def delete(name, del_lbs):
""" 删除 lb.
要删除的 lb 应该先下线, 这里只在数据库中删除.
"""
# 检查是否重复.
if len(del_lbs) != len(set(del_lbs)):
logger.error("Lb duplicates")
return False
# 检查 lb 是否存在.
checkdict = {"name": name, "lbs": del_lbs}
if not funcs.check(checkdict, check_exist=True):
logger.error("Cluster or some lbs not exist")
return False
# 获取集群信息.
key = "cluster:%s" % name
old_lbinfos = eval(client.hget(key, "lbinfos"))
# 删除 lb.
lbinfos = copy.deepcopy(old_lbinfos)
for i in lbinfos:
for j in del_lbs:
if i["hostname"] == j:
lbinfos.remove(i)
client.hset(key, "lbinfos", lbinfos)
logger.info("Lbs deleted:%s" % ",".join(del_lbs))
return True
def delete(name, del_vips):
""" 删除 vip.
"""
# 检查是否重复.
if len(del_vips) != len(set(del_vips)):
logger.error("Vip duplicates")
return False
# 检查是否存在.
checkdict = {"name": name, "vips": del_vips}
if not funcs.check(checkdict, check_exist=True):
logger.error("Cluster or some vips not exist")
return False
# 获取集群信息.
key = "cluster:%s" % name
old_vip2ws = eval(client.hget(key, "vip2ws"))
# 获取新的 vip2ws.
vip2ws = copy.deepcopy(old_vip2ws)
for i in vip2ws:
for j in del_vips:
if i["vip"] == j:
vip2ws.remove(i)
# 保存集群信息.
client.hset(key, "vip2ws", vip2ws)
logger.info("Vips deleted:%s" % ",".join(del_vips))
return True
def modify(name, vip, wstype):
""" 修改一个集群的一个 vip 的 wstype.
"""
# 检查集群是否存在.
check_dict = {"name": name}
if not funcs.check(check_dict, check_exist=True):
logger.error("No cluster:%s" % name)
return False
# 获取集群信息.
key = "cluster:%s" % name
old_vip2ws = eval(client.hget(key, "vip2ws"))
# 检查 vip 是否存在.
vips = [i["vip"] for i in old_vip2ws]
if vip not in vips:
logger.error("No vip:%s" % vip)
return False
# 修改 wstype.
vip2ws = list()
for i in old_vip2ws:
if i["vip"] == vip:
i["wstype"] = wstype
vip2ws.append(i)
else:
vip2ws.append(i)
# 保存集群信息.
client.hset(key, "vip2ws", vip2ws)
logger.info("Wstype modified:%s, %s" % (vip, wstype))
return True
def delete(name, del_lbs):
""" 删除 lb.
要删除的 lb 应该先下线, 这里只在数据库中删除.
"""
# 检查是否重复.
if len(del_lbs) != len(set(del_lbs)):
logger.error("Lb duplicates")
return False
# 检查 lb 是否存在.
checkdict = {
"name": name,
"lbs": del_lbs
}
if not funcs.check(checkdict, check_exist=True):
logger.error("Cluster or some lbs not exist")
return False
# 获取集群信息.
key = "cluster:%s" % name
old_lbinfos = eval(client.hget(key, "lbinfos"))
# 删除 lb.
lbinfos = copy.deepcopy(old_lbinfos)
for i in lbinfos:
for j in del_lbs:
if i["hostname"] == j:
lbinfos.remove(i)
client.hset(key, "lbinfos", lbinfos)
logger.info("Lbs deleted:%s" % ",".join(del_lbs))
return True
def delete(name, del_vips):
""" 删除 vip.
