Add secret list --filter to cli

This PR is a follow-up of #11431. It adds possibility of filtering
secret list based on id and name.

Signed-off-by: Jakub Guzik <jguzik@redhat.com>

6 files changed, 104 insertions, 11 deletions

diff --git a/cmd/podman/common/completion.go b/cmd/podman/common/completion.go
index cb3efe592..f26e1d340 100644
--- a/cmd/podman/common/completion.go
+++ b/cmd/podman/common/completion.go
@@ -209,7 +209,7 @@ func getImages(cmd *cobra.Command, toComplete string) ([]string, cobra.ShellComp
 	return suggestions, cobra.ShellCompDirectiveNoFileComp
 }
 
-func getSecrets(cmd *cobra.Command, toComplete string) ([]string, cobra.ShellCompDirective) {
+func getSecrets(cmd *cobra.Command, toComplete string, cType completeType) ([]string, cobra.ShellCompDirective) {
 	suggestions := []string{}
 
 	engine, err := setupContainerEngine(cmd)
@@ -224,7 +224,13 @@ func getSecrets(cmd *cobra.Command, toComplete string) ([]string, cobra.ShellCom
 	}
 
 	for _, s := range secrets {
-		if strings.HasPrefix(s.Spec.Name, toComplete) {
+		// works the same as in getNetworks
+		if ((len(toComplete) > 1 && cType == completeDefault) ||
+			cType == completeIDs) && strings.HasPrefix(s.ID, toComplete) {
+			suggestions = append(suggestions, s.ID[0:12])
+		}
+		// include name in suggestions
+		if cType != completeIDs && strings.HasPrefix(s.Spec.Name, toComplete) {
 			suggestions = append(suggestions, s.Spec.Name)
 		}
 	}
@@ -470,7 +476,7 @@ func AutocompleteSecrets(cmd *cobra.Command, args []string, toComplete string) (
 	if !validCurrentCmdLine(cmd, args, toComplete) {
 		return nil, cobra.ShellCompDirectiveNoFileComp
 	}
-	return getSecrets(cmd, toComplete)
+	return getSecrets(cmd, toComplete, completeDefault)
 }
 
 func AutocompleteSecretCreate(cmd *cobra.Command, args []string, toComplete string) ([]string, cobra.ShellCompDirective) {
@@ -1283,6 +1289,15 @@ func AutocompleteVolumeFilters(cmd *cobra.Command, args []string, toComplete str
 	return completeKeyValues(toComplete, kv)
 }
 
+// AutocompleteSecretFilters - Autocomplete secret ls --filter options.
+func AutocompleteSecretFilters(cmd *cobra.Command, args []string, toComplete string) ([]string, cobra.ShellCompDirective) {
+	kv := keyValueCompletion{
+		"name=": func(s string) ([]string, cobra.ShellCompDirective) { return getSecrets(cmd, s, completeNames) },
+		"id=":   func(s string) ([]string, cobra.ShellCompDirective) { return getSecrets(cmd, s, completeIDs) },
+	}
+	return completeKeyValues(toComplete, kv)
+}
+
 // AutocompleteCheckpointCompressType - Autocomplete checkpoint compress type options.
 // -> "gzip", "none", "zstd"
 func AutocompleteCheckpointCompressType(cmd *cobra.Command, args []string, toComplete string) ([]string, cobra.ShellCompDirective) {
diff --git a/cmd/podman/secrets/list.go b/cmd/podman/secrets/list.go
index 255d9ae1a..2074ab973 100644
--- a/cmd/podman/secrets/list.go
+++ b/cmd/podman/secrets/list.go
@@ -8,6 +8,7 @@ import (
 	"github.com/containers/common/pkg/completion"
 	"github.com/containers/common/pkg/report"
 	"github.com/containers/podman/v3/cmd/podman/common"
+	"github.com/containers/podman/v3/cmd/podman/parse"
 	"github.com/containers/podman/v3/cmd/podman/registry"
 	"github.com/containers/podman/v3/cmd/podman/validate"
 	"github.com/containers/podman/v3/pkg/domain/entities"
@@ -32,6 +33,7 @@ var (
 type listFlagType struct {
 	format    string
 	noHeading bool
+	filter    []string
 }
 
