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ZFS Snapshot release before updating

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yo 2024-09-22 21:35:54 +02:00
parent d0646c51b3
commit fb4010378f
2 changed files with 20 additions and 3 deletions
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2
cmd/root.go
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@ -14,7 +14,7 @@ import (
) )
const ( const (
gVersion = "0.42c" gVersion = "0.42d"
// TODO : Get from $jail_zpool/defaults.json // TODO : Get from $jail_zpool/defaults.json
MIN_DYN_DEVFS_RULESET = 1000 MIN_DYN_DEVFS_RULESET = 1000

21
cmd/update.go
View File

@ -66,7 +66,7 @@ func UpdateJail(args []string) {
// get datastore mountpoing from datastore name // get datastore mountpoing from datastore name
ds, err := getDatastoreFromArray(gUpdateReleaseDS, gDatastores) ds, err := getDatastoreFromArray(gUpdateReleaseDS, gDatastores)
if err != nil { if err != nil {
fmt.Printf("Error gettting datastore %s: %v\n", gUpdateReleaseDS, err) fmt.Printf("Error getting datastore %s: %v\n", gUpdateReleaseDS, err)
return return
} }
rp := fmt.Sprintf("%s/releases/%s/root", ds.Mountpoint, gUpdateRelease) rp := fmt.Sprintf("%s/releases/%s/root", ds.Mountpoint, gUpdateRelease)
@ -77,6 +77,23 @@ func UpdateJail(args []string) {
return return
} }
fakeJail.Config.Release = v fakeJail.Config.Release = v
// Snapshot before updating
dt := time.Now()
curDate := fmt.Sprintf("%s", dt.Format("2006-01-02_15-04-05"))
snapshotName := fmt.Sprintf("gocage_update_%s_%s", v, curDate)
err = zfsSnapshot(fmt.Sprintf("%s/releases/%s", ds.ZFSDataset, fakeJail.Config.Release), snapshotName)
if err != nil {
fmt.Printf("Error snapshoting release %s: %v\n", gUpdateRelease, err)
return
}
err = zfsSnapshot(fmt.Sprintf("%s/releases/%s/root", ds.ZFSDataset, fakeJail.Config.Release), snapshotName)
if err != nil {
fmt.Printf("Error snapshoting release %s: %v\n", gUpdateRelease, err)
} else {
fmt.Printf("Release %s was snapshoted with success: %s\n", gUpdateRelease, snapshotName)
}
if err = updateJail(&fakeJail, false); err != nil { if err = updateJail(&fakeJail, false); err != nil {
fmt.Printf("Error updating release %s: %v\n", gUpdateRelease, err) fmt.Printf("Error updating release %s: %v\n", gUpdateRelease, err)
} }
@ -101,7 +118,7 @@ func UpdateJail(args []string) {
// Set snapshot name // Set snapshot name
dt := time.Now() dt := time.Now()
curDate := fmt.Sprintf("%s", dt.Format("2006-01-02_15-04-05")) curDate := fmt.Sprintf("%s", dt.Format("2006-01-02_15-04-05"))
gSnapshotName = fmt.Sprintf("goc_update_%s_%s", cj.Config.Release, curDate) gSnapshotName = fmt.Sprintf("gocage_update_%s_%s", cj.Config.Release, curDate)
err := createJailSnapshot(*cj) err := createJailSnapshot(*cj)
if err != nil { if err != nil {
fmt.Printf(" > Snapshot jail %s: ERROR: %s\n", cj.Name, err.Error()) fmt.Printf(" > Snapshot jail %s: ERROR: %s\n", cj.Name, err.Error())