Add a generate_keyring command

This grabs all the PGP keys from the developer profiles and adds them to
the keyrings. Obviously we may want to do more in the future such as
filter by groups, active status, etc. but this is just a first
iteration.

Signed-off-by: Dan McGee <dan@archlinux.org>

3 files changed, 61 insertions, 2 deletions

diff --git a/devel/management/commands/generate_keyring.py b/devel/management/commands/generate_keyring.py
new file mode 100644
index 0000000..b95d5a8
--- /dev/null
+++ b/devel/management/commands/generate_keyring.py
@@ -0,0 +1,59 @@
+# -*- coding: utf-8 -*-
+"""
+generate_keyring command
+
+Assemble a GPG keyring with all known developer keys.
+
+Usage: ./manage.py generate_keyring <keyserver> <keyring_path>
+"""
+
+from django.core.management.base import BaseCommand, CommandError
+from django.db.models import Q
+
+import logging
+import subprocess
+import sys
+
+from main.models import UserProfile
+
+logging.basicConfig(
+    level=logging.INFO,
+    format='%(asctime)s -> %(levelname)s: %(message)s',
+    datefmt='%Y-%m-%d %H:%M:%S',
+    stream=sys.stderr)
+logger = logging.getLogger()
+
+class Command(BaseCommand):
+    args = "<keyserver> <keyring_path>"
+    help = "Assemble a GPG keyring with all known developer keys."
+
+    def handle(self, *args, **options):
+        v = int(options.get('verbosity', None))
+        if v == 0:
+            logger.level = logging.ERROR
+        elif v == 1:
+            logger.level = logging.INFO
+        elif v == 2:
+            logger.level = logging.DEBUG
+
+        if len(args) != 2:
+            raise CommandError("keyserver and keyring_path must be provided")
+
+        return generate_keyring(args[0], args[1])
+
+def generate_keyring(keyserver, keyring):
+    logger.info("getting all known key IDs")
+
+    exclude = Q(pgp_key__isnull=True) & Q(pgp_key__exact="")
+    key_ids = UserProfile.objects.exclude(
+            exclude).values_list("pgp_key", flat=True)
+    logger.info("%d keys fetched from user profiles", len(key_ids))
+
+    gpg_cmd = ["gpg", "--no-default-keyring", "--keyring", keyring,
+            "--keyserver", keyserver, "--recv-keys"]
+    logger.info("running command: %r", gpg_cmd)
+    gpg_cmd.extend(key_ids)
+    subprocess.check_call(gpg_cmd)
+    logger.info("keyring at %s successfully updated", keyring)
+
+# vim: set ts=4 sw=4 et:
diff --git a/devel/management/commands/rematch_packager.py b/devel/management/commands/rematch_packager.py
index ba6e6a5..461d83a 100644
--- a/devel/management/commands/rematch_packager.py
+++ b/devel/management/commands/rematch_packager.py
@@ -24,7 +24,7 @@ logging.basicConfig(
 logger = logging.getLogger()
 
 class Command(NoArgsCommand):
-    help = "Runs a check on all active mirror URLs to determine if they are reachable via IPv4 and/or v6."
+    help = "Match all packages with a packager_str but NULL packager_id to a packager if we can find one."
 
     def handle_noargs(self, **options):
         v = int(options.get('verbosity', None))
diff --git a/main/models.py b/main/models.py
index bdb8462..440201d 100644
--- a/main/models.py
+++ b/main/models.py
@@ -27,7 +27,7 @@ class PGPKeyField(models.CharField):
     _south_introspects = True
 
     def to_python(self, value):
-        if value == '':
+        if value == '' or value is None:
             return None
         value = super(PGPKeyField, self).to_python(value)
         # remove all spaces