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Andreas Peters commented on MESOS-10218: ---------------------------------------- Ok thats good. Then we have to find out, why the slave does not response with SSL. > Mesos slave fails to connect after enabling ssl > ----------------------------------------------- > > Key: MESOS-10218 > URL: https://issues.apache.org/jira/browse/MESOS-10218 > Project: Mesos > Issue Type: Bug > Components: agent > Affects Versions: 1.9.0 > Reporter: prasadkulkarni0711 > Priority: Major > > Mesos agent fails to connect to the master after setting the following > variables: > LIBPROCESS_SSL_ENABLED=1 > LIBPROCESS_SSL_KEY_FILE=/etc/mesos/conf/ssl/server.key > LIBPROCESS_SSL_CERT_FILE=/etc/mesos/conf/ssl/server.pem > LIBPROCESS_SSL_REQUIRE_CERT=false > LIBPROCESS_SSL_VERIFY_SERVER_CERT=false > LIBPROCESS_SSL_REQUIRE_CLIENT_CERT=false > LIBPROCESS_SSL_HOSTNAME_VALIDATION_SCHEME=openssl > LIBPROCESS_SSL_VERIFY_CERT=false > LIBPROCESS_SSL_CA_DIR=/etc/mesos/conf/ssl > LIBPROCESS_SSL_CA_FILE=/etc/mesos/conf/ssl/ca.pem > LIBPROCESS_SSL_SUPPORT_DOWNGRADE=false > LIBPROCESS_SSL_VERIFY_IPADD=false > #LIBPROCESS_SSL_ENABLE_TLS_V1_2=true > Error in logs: > Failed to accept socket: Failed accept: connection error: error:1407609C:SSL > routines:SSL23_GET_CLIENT_HELLO:http request > Connectivity works after setting: > LIBPROCESS_SSL_SUPPORT_DOWNGRADE=true > But then the sandbox fails to open in the web UI: > Potential reasons: > * The agent is not accessible > * The agent timed out or went offline > With the following error in the logs: > Failed to recv on socket 38 to peer 'unknown': Failed recv, connection error: > Connection reset by peer -- This message was sent by Atlassian Jira (v8.3.4#803005)