"""
# 检查是否重复.
if len(del_vips) != len(set(del_vips)):
logger.error("Vip duplicates")
return False
# 检查是否存在.
checkdict = {
"name": name,
"vips": del_vips
}
if not funcs.check(checkdict, check_exist=True):
logger.error("Cluster or some vips not exist")
return False
# 获取集群信息.
key = "cluster:%s" % name
old_vip2ws = eval(client.hget(key, "vip2ws"))
# 获取新的 vip2ws.
vip2ws = copy.deepcopy(old_vip2ws)
for i in vip2ws:
for j in del_vips:
if i["vip"] == j:
vip2ws.remove(i)
# 保存集群信息.
client.hset(key, "vip2ws", vip2ws)
logger.info("Vips deleted:%s" % ",".join(del_vips))
return True
def modify(name, vip, sport, port):
""" 修改一个集群的一个 vip 的一个 port.
sport 指明是哪个端口;
port 是一个 dict, 格式如下:
{
dport: aaa,
synproxy: 0,
sport: bbb,
persistence_timeout: 50
}
dict 中的 sport 可以不指定, 如果指定会修改成指定值;
另外三个字段可以随意指定, 不指定的话不修改.
"""
# 检查集群是否存在.
check_dict = {
"name": name,
}
if not funcs.check(check_dict, check_exist=True):
logger.error("No cluster:%s" % name)
return False
# 获取集群信息.
key = "cluster:%s" % name
old_vip2ws = eval(client.hget(key, "vip2ws"))
# 检查 vip 是否存在.
vips = [i["vip"] for i in old_vip2ws]
if vip not in vips:
logger.error("No vip:%s" % vip)
return False
# 增加 ports.
vip2ws = list()
for i in old_vip2ws:
if i["vip"] == vip:
for j in i["ports"]:
if j["sport"] == sport:
_tmp = copy.deepcopy(j)
for _key in port:
_tmp[_key] = port[_key]
i["ports"].remove(j)
i["ports"].append(_tmp)
vip2ws.append(i)
else:
vip2ws.append(i)
# 保存集群信息.
client.hset(key, "vip2ws", vip2ws)
logger.info("Ports modified:%s, %s, %s" % (vip, sport, port))
return True
def modify(name, vip, sport, port):
""" 修改一个集群的一个 vip 的一个 port.
sport 指明是哪个端口;
port 是一个 dict, 格式如下:
{
dport: aaa,
synproxy: 0,
sport: bbb,
persistence_timeout: 50
}
dict 中的 sport 可以不指定, 如果指定会修改成指定值;
另外三个字段可以随意指定, 不指定的话不修改.
"""
# 检查集群是否存在.
check_dict = {
"name": name,
}
if not funcs.check(check_dict, check_exist=True):
logger.error("No cluster:%s" % name)
return False
# 获取集群信息.
key = "cluster:%s" % name
old_vip2ws = eval(client.hget(key, "vip2ws"))
# 检查 vip 是否存在.
vips = [i["vip"] for i in old_vip2ws]
if vip not in vips:
logger.error("No vip:%s" % vip)
return False
# 增加 ports.
vip2ws = list()
for i in old_vip2ws:
if i["vip"] == vip:
for j in i["ports"]:
if j["sport"] == sport:
_tmp = copy.deepcopy(j)
for _key in port:
_tmp[_key] = port[_key]
i["ports"].remove(j)
i["ports"].append(_tmp)
vip2ws.append(i)
else:
vip2ws.append(i)
# 保存集群信息.
client.hset(key, "vip2ws", vip2ws)
logger.info("Ports modified:%s, %s, %s" % (vip, sport, port))
return True
def add(name, new_vip2ws):
""" 增加 VIP.
