fix systemd slice expansion so that it could be consumed by cAdvisor
@@ -390,7 +390,7 @@ func joinCgroups(c *configs.Cgroup, pid int) error {
// systemd represents slice hierarchy using `-`, so we need to follow suit when
// generating the path of slice. Essentially, test-a-b.slice becomes
-// test.slice/test-a.slice/test-a-b.slice.
+// /test.slice/test-a.slice/test-a-b.slice.
func ExpandSlice(slice string) (string, error) {
suffix := ".slice"
// Name has to end with ".slice", but can't be just ".slice".
@@ -416,10 +416,9 @@ func ExpandSlice(slice string) (string, error) {
}
// Append the component to the path and to the prefix.
- path += prefix + component + suffix + "/"
+ path += "/" + prefix + component + suffix
prefix += component + "-"
}
-
return path, nil
}
