add restic hook for gitea

roles/restic/files/hooks/gitea.sh

@@ -0,0 +1,49 @@
+#!/bin/bash
+
+set -e
+
+PATH="$PATH:/usr/local/bin:/usr/sbin:/sbin"
+
+GITEA_USER=${GITEA_USER:-git}
+GITEA_CONFIG=${GITEA_CONFIG:-/etc/gitea/app.ini}
+GITEA_WORK_PATH=${GITEA_WORK_PATH:-/var/lib/gitea}
+GITEA_CUSTOM_PATH=${GITEA_CUSTOM_PATH:-$GITEA_WORK_PATH/custom}
+GITEA_BACKUP_PATH=${GITEA_BACKUP_PATH:-$GITEA_WORK_PATH/backup}
+GITEA_KEEP_DAYS=${GITEA_KEEP_DAYS:-7}
+
+prereq() {
+    if ! systemctl list-units --full --all | grep -Fq "gitea.service"; then
+        printf "gitea.service unit does not exit\n"
+        exit 1
+    fi
+
+    if (( EUID != 0 )); then
+        printf "must be run as root\n"
+        exit 1
+    fi
+}
+
+main() {
+    prereq
+
+    if [ "$1" == "pre" ]; then
+        pushd "$GITEA_BACKUP_PATH" > /dev/null || printf "could not chdir to %s\n" "$GITEA_BACKUP_PATH"
+        printf "gitea dump started\n"
+        runuser -u "$GITEA_USER" -- \
+            gitea dump \
+            --config "$GITEA_CONFIG" \
+            --work-path "$GITEA_WORK_PATH" \
+            --custom-path "$GITEA_CUSTOM_PATH" > /dev/null
+        printf "gitea dump complete\n"
+        popd > /dev/null || printf "could not chdir to %s\n" "$OLDPWD"
+    elif [ "$1" == "post" ]; then
+        printf "purging gitea backups\n"
+        find "$GITEA_BACKUP_PATH" \
+            -type f \
+            -name '*.zip' \
+            -mtime "+$GITEA_KEEP_DAYS" \
+            -delete
+    fi
+}
+
+main "$@"

roles/restic/files/hooks/minecraft.sh

@@ -1,10 +1,20 @@
 #!/bin/bash
 
+set -e
+
 SERVICE=minecraft.service
 VAR_DIR=/opt/minecraft/var
 WAIT=30
 VERBOSE=${VERBOSE:-4}
 
+prereq() {
+    local service=$1
+    if ! systemctl list-units --full --all | grep -Fq "$service"; then
+        printf "%s unit does not exit\n" "$service"
+        exit 1
+    fi
+}
+
 error_exit() {
     printf "%s\n" "$1" >&2
     exit 1
@@ -75,6 +85,8 @@ open_files() {
 
 
 main() {
+    prereq "$SERVICE"
+
     if [ "$1" == "pre" ]; then
         printf "stopping %s\n" $SERVICE
         if ! stop_server $SERVICE; then

roles/restic/files/restic-job.sh

@@ -64,6 +64,7 @@ counter=0
 sleep=1
 rc=1
 
+printf "restic started\n"
 until [ $counter -eq "$MAX_ATTEMPTS" ] || [ $rc -eq 0 ]; do
     if [ -r "$EXCLUDE_PATH" ]; then
         $NICE "$RESTIC_PATH" backup -q --exclude-file="${EXCLUDE_PATH}" "${PATHS}"
@@ -81,6 +82,7 @@ until [ $counter -eq "$MAX_ATTEMPTS" ] || [ $rc -eq 0 ]; do
 
     (( counter++ ))
 done
+printf "restic complete\n"
 
 if [ $rc -ne 0 ] && [ $counter -eq "$MAX_ATTEMPTS" ]; then
   printf "restic job timed out, exiting\n"

roles/util/defaults/main.yaml

@@ -26,6 +26,10 @@ util_packages:
   misc:
     - tmux
     - moreutils
+  utils:
+    - unzip
+    - p7zip
+    - p7zip-full
   security:
     - gnupg
     - pass