+#!/usr/bin/env python
+
# DB access fucntions
-# Copyright (C) 2000, 2001 James Troup <james@nocrew.org>
-# $Id: db_access.py,v 1.9 2001-11-04 22:34:02 troup Exp $
+# Copyright (C) 2000, 2001, 2002, 2003, 2004 James Troup <james@nocrew.org>
+# $Id: db_access.py,v 1.16 2004-06-17 15:00:41 troup Exp $
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
-import pg, string
+################################################################################
+
+import sys, time, types;
-############################################################################################
+################################################################################
Cnf = None;
projectB = None;
maintainer_id_cache = {};
source_id_cache = {};
files_id_cache = {};
-maintainer_cache = {}
+maintainer_cache = {};
+fingerprint_id_cache = {};
+uid_id_cache = {};
-############################################################################################
+################################################################################
def init (config, sql):
global Cnf, projectB
Cnf = config;
projectB = sql;
-############################################################################################
+
+def do_query(q):
+ sys.stderr.write("query: \"%s\" ... " % (q));
+ before = time.time();
+ r = projectB.query(q);
+ time_diff = time.time()-before;
+ sys.stderr.write("took %.3f seconds.\n" % (time_diff));
+ if type(r) is int:
+ sys.stderr.write("int result: %s\n" % (r));
+ elif type(r) is types.NoneType:
+ sys.stderr.write("result: None\n");
+ else:
+ sys.stderr.write("pgresult: %s\n" % (r.getresult()));
+ return r;
+
+################################################################################
def get_suite_id (suite):
global suite_id_cache
def get_archive_id (archive):
global archive_id_cache
+ archive = archive.lower();
+
if archive_id_cache.has_key(archive):
return archive_id_cache[archive]
- q = projectB.query("SELECT id FROM archive WHERE name = '%s'" % (archive))
+ q = projectB.query("SELECT id FROM archive WHERE lower(name) = '%s'" % (archive));
ql = q.getresult();
if not ql:
return -1;
def get_component_id (component):
global component_id_cache
+ component = component.lower();
+
if component_id_cache.has_key(component):
return component_id_cache[component]
- q = projectB.query("SELECT id FROM component WHERE lower(name) = '%s'" % (string.lower(component)))
+ q = projectB.query("SELECT id FROM component WHERE lower(name) = '%s'" % (component))
ql = q.getresult();
if not ql:
return -1;
return source_id
-##########################################################################################
+################################################################################
def get_or_set_maintainer_id (maintainer):
global maintainer_id_cache
return maintainer_id
-##########################################################################################
+################################################################################
+
+def get_or_set_uid_id (uid):
+ global uid_id_cache;
+
+ if uid_id_cache.has_key(uid):
+ return uid_id_cache[uid];
+
+ q = projectB.query("SELECT id FROM uid WHERE uid = '%s'" % (uid))
+ if not q.getresult():
+ projectB.query("INSERT INTO uid (uid) VALUES ('%s')" % (uid));
+ q = projectB.query("SELECT id FROM uid WHERE uid = '%s'" % (uid));
+ uid_id = q.getresult()[0][0];
+ uid_id_cache[uid] = uid_id;
+
+ return uid_id;
+
+################################################################################
+
+def get_or_set_fingerprint_id (fingerprint):
+ global fingerprint_id_cache;
+
+ if fingerprint_id_cache.has_key(fingerprint):
+ return fingerprint_id_cache[fingerprint]
+
+ q = projectB.query("SELECT id FROM fingerprint WHERE fingerprint = '%s'" % (fingerprint));
+ if not q.getresult():
+ projectB.query("INSERT INTO fingerprint (fingerprint) VALUES ('%s')" % (fingerprint));
+ q = projectB.query("SELECT id FROM fingerprint WHERE fingerprint = '%s'" % (fingerprint));
+ fingerprint_id = q.getresult()[0][0];
+ fingerprint_id_cache[fingerprint] = fingerprint_id;
+
+ return fingerprint_id;
+
+################################################################################
def get_files_id (filename, size, md5sum, location_id):
global files_id_cache
return None
-##########################################################################################
+################################################################################
def set_files_id (filename, size, md5sum, location_id):
global files_id_cache
- cache_key = "%s~%d" % (filename, location_id);
-
- #print "INSERT INTO files (filename, size, md5sum, location) VALUES ('%s', %d, '%s', %d)" % (filename, long(size), md5sum, location_id);
projectB.query("INSERT INTO files (filename, size, md5sum, location) VALUES ('%s', %d, '%s', %d)" % (filename, long(size), md5sum, location_id));
- q = projectB.query("SELECT id FROM files WHERE id = currval('files_id_seq')");
- ql = q.getresult()[0];
- files_id_cache[cache_key] = ql[0]
- return files_id_cache[cache_key]
+ return get_files_id (filename, size, md5sum, location_id);
+
+ ### currval has issues with postgresql 7.1.3 when the table is big;
+ ### it was taking ~3 seconds to return on auric which is very Not
+ ### Cool(tm).
+ ##
+ ##q = projectB.query("SELECT id FROM files WHERE id = currval('files_id_seq')");
+ ##ql = q.getresult()[0];
+ ##cache_key = "%s~%d" % (filename, location_id);
+ ##files_id_cache[cache_key] = ql[0]
+ ##return files_id_cache[cache_key];
-##########################################################################################
+################################################################################
def get_maintainer (maintainer_id):
global maintainer_cache;
return maintainer_cache[maintainer_id];
-##########################################################################################
+################################################################################