Avamar: Tomcat-problem - Client Manager er ikke tilgængelig. Ændringer af server.xml er ikke permanente
Summary: Der foretages ændringer af server.xml, men genstart af tomcat-tjenesten gendanner ændringerne. Denne KB diskuterer også, hvor tomcat ikke er tilgængelig, fordi port 8509 ikke lytter på 127.0.0.1. ...
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Symptoms
Tomcat var oppe, men AAM-websiden (Client Manager) er ikke tilgængelig:
/var/log/apache2/mod_jk.log viser en fejl under tilslutning på port 8509.
Curl til port 8509 til localhost viste forbindelsen.
[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 til port 8509 til localhost viste forbindelsen.
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
Port 8509 lytter ikke efter localhost.
Resolution
1. Log på Avamar-serveren som administratorbruger, og få administratorrettigheder til root-brugeren:
2. Sikkerhedskopier den eksisterende server.xml-konfigurationsfil:
3. Rediger /usr/local/avamar-tomcat/conf/server.xml og /usr/local/avamar/etc/server.xml, tilføj linjen, der er fremhævet nedenfor:
4. Gem og luk filen.
5. Genstart tomcat og Apache:
2. Sikkerhedskopier den eksisterende server.xml-konfigurationsfil:
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. Rediger /usr/local/avamar-tomcat/conf/server.xml og /usr/local/avamar/etc/server.xml, tilføj linjen, der er fremhævet nedenfor:
5. Genstart tomcat og Apache:
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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