def __init__(self, include_lists=None):
""" Initializes profile log for cluster node stats.
Renders header according to include_lists in advance and
creates base directory for node stats profile log.
Args:
include_lists: An instance of IncludeLists describing which fields
of node stats should be written to CSV log.
"""
self._include_lists = include_lists
self._header = (converter.get_stats_header(
node_stats.NodeStatsSnapshot, self._include_lists))
helper.ensure_directory(PROFILE_LOG_DIR)
def __init__(self, include_lists=None):
""" Initializes profile log for cluster node stats.
Renders header according to include_lists in advance and
creates base directory for node stats profile log.
Args:
include_lists: An instance of IncludeLists describing which fields
of node stats should be written to CSV log.
"""
self._include_lists = include_lists
self._header = (
converter.get_stats_header(node_stats.NodeStatsSnapshot,
self._include_lists)
)
helper.ensure_directory(PROFILE_LOG_DIR)
def _prepare_file(self, node_ip):
""" Prepares CSV file with name node/<node-IP>.csv
for appending new lines.
Args:
node_ip: A string representation of node IP.
Returns:
A file object opened for appending new data.
"""
node_dir = path.join(PROFILE_LOG_DIR, node_ip)
file_name = path.join(node_dir, 'node.csv')
if not path.isfile(file_name):
helper.ensure_directory(node_dir)
# Create file and write header
with open(file_name, 'w') as csv_file:
csv.writer(csv_file).writerow(self._header)
# Open table for appending data
return open(file_name, 'a')
def _prepare_file(self, node_ip):
""" Prepares CSV file with name node/<node-IP>.csv
for appending new lines.
Args:
node_ip: A string representation of node IP.
Returns:
A file object opened for appending new data.
"""
node_dir = path.join(PROFILE_LOG_DIR, node_ip)
file_name = path.join(node_dir, 'node.csv')
if not path.isfile(file_name):
helper.ensure_directory(node_dir)
# Create file and write header
with open(file_name, 'w') as csv_file:
csv.writer(csv_file).writerow(self._header)
# Open table for appending data
return open(file_name, 'a')
def __init__(self, include_lists=None):
""" Initializes profile log for cluster processes stats.
Renders header according to include_lists in advance and
creates base directory for processes stats profile log.
It also reads header of summary file (if it exists) to identify
order of columns.
Args:
include_lists: An instance of IncludeLists describing which fields
of processes stats should be written to CSV log.
"""
self._include_lists = include_lists
self._header = (['utc_timestamp'] + converter.get_stats_header(
process_stats.ProcessStats, self._include_lists))
self.write_detailed_stats = False
helper.ensure_directory(PROFILE_LOG_DIR)
self._summary_file_name_template = 'summary-{resource}.csv'
self._summary_columns = self._get_summary_columns()
def _prepare_file(self, node_ip, pxname):
""" Prepares CSV file with name <node-IP>/<pxname>.csv
for appending new lines.
Args:
node_ip: A string representation of load balancer node IP.
pxname: A string name of proxy as it's shown haproxy stats.
Returns:
A file object opened for appending new data.
"""
proxies_dir = path.join(PROFILE_LOG_DIR, node_ip, 'proxies')
file_name = path.join(proxies_dir, '{}.csv'.format(pxname))
if not path.isfile(file_name):
helper.ensure_directory(proxies_dir)
# Create file and write header
with open(file_name, 'w') as csv_file:
csv.writer(csv_file).writerow(self._header)
# Open file for appending new data
return open(file_name, 'a')
def _prepare_file(self, node_ip, pxname):
""" Prepares CSV file with name <node-IP>/<pxname>.csv
for appending new lines.
Args:
node_ip: A string representation of load balancer node IP.
pxname: A string name of proxy as it's shown haproxy stats.
Returns:
A file object opened for appending new data.
"""
proxies_dir = path.join(PROFILE_LOG_DIR, node_ip, 'proxies')
file_name = path.join(proxies_dir, '{}.csv'.format(pxname))
if not path.isfile(file_name):
helper.ensure_directory(proxies_dir)
# Create file and write header
with open(file_name, 'w') as csv_file:
csv.writer(csv_file).writerow(self._header)
# Open file for appending new data
return open(file_name, 'a')
def __init__(self, include_lists=None):
""" Initializes profile log for cluster processes stats.
Renders header according to include_lists in advance and
creates base directory for processes stats profile log.
It also reads header of summary file (if it exists) to identify
order of columns.
Args:
include_lists: An instance of IncludeLists describing which fields
of processes stats should be written to CSV log.
"""
self._include_lists = include_lists
self._header = (
['utc_timestamp']
+ converter.get_stats_header(proxy_stats.ProxyStats, self._include_lists)
)
self.write_detailed_stats = False
helper.ensure_directory(PROFILE_LOG_DIR)
self._summary_file_name_template = 'summary-{property}.csv'
self._summary_columns = self._get_summary_columns()
