github.com/flavio/docker@v0.1.3-0.20170117145210-f63d1a6eec47/daemon/info_unix.go (about)

     1  // +build !windows
     2  
     3  package daemon
     4  
     5  import (
     6  	"context"
     7  	"os/exec"
     8  	"strings"
     9  
    10  	"github.com/Sirupsen/logrus"
    11  	"github.com/docker/docker/api/types"
    12  	"github.com/docker/docker/dockerversion"
    13  	"github.com/docker/docker/pkg/sysinfo"
    14  )
    15  
    16  // FillPlatformInfo fills the platform related info.
    17  func (daemon *Daemon) FillPlatformInfo(v *types.Info, sysInfo *sysinfo.SysInfo) {
    18  	v.MemoryLimit = sysInfo.MemoryLimit
    19  	v.SwapLimit = sysInfo.SwapLimit
    20  	v.KernelMemory = sysInfo.KernelMemory
    21  	v.OomKillDisable = sysInfo.OomKillDisable
    22  	v.CPUCfsPeriod = sysInfo.CPUCfsPeriod
    23  	v.CPUCfsQuota = sysInfo.CPUCfsQuota
    24  	v.CPUShares = sysInfo.CPUShares
    25  	v.CPUSet = sysInfo.Cpuset
    26  	v.Runtimes = daemon.configStore.GetAllRuntimes()
    27  	v.DefaultRuntime = daemon.configStore.GetDefaultRuntimeName()
    28  	v.InitBinary = daemon.configStore.GetInitPath()
    29  
    30  	v.ContainerdCommit.Expected = dockerversion.ContainerdCommitID
    31  	if sv, err := daemon.containerd.GetServerVersion(context.Background()); err == nil {
    32  		v.ContainerdCommit.ID = sv.Revision
    33  	} else {
    34  		logrus.Warnf("failed to retrieve containerd version: %v", err)
    35  		v.ContainerdCommit.ID = "N/A"
    36  	}
    37  
    38  	v.RuncCommit.Expected = dockerversion.RuncCommitID
    39  	if rv, err := exec.Command(DefaultRuntimeBinary, "--version").Output(); err == nil {
    40  		parts := strings.Split(strings.TrimSpace(string(rv)), "\n")
    41  		if len(parts) == 3 {
    42  			parts = strings.Split(parts[1], ": ")
    43  			if len(parts) == 2 {
    44  				v.RuncCommit.ID = strings.TrimSpace(parts[1])
    45  			}
    46  		}
    47  
    48  		if v.RuncCommit.ID == "" {
    49  			logrus.Warnf("failed to retrieve %s version: unknown output format: %s", DefaultRuntimeBinary, string(rv))
    50  			v.RuncCommit.ID = "N/A"
    51  		}
    52  	} else {
    53  		logrus.Warnf("failed to retrieve %s version: %v", DefaultRuntimeBinary, err)
    54  		v.RuncCommit.ID = "N/A"
    55  	}
    56  
    57  	v.InitCommit.Expected = dockerversion.InitCommitID
    58  	if rv, err := exec.Command(DefaultInitBinary, "--version").Output(); err == nil {
    59  		parts := strings.Split(strings.TrimSpace(string(rv)), " - ")
    60  		if len(parts) == 2 {
    61  			if dockerversion.InitCommitID[0] == 'v' {
    62  				vs := strings.TrimPrefix(parts[0], "tini version ")
    63  				v.InitCommit.ID = "v" + vs
    64  			} else {
    65  				// Get the sha1
    66  				gitParts := strings.Split(parts[1], ".")
    67  				if len(gitParts) == 2 && gitParts[0] == "git" {
    68  					v.InitCommit.ID = gitParts[1]
    69  					v.InitCommit.Expected = dockerversion.InitCommitID[0:len(gitParts[1])]
    70  				}
    71  			}
    72  		}
    73  
    74  		if v.InitCommit.ID == "" {
    75  			logrus.Warnf("failed to retrieve %s version: unknown output format: %s", DefaultInitBinary, string(rv))
    76  			v.InitCommit.ID = "N/A"
    77  		}
    78  	} else {
    79  		logrus.Warnf("failed to retrieve %s version", DefaultInitBinary)
    80  		v.InitCommit.ID = "N/A"
    81  	}
    82  }