aaacde4fd2
If I have some unsupported sysinfo, it's warning on daemon side every time I use `docker info`, it seems unnecessay and annoying to me, let's keep it quiet. Signed-off-by: Qiang Huang <h.huangqiang@huawei.com>
123 lines
4 KiB
Go
123 lines
4 KiB
Go
package daemon
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import (
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"os"
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"runtime"
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"time"
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"github.com/Sirupsen/logrus"
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"github.com/docker/docker/api/types"
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"github.com/docker/docker/autogen/dockerversion"
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"github.com/docker/docker/pkg/fileutils"
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"github.com/docker/docker/pkg/parsers/kernel"
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"github.com/docker/docker/pkg/parsers/operatingsystem"
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"github.com/docker/docker/pkg/sysinfo"
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"github.com/docker/docker/pkg/system"
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"github.com/docker/docker/registry"
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"github.com/docker/docker/utils"
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)
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// SystemInfo returns information about the host server the daemon is running on.
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func (daemon *Daemon) SystemInfo() (*types.Info, error) {
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images := daemon.Graph().Map()
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var imgcount int
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if images == nil {
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imgcount = 0
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} else {
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imgcount = len(images)
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}
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kernelVersion := "<unknown>"
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if kv, err := kernel.GetKernelVersion(); err == nil {
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kernelVersion = kv.String()
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}
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operatingSystem := "<unknown>"
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if s, err := operatingsystem.GetOperatingSystem(); err == nil {
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operatingSystem = s
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}
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// Don't do containerized check on Windows
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if runtime.GOOS != "windows" {
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if inContainer, err := operatingsystem.IsContainerized(); err != nil {
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logrus.Errorf("Could not determine if daemon is containerized: %v", err)
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operatingSystem += " (error determining if containerized)"
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} else if inContainer {
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operatingSystem += " (containerized)"
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}
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}
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meminfo, err := system.ReadMemInfo()
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if err != nil {
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logrus.Errorf("Could not read system memory info: %v", err)
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}
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// if we still have the original dockerinit binary from before
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// we copied it locally, let's return the path to that, since
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// that's more intuitive (the copied path is trivial to derive
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// by hand given VERSION)
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initPath := utils.DockerInitPath("")
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if initPath == "" {
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// if that fails, we'll just return the path from the daemon
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initPath = daemon.systemInitPath()
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}
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sysInfo := sysinfo.New(true)
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v := &types.Info{
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ID: daemon.ID,
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Containers: len(daemon.List()),
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Images: imgcount,
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Driver: daemon.GraphDriver().String(),
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DriverStatus: daemon.GraphDriver().Status(),
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IPv4Forwarding: !sysInfo.IPv4ForwardingDisabled,
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BridgeNfIptables: !sysInfo.BridgeNfCallIptablesDisabled,
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BridgeNfIP6tables: !sysInfo.BridgeNfCallIP6tablesDisabled,
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Debug: os.Getenv("DEBUG") != "",
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NFd: fileutils.GetTotalUsedFds(),
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NGoroutines: runtime.NumGoroutine(),
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SystemTime: time.Now().Format(time.RFC3339Nano),
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ExecutionDriver: daemon.ExecutionDriver().Name(),
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LoggingDriver: daemon.defaultLogConfig.Type,
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NEventsListener: daemon.EventsService.SubscribersCount(),
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KernelVersion: kernelVersion,
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OperatingSystem: operatingSystem,
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IndexServerAddress: registry.IndexServer,
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RegistryConfig: daemon.RegistryService.Config,
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InitSha1: dockerversion.INITSHA1,
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InitPath: initPath,
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NCPU: runtime.NumCPU(),
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MemTotal: meminfo.MemTotal,
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DockerRootDir: daemon.config().Root,
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Labels: daemon.config().Labels,
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ExperimentalBuild: utils.ExperimentalBuild(),
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ServerVersion: dockerversion.VERSION,
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ClusterStore: daemon.config().ClusterStore,
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}
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// TODO Windows. Refactor this more once sysinfo is refactored into
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// platform specific code. On Windows, sysinfo.cgroupMemInfo and
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// sysinfo.cgroupCpuInfo will be nil otherwise and cause a SIGSEGV if
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// an attempt is made to access through them.
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if runtime.GOOS != "windows" {
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v.MemoryLimit = sysInfo.MemoryLimit
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v.SwapLimit = sysInfo.SwapLimit
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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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}
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if httpProxy := os.Getenv("http_proxy"); httpProxy != "" {
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v.HTTPProxy = httpProxy
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}
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if httpsProxy := os.Getenv("https_proxy"); httpsProxy != "" {
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v.HTTPSProxy = httpsProxy
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}
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if noProxy := os.Getenv("no_proxy"); noProxy != "" {
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v.NoProxy = noProxy
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}
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if hostname, err := os.Hostname(); err == nil {
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v.Name = hostname
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}
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return v, nil
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}
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