host, err)
}
return nil
}

160
cmd/power_user.go
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@ -1,160 +0,0 @@
package cmd
import (
"fmt"
"os"
"github.com/anchore/stereoscope"
"github.com/anchore/syft/internal"
"github.com/anchore/syft/internal/bus"
"github.com/anchore/syft/internal/formats/syftjson"
"github.com/anchore/syft/internal/log"
"github.com/anchore/syft/internal/ui"
"github.com/anchore/syft/internal/version"
"github.com/anchore/syft/syft/artifact"
"github.com/anchore/syft/syft/event"
"github.com/anchore/syft/syft/sbom"
"github.com/anchore/syft/syft/source"
"github.com/gookit/color"
"github.com/pkg/profile"
"github.com/spf13/cobra"
"github.com/wagoodman/go-partybus"
)
const powerUserExample = ` {{.appName}} {{.command}} <image>
DEPRECATED - THIS COMMAND WILL BE REMOVED in v1.0.0
Only image sources are supported (e.g. docker: , podman: , docker-archive: , oci: , etc.), the directory source (dir:) is not supported.
All behavior is controlled via application configuration and environment variables (see https://github.com/anchore/syft#configuration)
`
var powerUserOpts = struct {
configPath string
}{}
var powerUserCmd = &cobra.Command{
Use: "power-user [IMAGE]",
Short: "Run bulk operations on container images",
Example: internal.Tprintf(powerUserExample, map[string]interface{}{
"appName": internal.ApplicationName,
"command": "power-user",
}),
Args: validateInputArgs,
Hidden: true,
SilenceUsage: true,
SilenceErrors: true,
PreRunE: func(cmd *cobra.Command, args []string) error {
if appConfig.Dev.ProfileCPU && appConfig.Dev.ProfileMem {
return fmt.Errorf("cannot profile CPU and memory simultaneously")
}
return nil
},
RunE: func(cmd *cobra.Command, args []string) error {
if appConfig.Dev.ProfileCPU {
defer profile.Start(profile.CPUProfile).Stop()
} else if appConfig.Dev.ProfileMem {
defer profile.Start(profile.MemProfile).Stop()
}
return powerUserExec(cmd, args)
},
ValidArgsFunction: dockerImageValidArgsFunction,
}
func init() {
powerUserCmd.Flags().StringVarP(&powerUserOpts.configPath, "config", "c", "", "config file path with all power-user options")
rootCmd.AddCommand(powerUserCmd)
}
func powerUserExec(_ *cobra.Command, args []string) error {
// could be an image or a directory, with or without a scheme
userInput := args[0]
writer, err := sbom.NewWriter(
sbom.NewWriterOption(
syftjson.Format(),
appConfig.File,
),
)
if err != nil {
return err
}
defer func() {
if err := writer.Close(); err != nil {
log.Warnf("unable to write to report destination: %+v", err)
}
// inform user at end of run that command will be removed
deprecated := color.Style{color.Red, color.OpBold}.Sprint("DEPRECATED: This command will be removed in v1.0.0")
fmt.Fprintln(os.Stderr, deprecated)
}()
return eventLoop(
powerUserExecWorker(userInput, writer),
setupSignals(),
eventSubscription,
stereoscope.Cleanup,
ui.Select(isVerbose(), appConfig.Quiet)...,
)
}
func powerUserExecWorker(userInput string, writer sbom.Writer) <-chan error {
errs := make(chan error)
go func() {
defer close(errs)
appConfig.Secrets.Cataloger.Enabled = true
appConfig.FileMetadata.Cataloger.Enabled = true
appConfig.FileContents.Cataloger.Enabled = true
appConfig.FileClassification.Cataloger.Enabled = true
tasks, err := tasks()
if err != nil {
errs <- err
return
}
si, err := source.ParseInput(userInput, appConfig.Platform, true)
if err != nil {
errs <- err
return
}
src, cleanup, err := source.New(*si, appConfig.Registry.ToOptions(), appConfig.Exclusions)
if err != nil {
errs <- err
return
}
if cleanup != nil {
defer cleanup()
}
s := sbom.SBOM{
Source: src.Metadata,
Descriptor: sbom.Descriptor{
Name: internal.ApplicationName,
Version: version.FromBuild().Version,
Configuration: appConfig,
},
}
var relationships []<-chan artifact.Relationship
for _, task := range tasks {
c := make(chan artifact.Relationship)
relationships = append(relationships, c)
go runTask(task, &s.Artifacts, src, c, errs)
}
s.Relationships = append(s.Relationships, mergeRelationships(relationships...)...)
bus.Publish(partybus.Event{
Type: event.Exit,
Value: func() error { return writer.Write(s) },
})
}()
return errs
}

52
cmd/root.go
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@ -1,52 +0,0 @@
package cmd
import (
"fmt"
"os"
"github.com/anchore/syft/internal"
"github.com/anchore/syft/internal/config"
"github.com/anchore/syft/internal/version"
"github.com/spf13/cobra"
"github.com/spf13/viper"
)
var persistentOpts = config.CliOnlyOptions{}
// rootCmd is currently an alias for the packages command
var rootCmd = &cobra.Command{
Short: packagesCmd.Short,
Long: packagesCmd.Long,
Args: packagesCmd.Args,
Example: packagesCmd.Example,
SilenceUsage: true,
SilenceErrors: true,
PreRunE: packagesCmd.PreRunE,
RunE: packagesCmd.RunE,
ValidArgsFunction: packagesCmd.ValidArgsFunction,
Version: version.FromBuild().Version,
}
const indent = " "
func init() {
// set universal flags
rootCmd.PersistentFlags().StringVarP(&persistentOpts.ConfigPath, "config", "c", "", "application config file")
// setting the version template to just print out the string since we already have a templatized version string
rootCmd.SetVersionTemplate(fmt.Sprintf("%s {{.Version}}\n", internal.ApplicationName))
flag := "quiet"
rootCmd.PersistentFlags().BoolP(
flag, "q", false,
"suppress all logging output",
)
if err := viper.BindPFlag(flag, rootCmd.PersistentFlags().Lookup(flag)); err != nil {
fmt.Printf("unable to bind flag '%s': %+v", flag, err)
os.Exit(1)
}
rootCmd.PersistentFlags().CountVarP(&persistentOpts.Verbosity, "verbose", "v", "increase verbosity (-v = info, -vv = debug)")
// set common options that are not universal (package subcommand-alias specific)
setPackageFlags(rootCmd.Flags())
}

69
cmd/syft/cli/attest.go Normal file
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@ -0,0 +1,69 @@
package cli
import (
"fmt"
"log"
"github.com/anchore/syft/cmd/syft/cli/attest"
"github.com/anchore/syft/cmd/syft/cli/options"
"github.com/anchore/syft/internal"
"github.com/anchore/syft/internal/config"
"github.com/spf13/cobra"
"github.com/spf13/viper"
)
const (
attestExample = ` {{.appName}} {{.command}} --output [FORMAT] --key [KEY] alpine:latest
Supports the following image sources:
{{.appName}} {{.command}} --key [KEY] yourrepo/yourimage:tag defaults to using images from a Docker daemon. If Docker is not present, the image is pulled directly from the registry.
{{.appName}} {{.command}} --key [KEY] path/to/a/file/or/dir only for OCI tar or OCI directory
`
attestSchemeHelp = "\n" + indent + schemeHelpHeader + "\n" + imageSchemeHelp
attestHelp = attestExample + attestSchemeHelp
)
func Attest(v *viper.Viper, app *config.Application, ro *options.RootOptions) *cobra.Command {
ao := options.AttestOptions{}
cmd := &cobra.Command{
Use: "attest --output [FORMAT] --key [KEY] [SOURCE]",
Short: "Generate a package SBOM as an attestation for the given [SOURCE] container image",
Long: "Generate a packaged-based Software Bill Of Materials (SBOM) from a container image as the predicate of an in-toto attestation",
Example: internal.Tprintf(attestHelp, map[string]interface{}{
"appName": internal.ApplicationName,
"command": "attest",
}),
Args: func(cmd *cobra.Command, args []string) error {
// run to unmarshal viper object onto app config
// the viper object correctly
if err := app.LoadAllValues(v, ro.Config); err != nil {
return fmt.Errorf("invalid application config: %v", err)
}
// configure logging for command
newLogWrapper(app)
logApplicationConfig(app)
return validateArgs(cmd, args)
},
SilenceUsage: true,
SilenceErrors: true,
RunE: func(cmd *cobra.Command, args []string) error {
// this MUST be called first to make sure app config decodes
// the viper object correctly
newLogWrapper(app)
logApplicationConfig(app)
if app.CheckForAppUpdate {
checkForApplicationUpdate()
}
return attest.Run(cmd.Context(), app, args)
},
}
err := ao.AddFlags(cmd, v)
if err != nil {
log.Fatal(err)
}
return cmd
}

