/
setup.py
executable file
·259 lines (232 loc) · 13.8 KB
/
setup.py
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#!/usr/bin/python
#
# Copyright (c) 2013 Juniper Networks, Inc. All rights reserved.
#
import os
import sys
import argparse
import ConfigParser
import re
from fabric.api import *
from contrail_provisioning.common.base import ContrailSetup
from contrail_provisioning.database.templates import contrail_database_nodemgr_template
from contrail_provisioning.database.templates import database_nodemgr_param_template
class DatabaseSetup(ContrailSetup):
def __init__(self, args_str = None):
super(DatabaseSetup, self).__init__()
self._args = None
if not args_str:
args_str = ' '.join(sys.argv[1:])
self.global_defaults = {
'dir' : '/usr/share/cassandra',
'database_listen_ip' : '127.0.0.1',
'cfgm_ip': '127.0.0.1',
'minimum_diskGB': '256',
}
self.parse_args(args_str)
self.database_listen_ip = self._args.self_ip
self.database_seed_list = self._args.seed_list
self.database_dir = self._args.dir
def parse_args(self, args_str):
'''
Eg. setup-vnc-database
--self_ip 10.84.13.23
--dir /usr/share/cassandra
--initial_token 0 --seed_list 10.84.13.23 10.84.13.24
--data_dir /home/cassandra
--zookeeper_ip_list 10.1.5.11 10.1.5.12
--database_index 1
'''
parser = self._parse_args(args_str)
parser.add_argument("--self_ip", help = "IP Address of this database node")
parser.add_argument("--cfgm_ip", help = "IP Address of the config node")
if self.pdist in ['fedora', 'centos', 'redhat']:
parser.add_argument("--dir", help = "Directory where database binary exists", default = '/usr/share/cassandra')
if self.pdist in ['Ubuntu']:
parser.add_argument("--dir", help = "Directory where database binary exists", default = '/etc/cassandra')
parser.add_argument("--initial_token", help = "Initial token for database node")
parser.add_argument("--seed_list", help = "List of seed nodes for database", nargs='+')
parser.add_argument("--data_dir", help = "Directory where database stores data")
parser.add_argument("--analytics_data_dir", help = "Directory where database stores analytics data")
parser.add_argument("--ssd_data_dir", help = "SSD directory that database stores data")
parser.add_argument("--zookeeper_ip_list", help = "List of IP Addresses of zookeeper servers",
nargs='+', type=str)
parser.add_argument("--database_index", help = "The index of this databse node")
parser.add_argument("--minimum_diskGB", help = "Required minimum disk space for contrail database")
parser.add_argument("--kafka_broker_id", help = "The broker id of the database node")
self._args = parser.parse_args(self.remaining_argv)
def fixup_config_files(self):
# Put hostname/ip mapping into /etc/hosts to avoid DNS resolution failing at bootup (Cassandra can fail)
hosts_entry = '%s %s' %(self.database_listen_ip, self.hostname)
with settings( warn_only= True) :
local('grep -q \'%s\' /etc/hosts || echo \'%s\' >> /etc/hosts' %(self.database_listen_ip, hosts_entry))
if self.pdist == 'fedora' or self.pdist == 'centos' or self.pdist == 'redhat':
CASSANDRA_CONF = '/etc/cassandra/conf'
CASSANDRA_CONF_FILE = 'cassandra.yaml'
CASSANDRA_ENV_FILE = 'cassandra-env.sh'
if self.pdist == 'Ubuntu':
CASSANDRA_CONF = '/etc/cassandra/'
CASSANDRA_CONF_FILE = 'cassandra.yaml'
CASSANDRA_ENV_FILE = 'cassandra-env.sh'
listen_ip = self.database_listen_ip
cassandra_dir = self.database_dir
initial_token = self._args.initial_token
seed_list = self.database_seed_list
data_dir = self._args.data_dir
analytics_data_dir = self._args.analytics_data_dir
ssd_data_dir = self._args.ssd_data_dir
if not cassandra_dir:
raise RuntimeError('Undefined cassandra directory')
conf_dir = CASSANDRA_CONF
cnd = os.path.exists(conf_dir)
conf_file = os.path.join(conf_dir, CASSANDRA_CONF_FILE)
cnd = cnd and os.path.exists(conf_file)
if not cnd:
raise RuntimeError('%s does not appear to be a cassandra source directory' % cassandra_dir)
self.replace_in_file(conf_file, 'listen_address: ', 'listen_address: ' + listen_ip)
