diff options
Diffstat (limited to 'python.d/tomcat.chart.py')
| -rw-r--r-- | python.d/tomcat.chart.py | 144 |
1 files changed, 110 insertions, 34 deletions
diff --git a/python.d/tomcat.chart.py b/python.d/tomcat.chart.py index c20f85e1..05547236 100644 --- a/python.d/tomcat.chart.py +++ b/python.d/tomcat.chart.py @@ -3,12 +3,7 @@ # Author: Pawel Krupa (paulfantom) from base import UrlService -from re import compile - -try: - from urlparse import urlparse -except ImportError: - from urllib.parse import urlparse +import xml.etree.ElementTree as ET # default module values (can be overridden per job in `config`) # update_every = 2 @@ -16,61 +11,142 @@ priority = 60000 retries = 60 # charts order (can be overridden if you want less charts, or different order) -ORDER = ['accesses', 'volume', 'threads', 'jvm'] +ORDER = ['accesses', 'bandwidth', 'processing_time', 'threads', 'jvm', 'jvm_eden', 'jvm_survivor', 'jvm_tenured'] CHARTS = { 'accesses': { 'options': [None, "Requests", "requests/s", "statistics", "tomcat.accesses", "area"], 'lines': [ - ["requestCount", 'accesses', 'incremental'] + ["requestCount", 'accesses', 'incremental'], + ["errorCount", 'errors', 'incremental'], + ]}, + 'bandwidth': { + 'options': [None, "Bandwidth", "KB/s", "statistics", "tomcat.bandwidth", "area"], + 'lines': [ + ["bytesSent", 'sent', 'incremental', 1, 1024], + ["bytesReceived", 'received', 'incremental', 1, 1024], ]}, - 'volume': { - 'options': [None, "Volume", "KB/s", "volume", "tomcat.volume", "area"], + 'processing_time': { + 'options': [None, "processing time", "seconds", "statistics", "tomcat.processing_time", "area"], 'lines': [ - ["bytesSent", 'volume', 'incremental', 1, 1024] + ["processingTime", 'processing time', 'incremental', 1, 1000] ]}, 'threads': { - 'options': [None, "Threads", "current threads", "statistics", "tomcat.threads", "line"], + 'options': [None, "Threads", "current threads", "statistics", "tomcat.threads", "area"], 'lines': [ ["currentThreadCount", 'current', "absolute"], ["currentThreadsBusy", 'busy', "absolute"] ]}, 'jvm': { - 'options': [None, "JVM Free Memory", "MB", "statistics", "tomcat.jvm", "area"], + 'options': [None, "JVM Memory Pool Usage", "MB", "memory", "tomcat.jvm", "stacked"], + 'lines': [ + ["free", 'free', "absolute", 1, 1048576], + ["eden_used", 'eden', "absolute", 1, 1048576], + ["survivor_used", 'survivor', "absolute", 1, 1048576], + ["tenured_used", 'tenured', "absolute", 1, 1048576], + ["code_cache_used", 'code cache', "absolute", 1, 1048576], + ["compressed_used", 'compressed', "absolute", 1, 1048576], + ["metaspace_used", 'metaspace', "absolute", 1, 1048576], + ]}, + 'jvm_eden': { + 'options': [None, "Eden Memory Usage", "MB", "memory", "tomcat.jvm_eden", "area"], 'lines': [ - ["free", None, "absolute", 1, 1048576] - ]} + ["eden_used", 'used', "absolute", 1, 1048576], + ["eden_commited", 'commited', "absolute", 1, 1048576], + ["eden_max", 'max', "absolute", 1, 1048576] + ]}, + 'jvm_survivor': { + 'options': [None, "Survivor Memory Usage", "MB", "memory", "tomcat.jvm_survivor", "area"], + 'lines': [ + ["survivor_used", 'used', "absolute", 1, 1048576], + ["survivor_commited", 'commited', "absolute", 1, 1048576], + ["survivor_max", 'max', "absolute", 1, 1048576] + ]}, + 'jvm_tenured': { + 'options': [None, "Tenured Memory Usage", "MB", "memory", "tomcat.jvm_tenured", "area"], + 'lines': [ + ["tenured_used", 'used', "absolute", 1, 1048576], + ["tenured_commited", 'commited', "absolute", 1, 1048576], + ["tenured_max", 'max', "absolute", 1, 1048576] + ]}, } - class Service(UrlService): def __init__(self, configuration=None, name=None): UrlService.