--- a/pgtoolkit/tools/runquery.py Mon May 26 18:18:21 2014 +0200
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,96 +0,0 @@
-from pgtoolkit.toolbase import SimpleTool
-
-import logging.handlers
-import time
-from datetime import datetime, timedelta
-from psycopg2 import ProgrammingError
-
-
-class RunQueryTool(ToolBase):
-
- """
- Execute configured queries in target database.
- """
-
- def __init__(self):
- SimpleTool.__init__(self, name='runquery')
- self.target_isolation_level = 'autocommit'
-
- def specify_args(self):
- SimpleTool.specify_args(self)
- self.parser.add_argument('-q', dest='queries', metavar='QUERY', nargs='*', help='Queries to run.')
- self.parser.add_argument('-f', dest='file', metavar='FILE', help='Read query from file.')
- self.parser.add_argument('--one-query-per-line', action='store_true', help='When reading queries from file, consider each line as separate query.')
- self.parser.add_argument('-p', '--parameter', dest='parameters', metavar='PARAM=VALUE', nargs='*',
- help="If query should be used as format template, these parameters will be substituted.")
- self.parser.add_argument('--output-file', dest='output_file', metavar='OUTPUT_FILE', help='Write query result in specified file.')
- self.parser.add_argument('--format', dest='format', metavar='FORMAT', help='Format string for each line in output file (using Python\'s format()).')
-
- self.config.add_option('queries', type=list, default=[])
- self.config.add_option('log_path', type=str)
-
- def load_args(self, args=None, config_file=None):
- SimpleTool.load_args(self, args, config_file)
- self.queries = self.args.queries or self.config.queries
- # read query from file
- if self.args.file:
- with open(self.args.file, 'r', encoding='utf8') as f:
- data = f.read()
- if self.args.one_query_per_line:
- file_queries = [ln for ln in data.splitlines() if not ln.lstrip().startswith('--')]
- self.queries = file_queries + self.queries
- else:
- self.queries.insert(0, data)
- # prepare parameters
- self._prepare_parameters(self.args.parameters)
-
- def init_logging(self):
- ToolBase.init_logging(self)
- if self.config.log_path:
- self.init_file_logs(self.config.log_path)
-
- def init_file_logs(self, path):
- format = logging.Formatter('%(asctime)s %(levelname)-5s %(message)s', '%y-%m-%d %H:%M:%S')
- handler = logging.handlers.TimedRotatingFileHandler(path+'/main.log', when='midnight', backupCount=5)
- handler.setFormatter(format)
- handler.setLevel(logging.DEBUG)
- logging.getLogger('main').addHandler(handler)
-
- format = logging.Formatter('%(asctime)s %(message)s', '%y-%m-%d %H:%M:%S')
- handler = logging.handlers.TimedRotatingFileHandler(path+'/pgnotices.log', when='midnight', backupCount=5)
- handler.setFormatter(format)
- handler.setLevel(logging.DEBUG)
- logging.getLogger('pgmanager_notices').addHandler(handler)
-
- def main(self):
- """Execute the queries."""
- for q in self.queries:
- if self.parameters:
- q = q.format(**self.parameters)
- self.log.info('%s', q if len(q) < 100 else q[:100]+'...')
- with self.pgm.cursor('target') as curs:
- curs.execute(q)
- self.log.info('Rows affected: %d', curs.rowcount)
- try:
- rows = curs.fetchall_dict()
- self._write_output_file(rows)
- except ProgrammingError:
- pass
- self.log.info('Done')
-
- def _write_output_file(self, rows):
- if not self.args.output_file:
- return
- with open(self.args.output_file, 'w', encoding='utf8') as f:
- for row in rows:
- print(self.args.format.format(row), file=f)
-
- def _prepare_parameters(self, parameters):
- self.parameters = {}
- for parameter in parameters or ():
- name, value = parameter.split('=', 1)
- self.parameters[name] = value
-
-
-cls = RunQueryTool
-