def make_bindnetaddr():
host = crm_script.host()
hostinfo = crm_script.output(2)[host]
ba = crm_script.param('bindnetaddr')
if ba:
return ba
# if not, try to figure it out based
# on preferred interface
iface = crm_script.param('iface')
if isinstance(iface, dict):
iface = iface[host]
interfaces = hostinfo['net']['interfaces']
if not iface:
for info in interfaces:
if info.get('Destination') == '0.0.0.0':
iface = info.get('Iface')
break
try:
for info in interfaces:
if info.get('Iface') != iface:
continue
dst = info.get('Destination')
if dst != '0.0.0.0':
return info.get('Destination')
except:
pass
crm_script.fail_exit("Could not discover appropriate bindnetaddr")
def run_corosync():
# create corosync.conf
nodelist = crm_script.output(2).keys()
nodelist_txt = ""
for i, node in enumerate(nodelist):
nodelist_txt += """
node {
ring0_addr: %s
nodeid: %s
}
""" % (node, i + 1)
quorum_txt = ""
if len(nodelist) == 1:
quorum_txt = ''
if len(nodelist) == 2:
quorum_txt = """ two_node: 1
"""
else:
quorum_txt = """ provider: corosync_votequorum
expected_votes: %s
""" % ((len(nodelist) / 2) + 1)
try:
crm_script.save_template('./corosync.conf.template',
'/etc/corosync/corosync.conf',
bindnetaddr=make_bindnetaddr(),
mcastaddr=crm_script.param('mcastaddr'),
mcastport=crm_script.param('mcastport'),
transport=crm_script.param('transport'),
nodelist=nodelist_txt,
quorum=quorum_txt)
except Exception, e:
crm_script.exit_fail(str(e))
def make_bindnetaddr():
host = crm_script.host()
hostinfo = crm_script.output(1)[host]
ba = crm_script.param('bindnetaddr')
if ba:
return ba
# if not, try to figure it out based
# on preferred interface
iface = crm_script.param('iface')
if isinstance(iface, dict):
iface = iface[host]
interfaces = hostinfo['net']['interfaces']
if not iface:
for info in interfaces:
if info.get('Destination') == '0.0.0.0':
iface = info.get('Iface')
break
try:
for info in interfaces:
if info.get('Iface') != iface:
continue
dst = info.get('Destination')
if dst != '0.0.0.0':
return info.get('Destination')
except:
pass
crm_script.fail_exit("Could not discover appropriate bindnetaddr")
def run_corosync():
# create corosync.conf
nodelist = crm_script.output(1).keys()
nodelist_txt = ""
for i, node in enumerate(nodelist):
nodelist_txt += """
node {
ring0_addr: %s
nodeid: %s
}
""" % (node, i + 1)
quorum_txt = ""
if len(nodelist) == 1:
quorum_txt = ''
if len(nodelist) == 2:
quorum_txt = """ two_node: 1
"""
else:
quorum_txt = """ provider: corosync_votequorum
expected_votes: %s
""" % ((len(nodelist) / 2) + 1)
try:
crm_script.save_template('./corosync.conf.template',
'/etc/corosync/corosync.conf',
bindnetaddr=make_bindnetaddr(),
mcastaddr=crm_script.param('mcastaddr'),
mcastport=crm_script.param('mcastport'),
transport=crm_script.param('transport'),
nodelist=nodelist_txt,
quorum=quorum_txt)
except Exception, e:
crm_script.exit_fail(str(e))
def run_validate():
data = crm_script.output(1)
for node in remove_nodes:
if data.get(node) != node:
crm_script.exit_fail("%s not found or not responding: %s" % (node, data.get(node)))
if host == node:
crm_script.exit_fail("Call from another node: %s = %s" % (node, host))
crm_script.exit_ok(host)
def run_validate():
data = crm_script.output(1)
for node in remove_nodes:
if data.get(node) != node:
crm_script.exit_fail("%s not found or not responding: %s" %
(node, data.get(node)))
if host == node:
crm_script.exit_fail("Call from another node: %s = %s" %
(node, host))
crm_script.exit_ok(host)
#!/usr/bin/env python
import crm_script
import os
import stat
host = crm_script.host()
others = crm_script.output(1).keys()
others.remove(host)
COROSYNC_AUTH = '/etc/corosync/authkey'
COROSYNC_CONF = '/etc/corosync/corosync.conf'
def make_opts():
from psshlib import api as pssh
opts = pssh.Options()
opts.timeout = 60
opts.recursive = True
opts.user = '******'
opts.ssh_options += [
'PasswordAuthentication=no', 'StrictHostKeyChecking=no',
'ControlPersist=no'
]
return opts
def check_results(pssh, results):
failures = []
for host, result in results.items():
if isinstance(result, pssh.Error):
failures.add("%s: %s" % (host, str(result)))
#!/usr/bin/python3
import crm_script
show_all = crm_script.is_true(crm_script.param('show_all'))
uptimes = list(crm_script.output(1).items())
max_uptime = '', 0.0
for host, uptime in uptimes:
if float(uptime) > max_uptime[1]:
max_uptime = host, float(uptime)
if show_all:
print("Uptimes: %s" % (', '.join("%s: %s" % v for v in uptimes)))
print("Longest uptime is %s seconds on host %s" %
(max_uptime[1], max_uptime[0]))
def compare_files(systems):
keys = set()
for host, files in systems:
keys.update(list(files.keys()))
for filename in keys:
vals = set([files.get(filename) for host, files in systems])
if len(vals) > 1:
info = ', '.join('%s: %s' % (h, files.get(filename)) for h, files in systems)
warn("%s: %s" % ("Files differ", info))
compare_system((h, info['system']) for h, info in health_report.items())