"""
# 检查集群是否存在.
checkdict = {
"name": name,
}
if not funcs.check(checkdict, check_exist=True):
logger.error("No cluster:%s" % name)
return False
# 获取新增 vip.
new_vips = [i["vip"] for i in new_vip2ws]
if len(new_vips) != len(set(new_vips)):
logger.error("Vip duplicates")
return False
# 检查新增 vip 是否存在.
checkdict = {
"vips": new_vips,
}
if not funcs.check(checkdict, check_exist=False):
logger.error("Some vips exist")
return False
# 获取集群信息.
key = "cluster:%s" % name
old_vip2ws = eval(client.hget(key, "vip2ws"))
# 获取新的 vip2ws.
vip2ws = copy.deepcopy(old_vip2ws)
vip2ws.extend(new_vip2ws)
del old_vip2ws
# 保存集群信息.
client.hset(key, "vip2ws", vip2ws)
logger.info("Vips added:%s" % new_vip2ws)
return True
def add(name, new_vip2ws):
""" 增加 VIP.
"""
# 检查集群是否存在.
checkdict = {
"name": name,
}
if not funcs.check(checkdict, check_exist=True):
logger.error("No cluster:%s" % name)
return False
# 获取新增 vip.
new_vips = [i["vip"] for i in new_vip2ws]
if len(new_vips) != len(set(new_vips)):
logger.error("Vip duplicates")
return False
# 检查新增 vip 是否存在.
checkdict = {
"vips": new_vips,
}
if not funcs.check(checkdict, check_exist=False):
logger.error("Some vips exist")
return False
# 获取集群信息.
key = "cluster:%s" % name
old_vip2ws = eval(client.hget(key, "vip2ws"))
# 获取新的 vip2ws.
vip2ws = copy.deepcopy(old_vip2ws)
vip2ws.extend(new_vip2ws)
del old_vip2ws
# 保存集群信息.
client.hset(key, "vip2ws", vip2ws)
logger.info("Vips added:%s" % new_vip2ws)
return True
def add(name, new_vip2ws):
""" 增加 Ws.
由于 ws 属于 vip, 所以需要传入 vip, 而且 vip 都要存在.
new_vip2ws 只需要含有 vip 和 wss 两个 key 即可.
"""
# 获取 vip.
share_vips = [i["vip"] for i in new_vip2ws]
if len(share_vips) != len(set(share_vips)):
logger.error("Vip duplicates")
return False
# 检查是否 vip 是否存在.
checkdict = {
"name": name,
"vips": share_vips
}
if not funcs.check(checkdict, check_exist=True):
logger.error("Cluster or some vips not exist")
return False
# 获取集群信息.
key = "cluster:%s" % name
old_vip2ws = eval(client.hget(key, "vip2ws"))
# 检查 vip 是否在集群中.
vips = [i["vip"] for i in old_vip2ws]
if True in map(lambda x:x not in vips, share_vips):
logger.error("Some vips not exist")
return False
# 生成新的 vip2ws.
vip2ws = list()
for i in old_vip2ws:
if i["vip"] in share_vips:
for j in new_vip2ws:
if i["vip"] == j["vip"]:
tmp = copy.deepcopy(i["wss"])
map(lambda x:tmp.append(x), j["wss"])
i["wss"] = list(set(tmp))
vip2ws.append(i)
else:
vip2ws.append(i)
# 保存集群信息.
client.hset(key, "vip2ws", vip2ws)
logger.info("Wss added:%s" % new_vip2ws)
return True
def add(name, new_vip2ws):
""" 增加 Ws.
由于 ws 属于 vip, 所以需要传入 vip, 而且 vip 都要存在.
new_vip2ws 只需要含有 vip 和 wss 两个 key 即可.
"""
# 获取 vip.
share_vips = [i["vip"] for i in new_vip2ws]
if len(share_vips) != len(set(share_vips)):
logger.error("Vip duplicates")
return False
# 检查是否 vip 是否存在.
checkdict = {"name": name, "vips": share_vips}
if not funcs.check(checkdict, check_exist=True):
logger.error("Cluster or some vips not exist")
return False
# 获取集群信息.
key = "cluster:%s" % name
old_vip2ws = eval(client.hget(key, "vip2ws"))
# 检查 vip 是否在集群中.
vips = [i["vip"] for i in old_vip2ws]
if True in map(lambda x: x not in vips, share_vips):
logger.error("Some vips not exist")
