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-rw-r--r--cmd/podman/search.go267
1 files changed, 13 insertions, 254 deletions
diff --git a/cmd/podman/search.go b/cmd/podman/search.go
index 02f171a68..a772827a6 100644
--- a/cmd/podman/search.go
+++ b/cmd/podman/search.go
@@ -1,22 +1,14 @@
package main
import (
- "context"
- "reflect"
- "strconv"
"strings"
- "sync"
- "github.com/containers/image/docker"
"github.com/containers/image/types"
"github.com/containers/libpod/cmd/podman/cliconfig"
"github.com/containers/libpod/cmd/podman/formats"
- "github.com/containers/libpod/libpod/common"
- sysreg "github.com/containers/libpod/pkg/registries"
+ "github.com/containers/libpod/libpod/image"
"github.com/pkg/errors"
- "github.com/sirupsen/logrus"
"github.com/spf13/cobra"
- "golang.org/x/sync/semaphore"
)
const (
@@ -56,30 +48,6 @@ func init() {
flags.BoolVar(&searchCommand.TlsVerify, "tls-verify", true, "Require HTTPS and verify certificates when contacting registries (default: true)")
}
-type searchParams struct {
- Index string
- Name string
- Description string
- Stars int
- Official string
- Automated string
-}
-
-type searchOpts struct {
- filter []string
- limit int
- noTrunc bool
- format string
- authfile string
- insecureSkipTLSVerify types.OptionalBool
-}
-
-type searchFilterParams struct {
- stars int
- isAutomated *bool
- isOfficial *bool
-}
-
func searchCmd(c *cliconfig.SearchValues) error {
args := c.InputArgs
if len(args) > 1 {
@@ -90,37 +58,24 @@ func searchCmd(c *cliconfig.SearchValues) error {
}
term := args[0]
- // Check if search term has a registry in it
- registry, err := sysreg.GetRegistry(term)
- if err != nil {
- return errors.Wrapf(err, "error getting registry from %q", term)
- }
- if registry != "" {
- term = term[len(registry)+1:]
- }
-
- format := genSearchFormat(c.Format)
- opts := searchOpts{
- format: format,
- noTrunc: c.NoTrunc,
- limit: c.Limit,
- filter: c.Filter,
- authfile: getAuthFile(c.Authfile),
+ searchOptions := image.SearchOptions{
+ NoTrunc: c.NoTrunc,
+ Limit: c.Limit,
+ Filter: c.Filter,
+ Authfile: getAuthFile(c.Authfile),
}
if c.Flag("tls-verify").Changed {
- opts.insecureSkipTLSVerify = types.NewOptionalBool(!c.TlsVerify)
- }
- registries, err := getRegistries(registry)
- if err != nil {
- return err
+ searchOptions.InsecureSkipTLSVerify = types.NewOptionalBool(!c.TlsVerify)
}
- filter, err := parseSearchFilter(&opts)
+ results, err := image.SearchImages(term, searchOptions)
if err != nil {
return err
}
-
- return generateSearchOutput(term, registries, opts, *filter)
+ format := genSearchFormat(c.Format)
+ out := formats.StdoutTemplateArray{Output: searchToGeneric(results), Template: format, Fields: results[0].HeaderMap()}
+ formats.Writer(out).Out()
+ return nil
}
func genSearchFormat(format string) string {
@@ -132,205 +87,9 @@ func genSearchFormat(format string) string {
return "table {{.Index}}\t{{.Name}}\t{{.Description}}\t{{.Stars}}\t{{.Official}}\t{{.Automated}}\t"
}
-func searchToGeneric(params []searchParams) (genericParams []interface{}) {
+func searchToGeneric(params []image.SearchResult) (genericParams []interface{}) {
for _, v := range params {
genericParams = append(genericParams, interface{}(v))
}
return genericParams
}
-
-func (s *searchParams) headerMap() map[string]string {
- v := reflect.Indirect(reflect.ValueOf(s))
- values := make(map[string]string, v.NumField())
-
- for i := 0; i < v.NumField(); i++ {
- key := v.Type().Field(i).Name
- value := key
- values[key] = strings.ToUpper(splitCamelCase(value))
- }
- return values
-}
-
-// getRegistries returns the list of registries to search, depending on an optional registry specification
-func getRegistries(registry string) ([]string, error) {
- var registries []string
- if registry != "" {
- registries = append(registries, registry)
- } else {
- var err error
- registries, err = sysreg.GetRegistries()
- if err != nil {
- return nil, errors.Wrapf(err, "error getting registries to search")
- }
- }
- return registries, nil
-}
-
-func getSearchOutput(term string, registry string, opts searchOpts, filter searchFilterParams) ([]searchParams, error) {
- // Max number of queries by default is 25
- limit := maxQueries
- if opts.limit != 0 {
- limit = opts.limit
- }
-
- sc := common.GetSystemContext("", opts.authfile, false)
- sc.DockerInsecureSkipTLSVerify = opts.insecureSkipTLSVerify
- // FIXME: Set this more globally. Probably no reason not to have it in
- // every types.SystemContext, and to compute the value just once in one
- // place.
