commit c19cb3cd2756ba830edd92158a2913beaa6e24aa
Author: Sébastien Luttringer <seblu@seblu.net>
Date:   Sun Mar 26 16:35:13 2017 +0200

    Arch support

diff --git a/src/ceph-detect-init/ceph_detect_init/__init__.py b/src/ceph-detect-init/ceph_detect_init/__init__.py
index a2bcc7cf27..ca2f2d7975 100644
--- a/src/ceph-detect-init/ceph_detect_init/__init__.py
+++ b/src/ceph-detect-init/ceph_detect_init/__init__.py
@@ -13,6 +13,7 @@
 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 # GNU Library Public License for more details.
 #
+from ceph_detect_init import arch
 from ceph_detect_init import centos
 from ceph_detect_init import debian
 from ceph_detect_init import exc
@@ -21,6 +22,7 @@ from ceph_detect_init import rhel
 from ceph_detect_init import suse
 import logging
 import platform
+import os
 
 
 def get(use_rhceph=False):
@@ -49,6 +51,7 @@ def _get_distro(distro, use_rhceph=False):
 
     distro = _normalized_distro_name(distro)
     distributions = {
+        'arch': arch,
         'debian': debian,
         'ubuntu': debian,
         'linuxmint': debian,
@@ -75,6 +78,8 @@ def _normalized_distro_name(distro):
         return 'suse'
     elif distro.startswith('centos'):
         return 'centos'
+    elif distro.startswith('arch'):
+        return 'arch'
     return distro
 
 
@@ -103,6 +108,8 @@ def platform_information():
             else:
                 codename = major
 
+    elif os.path.exists("/etc/arch-release"):
+        return ("arch", None, "arch")
     return (
         str(distro).rstrip(),
         str(release).rstrip(),
diff --git a/src/ceph-detect-init/ceph_detect_init/arch/__init__.py b/src/ceph-detect-init/ceph_detect_init/arch/__init__.py
new file mode 100644
index 0000000000..425ce50bb2
--- /dev/null
+++ b/src/ceph-detect-init/ceph_detect_init/arch/__init__.py
@@ -0,0 +1,11 @@
+distro = None
+release = None
+codename = None
+
+
+def choose_init():
+    """Select a init system
+
+    Returns the name of a init system (upstart, sysvinit ...).
+    """
+    return 'systemd'