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package main
import (
"fmt"
"os"
"reflect"
grpccodes "google.golang.org/grpc/codes"
grpcstatus "google.golang.org/grpc/status"
"gitlab.com/gitlab-org/labkit/fips"
"gitlab.com/gitlab-org/labkit/log"
shellCmd "gitlab.com/gitlab-org/gitlab-shell/v14/cmd/gitlab-shell/command"
"gitlab.com/gitlab-org/gitlab-shell/v14/internal/command"
"gitlab.com/gitlab-org/gitlab-shell/v14/internal/command/readwriter"
"gitlab.com/gitlab-org/gitlab-shell/v14/internal/config"
"gitlab.com/gitlab-org/gitlab-shell/v14/internal/console"
"gitlab.com/gitlab-org/gitlab-shell/v14/internal/executable"
"gitlab.com/gitlab-org/gitlab-shell/v14/internal/logger"
"gitlab.com/gitlab-org/gitlab-shell/v14/internal/sshenv"
)
var (
// Version is the current version of gitlab-shell
Version = "(unknown version)" // Set at build time in the Makefile
// BuildTime signifies the time the binary was build
BuildTime = "19700101.000000" // Set at build time in the Makefile
)
func main() {
// We can't use the flag library because gitlab-shell receives other arguments
// that confuse the parser.
if len(os.Args) == 2 && os.Args[1] == "-version" {
fmt.Printf("gitlab-shell %s-%s\n", Version, BuildTime)
os.Exit(0)
}
readWriter := &readwriter.ReadWriter{
Out: os.Stdout,
In: os.Stdin,
ErrOut: os.Stderr,
}
executable, err := executable.New(executable.GitlabShell)
if err != nil {
fmt.Fprintln(readWriter.ErrOut, "Failed to determine executable, exiting")
os.Exit(1)
}
config, err := config.NewFromDirExternal(executable.RootDir)
if err != nil {
fmt.Fprintln(readWriter.ErrOut, "Failed to read config, exiting")
os.Exit(1)
}
logCloser := logger.Configure(config)
defer logCloser.Close()
env := sshenv.NewFromEnv()
cmd, err := shellCmd.New(os.Args[1:], env, config, readWriter)
if err != nil {
// For now this could happen if `SSH_CONNECTION` is not set on
// the environment
fmt.Fprintf(readWriter.ErrOut, "%v\n", err)
os.Exit(1)
}
ctx, finished := command.Setup(executable.Name, config)
defer finished()
config.GitalyClient.InitSidechannelRegistry(ctx)
cmdName := reflect.TypeOf(cmd).String()
ctxlog := log.ContextLogger(ctx)
ctxlog.WithFields(log.Fields{"env": env, "command": cmdName}).Info("gitlab-shell: main: executing command")
fips.Check()
if err := cmd.Execute(ctx); err != nil {
ctxlog.WithError(err).Warn("gitlab-shell: main: command execution failed")
if grpcstatus.Convert(err).Code() != grpccodes.Internal {
console.DisplayWarningMessage(err.Error(), readWriter.ErrOut)
}
os.Exit(1)
}
ctxlog.Info("gitlab-shell: main: command executed successfully")
}
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