self.replace_in_file(conf_file, 'cluster_name: ', 'cluster_name: \'Contrail\'')
self.replace_in_file(conf_file, 'rpc_address: ', 'rpc_address: ' + listen_ip)
self.replace_in_file(conf_file, '# num_tokens: 256', 'num_tokens: 256')
self.replace_in_file(conf_file, 'initial_token:', '# initial_token:')
if data_dir:
saved_cache_dir = os.path.join(data_dir, 'saved_caches')
self.replace_in_file(conf_file, 'saved_caches_directory:', 'saved_caches_directory: ' + saved_cache_dir)
commit_log_dir = os.path.join(data_dir, 'commitlog')
self.replace_in_file(conf_file, 'commitlog_directory:', 'commitlog_directory: ' + commit_log_dir)
cass_data_dir = os.path.join(data_dir, 'data')
self.replace_in_file(conf_file, ' - /var/lib/cassandra/data', ' - ' + cass_data_dir)
if ssd_data_dir:
commit_log_dir = os.path.join(ssd_data_dir, 'commitlog')
self.replace_in_file(conf_file, 'commitlog_directory:', 'commitlog_directory: ' + commit_log_dir)
if analytics_data_dir:
if not data_dir:
data_dir = '/var/lib/cassandra'
cass_data_dir = os.path.join(data_dir, 'data')
else:
cass_data_dir = data_dir
analytics_dir_link = os.path.join(cass_data_dir, 'ContrailAnalytics')
analytics_dir = os.path.join(analytics_data_dir, 'ContrailAnalytics')
if not os.path.exists(analytics_dir_link):
if not os.path.exists(data_dir):
local("sudo mkdir -p %s" % (data_dir))
local("sudo chown -R cassandra: %s" % (data_dir))
if not os.path.exists(cass_data_dir):
local("sudo mkdir -p %s" % (cass_data_dir))
local("sudo chown -R cassandra: %s" % (cass_data_dir))
if not os.path.exists(analytics_dir):
local("sudo mkdir -p %s" % (analytics_dir))
local("sudo chown -R cassandra: %s" % (analytics_dir))
local("sudo ln -s %s %s" % (analytics_dir, analytics_dir_link))
local("sudo chown -h cassandra: %s" % (analytics_dir_link))
else:
if not data_dir:
data_dir = '/var/lib/cassandra'
cass_data_dir = os.path.join(data_dir, 'data')
else:
cass_data_dir = data_dir
analytics_dir = os.path.join(cass_data_dir, 'ContrailAnalytics')
if not os.path.exists(analytics_dir):
if not os.path.exists(data_dir):
local("sudo mkdir -p %s" % (data_dir))
local("sudo chown -R cassandra: %s" % (data_dir))
if not os.path.exists(cass_data_dir):
local("sudo mkdir -p %s" % (cass_data_dir))
local("sudo chown -R cassandra: %s" % (cass_data_dir))
local("sudo mkdir -p %s" % (analytics_dir))
local("sudo chown -R cassandra: %s" % (analytics_dir))
disk_cmd = "df -Pk " + analytics_dir + " | grep % | awk '{print $2}'"
total_disk = local(disk_cmd, capture = True).strip()
if (int(total_disk)/(1024*1024) < int(self._args.minimum_diskGB)):
raise RuntimeError('Minimum disk space for analytics db is not met')
if seed_list:
self.replace_in_file(conf_file, ' - seeds: ', ' - seeds: "' + ", ".join(seed_list) + '"')
env_file = os.path.join(conf_dir, CASSANDRA_ENV_FILE)
cnd = os.path.exists(env_file)
if not cnd:
raise RuntimeError('%s does not appear to be a cassandra source directory' % cassandra_dir)
local("sudo sed -i 's/# JVM_OPTS=\"\$JVM_OPTS -XX:+PrintGCDetails\"/JVM_OPTS=\"\$JVM_OPTS -XX:+PrintGCDetails\"/g' %s" \
% (env_file))
if (self.pdist == 'centos' and self.pdistversion >= '6.5') or self.pdist == 'redhat':
local("sudo sed -i 's/JVM_OPTS=\"\$JVM_OPTS -Xss180k\"/JVM_OPTS=\"\$JVM_OPTS -Xss228k\"/g' %s" \
% (env_file))
else:
local("sudo sed -i 's/JVM_OPTS=\"\$JVM_OPTS -Xss180k\"/JVM_OPTS=\"\$JVM_OPTS -Xss512k\"/g' %s" \
% (env_file))
local("sudo sed -i 's/# JVM_OPTS=\"\$JVM_OPTS -XX:+PrintGCDateStamps\"/JVM_OPTS=\"\$JVM_OPTS -XX:+PrintGCDateStamps\"/g' %s" \
% (env_file))
local("sudo sed -i 's/# JVM_OPTS=\"\$JVM_OPTS -XX:+PrintHeapAtGC\"/JVM_OPTS=\"\$JVM_OPTS -XX:+PrintHeapAtGC\"/g' %s" \
% (env_file))
local("sudo sed -i 's/# JVM_OPTS=\"\$JVM_OPTS -XX:+PrintTenuringDistribution\"/JVM_OPTS=\"\$JVM_OPTS -XX:+PrintTenuringDistribution\"/g' %s" \
% (env_file))
local("sudo sed -i 's/# JVM_OPTS=\"\$JVM_OPTS -XX:+PrintGCApplicationStoppedTime\"/JVM_OPTS=\"\$JVM_OPTS -XX:+PrintGCApplicationStoppedTime\"/g' %s" \
