From bf3c3bb2f5f443aa44a0ff85037861b73c3aad65 Mon Sep 17 00:00:00 2001
From: Scott Moser <smoser@ubuntu.com>
Date: Tue, 13 Nov 2012 15:25:57 -0500
Subject: make migrator walk the "cloud" path also

the migrator was not renaming items in the "cloud" semaphore path.
Those were items that would run once only.

Now we just check both ipath('sem') and cpath('sem')
---
 cloudinit/config/cc_migrator.py | 64 +++++++++++++++++++++--------------------
 1 file changed, 33 insertions(+), 31 deletions(-)

(limited to 'cloudinit')

diff --git a/cloudinit/config/cc_migrator.py b/cloudinit/config/cc_migrator.py
index 58232fc9..facaa538 100644
--- a/cloudinit/config/cc_migrator.py
+++ b/cloudinit/config/cc_migrator.py
@@ -28,48 +28,50 @@ frequency = PER_ALWAYS
 
 
 def _migrate_canon_sems(cloud):
-    sem_path = cloud.paths.get_ipath('sem')
-    if not sem_path or not os.path.exists(sem_path):
-        return 0
+    paths = (cloud.paths.get_ipath('sem'), cloud.paths.get_cpath('sem'))
     am_adjusted = 0
-    for p in os.listdir(sem_path):
-        full_path = os.path.join(sem_path, p)
-        if os.path.isfile(full_path):
-            (name, ext) = os.path.splitext(p)
-            canon_name = helpers.canon_sem_name(name)
-            if canon_name != name:
-                new_path = os.path.join(sem_path, canon_name + ext)
-                shutil.move(full_path, new_path)
-                am_adjusted += 1
+    for sem_path in paths:
+        if not sem_path or not os.path.exists(sem_path):
+            continue
+        for p in os.listdir(sem_path):
+            full_path = os.path.join(sem_path, p)
+            if os.path.isfile(full_path):
+                (name, ext) = os.path.splitext(p)
+                canon_name = helpers.canon_sem_name(name)
+                if canon_name != name:
+                    new_path = os.path.join(sem_path, canon_name + ext)
+                    shutil.move(full_path, new_path)
+                    am_adjusted += 1
     return am_adjusted
 
 
 def _migrate_legacy_sems(cloud, log):
-    sem_path = cloud.paths.get_ipath('sem')
-    if not sem_path or not os.path.exists(sem_path):
-        return
     legacy_adjust = {
         'apt-update-upgrade': [
             'apt-configure',
             'package-update-upgrade-install',
         ],
     }
-    sem_helper = helpers.FileSemaphores(sem_path)
-    for (mod_name, migrate_to) in legacy_adjust.items():
-        possibles = [mod_name, helpers.canon_sem_name(mod_name)]
-        old_exists = []
-        for p in os.listdir(sem_path):
-            (name, _ext) = os.path.splitext(p)
-            if name in possibles and os.path.isfile(p):
-                old_exists.append(p)
-        for p in old_exists:
-            util.del_file(os.path.join(sem_path, p))
-            (_name, freq) = os.path.splitext(p)
-            for m in migrate_to:
-                log.debug("Migrating %s => %s with the same frequency",
-                          p, m)
-                with sem_helper.lock(m, freq):
-                    pass
+    paths = (cloud.paths.get_ipath('sem'), cloud.paths.get_cpath('sem'))
+    for sem_path in paths:
+        if not sem_path or not os.path.exists(sem_path):
+            continue
+        sem_helper = helpers.FileSemaphores(sem_path)
+        for (mod_name, migrate_to) in legacy_adjust.items():
+            possibles = [mod_name, helpers.canon_sem_name(mod_name)]
+            old_exists = []
+            for p in os.listdir(sem_path):
+                (name, _ext) = os.path.splitext(p)
+                if name in possibles and os.path.isfile(p):
+                    old_exists.append(p)
+            for p in old_exists:
+                util.del_file(os.path.join(sem_path, p))
+                (_name, freq) = os.path.splitext(p)
+                for m in migrate_to:
+                    log.debug("Migrating %s => %s with the same frequency",
+                              p, m)
+                    with sem_helper.lock(m, freq):
+                        pass
 
 
 def handle(name, cfg, cloud, log, _args):
-- 
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