return False
# 生成新的 vip2ws.
vip2ws = list()
for i in old_vip2ws:
if i["vip"] in share_vips:
for j in new_vip2ws:
if i["vip"] == j["vip"]:
tmp = copy.deepcopy(i["wss"])
map(lambda x: tmp.append(x), j["wss"])
i["wss"] = list(set(tmp))
vip2ws.append(i)
else:
vip2ws.append(i)
# 保存集群信息.
client.hset(key, "vip2ws", vip2ws)
logger.info("Wss added:%s" % new_vip2ws)
return True
def delete(name, del_vip2ws):
""" 删除 ws.
由于 ws 属于 vip, 所以需要传入 vip, 而且 vip 都要存在.
new_vip2ws 只需要含有 vip 和 wss 两个 key 即可.
"""
# 获取 vip.
share_vips = [i["vip"] for i in del_vip2ws]
if len(share_vips) != len(set(share_vips)):
logger.error("Vip duplicates")
return False
# 检查是否 vip 是否存在.
checkdict = {
"name": name,
"vips": share_vips
}
if not funcs.check(checkdict, check_exist=True):
logger.error("Cluster or some vips not exist")
return False
# 获取集群信息.
key = "cluster:%s" % name
old_vip2ws = eval(client.hget(key, "vip2ws"))
# 获取新的 vip2ws.
vip2ws = list()
for i in old_vip2ws:
if i["vip"] in share_vips:
old_wss = copy.deepcopy(i["wss"])
for j in del_vip2ws:
if i["vip"] == j["vip"]:
break
del_wss = copy.deepcopy(j["wss"])
i["wss"] = list(set(old_wss) - set(del_wss))
vip2ws.append(i)
else:
vip2ws.append(i)
# 保存集群信息.
client.hset(key, "vip2ws", vip2ws)
logger.info("Wss deleted:%s" % del_vip2ws)
return True
def delete(name, del_vip2ws):
""" 删除 ws.
由于 ws 属于 vip, 所以需要传入 vip, 而且 vip 都要存在.
new_vip2ws 只需要含有 vip 和 wss 两个 key 即可.
"""
# 获取 vip.
share_vips = [i["vip"] for i in del_vip2ws]
if len(share_vips) != len(set(share_vips)):
logger.error("Vip duplicates")
return False
# 检查是否 vip 是否存在.
checkdict = {"name": name, "vips": share_vips}
if not funcs.check(checkdict, check_exist=True):
logger.error("Cluster or some vips not exist")
return False
# 获取集群信息.
key = "cluster:%s" % name
old_vip2ws = eval(client.hget(key, "vip2ws"))
# 获取新的 vip2ws.
vip2ws = list()
for i in old_vip2ws:
if i["vip"] in share_vips:
old_wss = copy.deepcopy(i["wss"])
for j in del_vip2ws:
if i["vip"] == j["vip"]:
break
del_wss = copy.deepcopy(j["wss"])
i["wss"] = list(set(old_wss) - set(del_wss))
vip2ws.append(i)
else:
vip2ws.append(i)
# 保存集群信息.
client.hset(key, "vip2ws", vip2ws)
logger.info("Wss deleted:%s" % del_vip2ws)
return True
def delete(name):
""" 删除一个集群.
删除集群需要在集群完全不用之后, 只删除数据库信息.
"""
# 检查集群是否存在.
check_dict = {
"name": name,
}
if not funcs.check(check_dict, check_exist=True):
logger.error("No cluster:%s" % name)
return False
key = "cluster:%s" % name
client.delete(key)
logger.info("Cluster deleted:%s" % name)
return True
def delete(name):
""" 删除一个集群.
删除集群需要在集群完全不用之后, 只删除数据库信息.
