odboy
bd6f20d7c5
- proc.nohup：后台运行命令并将 stdout/stderr 追加写入日志， Unix 下新会话、Windows 下 DETACHED_PROCESS 脱离终端 - docker.save：等价 docker save <镜像> -o <镜像名>.tar，文件名按 仓库名+标签生成（alpine:3.20 → alpine_3.20.tar），传镜像 ID 时 先解析出对应名称；docker.load 改为归档文件作位置参数 - 移除 Podman 支持，所有容器命令只走 docker
28 lines
858 B
Go
28 lines
858 B
Go
//go:build !windows
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package executor
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import (
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"os"
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"os/exec"
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"syscall"
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)
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// prepareNohup applies the Unix half of `nohup ... &`: the child's stdin is
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// closed, stdout and stderr are appended to logFile ("> output.log 2>&1") and,
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// with detach, the child becomes a session leader with no controlling terminal
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// — which also shields it from terminal-generated SIGHUP/SIGINT/SIGQUIT.
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//
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// Go's os/exec cannot reset a child's signal dispositions before exec (there is
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// no hook between fork and exec), so "ignore SIGHUP" itself is only provided by
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// the detached session, not by a signal handler.
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func prepareNohup(cmd *exec.Cmd, logFile *os.File, detach bool) {
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// A nil stdin hands the child /dev/null instead of the terminal.
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cmd.Stdout = logFile
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cmd.Stderr = logFile
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if detach {
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cmd.SysProcAttr = &syscall.SysProcAttr{Setsid: true}
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}
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}
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