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// Copyright (c) Contributors to the Apptainer project, established as
// Apptainer a Series of LF Projects LLC.
// For website terms of use, trademark policy, privacy policy and other
// project policies see https://lfprojects.org/policies
// 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 (
"github.com/apptainer/apptainer/docs"
"github.com/apptainer/apptainer/internal/app/apptainer"
"github.com/apptainer/apptainer/pkg/cmdline"
"github.com/apptainer/apptainer/pkg/sylog"
"github.com/spf13/cobra"
)
func init() {
addCmdInit(func(cmdManager *cmdline.CommandManager) {
cmdManager.RegisterFlagForCmd(&instanceStartPidFileFlag, instanceStartCmd, instanceRunCmd)
cmdManager.RegisterFlagForCmd(&actionDMTCPLaunchFlag, instanceStartCmd, instanceRunCmd)
cmdManager.RegisterFlagForCmd(&actionDMTCPRestartFlag, instanceStartCmd, instanceRunCmd)
})
}
// --pid-file
var instanceStartPidFile string
var instanceStartPidFileFlag = cmdline.Flag{
ID: "instanceStartPidFileFlag",
Value: &instanceStartPidFile,
DefaultValue: "",
Name: "pid-file",
Usage: "write instance PID to the file with the given name",
EnvKeys: []string{"PID_FILE"},
}
// execute either the instance start or run command
func instanceAction(cmd *cobra.Command, args []string) {
image := args[0]
name := args[1]
cmdName := cmd.Name()
script := "start"
killCont := ""
if cmdName == "run" {
script = "run"
killCont = "kill -CONT 1; "
}
a := append([]string{killCont + "/.singularity.d/actions/" + script}, args[2:]...)
if err := launchContainer(cmd, image, a, name, -1); err != nil {
sylog.Fatalf("%s", err)
}
if instanceStartPidFile != "" {
err := apptainer.WriteInstancePidFile(name, instanceStartPidFile)
if err != nil {
sylog.Warningf("Failed to write pid file: %v", err)
}
}
}
// apptainer instance start
var instanceStartCmd = &cobra.Command{
Args: cobra.MinimumNArgs(2),
PreRun: actionPreRun,
DisableFlagsInUseLine: true,
Run: instanceAction,
Use: docs.InstanceStartUse,
Short: docs.InstanceStartShort,
Long: docs.InstanceStartLong,
Example: docs.InstanceStartExample,
}
// apptainer instance run
var instanceRunCmd = &cobra.Command{
Args: cobra.MinimumNArgs(2),
PreRun: actionPreRun,
DisableFlagsInUseLine: true,
Run: instanceAction,
Use: docs.InstanceRunUse,
Short: docs.InstanceRunShort,
Long: docs.InstanceRunLong,
Example: docs.InstanceRunExample,
}
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