def start(self,
join_ring=True,
no_wait=False,
verbose=False,
update_pid=True,
wait_other_notice=False,
replace_token=None,
replace_address=None,
jvm_args=[],
wait_for_binary_proto=False,
profile_options=None,
use_jna=False):
"""
Start the node. Options includes:
- join_ring: if false, start the node with -Dcassandra.join_ring=False
- no_wait: by default, this method returns when the node is started and listening to clients.
If no_wait=True, the method returns sooner.
- wait_other_notice: if True, this method returns only when all other live node of the cluster
have marked this node UP.
- replace_token: start the node with the -Dcassandra.replace_token option.
- replace_address: start the node with the -Dcassandra.replace_address option.
"""
if self.is_running():
raise NodeError("%s is already running" % self.name)
for itf in list(self.network_interfaces.values()):
if itf is not None and replace_address is None:
common.check_socket_available(itf)
if wait_other_notice:
marks = [ (node, node.mark_log()) for node in list(self.cluster.nodes.values()) if node.is_running() ]
cdir = self.get_install_dir()
launch_bin = common.join_bin(cdir, 'bin', 'dse')
# Copy back the dse scripts since profiling may have modified it the previous time
shutil.copy(launch_bin, self.get_bin_dir())
launch_bin = common.join_bin(self.get_path(), 'bin', 'dse')
# If Windows, change entries in .bat file to split conf from binaries
if common.is_win():
self.__clean_bat()
if profile_options is not None:
config = common.get_config()
if not 'yourkit_agent' in config:
raise NodeError("Cannot enable profile. You need to set 'yourkit_agent' to the path of your agent in a {0}/config".format(common.get_default_path_display_name()))
cmd = '-agentpath:%s' % config['yourkit_agent']
if 'options' in profile_options:
cmd = cmd + '=' + profile_options['options']
print_(cmd)
# Yes, it's fragile as shit
pattern=r'cassandra_parms="-Dlog4j.configuration=log4j-server.properties -Dlog4j.defaultInitOverride=true'
common.replace_in_file(launch_bin, pattern, ' ' + pattern + ' ' + cmd + '"')
os.chmod(launch_bin, os.stat(launch_bin).st_mode | stat.S_IEXEC)
env = common.make_dse_env(self.get_install_dir(), self.get_path())
if common.is_win():
self._clean_win_jmx();
pidfile = os.path.join(self.get_path(), 'cassandra.pid')
args = [launch_bin, 'cassandra']
if self.workload is not None:
if 'hadoop' in self.workload:
args.append('-t')
if 'solr' in self.workload:
args.append('-s')
if 'spark' in self.workload:
args.append('-k')
if 'cfs' in self.workload:
args.append('-c')
args += [ '-p', pidfile, '-Dcassandra.join_ring=%s' % str(join_ring) ]
if replace_token is not None:
args.append('-Dcassandra.replace_token=%s' % str(replace_token))
if replace_address is not None:
args.append('-Dcassandra.replace_address=%s' % str(replace_address))
if use_jna is False:
args.append('-Dcassandra.boot_without_jna=true')
args = args + jvm_args
process = None
if common.is_win():
# clean up any old dirty_pid files from prior runs
if (os.path.isfile(self.get_path() + "/dirty_pid.tmp")):
os.remove(self.get_path() + "/dirty_pid.tmp")
process = subprocess.Popen(args, cwd=self.get_bin_dir(), env=env, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
else:
process = subprocess.Popen(args, env=env, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
# Our modified batch file writes a dirty output with more than just the pid - clean it to get in parity
# with *nix operation here.
if common.is_win():
self.__clean_win_pid()
self._update_pid(process)
elif update_pid:
if no_wait:
time.sleep(2) # waiting 2 seconds nevertheless to check for early errors and for the pid to be set
else:
for line in process.stdout:
if verbose:
print_(line.rstrip('\n'))
self._update_pid(process)
if not self.is_running():
raise NodeError("Error starting node %s" % self.name, process)
if wait_other_notice:
for node, mark in marks:
node.watch_log_for_alive(self, from_mark=mark)
if wait_for_binary_proto:
self.watch_log_for("Starting listening for CQL clients")
# we're probably fine at that point but just wait some tiny bit more because
# the msg is logged just before starting the binary protocol server
time.sleep(0.2)
if self.cluster.hasOpscenter():
self._start_agent()
return process
def start(self,
join_ring=True,
no_wait=False,
verbose=False,
update_pid=True,
wait_other_notice=False,
replace_token=None,
replace_address=None,
jvm_args=None,
wait_for_binary_proto=False,
profile_options=None,
use_jna=False,
quiet_start=False):
"""
Start the node. Options includes:
- join_ring: if false, start the node with -Dcassandra.join_ring=False
- no_wait: by default, this method returns when the node is started and listening to clients.
