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 configure_firewall():
_SUSE_FW_TEMPLATE = """## Name: HAE cluster ports
## Description: opens ports for HAE cluster services
TCP="%(tcp)s"
UDP="%(udp)s"
"""
corosync_mcastport = crm_script.param('mcastport')
if not corosync_mcastport:
rc, out, err = crm_script.call(['crm', 'corosync', 'get', 'totem.interface.mcastport'])
if rc == 0:
corosync_mcastport = out.strip()
FW = '/etc/sysconfig/SuSEfirewall2'
FW_CLUSTER = '/etc/sysconfig/SuSEfirewall2.d/services/cluster'
tcp_ports = '30865 5560 7630 21064'
udp_ports = '%s %s' % (corosync_mcastport, int(corosync_mcastport) - 1)
if is_service_enabled('SuSEfirewall2'):
if os.path.isfile(FW_CLUSTER):
tmpl = open(FW_CLUSTER).read()
tmpl = re.sub(r'^TCP="(.*)"', 'TCP="%s"' % (tcp_ports), tmpl, flags=re.M)
tmpl = re.sub(r'^UDP="(.*)"', 'UDP="%s"' % (udp_ports), tmpl, flags=re.M)
with open(FW_CLUSTER, 'w') as f:
f.write(tmpl)
elif os.path.isdir(os.path.dirname(FW_CLUSTER)):
with open(FW_CLUSTER, 'w') as fwc:
fwc.write(_SUSE_FW_TEMPLATE % {'tcp': tcp_ports,
'udp': udp_ports})
else:
# neither the cluster file nor the services
# directory exists
crm_script.exit_fail("SUSE firewall is configured but %s does not exist" %
os.path.dirname(FW_CLUSTER))
# add cluster to FW_CONFIGURATIONS_EXT
if os.path.isfile(FW):
txt = open(FW).read()
m = re.search(r'^FW_CONFIGURATIONS_EXT="(.*)"', txt, re.M)
if m:
services = m.group(1).split()
if 'cluster' not in services:
services.append('cluster')
txt = re.sub(r'^FW_CONFIGURATIONS_EXT="(.*)"',
r'FW_CONFIGURATIONS_EXT="%s"' % (' '.join(services)),
txt,
flags=re.M)
else:
txt += '\nFW_CONFIGURATIONS_EXT="cluster"'
with open(FW, 'w') as fw:
fw.write(txt)
if is_service_active('SuSEfirewall2'):
crm_script.service('SuSEfirewall2', 'restart')
def configure_firewall():
_SUSE_FW_TEMPLATE = """## Name: HAE cluster ports
## Description: opens ports for HAE cluster services
TCP="%(tcp)s"
UDP="%(udp)s"
"""
corosync_mcastport = crm_script.param('mcastport')
if not corosync_mcastport:
rc, out, err = crm_script.call(['crm', 'corosync', 'get', 'totem.interface.mcastport'])
if rc == 0:
corosync_mcastport = out.strip()
FW = '/etc/sysconfig/SuSEfirewall2'
FW_CLUSTER = '/etc/sysconfig/SuSEfirewall2.d/services/cluster'
tcp_ports = '30865 5560 7630 21064'
udp_ports = '%s %s' % (corosync_mcastport, int(corosync_mcastport) - 1)
if is_service_enabled('SuSEfirewall2'):
if os.path.isfile(FW_CLUSTER):
tmpl = open(FW_CLUSTER).read()
tmpl = re.sub(r'^TCP="(.*)"', 'TCP="%s"' % (tcp_ports), tmpl, flags=re.M)
tmpl = re.sub(r'^UDP="(.*)"', 'UDP="%s"' % (udp_ports), tmpl, flags=re.M)
with open(FW_CLUSTER, 'w') as f:
f.write(tmpl)
elif os.path.isdir(os.path.dirname(FW_CLUSTER)):
with open(FW_CLUSTER, 'w') as fwc:
fwc.write(_SUSE_FW_TEMPLATE % {'tcp': tcp_ports,
'udp': udp_ports})
else:
# neither the cluster file nor the services
# directory exists
crm_script.exit_fail("SUSE firewall is configured but %s does not exist" %
os.path.dirname(FW_CLUSTER))
# add cluster to FW_CONFIGURATIONS_EXT
if os.path.isfile(FW):
txt = open(FW).read()
m = re.search(r'^FW_CONFIGURATIONS_EXT="(.*)"', txt, re.M)
if m:
services = m.group(1).split()
if 'cluster' not in services:
services.append('cluster')
txt = re.sub(r'^FW_CONFIGURATIONS_EXT="(.*)"',
r'FW_CONFIGURATIONS_EXT="%s"' % (' '.join(services)),
txt,
flags=re.M)
else:
txt += '\nFW_CONFIGURATIONS_EXT="cluster"'
with open(FW, 'w') as fw:
fw.write(txt)
if is_service_active('SuSEfirewall2'):
crm_script.service('SuSEfirewall2', 'restart')
#!/usr/bin/env python
import sys
import crm_script
host = crm_script.host()
remove_nodes = crm_script.param('node').split(',')
def run_collect():
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)
def run_apply():
for node in remove_nodes:
rc, out, err = crm_script.call([
'ssh', '-o', 'PasswordAuthentication=no',
'root@%s' % (node), 'systemctl stop corosync.service'
])
if rc != 0:
import crm_script
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.param('nodes')
crm_script.save_template('./basic.cib.template',
'./basic.cib')
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_ok(True)
#!/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]))
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]))
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.param('nodes')
crm_script.save_template('./basic.cib.template', './basic.cib')
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_ok(True)
return True
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(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))
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))
#!/usr/bin/env python
import sys
import crm_script
host = crm_script.host()
remove_nodes = crm_script.param('node').split(',')
def run_collect():
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)
def run_apply():
for node in remove_nodes:
rc, out, err = crm_script.call(['ssh',
'-o', 'PasswordAuthentication=no',
'root@%s' % (node),
'systemctl stop corosync.service'])
if rc != 0:
crm_script.exit_fail("Failed to stop corosync on %s: %s" % (node, err))