yo/gocage
1
0
Fork 0
Code Issues Pull Requests Projects Releases 1 Wiki Activity

Update release with -r and -d flags

Browse Source
This commit is contained in:
yo 2024-09-22 19:30:39 +02:00
parent 76c720354c
commit c79ac4ac30
2 changed files with 48 additions and 15 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
cmd/root.go
View File

@ -14,7 +14,7 @@ import (
)
const (
gVersion = "0.42b"
gVersion = "0.42c"
// TODO : Get from $jail_zpool/defaults.json
MIN_DYN_DEVFS_RULESET = 1000
@ -68,6 +68,8 @@ var (
gFetchIntoDS string
gFetchFrom string
gUpgradeRelease string
gUpdateRelease string
gUpdateReleaseDS string
// For a based jail, these are directories binded to basejail
gBaseDirs = []string{"bin", "boot", "lib", "libexec", "rescue", "sbin", "usr/bin", "usr/include",
@ -422,10 +424,14 @@ func init() {
upgradeCmd.Flags().StringVarP(&gUpgradeRelease, "release", "r", "", "Release to upgrade to (e.g.: \"13.1-RELEASE\"")
upgradeCmd.MarkFlagRequired("release")
updateCmd.Flags().StringVarP(&gUpdateRelease, "release", "r", "", "Release to update (e.g.: \"13.1-RELEASE\"")
updateCmd.Flags().StringVarP(&gUpdateReleaseDS, "datastore", "d", "", "Datastore release is stored on")
updateCmd.MarkFlagsRequiredTogether("release", "datastore")
createCmd.Flags().StringVarP(&gCreateArgs.Release, "release", "r", "", "Release for the jail (e.g.: \"13.1-RELEASE\"")
createCmd.Flags().BoolVarP(&gCreateArgs.BaseJail, "basejail", "b", false, "Basejail. This will create a jail mounted read only from a release, so every up(date|grade) made to this release will immediately propagate to new jail.\n")
createCmd.Flags().StringVarP(&gCreateArgs.Datastore, "datastore", "d", "", "Datastore to create the jail on. Defaults to first declared in config.")
createCmd.Flags().StringVarP(&gCreateArgs.Properties, "configuration", "p", "", "Configuration properties with format k1=v1,k2=v2 (Ex: \"Config.Ip4_addr='vnet0|192.168.1.2',Config.Ip6=none\")")
createCmd.Flags().StringVarP(&gCreateArgs.Properties, "configuration", "p", "", "Configuration properties with format k1=v1,k2=v2 (Ex: \"Config.Ip4_addr=vnet0|192.168.1.2,Config.Ip6=none\")")
// Now declare commands
rootCmd.AddCommand(initCmd)

51
cmd/update.go
View File

@ -6,33 +6,36 @@ import (
//"log"
"time"
"strings"
"github.com/spf13/viper"
)
// Internal usage only
func updateJail(jail *Jail) error {
func updateJail(jail *Jail, doUpdateVersion bool) error {
// Create default config as temporary file
cfgFile, err := os.CreateTemp("", "gocage-jail-update-")
if err != nil {
return err
}
cfgFile.Write([]byte(fbsdUpdateConfig))
defer cfgFile.Close()
defer os.Remove(cfgFile.Name())
// Folder containing update/upgrade temporary files. Common so we save bandwith when upgrading multiple jails
// TODO: Variabilize /iocage/freebsd-update
_, err = os.Stat("/iocage/freebsd-update")
// Folder containing update/upgrade temporary files. Mutualized so we save bandwith when upgrading multiple jails
uwd := viper.GetString("updateWorkDir")
if len(uwd) == 0 {
return fmt.Errorf("updateWorkDir not set in configuration")
}
_, err = os.Stat(uwd)
if os.IsNotExist(err) {
if err := os.Mkdir("/iocage/freebsd-update", 0755); err != nil {
if err := os.Mkdir(uwd, 0755); err != nil {
return err
}
}
cfgFile.Write([]byte(strings.Replace(fbsdUpdateConfig, "TO-BE-REPLACED-WITH-UPDATEWORKDIR", uwd, 1)))
defer cfgFile.Close()
defer os.Remove(cfgFile.Name())
cmd := fmt.Sprintf("/usr/sbin/freebsd-update --not-running-from-cron -f %s -b %s --currently-running %s fetch",
cfgFile.Name(), jail.RootPath, jail.Config.Release)
err = executeCommandWithOutputToStdout(cmd)
if err != nil {
return err
@ -45,8 +48,10 @@ func updateJail(jail *Jail) error {
return err
}
// Get and write new release into config.json
// Get and write new release into config.json. Don't do that for fake jail (aka release updating)
if doUpdateVersion {
updateVersion(jail)
}
return nil
}
@ -56,6 +61,28 @@ func UpdateJail(args []string) {
var cj *Jail
var err error
// User is updateing a release, fake a jail
if len(gUpdateRelease) > 0 {
// get datastore mountpoing from datastore name
ds, err := getDatastoreFromArray(gUpdateReleaseDS, gDatastores)
if err != nil {
fmt.Printf("Error gettting datastore %s: %v\n", gUpdateReleaseDS, err)
return
}
rp := fmt.Sprintf("%s/releases/%s/root", ds.Mountpoint, gUpdateRelease)
fakeJail := Jail{RootPath: rp}
v, err := getVersion(&fakeJail)
if err != nil {
fmt.Printf("Error getting version of release %s: %v\n", gUpdateRelease, err)
return
}
fakeJail.Config.Release = v
if err = updateJail(&fakeJail, false); err != nil {
fmt.Printf("Error updating release %s: %v\n", gUpdateRelease, err)
}
return
}
for _, a := range args {
// Check if jail exist and is distinctly named
cj, err = getJailFromArray(a, []string{""}, gJails)
@ -83,7 +110,7 @@ func UpdateJail(args []string) {
fmt.Printf(" > Snapshot jail %s: OK\n", cj.Name)
fmt.Printf(" > Update jail %s\n", cj.Name)
err = updateJail(cj)
err = updateJail(cj, true)
if err != nil {
fmt.Printf("ERROR: %s\n", err.Error())
} else {