If no_wait=True, the method returns sooner.
- wait_other_notice: if True, this method returns only when all other live node of the cluster
have marked this node UP.
- replace_token: start the node with the -Dcassandra.replace_token option.
- replace_address: start the node with the -Dcassandra.replace_address option.
"""
if jvm_args is None:
jvm_args = []
if self.is_running():
raise NodeError("%s is already running" % self.name)
for itf in list(self.network_interfaces.values()):
if itf is not None and replace_address is None:
common.check_socket_available(itf)
if wait_other_notice:
marks = [(node, node.mark_log())
for node in list(self.cluster.nodes.values())
if node.is_running()]
cdir = self.get_install_dir()
launch_bin = common.join_bin(cdir, 'bin', 'dse')
# Copy back the dse scripts since profiling may have modified it the previous time
shutil.copy(launch_bin, self.get_bin_dir())
launch_bin = common.join_bin(self.get_path(), 'bin', 'dse')
# If Windows, change entries in .bat file to split conf from binaries
if common.is_win():
self.__clean_bat()
if profile_options is not None:
config = common.get_config()
if 'yourkit_agent' not in config:
raise NodeError(
"Cannot enable profile. You need to set 'yourkit_agent' to the path of your agent in a {0}/config"
.format(common.get_default_path_display_name()))
cmd = '-agentpath:%s' % config['yourkit_agent']
if 'options' in profile_options:
cmd = cmd + '=' + profile_options['options']
print_(cmd)
# Yes, it's fragile as shit
pattern = r'cassandra_parms="-Dlog4j.configuration=log4j-server.properties -Dlog4j.defaultInitOverride=true'
common.replace_in_file(launch_bin, pattern,
' ' + pattern + ' ' + cmd + '"')
os.chmod(launch_bin, os.stat(launch_bin).st_mode | stat.S_IEXEC)
env = common.make_dse_env(self.get_install_dir(), self.get_path())
if common.is_win():
self._clean_win_jmx()
pidfile = os.path.join(self.get_path(), 'cassandra.pid')
args = [launch_bin, 'cassandra']
if self.workload is not None:
if 'hadoop' in self.workload:
args.append('-t')
if 'solr' in self.workload:
args.append('-s')
if 'spark' in self.workload:
args.append('-k')
if 'cfs' in self.workload:
args.append('-c')
args += ['-p', pidfile, '-Dcassandra.join_ring=%s' % str(join_ring)]
if replace_token is not None:
args.append('-Dcassandra.replace_token=%s' % str(replace_token))
if replace_address is not None:
args.append('-Dcassandra.replace_address=%s' %
str(replace_address))
if use_jna is False:
args.append('-Dcassandra.boot_without_jna=true')
args = args + jvm_args
process = None
if common.is_win():
# clean up any old dirty_pid files from prior runs
if (os.path.isfile(self.get_path() + "/dirty_pid.tmp")):
os.remove(self.get_path() + "/dirty_pid.tmp")
process = subprocess.Popen(args,
cwd=self.get_bin_dir(),
env=env,
stdout=subprocess.PIPE,
stderr=subprocess.PIPE)
else:
process = subprocess.Popen(args,
env=env,
stdout=subprocess.PIPE,
stderr=subprocess.PIPE)
# Our modified batch file writes a dirty output with more than just the pid - clean it to get in parity
# with *nix operation here.
if common.is_win():
self.__clean_win_pid()
self._update_pid(process)
elif update_pid:
if no_wait:
time.sleep(
2
) # waiting 2 seconds nevertheless to check for early errors and for the pid to be set
else:
for line in process.stdout:
if verbose:
print_(line.rstrip('\n'))
self._update_pid(process)
if not self.is_running():
raise NodeError("Error starting node %s" % self.name, process)
if wait_other_notice:
for node, mark in marks:
node.watch_log_for_alive(self, from_mark=mark)
if wait_for_binary_proto:
self.wait_for_binary_interface()
if self.cluster.hasOpscenter():
self._start_agent()
return process