def __get_replica_info(self):
cmd = "redis-cli -h %s -p %s info replication" % (self.hostname,
self.port)
res = exec_shell(cmd, p=False, need_return=True)
d = _str2dict(res[0])
return d
def get_process(self, t):
def get_diff(new, old):
diff = {}
for k, v in new.items():
diff[k] = v - old[k]
diff['latency'] = new['latency']
return diff
cmd = "%s --type %s" % (self.config.sdfs_mon, t)
try:
out, err = exec_shell(cmd, p=False, need_return=True)
except:
return
d = _str2dict(out, col=' ')
#print (d)
newdata = {}
diff = {}
for k, v in d.items():
#print (k, v)
tmp = _str2dict(v, row=';', col=':')
for k1, v1 in tmp.items():
tmp[k1] = int(v1)
newdata[k] = tmp
try:
olddata = self.rawdata[t][k]
diff[k] = get_diff(tmp, olddata)
#print ("got old--------------")
except: #not exists
diff[k] = tmp
#print ("no old---------------%s %s---" % (t, k))
#print (self.rawdata)
#print ("no old---------------%s %s---" % (t, k))
self.rawdata[t] = newdata
self.instence[t] = diff
def __get_replica_info(self):
cmd = "redis-cli -h %s -p %s info replication" % (self.hostname, self.port)
while (1):
try:
res = exec_shell(cmd, p=False, need_return=True)
except Exp as e:
derror("get info replication error: " + str(Exp))
time.sleep(1)
continue;
break;
d = _str2dict(res[0])
return d
def __get_used_percent(self, lst=None):
#lst = ['node4/0', 'node4/1', 'node4/2', 'node4/3', 'node5/0']
used_percent = []
res = _exec_pipe([self.lich_admin, '--listnode'], 3, False)[:-1]
if lst:
list = [x.strip() for x in res.splitlines() if x.strip() in lst]
else:
list = [x.strip() for x in res.splitlines()]
if len(list) == 0:
_derror("node is not exists")
exit(errno.EINVAL)
for node in list:
res = _exec_pipe([self.lich_admin, '--stat', node], 3, False)[:-1]
if (len(res) != 0):
d = _str2dict(res)
used = d['used']
capacity = d['capacity']
percent = float(used) / float(capacity) * 100
used_percent.append((node, percent, used, capacity))
return sorted(used_percent, key=lambda d: d[1], reverse=False)
def read_dict(filename):
with open(filename) as f:
res = f.read()
return _str2dict(res)