# DB access fucntions
-# Copyright (C) 2000, 2001 James Troup <james@nocrew.org>
-# $Id: db_access.py,v 1.8 2001-09-27 01:12:42 troup Exp $
+# Copyright (C) 2000, 2001, 2002 James Troup <james@nocrew.org>
+# $Id: db_access.py,v 1.13 2002-05-03 16:06:45 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 string, sys, time;
############################################################################################
maintainer_id_cache = {};
source_id_cache = {};
files_id_cache = {};
-maintainer_cache = {}
+maintainer_cache = {};
+fingerprint_id_cache = {};
############################################################################################
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));
+ return r;
+
############################################################################################
def get_suite_id (suite):
q = projectB.query("SELECT id FROM suite WHERE suite_name = '%s'" % (suite))
ql = q.getresult();
- if ql == []:
+ if not ql:
return -1;
suite_id = ql[0][0];
q = projectB.query("SELECT id FROM section WHERE section = '%s'" % (section))
ql = q.getresult();
- if ql == []:
+ if not ql:
return -1;
section_id = ql[0][0];
q = projectB.query("SELECT id FROM priority WHERE priority = '%s'" % (priority))
ql = q.getresult();
- if ql == []:
+ if not ql:
return -1;
priority_id = ql[0][0];
q = projectB.query("SELECT id FROM override_type WHERE type = '%s'" % (type));
ql = q.getresult();
- if ql == []:
+ if not ql:
return -1;
override_type_id = ql[0][0];
q = projectB.query("SELECT id FROM architecture WHERE arch_string = '%s'" % (architecture))
ql = q.getresult();
- if ql == []:
+ if not ql:
return -1;
architecture_id = ql[0][0];
def get_archive_id (archive):
global archive_id_cache
+ archive = string.lower(archive);
+
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 = string.lower(component);
+
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];
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
##########################################################################################
+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
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];
##########################################################################################