95 lines
2.1 KiB
Go
95 lines
2.1 KiB
Go
package sync
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import (
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"io"
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"os"
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"os/exec"
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"path/filepath"
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"time"
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"git.csclub.uwaterloo.ca/public/merlin/config"
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)
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func postRepoSync(repo *config.Repo, exit int) {
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if repo.DryRun {
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repo.Logger.Debug("post sync not run because in dry run mode")
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return
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}
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switch exit {
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case config.SUCCESS:
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go zfsSync(repo)
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go postSyncTraceUpdate(repo)
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return
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case config.FAILURE:
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go backupRsyncFailLog(repo)
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return
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}
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}
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func zfsSync(repo *config.Repo) {
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// we are not using zfs snapshots at the moment
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repo.Logger.Debug("Would run a zfssync if not disabled")
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return
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out, err := exec.Command("/bin/sh", "/home/mirror/bin/zfssync", repo.Name).CombinedOutput()
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if err != nil {
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repo.Logger.Error(err)
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} else {
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f, err := os.OpenFile(repo.ZfssyncLogFile, os.O_WRONLY|os.O_CREATE|os.O_APPEND, 0644)
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if err != nil {
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repo.Logger.Error(err.Error())
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} else {
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f.Write(out)
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}
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}
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}
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// updates a trace file after the repo has finished syncing
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func postSyncTraceUpdate(repo *config.Repo) {
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switch repo.SyncType {
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case "csc-sync-debian":
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cscPostDebian(repo)
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}
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}
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// update our trace file's modification date by writing the current time
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func cscPostDebian(repo *config.Repo) {
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targetDir := filepath.Join(buildDownloadDir(repo), "project/trace")
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target := filepath.Join(targetDir, config.Conf.Hostname)
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os.MkdirAll(targetDir, 0755)
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f, err := os.OpenFile(target, os.O_WRONLY|os.O_CREATE|os.O_TRUNC, 0644)
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if err != nil {
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repo.Logger.Error("Unable to open trace file: " + target)
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return
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}
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if _, err = f.WriteString(time.Now().UTC().Format(time.RFC1123)); err != nil {
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repo.Logger.Error("Unable to write to trace file: " + target)
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return
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}
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}
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func backupRsyncFailLog(repo *config.Repo) {
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src := repo.RsyncLogFile
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dest := repo.RsyncLogFile + ".fail"
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fin, err := os.Open(src)
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if err != nil {
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repo.Logger.Error(err.Error())
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}
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defer fin.Close()
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fout, err := os.OpenFile(dest, os.O_WRONLY|os.O_CREATE|os.O_TRUNC, 0644)
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if err != nil {
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repo.Logger.Error(err.Error())
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}
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defer fout.Close()
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if _, err = io.Copy(fout, fin); err != nil {
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repo.Logger.Error(err.Error())
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}
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}
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