notifyexample.py
author Radek Brich <radek.brich@devl.cz>
Wed, 09 Jul 2014 18:04:11 +0200
changeset 105 10551741f61f
parent 104 d8ff52a0390f
permissions -rwxr-xr-x
Move batchquery, listtables tools under pgtool.
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
93
b72591087495 Change python3.2 to python3 in scripts.
Radek Brich <brich.radek@ifortuna.cz>
parents: 36
diff changeset
     1
#!/usr/bin/env python3
36
e67101c22e83 pgmanager: Add create_conn_listen() which should be used with wait_for_notify. Update wait_for_notify() to not use put_conn(). Add name to ConnectionInfo. Log queries before they are called. Log exceptions. Add notifyexample.
Radek Brich <radek.brich@devl.cz>
parents:
diff changeset
     2
#
e67101c22e83 pgmanager: Add create_conn_listen() which should be used with wait_for_notify. Update wait_for_notify() to not use put_conn(). Add name to ConnectionInfo. Log queries before they are called. Log exceptions. Add notifyexample.
Radek Brich <radek.brich@devl.cz>
parents:
diff changeset
     3
# Call "NOTIFY notifyexample" on target DB to wake up this program.
e67101c22e83 pgmanager: Add create_conn_listen() which should be used with wait_for_notify. Update wait_for_notify() to not use put_conn(). Add name to ConnectionInfo. Log queries before they are called. Log exceptions. Add notifyexample.
Radek Brich <radek.brich@devl.cz>
parents:
diff changeset
     4
#
e67101c22e83 pgmanager: Add create_conn_listen() which should be used with wait_for_notify. Update wait_for_notify() to not use put_conn(). Add name to ConnectionInfo. Log queries before they are called. Log exceptions. Add notifyexample.
Radek Brich <radek.brich@devl.cz>
parents:
diff changeset
     5
104
d8ff52a0390f Rename to pydbkit.
Radek Brich <radek.brich@devl.cz>
parents: 93
diff changeset
     6
from pydbkit import toolbase, pgmanager
36
e67101c22e83 pgmanager: Add create_conn_listen() which should be used with wait_for_notify. Update wait_for_notify() to not use put_conn(). Add name to ConnectionInfo. Log queries before they are called. Log exceptions. Add notifyexample.
Radek Brich <radek.brich@devl.cz>
parents:
diff changeset
     7
e67101c22e83 pgmanager: Add create_conn_listen() which should be used with wait_for_notify. Update wait_for_notify() to not use put_conn(). Add name to ConnectionInfo. Log queries before they are called. Log exceptions. Add notifyexample.
Radek Brich <radek.brich@devl.cz>
parents:
diff changeset
     8
e67101c22e83 pgmanager: Add create_conn_listen() which should be used with wait_for_notify. Update wait_for_notify() to not use put_conn(). Add name to ConnectionInfo. Log queries before they are called. Log exceptions. Add notifyexample.
Radek Brich <radek.brich@devl.cz>
parents:
diff changeset
     9
class NotifyExample(toolbase.SimpleTool):
e67101c22e83 pgmanager: Add create_conn_listen() which should be used with wait_for_notify. Update wait_for_notify() to not use put_conn(). Add name to ConnectionInfo. Log queries before they are called. Log exceptions. Add notifyexample.
Radek Brich <radek.brich@devl.cz>
parents:
diff changeset
    10
    def __init__(self):
e67101c22e83 pgmanager: Add create_conn_listen() which should be used with wait_for_notify. Update wait_for_notify() to not use put_conn(). Add name to ConnectionInfo. Log queries before they are called. Log exceptions. Add notifyexample.
Radek Brich <radek.brich@devl.cz>
parents:
diff changeset
    11
        toolbase.SimpleTool.__init__(self, name='notifyexample', desc='Sample program for listen/notify.')
e67101c22e83 pgmanager: Add create_conn_listen() which should be used with wait_for_notify. Update wait_for_notify() to not use put_conn(). Add name to ConnectionInfo. Log queries before they are called. Log exceptions. Add notifyexample.
Radek Brich <radek.brich@devl.cz>
parents:
diff changeset
    12
        self.init()
e67101c22e83 pgmanager: Add create_conn_listen() which should be used with wait_for_notify. Update wait_for_notify() to not use put_conn(). Add name to ConnectionInfo. Log queries before they are called. Log exceptions. Add notifyexample.
