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Use getJailFromArray so we can handle same name jails + check pertinence before jailing non existing DS

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This commit is contained in:
yo 2022-07-10 14:16:24 +02:00
parent e7a6bdd376
commit 484e05e8d1
1 changed files with 27 additions and 30 deletions
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57
cmd/start.go
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@ -212,25 +212,27 @@ func prepareJailedZfsDatasets(jail *Jail) error {
}
func jailZfsDatasets(jail *Jail) error {
for _, d := range strings.Split(jail.Config.Jail_zfs_dataset, " ") {
// Jail dataset
cmd := fmt.Sprintf("zfs jail %d %s/%s", jail.JID, jail.Zpool, d)
out, err := executeCommand(cmd)
if err != nil {
return errors.New(fmt.Sprintf("Error jailling zfs dataset %s: %v: out", d, err, out))
}
// Mount from inside jail if mountpoint is set
cmd = fmt.Sprintf("zfs get -H -o value mountpoint %s/%s", jail.JID, jail.Zpool, d)
out, err = executeCommand(cmd)
if err != nil {
return errors.New(fmt.Sprintf("Error getting zfs dataset %s mountpoint: %v: out", d, err, out))
}
if len(out) > 0 && out != "-" && (false == strings.EqualFold(out, "none")) {
cmd = fmt.Sprintf("zfs mount %s", jail.Zpool, d)
out, err = executeCommandInJail(jail, cmd)
if jail.Config.Jail_zfs > 0 {
for _, d := range strings.Split(jail.Config.Jail_zfs_dataset, " ") {
// Jail dataset
cmd := fmt.Sprintf("zfs jail %d %s/%s", jail.JID, jail.Zpool, d)
out, err := executeCommand(cmd)
if err != nil {
return errors.New(fmt.Sprintf("Error mounting zfs dataset %s: %v: out", d, err, out))
return errors.New(fmt.Sprintf("Error jailling zfs dataset %s: %v: out", d, err, out))
}
// Mount from inside jail if mountpoint is set
cmd = fmt.Sprintf("zfs get -H -o value mountpoint %s/%s", jail.JID, jail.Zpool, d)
out, err = executeCommand(cmd)
if err != nil {
return errors.New(fmt.Sprintf("Error getting zfs dataset %s mountpoint: %v: out", d, err, out))
}
if len(out) > 0 && out != "-" && (false == strings.EqualFold(out, "none")) {
cmd = fmt.Sprintf("zfs mount %s", jail.Zpool, d)
out, err = executeCommandInJail(jail, cmd)
if err != nil {
return errors.New(fmt.Sprintf("Error mounting zfs dataset %s: %v: out", d, err, out))
}
}
}
}
@ -1028,18 +1030,11 @@ func StartJail(args []string) {
var cj *Jail
var err error
for _, j := range args {
fmt.Printf("> Starting jail %s\n", j)
for i, rj := range gJails {
if rj.Name == j {
// Get jail reference, not a copy of it; So we can modify attributes
cj = &gJails[i]
break
}
}
if cj == nil {
fmt.Printf("Jail not found: %s\n", j)
for _, a := range args {
// Check if jail exist and is distinctly named
cj, err = getJailFromArray(a, gJails)
if err != nil {
fmt.Printf("Error getting jail: %s\n", err)
continue
}
@ -1048,6 +1043,8 @@ func StartJail(args []string) {
continue
}
fmt.Printf("> Starting jail %s\n", a)
// Set InternalName as it is used by some of these
cj.InternalName = fmt.Sprintf("ioc-%s", cj.Name)