"""
# 检查集群是否存在.
check_dict = {
"name": name,
}
if not funcs.check(check_dict, check_exist=True):
logger.error("No cluster:%s" % name)
return False
key = "cluster:%s" % name
client.delete(key)
logger.info("Cluster deleted:%s" % name)
return True
def delete(name, vip, sports):
""" 删除一个集群的一个 vip 的若干个端口.
sports 是一个 list, 格式如下:
[80, 443, ...]
"""
# 检查集群是否存在.
check_dict = {
"name": name,
}
if not funcs.check(check_dict, check_exist=True):
logger.error("No cluster:%s" % name)
return False
# 获取集群信息.
key = "cluster:%s" % name
old_vip2ws = eval(client.hget(key, "vip2ws"))
# 检查 vip 是否存在.
vips = [i["vip"] for i in old_vip2ws]
if vip not in vips:
logger.error("No vip:%s" % vip)
return False
# 增加 ports.
vip2ws = list()
for i in old_vip2ws:
if i["vip"] == vip:
for j in i["ports"]:
if j["sport"] in sports:
i["ports"].remove(j)
vip2ws.append(i)
else:
vip2ws.append(i)
# 保存集群信息.
client.hset(key, "vip2ws", vip2ws)
logger.info("Ports deleted:%s, %s" % (vip, sports))
return True
def delete(name, vip, sports):
""" 删除一个集群的一个 vip 的若干个端口.
sports 是一个 list, 格式如下:
[80, 443, ...]
"""
# 检查集群是否存在.
check_dict = {
"name": name,
}
if not funcs.check(check_dict, check_exist=True):
logger.error("No cluster:%s" % name)
return False
# 获取集群信息.
key = "cluster:%s" % name
old_vip2ws = eval(client.hget(key, "vip2ws"))
# 检查 vip 是否存在.
vips = [i["vip"] for i in old_vip2ws]
if vip not in vips:
logger.error("No vip:%s" % vip)
return False
# 增加 ports.
vip2ws = list()
for i in old_vip2ws:
if i["vip"] == vip:
for j in i["ports"]:
if j["sport"] in sports:
i["ports"].remove(j)
vip2ws.append(i)
else:
vip2ws.append(i)
# 保存集群信息.
client.hset(key, "vip2ws", vip2ws)
logger.info("Ports deleted:%s, %s" % (vip, sports))
return True
def modify(name, vip, wstype):
""" 修改一个集群的一个 vip 的 wstype.
"""
# 检查集群是否存在.
check_dict = {
"name": name,
}
if not funcs.check(check_dict, check_exist=True):
logger.error("No cluster:%s" % name)
return False
# 获取集群信息.
key = "cluster:%s" % name
old_vip2ws = eval(client.hget(key, "vip2ws"))
# 检查 vip 是否存在.
vips = [i["vip"] for i in old_vip2ws]
if vip not in vips:
logger.error("No vip:%s" % vip)
return False
# 修改 wstype.
vip2ws = list()
for i in old_vip2ws:
if i["vip"] == vip:
i["wstype"] = wstype
vip2ws.append(i)
else:
vip2ws.append(i)
# 保存集群信息.
client.hset(key, "vip2ws", vip2ws)
logger.info("Wstype modified:%s, %s" % (vip, wstype))
return True
def add(name, vip, ports):
""" 对一个集群的一个 vip 增加若干个 port.
ports 是一个 list, 格式如下:
[
{
dport: xxx,
synproxy: 1,
sport: yyy,
persistence_timeout: 50
},
{
dport: aaa,
synproxy: 0,
sport: bbb,
persistence_timeout: 50
},
...
]
事实上如何鉴别多个 port 是否重复呢, 答案是根据 sport.
