Can't communicate with ssl enabled OpenStack from external server

Issue

• can't issue openstack commands from jumpserver

DEBUG (v2:63) Making authentication request to https://10.111.212.**:13000/v2.0/tokens
INFO (connectionpool:805) Starting new HTTPS connection (2): 10.111.212.70
DEBUG (shell:984) SSL exception connecting to https://10.111.212.**:13000/v2.0/tokens: [SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed (_ssl.c:579)
SSLError: SSL exception connecting to https://10.111.212.**:13000/v2.0/tokens: [SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed (_ssl.c:579)
ERROR (SSLError): SSL exception connecting to https://10.111.212.**:13000/v2.0/tokens: [SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed (_ssl.c:579)

• ssl external jumpserver
• ssl external client
• communicating external client SSL/TLS enabled OpenStack environment.
• openstack client doesn't work