Add docstrings to any methods I touch

1 files changed, 9 insertions, 0 deletions

diff --git a/nova/compute/disk.py b/nova/compute/disk.py
index 925c20eee..61c9c077f 100644
--- a/nova/compute/disk.py
+++ b/nova/compute/disk.py
@@ -165,6 +165,11 @@ def inject_data(image, key=None, net=None, partition=None, execute=None):
 
 @defer.inlineCallbacks
 def _inject_key_into_fs(key, fs, execute=None):
+    """Add the given public ssh key to root's authorized_keys.
+    
+    key is an ssh key string.
+    fs is the path to the base of the filesystem into which to inject the key.
+    """
     sshdir = os.path.join(os.path.join(fs, 'root'), '.ssh')
     yield execute('sudo mkdir -p %s' % sshdir)  # existing dir doesn't matter
     yield execute('sudo chown root %s' % sshdir)
@@ -175,6 +180,10 @@ def _inject_key_into_fs(key, fs, execute=None):
 
 @defer.inlineCallbacks
 def _inject_net_into_fs(net, fs, execute=None):
+    """Inject /etc/network/interfaces into the filesystem rooted at fs.
+
+    net is the contents of /etc/network/interfaces.
+    """
     netdir = os.path.join(os.path.join(fs, 'etc'), 'network')
     yield execute('sudo mkdir -p %s' % netdir)  # existing dir doesn't matter
     yield execute('sudo chown root:root %s' % netdir)