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package registry
import (
"os"
"sync"
"github.com/containers/podman/v4/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
}
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