backup functionality

functions/backup

@@ -5,7 +5,41 @@ function backup_help() {
   cat<<EOF
 commands:
     create    [servername]
-    destroy   [backup-name]
+    destroy   [servername] [backup-name]
-    list
+    list      [servername]
 EOF
 }
+
+function backup_create() {
+  checkBackupDir "${1}"
+
+  local backupdir="$(getValueByKey 'PODMAN_DIRECTORY')/${1}/backup"
+  local datadir="$(getValueByKey 'PODMAN_DIRECTORY')/${1}/data"
+
+  tar -czf "$backupdir/${1}-$(date '+%d-%m-%Y_%T').tar.gz" \
+  -C "$datadir" logs/ \
+  -C "$datadir" plugins/ \
+  -C "$datadir" crash-reports \
+  -C "$datadir" world/ \
+  -C "$datadir" world_nether/ \
+  -C "$datadir" world_the_end/
+}
+
+function backup_destroy() {
+  local backupdir="$(getValueByKey 'PODMAN_DIRECTORY')/${1}/backup"
+  if [[ ! -f "${backupdir}/${2}.tar.gz" ]]; then
+    log e "Backup ${2%} does not exist! Check again using '$(basename 0) backup list'"
+    exit 1
+  fi
+  rm "${backupdir}/${2}.tar.gz"
+}
+
+function backup_list() {
+  local backupdir="$(getValueByKey 'PODMAN_DIRECTORY')/${1}/backup"
+  local found_backups="$(find "$backupdir" -type f -print)"
+
+  log i "Found ${#found_backups[@]} backups:"
+  for backup in "${found_backups[@]}"; do
+    basename "${backup%%.*}"
+  done
+}

utils/helpers

@@ -109,3 +109,9 @@ function populateConfig() {
 
   jq "(.type=\"${runnertype}\")|(.build=${build})|(.software=\"${software}\")|(.release=\"${release}\")|(.version=\"${version}\")|(.podman_network=\"${network_name}\")" ${TEMPLATEDIR}/config.json > "${config}"
 }
+
+function checkBackupDir() {
+  if [[ ! -d "$(getValueByKey 'PODMAN_DIRECTORY')/${1}/backup" ]]; then
+    mkdir -p "$(getValueByKey 'PODMAN_DIRECTORY')/${1}/backup"
+  fi
+}