From a7bb43458ea3a6b7cc367a35013af8c313f4fef4 Mon Sep 17 00:00:00 2001
From: Silvio Rhatto <rhatto@riseup.net>
Date: Thu, 28 Jun 2012 11:53:41 -0300
Subject: Unifying database restoration with hydra_backup_restore_database

---
 lib/hydra/backup | 34 ++++++++++++++++++++++++++++++++++
 1 file changed, 34 insertions(+)

(limited to 'lib/hydra/backup')

diff --git a/lib/hydra/backup b/lib/hydra/backup
index e3edf50..0209570 100644
--- a/lib/hydra/backup
+++ b/lib/hydra/backup
@@ -87,3 +87,37 @@ function hydra_backup_environment_remote {
   DB_DUMP_BASE="$RESTOREDIR/var/backups/mysql/sqldump/"
   mkdir -p $RESTOREDIR
 }
+
+# Restore a database
+function hydra_backup_restore_database {
+  DATABASE="$1"
+
+  if [ -z "$DATABASE" ]; then
+    return
+  fi
+
+  # Check if there are database dumps
+  if [ -f "$DB_DUMP_BASE/$DATABASE.sql.gz" ]; then
+    DB_DUMP_EXT=".gz"
+    DB_DUMP_EXTRACT="gunzip"
+  elif [ -f "$DB_DUMP_BASE/$DATABASE.sql.bz2" ]; then
+    DB_DUMP_EXT=".bz2"
+    DB_DUMP_EXTRACT="bunzip2"
+  elif [ -f "$DB_DUMP_BASE/$DATABASE.sql" ]; then
+    DB_DUMP_EXT=""
+    DB_DUMP_EXTRACT="true"
+  fi
+  
+  # Restore database
+  if [ ! -z "$DB_DUMP_EXT" ]; then
+    echo "Restoring database $DATABASE..."
+    hydra_set_tmpfile $DATABASE -d
+    cp $DB_DUMP_BASE/$DATABASE.sql$DB_DUMP_EXT $TMPWORK
+    ( cd $TMPWORK && $DB_DUMP_EXTRACT $DATABASE.sql$DB_DUMP_EXT )
+    hydra_truncate_database $DATABASE
+    mysql $DATABASE < $TMPWORK/$DATABASE.sql
+    hydra_unset_tmpfile $TMPWORK
+  else
+    echo "Database should be manually restored"
+  fi
+}
-- 
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