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from charms.reactive import hook
from charms.reactive import RelationBase
from charms.reactive import scopes
class platformmasterProvides(RelationBase):
# Every unit connecting will get the same information
scope = scopes.UNIT
# Use some template magic to declare our relation(s)
@hook('{provides:platformmaster}-relation-joined')
def joined(self):
conversation = self.conversation()
conversation.remove_state('{relation_name}.departed')
conversation.set_state('{relation_name}.joined')
@hook('{provides:platformmaster}-relation-changed')
def changed(self):
conversation = self.conversation()
conversation.remove_state('{relation_name}.departed')
if (str(conversation.get_remote('hostname_server')) != "None"):
conversation.set_state('{relation_name}.available')
@hook('{provides:platformmaster}-relation-departed')
def departed(self):
# Remove the joined/available states on charm departure.
conversation = self.conversation()
conversation.remove_state('{relation_name}.available')
conversation.remove_state('{relation_name}.joined')
conversation.set_state('{relation_name}.departed')
def host_name(self, hostname_master):
for conv in self.conversations():
conv.set_remote(data={
'hostname_master': hostname_master,
})
def notify_server(self, master_reconfig_flag):
for conv in self.conversations():
conv.set_remote(data={
'master_reconfig_flag': master_reconfig_flag,
})
def private_address(self):
ip = []
for conv in self.conversations():
ip.append(conv.get_remote('private-address'))
return ip
def server_hostname(self):
host = []
for conv in self.conversations():
host.append(conv.get_remote('hostname_server'))
return host
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