216
cmd/syft/cli/attest/attest.go Normal file
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@ -0,0 +1,216 @@
package attest
import (
"bytes"
"context"
"encoding/json"
"fmt"
"os"
"strings"
"github.com/anchore/stereoscope"
"github.com/anchore/stereoscope/pkg/image"
"github.com/anchore/syft/cmd/syft/cli/eventloop"
"github.com/anchore/syft/cmd/syft/cli/options"
"github.com/anchore/syft/cmd/syft/cli/packages"
"github.com/anchore/syft/internal/bus"
"github.com/anchore/syft/internal/config"
"github.com/anchore/syft/internal/formats/cyclonedxjson"
"github.com/anchore/syft/internal/formats/spdx22json"
"github.com/anchore/syft/internal/formats/syftjson"
"github.com/anchore/syft/internal/ui"
"github.com/anchore/syft/syft"
"github.com/anchore/syft/syft/event"
"github.com/anchore/syft/syft/sbom"
"github.com/anchore/syft/syft/source"
"github.com/in-toto/in-toto-golang/in_toto"
"github.com/pkg/errors"
"github.com/sigstore/cosign/cmd/cosign/cli/sign"
"github.com/sigstore/cosign/pkg/cosign/attestation"
"github.com/sigstore/sigstore/pkg/signature/dsse"
"github.com/wagoodman/go-partybus"
signatureoptions "github.com/sigstore/sigstore/pkg/signature/options"
)
var (
allowedAttestFormats = []sbom.FormatID{
syftjson.ID,
spdx22json.ID,
cyclonedxjson.ID,
}
intotoJSONDsseType = `application/vnd.in-toto+json`
)
func Run(ctx context.Context, app *config.Application, args []string) error {
// We cannot generate an attestation for more than one output
if len(app.Outputs) > 1 {
return fmt.Errorf("unable to generate attestation for more than one output")
}
// can only be an image for attestation or OCI DIR
userInput := args[0]
si, err := parseImageSource(userInput, app)
if err != nil {
return err
}
format := syft.FormatByName(app.Outputs[0])
predicateType := formatPredicateType(format)
if predicateType == "" {
return fmt.Errorf("could not produce attestation predicate for given format: %q. Available formats: %+v", options.FormatAliases(format.ID()), options.FormatAliases(allowedAttestFormats...))
}
passFunc, err := selectPassFunc(app.Attest.Key, app.Attest.Password)
if err != nil {
return err
}
ko := sign.KeyOpts{
KeyRef: app.Attest.Key,
PassFunc: passFunc,
}
sv, err := sign.SignerFromKeyOpts(ctx, "", "", ko)
if err != nil {
return err
}
defer sv.Close()
eventBus := partybus.NewBus()
stereoscope.SetBus(eventBus)
syft.SetBus(eventBus)
return eventloop.EventLoop(
execWorker(app, *si, format, predicateType, sv),
eventloop.SetupSignals(),
eventBus.Subscribe(),
stereoscope.Cleanup,
ui.Select(options.IsVerbose(app), app.Quiet)...,
)
}
func parseImageSource(userInput string, app *config.Application) (s *source.Input, err error) {
si, err := source.ParseInput(userInput, app.Platform, false)
if err != nil {
return nil, fmt.Errorf("could not generate source input for attest command: %w", err)
}
switch si.Scheme {
case source.ImageScheme, source.UnknownScheme:
// at this point we know that it cannot be dir: or file: schemes;
// we will assume that the unknown scheme could represent an image;
si.Scheme = source.ImageScheme
default:
return nil, fmt.Errorf("attest command can only be used with image sources but discovered %q when given %q", si.Scheme, userInput)
}
// if the original detection was from the local daemon we want to short circuit
// that and attempt to generate the image source from its current registry source instead
switch si.ImageSource {
case image.UnknownSource, image.OciRegistrySource:
si.ImageSource = image.OciRegistrySource
default:
return nil, fmt.Errorf("attest command can only be used with image sources fetch directly from the registry, but discovered an image source of %q when given %q", si.ImageSource, userInput)
}
return si, nil
}
func execWorker(app *config.Application, sourceInput source.Input, format sbom.Format, predicateType string, sv *sign.SignerVerifier) <-chan error {
errs := make(chan error)
go func() {
defer close(errs)
src, cleanup, err := source.NewFromRegistry(sourceInput, app.Registry.ToOptions(), app.Exclusions)
if cleanup != nil {
defer cleanup()
}
if err != nil {
errs <- fmt.Errorf("failed to construct source from user input %q: %w", sourceInput.UserInput, err)
return
}
s, err := packages.GenerateSBOM(src, errs, app)
if err != nil {
errs <- err
return
}
sbomBytes, err := syft.Encode(*s, format)
if err != nil {
errs <- err
return
}
err = generateAttestation(sbomBytes, src, sv, predicateType)
if err != nil {
errs <- err
return
}
}()
return errs
}
func generateAttestation(predicate []byte, src *source.Source, sv *sign.SignerVerifier, predicateType string) error {
switch len(src.Image.Metadata.RepoDigests) {
case 0:
return fmt.Errorf("cannot generate attestation since no repo digests were found; make sure you're passing an OCI registry source for the attest command")
case 1:
default:
return fmt.Errorf("cannot generate attestation since multiple repo digests were found for the image: %+v", src.Image.Metadata.RepoDigests)
}
wrapped := dsse.WrapSigner(sv, intotoJSONDsseType)
sh, err := attestation.GenerateStatement(attestation.GenerateOpts{
Predicate: bytes.NewBuffer(predicate),
Type: predicateType,
Digest: findValidDigest(src.Image.Metadata.RepoDigests),
})
if err != nil {
return err
}
payload, err := json.Marshal(sh)
if err != nil {
return err
}
signedPayload, err := wrapped.SignMessage(bytes.NewReader(payload), signatureoptions.WithContext(context.Background()))
if err != nil {
return errors.Wrap(err, "unable to sign SBOM")
}
bus.Publish(partybus.Event{
Type: event.Exit,
Value: func() error {
_, err := os.Stdout.Write(signedPayload)
return err
},
})
return nil
}
func findValidDigest(digests []string) string {
// since we are only using the OCI repo provider for this source we are safe that this is only 1 value
// see https://github.com/anchore/stereoscope/blob/25ebd49a842b5ac0a20c2e2b4b81335b64ad248c/pkg/image/oci/registry_provider.go#L57-L63
split := strings.Split(digests[0], "sha256:")
return split[1]
}
func formatPredicateType(format sbom.Format) string {
switch format.ID() {
case spdx22json.ID:
return in_toto.PredicateSPDX
case cyclonedxjson.ID:
// Tentative see https://github.com/in-toto/attestation/issues/82
return "https://cyclonedx.org/bom"
case syftjson.ID:
return "https://syft.dev/bom"
default:
return ""
}
}

56
cmd/syft/cli/attest/password.go Normal file
View file

@ -0,0 +1,56 @@
package attest
import (
"errors"
"fmt"
"io"
"os"
"strings"
"github.com/anchore/syft/internal"
"github.com/anchore/syft/internal/log"
"github.com/sigstore/cosign/pkg/cosign"
)
func selectPassFunc(keypath, password string) (cosign.PassFunc, error) {
keyContents, err := os.ReadFile(keypath)
if err != nil {
return nil, err
}
var fn cosign.PassFunc = func(bool) (b []byte, err error) { return nil, nil }
_, err = cosign.LoadPrivateKey(keyContents, nil)
if err != nil {
fn = func(bool) (b []byte, err error) {
return fetchPassword(password)
}
}
return fn, nil
}
func fetchPassword(password string) (b []byte, err error) {
potentiallyPipedInput, err := internal.IsPipedInput()
if err != nil {
log.Warnf("unable to determine if there is piped input: %+v", err)
}
switch {
case password != "":
return []byte(password), nil
case potentiallyPipedInput:
// handle piped in passwords
pwBytes, err := io.ReadAll(os.Stdin)
if err != nil {
return nil, fmt.Errorf("unable to get password from stdin: %w", err)
}
// be resilient to input that may have newline characters (in case someone is using echo without -n)
cleanPw := strings.TrimRight(string(pwBytes), "\n")
return []byte(cleanPw), nil
case internal.IsTerminal():
return cosign.GetPassFromTerm(false)
}
return nil, errors.New("no method available to fetch password")
}

143
cmd/syft/cli/commands.go Normal file
View file

@ -0,0 +1,143 @@
package cli
import (
"fmt"
"strings"
"github.com/anchore/stereoscope"
"github.com/anchore/syft/internal/logger"
"github.com/anchore/syft/syft"
"github.com/anchore/syft/cmd/syft/cli/options"
"github.com/anchore/syft/internal"
"github.com/anchore/syft/internal/bus"
"github.com/anchore/syft/internal/config"
"github.com/anchore/syft/internal/log"
"github.com/anchore/syft/internal/version"
"github.com/anchore/syft/syft/event"
"github.com/gookit/color"
"github.com/spf13/cobra"
"github.com/spf13/viper"
"github.com/wagoodman/go-partybus"
)
const indent = " "
// New constructs the `syft packages` command, aliases the root command to `syft packages`,
// and constructs the `syft power-user` and `syft attest` commands. It is also responsible for
// organizing flag usage and injecting the application config for each command.
// Because of how the `cobra` library behaves, the application's configuration is initialized
// at this level. Values from the config should only be used after `app.LoadAllValues` has been called.
// Cobra does not have knowledge of the user provided flags until the `RunE` block of each command.
// `RunE` is the earliest that the complete application configuration can be loaded.
func New() (*cobra.Command, error) {
app := &config.Application{}
// allow for nested options to be specified via environment variables
// e.g. pod.context = APPNAME_POD_CONTEXT
v := viper.NewWithOptions(viper.EnvKeyReplacer(strings.NewReplacer(".", "_", "-", "_")))
// since root is aliased as the packages cmd we need to construct this command first
// we also need the command to have information about the `root` options because of this alias
ro := &options.RootOptions{}
po := &options.PackagesOptions{}
packagesCmd := Packages(v, app, ro, po)
// root options are also passed to the attestCmd so that a user provided config location can be discovered
attestCmd := Attest(v, app, ro)
poweruserCmd := PowerUser(v, app, ro)
// rootCmd is currently an alias for the packages command
rootCmd := &cobra.Command{
Short: packagesCmd.Short,
Long: packagesCmd.Long,
Args: packagesCmd.Args,
Example: packagesCmd.Example,
SilenceUsage: true,
SilenceErrors: true,
RunE: packagesCmd.RunE,
Version: version.FromBuild().Version,
}
rootCmd.SetVersionTemplate(fmt.Sprintf("%s {{.Version}}\n", internal.ApplicationName))
// start adding flags to all the commands
err := ro.AddFlags(rootCmd, v)
if err != nil {
return nil, err
}
// package flags need to be decorated onto the rootCmd so that rootCmd can function as a packages alias
err = po.AddFlags(rootCmd, v)
if err != nil {
return nil, err
}
// attest also uses flags from the packagesCmd since it generates an sbom
err = po.AddFlags(attestCmd, v)
if err != nil {
return nil, err
}
// poweruser also uses the packagesCmd flags since it is a specialized version of the command
err = po.AddFlags(poweruserCmd, v)
if err != nil {
return nil, err
}
// Add sub-commands.
rootCmd.AddCommand(packagesCmd)
rootCmd.AddCommand(attestCmd)
rootCmd.AddCommand(poweruserCmd)
rootCmd.AddCommand(Completion())
rootCmd.AddCommand(Version(v, app))
return rootCmd, err
}
func validateArgs(cmd *cobra.Command, args []string) error {
if len(args) == 0 {
// in the case that no arguments are given we want to show the help text and return with a non-0 return code.
if err := cmd.Help(); err != nil {
return fmt.Errorf("unable to display help: %w", err)
}
return fmt.Errorf("an image/directory argument is required")
}
return cobra.MaximumNArgs(1)(cmd, args)
}
func checkForApplicationUpdate() {
log.Debugf("checking if new vesion of %s is available", internal.ApplicationName)
isAvailable, newVersion, err := version.IsUpdateAvailable()
if err != nil {
// this should never stop the application
log.Errorf(err.Error())
}
if isAvailable {
log.Infof("new version of %s is available: %s (current version is %s)", internal.ApplicationName, newVersion, version.FromBuild().Version)
bus.Publish(partybus.Event{
Type: event.AppUpdateAvailable,
Value: newVersion,
})
} else {
log.Debugf("no new %s update available", internal.ApplicationName)
}
}
func logApplicationConfig(app *config.Application) {
log.Debugf("application config:\n%+v", color.Magenta.Sprint(app.String()))
}
func newLogWrapper(app *config.Application) {
cfg := logger.LogrusConfig{
EnableConsole: (app.Log.FileLocation == "" || app.Verbosity > 0) && !app.Quiet,
EnableFile: app.Log.FileLocation != "",
Level: app.Log.LevelOpt,
Structured: app.Log.Structured,
FileLocation: app.Log.FileLocation,
}
logWrapper := logger.NewLogrusLogger(cfg)
syft.SetLogger(logWrapper)
stereoscope.SetLogger(&logger.LogrusNestedLogger{
Logger: logWrapper.Logger.WithField("from-lib", "stereoscope"),
})
}

54
cmd/syft/cli/completion.go Normal file
View file

@ -0,0 +1,54 @@
package cli
import (
"os"
"github.com/spf13/cobra"
)
func Completion() *cobra.Command {
cmd := &cobra.Command{
Use: "completion [bash|zsh|fish]",
Short: "Generate a shell completion for Syft (listing local docker images)",
Long: `To load completions (docker image list):
Bash:
$ source <(syft completion bash)
# To load completions for each session, execute once:
Linux:
$ syft completion bash > /etc/bash_completion.d/syft
MacOS:
$ syft completion bash > /usr/local/etc/bash_completion.d/syft
Zsh:
# If shell completion is not already enabled in your environment you will need
# to enable it. You can execute the following once:
$ echo "autoload -U compinit; compinit" >> ~/.zshrc
# To load completions for each session, execute once:
$ syft completion zsh > "${fpath[1]}/_syft"
# You will need to start a new shell for this setup to take effect.
Fish:
$ syft completion fish | source
# To load completions for each session, execute once:
$ syft completion fish > ~/.config/fish/completions/syft.fish
`,
DisableFlagsInUseLine: true,
ValidArgs: []string{"bash", "zsh", "fish"},
Args: cobra.ExactValidArgs(1),
RunE: func(cmd *cobra.Command, args []string) error {
var err error
switch args[0] {
case "bash":
err = cmd.Root().GenBashCompletion(os.Stdout)
case "zsh":
err = cmd.Root().GenZshCompletion(os.Stdout)
case "fish":
err = cmd.Root().GenFishCompletion(os.Stdout, true)
}
if err != nil {
return err
}
return nil
},
}
return cmd
}

