I have successfully installed all the services,ambari-server and al of ambari-agent No error was reported. When i am trying to restart ambari-agent it is lost heartbeat. I checked Ambari-agent logs and found below INFO 2018-12-04 10:10:42,629 NetUtil.py:62 - Connecting to https://ds-11.lanqu.com:8440/ca
ERROR 2018-12-04 10:10:42,631 NetUtil.py:88 - EOF occurred in violation of protocol (_ssl.c:579)
ERROR 2018-12-04 10:10:42,631 NetUtil.py:89 - SSLError: Failed to connect. Please check openssl library versions.
Refer to: https://bugzilla.redhat.com/show_bug.cgi?id=1022468 for more details.
WARNING 2018-12-04 10:10:42,631 NetUtil.py:116 - Server at https://ds-11.lanqu.com:8440 is not reachable, sleeping for 10 seconds... Here is my system environment: ENV:
OS: CentOS7.3
python: python2.7.5
amabri-server:2.4.1.0
HDP:2.5
java:1.8.0_144 All the solutions I found on the community didn't work 1.change /etc/python/cert-verification.cfg [https]
verify=disable 2./etc/ambari-agent/conf/ambari-agent.ini ssl_verify_cert=0
force_https_protocol=PROTOCOL_TLSv1_2 3./etc/ambari-server/conf/ambari.properties java.home=/usr/java/jdk1.8.0_144/ 4.grep -A 1 'jdk.tls.disabledAlgorithms' $JAVA_HOME/jre/lib/security/java.security # jdk.tls.disabledAlgorithms=MD5, SSLv3, DSA, RSA keySize < 2048
jdk.tls.disabledAlgorithms=SSLv3, RC4, MD5withRSA, DH keySize < 768, \
EC keySize < 224 5.Execute this script and the following output #!/usr/bin/env python
import ssl;
for i in dir(ssl):
if i.startswith("PROTOCOL"):
print(i)
output:
PROTOCOL_SSLv23
PROTOCOL_SSLv3
PROTOCOL_TLSv1
PROTOCOL_TLSv1_1
PROTOCOL_TLSv1_2
I have a few questions I am used oracle jdk，But after the installation is complete,Some nodes have openjdk: rpm -qa|grep java java-1.8.0-openjdk-headless-1.8.0.191.b12-0.el7_5.x86_64
java-1.8.0-openjdk-1.8.0.191.b12-0.el7_5.x86_64
mysql-connector-java-5.1.25-3.el7.noarch
python-javapackages-3.4.1-11.el7.noarch
tzdata-java-2018f-2.el7.noarch
javassist-3.16.1-10.el7.noarch
javapackages-tools-3.4.1-11.el7.noarch
javamail-1.4.6-8.el7.noarch I removed openjdk but it's not worked. restert ambari-server and agent So, What the hell is going on here?
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