compare_files((h, info['files']) for h, info in health_report.items())
if crm_script.output(2):
report = crm_script.output(2)
status = report.get('status')
analysis = report.get('analysis')
if status and not analysis:
warn("Cluster report: %s" % (status))
elif analysis:
print("INFO: Cluster report:")
print(analysis)
else:
warn("No cluster report generated")
if errors:
for e in errors:
print("ERROR:", e)
if warnings:
#!/usr/bin/env python
import crm_script
import os
import stat
host = crm_script.host()
others = crm_script.output(2).keys()
others.remove(host)
COROSYNC_AUTH = '/etc/corosync/authkey'
COROSYNC_CONF = '/etc/corosync/corosync.conf'
def make_opts():
import parallax
opts = parallax.Options()
opts.timeout = 60
opts.recursive = True
opts.user = '******'
opts.ssh_options += ['PasswordAuthentication=no',
'StrictHostKeyChecking=no',
'ControlPersist=no']
return opts
def check_results(parallax, results):
failures = []
for host, result in results.items():
if isinstance(result, parallax.Error):
failures.add("%s: %s" % (host, str(result)))
if failures:
for host, iface in selections.iteritems():
if not iface or invalid(host, iface):
crm_script.exit_fail("No usable network interface on %s: %s" % (host, iface))
return user_iface
def make_mcastaddr():
import random
random.seed()
b, c, d = random.randint(1, 254), random.randint(1, 254), random.randint(1, 254)
return "%d.%d.%d.%d" % (239, b, c, d)
try:
data = crm_script.output(2)
crm_init.verify(data)
ret = {}
ret["iface"] = select_interfaces(crm_script.param("iface"), data)
if not crm_script.param("mcastaddr"):
ret["mcastaddr"] = make_mcastaddr()
crm_script.exit_ok(ret)
except Exception, e:
crm_script.exit_fail("Verification failed: %s" % (e))
#!/usr/bin/python3
import crm_script
show_all = crm_script.is_true(crm_script.param('show_all'))
uptimes = list(crm_script.output(1).items())
max_uptime = '', 0.0
for host, uptime in uptimes:
if float(uptime) > max_uptime[1]:
max_uptime = host, float(uptime)
if show_all:
print("Uptimes: %s" % (', '.join("%s: %s" % v for v in uptimes)))
print("Longest uptime is %s seconds on host %s" % (max_uptime[1], max_uptime[0]))
#check('version', 'Kernel version differs')
def compare_files(systems):
keys = set()
for host, files in systems:
keys.update(files.keys())
for filename in keys:
vals = set([files.get(filename) for host, files in systems])
if len(vals) > 1:
info = ', '.join('%s: %s' % (h, files.get(filename)) for h, files in systems)
warn("%s: %s" % ("Files differ", info))
compare_system((h, info['system']) for h, info in health_report.iteritems())
compare_files((h, info['files']) for h, info in health_report.iteritems())
if crm_script.output(2):
report = crm_script.output(2)
status = report.get('status')
analysis = report.get('analysis')
if status and not analysis:
warn("Cluster report: %s" % (status))
elif analysis:
print "INFO: Cluster report:"
print analysis
else:
warn("No cluster report generated")
if errors:
for e in errors:
print "ERROR:", e
if warnings:
#!/usr/bin/env python
import crm_script
show_all = crm_script.is_true(crm_script.param('show_all'))
uptimes = crm_script.output(1).items()
max_uptime = '', 0
for host, uptime in uptimes:
if uptime > max_uptime[1]:
max_uptime = host, uptime
if show_all:
print "Uptimes: %s" % (', '.join("%s: %s" % v for v in uptimes))
print "Longest uptime is %s seconds on host %s" % (max_uptime[1], max_uptime[0])
rc, _, err = crm_script.call(['crm', 'cluster', 'wait_for_startup', '30'])
if rc != 0:
crm_script.exit_fail("Cluster not responding")
def check_for_primitives():
rc, out, err = crm_script.call("crm configure show type:primitive | grep primitive", shell=True)
if rc == 0 and out:
return True
return False
if check_for_primitives():
crm_script.debug("Joined existing cluster - will not reconfigure")
crm_script.exit_ok(True)
try:
nodelist = crm_script.output(1).keys()
if len(nodelist) < 3:
policy = 'ignore'
else:
policy = 'stop'
crm_script.save_template('./basic.cib.template',
'./basic.cib',
no_quorum_policy=policy)
except IOError, e:
crm_script.exit_fail("IO error: %s" % (str(e)))
except ValueError, e:
crm_script.exit_fail("Value error: %s" % (str(e)))
rc, _, err = crm_script.call(['crm', 'configure', 'load', 'replace', './basic.cib'])
if rc != 0:
crm_script.exit_fail("Failed to load CIB configuration: %s" % (err))
crm_script.exit_fail("No usable network interface on %s: %s" %
(host, iface))
return user_iface
def make_mcastaddr():
import random
random.seed()
b, c, d = random.randint(1,
254), random.randint(1,
254), random.randint(1, 254)
return "%d.%d.%d.%d" % (239, b, c, d)
try:
data = crm_script.output(1)
crm_init.verify(data)
ret = {}
ret['iface'] = select_interfaces(crm_script.param('iface'), data)
if not crm_script.param('mcastaddr'):
ret['mcastaddr'] = make_mcastaddr()
crm_script.exit_ok(ret)
except Exception, e:
crm_script.exit_fail("Verification failed: %s" % (e))
