我正在使用领事来发现我的环境中的服务.Consul的DNS服务在非标准DNS端口上运行.我目前的解决方案更多是一种解决方法,我想找到更多的pythonic方法来做到这一点:
digcmd='dig @127.0.0.1 -p 8600 chef.service.consul +short' # lookup the local chef server via consul proc=subprocess.Popen(shlex.split(digcmd),stdout=subprocess.PIPE) out, err=proc.communicate() chef_server = "https://"+out.strip('\n')
小智.. 8
您可以使用dnspython库来使用python进行查询.
from dns import resolver consul_resolver = resolver.Resolver() consul_resolver.port = 8600 consul_resolver.nameservers = ["127.0.0.1"] answer = consul_resolver.query("chef.service.consul", 'A') for answer_ip in answer: print(answer_ip)
使用像dnspython这样的库比在子进程中调用dig更强大,因为创建进程具有内存和性能影响.
您可以使用dnspython库来使用python进行查询.
from dns import resolver consul_resolver = resolver.Resolver() consul_resolver.port = 8600 consul_resolver.nameservers = ["127.0.0.1"] answer = consul_resolver.query("chef.service.consul", 'A') for answer_ip in answer: print(answer_ip)
使用像dnspython这样的库比在子进程中调用dig更强大,因为创建进程具有内存和性能影响.