Major Enhancements (#20)

* Fix program for html websites, need to handle errors for non-local sites though.

* Add message that the main program is starting since node-modules does not show anything.

* Go ahead and give DB a bump.

* Fix warning in DB log and NC not having enough power sometimes.

* Fix errors in DB log.

* This command uses the root account, not nextcloud.

* Add example CRON file.

* Specify that the host network should be used.

* Specify that the host network should be used.

* Recommend daily reset of the photos library.

* Add another package the container is missing.

* Add a backup script for the project directory.

* Fix a typo.

* Improve example file and add the backup job.

* Add an example of pulling the backup file.

* Give the zip a temporary filename while being built.

* Always get the full path, relative path does not work well when not in `.`.

* Remove extra newline.

* Prevent doing large uploads on a micro Nextcloud instance.

* Change how bz2 gets installed.

* More trying to fix the annoying bz2 warning.

* Remove "bad" package.

* Use a temporary filename during transfer.

* Bump CPUs up just a bit more for Nextcloud to avoid sync errors.

* Be more explicit with instructions.

bin/backup.sh

@@ -0,0 +1,43 @@
+#!/usr/bin/env bash
+# 2024-01-29 Hyperling
+# Create a backup file with a generic name for polling.
+
+DIR="$(dirname -- "${BASH_SOURCE[0]}")"
+PROG="$(basename -- "${BASH_SOURCE[0]}")"
+echo "$DIR/$PROG"
+source $DIR/../source.env
+
+## Variables ##
+
+file="/tmp/Backup.zip"
+time="`which time`"
+
+## Main ##
+
+# Remove the last backup.
+if [[ -e $file ]]; then
+	echo "`date` - Removing existing file."
+	rm -fv $file
+fi
+
+echo -e "\n`date` - Take down services for a cold backup."
+manage.sh -d
+
+echo -e "\n`date` - Create the backup for '$DOCKER_HOME'."
+cd $DOCKER_HOME
+$time zip -r $file.tmp . 1>/dev/null
+mv -v $file.tmp $file
+
+echo -e "\n`date` - Done with zipping, check size."
+ls -sh $file
+
+echo -e "\n`date` - Ensure other users can access the file."
+chmod -v 755 $file
+
+echo -e "\n`date` - Bring services back up."
+manage.sh -u
+
+## Finish ##
+
+echo -e "\n`date` - Done!"
+exit 0

bin/manage.sh

@@ -70,7 +70,7 @@ function check_container() {
 	# Ensure a container which will be accessed is either running or starting.
 	# Parameters:
 	#   1) CONTAINER, either as ID or Name.
-	#   2) WHy the container is being checked.
+	#   2) Why the container is being checked.
 	container_to_check="$1"
 	reason_to_check="$2"
 
@@ -111,9 +111,9 @@ fi
 
 # Script will behave poorly if not run with admin privileges.
 if [[ $LOGNAME != "root" ]]; then
-	echo    "*************************************************************"
-	echo    "WARNING: Script is intended for root. Please su or sudo/doas."
-	echo -e "*************************************************************\n"
+	echo "*************************************************************"
+	echo "WARNING: Script is intended for root. Please su or sudo/doas."
+	echo "*************************************************************"
 fi
 
 # Options which only work if the container exists or is going to be started.

bin/pull_backup.example.sh

@@ -0,0 +1,34 @@
+#!/usr/bin/env bash
+# 2024-01-29 Hyperling
+# Example of how to pull the polled Backip.zip file. This would be placed on
+# the machine holding the backups in the directory that it should land.
+
+DIR="$(dirname -- "${BASH_SOURCE[0]}")"
+PROG="$(basename -- "${BASH_SOURCE[0]}")"
+echo "$DIR/$PROG"
+
+## Variables ##
+
+DATE="`date '+%Y%m%d'`"
+NEWFILE="$DIR/Backup_${DATE}.zip"
+LATEST="`ls $DIR/Backup_*.zip | sort -r | head -n 1`"
+
+## Main ##
+
+echo "`date` - Creating '$NEWFILE'."
+scp -P 4022 user@example.com:/tmp/Backup.zip $NEWFILE.tmp
+mv -v $NEWFILE.tmp $NEWFILE
+
+## Validation ##
+
+# TBD: Can make this fancier, such as doing a real comparison for size growth.
+
+echo "`date` - New backup's size:"
+du -h $NEWFILE
+
+echo "`date` - Previous backup's size:"
+du -h $LATEST
+
+## Finish ##
+
+exit 0