Avamar：Tomcatの問題 - Client Managerにアクセスできません。server.xmlに加えられた変更は永続的ではありません
Summary: server.xmlに変更が加えられますが、tomcatサービスを再起動すると変更が元に戻ります。 このKBでは、ポート8509が127.0.0.1でリスンしていないため、tomcatがアクセスできない場所についても説明します。
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Symptoms
Tomcatが起動しましたが、AAM(Client Manager)Webページにアクセスできません。
/var/log/apache2/mod_jk.log は、ポート8509に接続するときにエラーを表示します。
curl to port 8509 to localhost was showing connection refused.
[Tue Aug 16 17:57:01 2022] [26136:139641497630912] [info] jk_open_socket::jk_connect.c (758): connect to 127.0.0.1:8509 failed (errno=111)
[Tue Aug 16 17:57:01 2022] [26136:139641497630912] [info] ajp_connect_to_endpoint::jk_ajp_common.c (1019): Failed opening socket to (127.0.0.1:8509) (errno=111)
[Tue Aug 16 17:57:01 2022] [26136:139641497630912] [error] ajp_send_request::jk_ajp_common.c (1663): (cas) connecting to backend failed. Tomcat is probably not started or is listening on the wrong port (errno=111)
[Tue Aug 16 17:57:01 2022] [26136:139641497630912] [info] ajp_service::jk_ajp_common.c (2673): (cas) sending request to tomcat failed (recoverable), because of error during request sending (attempt=1)
[Tue Aug 16 17:57:01 2022] [26136:139641497630912] [info] jk_open_socket::jk_connect.c (758): connect to 127.0.0.1:8509 failed (errno=111)
[Tue Aug 16 17:57:01 2022] [26136:139641497630912] [info] ajp_connect_to_endpoint::jk_ajp_common.c (1019): Failed opening socket to (127.0.0.1:8509) (errno=111)
[Tue Aug 16 17:57:01 2022] [26136:139641497630912] [error] ajp_send_request::jk_ajp_common.c (1663): (cas) connecting to backend failed. Tomcat is probably not started or is listening on the wrong port (errno=111)
[Tue Aug 16 17:57:01 2022] [26136:139641497630912] [info] ajp_service::jk_ajp_common.c (2673): (cas) sending request to tomcat failed (recoverable), because of error during request sending (attempt=2)
[Tue Aug 16 17:57:01 2022] [26136:139641497630912] [error] ajp_service::jk_ajp_common.c (2693): (cas) connecting to tomcat failed.
[Tue Aug 16 17:57:01 2022] [26136:139641497630912] [info] jk_handler::mod_jk.c (2837): Service error=-3 for worker=cas
curl to port 8509 to localhost was showing connection refused.
root@testlab:/usr/local/avamar-tomcat/conf/#: curl -kv https://127.0.0.1:8509
* Rebuilt URL to: https://127.0.0.1:8509/
* Trying 127.0.0.1...
* TCP_NODELAY set
* connect to 127.0.0.1 port 8509 failed: Connection refused
* Failed to connect to 127.0.0.1 port 8509: Connection refused
* Closing connection 0
curl: (7) Failed to connect to 127.0.0.1 port 8509: Connection refused
Cause
ポート8509がlocalhostをリスンしていません。
Resolution
1.Avamarサーバーにadminユーザーとしてログインし、rootユーザーに昇格します。
2.既存の server.xml 設定ファイルをバックアップします。
3./usr/local/avamar-tomcat/conf/server.xml と /usr/local/avamar/etc/server.xml を編集し、以下にハイライトされている行を追加します。
4.ファイルを保存して閉じます。
5.tomcatとApacheを再起動します。
2.既存の server.xml 設定ファイルをバックアップします。
cp -p /usr/local/avamar-tomcat/conf/server.xml /usr/local/avamar-tomcat/conf/server.xml-orig
cp -p /usr/local/avamar/etc/server.xml /usr/local/avamar/etc/server.xml-orig
3./usr/local/avamar-tomcat/conf/server.xml と /usr/local/avamar/etc/server.xml を編集し、以下にハイライトされている行を追加します。
5.tomcatとApacheを再起動します。
emwebapp.sh --restart
service apache2 restart
Article Properties
Article Number: 000203109
Article Type: Solution
Last Modified: 14 Jul 2023
Version: 2
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