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// Copyright (c) 2018-2020, Sylabs Inc. All rights reserved.
// This software is licensed under a 3-clause BSD license. Please consult the
// LICENSE.md file distributed with the sources of this project regarding your
// rights to use or distribute this software.
package cli
import (
"os"
"github.com/spf13/cobra"
"github.com/sylabs/singularity/v4/docs"
"github.com/sylabs/singularity/v4/internal/app/singularity"
"github.com/sylabs/singularity/v4/pkg/cmdline"
"github.com/sylabs/singularity/v4/pkg/sylog"
)
func init() {
addCmdInit(func(cmdManager *cmdline.CommandManager) {
cmdManager.RegisterFlagForCmd(&instanceListUserFlag, instanceListCmd)
cmdManager.RegisterFlagForCmd(&instanceListJSONFlag, instanceListCmd)
cmdManager.RegisterFlagForCmd(&instanceListLogsFlag, instanceListCmd)
})
}
// -u|--user
var instanceListUser string
var instanceListUserFlag = cmdline.Flag{
ID: "instanceListUserFlag",
Value: &instanceListUser,
DefaultValue: "",
Name: "user",
ShortHand: "u",
Usage: `if running as root, list instances from "<username>"`,
Tag: "<username>",
EnvKeys: []string{"USER"},
}
// -j|--json
var instanceListJSON bool
var instanceListJSONFlag = cmdline.Flag{
ID: "instanceListJSONFlag",
Value: &instanceListJSON,
DefaultValue: false,
Name: "json",
ShortHand: "j",
Usage: "print structured json instead of list",
EnvKeys: []string{"JSON"},
}
// -l|--logs
var instanceListLogs bool
var instanceListLogsFlag = cmdline.Flag{
ID: "instanceListLogsFlag",
Value: &instanceListLogs,
DefaultValue: false,
Name: "logs",
ShortHand: "l",
Usage: "display location of stdout and sterr log files for instances",
EnvKeys: []string{"LOGS"},
}
// singularity instance list
var instanceListCmd = &cobra.Command{
Args: cobra.RangeArgs(0, 1),
Run: func(cmd *cobra.Command, args []string) {
if isOCI {
sylog.Warningf("Instances are not supported in OCI mode. Showing non-OCI Singularity container instances.")
}
name := "*"
if len(args) > 0 {
name = args[0]
}
uid := os.Getuid()
if instanceListUser != "" && uid != 0 {
sylog.Fatalf("Only root user can list user's instances")
}
err := singularity.PrintInstanceList(os.Stdout, name, instanceListUser, instanceListJSON, instanceListLogs)
if err != nil {
sylog.Fatalf("Could not list instances: %v", err)
}
},
DisableFlagsInUseLine: true,
Use: docs.InstanceListUse,
Short: docs.InstanceListShort,
Long: docs.InstanceListLong,
Example: docs.InstanceListExample,
}
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