liudezhi2098 opened a new issue, #15319:
URL: https://github.com/apache/pulsar/issues/15319
**Describe the bug**
If service_url is list, and first ip is an invalid, will fail to connect,
and will not choose other ip to try
`pulsar-client=2.9.1`
**To Reproduce**
```
import pulsar
service_url = 'pulsar://127.0.0.2:6650,127.0.0.1:6650'
client = pulsar.Client(service_url)
producer = client.create_producer('test')
```
error log
```
2022-04-26 09:17:30.921 INFO [0x11c8ade00] ClientConnection:182 | [<none>
-> pulsar://127.0.0.2:6650,127.0.0.1:6650] Create ClientConnection,
timeout=10000
2022-04-26 09:17:30.921 INFO [0x11c8ade00] ConnectionPool:96 | Created
connection for pulsar://127.0.0.2:6650,127.0.0.1:6650
2022-04-26 09:17:40.923 ERROR [0x70000ae45000] ClientConnection:547 |
[<none> -> pulsar://127.0.0.2:6650,127.0.0.1:6650] Connection was not
established in 10000 ms, close the socket
2022-04-26 09:17:40.923 WARN [0x70000ae45000] ClientConnection:429 |
[<none> -> pulsar://127.0.0.2:6650,127.0.0.1:6650] Failed to establish
connection: Operation canceled
2022-04-26 09:17:40.923 INFO [0x70000ae45000] ClientConnection:1523 |
[<none> -> pulsar://127.0.0.2:6650,127.0.0.1:6650] Connection closed
2022-04-26 09:17:40.923 ERROR [0x70000ae45000] ClientImpl:181 | Error
Checking/Getting Partition Metadata while creating producer on
persistent://public/default/test -- ConnectError
2022-04-26 09:17:40.923 INFO [0x70000ae45000] ClientConnection:256 |
[<none> -> pulsar://127.0.0.2:6650,127.0.0.1:6650] Destroyed connection
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
File
"/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-packages/pulsar/__init__.py",
line 603, in create_producer
p._producer = self._client.create_producer(topic, conf)
_pulsar.ConnectError: Pulsar error: ConnectError
```
**Expected behavior**
`sh pulsar-client --url pulsar://127.0.0.2:6650,127.0.0.1:6650 produce
-m 'test' -n 1 topic`
`[main] INFO org.apache.pulsar.client.cli.PulsarClientTool - 1 messages
successfully produced`
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