+#!/usr/bin/env python
+
# DB access fucntions
-# Copyright (C) 2000 James Troup <james@nocrew.org>
-# $Id: db_access.py,v 1.4 2000-12-18 07:11:25 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;
+suite_id_cache = {};
+section_id_cache = {};
+priority_id_cache = {};
+override_type_id_cache = {};
+architecture_id_cache = {};
+archive_id_cache = {};
+component_id_cache = {};
+location_id_cache = {};
+maintainer_id_cache = {};
+source_id_cache = {};
+files_id_cache = {};
+maintainer_cache = {};
+fingerprint_id_cache = {};
+uid_id_cache = {};
-Cnf = None
-projectB = None
-suite_id_cache = {}
-architecture_id_cache = {}
-archive_id_cache = {}
-component_id_cache = {}
-location_id_cache = {}
-maintainer_id_cache = {}
-source_id_cache = {}
-files_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
q = projectB.query("SELECT id FROM suite WHERE suite_name = '%s'" % (suite))
ql = q.getresult();
- if ql == []:
- return -1;
-
- suite_id = q.getresult()[0][0]
+ if not ql:
+ return -1;
+
+ suite_id = ql[0][0];
suite_id_cache[suite] = suite_id
return suite_id
+def get_section_id (section):
+ global section_id_cache
+
+ if section_id_cache.has_key(section):
+ return section_id_cache[section]
+
+ q = projectB.query("SELECT id FROM section WHERE section = '%s'" % (section))
+ ql = q.getresult();
+ if not ql:
+ return -1;
+
+ section_id = ql[0][0];
+ section_id_cache[section] = section_id
+
+ return section_id
+
+def get_priority_id (priority):
+ global priority_id_cache
+
+ if priority_id_cache.has_key(priority):
+ return priority_id_cache[priority]
+
+ q = projectB.query("SELECT id FROM priority WHERE priority = '%s'" % (priority))
+ ql = q.getresult();
+ if not ql:
+ return -1;
+
+ priority_id = ql[0][0];
+ priority_id_cache[priority] = priority_id
+
+ return priority_id
+
+def get_override_type_id (type):
+ global override_type_id_cache;
+
+ if override_type_id_cache.has_key(type):
+ return override_type_id_cache[type];
+
+ q = projectB.query("SELECT id FROM override_type WHERE type = '%s'" % (type));
+ ql = q.getresult();
+ if not ql:
+ return -1;
+
+ override_type_id = ql[0][0];
+ override_type_id_cache[type] = override_type_id;
+
+ return override_type_id;
+
def get_architecture_id (architecture):
- global architecture_id_cache
+ global architecture_id_cache;
if architecture_id_cache.has_key(architecture):
- return architecture_id_cache[architecture]
+ return architecture_id_cache[architecture];
q = projectB.query("SELECT id FROM architecture WHERE arch_string = '%s'" % (architecture))
- architecture_id = q.getresult()[0][0]
- architecture_id_cache[architecture] = architecture_id
+ ql = q.getresult();
+ if not ql:
+ return -1;
- return architecture_id
+ architecture_id = ql[0][0];
+ architecture_id_cache[architecture] = architecture_id;
+
+ return architecture_id;
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))
- archive_id = q.getresult()[0][0]
+ q = projectB.query("SELECT id FROM archive WHERE lower(name) = '%s'" % (archive));
+ ql = q.getresult();
+ if not ql:
+ return -1;
+
+ archive_id = ql[0][0]
archive_id_cache[archive] = archive_id
return archive_id
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 ql == []:
+ if not ql:
return -1;
- component_id = ql[0][0]
+ component_id = ql[0][0];
component_id_cache[component] = component_id
return component_id
q = projectB.query("SELECT id FROM location WHERE path = '%s' AND component = %d AND archive = %d" % (location, component_id, archive_id))
else:
q = projectB.query("SELECT id FROM location WHERE path = '%s' AND archive = %d" % (location, archive_id))
- location_id = q.getresult()[0][0]
+ ql = q.getresult();
+ if not ql:
+ return -1;
+
+ location_id = ql[0][0]
location_id_cache[cache_key] = location_id
return location_id
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
if ql:
if len(ql) != 1:
return -1;
- ql = ql[0]
+ ql = ql[0];
orig_size = int(ql[1]);
orig_md5sum = ql[2];
if orig_size != size or orig_md5sum != md5sum:
return -2;
- files_id_cache[cache_key] = ql[0]
+ files_id_cache[cache_key] = ql[0];
return files_id_cache[cache_key]
else:
return None
-##########################################################################################
+################################################################################
def set_files_id (filename, size, md5sum, location_id):
global files_id_cache
- cache_key = "%s~%d" % (filename, location_id);
+ projectB.query("INSERT INTO files (filename, size, md5sum, location) VALUES ('%s', %d, '%s', %d)" % (filename, long(size), md5sum, location_id));
+
+ 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];
+
+################################################################################
- #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]
+def get_maintainer (maintainer_id):
+ global maintainer_cache;
- return files_id_cache[cache_key]
+ if not maintainer_cache.has_key(maintainer_id):
+ q = projectB.query("SELECT name FROM maintainer WHERE id = %s" % (maintainer_id));
+ maintainer_cache[maintainer_id] = q.getresult()[0][0];
-##########################################################################################
+ return maintainer_cache[maintainer_id];
+################################################################################