dinstall

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

diff --git a/config/debian/extensions.py b/config/debian/extensions.py
index 7e418db3231fcf0d64f7eebf1dc23c01205209f1..0bb51bd7e8d6281f776a578efb0a95c1fd3b4796 100644 (file)
--- a/config/debian/extensions.py
+++ b/config/debian/extensions.py
@@ -1,40 +1,100 @@
-import sys, os
+import sys, os, textwrap
 
-# This function and its data should move into daklib/extensions.py
-# or something.
-replaced_funcs = {}
-replace_funcs = {}
-def replace_dak_function(module,name):
-    def x(f):
-        replace_funcs["%s:%s" % (module,name)] = f
-    return x
+import apt_pkg
+import daklib.utils, daklib.database
+import syck
+
+import daklib.extensions
+from daklib.extensions import replace_dak_function
+
+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
+    # We also work with unstable uploads, not experimental or those going to some
+    # proposed-updates queue
+    if "source" not in changes["architecture"] or "unstable" not in changes["distribution"]:
+        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.  You might want to upload to experimental until this
+transition is done."""
+                        % (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():
+def check_signed_by_key(oldfn):
     changes = dak_module.changes
     reject = dak_module.reject
 
     if changes["source"] == "dpkg":
         fpr = changes["fingerprint"]
-        (uid, uid_name) = dak_module.lookup_uid_from_fingerprint(fpr)
+        (uid, uid_name, is_dm) = dak_module.lookup_uid_from_fingerprint(fpr)
         if fpr == "5906F687BD03ACAD0D8E602EFCF37657" or uid == "iwj":
             reject("Upload blocked due to hijack attempt 2008/03/19")
 
-           # NB: 1.15.0, 1.15.2 signed by this key targetted at unstable
-           #     have been made available in the wild, and should not be
-           #     blocked until Debian's dpkg has revved past those version
-           #     numbers
-
-    replaced_funcs["check_signed_by_key"]()
-
-def init(name):
-    global replaced_funcs
+            # NB: 1.15.0, 1.15.2 signed by this key targetted at unstable
+            #     have been made available in the wild, and should remain
+            #     blocked until Debian's dpkg has revved past those version
+            #     numbers
 
-    # This bit should be done automatically too
-    replaced_funcs = {}
-    for f,newfunc in replace_funcs.iteritems():
-        m,f = f.split(":",1)
-        if len(f) > 0 and m == name:
-           replaced_funcs[f] = dak_module.__dict__[f]
-           dak_module.__dict__[f] = newfunc
+    oldfn()
 
+    check_transition()