4
cmd/event_loop.go → cmd/syft/cli/eventloop/event_loop.go
View file

@ -1,4 +1,4 @@
package cmd
package eventloop
import (
"errors"
@ -15,7 +15,7 @@ import (
// signal interrupts. Is responsible for handling each event relative to a given UI an to coordinate eventing until
// an eventual graceful exit.
// nolint:funlen
func eventLoop(workerErrs <-chan error, signals <-chan os.Signal, subscription *partybus.Subscription, cleanupFn func(), uxs ...ui.UI) error {
func EventLoop(workerErrs <-chan error, signals <-chan os.Signal, subscription *partybus.Subscription, cleanupFn func(), uxs ...ui.UI) error {
defer cleanupFn()
events := subscription.Events()
var err error

26
cmd/event_loop_test.go → cmd/syft/cli/eventloop/event_loop_test.go
View file

@ -1,4 +1,4 @@
package cmd
package eventloop
import (
"fmt"
@ -42,7 +42,7 @@ func (u *uiMock) Teardown(_ bool) error {
return u.Called().Error(0)
}
func Test_eventLoop_gracefulExit(t *testing.T) {
func Test_EventLoop_gracefulExit(t *testing.T) {
test := func(t *testing.T) {
testBus := partybus.NewBus()
@ -92,7 +92,7 @@ func Test_eventLoop_gracefulExit(t *testing.T) {
}
assert.NoError(t,
eventLoop(
EventLoop(
worker(),
signaler(),
subscription,
@ -109,7 +109,7 @@ func Test_eventLoop_gracefulExit(t *testing.T) {
testWithTimeout(t, 5*time.Second, test)
}
func Test_eventLoop_workerError(t *testing.T) {
func Test_EventLoop_workerError(t *testing.T) {
test := func(t *testing.T) {
testBus := partybus.NewBus()
@ -155,7 +155,7 @@ func Test_eventLoop_workerError(t *testing.T) {
// ensure we see an error returned
assert.ErrorIs(t,
eventLoop(
EventLoop(
worker(),
signaler(),
subscription,
@ -174,7 +174,7 @@ func Test_eventLoop_workerError(t *testing.T) {
testWithTimeout(t, 5*time.Second, test)
}
func Test_eventLoop_unsubscribeError(t *testing.T) {
func Test_EventLoop_unsubscribeError(t *testing.T) {
test := func(t *testing.T) {
testBus := partybus.NewBus()
@ -226,7 +226,7 @@ func Test_eventLoop_unsubscribeError(t *testing.T) {
// unsubscribe errors should be handled and ignored, not propagated. We are additionally asserting that
// this case is handled as a controlled shutdown (this test should not timeout)
assert.NoError(t,
eventLoop(
EventLoop(
worker(),
signaler(),
subscription,
@ -243,7 +243,7 @@ func Test_eventLoop_unsubscribeError(t *testing.T) {
testWithTimeout(t, 5*time.Second, test)
}
func Test_eventLoop_handlerError(t *testing.T) {
func Test_EventLoop_handlerError(t *testing.T) {
test := func(t *testing.T) {
testBus := partybus.NewBus()
@ -296,7 +296,7 @@ func Test_eventLoop_handlerError(t *testing.T) {
// handle errors SHOULD propagate the event loop. We are additionally asserting that this case is
// handled as a controlled shutdown (this test should not timeout)
assert.ErrorIs(t,
eventLoop(
EventLoop(
worker(),
signaler(),
subscription,
@ -315,7 +315,7 @@ func Test_eventLoop_handlerError(t *testing.T) {
testWithTimeout(t, 5*time.Second, test)
}
func Test_eventLoop_signalsStopExecution(t *testing.T) {
func Test_EventLoop_signalsStopExecution(t *testing.T) {
test := func(t *testing.T) {
testBus := partybus.NewBus()
@ -351,7 +351,7 @@ func Test_eventLoop_signalsStopExecution(t *testing.T) {
}
assert.NoError(t,
eventLoop(
EventLoop(
worker(),
signaler(),
subscription,
@ -368,7 +368,7 @@ func Test_eventLoop_signalsStopExecution(t *testing.T) {
testWithTimeout(t, 5*time.Second, test)
}
func Test_eventLoop_uiTeardownError(t *testing.T) {
func Test_EventLoop_uiTeardownError(t *testing.T) {
test := func(t *testing.T) {
testBus := partybus.NewBus()
@ -421,7 +421,7 @@ func Test_eventLoop_uiTeardownError(t *testing.T) {
// ensure we see an error returned
assert.ErrorIs(t,
eventLoop(
EventLoop(
worker(),
signaler(),
subscription,

4
cmd/signals.go → cmd/syft/cli/eventloop/signals.go
View file

@ -1,4 +1,4 @@
package cmd
package eventloop
import (
"os"
@ -6,7 +6,7 @@ import (
"syscall"
)
func setupSignals() <-chan os.Signal {
func SetupSignals() <-chan os.Signal {
c := make(chan os.Signal, 1) // Note: A buffered channel is recommended for this; see https://golang.org/pkg/os/signal/#Notify
interruptions := []os.Signal{

59
cmd/tasks.go → cmd/syft/cli/eventloop/tasks.go
View file

@ -1,9 +1,10 @@
package cmd
package eventloop
import (
"crypto"
"fmt"
"github.com/anchore/syft/internal/config"
"github.com/anchore/syft/syft"
"github.com/anchore/syft/syft/artifact"
"github.com/anchore/syft/syft/file"
@ -11,12 +12,12 @@ import (
"github.com/anchore/syft/syft/source"
)
type task func(*sbom.Artifacts, *source.Source) ([]artifact.Relationship, error)
type Task func(*sbom.Artifacts, *source.Source) ([]artifact.Relationship, error)
func tasks() ([]task, error) {
var tasks []task
func Tasks(app *config.Application) ([]Task, error) {
var tasks []Task
generators := []func() (task, error){
generators := []func(app *config.Application) (Task, error){
generateCatalogPackagesTask,
generateCatalogFileMetadataTask,
generateCatalogFileDigestsTask,
@ -26,7 +27,7 @@ func tasks() ([]task, error) {
}
for _, generator := range generators {
task, err := generator()
task, err := generator(app)
if err != nil {
return nil, err
}
@ -39,13 +40,13 @@ func tasks() ([]task, error) {
return tasks, nil
}
func generateCatalogPackagesTask() (task, error) {
if !appConfig.Package.Cataloger.Enabled {
func generateCatalogPackagesTask(app *config.Application) (Task, error) {
if !app.Package.Cataloger.Enabled {
return nil, nil
}
task := func(results *sbom.Artifacts, src *source.Source) ([]artifact.Relationship, error) {
packageCatalog, relationships, theDistro, err := syft.CatalogPackages(src, appConfig.Package.ToConfig())
packageCatalog, relationships, theDistro, err := syft.CatalogPackages(src, app.Package.ToConfig())
if err != nil {
return nil, err
}
@ -59,15 +60,15 @@ func generateCatalogPackagesTask() (task, error) {
return task, nil
}
func generateCatalogFileMetadataTask() (task, error) {
if !appConfig.FileMetadata.Cataloger.Enabled {
func generateCatalogFileMetadataTask(app *config.Application) (Task, error) {
if !app.FileMetadata.Cataloger.Enabled {
return nil, nil
}
metadataCataloger := file.NewMetadataCataloger()
task := func(results *sbom.Artifacts, src *source.Source) ([]artifact.Relationship, error) {
resolver, err := src.FileResolver(appConfig.FileMetadata.Cataloger.ScopeOpt)
resolver, err := src.FileResolver(app.FileMetadata.Cataloger.ScopeOpt)
if err != nil {
return nil, err
}
@ -83,8 +84,8 @@ func generateCatalogFileMetadataTask() (task, error) {
return task, nil
}
func generateCatalogFileDigestsTask() (task, error) {
if !appConfig.FileMetadata.Cataloger.Enabled {
func generateCatalogFileDigestsTask(app *config.Application) (Task, error) {
if !app.FileMetadata.Cataloger.Enabled {
return nil, nil
}
@ -98,7 +99,7 @@ func generateCatalogFileDigestsTask() (task, error) {
}
var hashes []crypto.Hash
for _, hashStr := range appConfig.FileMetadata.Digests {
for _, hashStr := range app.FileMetadata.Digests {
name := file.CleanDigestAlgorithmName(hashStr)
hashObj, ok := supportedHashAlgorithms[name]
if !ok {
@ -113,7 +114,7 @@ func generateCatalogFileDigestsTask() (task, error) {
}
task := func(results *sbom.Artifacts, src *source.Source) ([]artifact.Relationship, error) {
resolver, err := src.FileResolver(appConfig.FileMetadata.Cataloger.ScopeOpt)
resolver, err := src.FileResolver(app.FileMetadata.Cataloger.ScopeOpt)
if err != nil {
return nil, err
}
@ -129,23 +130,23 @@ func generateCatalogFileDigestsTask() (task, error) {
return task, nil
}
func generateCatalogSecretsTask() (task, error) {
if !appConfig.Secrets.Cataloger.Enabled {
func generateCatalogSecretsTask(app *config.Application) (Task, error) {
if !app.Secrets.Cataloger.Enabled {
return nil, nil
}
patterns, err := file.GenerateSearchPatterns(file.DefaultSecretsPatterns, appConfig.Secrets.AdditionalPatterns, appConfig.Secrets.ExcludePatternNames)
patterns, err := file.GenerateSearchPatterns(file.DefaultSecretsPatterns, app.Secrets.AdditionalPatterns, app.Secrets.ExcludePatternNames)
if err != nil {
return nil, err
}
secretsCataloger, err := file.NewSecretsCataloger(patterns, appConfig.Secrets.RevealValues, appConfig.Secrets.SkipFilesAboveSize)
secretsCataloger, err := file.NewSecretsCataloger(patterns, app.Secrets.RevealValues, app.Secrets.SkipFilesAboveSize)
if err != nil {
return nil, err
}
task := func(results *sbom.Artifacts, src *source.Source) ([]artifact.Relationship, error) {
resolver, err := src.FileResolver(appConfig.Secrets.Cataloger.ScopeOpt)
resolver, err := src.FileResolver(app.Secrets.Cataloger.ScopeOpt)
if err != nil {
return nil, err
}
@ -161,8 +162,8 @@ func generateCatalogSecretsTask() (task, error) {
return task, nil
}
func generateCatalogFileClassificationsTask() (task, error) {
if !appConfig.FileClassification.Cataloger.Enabled {
func generateCatalogFileClassificationsTask(app *config.Application) (Task, error) {
if !app.FileClassification.Cataloger.Enabled {
return nil, nil
}
@ -173,7 +174,7 @@ func generateCatalogFileClassificationsTask() (task, error) {
}
task := func(results *sbom.Artifacts, src *source.Source) ([]artifact.Relationship, error) {
resolver, err := src.FileResolver(appConfig.FileClassification.Cataloger.ScopeOpt)
resolver, err := src.FileResolver(app.FileClassification.Cataloger.ScopeOpt)
if err != nil {
return nil, err
}
@ -189,18 +190,18 @@ func generateCatalogFileClassificationsTask() (task, error) {
return task, nil
}
func generateCatalogContentsTask() (task, error) {
if !appConfig.FileContents.Cataloger.Enabled {
func generateCatalogContentsTask(app *config.Application) (Task, error) {
if !app.FileContents.Cataloger.Enabled {
return nil, nil
}
contentsCataloger, err := file.NewContentsCataloger(appConfig.FileContents.Globs, appConfig.FileContents.SkipFilesAboveSize)
contentsCataloger, err := file.NewContentsCataloger(app.FileContents.Globs, app.FileContents.SkipFilesAboveSize)
if err != nil {
return nil, err
}
task := func(results *sbom.Artifacts, src *source.Source) ([]artifact.Relationship, error) {
resolver, err := src.FileResolver(appConfig.FileContents.Cataloger.ScopeOpt)
resolver, err := src.FileResolver(app.FileContents.Cataloger.ScopeOpt)
if err != nil {
return nil, err
}
@ -216,7 +217,7 @@ func generateCatalogContentsTask() (task, error) {
return task, nil
}
func runTask(t task, a *sbom.Artifacts, src *source.Source, c chan<- artifact.Relationship, errs chan<- error) {
func RunTask(t Task, a *sbom.Artifacts, src *source.Source, c chan<- artifact.Relationship, errs chan<- error) {
defer close(c)
relationships, err := t(a, src)

