def join(self, nodename, thr=None, **kwargs):
if nodename in thr.cluster_nodes:
new_nodes = thr.cluster_nodes
thr.log.info("node %s rejoins", nodename)
else:
new_nodes = thr.cluster_nodes + [nodename]
thr.add_cluster_node(nodename)
result = {
"status": 0,
"data": {
"node": {
"data": {
"node": {},
"cluster": {},
},
},
},
}
config = shared.NODE.private_cd
node_section = config.get("node", {})
cluster_section = config.get("cluster", {})
if "env" in node_section:
result["data"]["node"]["data"]["node"]["env"] = shared.NODE.env
if "nodes" in cluster_section:
result["data"]["node"]["data"]["cluster"]["nodes"] = " ".join(new_nodes)
if "name" in cluster_section:
result["data"]["node"]["data"]["cluster"]["name"] = thr.cluster_name
if "drpnodes" in cluster_section:
result["data"]["node"]["data"]["cluster"]["drpnodes"] = " ".join(thr.cluster_drpnodes)
if "id" in cluster_section:
result["data"]["node"]["data"]["cluster"]["id"] = thr.cluster_id
if "quorum" in cluster_section:
result["data"]["node"]["data"]["cluster"]["quorum"] = thr.quorum
if "dns" in cluster_section:
result["data"]["node"]["data"]["cluster"]["dns"] = " ".join(shared.NODE.dns)
for section in config:
if section.startswith("hb#") or \
section.startswith("stonith#") or \
section.startswith("pool#") or \
section.startswith("network#") or \
section.startswith("arbitrator#"):
result["data"]["node"]["data"][section] = config[section]
from cluster import ClusterSvc
svc = ClusterSvc(volatile=True, node=shared.NODE)
if svc.exists():
result["data"]["cluster"] = {
"data": svc.print_config_data(),
"mtime": os.stat(svc.paths.cf).st_mtime,
}
return result
def networks_data(self):
nets = self.networks_data_from_cni_confs()
sections = list(self.conf_sections("network"))
if "network#default" not in sections:
sections.append("network#default")
for section in sections:
_, name = section.split("#", 1)
config = {}
config["type"] = self.oget(section, "type")
for key in self.section_kwargs(section, config["type"]):
config[key] = self.oget(section, key, rtype=config["type"])
if config["type"] == "routed_bridge":
config["subnets"] = self.oget_scopes(section,
"subnet",
rtype=config["type"])
if not config:
continue
routes = self.routes(name, config)
if config["type"] == "routed_bridge" and not any(
config["subnets"][n] for n in config["subnets"]):
self.log.info(
"initial %s routed_bridge network subnets assignment:",
name)
kws = []
for route in routes:
kw = "network#%s.subnet@%s=%s" % (name, route["node"],
route["dst"])
kws.append(kw)
self.log.info(" %s", kw)
from cluster import ClusterSvc
svc = ClusterSvc()
svc.set_multi(kws, validation=False)
self.unset_lazy("cd")
config["subnets"] = self.oget_scopes(section,
"subnet",
rtype="routed_bridge")
if name not in nets:
nets[name] = {}
nets[name]["config"] = config
nets[name]["routes"] = routes
nets[name]["tables"] = self.tables(name)
nets["lo"] = {
"config": {
"type": "loopback",
"network": "127.0.0.1/32",
"tables": ["main"],
},
}
return nets
def cluster_name(self):
"""
Return the cluster name, read from cluster.name in the node
configuration. If not set, return "default".
"""
node = self.get_node()
try:
return node.oget("cluster", "name").lower()
except Exception as exc:
pass
name = "default"
from cluster import ClusterSvc
svc = ClusterSvc()
svc.set_multi(["cluster.name=" + name], validation=False)
return name
def cluster_id(self):
"""
Return the cluster id read from cluster.id in the node configuration.
If not already set generate and store a random one.
"""
node = self.get_node()
try:
return node.conf_get("cluster", "id")
except Exception as exc:
pass
import uuid
cluster_id = str(uuid.uuid1())
from cluster import ClusterSvc
svc = ClusterSvc()
svc.set_multi(["cluster.id=" + cluster_id], validation=False)
return cluster_id
def cluster_key(self):
"""
Return the key read from cluster.secret in the node configuration.
If not already set generate and store a random one.
"""
node = self.get_node()
try:
key = node.oget("cluster", "secret")
return self.prepare_key(key)
except Exception as exc:
pass
import uuid
key = uuid.uuid1().hex
from cluster import ClusterSvc
svc = ClusterSvc()
svc.set_multi(["cluster.secret=" + key], validation=False)
return self.prepare_key(key)
def cluster_nodes(self):
"""
Return the cluster nodes, read from cluster.nodes in the node
configuration. If not set, return a list with the local node as the
only element.
"""
node = self.get_node()
if want_context():
return node._daemon_status()["cluster"]["nodes"]
nodes = node.oget("cluster", "nodes")
if nodes:
if rcEnv.nodename in nodes:
return nodes
else:
nodes.append(rcEnv.nodename)
else:
nodes = [rcEnv.nodename]
from cluster import ClusterSvc
svc = ClusterSvc()
svc.set_multi(["cluster.nodes=" + " ".join(nodes)], validation=False)
node.unset_multi(["cluster.nodes"])
return nodes