add skip pattern (#268)

* add skip pattern

* fix

* fix

cmd/profile.go

@@ -27,11 +27,11 @@ var profileCmd = &cobra.Command{
 }
 
 var (
-	profileHost     string
-	profileOutput   string // --output flag
-	profileIds      []string
-	profilePackages string
-	profileExtra    string
+	profileHost        string
+	profileOutput      string // --output flag
+	profileIds         []string
+	profileSkipPattern []string
+	profileExtra       string
 )
 
 func init() {
@@ -44,7 +44,7 @@ func init() {
 
 	add2Flags := func(f *pflag.FlagSet) {
 		f.StringVarP(&profileOutput, "output", "o", "", "download cover profile")
-		f.StringVar(&profilePackages, "packages", "", "specify the regex expression of packages, only profile of these packages will be downloaded")
+		f.StringSliceVar(&profileSkipPattern, "skip", nil, "skip specific packages in the profile")
 	}
 
 	add1Flags(getProfileCmd.Flags())
@@ -63,7 +63,7 @@ var getProfileCmd = &cobra.Command{
 }
 
 func getProfile(cmd *cobra.Command, args []string) {
-	client.GetProfile(profileHost, profileIds, profilePackages, profileExtra, profileOutput)
+	client.GetProfile(profileHost, profileIds, profileSkipPattern, profileExtra, profileOutput)
 }
 
 var clearProfileCmd = &cobra.Command{

pkg/client/profie.go

@@ -25,11 +25,11 @@ import (
 	"github.com/qiniu/goc/v2/pkg/log"
 )
 
-func GetProfile(host string, ids []string, packages string, extra string, output string) {
+func GetProfile(host string, ids []string, skips []string, extra string, output string) {
 	gocClient := rest.NewV2Client(host)
 
 	profiles, err := gocClient.Profile().Get(ids,
-		profile.WithPackagePattern(packages),
+		profile.WithPackagePattern(skips),
 		profile.WithExtraPattern(extra))
 	if err != nil {
 		log.Fatalf("fail to get profile from the goc server: %v, response: %v", err, profiles)

pkg/client/rest/profile/profile.go

@@ -36,9 +36,9 @@ type ProfileInterface interface {
 }
 
 type profileClient struct {
-	c              *resty.Client
-	packagePattern string
-	extraPattern   string
+	c            *resty.Client
+	skipPatterns []string
+	extraPattern string
 }
 
 func NewProfileClient(c *resty.Client) *profileClient {
@@ -49,9 +49,9 @@ func NewProfileClient(c *resty.Client) *profileClient {
 
 type profileOption func(*profileClient)
 
-func WithPackagePattern(pattern string) profileOption {
+func WithPackagePattern(skips []string) profileOption {
 	return func(pc *profileClient) {
-		pc.packagePattern = pattern
+		pc.skipPatterns = skips
 	}
 }
 
@@ -69,9 +69,10 @@ func (p *profileClient) Get(ids []string, opts ...profileOption) (string, error)
 	req := p.c.R()
 
 	idQuery := strings.Join(ids, ",")
+	skipQuery := strings.Join(p.skipPatterns, ",")
 
 	req.QueryParam.Add("id", idQuery)
-	req.QueryParam.Add("pattern", p.packagePattern)
+	req.QueryParam.Add("skippattern", skipQuery)
 	req.QueryParam.Add("extra", p.extraPattern)
 
 	res := struct {
@@ -105,9 +106,10 @@ func (p *profileClient) Delete(ids []string, opts ...profileOption) error {
 	req := p.c.R()
 
 	idQuery := strings.Join(ids, ",")
+	skipQuery := strings.Join(p.skipPatterns, ",")
 
 	req.QueryParam.Add("id", idQuery)
-	req.QueryParam.Add("pattern", p.packagePattern)
+	req.QueryParam.Add("skippattern", skipQuery)
 	req.QueryParam.Add("extra", p.extraPattern)
 
 	_, err := req.

pkg/server/api.go

@@ -101,7 +101,12 @@ func (gs *gocServer) getProfiles(c *gin.Context) {
 	idQuery := c.Query("id")
 	ifInIdMap := idMaps(idQuery)
 
-	pattern := c.Query("pattern")
+	skippatternRaw := c.Query("skippattern")
+	var skippattern []string
+	if skippatternRaw != "" {
+		skippattern = strings.Split(skippatternRaw, ",")
+	}
+
 	extra := c.Query("extra")
 	isExtra := filterExtra(extra)
 
@@ -174,12 +179,8 @@ func (gs *gocServer) getProfiles(c *gin.Context) {
 				return
 			}
 
-			// check if pattern matches
-			newProfile, err := filterProfileByPattern(pattern, profile)
-			if err != nil {
-				log.Errorf("%v", err)
-				return
-			}
+			// check if skippattern matches
+			newProfile := filterProfileByPattern(skippattern, profile)
 
 			mu.Lock()
 			defer mu.Unlock()
@@ -314,26 +315,28 @@ func (gs *gocServer) watchProfileUpdate(c *gin.Context) {
 	<-gwc.exitCh
 }
 
-func filterProfileByPattern(pattern string, profiles []*cover.Profile) ([]*cover.Profile, error) {
+func filterProfileByPattern(skippattern []string, profiles []*cover.Profile) []*cover.Profile {
 
-	if strings.TrimSpace(pattern) == "" {
-		return profiles, nil
+	if len(skippattern) == 0 {
+		return profiles
 	}
 
 	var out = make([]*cover.Profile, 0)
 	for _, profile := range profiles {
-		matched, err := regexp.MatchString(pattern, profile.FileName)
-		if err != nil {
-			return nil, fmt.Errorf("filterProfile failed with pattern %s for profile %s, err: %v", pattern, profile.FileName, err)
-		}
-		if matched {
-			out = append(out, profile)
-			break // no need to check again for the file
+		skip := false
+		for _, pattern := range skippattern {
+			if strings.Contains(profile.FileName, pattern) {
+				skip = true
+				break
+			}
 		}
 
+		if !skip {
+			out = append(out, profile)
+		}
 	}
 
-	return out, nil
+	return out
 }
 
 func idMaps(idQuery string) func(key string) bool {