1 files changed, 55 insertions, 0 deletions
diff --git a/src/jarabe/service/logsmanager.py b/src/jarabe/service/logsmanager.py
new file mode 100644
index 0000000..9360211
--- /dev/null
+++ b/src/jarabe/service/logsmanager.py
@@ -0,0 +1,55 @@
+# Copyright (C) 2007 Red Hat, Inc.
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+
+import os
+import time
+
+from sugar import env
+
+_MAX_BACKUP_DIRS = 3
+
+def setup():
+    """Clean up the log directory, moving old logs into a numbered backup
+    directory.  We only keep `_MAX_BACKUP_DIRS` of these backup directories
+    around; the rest are removed."""
+    logs_dir = env.get_logs_path()
+    if not os.path.isdir(logs_dir):
+        os.makedirs(logs_dir)
+
+    backup_logs = []
+    backup_dirs = []
+    for f in os.listdir(logs_dir):
+        path = os.path.join(logs_dir, f)
+        if os.path.isfile(path):
+            backup_logs.append(f)
+        elif os.path.isdir(path):
+            backup_dirs.append(path)    
+
+    if len(backup_dirs) > _MAX_BACKUP_DIRS:
+        backup_dirs.sort()
+        root = backup_dirs[0]
+        for f in os.listdir(root):
+            os.remove(os.path.join(root, f))
+        os.rmdir(root)
+
+    if len(backup_logs) > 0:
+        name = str(int(time.time()))
+        backup_dir = os.path.join(logs_dir, name)
+        os.mkdir(backup_dir)
+        for log in backup_logs:
+            source_path = os.path.join(logs_dir, log)
+            dest_path = os.path.join(backup_dir, log)
+            os.rename(source_path, dest_path)