mirror of
https://github.com/moby/moby.git
synced 2022-11-09 12:21:53 -05:00
93 lines
3 KiB
Go
93 lines
3 KiB
Go
// +build !windows
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package daemon // import "github.com/docker/docker/daemon"
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import (
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"context"
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"os/exec"
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"strings"
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"github.com/docker/docker/api/types"
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"github.com/docker/docker/dockerversion"
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"github.com/docker/docker/pkg/sysinfo"
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"github.com/pkg/errors"
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"github.com/sirupsen/logrus"
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)
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// FillPlatformInfo fills the platform related info.
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func (daemon *Daemon) FillPlatformInfo(v *types.Info, sysInfo *sysinfo.SysInfo) {
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v.MemoryLimit = sysInfo.MemoryLimit
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v.SwapLimit = sysInfo.SwapLimit
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v.KernelMemory = sysInfo.KernelMemory
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v.OomKillDisable = sysInfo.OomKillDisable
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v.CPUCfsPeriod = sysInfo.CPUCfsPeriod
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v.CPUCfsQuota = sysInfo.CPUCfsQuota
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v.CPUShares = sysInfo.CPUShares
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v.CPUSet = sysInfo.Cpuset
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v.Runtimes = daemon.configStore.GetAllRuntimes()
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v.DefaultRuntime = daemon.configStore.GetDefaultRuntimeName()
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v.InitBinary = daemon.configStore.GetInitPath()
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v.RuncCommit.Expected = dockerversion.RuncCommitID
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defaultRuntimeBinary := daemon.configStore.GetRuntime(v.DefaultRuntime).Path
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if rv, err := exec.Command(defaultRuntimeBinary, "--version").Output(); err == nil {
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parts := strings.Split(strings.TrimSpace(string(rv)), "\n")
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if len(parts) == 3 {
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parts = strings.Split(parts[1], ": ")
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if len(parts) == 2 {
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v.RuncCommit.ID = strings.TrimSpace(parts[1])
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}
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}
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if v.RuncCommit.ID == "" {
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logrus.Warnf("failed to retrieve %s version: unknown output format: %s", defaultRuntimeBinary, string(rv))
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v.RuncCommit.ID = "N/A"
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}
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} else {
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logrus.Warnf("failed to retrieve %s version: %v", defaultRuntimeBinary, err)
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v.RuncCommit.ID = "N/A"
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}
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v.ContainerdCommit.Expected = dockerversion.ContainerdCommitID
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if rv, err := daemon.containerd.Version(context.Background()); err == nil {
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v.ContainerdCommit.ID = rv.Revision
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} else {
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logrus.Warnf("failed to retrieve containerd version: %v", err)
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v.ContainerdCommit.ID = "N/A"
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}
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defaultInitBinary := daemon.configStore.GetInitPath()
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if rv, err := exec.Command(defaultInitBinary, "--version").Output(); err == nil {
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ver, err := parseInitVersion(string(rv))
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if err != nil {
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logrus.Warnf("failed to retrieve %s version: %s", defaultInitBinary, err)
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}
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v.InitCommit = ver
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} else {
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logrus.Warnf("failed to retrieve %s version: %s", defaultInitBinary, err)
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v.InitCommit.ID = "N/A"
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}
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}
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// parseInitVersion parses a Tini version string, and extracts the version.
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func parseInitVersion(v string) (types.Commit, error) {
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version := types.Commit{ID: "", Expected: dockerversion.InitCommitID}
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parts := strings.Split(strings.TrimSpace(v), " - ")
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if len(parts) >= 2 {
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gitParts := strings.Split(parts[1], ".")
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if len(gitParts) == 2 && gitParts[0] == "git" {
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version.ID = gitParts[1]
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version.Expected = dockerversion.InitCommitID[0:len(version.ID)]
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}
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}
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if version.ID == "" && strings.HasPrefix(parts[0], "tini version ") {
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version.ID = "v" + strings.TrimPrefix(parts[0], "tini version ")
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}
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if version.ID == "" {
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version.ID = "N/A"
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return version, errors.Errorf("unknown output format: %s", v)
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}
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return version, nil
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}
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