chore: add grype version to db network operations (#2062)

Signed-off-by: Keith Zantow <kzantow@gmail.com>

cmd/grype/cli/commands/listing_test.go

@@ -0,0 +1,41 @@
+package commands
+
+import (
+	"net/http"
+	"net/http/httptest"
+	"testing"
+
+	"github.com/anchore/clio"
+)
+
+func Test_ListingUserAgent(t *testing.T) {
+	listingFile := "/listing.json"
+
+	got := ""
+
+	// setup mock
+	handler := http.NewServeMux()
+	handler.HandleFunc(listingFile, func(w http.ResponseWriter, r *http.Request) {
+		got = r.Header.Get("User-Agent")
+		w.WriteHeader(http.StatusOK)
+		_, _ = w.Write([]byte("1.0.0"))
+	})
+	mockSrv := httptest.NewServer(handler)
+	defer mockSrv.Close()
+
+	dbOptions := *dbOptionsDefault(clio.Identification{
+		Name:    "the-app",
+		Version: "v3.2.1",
+	})
+	dbOptions.DB.RequireUpdateCheck = true
+	dbOptions.DB.UpdateURL = mockSrv.URL + listingFile
+
+	_ = runDBList(&dbListOptions{
+		Output:    "",
+		DBOptions: dbOptions,
+	})
+
+	if got != "the-app v3.2.1" {
+		t.Errorf("expected User-Agent header to match, got: %v", got)
+	}
+}

cmd/grype/cli/options/database.go

@@ -12,6 +12,7 @@ import (
 )
 
 type Database struct {
+	ID                     clio.Identification `yaml:"-" json:"-" mapstructure:"-"`
 	Dir                    string              `yaml:"cache-dir" json:"cache-dir" mapstructure:"cache-dir"`
 	UpdateURL              string              `yaml:"update-url" json:"update-url" mapstructure:"update-url"`
 	CACert                 string              `yaml:"ca-cert" json:"ca-cert" mapstructure:"ca-cert"`
@@ -36,6 +37,7 @@ const (
 
 func DefaultDatabase(id clio.Identification) Database {
 	return Database{
+		ID:          id,
 		Dir:         path.Join(xdg.CacheHome, id.Name, "db"),
 		UpdateURL:   internal.DBUpdateURL,
 		AutoUpdate:  true,
@@ -50,6 +52,7 @@ func DefaultDatabase(id clio.Identification) Database {
 
 func (cfg Database) ToCuratorConfig() db.Config {
 	return db.Config{
+		ID:                  cfg.ID,
 		DBRootDir:           cfg.Dir,
 		ListingURL:          cfg.UpdateURL,
 		CACert:              cfg.CACert,

grype/db/curator.go

@@ -17,6 +17,7 @@ import (
 	partybus "github.com/wagoodman/go-partybus"
 	progress "github.com/wagoodman/go-progress"
 
+	"github.com/anchore/clio"
 	grypeDB "github.com/anchore/grype/grype/db/v5"
 	"github.com/anchore/grype/grype/db/v5/store"
 	"github.com/anchore/grype/grype/event"
@@ -31,6 +32,7 @@ const (
 )
 
 type Config struct {
+	ID                  clio.Identification
 	DBRootDir           string
 	ListingURL          string
 	CACert              string
@@ -75,8 +77,8 @@ func NewCurator(cfg Config) (Curator, error) {
 	return Curator{
 		fs:                  fs,
 		targetSchema:        vulnerability.SchemaVersion,
-		listingDownloader:   file.NewGetter(listingClient),
-		updateDownloader:    file.NewGetter(dbClient),
+		listingDownloader:   file.NewGetter(cfg.ID, listingClient),
+		updateDownloader:    file.NewGetter(cfg.ID, dbClient),
 		dbDir:               dbDir,
 		dbPath:              path.Join(dbDir, FileName),
 		listingURL:          cfg.ListingURL,

internal/file/getter.go

@@ -9,6 +9,7 @@ import (
 	"github.com/hashicorp/go-getter/helper/url"
 	"github.com/wagoodman/go-progress"
 
+	"github.com/anchore/clio"
 	"github.com/anchore/grype/internal/stringutil"
 )
 
@@ -32,10 +33,13 @@ type HashiGoGetter struct {
 
 // NewGetter creates and returns a new Getter. Providing an http.Client is optional. If one is provided,
 // it will be used for all HTTP(S) getting; otherwise, go-getter's default getters will be used.
-func NewGetter(httpClient *http.Client) *HashiGoGetter {
+func NewGetter(id clio.Identification, httpClient *http.Client) *HashiGoGetter {
 	return &HashiGoGetter{
 		httpGetter: getter.HttpGetter{
 			Client: httpClient,
+			Header: http.Header{
+				"User-Agent": []string{fmt.Sprintf("%v %v", id.Name, id.Version)},
+			},
 		},
 	}
 }

internal/file/getter_test.go

@@ -14,6 +14,8 @@ import (
 	"testing"
 
 	"github.com/stretchr/testify/assert"
+
+	"github.com/anchore/clio"
 )
 
 func TestGetter_GetFile(t *testing.T) {
@@ -45,7 +47,7 @@ func TestGetter_GetFile(t *testing.T) {
 				tc.prepareClient(httpClient)
 			}
 
-			getter := NewGetter(httpClient)
+			getter := NewGetter(testID, httpClient)
 			requestURL := createRequestURL(t, server, requestPath)
 
 			tempDir := t.TempDir()
@@ -72,7 +74,7 @@ func TestGetter_GetToDir_FilterNonArchivesWired(t *testing.T) {
 
 	for _, test := range testCases {
 		t.Run(test.name, func(t *testing.T) {
-			test.assert(t, NewGetter(nil).GetToDir(t.TempDir(), test.source))
+			test.assert(t, NewGetter(testID, nil).GetToDir(t.TempDir(), test.source))
 		})
 	}
 }
@@ -138,7 +140,7 @@ func TestGetter_GetToDir_CertConcerns(t *testing.T) {
 				tc.prepareClient(httpClient)
 			}
 
-			getter := NewGetter(httpClient)
+			getter := NewGetter(testID, httpClient)
 			requestURL := createRequestURL(t, server, requestPath)
 
 			tempDir := t.TempDir()
@@ -193,6 +195,11 @@ func withResponseForPath(t *testing.T, path string, response []byte) muxOption {
 	}
 }
 
+var testID = clio.Identification{
+	Name:    "test-app",
+	Version: "v0.5.3",
+}
+
 func newTestServer(t *testing.T, muxOptions ...muxOption) *httptest.Server {
 	t.Helper()