80 lines
1.8 KiB
Go
80 lines
1.8 KiB
Go
// command saves pushes and pulls save files from my server
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package main
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import (
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"bytes"
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"fmt"
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"io/ioutil"
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"log"
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"os"
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"os/exec"
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"os/user"
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)
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const usage = "saves <push|pull|link>"
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type link struct {
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src string
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dst string
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}
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func main() {
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u, err := user.Current()
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if err != nil {
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fmt.Fprintf(os.Stderr, "cannot calculate home dir: %v", err)
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os.Exit(1)
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}
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docs := fmt.Sprintf("%s/Documents/", u.HomeDir)
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saves := fmt.Sprintf("%s/Documents/saves", u.HomeDir)
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appSupport := fmt.Sprintf("%s/Library/Application Support", u.HomeDir)
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if len(os.Args) != 2 {
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fmt.Fprintf(os.Stderr, "%s\n", usage)
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os.Exit(1)
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}
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var cmd *exec.Cmd
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switch os.Args[1] {
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case "pull":
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cmd = exec.Command("rsync", "-auv", "sj.mcquay.me:~/docs/saves", docs)
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case "push":
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cmd = exec.Command("rsync", "-auv", fmt.Sprintf("%ssaves", docs), "sj.mcquay.me:~/docs/")
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case "link":
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dirs, err := ioutil.ReadDir(saves)
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if err != nil {
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fmt.Fprintf(os.Stderr, "could not read saves dir: %+v\n", err)
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os.Exit(1)
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}
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for _, dir := range dirs {
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src := fmt.Sprintf("%s/%s", saves, dir.Name())
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dst := fmt.Sprintf("%s/%s", appSupport, dir.Name())
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if err := os.RemoveAll(dst); err != nil {
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fmt.Fprintf(os.Stderr, "could not make way for link:%+v\n", err)
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os.Exit(1)
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}
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if err := os.Symlink(src, dst); err != nil {
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fmt.Fprintf(os.Stderr, "could not link:%+v\n", err)
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os.Exit(1)
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}
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}
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return
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default:
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fmt.Fprintf(os.Stderr, "%s\n", usage)
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os.Exit(1)
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}
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if cmd == nil {
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fmt.Fprintf(os.Stderr, "failed to populate command\n")
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os.Exit(1)
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}
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var so, se bytes.Buffer
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cmd.Stdout = &so
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cmd.Stderr = &se
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if rc := cmd.Run(); rc != nil {
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log.Printf("cmd: %+v", cmd)
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log.Printf("so: %s", so.Bytes())
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log.Printf("se: %s", se.Bytes())
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log.Printf("rc: %+v", rc)
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}
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}
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