def clean_schema(connectConfig):
with open_db(connectConfig) as cursor:
cursor.execute("DROP PROCEDURE IF EXISTS p_clean_tables;")
cursor.execute(resource_string(__name__, 'scripts/baseline/p_clean_tables.sql'))
cursor.execute("""
CALL p_clean_tables(%s);
""", (connectConfig.getDatabase()))
def update_patch_metadata_entry(connectConfig, script, release_number, patch_type):
with open_db(connectConfig) as cursor:
cursor.execute("""
UPDATE patch_metadata SET release_number = %s, patch_type = %s, patch_timestamp = NOW(), script_checksum = %s
WHERE patch_number = %s
AND script = %s;
""", (release_number, patch_type, int(script.getChecksum()), script.getPatchNumber(), script.getName()))
cursor.execute("COMMIT;")
def execute_baseline(baseDir, connectConfig):
with open(os.path.join(baseDir, 'baseline/install.txt'), 'r') as f:
for line in f:
print line,
# new connection required inside loop, otherwise we can only have a single SQL statement per file, see:
# http://eric.lubow.org/2009/python/pythons-mysqldb-2014-error-commands-out-of-sync/
with open_db(connectConfig) as cursor:
cursor.execute(open(os.path.join(baseDir, 'baseline/', line.rstrip('\n')), 'r').read())
def patch_metadata_assert_patches_applied(baseDir, connectConfig):
patches = dir_struct.all_patch_scripts(baseDir)
for patch in patches:
# new connection required inside loop, otherwise we can only have a single SQL statement per file, see:
# http://eric.lubow.org/2009/python/pythons-mysqldb-2014-error-commands-out-of-sync/
with open_db(connectConfig) as cursor:
cursor.execute("""
INSERT INTO patch_metadata (release_number, patch_number, script, patch_type, patch_timestamp, script_checksum) VALUES (0, %s, %s, 'BASELINE', NOW(), %s);
""", (patch.getPatchNumber(), patch.getName(), int(patch.getChecksum())))
cursor.execute("COMMIT;")
def determine_patch_type_if_already_applied(connectConfig, script):
patch_type = None
with open_db(connectConfig) as cursor:
cursor.execute("""
SELECT patch_type FROM patch_metadata
WHERE patch_number = %s
AND script = %s;
""", (script.getPatchNumber(), script.getName()))
row = cursor.fetchone()
if row is not None:
patch_type = row[0]
return patch_type
def determine_if_baseline_exists(connectConfig):
baseline_exists = False
with open_db(connectConfig) as cursor:
cursor.execute("""
SELECT COUNT(*) FROM information_schema.tables
WHERE table_schema = %s
AND table_name = 'patch_metadata'
""", (connectConfig.getDatabase()))
row = cursor.fetchone()
if row is not None:
if row[0] > 0:
baseline_exists = True
return baseline_exists
def determine_patch_applied_recently(connectConfig, script, releaseNumber):
release_number = None
with open_db(connectConfig) as cursor:
cursor.execute("""
SELECT release_number FROM patch_metadata
WHERE patch_number = %s
AND script = %s
AND release_number = %s
AND patch_type = 'PATCH';
""", (script.getPatchNumber(), script.getName(), releaseNumber))
row = cursor.fetchone()
if row is not None:
release_number = row[0]
return release_number
def apply_patch(connectConfig, script):
with open_db(connectConfig) as cursor:
cursor.execute(
open(os.path.join(script.getPath(), script.getName()), 'r').read())
def apply_patch(connectConfig, script):
with open_db(connectConfig) as cursor:
cursor.execute(open(os.path.join(script.getPath(), script.getName()), "r").read())
def select_release_number(connectConfig):
with open_db(connectConfig) as cursor:
cursor.execute("""SELECT value FROM seq_patch_metadata;""")
return cursor.fetchone()[0]
def update_release_number(connectConfig):
with open_db(connectConfig) as cursor:
cursor.execute("""UPDATE seq_patch_metadata SET value = value + 1;""")
return select_release_number(connectConfig)
def insert_patch_metadata_entry(connectConfig, script, release_number):
with open_db(connectConfig) as cursor:
cursor.execute("""
INSERT INTO patch_metadata (release_number, patch_number, script, patch_type, patch_timestamp, script_checksum) VALUES (%s, %s, %s, 'PATCH', NOW(), %s);
""", (release_number, script.getPatchNumber(), script.getName(), int(script.getChecksum())))
cursor.execute("COMMIT;")
def create_patch_metadata(connectConfig):
with open_db(connectConfig) as cursor:
cursor.execute(resource_string(__name__, 'scripts/baseline/patch_metadata.sql'))