28
cmd/syft/cli/options/attest.go Normal file
View file

@ -0,0 +1,28 @@
package options
import (
"github.com/spf13/cobra"
"github.com/spf13/pflag"
"github.com/spf13/viper"
)
type AttestOptions struct {
Key string
}
var _ Interface = (*AttestOptions)(nil)
func (o *AttestOptions) AddFlags(cmd *cobra.Command, v *viper.Viper) error {
cmd.PersistentFlags().StringVarP(&o.Key, "key", "", "cosign.key",
"path to the private key file to use for attestation")
return bindAttestationConfigOptions(cmd.PersistentFlags(), v)
}
func bindAttestationConfigOptions(flags *pflag.FlagSet, v *viper.Viper) error {
if err := v.BindPFlag("attest.key", flags.Lookup("key")); err != nil {
return err
}
return nil
}

4
cmd/format_aliases.go → cmd/syft/cli/options/format.go
View file

@ -1,11 +1,11 @@
package cmd
package options
import (
"github.com/anchore/syft/syft"
"github.com/anchore/syft/syft/sbom"
)
func formatAliases(ids ...sbom.FormatID) (aliases []string) {
func FormatAliases(ids ...sbom.FormatID) (aliases []string) {
for _, id := range ids {
switch id {
case syft.JSONFormatID:

11
cmd/syft/cli/options/options.go Normal file
View file

@ -0,0 +1,11 @@
package options
import (
"github.com/spf13/cobra"
"github.com/spf13/viper"
)
type Interface interface {
// AddFlags adds this options' flags to the cobra command.
AddFlags(cmd *cobra.Command, v *viper.Viper) error
}

118
cmd/syft/cli/options/packages.go Normal file
View file

@ -0,0 +1,118 @@
package options
import (
"fmt"
"github.com/anchore/syft/internal/formats/table"
"github.com/anchore/syft/syft"
"github.com/anchore/syft/syft/pkg/cataloger"
"github.com/anchore/syft/syft/source"
"github.com/spf13/cobra"
"github.com/spf13/pflag"
"github.com/spf13/viper"
)
type PackagesOptions struct {
Scope string
Output []string
File string
Platform string
Host string
Username string
Password string
Dockerfile string
Exclude []string
OverwriteExistingImage bool
ImportTimeout uint
}
var _ Interface = (*PackagesOptions)(nil)
func (o *PackagesOptions) AddFlags(cmd *cobra.Command, v *viper.Viper) error {
cmd.PersistentFlags().StringVarP(&o.Scope, "scope", "s", cataloger.DefaultSearchConfig().Scope.String(),
fmt.Sprintf("selection of layers to catalog, options=%v", source.AllScopes))
cmd.PersistentFlags().StringArrayVarP(&o.Output, "output", "o", FormatAliases(table.ID),
fmt.Sprintf("report output format, options=%v", FormatAliases(syft.FormatIDs()...)))
cmd.PersistentFlags().StringVarP(&o.File, "file", "", "",
"file to write the default report output to (default is STDOUT)")
cmd.PersistentFlags().StringVarP(&o.Platform, "platform", "", "",
"an optional platform specifier for container image sources (e.g. 'linux/arm64', 'linux/arm64/v8', 'arm64', 'linux')")
cmd.PersistentFlags().StringVarP(&o.Host, "host", "H", "",
"the hostname or URL of the Anchore Enterprise instance to upload to")
cmd.PersistentFlags().StringVarP(&o.Username, "username", "u", "",
"the username to authenticate against Anchore Enterprise")
cmd.PersistentFlags().StringVarP(&o.Password, "password", "p", "",
"the password to authenticate against Anchore Enterprise")
cmd.PersistentFlags().StringVarP(&o.Dockerfile, "dockerfile", "d", "",
"include dockerfile for upload to Anchore Enterprise")
cmd.PersistentFlags().StringArrayVarP(&o.Exclude, "exclude", "", nil,
"exclude paths from being scanned using a glob expression")
cmd.PersistentFlags().BoolVarP(&o.OverwriteExistingImage, "overwrite-existing-image", "", false,
"overwrite an existing image during the upload to Anchore Enterprise")
cmd.PersistentFlags().UintVarP(&o.ImportTimeout, "import-timeout", "", 30,
"set a timeout duration (in seconds) for the upload to Anchore Enterprise")
return bindPackageConfigOptions(cmd.PersistentFlags(), v)
}
func bindPackageConfigOptions(flags *pflag.FlagSet, v *viper.Viper) error {
// Formatting & Input options //////////////////////////////////////////////
if err := v.BindPFlag("package.cataloger.scope", flags.Lookup("scope")); err != nil {
return err
}
if err := v.BindPFlag("file", flags.Lookup("file")); err != nil {
return err
}
if err := v.BindPFlag("exclude", flags.Lookup("exclude")); err != nil {
return err
}
if err := v.BindPFlag("output", flags.Lookup("output")); err != nil {
return err
}
if err := v.BindPFlag("platform", flags.Lookup("platform")); err != nil {
return err
}
// Upload options //////////////////////////////////////////////////////////
if err := v.BindPFlag("anchore.host", flags.Lookup("host")); err != nil {
return err
}
if err := v.BindPFlag("anchore.username", flags.Lookup("username")); err != nil {
return err
}
if err := v.BindPFlag("anchore.password", flags.Lookup("password")); err != nil {
return err
}
if err := v.BindPFlag("anchore.dockerfile", flags.Lookup("dockerfile")); err != nil {
return err
}
if err := v.BindPFlag("anchore.overwrite-existing-image", flags.Lookup("overwrite-existing-image")); err != nil {
return err
}
if err := v.BindPFlag("anchore.import-timeout", flags.Lookup("import-timeout")); err != nil {
return err
}
return nil
}

36
cmd/syft/cli/options/root.go Normal file
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@ -0,0 +1,36 @@
package options
import (
"github.com/spf13/cobra"
"github.com/spf13/pflag"
"github.com/spf13/viper"
)
type RootOptions struct {
Config string
Quiet bool
Verbose int
}
var _ Interface = (*RootOptions)(nil)
func (o *RootOptions) AddFlags(cmd *cobra.Command, v *viper.Viper) error {
cmd.PersistentFlags().StringVarP(&o.Config, "config", "c", "", "application config file")
cmd.PersistentFlags().CountVarP(&o.Verbose, "verbose", "v", "increase verbosity (-v = info, -vv = debug)")
cmd.PersistentFlags().BoolVarP(&o.Quiet, "quiet", "q", false, "suppress all logging output")
return bindRootConfigOptions(cmd.PersistentFlags(), v)
}
func bindRootConfigOptions(flags *pflag.FlagSet, v *viper.Viper) error {
if err := v.BindPFlag("config", flags.Lookup("config")); err != nil {
return err
}
if err := v.BindPFlag("verbosity", flags.Lookup("verbose")); err != nil {
return err
}
if err := v.BindPFlag("quiet", flags.Lookup("quiet")); err != nil {
return err
}
return nil
}

18
cmd/syft/cli/options/verbose.go Normal file
View file

@ -0,0 +1,18 @@
package options
import (
"github.com/anchore/syft/internal"
"github.com/anchore/syft/internal/config"
"github.com/anchore/syft/internal/log"
)
func IsVerbose(app *config.Application) (result bool) {
isPipedInput, err := internal.IsPipedInput()
if err != nil {
// since we can't tell if there was piped input we assume that there could be to disable the ETUI
log.Warnf("unable to determine if there is piped input: %+v", err)
return true
}
// verbosity should consider if there is piped input (in which case we should not show the ETUI)
return app.Verbosity > 0 || isPipedInput
}

17
cmd/syft/cli/options/version.go Normal file
View file

@ -0,0 +1,17 @@
package options
import (
"github.com/spf13/cobra"
"github.com/spf13/viper"
)
type VersionOptions struct {
Output string
}
var _ Interface = (*PackagesOptions)(nil)
func (o *VersionOptions) AddFlags(cmd *cobra.Command, v *viper.Viper) error {
cmd.Flags().StringVarP(&o.Output, "output", "o", "text", "format to show version information (available=[text, json])")
return nil
}

79
cmd/syft/cli/packages.go Normal file
View file

@ -0,0 +1,79 @@
package cli
import (
"fmt"
"log"
"github.com/anchore/syft/cmd/syft/cli/options"
"github.com/anchore/syft/cmd/syft/cli/packages"
"github.com/anchore/syft/internal"
"github.com/anchore/syft/internal/config"
"github.com/spf13/cobra"
"github.com/spf13/viper"
)
const (
packagesExample = ` {{.appName}} {{.command}} alpine:latest a summary of discovered packages
{{.appName}} {{.command}} alpine:latest -o json show all possible cataloging details
{{.appName}} {{.command}} alpine:latest -o cyclonedx show a CycloneDX formatted SBOM
{{.appName}} {{.command}} alpine:latest -o cyclonedx-json show a CycloneDX JSON formatted SBOM
{{.appName}} {{.command}} alpine:latest -o spdx show a SPDX 2.2 Tag-Value formatted SBOM
{{.appName}} {{.command}} alpine:latest -o spdx-json show a SPDX 2.2 JSON formatted SBOM
{{.appName}} {{.command}} alpine:latest -vv show verbose debug information
Supports the following image sources:
{{.appName}} {{.command}} yourrepo/yourimage:tag defaults to using images from a Docker daemon. If Docker is not present, the image is pulled directly from the registry.
{{.appName}} {{.command}} path/to/a/file/or/dir a Docker tar, OCI tar, OCI directory, or generic filesystem directory
`
schemeHelpHeader = "You can also explicitly specify the scheme to use:"
imageSchemeHelp = ` {{.appName}} {{.command}} docker:yourrepo/yourimage:tag explicitly use the Docker daemon
{{.appName}} {{.command}} podman:yourrepo/yourimage:tag explicitly use the Podman daemon
{{.appName}} {{.command}} registry:yourrepo/yourimage:tag pull image directly from a registry (no container runtime required)
{{.appName}} {{.command}} docker-archive:path/to/yourimage.tar use a tarball from disk for archives created from "docker save"
{{.appName}} {{.command}} oci-archive:path/to/yourimage.tar use a tarball from disk for OCI archives (from Skopeo or otherwise)
{{.appName}} {{.command}} oci-dir:path/to/yourimage read directly from a path on disk for OCI layout directories (from Skopeo or otherwise)
`
nonImageSchemeHelp = ` {{.appName}} {{.command}} dir:path/to/yourproject read directly from a path on disk (any directory)
{{.appName}} {{.command}} file:path/to/yourproject/file read directly from a path on disk (any single file)
`
packagesSchemeHelp = "\n" + indent + schemeHelpHeader + "\n" + imageSchemeHelp + nonImageSchemeHelp
packagesHelp = packagesExample + packagesSchemeHelp
)
func Packages(v *viper.Viper, app *config.Application, ro *options.RootOptions, po *options.PackagesOptions) *cobra.Command {
cmd := &cobra.Command{
Use: "packages [SOURCE]",
Short: "Generate a package SBOM",
Long: "Generate a packaged-based Software Bill Of Materials (SBOM) from container images and filesystems",
Example: internal.Tprintf(packagesHelp, map[string]interface{}{
"appName": internal.ApplicationName,
"command": "packages",
}),
Args: func(cmd *cobra.Command, args []string) error {
if err := app.LoadAllValues(v, ro.Config); err != nil {
return fmt.Errorf("invalid application config: %v", err)
}
// configure logging for command
newLogWrapper(app)
logApplicationConfig(app)
return validateArgs(cmd, args)
},
SilenceUsage: true,
SilenceErrors: true,
RunE: func(cmd *cobra.Command, args []string) error {
if app.CheckForAppUpdate {
checkForApplicationUpdate()
}
return packages.Run(cmd.Context(), app, args)
},
}
err := po.AddFlags(cmd, v)
if err != nil {
log.Fatal(err)
}
return cmd
}

