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Fix docker root dir detection.

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This commit is contained in:
Vishnu Kannan 2015-12-17 10:24:30 -08:00
parent c2189fd60d
commit 3c0745211f
1 changed files with 2 additions and 20 deletions
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22
pkg/kubelet/dockertools/manager.go
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@ -172,26 +172,8 @@ func NewDockerManager(
glog.Errorf("Failed to execute Info() call to the Docker client: %v", err) glog.Errorf("Failed to execute Info() call to the Docker client: %v", err)
glog.Warningf("Using fallback default of /var/lib/docker for location of Docker runtime") glog.Warningf("Using fallback default of /var/lib/docker for location of Docker runtime")
} else { } else {
driverStatus := dockerInfo.Get("DriverStatus") dockerRoot = dockerInfo.Get("DockerRootDir")
// The DriverStatus is a*string* which represents a list of list of strings (pairs) e.g. glog.Infof("Setting dockerRoot to %s", dockerRoot)
// DriverStatus=[["Root Dir","/var/lib/docker/aufs"],["Backing Filesystem","extfs"],["Dirs","279"]]
// Strip out the square brakcets and quotes.
s := strings.Replace(driverStatus, "[", "", -1)
s = strings.Replace(s, "]", "", -1)
s = strings.Replace(s, `"`, "", -1)
// Separate by commas.
ss := strings.Split(s, ",")
// Search for the Root Dir string
for i, k := range ss {
if k == "Root Dir" && i+1 < len(ss) {
// Discard the /aufs suffix.
dockerRoot, _ = path.Split(ss[i+1])
// Trim the last slash.
dockerRoot = strings.TrimSuffix(dockerRoot, "/")
glog.Infof("Setting dockerRoot to %s", dockerRoot)
}
}
} }
reasonCache := reasonInfoCache{cache: lru.New(maxReasonCacheEntries)} reasonCache := reasonInfoCache{cache: lru.New(maxReasonCacheEntries)}