def get_cib(argv):
if len(argv) == 0:
print utils.get_cib(),
else:
filename = argv[0]
f = open(filename, 'w')
output = utils.get_cib()
if output != "":
f.write(utils.get_cib())
else:
print "Error: No data in the CIB"
sys.exit(1)
def get_cib(argv):
if len(argv) == 0:
print utils.get_cib(),
else:
filename = argv[0]
f = open(filename, 'w')
output = utils.get_cib()
if output != "":
f.write(utils.get_cib())
else:
print "Error: No data in the CIB"
sys.exit(1)
def get_cib(argv):
if len(argv) == 0:
print utils.get_cib(),
else:
filename = argv[0]
try:
f = open(filename, 'w')
output = utils.get_cib()
if output != "":
f.write(utils.get_cib())
else:
utils.err("No data in the CIB")
except IOError as e:
utils.err("Unable to write to file '%s', %s" % (filename, e.strerror))
def resource_clone_remove(argv):
if len(argv) != 1:
usage.resource()
sys.exit(1)
name = argv.pop()
dom = xml.dom.minidom.parseString(utils.get_cib())
re = dom.documentElement.getElementsByTagName("resources")[0]
found = False
for res in re.getElementsByTagName("primitive") + re.getElementsByTagName("group"):
if res.getAttribute("id") == name:
clone = res.parentNode
if clone.tagName != "clone":
print "Error: %s is not in a clone" % name
sys.exit(1)
clone.parentNode.appendChild(res)
clone.parentNode.removeChild(clone)
found = True
break
if found == False:
print "Error: could not find resource or group: %s" % name
sys.exit(1)
xml_resource_string = re.toxml()
args = ["cibadmin", "-o", "resources", "-R", "-X", xml_resource_string]
output, retval = utils.run(args)
if retval != 0:
print output
sys.exit(1)
def resource_clone_create(argv, update = False):
name = argv.pop(0)
element = None
dom = xml.dom.minidom.parseString(utils.get_cib())
re = dom.documentElement.getElementsByTagName("resources")[0]
for res in re.getElementsByTagName("primitive") + re.getElementsByTagName("group"):
if res.getAttribute("id") == name:
element = res
break
if element == None:
print "Error: unable to find group or resource: %s" % name
sys.exit(1)
if update == True:
if element.parentNode.tagName != "clone":
print "Error: %s is not currently a clone" % name
sys.exit(1)
clone = element.parentNode
for ma in clone.getElementsByTagName("meta_attributes"):
clone.removeChild(ma)
else:
for c in re.getElementsByTagName("clone"):
if c.getAttribute("id") == name + "-clone":
print "Error: clone already exists for: %s" % name
sys.exit(1)
clone = dom.createElement("clone")
clone.setAttribute("id",name + "-clone")
clone.appendChild(element)
re.appendChild(clone)
meta = dom.createElement("meta_attributes")
meta.setAttribute("id",name + "-clone-meta")
args = convert_args_to_tuples(argv)
for arg in args:
nvpair = dom.createElement("nvpair")
nvpair.setAttribute("id", name+"-"+arg[0])
nvpair.setAttribute("name", arg[0])
nvpair.setAttribute("value", arg[1])
meta.appendChild(nvpair)
clone.appendChild(meta)
xml_resource_string = re.toxml()
args = ["cibadmin", "-o", "resources", "-R", "-X", xml_resource_string]
output, retval = utils.run(args)
if retval != 0:
print output
sys.exit(1)
def cluster_edit(argv):
if 'EDITOR' in os.environ:
editor = os.environ['EDITOR']
tempcib = tempfile.NamedTemporaryFile('w+b',-1,".pcs")
cib = utils.get_cib()
tempcib.write(cib)
tempcib.flush()
try:
subprocess.call([editor, tempcib.name])
except OSError:
utils.err("unable to open file with $EDITOR: " + editor)
tempcib.seek(0)
newcib = "".join(tempcib.readlines())
if newcib == cib:
print "CIB not updated, no changes detected"
else:
cluster_push([tempcib.name])
else:
utils.err("$EDITOR environment variable is not set")
def config_export_pcs_commands(argv, verbose=False):
if no_clufter:
utils.err(
"Unable to perform export due to missing python-clufter package"