"""
# 检查集群是否存在.
check_dict = {
"name": name,
}
if not funcs.check(check_dict, check_exist=True):
logger.error("No cluster:%s" % name)
return False
# 获取集群信息.
key = "cluster:%s" % name
old_vip2ws = eval(client.hget(key, "vip2ws"))
# 检查 vip 是否存在.
vips = [i["vip"] for i in old_vip2ws]
if vip not in vips:
logger.error("No vip:%s" % vip)
return False
# 增加 ports.
vip2ws = list()
for i in old_vip2ws:
if i["vip"] == vip:
old_sports = [x["sport"] for x in i["ports"]]
new_sports = [x["sport"] for x in ports]
if True in map(lambda x:x in old_sports, new_sports):
logger.error("Sport duplicates:%s" % new_sports)
return False
i["ports"].extend(ports)
vip2ws.append(i)
else:
vip2ws.append(i)
# 保存集群信息.
client.hset(key, "vip2ws", vip2ws)
logger.info("Ports added:%s, %s" % (vip, ports))
return True
def add(name, vip, ports):
""" 对一个集群的一个 vip 增加若干个 port.
ports 是一个 list, 格式如下:
[
{
dport: xxx,
synproxy: 1,
sport: yyy,
persistence_timeout: 50
},
{
dport: aaa,
synproxy: 0,
sport: bbb,
persistence_timeout: 50
},
...
]
事实上如何鉴别多个 port 是否重复呢, 答案是根据 sport.
"""
# 检查集群是否存在.
check_dict = {
"name": name,
}
if not funcs.check(check_dict, check_exist=True):
logger.error("No cluster:%s" % name)
return False
# 获取集群信息.
key = "cluster:%s" % name
old_vip2ws = eval(client.hget(key, "vip2ws"))
# 检查 vip 是否存在.
vips = [i["vip"] for i in old_vip2ws]
if vip not in vips:
logger.error("No vip:%s" % vip)
return False
# 增加 ports.
vip2ws = list()
for i in old_vip2ws:
if i["vip"] == vip:
old_sports = [x["sport"] for x in i["ports"]]
new_sports = [x["sport"] for x in ports]
if True in map(lambda x: x in old_sports, new_sports):
logger.error("Sport duplicates:%s" % new_sports)
return False
i["ports"].extend(ports)
vip2ws.append(i)
else:
vip2ws.append(i)
# 保存集群信息.
client.hset(key, "vip2ws", vip2ws)
logger.info("Ports added:%s, %s" % (vip, ports))
return True
def add(name, new_lbinfos):
""" 增加 lb.
"""
# 检查集群是否存在.
checkdict = {
"name": name,
}
if not funcs.check(checkdict, check_exist=True):
logger.error("No cluster:%s" % name)
return False
# 获取新增 lb.
new_lbs = [i["hostname"] for i in new_lbinfos]
if len(new_lbs) != len(set(new_lbs)):
logger.error("Lb duplicates")
return False
# 检查新增 lb 是否已经存在.
checkdict = {
"lbs": new_lbs
}
if not funcs.check(checkdict, check_exist=False):
logger.error("Some lbs exist")
return False
# 对所有 lb 安装 lvs fullnat.
ret = funcs.lb_multi(new_lbs)
fails = [ i for i in ret if not i["result"]]
if fails != []:
message = "Some lbs install failed:%s" % \
",".join(fails)
logger.error(message)
return False
message = "All lbs install success:%s" % \
",".join(new_lbs)
logger.info(message)
# 获取已有集群信息.
key = "cluster:%s" % name
_type = client.hget(key, "type")
old_lbinfos = eval(client.hget(key, "lbinfos"))
device = client.hget(key, "device")
# 获取新的 lbinfos.
lbinfos = copy.deepcopy(old_lbinfos)
lbinfos.extend(new_lbinfos)
del old_lbinfos
# 配置 lb.
for lbinfo in new_lbinfos:
lb = lbinfo["hostname"]
internalip = lbinfo["internalip"]
internalnetmask = lbinfo["internalnetmask"]
internalgateway = lbinfo["internalgateway"]
# 如果 _type 是 extra, 需要公网 IP;
# 如果 _type 是 internal, 不需要公网 IP.
extraip = lbinfo.get("extraip", None)
extranetmask = lbinfo.get("extranetmask", None)
extragateway = lbinfo.get("extragateway", None)
# 配置 IP.
ret = funcs.ip(lb, _type, device, internalip,
internalnetmask, internalgateway, extraip,
extranetmask, extragateway)
if not ret:
