def wait_for_miq_server_workers_started(evm_tail=None, poll_interval=5):
"""Waits for the CFME's workers to be started by tailing evm.log for:
'INFO -- : MIQ(MiqServer#wait_for_started_workers) All workers have been started'
Verified works with 5.5 and 5.6 appliances.
"""
if evm_tail is None:
logger.info('Opening /var/www/miq/vmdb/log/evm.log for tail')
evm_tail = SSHTail('/var/www/miq/vmdb/log/evm.log')
evm_tail.set_initial_file_end()
attempts = 0
detected = False
max_attempts = 60
while (not detected and attempts < max_attempts):
logger.debug('Attempting to detect MIQ Server workers started: {}'.format(attempts))
for line in evm_tail:
if 'MiqServer#wait_for_started_workers' in line:
if ('All workers have been started' in line):
logger.info('Detected MIQ Server is ready.')
detected = True
break
time.sleep(poll_interval) # Allow more log lines to accumulate
attempts += 1
if not (attempts < max_attempts):
logger.error('Could not detect MIQ Server workers started in {}s.'.format(
poll_interval * max_attempts))
evm_tail.close()
def set_rails_loglevel(level, validate_against_worker='MiqUiWorker'):
"""Sets the logging level for level_rails and detects when change occured."""
ui_worker_pid = '#{}'.format(get_worker_pid(validate_against_worker))
logger.info('Setting log level_rails on appliance to {}'.format(level))
yaml = store.current_appliance.get_yaml_config()
if not str(yaml['log']['level_rails']).lower() == level.lower():
logger.info('Opening /var/www/miq/vmdb/log/evm.log for tail')
evm_tail = SSHTail('/var/www/miq/vmdb/log/evm.log')
evm_tail.set_initial_file_end()
yaml['log']['level_rails'] = level
store.current_appliance.set_yaml_config(yaml)
attempts = 0
detected = False
while (not detected and attempts < 60):
logger.debug('Attempting to detect log level_rails change: {}'.format(attempts))
for line in evm_tail:
if ui_worker_pid in line:
if 'Log level for production.log has been changed to' in line:
# Detects a log level change but does not validate the log level
logger.info('Detected change to log level for production.log')
detected = True
break
time.sleep(1) # Allow more log lines to accumulate
attempts += 1
if not (attempts < 60):
# Note the error in the logger but continue as the appliance could be slow at logging
# that the log level changed
logger.error('Could not detect log level_rails change.')
evm_tail.close()
else:
logger.info('Log level_rails already set to {}'.format(level))
def wait_for_miq_server_workers_started(evm_tail=None, poll_interval=5):
"""Waits for the CFME's workers to be started by tailing evm.log for:
'INFO -- : MIQ(MiqServer#wait_for_started_workers) All workers have been started'
Verified works with 5.5 and 5.6 appliances.
"""
if evm_tail is None:
logger.info('Opening /var/www/miq/vmdb/log/evm.log for tail')
evm_tail = SSHTail('/var/www/miq/vmdb/log/evm.log')
evm_tail.set_initial_file_end()
attempts = 0
detected = False
max_attempts = 60
while (not detected and attempts < max_attempts):
logger.debug('Attempting to detect MIQ Server workers started: {}'.format(attempts))
for line in evm_tail:
if 'MiqServer#wait_for_started_workers' in line:
if ('All workers have been started' in line):
logger.info('Detected MIQ Server is ready.')
detected = True
break
time.sleep(poll_interval) # Allow more log lines to accumulate
attempts += 1
if not (attempts < max_attempts):
logger.error('Could not detect MIQ Server workers started in {}s.'.format(
poll_interval * max_attempts))
evm_tail.close()
def set_rails_loglevel(level, validate_against_worker='MiqUiWorker'):
"""Sets the logging level for level_rails and detects when change occured."""
ui_worker_pid = '#{}'.format(get_worker_pid(validate_against_worker))
logger.info('Setting log level_rails on appliance to {}'.format(level))
yaml = store.current_appliance.get_yaml_config()
if not str(yaml['log']['level_rails']).lower() == level.lower():
logger.info('Opening /var/www/miq/vmdb/log/evm.log for tail')
evm_tail = SSHTail('/var/www/miq/vmdb/log/evm.log')
evm_tail.set_initial_file_end()
yaml['log']['level_rails'] = level
store.current_appliance.set_yaml_config(yaml)
attempts = 0
detected = False
while (not detected and attempts < 60):
logger.debug(
'Attempting to detect log level_rails change: {}'.format(
attempts))
for line in evm_tail:
if ui_worker_pid in line:
if 'Log level for production.log has been changed to' in line:
# Detects a log level change but does not validate the log level
logger.info(
'Detected change to log level for production.log')
detected = True
break
time.sleep(1) # Allow more log lines to accumulate
attempts += 1
if not (attempts < 60):
# Note the error in the logger but continue as the appliance could be slow at logging
# that the log level changed
logger.error('Could not detect log level_rails change.')
evm_tail.close()
else:
logger.info('Log level_rails already set to {}'.format(level))