)
# parse options
debug = "--debug" in utils.pcs_options
force = "--force" in utils.pcs_options
interactive = "--interactive" in utils.pcs_options
invalid_args = False
output_file = None
for arg in argv:
if "=" in arg:
name, value = arg.split("=", 1)
if name == "output":
output_file = value
else:
invalid_args = True
else:
invalid_args = True
if invalid_args or not output_file:
usage.config(["export", "pcs-commands"])
sys.exit(1)
# prepare convertor options
clufter_args = {
"nocheck": force,
"batch": True,
"sys": "linux",
# Make it work on RHEL6 as well for sure
"color": "always" if sys.stdout.isatty() else "never",
"coro": settings.corosync_conf_file,
"ccs": settings.cluster_conf_file,
"output": {"passin": "bytestring"},
"start_wait": "60",
"tmp_cib": "tmp-cib.xml",
"force": force,
"text_width": "80",
"silent": True,
"noguidance": True,
}
if interactive:
if "EDITOR" not in os.environ:
utils.err("$EDITOR environment variable is not set")
clufter_args["batch"] = False
clufter_args["editor"] = os.environ["EDITOR"]
if debug:
logging.getLogger("clufter").setLevel(logging.DEBUG)
if utils.usefile:
clufter_args["cib"] = os.path.abspath(utils.filename)
else:
clufter_args["cib"] = ("bytestring", utils.get_cib())
if verbose:
clufter_args["text_width"] = "-1"
clufter_args["silent"] = False
clufter_args["noguidance"] = False
clufter_args_obj = type(str("ClufterOptions"), (object, ), clufter_args)
cmd_name = "pcs2pcscmd-flatiron" if utils.is_rhel6() else "pcs2pcscmd-needle"
# run convertor
run_clufter(
cmd_name, clufter_args_obj, debug, force,
"Error: unable to export cluster configuration"
)
# save commands
ok, message = utils.write_file(
output_file,
clufter_args_obj.output["passout"]
)
if not ok:
utils.err(message)
def get_cib():
print utils.get_cib(),
def resource_group_add(group_name, resource_ids):
out = utils.get_cib()
dom = xml.dom.minidom.parseString(out)
top_element = dom.documentElement
resources_element = top_element.getElementsByTagName("resources")[0]
group_found = False
for resource in top_element.getElementsByTagName("primitive"):
if resource.getAttribute("id") == group_name:
print "Error: %s is already a resource" % group_name
sys.exit(1)
for group in top_element.getElementsByTagName("group"):
if group.getAttribute("id") == group_name:
group_found = True
mygroup = group
if group_found == False:
mygroup = dom.createElement("group")
mygroup.setAttribute("id", group_name)
resources_element.appendChild(mygroup)
resources_to_move = []
for resource_id in resource_ids:
already_exists = False
for resource in mygroup.getElementsByTagName("primitive"):
# If resource already exists in group then we skip
if resource.getAttribute("id") == resource_id:
print resource_id + " already exists in " + group_name + "\n"
already_exists = True
break
if already_exists == True:
continue
resource_found = False
for resource in resources_element.getElementsByTagName("primitive"):
if resource.nodeType == xml.dom.minidom.Node.TEXT_NODE:
continue
if resource.getAttribute("id") == resource_id:
resources_to_move.append(resource)
resource_found = True
break
if resource_found == False:
print "Unable to find resource: " + resource_id
continue
if resources_to_move:
for resource in resources_to_move:
oldParent = resource.parentNode
mygroup.appendChild(resource)
if oldParent.tagName == "group" and len(oldParent.getElementsByTagName("primitive")) == 0:
oldParent.parentNode.removeChild(oldParent)
xml_resource_string = resources_element.toxml()
args = ["cibadmin", "-o", "resources", "-R", "-X", xml_resource_string]
output,retval = utils.run(args)
if retval != 0:
print output,
else:
print "Error: No resources to add."
sys.exit(1)