% (env_file))
local("sudo sed -i 's/# JVM_OPTS=\"\$JVM_OPTS -XX:+PrintPromotionFailure\"/JVM_OPTS=\"\$JVM_OPTS -XX:+PrintPromotionFailure\"/g' %s" \
% (env_file))
local("sudo sed -i 's/# JVM_OPTS=\"\$JVM_OPTS -XX:PrintFLSStatistics=1\"/JVM_OPTS=\"\$JVM_OPTS -XX:PrintFLSStatistics=1\"/g' %s" \
% (env_file))
local("sudo sed -i 's/# JVM_OPTS=\"\$JVM_OPTS -Xloggc:\/var\/log\/cassandra\/gc-`date +%%s`.log\"/JVM_OPTS=\"\$JVM_OPTS -Xloggc:\/var\/log\/cassandra\/gc-`date +%%s`.log\"/g' %s" \
% (env_file))
local("sudo sed -i 's/MaxTenuringThreshold=1/MaxTenuringThreshold=30/g' %s" % (env_file))
self.fixup_contrail_database_nodemgr()
# set high session timeout to survive glance led disk activity
local('sudo echo "maxSessionTimeout=120000" >> /etc/zookeeper/conf/zoo.cfg')
local('sudo echo "autopurge.purgeInterval=3" >> /etc/zookeeper/conf/zoo.cfg')
local("sudo sed 's/^#log4j.appender.ROLLINGFILE.MaxBackupIndex=/log4j.appender.ROLLINGFILE.MaxBackupIndex=/g' /etc/zookeeper/conf/log4j.properties > log4j.properties.new")
local("sudo mv log4j.properties.new /etc/zookeeper/conf/log4j.properties")
if self.pdist == 'fedora' or self.pdist == 'centos' or self.pdist == 'redhat':
local('echo export ZOO_LOG4J_PROP="INFO,CONSOLE,ROLLINGFILE" >> /usr/lib/zookeeper/bin/zkEnv.sh')
if self.pdist == 'Ubuntu':
local('echo ZOO_LOG4J_PROP="INFO,CONSOLE,ROLLINGFILE" >> /etc/zookeeper/conf/environment')
zk_index = 1
for zk_ip in self._args.zookeeper_ip_list:
local('sudo echo "server.%d=%s:2888:3888" >> /etc/zookeeper/conf/zoo.cfg' %(zk_index, zk_ip))
zk_index = zk_index + 1
#put cluster-unique zookeeper's instance id in myid
local('sudo echo "%s" > /var/lib/zookeeper/myid' %(self._args.database_index))
self.fixup_kafka_server_properties()
def fixup_kafka_server_properties(self):
#Update the broker id of the /usr/share/kafka/config/server.properties
KAFKA_SERVER_PROPERTIES='/usr/share/kafka/config/server.properties'
cnd = os.path.exists(KAFKA_SERVER_PROPERTIES)
if not cnd:
raise RuntimeError('%s does not appear to be a kafka config directory' % KAFKA_SERVER_PROPERTIES)
if self._args.kafka_broker_id is not None:
self.replace_in_file(KAFKA_SERVER_PROPERTIES, 'broker.id=', 'broker.id='+self._args.kafka_broker_id)
else:
#kafka not enabled
if os.path.exists('/etc/contrail/supervisord_database_files/kafka.ini'):
os.remove('/etc/contrail/supervisord_database_files/kafka.ini')
#Add all the zoo keeper server address to the server.properties file
zk_list = [server + ":2181" for server in self._args.zookeeper_ip_list]
zk_list_str = ','.join(map(str, zk_list))
self.replace_in_file(KAFKA_SERVER_PROPERTIES, 'zookeeper.connect=', 'zookeeper.connect='+zk_list_str)
#Set replication factor to 2 if more than one kafka broker is available
if (len(zk_list)>1):
if not self.file_pattern_check(KAFKA_SERVER_PROPERTIES, 'default.replication.factor'):
local('sudo echo "default.replication.factor=2" >> %s' % (KAFKA_SERVER_PROPERTIES))
def fixup_contrail_database_nodemgr(self):
template_vals = {
'__contrail_discovery_ip__': self._args.cfgm_ip,
'__contrail_discovery_port__': '5998',
'__minimum_diskGB__': self._args.minimum_diskGB,
'__hostip__': self.database_listen_ip,
}
self._template_substitute_write(contrail_database_nodemgr_template.template,
template_vals, self._temp_dir_name + '/contrail-database-nodemgr.conf')
local("sudo mv %s/contrail-database-nodemgr.conf /etc/contrail/contrail-database-nodemgr.conf" %(self._temp_dir_name))
def run_services(self):
local("sudo database-server-setup.sh %s" % (self.database_listen_ip))
#Checks if a pattern is present in the file or not
def file_pattern_check(self, file_name, regexp):
rs = re.compile(regexp)
with open(file_name, 'r') as f:
for line in f:
match = rs.search(line)
if match:
return True
return False
def main(args_str = None):
database = DatabaseSetup(args_str)
database.setup()
if __name__ == "__main__":
main()