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-rw-r--r--cmd/podman/common/completion.go62
1 files changed, 46 insertions, 16 deletions
diff --git a/cmd/podman/common/completion.go b/cmd/podman/common/completion.go
index 5eef5f982..07dcc4e6a 100644
--- a/cmd/podman/common/completion.go
+++ b/cmd/podman/common/completion.go
@@ -284,7 +284,16 @@ func getNetworks(cmd *cobra.Command, toComplete string, cType completeType) ([]s
return suggestions, cobra.ShellCompDirectiveNoFileComp
}
-func getPathCompletion(root string, toComplete string) []string {
+func fdIsNotDir(f *os.File) bool {
+ stat, err := f.Stat()
+ if err != nil {
+ cobra.CompErrorln(err.Error())
+ return true
+ }
+ return !stat.IsDir()
+}
+
+func getPathCompletion(root string, toComplete string) ([]string, cobra.ShellCompDirective) {
if toComplete == "" {
toComplete = "/"
}
@@ -292,41 +301,61 @@ func getPathCompletion(root string, toComplete string) []string {
userpath, err := securejoin.SecureJoin(root, toComplete)
if err != nil {
cobra.CompErrorln(err.Error())
- return nil
+ return nil, cobra.ShellCompDirectiveDefault
}
var base string
f, err := os.Open(userpath)
- if err != nil {
+ // when error or file is not dir get the parent path to stat
+ if err != nil || fdIsNotDir(f) {
// Do not use path.Dir() since this cleans the paths which
// then no longer matches the user input.
userpath, base = path.Split(userpath)
toComplete, _ = path.Split(toComplete)
f, err = os.Open(userpath)
if err != nil {
- return nil
+ return nil, cobra.ShellCompDirectiveDefault
}
}
- stat, err := f.Stat()
- if err != nil {
- cobra.CompErrorln(err.Error())
- return nil
- }
- if !stat.IsDir() {
+
+ if fdIsNotDir(f) {
// nothing to complete since it is no dir
- return nil
+ return nil, cobra.ShellCompDirectiveDefault
}
+
entries, err := f.ReadDir(-1)
if err != nil {
cobra.CompErrorln(err.Error())
- return nil
+ return nil, cobra.ShellCompDirectiveDefault
+ }
+ if len(entries) == 0 {
+ // path is empty dir, just add the trailing slash and no space
+ if !strings.HasSuffix(toComplete, "/") {
+ toComplete += "/"
+ }
+ return []string{toComplete}, cobra.ShellCompDirectiveDefault | cobra.ShellCompDirectiveNoSpace
}
completions := make([]string, 0, len(entries))
+ count := 0
for _, e := range entries {
if strings.HasPrefix(e.Name(), base) {
- completions = append(completions, simplePathJoinUnix(toComplete, e.Name()))
+ suf := ""
+ // When the entry is an directory we add the "/" as suffix and do not want to add space
+ // to match normal shell completion behavior.
+ // Just inc counter again to fake more than one entry in this case and thus get no space.
+ if e.IsDir() {
+ suf = "/"
+ count++
+ }
+ completions = append(completions, simplePathJoinUnix(toComplete, e.Name()+suf))
+ count++
}
}
- return completions
+ directive := cobra.ShellCompDirectiveDefault
+ if count > 1 {
+ // when we have more than one match we do not want to add a space after the completion
+ directive |= cobra.ShellCompDirectiveNoSpace
+ }
+ return completions, directive
}
// simplePathJoinUnix joins to path components by adding a slash only if p1 doesn't end with one.
@@ -605,7 +634,7 @@ func AutocompleteCreateRun(cmd *cobra.Command, args []string, toComplete string)
// So this uses ShellCompDirectiveDefault to also still provide normal shell
// completion in case no path matches. This is useful if someone tries to get
// completion for paths that are not available in the image, e.g. /proc/...
- return getPathCompletion(resp[0].Path, toComplete), cobra.ShellCompDirectiveDefault | cobra.ShellCompDirectiveNoSpace
+ return getPathCompletion(resp[0].Path, toComplete)
}
// AutocompleteRegistries - Autocomplete registries.
@@ -676,7 +705,8 @@ func AutocompleteCpCommand(cmd *cobra.Command, args []string, toComplete string)
if len(resp) != 1 {
return nil, cobra.ShellCompDirectiveDefault
}
- return prefixSlice(toComplete[:i+1], getPathCompletion(resp[0].Path, toComplete[i+1:])), cobra.ShellCompDirectiveDefault | cobra.ShellCompDirectiveNoSpace
+ comps, directive := getPathCompletion(resp[0].Path, toComplete[i+1:])
+ return prefixSlice(toComplete[:i+1], comps), directive
}
// Suggest containers when they match the input otherwise normal shell completion is used
containers, _ := getContainers(cmd, toComplete, completeDefault)