45 lines
1.3 KiB
Go
45 lines
1.3 KiB
Go
package registry
|
|
|
|
import (
|
|
"os"
|
|
"sync"
|
|
|
|
"github.com/containers/podman/v3/pkg/domain/entities"
|
|
"github.com/spf13/cobra"
|
|
"github.com/spf13/pflag"
|
|
)
|
|
|
|
// Value for --remote given on command line
|
|
var remoteFromCLI = struct {
|
|
Value bool
|
|
sync sync.Once
|
|
}{}
|
|
|
|
// IsRemote returns true if podman was built to run remote or --remote flag given on CLI
|
|
// Use in init() functions as an initialization check
|
|
func IsRemote() bool {
|
|
remoteFromCLI.sync.Do(func() {
|
|
remote := false
|
|
if _, ok := os.LookupEnv("CONTAINER_HOST"); ok {
|
|
remote = true
|
|
} else if _, ok := os.LookupEnv("CONTAINER_CONNECTION"); ok {
|
|
remote = true
|
|
}
|
|
fs := pflag.NewFlagSet("remote", pflag.ContinueOnError)
|
|
fs.ParseErrorsWhitelist.UnknownFlags = true
|
|
fs.Usage = func() {}
|
|
fs.SetInterspersed(false)
|
|
fs.BoolVarP(&remoteFromCLI.Value, "remote", "r", remote, "")
|
|
|
|
// The shell completion logic will call a command called "__complete" or "__completeNoDesc"
|
|
// This command will always be the second argument
|
|
// To still parse --remote correctly in this case we have to set args offset to two in this case
|
|
start := 1
|
|
if len(os.Args) > 1 && (os.Args[1] == cobra.ShellCompRequestCmd || os.Args[1] == cobra.ShellCompNoDescRequestCmd) {
|
|
start = 2
|
|
}
|
|
_ = fs.Parse(os.Args[start:])
|
|
})
|
|
return podmanOptions.EngineMode == entities.TunnelMode || remoteFromCLI.Value
|
|
}
|