Add method scan_contents() to class DBBinary.

[dak.git] / daklib / dbconn.py

diff --git a/daklib/dbconn.py b/daklib/dbconn.py
index 7221d243f226970ad91fcfce89992098d04dbe7a..bdb223e23cb148429b505da228ecb14a61a52496 100755 (executable)
--- a/daklib/dbconn.py
+++ b/daklib/dbconn.py
@@ -34,6 +34,7 @@
 ################################################################################
 
 import os
+from os.path import normpath
 import re
 import psycopg2
 import traceback
@@ -49,6 +50,8 @@ except:
 from datetime import datetime, timedelta
 from errno import ENOENT
 from tempfile import mkstemp, mkdtemp
+from subprocess import Popen, PIPE
+from tarfile import TarFile
 
 from inspect import getargspec
 
@@ -502,6 +505,21 @@ class DBBinary(ORMObject):
     def get_component_name(self):
         return self.poolfile.location.component.component_name
 
+    def scan_contents(self):
+        '''
+        Yields the contents of the package. Only regular files are yielded and
+        the path names are normalized.
+        '''
+        fullpath = self.poolfile.fullpath
+        debdata = Popen(['dpkg-deb', '--fsys-tarfile', fullpath],
+            stdout = PIPE).stdout
+        tar = TarFile.open(fileobj = debdata, mode = 'r|')
+        for member in tar.getmembers():
+            if member.isfile():
+                yield normpath(member.name)
+        tar.close()
+        debdata.close()
+
 __all__.append('DBBinary')
 
 @session_wrapper
@@ -1814,12 +1832,22 @@ __all__.append('get_new_comments')
 
 ################################################################################
 
-class Override(object):
-    def __init__(self, *args, **kwargs):
-        pass
+class Override(ORMObject):
+    def __init__(self, package = None, suite = None, component = None, overridetype = None, \
+        section = None, priority = None):
+        self.package = package
+        self.suite = suite
+        self.component = component
+        self.overridetype = overridetype
+        self.section = section
+        self.priority = priority
 
-    def __repr__(self):
-        return '<Override %s (%s)>' % (self.package, self.suite_id)
+    def properties(self):
+        return ['package', 'suite', 'component', 'overridetype', 'section', \
+            'priority']
+
+    def not_null_constraints(self):
+        return ['package', 'suite', 'component', 'overridetype', 'section']
 
 __all__.append('Override')
 
@@ -2923,6 +2951,7 @@ class DBConn(object):
             'changes_pending_source_files',
             'changes_pool_files',
             'deb_contents',
+            # TODO: the maintainer column in table override should be removed.
             'override',
             'suite_architectures',
             'suite_src_formats',