"errors"
"flag"
"fmt"
- "git.curoverse.com/arvados.git/lib/crunchstat"
- "git.curoverse.com/arvados.git/sdk/go/arvados"
- "git.curoverse.com/arvados.git/sdk/go/arvadosclient"
- "git.curoverse.com/arvados.git/sdk/go/keepclient"
- "git.curoverse.com/arvados.git/sdk/go/manifest"
- "github.com/curoverse/dockerclient"
"io"
"io/ioutil"
"log"
"sync"
"syscall"
"time"
+
+ "git.curoverse.com/arvados.git/lib/crunchstat"
+ "git.curoverse.com/arvados.git/sdk/go/arvados"
+ "git.curoverse.com/arvados.git/sdk/go/arvadosclient"
+ "git.curoverse.com/arvados.git/sdk/go/keepclient"
+ "git.curoverse.com/arvados.git/sdk/go/manifest"
+ "github.com/curoverse/dockerclient"
)
// IArvadosClient is the minimal Arvados API methods used by crunch-run.
ArvMountExit chan error
finalState string
+ infoLogger io.WriteCloser
statLogger io.WriteCloser
statReporter *crunchstat.Reporter
statInterval time.Duration
signal.Notify(runner.SigChan, syscall.SIGINT)
signal.Notify(runner.SigChan, syscall.SIGQUIT)
- go func(sig <-chan os.Signal) {
- for range sig {
- if !runner.Cancelled {
- runner.CancelLock.Lock()
- runner.Cancelled = true
- if runner.ContainerID != "" {
- runner.Docker.StopContainer(runner.ContainerID, 10)
- }
- runner.CancelLock.Unlock()
- }
- }
+ go func(sig chan os.Signal) {
+ <-sig
+ runner.stop()
+ signal.Stop(sig)
}(runner.SigChan)
}
+// stop the underlying Docker container.
+func (runner *ContainerRunner) stop() {
+ runner.CancelLock.Lock()
+ defer runner.CancelLock.Unlock()
+ if runner.Cancelled {
+ return
+ }
+ runner.Cancelled = true
+ if runner.ContainerID != "" {
+ err := runner.Docker.StopContainer(runner.ContainerID, 10)
+ if err != nil {
+ log.Printf("StopContainer failed: %s", err)
+ }
+ }
+}
+
// LoadImage determines the docker image id from the container record and
// checks if it is available in the local Docker image store. If not, it loads
// the image from Keep.
runner.statReporter.Start()
}
+type infoCommand struct {
+ label string
+ command string
+ args []string
+}
+
+func newInfoCommand(label string, command string) infoCommand {
+ cmd := strings.Split(command, " ")
+ return infoCommand{
+ label: label,
+ command: cmd[0],
+ args: cmd[1:],
+ }
+}
+
+// Gather node information and store it on the log for debugging
+// purposes.
+func (runner *ContainerRunner) LogNodeInfo() (err error) {
+ w := runner.NewLogWriter("node-info")
+ logger := log.New(w, "node-info", 0)
+
+ commands := []infoCommand{
+ newInfoCommand("Host Information", "uname -a"),
+ newInfoCommand("CPU Information", "cat /proc/cpuinfo"),
+ newInfoCommand("Memory Information", "cat /proc/meminfo"),
+ newInfoCommand("Disk Space", "df -m"),
+ }
+
+ var out []byte
+ for _, command := range commands {
+ out, err = exec.Command(command.command, command.args...).Output()
+ if err != nil {
+ return fmt.Errorf("While running command '%s': %v",
+ command.command, err)
+ }
+ logger.Printf("%s:\n%s\n", command.label, out)
+ }
+
+ err = w.Close()
+ if err != nil {
+ return fmt.Errorf("While closing node-info logs: %v", err)
+ }
+ return nil
+}
+
// AttachLogs connects the docker container stdout and stderr logs to the
// Arvados logger which logs to Keep and the API server logs table.
func (runner *ContainerRunner) AttachStreams() (err error) {
func (runner *ContainerRunner) WaitFinish() error {
runner.CrunchLog.Print("Waiting for container to finish")
- result := runner.Docker.Wait(runner.ContainerID)
- wr := <-result
- if wr.Error != nil {
- return fmt.Errorf("While waiting for container to finish: %v", wr.Error)
+ waitDocker := runner.Docker.Wait(runner.ContainerID)
+ waitMount := runner.ArvMountExit
+ for waitDocker != nil {
+ select {
+ case err := <-waitMount:
+ runner.CrunchLog.Printf("arv-mount exited before container finished: %v", err)
+ waitMount = nil
+ runner.stop()
+ case wr := <-waitDocker:
+ if wr.Error != nil {
+ return fmt.Errorf("While waiting for container to finish: %v", wr.Error)
+ }
+ runner.ExitCode = &wr.ExitCode
+ waitDocker = nil
+ }
}
- runner.ExitCode = &wr.ExitCode
// wait for stdout/stderr to complete
<-runner.loggingDone
_, err = os.Stat(collectionMetafile)
if err != nil {
// Regular directory
- cw := CollectionWriter{runner.Kc, nil, sync.Mutex{}}
+ cw := CollectionWriter{0, runner.Kc, nil, nil, sync.Mutex{}}
manifestText, err = cw.WriteTree(runner.HostOutputDir, runner.CrunchLog.Logger)
if err != nil {
return fmt.Errorf("While uploading output files: %v", err)
manifestText = manifest.Extract(".", ".").Text
err = runner.ArvClient.Create("collections",
arvadosclient.Dict{
+ "ensure_unique_name": true,
"collection": arvadosclient.Dict{
"is_trashed": true,
"name": "output for " + runner.Container.UUID,
var response arvados.Collection
err = runner.ArvClient.Create("collections",
arvadosclient.Dict{
+ "ensure_unique_name": true,
"collection": arvadosclient.Dict{
"is_trashed": true,
"name": "logs for " + runner.Container.UUID,
return
}
+ // Gather and record node information
+ err = runner.LogNodeInfo()
+ if err != nil {
+ return
+ }
+
runner.StartCrunchstat()
if runner.IsCancelled() {
cr.NewLogWriter = cr.NewArvLogWriter
cr.RunArvMount = cr.ArvMountCmd
cr.MkTempDir = ioutil.TempDir
- cr.LogCollection = &CollectionWriter{kc, nil, sync.Mutex{}}
+ cr.LogCollection = &CollectionWriter{0, kc, nil, nil, sync.Mutex{}}
cr.Container.UUID = containerUUID
cr.CrunchLog = NewThrottledLogger(cr.NewLogWriter("crunch-run"))
cr.CrunchLog.Immediate = log.New(os.Stderr, containerUUID+" ", 0)