formolcli/pkg/backup/root.go

59 lines
1.7 KiB
Go

package backup
import (
"fmt"
formolv1alpha1 "github.com/desmo999r/formol/api/v1alpha1"
"github.com/desmo999r/formolcli/pkg/restic"
"github.com/desmo999r/formolcli/pkg/session"
"github.com/go-logr/logr"
"github.com/go-logr/zapr"
"go.uber.org/zap"
"io/ioutil"
"os"
"os/exec"
)
var (
pg_dumpExec = "/usr/bin/pg_dump"
logger logr.Logger
)
func init() {
zapLog, _ := zap.NewDevelopment()
logger = zapr.NewLogger(zapLog)
}
func BackupVolume(tag string, paths []string) error {
log := logger.WithName("backup-volume")
state := formolv1alpha1.Success
output, err := restic.BackupPaths(tag, paths)
var snapshotId string
if err != nil {
log.Error(err, "unable to backup volume", "output", string(output))
state = formolv1alpha1.Failure
} else {
snapshotId = restic.GetBackupResults(output)
}
session.BackupSessionUpdateTargetStatus(state, snapshotId)
return err
}
func BackupPostgres(file string, hostname string, database string, username string, password string) error {
log := logger.WithName("backup-postgres")
pgpass := []byte(fmt.Sprintf("%s:*:%s:%s:%s", hostname, database, username, password))
if err := ioutil.WriteFile("/output/.pgpass", pgpass, 0600); err != nil {
log.Error(err, "unable to write password to /output/.pgpass")
return err
}
defer os.Remove("/output/.pgpass")
cmd := exec.Command(pg_dumpExec, "--format=custom", "--clean", "--create", "--file", file, "--host", hostname, "--dbname", database, "--username", username, "--no-password")
cmd.Env = append(os.Environ(), "PGPASSFILE=/output/.pgpass")
output, err := cmd.CombinedOutput()
log.V(1).Info("postgres backup output", "output", string(output))
if err != nil {
log.Error(err, "something went wrong during the backup")
return err
}
return nil
}