240
cmd/syft/cli/packages/packages.go Normal file
View file

@ -0,0 +1,240 @@
package packages
import (
"context"
"fmt"
"io/ioutil"
"os"
"strings"
"github.com/anchore/stereoscope"
"github.com/anchore/syft/cmd/syft/cli/eventloop"
"github.com/anchore/syft/cmd/syft/cli/options"
"github.com/anchore/syft/internal"
"github.com/anchore/syft/internal/anchore"
"github.com/anchore/syft/internal/bus"
"github.com/anchore/syft/internal/config"
"github.com/anchore/syft/internal/formats/table"
"github.com/anchore/syft/internal/log"
"github.com/anchore/syft/internal/ui"
"github.com/anchore/syft/internal/version"
"github.com/anchore/syft/syft"
"github.com/anchore/syft/syft/artifact"
"github.com/anchore/syft/syft/event"
"github.com/anchore/syft/syft/sbom"
"github.com/anchore/syft/syft/source"
"github.com/hashicorp/go-multierror"
"github.com/wagoodman/go-partybus"
)
func Run(ctx context.Context, app *config.Application, args []string) error {
writer, err := makeWriter(app.Outputs, app.File)
if err != nil {
return err
}
defer func() {
if err := writer.Close(); err != nil {
log.Warnf("unable to write to report destination: %w", err)
}
}()
// could be an image or a directory, with or without a scheme
userInput := args[0]
si, err := source.ParseInput(userInput, app.Platform, true)
if err != nil {
return fmt.Errorf("could not generate source input for packages command: %w", err)
}
eventBus := partybus.NewBus()
stereoscope.SetBus(eventBus)
syft.SetBus(eventBus)
return eventloop.EventLoop(
execWorker(app, *si, writer),
eventloop.SetupSignals(),
eventBus.Subscribe(),
stereoscope.Cleanup,
ui.Select(options.IsVerbose(app), app.Quiet)...,
)
}
func execWorker(app *config.Application, si source.Input, writer sbom.Writer) <-chan error {
errs := make(chan error)
go func() {
defer close(errs)
src, cleanup, err := source.New(si, app.Registry.ToOptions(), app.Exclusions)
if cleanup != nil {
defer cleanup()
}
if err != nil {
errs <- fmt.Errorf("failed to construct source from user input %q: %w", si.UserInput, err)
return
}
s, err := GenerateSBOM(src, errs, app)
if err != nil {
errs <- err
return
}
if s == nil {
errs <- fmt.Errorf("no SBOM produced for %q", si.UserInput)
}
if app.Anchore.Host != "" {
if err := runPackageSbomUpload(src, *s, app); err != nil {
errs <- err
return
}
}
bus.Publish(partybus.Event{
Type: event.Exit,
Value: func() error { return writer.Write(*s) },
})
}()
return errs
}
func GenerateSBOM(src *source.Source, errs chan error, app *config.Application) (*sbom.SBOM, error) {
tasks, err := eventloop.Tasks(app)
if err != nil {
return nil, err
}
s := sbom.SBOM{
Source: src.Metadata,
Descriptor: sbom.Descriptor{
Name: internal.ApplicationName,
Version: version.FromBuild().Version,
Configuration: app,
},
}
buildRelationships(&s, src, tasks, errs)
return &s, nil
}
func buildRelationships(s *sbom.SBOM, src *source.Source, tasks []eventloop.Task, errs chan error) {
var relationships []<-chan artifact.Relationship
for _, task := range tasks {
c := make(chan artifact.Relationship)
relationships = append(relationships, c)
go eventloop.RunTask(task, &s.Artifacts, src, c, errs)
}
s.Relationships = append(s.Relationships, MergeRelationships(relationships...)...)
}
func MergeRelationships(cs ...<-chan artifact.Relationship) (relationships []artifact.Relationship) {
for _, c := range cs {
for n := range c {
relationships = append(relationships, n)
}
}
return relationships
}
func runPackageSbomUpload(src *source.Source, s sbom.SBOM, app *config.Application) error {
log.Infof("uploading results to %s", app.Anchore.Host)
if src.Metadata.Scheme != source.ImageScheme {
return fmt.Errorf("unable to upload results: only images are supported")
}
var dockerfileContents []byte
if app.Anchore.Dockerfile != "" {
if _, err := os.Stat(app.Anchore.Dockerfile); os.IsNotExist(err) {
return fmt.Errorf("unable dockerfile=%q does not exist: %w", app.Anchore.Dockerfile, err)
}
fh, err := os.Open(app.Anchore.Dockerfile)
if err != nil {
return fmt.Errorf("unable to open dockerfile=%q: %w", app.Anchore.Dockerfile, err)
}
dockerfileContents, err = ioutil.ReadAll(fh)
if err != nil {
return fmt.Errorf("unable to read dockerfile=%q: %w", app.Anchore.Dockerfile, err)
}
}
c, err := anchore.NewClient(anchore.Configuration{
BaseURL: app.Anchore.Host,
Username: app.Anchore.Username,
Password: app.Anchore.Password,
})
if err != nil {
return fmt.Errorf("failed to create anchore client: %w", err)
}
importCfg := anchore.ImportConfig{
ImageMetadata: src.Image.Metadata,
SBOM: s,
Dockerfile: dockerfileContents,
OverwriteExistingUpload: app.Anchore.OverwriteExistingImage,
Timeout: app.Anchore.ImportTimeout,
}
if err := c.Import(context.Background(), importCfg); err != nil {
return fmt.Errorf("failed to upload results to host=%s: %+v", app.Anchore.Host, err)
}
return nil
}
// makeWriter creates a sbom.Writer for output or returns an error. this will either return a valid writer
// or an error but neither both and if there is no error, sbom.Writer.Close() should be called
func makeWriter(outputs []string, defaultFile string) (sbom.Writer, error) {
outputOptions, err := parseOptions(outputs, defaultFile)
if err != nil {
return nil, err
}
writer, err := sbom.NewWriter(outputOptions...)
if err != nil {
return nil, err
}
return writer, nil
}
// parseOptions utility to parse command-line option strings and retain the existing behavior of default format and file
func parseOptions(outputs []string, defaultFile string) (out []sbom.WriterOption, errs error) {
// always should have one option -- we generally get the default of "table", but just make sure
if len(outputs) == 0 {
outputs = append(outputs, string(table.ID))
}
for _, name := range outputs {
name = strings.TrimSpace(name)
// split to at most two parts for <format>=<file>
parts := strings.SplitN(name, "=", 2)
// the format name is the first part
name = parts[0]
// default to the --file or empty string if not specified
file := defaultFile
// If a file is specified as part of the output formatName, use that
if len(parts) > 1 {
file = parts[1]
}
format := syft.FormatByName(name)
if format == nil {
errs = multierror.Append(errs, fmt.Errorf("bad output format: '%s'", name))
continue
}
out = append(out, sbom.NewWriterOption(format, file))
}
return out, errs
}

49
cmd/syft/cli/poweruser.go Normal file
View file

@ -0,0 +1,49 @@
package cli
import (
"fmt"
"github.com/anchore/syft/cmd/syft/cli/options"
"github.com/anchore/syft/cmd/syft/cli/poweruser"
"github.com/anchore/syft/internal"
"github.com/anchore/syft/internal/config"
"github.com/spf13/cobra"
"github.com/spf13/viper"
)
const powerUserExample = ` {{.appName}} {{.command}} <image>
DEPRECATED - THIS COMMAND WILL BE REMOVED in v1.0.0
Only image sources are supported (e.g. docker: , podman: , docker-archive: , oci: , etc.), the directory source (dir:) is not supported.
All behavior is controlled via application configuration and environment variables (see https://github.com/anchore/syft#configuration)
`
func PowerUser(v *viper.Viper, app *config.Application, ro *options.RootOptions) *cobra.Command {
cmd := &cobra.Command{
Use: "power-user [IMAGE]",
Short: "Run bulk operations on container images",
Example: internal.Tprintf(powerUserExample, map[string]interface{}{
"appName": internal.ApplicationName,
"command": "power-user",
}),
Args: func(cmd *cobra.Command, args []string) error {
if err := app.LoadAllValues(v, ro.Config); err != nil {
return fmt.Errorf("invalid application config: %v", err)
}
// configure logging for command
newLogWrapper(app)
logApplicationConfig(app)
return validateArgs(cmd, args)
},
Hidden: true,
SilenceUsage: true,
SilenceErrors: true,
RunE: func(cmd *cobra.Command, args []string) error {
if app.CheckForAppUpdate {
checkForApplicationUpdate()
}
return poweruser.Run(cmd.Context(), app, args)
},
}
return cmd
}

116
cmd/syft/cli/poweruser/poweruser.go Normal file
View file

@ -0,0 +1,116 @@
package poweruser
import (
"context"
"fmt"
"os"
"github.com/anchore/stereoscope"
"github.com/anchore/syft/cmd/syft/cli/eventloop"
"github.com/anchore/syft/cmd/syft/cli/options"
"github.com/anchore/syft/cmd/syft/cli/packages"
"github.com/anchore/syft/internal"
"github.com/anchore/syft/internal/bus"
"github.com/anchore/syft/internal/config"
"github.com/anchore/syft/internal/formats/syftjson"
"github.com/anchore/syft/internal/log"
"github.com/anchore/syft/internal/ui"
"github.com/anchore/syft/internal/version"
"github.com/anchore/syft/syft"
"github.com/anchore/syft/syft/artifact"
"github.com/anchore/syft/syft/event"
"github.com/anchore/syft/syft/sbom"
"github.com/anchore/syft/syft/source"
"github.com/gookit/color"
"github.com/wagoodman/go-partybus"
)
func Run(ctx context.Context, app *config.Application, args []string) error {
writer, err := sbom.NewWriter(sbom.WriterOption{
Format: syftjson.Format(),
Path: app.File,
})
if err != nil {
return err
}
defer func() {
if err := writer.Close(); err != nil {
log.Warnf("unable to write to report destination: %+v", err)
}
// inform user at end of run that command will be removed
deprecated := color.Style{color.Red, color.OpBold}.Sprint("DEPRECATED: This command will be removed in v1.0.0")
fmt.Fprintln(os.Stderr, deprecated)
}()
userInput := args[0]
si, err := source.ParseInput(userInput, app.Platform, true)
if err != nil {
return fmt.Errorf("could not generate source input for packages command: %w", err)
}
eventBus := partybus.NewBus()
stereoscope.SetBus(eventBus)
syft.SetBus(eventBus)
return eventloop.EventLoop(
execWorker(app, *si, writer),
eventloop.SetupSignals(),
eventBus.Subscribe(),
stereoscope.Cleanup,
ui.Select(options.IsVerbose(app), app.Quiet)...,
)
}
func execWorker(app *config.Application, si source.Input, writer sbom.Writer) <-chan error {
errs := make(chan error)
go func() {
defer close(errs)
app.Secrets.Cataloger.Enabled = true
app.FileMetadata.Cataloger.Enabled = true
app.FileContents.Cataloger.Enabled = true
app.FileClassification.Cataloger.Enabled = true
tasks, err := eventloop.Tasks(app)
if err != nil {
errs <- err
return
}
src, cleanup, err := source.New(si, app.Registry.ToOptions(), app.Exclusions)
if err != nil {
errs <- err
return
}
if cleanup != nil {
defer cleanup()
}
s := sbom.SBOM{
Source: src.Metadata,
Descriptor: sbom.Descriptor{
Name: internal.ApplicationName,
Version: version.FromBuild().Version,
Configuration: app,
},
}
var relationships []<-chan artifact.Relationship
for _, task := range tasks {
c := make(chan artifact.Relationship)
relationships = append(relationships, c)
go eventloop.RunTask(task, &s.Artifacts, src, c, errs)
}
s.Relationships = append(s.Relationships, packages.MergeRelationships(relationships...)...)
bus.Publish(partybus.Event{
Type: event.Exit,
Value: func() error { return writer.Write(s) },
})
}()
return errs
}

