vendor: bump runc to rc95
runc rc95 contains a fix for CVE-2021-30465. runc rc94 provides fixes and improvements. One notable change is cgroup manager's Set now accept Resources rather than Cgroup (see https://github.com/opencontainers/runc/pull/2906). Modify the code accordingly. Also update runc dependencies (as hinted by hack/lint-depdendencies.sh): github.com/cilium/ebpf v0.5.0 github.com/containerd/console v1.0.2 github.com/coreos/go-systemd/v22 v22.3.1 github.com/godbus/dbus/v5 v5.0.4 github.com/moby/sys/mountinfo v0.4.1 golang.org/x/sys v0.0.0-20210426230700-d19ff857e887 github.com/google/go-cmp v0.5.4 github.com/kr/pretty v0.2.1 github.com/opencontainers/runtime-spec v1.0.3-0.20210326190908-1c3f411f0417 Signed-off-by: Kir Kolyshkin <kolyshkin@gmail.com>
This commit is contained in:
62
vendor/github.com/opencontainers/runc/libcontainer/logs/logs.go
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62
vendor/github.com/opencontainers/runc/libcontainer/logs/logs.go
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@@ -6,14 +6,14 @@ import (
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"fmt"
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"io"
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"os"
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"strconv"
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"sync"
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"github.com/pkg/errors"
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"github.com/sirupsen/logrus"
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)
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var (
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configureMutex = sync.Mutex{}
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configureMutex sync.Mutex
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// loggingConfigured will be set once logging has been configured via invoking `ConfigureLogging`.
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// Subsequent invocations of `ConfigureLogging` would be no-op
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loggingConfigured = false
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@@ -23,41 +23,47 @@ type Config struct {
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LogLevel logrus.Level
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LogFormat string
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LogFilePath string
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LogPipeFd string
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LogPipeFd int
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LogCaller bool
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}
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func ForwardLogs(logPipe io.Reader) {
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lineReader := bufio.NewReader(logPipe)
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for {
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line, err := lineReader.ReadBytes('\n')
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if len(line) > 0 {
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processEntry(line)
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func ForwardLogs(logPipe io.ReadCloser) chan error {
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done := make(chan error, 1)
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s := bufio.NewScanner(logPipe)
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go func() {
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for s.Scan() {
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processEntry(s.Bytes())
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}
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if err == io.EOF {
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logrus.Debugf("log pipe has been closed: %+v", err)
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return
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if err := logPipe.Close(); err != nil {
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logrus.Errorf("error closing log source: %v", err)
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}
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if err != nil {
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logrus.Errorf("log pipe read error: %+v", err)
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}
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}
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// The only error we want to return is when reading from
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// logPipe has failed.
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done <- s.Err()
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close(done)
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}()
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return done
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}
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func processEntry(text []byte) {
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type jsonLog struct {
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if len(text) == 0 {
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return
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}
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var jl struct {
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Level string `json:"level"`
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Msg string `json:"msg"`
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}
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var jl jsonLog
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if err := json.Unmarshal(text, &jl); err != nil {
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logrus.Errorf("failed to decode %q to json: %+v", text, err)
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logrus.Errorf("failed to decode %q to json: %v", text, err)
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return
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}
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lvl, err := logrus.ParseLevel(jl.Level)
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if err != nil {
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logrus.Errorf("failed to parse log level %q: %v\n", jl.Level, err)
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logrus.Errorf("failed to parse log level %q: %v", jl.Level, err)
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return
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}
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logrus.StandardLogger().Logf(lvl, jl.Msg)
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@@ -68,18 +74,16 @@ func ConfigureLogging(config Config) error {
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defer configureMutex.Unlock()
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if loggingConfigured {
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logrus.Debug("logging has already been configured")
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return nil
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return errors.New("logging has already been configured")
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}
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logrus.SetLevel(config.LogLevel)
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logrus.SetReportCaller(config.LogCaller)
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if config.LogPipeFd != "" {
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logPipeFdInt, err := strconv.Atoi(config.LogPipeFd)
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if err != nil {
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return fmt.Errorf("failed to convert _LIBCONTAINER_LOGPIPE environment variable value %q to int: %v", config.LogPipeFd, err)
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}
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logrus.SetOutput(os.NewFile(uintptr(logPipeFdInt), "logpipe"))
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// XXX: while 0 is a valid fd (usually stdin), here we assume
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// that we never deliberately set LogPipeFd to 0.
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if config.LogPipeFd > 0 {
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logrus.SetOutput(os.NewFile(uintptr(config.LogPipeFd), "logpipe"))
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} else if config.LogFilePath != "" {
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f, err := os.OpenFile(config.LogFilePath, os.O_CREATE|os.O_WRONLY|os.O_APPEND|os.O_SYNC, 0644)
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if err != nil {
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