add 'bootcmd' like 'runcmd' to cloud-config syntax for running things early

1 files changed, 40 insertions, 0 deletions

diff --git a/cloudinit/CloudConfig/cc_bootcmd.py b/cloudinit/CloudConfig/cc_bootcmd.py
new file mode 100644
index 00000000..9eccfd78
--- /dev/null
+++ b/cloudinit/CloudConfig/cc_bootcmd.py
@@ -0,0 +1,40 @@
+# vi: ts=4 expandtab
+#
+#    Copyright (C) 2009-2011 Canonical Ltd.
+#
+#    Author: Scott Moser <scott.moser@canonical.com>
+#
+#    This program is free software: you can redistribute it and/or modify
+#    it under the terms of the GNU General Public License version 3, as
+#    published by the Free Software Foundation.
+#
+#    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, see <http://www.gnu.org/licenses/>.
+import cloudinit.util as util
+import subprocess
+import tempfile
+
+def handle(name,cfg,cloud,log,args):
+    if not cfg.has_key("bootcmd"):
+        return
+
+    try:
+        content = util.shellify(cfg["bootcmd"])
+        tmpf = tempfile.TemporaryFile()
+        tmpf.write(content)
+        tmpf.seek(0)
+    except:
+        log.warn("failed to shellify bootcmd")
+        raise
+    
+    try:
+        subprocess.check_call(['/bin/sh'], stdin=tmpf)
+        tmpf.close()
+    except:
+        log.warn("failed to run commands from bootcmd")
+        raise