diff options
Diffstat (limited to 'vendor/github.com/opencontainers/runc/libcontainer/cgroups/fscommon/fscommon.go')
-rw-r--r-- | vendor/github.com/opencontainers/runc/libcontainer/cgroups/fscommon/fscommon.go | 51 |
1 files changed, 0 insertions, 51 deletions
diff --git a/vendor/github.com/opencontainers/runc/libcontainer/cgroups/fscommon/fscommon.go b/vendor/github.com/opencontainers/runc/libcontainer/cgroups/fscommon/fscommon.go deleted file mode 100644 index ae2613cdb..000000000 --- a/vendor/github.com/opencontainers/runc/libcontainer/cgroups/fscommon/fscommon.go +++ /dev/null @@ -1,51 +0,0 @@ -// +build linux - -package fscommon - -import ( - "bytes" - "os" - - "github.com/pkg/errors" - "github.com/sirupsen/logrus" - "golang.org/x/sys/unix" -) - -// WriteFile writes data to a cgroup file in dir. -// It is supposed to be used for cgroup files only. -func WriteFile(dir, file, data string) error { - fd, err := OpenFile(dir, file, unix.O_WRONLY) - if err != nil { - return err - } - defer fd.Close() - if err := retryingWriteFile(fd, data); err != nil { - return errors.Wrapf(err, "failed to write %q", data) - } - return nil -} - -// ReadFile reads data from a cgroup file in dir. -// It is supposed to be used for cgroup files only. -func ReadFile(dir, file string) (string, error) { - fd, err := OpenFile(dir, file, unix.O_RDONLY) - if err != nil { - return "", err - } - defer fd.Close() - var buf bytes.Buffer - - _, err = buf.ReadFrom(fd) - return buf.String(), err -} - -func retryingWriteFile(fd *os.File, data string) error { - for { - _, err := fd.Write([]byte(data)) - if errors.Is(err, unix.EINTR) { - logrus.Infof("interrupted while writing %s to %s", data, fd.Name()) - continue - } - return err - } -} |