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add profiler dev option

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Signed-off-by: Alex Goodman <alex.goodman@anchore.com>
This commit is contained in:
Alex Goodman 2020-12-11 13:54:42 -05:00
parent 737a81c38c
commit be5917a058
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GPG key ID: 5CB45AE22BAB7EA7
2 changed files with 36 additions and 14 deletions
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28
cmd/root.go
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@ -5,14 +5,9 @@ import (
"fmt"
"io/ioutil"
"os"
"runtime/pprof"
"strings"
"github.com/anchore/syft/syft/distro"
"github.com/anchore/syft/syft/pkg"
"github.com/anchore/syft/syft/source"
"github.com/anchore/syft/internal"
"github.com/anchore/syft/internal/anchore"
"github.com/anchore/syft/internal/bus"
@ -20,8 +15,11 @@ import (
"github.com/anchore/syft/internal/ui"
"github.com/anchore/syft/internal/version"
"github.com/anchore/syft/syft"
"github.com/anchore/syft/syft/distro"
"github.com/anchore/syft/syft/event"
"github.com/anchore/syft/syft/pkg"
"github.com/anchore/syft/syft/presenter"
"github.com/anchore/syft/syft/source"
"github.com/docker/docker/api/types"
"github.com/docker/docker/api/types/filters"
"github.com/docker/docker/client"
@ -56,7 +54,25 @@ You can also explicitly specify the scheme to use:
}
os.Exit(1)
}
if appConfig.Dev.ProfileCPU {
f, err := os.Create("cpu.profile")
if err != nil {
log.Errorf("unable to create CPU profile: %+v", err)
} else {
err := pprof.StartCPUProfile(f)
if err != nil {
log.Errorf("unable to start CPU profile: %+v", err)
}
}
}
err := doRunCmd(cmd, args)
if appConfig.Dev.ProfileCPU {
pprof.StopCPUProfile()
}
if err != nil {
log.Errorf(err.Error())
os.Exit(1)

22
internal/config/config.go
View file

@ -17,14 +17,15 @@ import (
// Application is the main syft application configuration.
type Application struct {
ConfigPath string `yaml:",omitempty"` // the location where the application config was read from (either from -c or discovered while loading)
PresenterOpt presenter.Option `yaml:"-"` // -o, the native Presenter.Option to use for report formatting
Output string `yaml:"output" mapstructure:"output"` // -o, the Presenter hint string to use for report formatting
ScopeOpt source.Scope `yaml:"-"` // -s, the native source.Scope option to use for how to catalog the container image
Scope string `yaml:"scope" mapstructure:"scope"` // -s, the source.Scope string hint for how to catalog the container image
Quiet bool `yaml:"quiet" mapstructure:"quiet"` // -q, indicates to not show any status output to stderr (ETUI or logging UI)
Log logging `yaml:"log" mapstructure:"log"` // all logging-related options
CliOptions CliOnlyOptions `yaml:"-"` // all options only available through the CLI (not via env vars or config)
ConfigPath string `yaml:",omitempty"` // the location where the application config was read from (either from -c or discovered while loading)
PresenterOpt presenter.Option `yaml:"-"` // -o, the native Presenter.Option to use for report formatting
Output string `yaml:"output" mapstructure:"output"` // -o, the Presenter hint string to use for report formatting
ScopeOpt source.Scope `yaml:"-"` // -s, the native source.Scope option to use for how to catalog the container image
Scope string `yaml:"scope" mapstructure:"scope"` // -s, the source.Scope string hint for how to catalog the container image
Quiet bool `yaml:"quiet" mapstructure:"quiet"` // -q, indicates to not show any status output to stderr (ETUI or logging UI)
Log logging `yaml:"log" mapstructure:"log"` // all logging-related options
CliOptions CliOnlyOptions `yaml:"-"` // all options only available through the CLI (not via env vars or config)
Dev Development `mapstructure:"dev"`
CheckForAppUpdate bool `yaml:"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" mapstructure:"anchore"` // options for interacting with Anchore Engine/Enterprise
}
@ -53,6 +54,10 @@ type anchore struct {
Dockerfile string `yaml:"dockerfile" mapstructure:"dockerfile"` // -d , dockerfile to attach for upload
}
type Development struct {
ProfileCPU bool `mapstructure:"profile-cpu"`
}
// LoadApplicationConfig populates the given viper object with application configuration discovered on disk
func LoadApplicationConfig(v *viper.Viper, cliOpts CliOnlyOptions, wasHostnameSet bool) (*Application, error) {
// the user may not have a config, and this is OK, we can use the default config + default cobra cli values instead
@ -216,4 +221,5 @@ func setNonCliDefaultValues(v *viper.Viper) {
v.SetDefault("log.file", "")
v.SetDefault("log.structured", false)
v.SetDefault("check-for-app-update", true)
v.SetDefault("dev.profile-cpu", false)
}