40
cmd/version.go → cmd/syft/cli/version.go
View file

@ -1,33 +1,41 @@
package cmd
package cli
import (
"encoding/json"
"fmt"
"log"
"os"
"github.com/anchore/syft/cmd/syft/cli/options"
"github.com/anchore/syft/internal"
"github.com/anchore/syft/internal/config"
"github.com/anchore/syft/internal/version"
"github.com/spf13/cobra"
"github.com/spf13/viper"
)
var versionCmdOutputFormat string
func Version(v *viper.Viper, app *config.Application) *cobra.Command {
o := &options.VersionOptions{}
cmd := &cobra.Command{
Use: "version",
Short: "show the version",
RunE: func(cmd *cobra.Command, args []string) error {
return printVersion(o.Output)
},
}
var versionCmd = &cobra.Command{
Use: "version",
Short: "show the version",
Run: printVersion,
err := o.AddFlags(cmd, v)
if err != nil {
log.Fatal(err)
}
return cmd
}
func init() {
versionCmd.Flags().StringVarP(&versionCmdOutputFormat, "output", "o", "text", "format to show version information (available=[text, json])")
rootCmd.AddCommand(versionCmd)
}
func printVersion(_ *cobra.Command, _ []string) {
func printVersion(output string) error {
versionInfo := version.FromBuild()
switch versionCmdOutputFormat {
switch output {
case "text":
fmt.Println("Application: ", internal.ApplicationName)
fmt.Println("Version: ", versionInfo.Version)
@ -55,7 +63,9 @@ func printVersion(_ *cobra.Command, _ []string) {
os.Exit(1)
}
default:
fmt.Printf("unsupported output format: %s\n", versionCmdOutputFormat)
fmt.Printf("unsupported output format: %s\n", output)
os.Exit(1)
}
return nil
}

18
cmd/syft/main.go Normal file
View file

@ -0,0 +1,18 @@
package main
import (
"log"
"github.com/anchore/syft/cmd/syft/cli"
)
func main() {
cli, err := cli.New()
if err != nil {
log.Fatalf("error during command construction: %v", err)
}
if err := cli.Execute(); err != nil {
log.Fatalf("error during command execution: %v", err)
}
}

112
go.mod
View file

@ -24,7 +24,6 @@ require (
github.com/google/uuid v1.3.0
github.com/gookit/color v1.4.2
github.com/hashicorp/go-multierror v1.1.1
github.com/in-toto/in-toto-golang v0.3.4-0.20211211042327-af1f9fb822bf
github.com/jinzhu/copier v0.3.2
github.com/mgutz/ansi v0.0.0-20200706080929-d51e80ef957d // indirect
github.com/mholt/archiver/v3 v3.5.1
@ -33,45 +32,45 @@ require (
github.com/mitchellh/mapstructure v1.4.3
github.com/olekukonko/tablewriter v0.0.5
github.com/pelletier/go-toml v1.9.4
github.com/pkg/profile v1.5.0
// pinned to pull in 386 arch fix: https://github.com/scylladb/go-set/commit/cc7b2070d91ebf40d233207b633e28f5bd8f03a5
github.com/scylladb/go-set v1.0.3-0.20200225121959-cc7b2070d91e
github.com/sergi/go-diff v1.2.0
github.com/sigstore/sigstore v1.1.1-0.20220217212907-e48ca03a5ba7
github.com/sirupsen/logrus v1.8.1
github.com/spdx/tools-golang v0.2.0
github.com/spf13/afero v1.8.0
github.com/spf13/cobra v1.3.0
github.com/spf13/cobra v1.4.0
github.com/spf13/pflag v1.0.5
github.com/spf13/viper v1.10.1
github.com/stretchr/testify v1.7.0
github.com/stretchr/testify v1.7.1
github.com/vifraa/gopom v0.1.0
github.com/wagoodman/go-partybus v0.0.0-20210627031916-db1f5573bbc5
github.com/wagoodman/go-progress v0.0.0-20200731105512-1020f39e6240
github.com/wagoodman/jotframe v0.0.0-20211129225309-56b0d0a4aebb
github.com/x-cray/logrus-prefixed-formatter v0.5.2
github.com/xeipuuv/gojsonschema v1.2.0
golang.org/x/mod v0.5.1
golang.org/x/net v0.0.0-20220127200216-cd36cc0744dd
golang.org/x/mod v0.6.0-dev.0.20220106191415-9b9b3d81d5e3
golang.org/x/net v0.0.0-20220325170049-de3da57026de
golang.org/x/term v0.0.0-20210927222741-03fcf44c2211
gopkg.in/yaml.v2 v2.4.0
)
require (
github.com/docker/docker v20.10.12+incompatible
github.com/sigstore/cosign v1.6.0
github.com/in-toto/in-toto-golang v0.3.4-0.20211211042327-af1f9fb822bf
github.com/sigstore/cosign v1.7.2
github.com/sigstore/sigstore v1.2.1-0.20220401110139-0e610e39782f
)
require (
bitbucket.org/creachadair/shell v0.0.6 // indirect
cloud.google.com/go v0.100.2 // indirect
cloud.google.com/go/compute v1.3.0 // indirect
cloud.google.com/go/iam v0.1.1 // indirect
cloud.google.com/go/kms v1.3.0 // indirect
cloud.google.com/go/storage v1.21.0 // indirect
github.com/Azure/azure-sdk-for-go v61.5.0+incompatible // indirect
cloud.google.com/go/compute v1.5.0 // indirect
cloud.google.com/go/iam v0.3.0 // indirect
cloud.google.com/go/kms v1.4.0 // indirect
cloud.google.com/go/storage v1.22.0 // indirect
github.com/Azure/azure-sdk-for-go v63.0.0+incompatible // indirect
github.com/Azure/go-autorest v14.2.0+incompatible // indirect
github.com/Azure/go-autorest/autorest v0.11.24 // indirect
github.com/Azure/go-autorest/autorest v0.11.25 // indirect
github.com/Azure/go-autorest/autorest/adal v0.9.18 // indirect
github.com/Azure/go-autorest/autorest/azure/auth v0.5.11 // indirect
github.com/Azure/go-autorest/autorest/azure/cli v0.4.5 // indirect
@ -89,21 +88,21 @@ require (
github.com/armon/go-metrics v0.3.10 // indirect
github.com/armon/go-radix v1.0.0 // indirect
github.com/asaskevich/govalidator v0.0.0-20210307081110-f21760c49a8d // indirect
github.com/aws/aws-sdk-go v1.43.0 // indirect
github.com/aws/aws-sdk-go-v2 v1.13.0 // indirect
github.com/aws/aws-sdk-go-v2/config v1.13.1 // indirect
github.com/aws/aws-sdk-go-v2/credentials v1.8.0 // indirect
github.com/aws/aws-sdk-go-v2/feature/ec2/imds v1.10.0 // indirect
github.com/aws/aws-sdk-go-v2/internal/configsources v1.1.4 // indirect
github.com/aws/aws-sdk-go-v2/internal/endpoints/v2 v2.2.0 // indirect
github.com/aws/aws-sdk-go-v2/internal/ini v1.3.5 // indirect
github.com/aws/aws-sdk-go-v2/service/ecr v1.14.0 // indirect
github.com/aws/aws-sdk-go-v2/service/ecrpublic v1.11.0 // indirect
github.com/aws/aws-sdk-go-v2/service/internal/presigned-url v1.7.0 // indirect
github.com/aws/aws-sdk-go-v2/service/sso v1.9.0 // indirect
github.com/aws/aws-sdk-go-v2/service/sts v1.14.0 // indirect
github.com/aws/smithy-go v1.10.0 // indirect
github.com/awslabs/amazon-ecr-credential-helper/ecr-login v0.0.0-20220216180153-3d7835abdf40 // indirect
github.com/aws/aws-sdk-go v1.43.30 // indirect
github.com/aws/aws-sdk-go-v2 v1.14.0 // indirect
github.com/aws/aws-sdk-go-v2/config v1.14.0 // indirect
github.com/aws/aws-sdk-go-v2/credentials v1.9.0 // indirect
github.com/aws/aws-sdk-go-v2/feature/ec2/imds v1.11.0 // indirect
github.com/aws/aws-sdk-go-v2/internal/configsources v1.1.5 // indirect
github.com/aws/aws-sdk-go-v2/internal/endpoints/v2 v2.3.0 // indirect
github.com/aws/aws-sdk-go-v2/internal/ini v1.3.6 // indirect
github.com/aws/aws-sdk-go-v2/service/ecr v1.15.0 // indirect
github.com/aws/aws-sdk-go-v2/service/ecrpublic v1.12.0 // indirect
github.com/aws/aws-sdk-go-v2/service/internal/presigned-url v1.8.0 // indirect
github.com/aws/aws-sdk-go-v2/service/sso v1.10.0 // indirect
github.com/aws/aws-sdk-go-v2/service/sts v1.15.0 // indirect
github.com/aws/smithy-go v1.11.0 // indirect
github.com/awslabs/amazon-ecr-credential-helper/ecr-login v0.0.0-20220228164355-396b2034c795 // indirect
github.com/benbjohnson/clock v1.1.0 // indirect
github.com/beorn7/perks v1.0.1 // indirect
github.com/bgentry/speakeasy v0.1.0 // indirect
@ -134,7 +133,7 @@ require (
github.com/go-openapi/jsonpointer v0.19.5 // indirect
github.com/go-openapi/jsonreference v0.19.6 // indirect
github.com/go-openapi/loads v0.21.1 // indirect
