def create(name,host,port,address,af=AF_WRITE): """ 创建MQ的连接对象 :param name: 必须是真实的 mq 名称 :param host: :param port: :param address: :param af: :return: """ ep = RpcEndPoint(name=name,host=host,port=port,addr=address,type_='qpid') if ep.open(af): return ep.impl return None
def create(name, host, port, address, af=AF_WRITE):
ep = RpcEndPoint(name=name,
host=host,
port=port,
addr=address,
type='easymq')
conn = RpcConnectionEasyMQ(ep)
conn.open(af)
return conn
def create(cls,name,address,af=AF_WRITE,host=None,port=None): ep = RpcEndPoint(name=name,host=host,port=port,addr=address,type='zmq') conn = cls(ep) conn.open(af) return conn
def initMessageRoute(self,xmlfile=''):
if not xmlfile:
return False
f = open(xmlfile)
d = f.read()
f.close()
doc = xmlParseString(d)
r = doc.documentElement
#- 检索服务配置信息
servername = self.server.getName()
e = r.getElementsByTagName('InterfaceDef')
if not e:
log_error('Tag:InterfaceDef not defined!')
return False
ifs = e[0].getElementsByTagName('if')
#接口类型定义
ifxdefs={} #{name:ifx}
for e in ifs:
ifx = InterfaceDef()
ifx.name = e.getAttribute('name')
ifx.id = int(e.getAttribute('id'))
ifxdefs[ifx.name] = ifx
#--- VariantDefs ---
variants={}
e = r.getElementsByTagName('VariantDef')[0]
if e:
e2 = e.getElementsByTagName('var')
for e3 in e2:
name = e3.getAttribute('name')
value = e3.getAttribute('value')
variants[name] = value
#--- End VariantDefs ---
# endpoints
epdefs = {} #{EP_IDX:ep}
e = r.getElementsByTagName('EndPoints')
if not e:
log_error('Tag: EndPoints not found!')
return False
e2 = e[0].getElementsByTagName('ep')
epidx = 1
for e in e2:
ep = RpcEndPoint() # 通信端点类
ep.id = epidx
ep.name = e.getAttribute('name')
ep.type = e.getAttribute('type')
#-- 变量替换 <VariantDef><var/></VariantDef>
ep.host = e.getAttribute('host')
ep.host = self.__variantReplace(ep.host,variants)
ep.addr = e.getAttribute('address')
ep.addr = self.__variantReplace(ep.addr,variants)
ep.port = e.getAttribute('port')
ep.port = self.__variantReplace(ep.port,variants)
ep.port = int(ep.port)
# print ep.host,ep.port
ep.keyfile = e.getAttribute('keyfile').strip()
ep.certfile = e.getAttribute('certfile').strip()
s = e.getAttribute('compress').strip()
if s:
ep.compress = utils.intValueOfString(s,message.COMPRESS_ZLIB)
epidx+=1
epdefs[ep.name] = ep # 记录通信端点
# -- servers
e = r.getElementsByTagName('servers')
if not e:
log_error('Tag: servers not found!')
return False
e2 = e[0].getElementsByTagName('server')
for e in e2:
if servername != e.getAttribute('name'):
continue
server = LocalServer()
self.server = server
server.name = e.getAttribute('name')
'''
type_ = e.getAttribute('type')
svc = svcdefs.get(type_)
if not svc:
log_error('service <%s> not defined!'%type_)
return False
server.service = svc
server.id = int(e.getAttribute('id'))
'''
e3 = e.getElementsByTagName('route')
for e4 in e3:
route = RpcIfRouteDetail()
ifname = e4.getAttribute('if')
ifx = ifxdefs.get(ifname)
if not ifx:
log_error(' interface <%s> not defined!'%ifname)
return False
route.ifx = ifx
e5 = e4.getElementsByTagName('call') #RpcMsg CALL
for e6 in e5:
name = e6.getAttribute('in')
ep = epdefs.get(name)
inout = RpcRouteInoutPair()
if not ep:
print epdefs
log_error('endpoint <%s> not defined!'%name)
return False
inout.in_ = ep
server.ep_reads[ep.name] = ep # cached ep
server.name_eps[ep.name] = ep # cached ep
name = e6.getAttribute('out')
ep = epdefs.get(name)
if not ep:
log_error('endpoint <%s> not defined!'%name)
return False
inout.out = ep
server.ep_writes[ep.name] = ep #cached ep
server.name_eps[ep.name] = ep #cached ep
route.calls[inout.in_.id] = inout #id - increament value form 1
e5 = e4.getElementsByTagName('return') #RpcMsg RETURN
for e6 in e5:
name = e6.getAttribute('in')
ep = epdefs.get(name)
inout = RpcRouteInoutPair()
if not ep:
log_error('endpoint <%s> not defined!'%name)
return False
server.ep_reads[ep.name] = ep
server.name_eps[ep.name] = ep
inout.in_ = ep
name = e6.getAttribute('out')
ep = epdefs.get(name)
if not ep:
log_error('endpoint <%s> not defined!'%name)
return False
inout.out = ep
server.ep_writes[ep.name] = ep
server.name_eps[ep.name] = ep
route.returns[inout.in_.id] = inout
server.routes[route.ifx.id] = route # cached route talbe of which interface
#<extra_mqs/>
els = e.getElementsByTagName('extra_mqs')
if els:
e5 = els[0]
ins = e5.getAttribute('ins').strip().split(',')
outs =e5.getAttribute('outs').strip().split(',')
for name in ins:
if not name.strip():continue
ep = epdefs.get(name)
if not ep:
log_error('endpoint <%s> not defined!'%name)
return False
server.ep_reads[ep.name] = ep
server.name_eps[ep.name] = ep
for name in outs:
if not name.strip():continue
ep = epdefs.get(name)
if not ep:
log_error('endpoint: "%s" not defined!'%name)
return False
server.ep_writes[ep.name] = ep
server.name_eps[ep.name] = ep
#properties app 的属性配置
els = e.getElementsByTagName('properties')
if els:
e5 = els[0]
for e6 in e5.getElementsByTagName('property'):
name = e6.getAttribute('name')
value = e6.getAttribute('value')
self.server.props[name] = value
if not self.server:
log_error('localserver not defined!')
