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Diffstat (limited to 'vendor/github.com/opencontainers/runc/libcontainer/utils/utils.go')
-rw-r--r--vendor/github.com/opencontainers/runc/libcontainer/utils/utils.go19
1 files changed, 8 insertions, 11 deletions
diff --git a/vendor/github.com/opencontainers/runc/libcontainer/utils/utils.go b/vendor/github.com/opencontainers/runc/libcontainer/utils/utils.go
index 6b9fc3435..dbd435341 100644
--- a/vendor/github.com/opencontainers/runc/libcontainer/utils/utils.go
+++ b/vendor/github.com/opencontainers/runc/libcontainer/utils/utils.go
@@ -132,19 +132,16 @@ func WithProcfd(root, unsafePath string, fn func(procfd string) error) error {
return fn(procfd)
}
-// SearchLabels searches a list of key-value pairs for the provided key and
-// returns the corresponding value. The pairs must be separated with '='.
-func SearchLabels(labels []string, query string) string {
- for _, l := range labels {
- parts := strings.SplitN(l, "=", 2)
- if len(parts) < 2 {
- continue
- }
- if parts[0] == query {
- return parts[1]
+// SearchLabels searches through a list of key=value pairs for a given key,
+// returning its value, and the binary flag telling whether the key exist.
+func SearchLabels(labels []string, key string) (string, bool) {
+ key += "="
+ for _, s := range labels {
+ if strings.HasPrefix(s, key) {
+ return s[len(key):], true
}
}
- return ""
+ return "", false
}
// Annotations returns the bundle path and user defined annotations from the