mue/hbase-exporter
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Add and rename some vars

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This commit is contained in:
Björn Busse 2019-04-11 13:39:58 +02:00
parent 17fbfc4376
commit e2a650e9f6
1 changed files with 32 additions and 24 deletions
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hbase-exporter
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@ -44,11 +44,13 @@ prom_scrape_interval_s = 10
# Prom vars
REQUEST_TIME = Summary('request_processing_seconds', 'Time spent processing request')
prom_nregions_in_transition_stale = Gauge('number_of_regions_in_transition_stale', 'Number of stale regions in transition')
prom_ninconsistencies = Gauge('number_of_inconsistencies', 'Number of inconsistencies in HBase')
prom_hbase_num_regions_in_transition_stale = Gauge('number_of_regions_in_transition_stale', 'Number of stale regions in transition')
prom_hbase_num_inconsistencies = Gauge('number_of_inconsistencies', 'Number of inconsistencies in HBase')
prom_hdfs_total = Gauge('hdfs_bytes_total', 'HDFS total bytes')
prom_hdfs_used = Gauge('hdfs_bytes_used', 'HDFS used bytes')
prom_hdfs_remaining = Gauge('hdfs_bytes_remaining', 'HDFS remaining bytes')
prom_hdfs_num_datanodes_live = Gauge('hdfs_datanodes_live', 'HDFS Live DataNodes')
prom_hdfs_num_datanodes_dead = Gauge('hdfs_datanodes_dead', 'HDFS Dead DataNodes')
# HDFS/HBase
hdfs_config_file = "/etc/hadoop/conf/hdfs-site.xml"
@ -146,13 +148,19 @@ class jmx_query():
def lookup_keys(self, key, value):
if key.endswith("capacityUsed"):
prom_hdfs_used.set(value)
logging.info("Found jmx key: " + key)
logging.debug("Found jmx key: " + key)
elif key.endswith("capacityTotal"):
prom_hdfs_total.set(value)
logging.info("Found jmx key: " + key)
logging.debug("Found jmx key: " + key)
elif key.endswith("capacityRemaining"):
prom_hdfs_remaining.set(value)
logging.info("Found jmx key: " + key)
logging.debug("Found jmx key: " + key)
elif key.endswith("NumLiveDataNodes"):
prom_hdfs_num_datanodes_live.set(value)
logging.debug("Found jmx key: " + key)
elif key.endswith("NumDeadDataNodes"):
prom_hdfs_num_datanodes_dead.set(value)
logging.debug("Found jmx key: " + key)
class hbase_exporter():
@ -192,23 +200,23 @@ class hbase_exporter():
if req.status_code != 200:
logging.debug('Got a http return code != 200')
nregions_in_transition_stale = self.hbaseui_parse_output(req.content)
num_regions_in_transition_stale = self.hbaseui_parse_output(req.content)
if nregions_in_transition_stale is None:
if num_regions_in_transition_stale is None:
logging.debug('Parse error - failed to find number of stale regions in transition')
if not isinstance(nregions_in_transition_stale, int):
if not isinstance(num_regions_in_transition_stale, int):
logging.debug('Parse error - got non-integer for regions stale in transition')
msg = '{0} regions stale in transition '\
.format(nregions_in_transition_stale)
prom_nregions_in_transition_stale.set(nregions_in_transition_stale)
.format(num_regions_in_transition_stale)
prom_hbase_num_regions_in_transition_stale.set(num_regions_in_transition_stale)
logging.info(msg)
return nregions_in_transition_stale
return num_regions_in_transition_stale
def hbaseui_parse_output(self, content):
soup = BeautifulSoup(content, 'html.parser')
nregions_in_transition_stale = 0
num_regions_in_transition_stale = 0
try:
headings = soup.findAll('h2')
for heading in headings:
@ -216,12 +224,12 @@ class hbase_exporter():
logging.debug('Found Regions in Transition section header')
logging.debug('Looking for table')
table = heading.find_next('table')
nregions_in_transition_stale = self.hbaseui_parse_table(table)
if not isinstance(nregions_in_transition_stale, int):
num_regions_in_transition_stale = self.hbaseui_parse_table(table)
if not isinstance(num_regions_in_transition_stale, int):
logging.debug('Got non-integer \'{0}\' for stale regions in transition when parsing HBase Master UI'\
.format(nregions_in_transition_stale))
.format(num_regions_in_transition_stale))
return nregions_in_transition_stale
return num_regions_in_transition_stale
except (AttributeError, TypeError):
logging.info('Failed to parse HBase Master UI status page')
@ -229,7 +237,7 @@ class hbase_exporter():
def hbck_get_inconsistencies(self):
re_status = re.compile(r'^Status:\s*(.+?)\s*$')
re_inconsistencies = re.compile(r'^\s*(\d+)\s+inconsistencies\s+detected\.?\s*$')
ninconsistencies = None
num_inconsistencies = None
hbck_status = None
p = Popen(['hbase', 'hbck'], stdout=PIPE, stderr=PIPE, close_fds=False)
@ -243,7 +251,7 @@ class hbase_exporter():
match = re_inconsistencies.match(line)
if match:
ninconsistencies = match.group(1)
num_inconsistencies = match.group(1)
logging.info('Number of inconsistencies: %s', hbck_status)
continue
@ -256,13 +264,13 @@ class hbase_exporter():
if hbck_status is None:
logging.info('Failed to find hbck status result')
if ninconsistencies is None:
if num_inconsistencies is None:
logging.info('Failed to find number of inconsistencies')
if ninconsistencies != None:
ninconsistencies = int(ninconsistencies)
if num_inconsistencies != None:
num_inconsistencies = int(num_inconsistencies)
if not isinstance(ninconsistencies, int):
if not isinstance(num_inconsistencies, int):
logging.info('Error: Non-integer detected for the number of inconsistencies')
@staticmethod
@ -271,8 +279,8 @@ class hbase_exporter():
for col in row.findChildren('td'):
if 'Regions in Transition for more than ' in col.get_text():
next_sibling = col.findNext('td')
nregions_in_transition_stale = next_sibling.get_text().strip()
return nregions_in_transition_stale
num_regions_in_transition_stale = next_sibling.get_text().strip()
return num_regions_in_transition_stale
return None