Error Handling on Crawling

[tomoyk]

EOF error occurred

+++ Connect to violet +++
Start get_vms_list
stderr: b''
+++ Connect to iris +++
Traceback (most recent call last):
  File "/home/koyama/ecoman/crawler/main.py", line 238, in <module>
    main()
  File "/home/koyama/ecoman/crawler/main.py", line 228, in main
    c = crawl()
  File "/home/koyama/ecoman/crawler/main.py", line 158, in crawl
    client.connect(
  File "/home/koyama/ecoman/crawler/.venv/lib/python3.10/site-packages/paramiko/client.py", l
ine 406, in connect
    t.start_client(timeout=timeout)
  File "/home/koyama/ecoman/crawler/.venv/lib/python3.10/site-packages/paramiko/transport.py", line 699, in start_client
    raise e
  File "/home/koyama/ecoman/crawler/.venv/lib/python3.10/site-packages/paramiko/transport.py", line 2089, in run
    self.packetizer.write_all(b(self.local_version + "\r\n"))
  File "/home/koyama/ecoman/crawler/.venv/lib/python3.10/site-packages/paramiko/packet.py", l
ine 367, in write_all
    raise EOFError()
  EOFError

Error handling on connection fail

+++ Connect to mint +++
Traceback (most recent call last):
  File "/work/crawler/main.py", line 240, in <module>
    main()
  File "/work/crawler/main.py", line 230, in main
    c = crawl()
  File "/work/crawler/main.py", line 159, in crawl
    client.connect(
  File "/usr/local/lib/python3.9/site-packages/paramiko/client.py", line 368, in connect
    raise NoValidConnectionsError(errors)
paramiko.ssh_exception.NoValidConnectionsError: [Errno None] Unable to connect to port 22 on 192.168.100.2