diff options
Diffstat (limited to 'runsc/specutils')
| -rw-r--r-- | runsc/specutils/specutils.go | 32 |
1 files changed, 2 insertions, 30 deletions
diff --git a/runsc/specutils/specutils.go b/runsc/specutils/specutils.go index 45abc1425..fdbba1832 100644 --- a/runsc/specutils/specutils.go +++ b/runsc/specutils/specutils.go @@ -19,6 +19,7 @@ package specutils import ( "encoding/json" "fmt" + "io" "io/ioutil" "os" "path" @@ -169,7 +170,7 @@ func ReadSpec(bundleDir string, conf *config.Config) (*specs.Spec, error) { // ReadSpecFromFile reads an OCI runtime spec from the given File, and // normalizes all relative paths into absolute by prepending the bundle dir. func ReadSpecFromFile(bundleDir string, specFile *os.File, conf *config.Config) (*specs.Spec, error) { - if _, err := specFile.Seek(0, os.SEEK_SET); err != nil { + if _, err := specFile.Seek(0, io.SeekStart); err != nil { return nil, fmt.Errorf("error seeking to beginning of file %q: %v", specFile.Name(), err) } specBytes, err := ioutil.ReadAll(specFile) @@ -480,35 +481,6 @@ func GetOOMScoreAdj(pid int) (int, error) { return strconv.Atoi(strings.TrimSpace(string(data))) } -// GetParentPid gets the parent process ID of the specified PID. -func GetParentPid(pid int) (int, error) { - data, err := ioutil.ReadFile(fmt.Sprintf("/proc/%d/stat", pid)) - if err != nil { - return 0, err - } - - var cpid string - var name string - var state string - var ppid int - // Parse after the binary name. - _, err = fmt.Sscanf(string(data), - "%v %v %v %d", - // cpid is ignored. - &cpid, - // name is ignored. - &name, - // state is ignored. - &state, - &ppid) - - if err != nil { - return 0, err - } - - return ppid, nil -} - // EnvVar looks for a varible value in the env slice assuming the following // format: "NAME=VALUE". func EnvVar(env []string, name string) (string, bool) { |