return False
# print self.server.name_eps
# print self.server.mq_reads
# print self.server.mq_writes
#打开ep，如是mq的情况，立刻能获取消息，此刻未绑定adapter，所以消息无法map到对应的rpc函数
for ep in self.server.ep_reads.values():
#print ep
if not ep.open(AF_READ):
return False
for ep in self.server.ep_writes.values():
if not ep.open(AF_WRITE):
return False
return True
def initMessageRoute(self, xmlfile=''):
if not xmlfile:
return False
f = open(xmlfile)
d = f.read()
f.close()
doc = xmlParseString(d)
r = doc.documentElement
#- 检索服务配置信息
servername = self.server.getName()
e = r.getElementsByTagName('InterfaceDef')
if not e:
log_error('Tag:InterfaceDef not defined!')
return False
ifs = e[0].getElementsByTagName('if')
#接口类型定义
ifxdefs = {} #{name:ifx}
for e in ifs:
ifx = InterfaceDef()
ifx.name = e.getAttribute('name')
ifx.id = int(e.getAttribute('id'))
ifxdefs[ifx.name] = ifx
#--- VariantDefs ---
variants = {}
e = r.getElementsByTagName('VariantDef')[0]
if e:
e2 = e.getElementsByTagName('var')
for e3 in e2:
name = e3.getAttribute('name')
value = e3.getAttribute('value')
variants[name] = value
#--- End VariantDefs ---
# endpoints
epdefs = {} #{EP_IDX:ep}
e = r.getElementsByTagName('EndPoints')
if not e:
log_error('Tag: EndPoints not found!')
return False
e2 = e[0].getElementsByTagName('ep')
epidx = 1
for e in e2:
ep = RpcEndPoint() # 通信端点类
ep.id = epidx
ep.name = e.getAttribute('name')
ep.type = e.getAttribute('type')
#-- 变量替换 <VariantDef><var/></VariantDef>
ep.host = e.getAttribute('host')
ep.host = self.__variantReplace(ep.host, variants)
ep.addr = e.getAttribute('address')
ep.addr = self.__variantReplace(ep.addr, variants)
ep.port = e.getAttribute('port')
ep.port = self.__variantReplace(ep.port, variants)
ep.port = int(ep.port)
# print ep.host,ep.port
ep.keyfile = e.getAttribute('keyfile').strip()
ep.certfile = e.getAttribute('certfile').strip()
s = e.getAttribute('compress').strip()
if s:
ep.compress = utils.intValueOfString(s, message.COMPRESS_ZLIB)
epidx += 1
epdefs[ep.name] = ep # 记录通信端点
# -- servers
e = r.getElementsByTagName('servers')
if not e:
log_error('Tag: servers not found!')
