doc: sort releases by date and version

Signed-off-by: Noah Watkins <noahwatkins@gmail.com>

diff --git a/doc/_ext/ceph_releases.py b/doc/_ext/ceph_releases.py
index acaa38f1ad1a0eb8591bdc15facb9b57484b55ee..bf6dd97f5a553c4096c9ba575bcedc47731e9517 100644 (file)
--- a/doc/_ext/ceph_releases.py
+++ b/doc/_ext/ceph_releases.py
@@ -70,7 +70,7 @@ class CephReleases(Directive):
             trow += entry
 
             sorted_releases = sorted(info["releases"],
-                    key=lambda t: t["released"])
+                    key=lambda t: [t["released"]] + list(map(lambda v: int(v), t["version"].split("."))))
             oldest_release = sorted_releases[0]
             newest_release = sorted_releases[-1]