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Merge pull request #9131 from vieux/empty_lines_dockerinfo

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Do not display empty lines in docker info if the key doesn't exists
This commit is contained in:
Michael Crosby 2014-11-13 19:08:32 -08:00
commit 967354d488
1 changed files with 40 additions and 20 deletions
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60
api/client/commands.go
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@ -473,20 +473,33 @@ func (cli *DockerCli) CmdInfo(args ...string) error {
}
out.Close()
fmt.Fprintf(cli.out, "Containers: %d\n", remoteInfo.GetInt("Containers"))
fmt.Fprintf(cli.out, "Images: %d\n", remoteInfo.GetInt("Images"))
fmt.Fprintf(cli.out, "Storage Driver: %s\n", remoteInfo.Get("Driver"))
var driverStatus [][2]string
if err := remoteInfo.GetJson("DriverStatus", &driverStatus); err != nil {
return err
if remoteInfo.Exists("Containers") {
fmt.Fprintf(cli.out, "Containers: %d\n", remoteInfo.GetInt("Containers"))
}
for _, pair := range driverStatus {
fmt.Fprintf(cli.out, " %s: %s\n", pair[0], pair[1])
if remoteInfo.Exists("Images") {
fmt.Fprintf(cli.out, "Images: %d\n", remoteInfo.GetInt("Images"))
}
if remoteInfo.Exists("Driver") {
fmt.Fprintf(cli.out, "Storage Driver: %s\n", remoteInfo.Get("Driver"))
}
if remoteInfo.Exists("DriverStatus") {
var driverStatus [][2]string
if err := remoteInfo.GetJson("DriverStatus", &driverStatus); err != nil {
return err
}
for _, pair := range driverStatus {
fmt.Fprintf(cli.out, " %s: %s\n", pair[0], pair[1])
}
}
if remoteInfo.Exists("ExecutionDriver") {
fmt.Fprintf(cli.out, "Execution Driver: %s\n", remoteInfo.Get("ExecutionDriver"))
}
if remoteInfo.Exists("KernelVersion") {
fmt.Fprintf(cli.out, "Kernel Version: %s\n", remoteInfo.Get("KernelVersion"))
}
if remoteInfo.Exists("OperatingSystem") {
fmt.Fprintf(cli.out, "Operating System: %s\n", remoteInfo.Get("OperatingSystem"))
}
fmt.Fprintf(cli.out, "Execution Driver: %s\n", remoteInfo.Get("ExecutionDriver"))
fmt.Fprintf(cli.out, "Kernel Version: %s\n", remoteInfo.Get("KernelVersion"))
fmt.Fprintf(cli.out, "Operating System: %s\n", remoteInfo.Get("OperatingSystem"))
if remoteInfo.Exists("NCPU") {
fmt.Fprintf(cli.out, "CPUs: %d\n", remoteInfo.GetInt("NCPU"))
}
@ -495,12 +508,19 @@ func (cli *DockerCli) CmdInfo(args ...string) error {
}
if remoteInfo.GetBool("Debug") || os.Getenv("DEBUG") != "" {
fmt.Fprintf(cli.out, "Debug mode (server): %v\n", remoteInfo.GetBool("Debug"))
if remoteInfo.Exists("Debug") {
fmt.Fprintf(cli.out, "Debug mode (server): %v\n", remoteInfo.GetBool("Debug"))
}
fmt.Fprintf(cli.out, "Debug mode (client): %v\n", os.Getenv("DEBUG") != "")
fmt.Fprintf(cli.out, "Fds: %d\n", remoteInfo.GetInt("NFd"))
fmt.Fprintf(cli.out, "Goroutines: %d\n", remoteInfo.GetInt("NGoroutines"))
fmt.Fprintf(cli.out, "EventsListeners: %d\n", remoteInfo.GetInt("NEventsListener"))
if remoteInfo.Exists("NFd") {
fmt.Fprintf(cli.out, "Fds: %d\n", remoteInfo.GetInt("NFd"))
}
if remoteInfo.Exists("NGoroutines") {
fmt.Fprintf(cli.out, "Goroutines: %d\n", remoteInfo.GetInt("NGoroutines"))
}
if remoteInfo.Exists("NEventsListener") {
fmt.Fprintf(cli.out, "EventsListeners: %d\n", remoteInfo.GetInt("NEventsListener"))
}
if initSha1 := remoteInfo.Get("InitSha1"); initSha1 != "" {
fmt.Fprintf(cli.out, "Init SHA1: %s\n", initSha1)
}
@ -517,13 +537,13 @@ func (cli *DockerCli) CmdInfo(args ...string) error {
fmt.Fprintf(cli.out, "Registry: %v\n", remoteInfo.GetList("IndexServerAddress"))
}
}
if !remoteInfo.GetBool("MemoryLimit") {
if remoteInfo.Exists("MemoryLimit") && !remoteInfo.GetBool("MemoryLimit") {
fmt.Fprintf(cli.err, "WARNING: No memory limit support\n")
}
if !remoteInfo.GetBool("SwapLimit") {
if remoteInfo.Exists("SwapLimit") && !remoteInfo.GetBool("SwapLimit") {
fmt.Fprintf(cli.err, "WARNING: No swap limit support\n")
}
if !remoteInfo.GetBool("IPv4Forwarding") {
if remoteInfo.Exists("IPv4Forwarding") && !remoteInfo.GetBool("IPv4Forwarding") {
fmt.Fprintf(cli.err, "WARNING: IPv4 forwarding is disabled.\n")
}
return nil