Starting Stunnel with configuration:
pid = /usr/local/var/run/stunnel.pid
foreground = yes
debug = notice
[zookeeper-2181]
client = yes
CAfile = /tmp/cluster-ca.crt
cert = /etc/tls-sidecar/eo-certs/entity-operator.crt
key = /etc/tls-sidecar/eo-certs/entity-operator.key
accept = 127.0.0.1:2181
connect = my-cluster-zookeeper-client:2181
delay = yes
verify = 2
2020.04.14 23:08:06 LOG5[1:140572710094912]: stunnel 4.56 on x86_64-redhat-linux-gnu platform
2020.04.14 23:08:06 LOG5[1:140572710094912]: Compiled/running with OpenSSL 1.0.1e-fips 11 Feb 2013
2020.04.14 23:08:06 LOG5[1:140572710094912]: Threading:PTHREAD Sockets:POLL,IPv6 SSL:ENGINE,OCSP,FIPS Auth:LIBWRAP
2020.04.14 23:08:06 LOG5[1:140572710094912]: Reading configuration from file /tmp/stunnel.conf
2020.04.14 23:08:06 LOG5[1:140572710094912]: FIPS mode is enabled
2020.04.14 23:08:06 LOG5[1:140572710094912]: Configuration successful
2020.04.14 23:08:18 LOG5[1:140572710090496]: Service [zookeeper-2181] accepted connection from 127.0.0.1:42954
2020.04.14 23:08:18 LOG5[1:140572710090496]: connect_blocking: connected 172.30.31.214:2181
2020.04.14 23:08:18 LOG5[1:140572710090496]: Service [zookeeper-2181] connected remote server from 172.17.0.14:54366
2020.04.14 23:08:18 LOG5[1:140572710090496]: Certificate accepted: depth=1, /O=io.strimzi/CN=cluster-ca v0
2020.04.14 23:08:18 LOG5[1:140572710090496]: Certificate accepted: depth=0, /O=io.strimzi/CN=my-cluster-zookeeper
2020.04.14 23:08:19 LOG5[1:140572710020864]: Service [zookeeper-2181] accepted connection from 127.0.0.1:42960
2020.04.14 23:08:19 LOG5[1:140572710020864]: connect_blocking: connected 172.30.31.214:2181
2020.04.14 23:08:19 LOG5[1:140572710020864]: Service [zookeeper-2181] connected remote server from 172.17.0.14:54372
2020.04.14 23:08:19 LOG5[1:140572709951232]: Service [zookeeper-2181] accepted connection from 127.0.0.1:42972
2020.04.14 23:08:19 LOG5[1:140572709951232]: connect_blocking: connected 172.30.31.214:2181
2020.04.14 23:08:19 LOG5[1:140572709951232]: Service [zookeeper-2181] connected remote server from 172.17.0.14:54384
2020.04.14 23:08:20 LOG5[1:140572709840640]: Service [zookeeper-2181] accepted connection from 127.0.0.1:42988
2020.04.14 23:08:20 LOG5[1:140572709840640]: connect_blocking: connected 172.30.31.214:2181
2020.04.14 23:08:20 LOG5[1:140572709840640]: Service [zookeeper-2181] connected remote server from 172.17.0.14:54400