return False
e2 = e[0].getElementsByTagName('server')
for e in e2:
if servername != e.getAttribute('name'):
continue
server = LocalServer()
self.server = server
server.name = e.getAttribute('name')
'''
type_ = e.getAttribute('type')
svc = svcdefs.get(type_)
if not svc:
log_error('service <%s> not defined!'%type_)
return False
server.service = svc
server.id = int(e.getAttribute('id'))
'''
e3 = e.getElementsByTagName('route')
for e4 in e3:
route = RpcIfRouteDetail()
ifname = e4.getAttribute('if')
ifx = ifxdefs.get(ifname)
if not ifx:
log_error(' interface <%s> not defined!' % ifname)
return False
route.ifx = ifx
e5 = e4.getElementsByTagName('call') #RpcMsg CALL
for e6 in e5:
name = e6.getAttribute('in')
ep = epdefs.get(name)
inout = RpcRouteInoutPair()
if not ep:
print epdefs
log_error('endpoint <%s> not defined!' % name)
return False
inout.in_ = ep
server.ep_reads[ep.name] = ep # cached ep
server.name_eps[ep.name] = ep # cached ep
name = e6.getAttribute('out')
ep = epdefs.get(name)
if not ep:
log_error('endpoint <%s> not defined!' % name)
return False
inout.out = ep
server.ep_writes[ep.name] = ep #cached ep
server.name_eps[ep.name] = ep #cached ep
route.calls[
inout.in_.id] = inout #id - increament value form 1
e5 = e4.getElementsByTagName('return') #RpcMsg RETURN
for e6 in e5:
name = e6.getAttribute('in')
ep = epdefs.get(name)
inout = RpcRouteInoutPair()
if not ep:
log_error('endpoint <%s> not defined!' % name)
return False
server.ep_reads[ep.name] = ep
server.name_eps[ep.name] = ep
inout.in_ = ep
name = e6.getAttribute('out')
ep = epdefs.get(name)
if not ep:
log_error('endpoint <%s> not defined!' % name)
return False
inout.out = ep
server.ep_writes[ep.name] = ep
server.name_eps[ep.name] = ep
route.returns[inout.in_.id] = inout
server.routes[
route.ifx.
id] = route # cached route talbe of which interface
#<extra_mqs/>
els = e.getElementsByTagName('extra_mqs')
if els:
e5 = els[0]
ins = e5.getAttribute('ins').strip().split(',')
outs = e5.getAttribute('outs').strip().split(',')
for name in ins:
if not name.strip(): continue
ep = epdefs.get(name)
if not ep:
log_error('endpoint <%s> not defined!' % name)
return False
server.ep_reads[ep.name] = ep
server.name_eps[ep.name] = ep
for name in outs:
if not name.strip(): continue
ep = epdefs.get(name)
if not ep:
log_error('endpoint: "%s" not defined!' % name)
return False
server.ep_writes[ep.name] = ep
server.name_eps[ep.name] = ep
#properties app 的属性配置
els = e.getElementsByTagName('properties')
if els:
e5 = els[0]
for e6 in e5.getElementsByTagName('property'):
name = e6.getAttribute('name')
value = e6.getAttribute('value')
self.server.props[name] = value
if not self.server:
log_error('localserver not defined!')
return False
# print self.server.name_eps
# print self.server.mq_reads
# print self.server.mq_writes
#打开ep，如是mq的情况，立刻能获取消息，此刻未绑定adapter，所以消息无法map到对应的rpc函数
for ep in self.server.ep_reads.values():
#print ep
if not ep.open(AF_READ):
return False
for ep in self.server.ep_writes.values():
if not ep.open(AF_WRITE):
return False
return True
def initMQEndpoints(self, cfgfile):
"""
加载MQ端点配置项
初始化 endpoints
common_defs:
endpoints:
- name: mq_client
host: dev1
port: 5672
address: mq_client;{create:always,node:{type:queue,durable:true}}
type: qpid
- name: mq_server
host: dev1
port: 5672
address: mq_server;{create:always,node:{type:queue,durable:true}}
type: qpid
client:
endpoints:
- name: mq_client
af_mode: AF_WRITE
- name: mq_server
af_mode: AF_READ
endpoint_pairs:
- call: mq_server
return: mq_client
server:
endpoints:
- name: mq_client
af_mode: AF_WRITE
- name: mq_server
af_mode: AF_READ
:param yamlcfg:
:return:
"""
from conn_mq import RpcConnectionMQ_Collection
import yaml
f = open(cfgfile)
props = yaml.load(f.read())
f.close()
eps = {}
ep_defs = props['common_defs'].get('endpoints', [])
for ep in ep_defs:
name = ep['name']
host = ep['host']
port = ep['port']
address = ep['address']
type_ = ep['type']
ep = RpcEndPoint(name=name,
host=host,
port=port,
addr=address,
type_=type_)
eps[name] = ep
server_name = self.currentServer().getName()
server_defs = props[server_name]
ep_defs = server_defs.get('endpoints', [])
for ep in ep_defs:
ep_inst = eps.get(ep['name'])
af_mode = ep['af_mode'].lower()
if af_mode == 'af_write':
af_mode = AF_WRITE
else:
af_mode = AF_READ
ep_inst.open(
af_mode
) # mq connection has been added into RpcConnectionMQ_Collection
#-- endpoint_pairs
pairs = server_defs.get('endpoint_pairs', [])
for pair in pairs:
conn_out = RpcConnectionMQ_Collection.instance().get(pair['call'])
conn_in = RpcConnectionMQ_Collection.instance().get(pair['return'])
conn_out.setLoopbackMQ(conn_in)
return self
