From 37dc8be78d0f8e53335311de9365547f4ea40afa Mon Sep 17 00:00:00 2001
From: ViViDboarder <ViViDboarder@gmail.com>
Date: Thu, 16 Jan 2020 12:05:03 -0800
Subject: [PATCH] Add scripts and new Dockerfile for SQLite backups

---
 helper-scripts/Readme.md                          |  3 +++
 helper-scripts/sqlite-scripts/Dockerfile          | 15 +++++++++++++++
 helper-scripts/sqlite-scripts/Readme.md           |  3 +++
 .../sqlite-scripts/backup/after/post-backup.sh    |  6 ++++++
 .../sqlite-scripts/backup/before/pre-backup.sh    |  6 ++++++
 .../sqlite-scripts/restore/after/post-restore.sh  |  6 ++++++
 .../sqlite-scripts/restore/before/pre-restore.sh  |  3 +++
 7 files changed, 42 insertions(+)
 create mode 100644 helper-scripts/Readme.md
 create mode 100644 helper-scripts/sqlite-scripts/Dockerfile
 create mode 100644 helper-scripts/sqlite-scripts/Readme.md
 create mode 100755 helper-scripts/sqlite-scripts/backup/after/post-backup.sh
 create mode 100755 helper-scripts/sqlite-scripts/backup/before/pre-backup.sh
 create mode 100755 helper-scripts/sqlite-scripts/restore/after/post-restore.sh
 create mode 100755 helper-scripts/sqlite-scripts/restore/before/pre-restore.sh

diff --git a/helper-scripts/Readme.md b/helper-scripts/Readme.md
new file mode 100644
index 0000000..2acbeb5
--- /dev/null
+++ b/helper-scripts/Readme.md
@@ -0,0 +1,3 @@
+# Helper Scripts
+
+These are some pre-written pre/post backup/restore scripts that can be used for some common usecases. Eg. Backing up a SQLite database.
diff --git a/helper-scripts/sqlite-scripts/Dockerfile b/helper-scripts/sqlite-scripts/Dockerfile
new file mode 100644
index 0000000..847c9ed
--- /dev/null
+++ b/helper-scripts/sqlite-scripts/Dockerfile
@@ -0,0 +1,15 @@
+FROM vividboarder/docker-duplicity-cron
+MAINTAINER ViViDboarder <vividboarder@gmail.com>
+
+# Install SQLite
+RUN apt-get update \
+        && apt-get install -y --no-install-recommends sqlite3 \
+        && apt-get clean \
+        && rm -rf /var/apt/lists/*
+
+# Copy SQLite backup scripts
+COPY ./backup /scripts/backup
+COPY ./restore /scripts/restore
+
+# Env that points to sqlite db
+ENV DB_PATH /data/db.sqlite3
diff --git a/helper-scripts/sqlite-scripts/Readme.md b/helper-scripts/sqlite-scripts/Readme.md
new file mode 100644
index 0000000..885754b
--- /dev/null
+++ b/helper-scripts/sqlite-scripts/Readme.md
@@ -0,0 +1,3 @@
+# SQLite Backup Scripts
+
+Add these to your image and then set an env variable `$DB_PATH` that points to the database file you wish to backup. This will use the proper SQLite backup command for backups.
diff --git a/helper-scripts/sqlite-scripts/backup/after/post-backup.sh b/helper-scripts/sqlite-scripts/backup/after/post-backup.sh
new file mode 100755
index 0000000..ff58dea
--- /dev/null
+++ b/helper-scripts/sqlite-scripts/backup/after/post-backup.sh
@@ -0,0 +1,6 @@
+set -e
+
+cd /data
+
+# Remove backed up copy
+rm "$DB_PATH.bak"
diff --git a/helper-scripts/sqlite-scripts/backup/before/pre-backup.sh b/helper-scripts/sqlite-scripts/backup/before/pre-backup.sh
new file mode 100755
index 0000000..39a569f
--- /dev/null
+++ b/helper-scripts/sqlite-scripts/backup/before/pre-backup.sh
@@ -0,0 +1,6 @@
+set -e
+
+cd /data
+
+# Dump the SQLite database
+sqlite3 "$DB_PATH" ".backup $DB_PATH.bak"
diff --git a/helper-scripts/sqlite-scripts/restore/after/post-restore.sh b/helper-scripts/sqlite-scripts/restore/after/post-restore.sh
new file mode 100755
index 0000000..65f246e
--- /dev/null
+++ b/helper-scripts/sqlite-scripts/restore/after/post-restore.sh
@@ -0,0 +1,6 @@
+set -e
+
+cd /data
+
+# Restore the backedup database
+mv "$DB_PATH.bak" "$DB_PATH"
diff --git a/helper-scripts/sqlite-scripts/restore/before/pre-restore.sh b/helper-scripts/sqlite-scripts/restore/before/pre-restore.sh
new file mode 100755
index 0000000..ea3e3e4
--- /dev/null
+++ b/helper-scripts/sqlite-scripts/restore/before/pre-restore.sh
@@ -0,0 +1,3 @@
+set -e
+
+# Don't really need to do anything here