return False
# 配置 lip.
_lips = lips.get(internalip, internalnetmask)
ret = funcs.lips(lb, internalip, _lips)
if not ret:
logger.error("Cfg lb lips failed:%s" % lb)
return False
logger.info("Cfg lb lips success:%s" % lb)
# 保存集群信息.
client.hset(key, "lbinfos", lbinfos)
logger.info("Lbs added:%s" % ",".join(new_lbs))
return True
def add(name, _type, lbinfos, vip2ws, vipnets, device):
""" 增加一个 cluster.
"""
# 拿到 lb 信息.
lbs = [i["hostname"] for i in lbinfos]
if len(lbs) != len(set(lbs)):
logger.error("Lb duplicates")
return False
# 拿到 vip 信息.
vips = [i["vip"] for i in vip2ws]
if len(vips) != len(set(vips)):
logger.error("Vip duplicates")
return False
# 检查 name, lb 和 vip 是否不存在.
check_dict = {
"name": name,
"lbs": lbs,
"vips": vips,
}
if not funcs.check(check_dict, check_exist=False):
logger.error("Cluster or lbs or vips has exists.")
return False
# 对所有 lb 安装 lvs fullnat.
ret = funcs.lb_multi(lbs)
fails = [i for i in ret if not i["result"]]
if fails != []:
message = "Some lbs install failed:%s" % \
",".join(fails)
logger.error(message)
return False
else:
message = "All lbs install success:%s" % \
",".join(lbs)
logger.info(message)
# 配置 lb.
for lbinfo in lbinfos:
lb = lbinfo["hostname"]
internalip = lbinfo["internalip"]
internalnetmask = lbinfo["internalnetmask"]
internalgateway = lbinfo["internalgateway"]
# 如果 _type 是 extra, 需要公网 IP;
# 如果 _type 是 internal, 不需要公网 IP.
extraip = lbinfo.get("extraip", None)
extranetmask = lbinfo.get("extranetmask", None)
extragateway = lbinfo.get("extragateway", None)
# 配置 IP.
ret = funcs.ip(lb, _type, device, internalip, internalnetmask,
internalgateway, extraip, extranetmask, extragateway)
if not ret:
return False
# 配置 lip.
_lips = lips.get(internalip, internalnetmask)
ret = funcs.lips(lb, internalip, _lips)
if not ret:
logger.error("Cfg lb lips failed:%s" % lb)
return False
logger.info("Cfg lb lips success:%s" % lb)
# 保存集群信息.
key = "cluster:%s" % name
client.hset(key, "type", _type)
client.hset(key, "lbinfos", lbinfos)
client.hset(key, "vip2ws", vip2ws)
client.hset(key, "vipnets", vipnets)
client.hset(key, "device", device)
logger.info("Cluster added:%s" % name)
return True
def add(name, _type, lbinfos, vip2ws, vipnets, device):
""" 增加一个 cluster.
"""
# 拿到 lb 信息.
lbs = [i["hostname"] for i in lbinfos]
if len(lbs) != len(set(lbs)):
logger.error("Lb duplicates")
return False
# 拿到 vip 信息.
vips = [i["vip"] for i in vip2ws]
if len(vips) != len(set(vips)):
logger.error("Vip duplicates")
return False
# 检查 name, lb 和 vip 是否不存在.
check_dict = {
"name": name,
"lbs": lbs,
"vips": vips,
}
if not funcs.check(check_dict, check_exist=False):
logger.error("Cluster or lbs or vips has exists.")
