merge from mainline

[dak.git] / config / debian / extensions.py

diff --git a/config/debian/extensions.py b/config/debian/extensions.py
index d586d4d0014f50d17707685681a9cc6cb30757f0..acc1947bfa69f510fb7380aee6ba2b49208d4b14 100644 (file)
--- a/config/debian/extensions.py
+++ b/config/debian/extensions.py
@@ -1,4 +1,8 @@
-import sys, os
+import sys, os, textwrap
+
+import apt_pkg
+import daklib.utils, daklib.database
+import syck
 
 # This function and its data should move into daklib/extensions.py
 # or something.
@@ -17,6 +21,75 @@ def replace_dak_function(module,name):
        return f
     return x
 
+def check_transition():
+    changes = dak_module.changes
+    reject = dak_module.reject
+    Cnf = dak_module.Cnf
+
+    sourcepkg = changes["source"]
+
+    # No sourceful upload -> no need to do anything else, direct return
+    if "source" not in changes["architecture"]:
+        return
+
+    # Also only check if there is a file defined (and existant) with 
+    # checks.
+    transpath = Cnf.get("Dinstall::Reject::ReleaseTransitions", "")
+    if transpath == "" or not os.path.exists(transpath):
+        return
+    
+    # Parse the yaml file
+    sourcefile = file(transpath, 'r')
+    sourcecontent = sourcefile.read()
+    try:
+        transitions = syck.load(sourcecontent)
+    except syck.error, msg:
+        # This shouldn't happen, there is a wrapper to edit the file which
+        # checks it, but we prefer to be safe than ending up rejecting
+       # everything.
+        daklib.utils.warn("Not checking transitions, the transitions file is broken: %s." % (msg))
+        return
+
+    # Now look through all defined transitions
+    for trans in transitions:
+        t = transitions[trans]
+        source = t["source"]
+        expected = t["new"]
+
+        # Will be None if nothing is in testing.
+        current = daklib.database.get_suite_version(source, "testing")
+        if current is not None:
+            compare = apt_pkg.VersionCompare(current, expected)
+
+        if current is None or compare < 0:
+            # This is still valid, the current version in testing is older than
+            # the new version we wait for, or there is none in testing yet
+
+            # Check if the source we look at is affected by this.
+            if sourcepkg in t['packages']:
+                # The source is affected, lets reject it.
+
+               rejectmsg = "%s: part of the %s transition.\n\n" % (
+                       sourcepkg, trans)
+
+               if current is not None:
+                   currentlymsg = "at version %s" % (current)
+               else:
+                   currentlymsg = "not present in testing"
+
+               rejectmsg += "Transition description: %s\n\n" % (t["reason"])
+
+               rejectmsg += "\n".join(textwrap.wrap("""Your package
+is part of a testing transition designed to get %s migrated (it is
+currently %s, we need version %s).  This transition is managed by the
+Release Team, and %s is the Release-Team member responsible for it.
+Please mail debian-release@lists.debian.org or contact %s directly if you
+need further assistance."""
+                       % (source, currentlymsg, expected,t["rm"], t["rm"])))
+
+                reject(rejectmsg + "\n")
+                return
+
 @replace_dak_function("process-unchecked", "check_signed_by_key")
 def check_signed_by_key(oldfn):
     changes = dak_module.changes
@@ -35,6 +108,8 @@ def check_signed_by_key(oldfn):
 
     oldfn()
 
+    check_transition()
+
 def init(name):
     global replaced_funcs