def do_stop(self, context):
'''
Stops the cluster services on this node
'''
rc, out, err = utils.get_stdout_stderr('service pacemaker stop')
if rc != 0:
context.fatal_error("Failed to stop pacemaker service: %s" % (err))
rc, out, err = utils.get_stdout_stderr('service corosync stop')
if rc != 0:
context.fatal_error("Failed to stop corosync service: %s" % (err))
err_buf.info("Cluster services stopped")
def do_stop(self, context):
'''
Stops the cluster services on this node
'''
rc, out, err = utils.get_stdout_stderr('service pacemaker stop')
if rc != 0:
context.fatal_error("Failed to stop pacemaker service: %s" % (err))
rc, out, err = utils.get_stdout_stderr('service corosync stop')
if rc != 0:
context.fatal_error("Failed to stop corosync service: %s" % (err))
err_buf.info("Cluster services stopped")
def run(name, args):
'''
Run the given script on the given set of hosts
name: a cluster script is a folder <name> containing a main.yml file
args: list of nvpairs
'''
if not has_pssh:
try:
from psshlib.task import Task
except ImportError:
raise ValueError("The pssh library is not installed or is not up to date.")
raise ValueError("The installed pssh library lacks the API patch.")
workdir = _generate_workdir_name()
main, filename, script_dir = _open_script(name)
params = _parse_parameters(name, args, main)
hosts = params['nodes']
err_buf.info(main['name'])
err_buf.info("Nodes: " + ', '.join([x[0] for x in hosts]))
local_node, hosts = _extract_localnode(hosts)
opts = _make_options(params)
_set_controlpersist(opts)
try:
_create_script_workdir(script_dir, workdir)
_copy_utils(workdir)
_create_remote_workdirs(hosts, workdir, opts)
_copy_to_remote_dirs(hosts, workdir, opts)
# make sure all path references are relative to the script directory
os.chdir(workdir)
stepper = RunStep(main, params, local_node, hosts, opts, workdir)
step = params['step']
statefile = params['statefile']
if step or statefile:
if not step or not statefile:
raise ValueError("Must set both step and statefile")
return stepper.single_step(step, statefile)
else:
return stepper.all_steps()
except (OSError, IOError), e:
import traceback
traceback.print_exc()
raise ValueError("Internal error while running %s: %s" % (name, e))
def run(name, args):
'''
Run the given script on the given set of hosts
name: a cluster script is a folder <name> containing a main.yml file
args: list of nvpairs
'''
if not has_pssh:
raise ValueError(
"The parallax library is not installed or is not up to date.")
workdir = _generate_workdir_name()
main, filename, script_dir = _open_script(name)
params = _parse_parameters(name, args, main)
hosts = params['nodes']
err_buf.info(main['name'])
err_buf.info("Nodes: " + ', '.join([x[0] for x in hosts]))
local_node, hosts = _extract_localnode(hosts)
opts = _make_options(params)
_set_controlpersist(opts)
try:
_create_script_workdir(script_dir, workdir)
_copy_utils(workdir)
_create_remote_workdirs(hosts, workdir, opts)
_copy_to_remote_dirs(hosts, workdir, opts)
# make sure all path references are relative to the script directory
os.chdir(workdir)
stepper = RunStep(main, params, local_node, hosts, opts, workdir)
step = params['step']
statefile = params['statefile']
if step or statefile:
if not step or not statefile:
raise ValueError("Must set both step and statefile")
return stepper.single_step(step, statefile)
else:
return stepper.all_steps()
except (OSError, IOError), e:
import traceback
traceback.print_exc()
raise ValueError("Internal error while running %s: %s" % (name, e))
def rename_rscref(c_obj, old_id, new_id):
if rename_rscref_simple(c_obj, old_id, new_id) or \
rename_rscref_rset(c_obj, old_id, new_id):
err_buf.info("resource references in %s updated" % str(c_obj))
def rename_rscref(c_obj, old_id, new_id):
if rename_rscref_simple(c_obj, old_id, new_id) or \
rename_rscref_rset(c_obj, old_id, new_id):
err_buf.info("resource references in %s updated" % str(c_obj))