- sc.SystemRegistriesConfPath = sysreg.SystemRegistriesConfPath()
- results, err := docker.SearchRegistry(context.TODO(), sc, registry, term, limit)
- if err != nil {
- logrus.Errorf("error searching registry %q: %v", registry, err)
- return []searchParams{}, nil
- }
- index := registry
- arr := strings.Split(registry, ".")
- if len(arr) > 2 {
- index = strings.Join(arr[len(arr)-2:], ".")
- }
-
- // limit is the number of results to output
- // if the total number of results is less than the limit, output all
- // if the limit has been set by the user, output those number of queries
- limit = maxQueries
- if len(results) < limit {
- limit = len(results)
- }
- if opts.limit != 0 && opts.limit < len(results) {
- limit = opts.limit
- }
-
- paramsArr := []searchParams{}
- for i := 0; i < limit; i++ {
- if len(opts.filter) > 0 {
- // Check whether query matches filters
- if !(matchesAutomatedFilter(filter, results[i]) && matchesOfficialFilter(filter, results[i]) && matchesStarFilter(filter, results[i])) {
- continue
- }
- }
- official := ""
- if results[i].IsOfficial {
- official = "[OK]"
- }
- automated := ""
- if results[i].IsAutomated {
- automated = "[OK]"
- }
- description := strings.Replace(results[i].Description, "\n", " ", -1)
- if len(description) > 44 && !opts.noTrunc {
- description = description[:descriptionTruncLength] + "..."
- }
- name := registry + "/" + results[i].Name
- if index == "docker.io" && !strings.Contains(results[i].Name, "/") {
- name = index + "/library/" + results[i].Name
- }
- params := searchParams{
- Index: index,
- Name: name,
- Description: description,
- Official: official,
- Automated: automated,
- Stars: results[i].StarCount,
- }
- paramsArr = append(paramsArr, params)
- }
- return paramsArr, nil
-}
-
-func generateSearchOutput(term string, registries []string, opts searchOpts, filter searchFilterParams) error {
- // searchOutputData is used as a return value for searching in parallel.
- type searchOutputData struct {
- data []searchParams
- err error
- }
-
- // Let's follow Firefox by limiting parallel downloads to 6.
- sem := semaphore.NewWeighted(6)
- wg := sync.WaitGroup{}
- wg.Add(len(registries))
- data := make([]searchOutputData, len(registries))
-
- getSearchOutputHelper := func(index int, registry string) {
- defer sem.Release(1)
- defer wg.Done()
- searchOutput, err := getSearchOutput(term, registry, opts, filter)
- data[index] = searchOutputData{data: searchOutput, err: err}
- }
-
- ctx := context.Background()
- for i := range registries {
- sem.Acquire(ctx, 1)
- go getSearchOutputHelper(i, registries[i])
- }
-
- wg.Wait()
- searchOutput := []searchParams{}
- for _, d := range data {
- if d.err != nil {
- return d.err
- }
- searchOutput = append(searchOutput, d.data...)
- }
- if len(searchOutput) == 0 {
- return nil
- }
- out := formats.StdoutTemplateArray{Output: searchToGeneric(searchOutput), Template: opts.format, Fields: searchOutput[0].headerMap()}
- return formats.Writer(out).Out()
-}
-
-func parseSearchFilter(opts *searchOpts) (*searchFilterParams, error) {
- filterParams := &searchFilterParams{}
- ptrTrue := true
- ptrFalse := false
- for _, filter := range opts.filter {
- arr := strings.Split(filter, "=")
- switch arr[0] {
- case "stars":
- if len(arr) < 2 {
- return nil, errors.Errorf("invalid `stars` filter %q, should be stars=<value>", filter)
- }
- stars, err := strconv.Atoi(arr[1])
- if err != nil {
- return nil, errors.Wrapf(err, "incorrect value type for stars filter")
- }
- filterParams.stars = stars
- break
- case "is-automated":
- if len(arr) == 2 && arr[1] == "false" {
- filterParams.isAutomated = &ptrFalse
- } else {
- filterParams.isAutomated = &ptrTrue
- }
- break
- case "is-official":
- if len(arr) == 2 && arr[1] == "false" {
- filterParams.isOfficial = &ptrFalse
- } else {
- filterParams.isOfficial = &ptrTrue
- }
- break
- default:
- return nil, errors.Errorf("invalid filter type %q", filter)
- }
- }
- return filterParams, nil
-}
-
-func matchesStarFilter(filter searchFilterParams, result docker.SearchResult) bool {
- return result.StarCount >= filter.stars
-}
-
-func matchesAutomatedFilter(filter searchFilterParams, result docker.SearchResult) bool {
- if filter.isAutomated != nil {
- return result.IsAutomated == *filter.isAutomated
- }
- return true
-}
-
-func matchesOfficialFilter(filter searchFilterParams, result docker.SearchResult) bool {
- if filter.isOfficial != nil {
- return result.IsOfficial == *filter.isOfficial
- }
- return true
-}
generated by cgit v1.2.3-54-g00ecf (git 2.39.0) at 2024-11-16 14:29:55 +0000