github.com/go-openapi/runtime v0.23.1 // indirect
github.com/go-openapi/runtime v0.23.3 // indirect
github.com/go-openapi/spec v0.20.4 // indirect
github.com/go-openapi/strfmt v0.21.2 // indirect
github.com/go-openapi/swag v0.21.1 // indirect
@ -144,7 +143,7 @@ require (
github.com/go-playground/universal-translator v0.18.0 // indirect
github.com/go-playground/validator/v10 v10.10.0 // indirect
github.com/go-stack/stack v1.8.1 // indirect
github.com/golang-jwt/jwt/v4 v4.2.0 // indirect
github.com/golang-jwt/jwt/v4 v4.3.0 // indirect
github.com/golang/glog v1.0.0 // indirect
github.com/golang/groupcache v0.0.0-20210331224755-41bb18bfe9da // indirect
github.com/golang/mock v1.6.0 // indirect
@ -154,26 +153,27 @@ require (
github.com/google/go-querystring v1.1.0 // indirect
github.com/google/gofuzz v1.2.0 // indirect
github.com/google/trillian v1.4.0 // indirect
github.com/googleapis/gax-go/v2 v2.1.1 // indirect
github.com/googleapis/gax-go/v2 v2.2.0 // indirect
github.com/googleapis/gnostic v0.5.5 // indirect
github.com/googleapis/go-type-adapters v1.0.0 // indirect
github.com/gorilla/websocket v1.4.2 // indirect
github.com/grpc-ecosystem/go-grpc-middleware v1.3.0 // indirect
github.com/grpc-ecosystem/go-grpc-prometheus v1.2.0 // indirect
github.com/grpc-ecosystem/grpc-gateway v1.16.0 // indirect
github.com/hashicorp/go-cleanhttp v0.5.2 // indirect
github.com/hashicorp/go-hclog v1.1.0 // indirect
github.com/hashicorp/go-hclog v1.2.0 // indirect
github.com/hashicorp/go-immutable-radix v1.3.1 // indirect
github.com/hashicorp/go-plugin v1.4.3 // indirect
github.com/hashicorp/go-retryablehttp v0.7.0 // indirect
github.com/hashicorp/go-rootcerts v1.0.2 // indirect
github.com/hashicorp/go-secure-stdlib/mlock v0.1.2 // indirect
github.com/hashicorp/go-secure-stdlib/parseutil v0.1.2 // indirect
github.com/hashicorp/go-secure-stdlib/parseutil v0.1.3 // indirect
github.com/hashicorp/go-secure-stdlib/strutil v0.1.2 // indirect
github.com/hashicorp/go-sockaddr v1.0.2 // indirect
github.com/hashicorp/go-uuid v1.0.2 // indirect
github.com/hashicorp/go-uuid v1.0.3 // indirect
github.com/hashicorp/go-version v1.4.0 // indirect
github.com/hashicorp/golang-lru v0.5.4 // indirect
github.com/hashicorp/vault/api v1.4.1 // indirect
github.com/hashicorp/vault/api v1.5.0 // indirect
github.com/hashicorp/vault/sdk v0.4.1 // indirect
github.com/hashicorp/yamux v0.0.0-20211028200310-0bc27b27de87 // indirect
github.com/imdario/mergo v0.3.12 // indirect
@ -184,6 +184,7 @@ require (
github.com/josharian/intern v1.0.0 // indirect
github.com/json-iterator/go v1.1.12 // indirect
github.com/leodido/go-urn v1.2.1 // indirect
github.com/letsencrypt/boulder v0.0.0-20220331220046-b23ab962616e // indirect
github.com/mailru/easyjson v0.7.7 // indirect
github.com/matttproud/golang_protobuf_extensions v1.0.2-0.20181231171920-c182affec369 // indirect
github.com/miekg/pkcs11 v1.1.1 // indirect
@ -196,7 +197,7 @@ require (
github.com/oklog/ulid v1.3.1 // indirect
github.com/opentracing/opentracing-go v1.2.0 // indirect
github.com/pierrec/lz4 v2.6.1+incompatible // indirect
github.com/prometheus/client_golang v1.11.0 // indirect
github.com/prometheus/client_golang v1.12.1 // indirect
github.com/prometheus/client_model v0.2.0 // indirect
github.com/prometheus/common v0.32.1 // indirect
github.com/prometheus/procfs v0.7.3 // indirect
@ -211,14 +212,15 @@ require (
github.com/sigstore/rekor v0.4.1-0.20220114213500-23f583409af3 // indirect
github.com/skratchdot/open-golang v0.0.0-20200116055534-eef842397966 // indirect
github.com/soheilhy/cmux v0.1.5 // indirect
github.com/spiffe/go-spiffe/v2 v2.0.0-beta.12 // indirect
github.com/spiffe/go-spiffe/v2 v2.0.0 // indirect
github.com/syndtr/goleveldb v1.0.1-0.20210819022825-2ae1ddf74ef7 // indirect
github.com/tent/canonical-json-go v0.0.0-20130607151641-96e4ba3a7613 // indirect
github.com/thales-e-security/pool v0.0.2 // indirect
github.com/theupdateframework/go-tuf v0.0.0-20220211205608-f0c3294f63b9 // indirect
github.com/titanous/rocacheck v0.0.0-20171023193734-afe73141d399 // indirect
github.com/tmc/grpc-websocket-proxy v0.0.0-20201229170055-e5319fda7802 // indirect
github.com/urfave/cli v1.22.5 // indirect
github.com/xanzy/go-gitlab v0.56.0 // indirect
github.com/xanzy/go-gitlab v0.62.0 // indirect
github.com/xiang90/probing v0.0.0-20190116061207-43a291ad63a2 // indirect
github.com/xo/terminfo v0.0.0-20210125001918-ca9a967f8778 // indirect
github.com/zeebo/errs v1.2.2 // indirect
@ -249,23 +251,23 @@ require (
go.uber.org/atomic v1.9.0 // indirect
go.uber.org/multierr v1.7.0 // indirect
go.uber.org/zap v1.21.0 // indirect
golang.org/x/time v0.0.0-20211116232009-f0f3c7e86c11 // indirect
golang.org/x/tools v0.1.8 // indirect
google.golang.org/api v0.70.0 // indirect
google.golang.org/protobuf v1.27.1 // indirect
golang.org/x/time v0.0.0-20220224211638-0e9765cccd65 // indirect
golang.org/x/tools v0.1.10 // indirect
google.golang.org/api v0.74.0 // indirect
google.golang.org/protobuf v1.28.0 // indirect
gopkg.in/cheggaaa/pb.v1 v1.0.28 // indirect
gopkg.in/inf.v0 v0.9.1 // indirect
gopkg.in/natefinch/lumberjack.v2 v2.0.0 // indirect
gopkg.in/square/go-jose.v2 v2.6.0 // indirect
k8s.io/api v0.23.3 // indirect
k8s.io/apimachinery v0.23.3 // indirect
k8s.io/client-go v0.23.3 // indirect
k8s.io/klog/v2 v2.40.1 // indirect
k8s.io/api v0.23.5 // indirect
k8s.io/apimachinery v0.23.5 // indirect
k8s.io/client-go v0.23.5 // indirect
k8s.io/klog/v2 v2.60.1-0.20220317184644-43cc75f9ae89 // indirect
k8s.io/kube-openapi v0.0.0-20220124234850-424119656bbf // indirect
k8s.io/utils v0.0.0-20220127004650-9b3446523e65 // indirect
knative.dev/pkg v0.0.0-20220202132633-df430fa0dd96 // indirect
k8s.io/utils v0.0.0-20220210201930-3a6ce19ff2f9 // indirect
knative.dev/pkg v0.0.0-20220325200448-1f7514acd0c2 // indirect
sigs.k8s.io/json v0.0.0-20211208200746-9f7c6b3444d2 // indirect
sigs.k8s.io/release-utils v0.4.1-0.20220207182343-6dadf2228617 // indirect
sigs.k8s.io/release-utils v0.6.0 // indirect
sigs.k8s.io/structured-merge-diff/v4 v4.2.1 // indirect
sigs.k8s.io/yaml v1.3.0 // indirect
)
@ -317,15 +319,15 @@ require (
github.com/xeipuuv/gojsonpointer v0.0.0-20190905194746-02993c407bfb // indirect
github.com/xeipuuv/gojsonreference v0.0.0-20180127040603-bd5ef7bd5415 // indirect
github.com/xi2/xz v0.0.0-20171230120015-48954b6210f8 // indirect
golang.org/x/crypto v0.0.0-20220213190939-1e6e3497d506 // indirect
golang.org/x/oauth2 v0.0.0-20211104180415-d3ed0bb246c8 // indirect
golang.org/x/crypto v0.0.0-20220214200702-86341886e292 // indirect
golang.org/x/oauth2 v0.0.0-20220309155454-6242fa91716a // indirect
golang.org/x/sync v0.0.0-20210220032951-036812b2e83c // indirect
golang.org/x/sys v0.0.0-20220209214540-3681064d5158 // indirect
golang.org/x/sys v0.0.0-20220328115105-d36c6a25d886 // indirect
golang.org/x/text v0.3.7 // indirect
golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1 // indirect
google.golang.org/appengine v1.6.7 // indirect
google.golang.org/genproto v0.0.0-20220218161850-94dd64e39d7c // indirect
google.golang.org/grpc v1.44.0 // indirect
google.golang.org/genproto v0.0.0-20220405205423-9d709892a2bf // indirect
google.golang.org/grpc v1.45.0 // indirect
gopkg.in/ini.v1 v1.66.2 // indirect
gopkg.in/yaml.v3 v3.0.0-20210107192922-496545a6307b // indirect
)