Radek Brich <radek.brich@devl.cz>
parents:
diff changeset
    13
e67101c22e83 pgmanager: Add create_conn_listen() which should be used with wait_for_notify. Update wait_for_notify() to not use put_conn(). Add name to ConnectionInfo. Log queries before they are called. Log exceptions. Add notifyexample.
Radek Brich <radek.brich@devl.cz>
parents:
diff changeset
    14
    def main(self):
e67101c22e83 pgmanager: Add create_conn_listen() which should be used with wait_for_notify. Update wait_for_notify() to not use put_conn(). Add name to ConnectionInfo. Log queries before they are called. Log exceptions. Add notifyexample.
Radek Brich <radek.brich@devl.cz>
parents:
diff changeset
    15
        # create another connection for notifies, copy parameters from connection 'target'
e67101c22e83 pgmanager: Add create_conn_listen() which should be used with wait_for_notify. Update wait_for_notify() to not use put_conn(). Add name to ConnectionInfo. Log queries before they are called. Log exceptions. Add notifyexample.
Radek Brich <radek.brich@devl.cz>
parents:
diff changeset
    16
        self.pgm.create_conn_listen('target_listen', channel='notifyexample', copy_dsn='target')
e67101c22e83 pgmanager: Add create_conn_listen() which should be used with wait_for_notify. Update wait_for_notify() to not use put_conn(). Add name to ConnectionInfo. Log queries before they are called. Log exceptions. Add notifyexample.
Radek Brich <radek.brich@devl.cz>
parents:
diff changeset
    17
        while True:
e67101c22e83 pgmanager: Add create_conn_listen() which should be used with wait_for_notify. Update wait_for_notify() to not use put_conn(). Add name to ConnectionInfo. Log queries before they are called. Log exceptions. Add notifyexample.
Radek Brich <radek.brich@devl.cz>
parents:
diff changeset
    18
            ev = self.pgm.wait_for_notify('target_listen', timeout=None)
e67101c22e83 pgmanager: Add create_conn_listen() which should be used with wait_for_notify. Update wait_for_notify() to not use put_conn(). Add name to ConnectionInfo. Log queries before they are called. Log exceptions. Add notifyexample.
Radek Brich <radek.brich@devl.cz>
parents:
diff changeset
    19
            if ev:
e67101c22e83 pgmanager: Add create_conn_listen() which should be used with wait_for_notify. Update wait_for_notify() to not use put_conn(). Add name to ConnectionInfo. Log queries before they are called. Log exceptions. Add notifyexample.
Radek Brich <radek.brich@devl.cz>
parents:
diff changeset
    20
                print(ev)
e67101c22e83 pgmanager: Add create_conn_listen() which should be used with wait_for_notify. Update wait_for_notify() to not use put_conn(). Add name to ConnectionInfo. Log queries before they are called. Log exceptions. Add notifyexample.
Radek Brich <radek.brich@devl.cz>
parents:
diff changeset
    21
e67101c22e83 pgmanager: Add create_conn_listen() which should be used with wait_for_notify. Update wait_for_notify() to not use put_conn(). Add name to ConnectionInfo. Log queries before they are called. Log exceptions. Add notifyexample.
Radek Brich <radek.brich@devl.cz>
parents:
diff changeset
    22
e67101c22e83 pgmanager: Add create_conn_listen() which should be used with wait_for_notify. Update wait_for_notify() to not use put_conn(). Add name to ConnectionInfo. Log queries before they are called. Log exceptions. Add notifyexample.
Radek Brich <radek.brich@devl.cz>
parents:
diff changeset
    23
tool = NotifyExample()
e67101c22e83 pgmanager: Add create_conn_listen() which should be used with wait_for_notify. Update wait_for_notify() to not use put_conn(). Add name to ConnectionInfo. Log queries before they are called. Log exceptions. Add notifyexample.
Radek Brich <radek.brich@devl.cz>
parents:
diff changeset
    24
tool.main()
e67101c22e83 pgmanager: Add create_conn_listen() which should be used with wait_for_notify. Update wait_for_notify() to not use put_conn(). Add name to ConnectionInfo. Log queries before they are called. Log exceptions. Add notifyexample.
Radek Brich <radek.brich@devl.cz>
parents:
diff changeset
    25