 func init() {
@@ -44,14 +46,26 @@ func init() {
 	formatFlagName := "format"
 	flags.StringVar(&listFlag.format, formatFlagName, "{{.ID}}\t{{.Name}}\t{{.Driver}}\t{{.CreatedAt}}\t{{.UpdatedAt}}\t\n", "Format volume output using Go template")
 	_ = lsCmd.RegisterFlagCompletionFunc(formatFlagName, common.AutocompleteFormat(entities.SecretInfoReport{}))
+	filterFlagName := "filter"
+	flags.StringSliceVarP(&listFlag.filter, filterFlagName, "f", []string{}, "Filter secret output")
+	_ = lsCmd.RegisterFlagCompletionFunc(filterFlagName, common.AutocompleteSecretFilters)
 	flags.BoolVar(&listFlag.noHeading, "noheading", false, "Do not print headers")
 }
 
 func ls(cmd *cobra.Command, args []string) error {
-	responses, err := registry.ContainerEngine().SecretList(context.Background(), entities.SecretListRequest{})
+	var err error
+	lsOpts := entities.SecretListRequest{}
+
+	lsOpts.Filters, err = parse.FilterArgumentsIntoFilters(listFlag.filter)
+	if err != nil {
+		return err
+	}
+
+	responses, err := registry.ContainerEngine().SecretList(context.Background(), lsOpts)
 	if err != nil {
 		return err
 	}
+
 	listed := make([]*entities.SecretListReport, 0, len(responses))
 	for _, response := range responses {
 		listed = append(listed, &entities.SecretListReport{
diff --git a/cmd/podman/volumes/list.go b/cmd/podman/volumes/list.go
index c372527de..97fa2c61f 100644
--- a/cmd/podman/volumes/list.go
+++ b/cmd/podman/volumes/list.go
@@ -4,11 +4,11 @@ import (
 	"context"
 	"fmt"
 	"os"
-	"strings"
 
 	"github.com/containers/common/pkg/completion"
 	"github.com/containers/common/pkg/report"
 	"github.com/containers/podman/v3/cmd/podman/common"
+	"github.com/containers/podman/v3/cmd/podman/parse"
 	"github.com/containers/podman/v3/cmd/podman/registry"
 	"github.com/containers/podman/v3/cmd/podman/validate"
 	"github.com/containers/podman/v3/libpod/define"
@@ -64,19 +64,18 @@ func init() {
 }
 
 func list(cmd *cobra.Command, args []string) error {
+	var err error
 	if cliOpts.Quiet && cmd.Flag("format").Changed {
 		return errors.New("quiet and format flags cannot be used together")
 	}
 	if len(cliOpts.Filter) > 0 {
 		lsOpts.Filter = make(map[string][]string)
 	}
-	for _, f := range cliOpts.Filter {
-		filterSplit := strings.SplitN(f, "=", 2)
-		if len(filterSplit) < 2 {
-			return errors.Errorf("filter input must be in the form of filter=value: %s is invalid", f)
-		}
-		lsOpts.Filter[filterSplit[0]] = append(lsOpts.Filter[filterSplit[0]], filterSplit[1])
+	lsOpts.Filter, err = parse.FilterArgumentsIntoFilters(cliOpts.Filter)
+	if err != nil {
+		return err
 	}
+
 	responses, err := registry.ContainerEngine().VolumeList(context.Background(), lsOpts)
 	if err != nil {
 		return err
diff --git a/cmd/podman/volumes/prune.go b/cmd/podman/volumes/prune.go
index 1f3cc6913..43b529768 100644
--- a/cmd/podman/volumes/prune.go
+++ b/cmd/podman/volumes/prune.go
@@ -58,6 +58,9 @@ func prune(cmd *cobra.Command, args []string) error {
 		return err
 	}
 	pruneOptions.Filters, err = parse.FilterArgumentsIntoFilters(filter)
+	if err != nil {
+		return err
+	}
 	if !force {
 		reader := bufio.NewReader(os.Stdin)
 		fmt.Println("WARNING! This will remove all volumes not used by at least one container. The following volumes will be removed:")
diff --git a/docs/source/markdown/podman-secret-ls.1.md b/docs/source/markdown/podman-secret-ls.1.md
index 27576f026..f33ccf41b 100644
--- a/docs/source/markdown/podman-secret-ls.1.md
+++ b/docs/source/markdown/podman-secret-ls.1.md
@@ -20,11 +20,24 @@ Format secret output using Go template.
 
