Files
docker-cli/components/engine/daemon/info.go
Solomon Hykes 9a5247f7ee Move "info" to daemon/info.go
Signed-off-by: Solomon Hykes <solomon@docker.com>
Upstream-commit: 94715e8e643f0bc9aa57841b346f5196f75f0dc0
Component: engine
2014-08-08 03:01:55 +00:00

75 lines
2.4 KiB
Go

package daemon
import (
"os"
"runtime"
"github.com/docker/docker/dockerversion"
"github.com/docker/docker/engine"
"github.com/docker/docker/pkg/parsers/kernel"
"github.com/docker/docker/pkg/parsers/operatingsystem"
"github.com/docker/docker/registry"
"github.com/docker/docker/utils"
)
func (daemon *Daemon) CmdInfo(job *engine.Job) engine.Status {
images, _ := daemon.Graph().Map()
var imgcount int
if images == nil {
imgcount = 0
} else {
imgcount = len(images)
}
kernelVersion := "<unknown>"
if kv, err := kernel.GetKernelVersion(); err == nil {
kernelVersion = kv.String()
}
operatingSystem := "<unknown>"
if s, err := operatingsystem.GetOperatingSystem(); err == nil {
operatingSystem = s
}
if inContainer, err := operatingsystem.IsContainerized(); err != nil {
utils.Errorf("Could not determine if daemon is containerized: %v", err)
operatingSystem += " (error determining if containerized)"
} else if inContainer {
operatingSystem += " (containerized)"
}
// if we still have the original dockerinit binary from before we copied it locally, let's return the path to that, since that's more intuitive (the copied path is trivial to derive by hand given VERSION)
initPath := utils.DockerInitPath("")
if initPath == "" {
// if that fails, we'll just return the path from the daemon
initPath = daemon.SystemInitPath()
}
cjob := job.Eng.Job("subscribers_count")
env, _ := cjob.Stdout.AddEnv()
if err := cjob.Run(); err != nil {
return job.Error(err)
}
v := &engine.Env{}
v.SetInt("Containers", len(daemon.List()))
v.SetInt("Images", imgcount)
v.Set("Driver", daemon.GraphDriver().String())
v.SetJson("DriverStatus", daemon.GraphDriver().Status())
v.SetBool("MemoryLimit", daemon.SystemConfig().MemoryLimit)
v.SetBool("SwapLimit", daemon.SystemConfig().SwapLimit)
v.SetBool("IPv4Forwarding", !daemon.SystemConfig().IPv4ForwardingDisabled)
v.SetBool("Debug", os.Getenv("DEBUG") != "")
v.SetInt("NFd", utils.GetTotalUsedFds())
v.SetInt("NGoroutines", runtime.NumGoroutine())
v.Set("ExecutionDriver", daemon.ExecutionDriver().Name())
v.SetInt("NEventsListener", env.GetInt("count"))
v.Set("KernelVersion", kernelVersion)
v.Set("OperatingSystem", operatingSystem)
v.Set("IndexServerAddress", registry.IndexServerAddress())
v.Set("InitSha1", dockerversion.INITSHA1)
v.Set("InitPath", initPath)
v.SetList("Sockets", daemon.Sockets)
if _, err := v.WriteTo(job.Stdout); err != nil {
return job.Error(err)
}
return engine.StatusOK
}