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gitserver.go
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gitserver.go
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package gitserver
import (
"flag"
"fmt"
"io"
"log"
"net/url"
"os"
"github.com/spf13/cobra"
cmdutil "k8s.io/kubernetes/pkg/kubectl/cmd/util"
"github.com/openshift/origin/pkg/gitserver"
"github.com/openshift/origin/pkg/gitserver/autobuild"
)
const longCommandDesc = `
Start a Git server
This command launches a Git HTTP/HTTPS server that supports push and pull, mirroring,
and automatic creation of applications on push.
%[1]s
`
const LogLevelEnv = "LOGLEVEL"
const repositoryBuildConfigsDesc = `
Retrieve build configs for a gitserver repository
This command lists build configurations in the current namespace that correspond to a given git repository.
`
// CommandFor returns the appropriate command for this base name,
// or the global OpenShift command
func CommandFor(basename string) *cobra.Command {
var cmd *cobra.Command
out := os.Stdout
setLogLevel()
switch basename {
case "gitrepo-buildconfigs":
cmd = NewCommandRepositoryBuildConfigs(basename, out)
default:
cmd = NewCommandGitServer("gitserver")
}
return cmd
}
// NewCommandGitServer launches a Git server
func NewCommandGitServer(name string) *cobra.Command {
cmd := &cobra.Command{
Use: name,
Short: "Start a Git server",
Long: fmt.Sprintf(longCommandDesc, gitserver.EnvironmentHelp),
Run: func(c *cobra.Command, args []string) {
err := RunGitServer()
cmdutil.CheckErr(err)
},
}
return cmd
}
func RunGitServer() error {
config, err := gitserver.NewEnvironmentConfig()
if err != nil {
return err
}
link, err := autobuild.NewAutoLinkBuildsFromEnvironment()
switch {
case err == autobuild.ErrNotEnabled:
case err != nil:
log.Fatal(err)
default:
link.LinkFn = func(name string) *url.URL { return gitserver.RepositoryURL(config, name, nil) }
clones, err := link.Link()
if err != nil {
log.Printf("error: %v", err)
break
}
for name, v := range clones {
config.InitialClones[name] = v
}
}
return gitserver.Start(config)
}
func NewCommandRepositoryBuildConfigs(name string, out io.Writer) *cobra.Command {
cmd := &cobra.Command{
Use: fmt.Sprintf("%s REPOSITORY_NAME", name),
Short: "Retrieve build configs for a gitserver repository",
Long: repositoryBuildConfigsDesc,
Run: func(c *cobra.Command, args []string) {
if len(args) != 1 {
err := cmdutil.UsageError(c, "This command takes a single argument - the name of the repository")
cmdutil.CheckErr(err)
}
repoName := args[0]
client, err := gitserver.GetClient()
cmdutil.CheckErr(err)
err = gitserver.GetRepositoryBuildConfigs(client, repoName, out)
cmdutil.CheckErr(err)
},
}
return cmd
}
func setLogLevel() {
logLevel := os.Getenv(LogLevelEnv)
if len(logLevel) > 0 {
if flag.CommandLine.Lookup("v") != nil {
flag.CommandLine.Set("v", logLevel)
}
}
}