 Omit the table headings from the listing of secrets.	.
 
+#### **--filter**, **-f**=*filter=value*
+
+Filter output based on conditions given.
+Multiple filters can be given with multiple uses of the --filter option.
+
+Valid filters are listed below:
+
+| **Filter** | **Description**                                                   |
+| ---------- | ----------------------------------------------------------------- |
+| name       | [Name] Secret name (accepts regex)                                |
+| id         | [ID] Full or partial secret ID                                    |
+
 ## EXAMPLES
 
 ```
 $ podman secret ls
 $ podman secret ls --format "{{.Name}}"
+$ podman secret ls --filter name=confidential
 ```
 
 ## SEE ALSO
diff --git a/test/e2e/secret_test.go b/test/e2e/secret_test.go
index 661ebbdc0..f08638b1b 100644
--- a/test/e2e/secret_test.go
+++ b/test/e2e/secret_test.go
@@ -1,6 +1,7 @@
 package integration
 
 import (
+	"fmt"
 	"io/ioutil"
 	"os"
 	"path/filepath"
@@ -145,6 +146,54 @@ var _ = Describe("Podman secret", func() {
 
 	})
 
+	It("podman secret ls with filters", func() {
+		secretFilePath := filepath.Join(podmanTest.TempDir, "secret")
+		err := ioutil.WriteFile(secretFilePath, []byte("mysecret"), 0755)
+		Expect(err).To(BeNil())
+
+		secret1 := "Secret1"
+		secret2 := "Secret2"
+
+		session := podmanTest.Podman([]string{"secret", "create", secret1, secretFilePath})
+		session.WaitWithDefaultTimeout()
+		secrID1 := session.OutputToString()
+		Expect(session).Should(Exit(0))
+
+		session = podmanTest.Podman([]string{"secret", "create", secret2, secretFilePath})
+		session.WaitWithDefaultTimeout()
+		secrID2 := session.OutputToString()
+		Expect(session).Should(Exit(0))
+
+		session = podmanTest.Podman([]string{"secret", "create", "Secret3", secretFilePath})
+		session.WaitWithDefaultTimeout()
+		Expect(session).Should(Exit(0))
+
+		list := podmanTest.Podman([]string{"secret", "ls", "--filter", fmt.Sprintf("name=%s", secret1)})
+		list.WaitWithDefaultTimeout()
+		Expect(list).Should(Exit(0))
+		Expect(list.OutputToStringArray()).To(HaveLen(2), ContainSubstring(secret1))
+
+		list = podmanTest.Podman([]string{"secret", "ls", "--filter", fmt.Sprintf("name=%s", secret2)})
+		list.WaitWithDefaultTimeout()
+		Expect(list).Should(Exit(0))
+		Expect(list.OutputToStringArray()).To(HaveLen(2), ContainSubstring(secret2))
+
+		list = podmanTest.Podman([]string{"secret", "ls", "--filter", fmt.Sprintf("id=%s", secrID1)})
+		list.WaitWithDefaultTimeout()
+		Expect(list).Should(Exit(0))
+		Expect(list.OutputToStringArray()).To(HaveLen(2), ContainSubstring(secrID1))
+
+		list = podmanTest.Podman([]string{"secret", "ls", "--filter", fmt.Sprintf("id=%s", secrID2)})
+		list.WaitWithDefaultTimeout()
+		Expect(list).Should(Exit(0))
+		Expect(list.OutputToStringArray()).To(HaveLen(2), ContainSubstring(secrID2))
+
+		list = podmanTest.Podman([]string{"secret", "ls", "--filter", fmt.Sprintf("name=%s,name=%s", secret1, secret2)})
+		list.WaitWithDefaultTimeout()
+		Expect(list).Should(Exit(0))
+		Expect(list.OutputToStringArray()).To(HaveLen(3), ContainSubstring(secret1), ContainSubstring(secret2))
+	})
+
 	It("podman secret ls with Go template", func() {
 		secretFilePath := filepath.Join(podmanTest.TempDir, "secret")
 		err := ioutil.WriteFile(secretFilePath, []byte("mysecret"), 0755)