return False
# 对所有 lb 安装 lvs fullnat.
ret = funcs.lb_multi(lbs)
fails = [ i for i in ret if not i["result"]]
if fails != []:
message = "Some lbs install failed:%s" % \
",".join(fails)
logger.error(message)
return False
else:
message = "All lbs install success:%s" % \
",".join(lbs)
logger.info(message)
# 配置 lb.
for lbinfo in lbinfos:
lb = lbinfo["hostname"]
internalip = lbinfo["internalip"]
internalnetmask = lbinfo["internalnetmask"]
internalgateway = lbinfo["internalgateway"]
# 如果 _type 是 extra, 需要公网 IP;
# 如果 _type 是 internal, 不需要公网 IP.
extraip = lbinfo.get("extraip", None)
extranetmask = lbinfo.get("extranetmask", None)
extragateway = lbinfo.get("extragateway", None)
# 配置 IP.
ret = funcs.ip(lb, _type, device, internalip,
internalnetmask, internalgateway, extraip,
extranetmask, extragateway)
if not ret:
return False
# 配置 lip.
_lips = lips.get(internalip, internalnetmask)
ret = funcs.lips(lb, internalip, _lips)
if not ret:
logger.error("Cfg lb lips failed:%s" % lb)
return False
logger.info("Cfg lb lips success:%s" % lb)
# 保存集群信息.
key = "cluster:%s" % name
client.hset(key, "type", _type)
client.hset(key, "lbinfos", lbinfos)
client.hset(key, "vip2ws", vip2ws)
client.hset(key, "vipnets", vipnets)
client.hset(key, "device", device)
logger.info("Cluster added:%s" % name)
return True
def add(name, new_lbinfos):
""" 增加 lb.
"""
# 检查集群是否存在.
checkdict = {
"name": name,
}
if not funcs.check(checkdict, check_exist=True):
logger.error("No cluster:%s" % name)
return False
# 获取新增 lb.
new_lbs = [i["hostname"] for i in new_lbinfos]
if len(new_lbs) != len(set(new_lbs)):
logger.error("Lb duplicates")
return False
# 检查新增 lb 是否已经存在.
checkdict = {"lbs": new_lbs}
if not funcs.check(checkdict, check_exist=False):
logger.error("Some lbs exist")
return False
# 对所有 lb 安装 lvs fullnat.
ret = funcs.lb_multi(new_lbs)
fails = [i for i in ret if not i["result"]]
if fails != []:
message = "Some lbs install failed:%s" % \
",".join(fails)
logger.error(message)
return False
message = "All lbs install success:%s" % \
",".join(new_lbs)
logger.info(message)
# 获取已有集群信息.
key = "cluster:%s" % name
_type = client.hget(key, "type")
old_lbinfos = eval(client.hget(key, "lbinfos"))
device = client.hget(key, "device")
# 获取新的 lbinfos.
lbinfos = copy.deepcopy(old_lbinfos)
lbinfos.extend(new_lbinfos)
del old_lbinfos
# 配置 lb.
for lbinfo in new_lbinfos:
lb = lbinfo["hostname"]
internalip = lbinfo["internalip"]
internalnetmask = lbinfo["internalnetmask"]
internalgateway = lbinfo["internalgateway"]
# 如果 _type 是 extra, 需要公网 IP;
# 如果 _type 是 internal, 不需要公网 IP.
extraip = lbinfo.get("extraip", None)
extranetmask = lbinfo.get("extranetmask", None)
extragateway = lbinfo.get("extragateway", None)
# 配置 IP.
ret = funcs.ip(lb, _type, device, internalip, internalnetmask,
internalgateway, extraip, extranetmask, extragateway)
if not ret:
return False
# 配置 lip.
_lips = lips.get(internalip, internalnetmask)
ret = funcs.lips(lb, internalip, _lips)
if not ret:
logger.error("Cfg lb lips failed:%s" % lb)
return False
logger.info("Cfg lb lips success:%s" % lb)
# 保存集群信息.
client.hset(key, "lbinfos", lbinfos)
logger.info("Lbs added:%s" % ",".join(new_lbs))
return True
