Setup backup server configuration for backup replication.

templates/home/backup/.ssh/config.j2

@@ -0,0 +1,7 @@
+{% for client in backup_clients %}
+Host {{ client }}
+    HostName {{ backup_host }}
+    Port {{ backup_ssh_port }}
+    User {{ backup_clients[client].owner }}
+    IdentityFile {{ backup_home }}/.ssh/{{ client }}
+{% endfor %}

templates/opt/backup/inst/cloud-server-backup.j2

@@ -0,0 +1,27 @@
+#!/bin/bash
+
+BORGUSER="{{ backup_owner }}";
+RUNFOLDER="{{ backup_storage }}";
+APPLIST="{{ backup_clients | json_query('*.app') | join(' ') }}"
+
+declare -A BORG_REPOSITORY_MAP
+{% for client in backup_clients %}
+BORG_REPOSITORY_MAP[{{ backup_clients[client].app }}]="{{ client }}"
+{% endfor %}
+
+declare -A BORG_USER_MAP
+{% for client in backup_clients %}
+BORG_USER_MAP[{{ backup_clients[client].app }}]="{{ backup_clients[client].owner }}"
+{% endfor %}
+
+for APP in $APPLIST;
+do
+    REPOLOCATION=${BORG_REPOSITORY_MAP[$APP]}
+    BORG_REPO_USER=${BORG_USER_MAP[$APP]}
+    REPOLOCATION="ssh://$BORG_REPO_USER@{{ backup_host }}:{{ backup_ssh_port }}/./$APP"
+    BORG_PASSPHRASE=$(cat {{ backup_key_folder }}/$APP)
+    sudo -H -u $BORGUSER bash -c '
+    BORG_PASSPHRASE='$BORG_PASSPHRASE';
+    REPOLOCATION='$REPOLOCATION';
+    borg list $REPOLOCATION'
+done