477
go.sum
View file

File diff suppressed because it is too large Load diff

182
internal/config/application.go
View file

@ -7,17 +7,20 @@ import (
"reflect"
"strings"
"github.com/sirupsen/logrus"
"github.com/adrg/xdg"
"github.com/anchore/syft/internal"
"github.com/anchore/syft/internal/log"
"github.com/mitchellh/go-homedir"
"github.com/sirupsen/logrus"
"github.com/spf13/viper"
"gopkg.in/yaml.v2"
)
var ErrApplicationConfigNotFound = fmt.Errorf("application config not found")
var catalogerEnabledDefault = false
var (
ErrApplicationConfigNotFound = fmt.Errorf("application config not found")
catalogerEnabledDefault = false
)
type defaultValueLoader interface {
loadDefaultValues(*viper.Viper)
@ -29,13 +32,15 @@ type parser interface {
// Application is the main syft application configuration.
type Application struct {
ConfigPath string `yaml:",omitempty" json:"configPath"` // the location where the application config was read from (either from -c or discovered while loading)
// the location where the application config was read from (either from -c or discovered while loading); default .syft.yaml
ConfigPath string `yaml:"configPath,omitempty" json:"configPath" mapstructure:"config"`
Verbosity uint `yaml:"verbosity,omitempty" json:"verbosity" mapstructure:"verbosity"`
// -q, indicates to not show any status output to stderr (ETUI or logging UI)
Quiet bool `yaml:"quiet" json:"quiet" mapstructure:"quiet"`
Outputs []string `yaml:"output" json:"output" mapstructure:"output"` // -o, the format to use for output
File string `yaml:"file" json:"file" mapstructure:"file"` // --file, the file to write report output to
Quiet bool `yaml:"quiet" json:"quiet" mapstructure:"quiet"` // -q, indicates to not show any status output to stderr (ETUI or logging UI)
CheckForAppUpdate bool `yaml:"check-for-app-update" json:"check-for-app-update" mapstructure:"check-for-app-update"` // whether to check for an application update on start up or not
Anchore anchore `yaml:"anchore" json:"anchore" mapstructure:"anchore"` // options for interacting with Anchore Engine/Enterprise
CliOptions CliOnlyOptions `yaml:"-" json:"-"` // all options only available through the CLI (not via env vars or config)
Dev development `yaml:"dev" json:"dev" mapstructure:"dev"`
Log logging `yaml:"log" json:"log" mapstructure:"log"` // all logging-related options
Package pkg `yaml:"package" json:"package" mapstructure:"package"`
@ -49,54 +54,34 @@ type Application struct {
Platform string `yaml:"platform" json:"platform" mapstructure:"platform"`
}
// PowerUserCatalogerEnabledDefault switches all catalogers to be enabled when running power-user command
func PowerUserCatalogerEnabledDefault() {
catalogerEnabledDefault = true
}
func (cfg *Application) LoadAllValues(v *viper.Viper, configPath string) error {
// priority order: viper.Set, flag, env, config, kv, defaults
// flags have already been loaded into viper by command construction
func newApplicationConfig(v *viper.Viper, cliOpts CliOnlyOptions) *Application {
config := &Application{
CliOptions: cliOpts,
}
config.loadDefaultValues(v)
return config
}
// LoadApplicationConfig populates the given viper object with application configuration discovered on disk
func LoadApplicationConfig(v *viper.Viper, cliOpts CliOnlyOptions) (*Application, error) {
// the user may not have a config, and this is OK, we can use the default config + default cobra cli values instead
config := newApplicationConfig(v, cliOpts)
if err := readConfig(v, cliOpts.ConfigPath); err != nil && !errors.Is(err, ErrApplicationConfigNotFound) {
return nil, err
}
if err := v.Unmarshal(config); err != nil {
return nil, fmt.Errorf("unable to parse config: %w", err)
}
config.ConfigPath = v.ConfigFileUsed()
if err := config.parseConfigValues(); err != nil {
return nil, fmt.Errorf("invalid application config: %w", err)
}
return config, nil
}
// init loads the default configuration values into the viper instance (before the config values are read and parsed).
func (cfg Application) loadDefaultValues(v *viper.Viper) {
// set the default values for primitive fields in this struct
v.SetDefault("check-for-app-update", true)
// for each field in the configuration struct, see if the field implements the defaultValueLoader interface and invoke it if it does
value := reflect.ValueOf(cfg)
for i := 0; i < value.NumField(); i++ {
// note: the defaultValueLoader method receiver is NOT a pointer receiver.
if loadable, ok := value.Field(i).Interface().(defaultValueLoader); ok {
// the field implements defaultValueLoader, call it
loadable.loadDefaultValues(v)
// check if user specified config; otherwise read all possible paths
if err := loadConfig(v, configPath); err != nil {
if _, ok := err.(viper.ConfigFileNotFoundError); ok {
// Not Found; ignore this error
log.Debug("no config file found; proceeding with defaults")
}
}
// load default config values into viper
loadDefaultValues(v)
// load environment variables
v.SetEnvPrefix(internal.ApplicationName)
v.AllowEmptyEnv(true)
v.AutomaticEnv()
// unmarshal fully populated viper object onto config
err := v.Unmarshal(cfg)
if err != nil {
return err
}
// Convert all populated config options to their internal application values ex: scope string => scopeOpt source.Scope
return cfg.parseConfigValues()
}
func (cfg *Application) parseConfigValues() error {
@ -110,7 +95,6 @@ func (cfg *Application) parseConfigValues() error {
return err
}
}
// parse nested config options
// for each field in the configuration struct, see if the field implements the parser interface
// note: the app config is a pointer, so we need to grab the elements explicitly (to traverse the address)
@ -127,17 +111,6 @@ func (cfg *Application) parseConfigValues() error {
return nil
}
func (cfg *Application) parseFile() error {
if cfg.File != "" {
expandedPath, err := homedir.Expand(cfg.File)
if err != nil {
return fmt.Errorf("unable to expand file path=%q: %w", cfg.File, err)
}
cfg.File = expandedPath
}
return nil
}
func (cfg *Application) parseUploadOptions() error {
if cfg.Anchore.Host == "" && cfg.Anchore.Dockerfile != "" {
return fmt.Errorf("cannot provide dockerfile option without enabling upload")
@ -152,23 +125,9 @@ func (cfg *Application) parseLogLevelOption() error {
// we should be able to quiet the console logging and leave file logging alone...
// ... this will be an enhancement for later
cfg.Log.LevelOpt = logrus.PanicLevel
case cfg.Log.Level != "":
if cfg.CliOptions.Verbosity > 0 {
return fmt.Errorf("cannot explicitly set log level (cfg file or env var) and use -v flag together")
}
lvl, err := logrus.ParseLevel(strings.ToLower(cfg.Log.Level))
if err != nil {
return fmt.Errorf("bad log level configured (%q): %w", cfg.Log.Level, err)
}
cfg.Log.LevelOpt = lvl
if cfg.Log.LevelOpt >= logrus.InfoLevel {
cfg.CliOptions.Verbosity = 1
}
default:
switch v := cfg.CliOptions.Verbosity; {
case cfg.Verbosity > 0:
switch v := cfg.Verbosity; {
case v == 1:
cfg.Log.LevelOpt = logrus.InfoLevel
case v >= 2:
@ -176,6 +135,18 @@ func (cfg *Application) parseLogLevelOption() error {
default:
cfg.Log.LevelOpt = logrus.ErrorLevel
}
case cfg.Log.Level != "":
lvl, err := logrus.ParseLevel(strings.ToLower(cfg.Log.Level))
if err != nil {
return fmt.Errorf("bad log level configured (%q): %w", cfg.Log.Level, err)
}
cfg.Log.LevelOpt = lvl
if cfg.Log.LevelOpt >= logrus.InfoLevel {
cfg.Verbosity = 1
}
default:
cfg.Log.LevelOpt = logrus.InfoLevel
}
if cfg.Log.Level == "" {
@ -185,43 +156,64 @@ func (cfg *Application) parseLogLevelOption() error {
return nil
}
func (cfg *Application) parseFile() error {
if cfg.File != "" {
expandedPath, err := homedir.Expand(cfg.File)
if err != nil {
return fmt.Errorf("unable to expand file path=%q: %w", cfg.File, err)
}
cfg.File = expandedPath
}
return nil
}
// init loads the default configuration values into the viper instance (before the config values are read and parsed).
func loadDefaultValues(v *viper.Viper) {
// set the default values for primitive fields in this struct
v.SetDefault("quiet", false)
v.SetDefault("check-for-app-update", true)
// for each field in the configuration struct, see if the field implements the defaultValueLoader interface and invoke it if it does
value := reflect.ValueOf(Application{})
for i := 0; i < value.NumField(); i++ {
// note: the defaultValueLoader method receiver is NOT a pointer receiver.
if loadable, ok := value.Field(i).Interface().(defaultValueLoader); ok {
// the field implements defaultValueLoader, call it
loadable.loadDefaultValues(v)
}
}
}
func (cfg Application) String() string {
// yaml is pretty human friendly (at least when compared to json)
appCfgStr, err := yaml.Marshal(&cfg)
appaStr, err := yaml.Marshal(&cfg)
if err != nil {
return err.Error()
}
return string(appCfgStr)
return string(appaStr)
}
// readConfig attempts to read the given config path from disk or discover an alternate store location
// nolint:funlen
func readConfig(v *viper.Viper, configPath string) error {
func loadConfig(v *viper.Viper, configPath string) error {
var err error
v.AutomaticEnv()
v.SetEnvPrefix(internal.ApplicationName)
// allow for nested options to be specified via environment variables
// e.g. pod.context = APPNAME_POD_CONTEXT
v.SetEnvKeyReplacer(strings.NewReplacer(".", "_", "-", "_"))
// use explicitly the given user config
if configPath != "" {
v.SetConfigFile(configPath)
if err := v.ReadInConfig(); err != nil {
return fmt.Errorf("unable to read application config=%q : %w", configPath, err)
}
v.Set("config", v.ConfigFileUsed())
// don't fall through to other options if the config path was explicitly provided
return nil
}
// start searching for valid configs in order...
// 1. look for .<appname>.yaml (in the current directory)
v.AddConfigPath(".")
v.SetConfigName("." + internal.ApplicationName)
if err = v.ReadInConfig(); err == nil {
v.Set("config", v.ConfigFileUsed())
return nil
} else if !errors.As(err, &viper.ConfigFileNotFoundError{}) {
return fmt.Errorf("unable to parse config=%q: %w", v.ConfigFileUsed(), err)
@ -231,6 +223,7 @@ func readConfig(v *viper.Viper, configPath string) error {
v.AddConfigPath("." + internal.ApplicationName)
v.SetConfigName("config")
if err = v.ReadInConfig(); err == nil {
v.Set("config", v.ConfigFileUsed())
return nil
} else if !errors.As(err, &viper.ConfigFileNotFoundError{}) {
return fmt.Errorf("unable to parse config=%q: %w", v.ConfigFileUsed(), err)
@ -242,6 +235,7 @@ func readConfig(v *viper.Viper, configPath string) error {
v.AddConfigPath(home)
v.SetConfigName("." + internal.ApplicationName)
if err = v.ReadInConfig(); err == nil {
v.Set("config", v.ConfigFileUsed())
return nil
} else if !errors.As(err, &viper.ConfigFileNotFoundError{}) {
return fmt.Errorf("unable to parse config=%q: %w", v.ConfigFileUsed(), err)
@ -255,10 +249,10 @@ func readConfig(v *viper.Viper, configPath string) error {
}
v.SetConfigName("config")
if err = v.ReadInConfig(); err == nil {
v.Set("config", v.ConfigFileUsed())
return nil
} else if !errors.As(err, &viper.ConfigFileNotFoundError{}) {
return fmt.Errorf("unable to parse config=%q: %w", v.ConfigFileUsed(), err)
}
return ErrApplicationConfigNotFound
return nil
}

52
internal/config/application_test.go
View file

@ -1,52 +0,0 @@
package config
import (
"github.com/docker/docker/pkg/homedir"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
"path/filepath"
"testing"
)
func TestApplication_parseFile(t *testing.T) {
tests := []struct {
name string
config Application
expected string
wantErr require.ErrorAssertionFunc
}{
{
name: "expand home dir",
config: Application{
File: "~/place.txt",
},
expected: filepath.Join(homedir.Get(), "place.txt"),
},
{
name: "passthrough other paths",
config: Application{
File: "/other/place.txt",
},
expected: "/other/place.txt",
},
{
name: "no path",
config: Application{
File: "",
},
expected: "",
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
cfg := tt.config
if tt.wantErr == nil {
tt.wantErr = require.NoError
}
tt.wantErr(t, cfg.parseFile())
assert.Equal(t, tt.expected, cfg.File)
})
}
}

7
internal/config/cli_only_options.go
View file

@ -1,7 +0,0 @@
package config
// CliOnlyOptions are options that are in the application config in memory, but are only exposed via CLI switches (not from unmarshaling a config file)
type CliOnlyOptions struct {
ConfigPath string // -c. where the read config is on disk
Verbosity int // -v or -vv , controlling which UI (ETUI vs logging) and what the log level should be
}

1
internal/config/config.go Normal file
View file

@ -0,0 +1 @@
package config

4
internal/formats/spdx22tagvalue/test-fixtures/snapshot/TestSPDXJSONSPDXIDs.golden
View file

@ -2,11 +2,11 @@ SPDXVersion: SPDX-2.2
DataLicense: CC0-1.0
SPDXID: SPDXRef-DOCUMENT
DocumentName: .
DocumentNamespace: https://anchore.com/syft/dir/e69056a9-935e-4f00-b85f-9467f5d99a92
DocumentNamespace: https://anchore.com/syft/dir/644e30b7-5a31-4d0b-a903-b96c757921c2
LicenseListVersion: 3.16
Creator: Organization: Anchore, Inc
Creator: Tool: syft-[not provided]
Created: 2022-04-13T16:38:03Z
Created: 2022-04-19T15:10:19Z
##### Package: @at-sign

14
main.go
View file

@ -1,14 +0,0 @@
/*
Syft is a CLI tool and go library for generating a Software Bill of Materials (SBOM) from container images and filesystems.
Note that Syft is both a command line tool as well as a library. See the syft/ child package for library functionality.
*/
package main
import (
"github.com/anchore/syft/cmd"
)
func main() {
cmd.Execute()
}

4
schema/cyclonedx/Makefile
View file

@ -1,7 +1,7 @@
.DEFAULT_GOAL := validate-schema
.PHONY: validate-schema
validate-schema:
go run ../../main.go ubuntu:latest -vv -o cyclonedx > bom.xml
go run ../../cmd/syft/main.go ubuntu:latest -vv -o cyclonedx > bom.xml
xmllint --noout --schema ./cyclonedx.xsd bom.xml
go run ../../main.go ubuntu:latest -vv -o cyclonedx-json > bom.json
go run ../../cmd/syft/main.go ubuntu:latest -vv -o cyclonedx-json > bom.json
../../.tmp/yajsv -s cyclonedx.json bom.json

7
test/cli/power_user_cmd_test.go
View file

@ -21,13 +21,6 @@ func TestPowerUserCmdFlags(t *testing.T) {
assertFailingReturnCode,
},
},
{
name: "json-output-flag-fails",
args: []string{"power-user", "-o", "json", "docker-archive:" + getFixtureImage(t, "image-pkg-coverage")},
assertions: []traitAssertion{
assertFailingReturnCode,
},
},
{
name: "default-results-w-pkg-coverage",
args: []string{"power-user", "docker-archive:" + getFixtureImage(t, "image-pkg-coverage")},