Avamar: Probleem met Tomcat - Client Manager is niet toegankelijk. Wijzigingen die zijn aangebracht in server.xml zijn niet permanent

Riepilogo: Wijzigingen worden aangebracht in server.xml, maar door de tomcat-service opnieuw op te starten, worden de wijzigingen ongedaan gemaakt. In dit KB-artikel wordt ook besproken waar tomcat niet toegankelijk is omdat poort 8509 niet luistert op 127.0.0.1. ...

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Sintomi

Tomcat was actief, maar de webpagina van AAM (Client Manager) is niet toegankelijk: 
Fout service niet beschikbaar
/var/log/apache2/mod_jk.log geeft een fout weer bij het aansluiten op poort 8509.
[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 geeft aan dat de verbinding is geweigerd.
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
 


 
 

Causa

Poort 8509 luistert niet naar de localhost.

Risoluzione

1. Meld u aan bij de Avamar-server als admingebruiker en til deze naar de hoofdgebruiker: 

2. Maak een back-up van het bestaande server.xml-configuratiebestand: 
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. Bewerk /usr/local/avamar-tomcat/conf/server.xml  en /usr/local/avamar/etc/server.xml, voeg de onderstaande regel toe: 
    
    
     
 
4. Sla het bestand op en sluit het. 

5. Start Tomcat en Apache opnieuw op: 
emwebapp.sh --restart
service apache2 restart
 
 
Proprietà dell'articolo
Numero articolo: 000203109
Tipo di articolo: Solution
Ultima modifica: 14 lug 2023
Versione:  2
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