__init__(self, configuration=configuration, name=name) self.url = self.configuration.get('url', "http://127.0.0.1:8080/manager/status?XML=true") + self.connector_name = self.configuration.get('connector_name', None) self.order = ORDER self.definitions = CHARTS - def check(self): - netloc = urlparse(self.url).netloc.rpartition(':') - if netloc[1] == ':': port = netloc[2] - else: port = 80 - - self.regex_jvm = compile(r'<jvm>.*?</jvm>') - self.regex_connector = compile(r'[a-z-]+%s.*?/connector' % port) - self.regex = compile(r'([\w]+)=\\?[\'\"](\d+)\\?[\'\"]') - - return UrlService.check(self) - def _get_data(self): """ Format data received from http request :return: dict """ - data = self._get_raw_data() - if data: - jvm = self.regex_jvm.findall(data) or [''] - connector = self.regex_connector.findall(data) or [''] - data = dict(self.regex.findall(''.join([jvm[0], connector[0]]))) - - return data or None + data = None + raw_data = self._get_raw_data() + if raw_data: + xml = None + try: + xml = ET.fromstring(raw_data) + except ET.ParseError: + self.debug('%s is not a vaild XML page. Please add "?XML=true" to tomcat status page.' % self.url) + return None + data = {} + + jvm = xml.find('jvm') + + connector = None + if self.connector_name: + for conn in xml.findall('connector'): + if conn.get('name') == self.connector_name: + connector = conn + break + else: + connector = xml.find('connector') + memory = jvm.find('memory') + data['free'] = memory.get('free') + data['total'] = memory.get('total') + + for pool in jvm.findall('memorypool'): + name = pool.get('name') + if name == 'Eden Space': + data['eden_used'] = pool.get('usageUsed') + data['eden_commited'] = pool.get('usageCommitted') + data['eden_max'] = pool.get('usageMax') + elif name == 'Survivor Space': + data['survivor_used'] = pool.get('usageUsed') + data['survivor_commited'] = pool.get('usageCommitted') + data['survivor_max'] = pool.get('usageMax') + elif name == 'Tenured Gen': + data['tenured_used'] = pool.get('usageUsed') + data['tenured_commited'] = pool.get('usageCommitted') + data['tenured_max'] = pool.get('usageMax') + elif name == 'Code Cache': + data['code_cache_used'] = pool.get('usageUsed') + data['code_cache_commited'] = pool.get('usageCommitted') + data['code_cache_max'] = pool.get('usageMax') + elif name == 'Compressed': + data['compressed_used'] = pool.get('usageUsed') + data['compressed_commited'] = pool.get('usageCommitted') + data['compressed_max'] = pool.get('usageMax') + elif name == 'Metaspace': + data['metaspace_used'] = pool.get('usageUsed') + data['metaspace_commited'] = pool.get('usageCommitted') + data['metaspace_max'] = pool.get('usageMax') + + if connector: + thread_info = connector.find('threadInfo') + data['currentThreadsBusy'] = thread_info.get('currentThreadsBusy') + data['currentThreadCount'] = thread_info.get('currentThreadCount') + + request_info = connector.find('requestInfo') + data['processingTime'] = request_info.get('processingTime') + data['requestCount'] = request_info.get('requestCount') + data['errorCount'] = request_info.get('errorCount') + data['bytesReceived'] = request_info.get('bytesReceived') + data['bytesSent'] = request_info.get('bytesSent') + + return data or None |