add DragonFlyBSD support (#904)

- Mostly based on FreeBSD, the main exception is that
  `find_devs_with_on_freebsd` does not work.
- Since we cannot get the CDROM or the partition labels,
  `find_devs_with_on_dragonflybsd()` has a more naive approach and
  returns all the block devices.

2 files changed, 9 insertions, 0 deletions

diff --git a/cloudinit/config/cc_growpart.py b/cloudinit/config/cc_growpart.py
index 9f338ad1..9f5525a1 100644
--- a/cloudinit/config/cc_growpart.py
+++ b/cloudinit/config/cc_growpart.py
@@ -224,6 +224,10 @@ def device_part_info(devpath):
         freebsd_part = "/dev/" + util.find_freebsd_part(devpath)
         m = re.search('^(/dev/.+)p([0-9])$', freebsd_part)
         return (m.group(1), m.group(2))
+    elif util.is_DragonFlyBSD():
+        dragonflybsd_part = "/dev/" + util.find_dragonflybsd_part(devpath)
+        m = re.search('^(/dev/.+)s([0-9])$', dragonflybsd_part)
+        return (m.group(1), m.group(2))
 
     if not os.path.exists(syspath):
         raise ValueError("%s had no syspath (%s)" % (devpath, syspath))
diff --git a/cloudinit/config/cc_resizefs.py b/cloudinit/config/cc_resizefs.py
index 9afbb847..990a6939 100644
--- a/cloudinit/config/cc_resizefs.py
+++ b/cloudinit/config/cc_resizefs.py
@@ -85,6 +85,10 @@ def _resize_zfs(mount_point, devpth):
     return ('zpool', 'online', '-e', mount_point, devpth)
 
 
+def _resize_hammer2(mount_point, devpth):
+    return ('hammer2', 'growfs', mount_point)
+
+
 def _can_skip_resize_ufs(mount_point, devpth):
     # possible errors cases on the code-path to growfs -N following:
     # https://github.com/freebsd/freebsd/blob/HEAD/sbin/growfs/growfs.c
@@ -113,6 +117,7 @@ RESIZE_FS_PREFIXES_CMDS = [
     ('xfs', _resize_xfs),
     ('ufs', _resize_ufs),
     ('zfs', _resize_zfs),
+    ('hammer2', _resize_hammer2),
 ]
 
 RESIZE_FS_PRECHECK_CMDS = {