Avamar:Tomcat 問題 - 無法存取 Client Manager。對 server.xml 所做的變更並非持續性
摘要: 已變更至 server.xml,但重新開機 tomcat 服務會還原變更。 本知識庫文章也討論無法存取 Tomcat 的位置,因為埠 8509 未監聽 127.0.0.1。
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症狀
Tomcat 已啟動,但無法存取 AAM (Client Manager) 網頁:
/var/log/apache2/mod_jk.log 在埠 8509 上連線時顯示錯誤。
Curl 至 port 8509 至 localhost 顯示連線遭拒。
[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 至 port 8509 至 localhost 顯示連線遭拒。
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
原因
埠 8509 未在聆聽 localhost。
解析度
1.以系統管理員使用者身分登入 Avamar 伺服器,並提升至根使用者:
2.備份現有的 server.xml 組態檔案:
3.編輯/usr/local/avamar-tomcat/conf/server.xml 和/usr/local/avamar/etc/server.xml,新增下列醒目提示的行:
4.儲存並關閉檔案。
5.重新開機 tomcat 和 Apache:
2.備份現有的 server.xml 組態檔案:
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.編輯/usr/local/avamar-tomcat/conf/server.xml 和/usr/local/avamar/etc/server.xml,新增下列醒目提示的行:
5.重新開機 tomcat 和 Apache:
emwebapp.sh --restart
service apache2 restart
文章屬性
文章編號: 000203109
文章類型: Solution
上次修改時間: 14 7月 2023
版本: 2
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