Initial refactoring

Renamed rhizomatica_base_system to rhizo_base
Split up the init.pp in different subclasses
More work to follow

modules/rhizo_base/files/bin/pg_backup_rotated.sh

@@ -0,0 +1,112 @@
+#!/bin/bash
+
+# Username to connect to database as.  Will default to "postgres" if none specified.
+USERNAME=postgres
+
+# This dir will be created if it doesn't exist.  This must be writable by the user the script is
+# running as.
+BACKUP_DIR=/var/rhizo_backups/postgresql/
+
+# Will produce a custom-format backup if set to "yes"
+ENABLE_CUSTOM_BACKUPS=yes
+
+# Will produce a gzipped plain-format backup if set to "yes"
+ENABLE_PLAIN_BACKUPS=yes
+
+# Which day to take the weekly backup from (1-7 = Monday-Sunday)
+DAY_OF_WEEK_TO_KEEP=6
+
+# Number of days to keep daily backups
+DAYS_TO_KEEP=7
+
+# How many weeks to keep weekly backups
+WEEKS_TO_KEEP=5
+
+
+function perform_backups()
+{
+    SUFFIX=$1
+    FINAL_BACKUP_DIR=$BACKUP_DIR"`date +\%Y-\%m-\%d`$SUFFIX/"
+
+    echo "Making backup directory in $FINAL_BACKUP_DIR"
+
+    if ! mkdir -p $FINAL_BACKUP_DIR; then
+        echo "Cannot create backup directory in $FINAL_BACKUP_DIR. Go and fix it!" 1>&2
+        exit 1;
+    fi;
+
+
+    ###########################
+    ###### FULL BACKUPS #######
+    ###########################
+
+    FULL_BACKUP_QUERY="select datname from pg_database where not datistemplate and datallowconn order by datname;"
+
+    echo -e "\n\nPerforming full backups"
+    echo -e "--------------------------------------------\n"
+
+    for DATABASE in `psql -U "$USERNAME" -At -c "$FULL_BACKUP_QUERY" postgres`
+    do
+        if [ $ENABLE_PLAIN_BACKUPS = "yes" ]
+        then
+            echo "Plain backup of $DATABASE"
+
+            if ! pg_dump -Fp -U "$USERNAME" "$DATABASE" | gzip > $FINAL_BACKUP_DIR"$DATABASE".sql.gz.in_progress; then
+                echo "[!!ERROR!!] Failed to produce plain backup database $DATABASE" 1>&2
+            else
+                mv $FINAL_BACKUP_DIR"$DATABASE".sql.gz.in_progress $FINAL_BACKUP_DIR"$DATABASE".sql.gz
+            fi
+        fi
+
+        if [ $ENABLE_CUSTOM_BACKUPS = "yes" ]
+        then
+            echo "Custom backup of $DATABASE"
+
+            if ! pg_dump -Fc -U "$USERNAME" "$DATABASE" -f $FINAL_BACKUP_DIR"$DATABASE".custom.in_progress; then
+                echo "[!!ERROR!!] Failed to produce custom backup database $DATABASE"
+            else
+                mv $FINAL_BACKUP_DIR"$DATABASE".custom.in_progress $FINAL_BACKUP_DIR"$DATABASE".custom
+            fi
+        fi
+
+    done
+
+    echo -e "\nAll database backups complete!"
+}
+
+# MONTHLY BACKUPS
+
+DAY_OF_MONTH=`date +%d`
+
+if [ $DAY_OF_MONTH -eq 1 ];
+then
+    # Delete all expired monthly directories
+    find $BACKUP_DIR -maxdepth 1 -name "*-monthly" -exec rm -rf '{}' ';'
+
+    perform_backups "-monthly"
+
+    exit 0;
+fi
+
+# WEEKLY BACKUPS
+
+DAY_OF_WEEK=`date +%u` #1-7 (Monday-Sunday)
+EXPIRED_DAYS=`expr $((($WEEKS_TO_KEEP * 7) + 1))`
+
+if [ $DAY_OF_WEEK = $DAY_OF_WEEK_TO_KEEP ];
+then
+    # Delete all expired weekly directories
+    find $BACKUP_DIR -maxdepth 1 -mtime +$EXPIRED_DAYS -name "*-weekly" -exec rm -rf '{}' ';'
+
+    perform_backups "-weekly"
+
+    exit 0;
+fi
+
+# DAILY BACKUPS
+
+# Delete daily backups 7 days old or more
+find $BACKUP_DIR -maxdepth 1 -mtime +$DAYS_TO_KEEP -name "*-daily" -exec rm -rf '{}' ';'
+
+perform_backups "-daily"
+