Yes, here is my situation :
There is no error at openldap and hedgedoc container in both login method, so I’m confused why can not login success after reverse proxy added.
Login using domain ,Hedgedoc log like that, is that success?
2023-04-17T02:17:43.413Z info: Executing (690f7407-f206-4aa4-bdcd-938404a16e1c): START TRANSACTION;
2023-04-17T02:17:43.414Z info: Executing (690f7407-f206-4aa4-bdcd-938404a16e1c): SELECT `id`, `profileid`, `profile`, `history`, `accessToken`, `refreshToken`, `deleteToken`, `email`, `password`, `createdAt`, `updatedAt` FROM `Users` AS `User` WHERE `User`.`profileid` = 'LDAP-casper_chen';
2023-04-17T02:17:43.416Z info: Executing (690f7407-f206-4aa4-bdcd-938404a16e1c): COMMIT;
2023-04-17T02:17:43.417Z info: Executing (default): SELECT `sid`, `expires`, `data`, `createdAt`, `updatedAt` FROM `Sessions` AS `Session` WHERE `Session`.`sid` = 'Tav-fs5ZsQj0aNv9VMjfRcgqDSyzcQDr';
2023-04-17T02:17:43.418Z info: serializeUser: a678a290-7530-4d7d-9206-04e21bb6883f
2023-04-17T02:17:43.418Z info: Executing (default): SELECT `sid`, `expires`, `data`, `createdAt`, `updatedAt` FROM `Sessions` AS `Session` WHERE `Session`.`sid` = 'oujmA9KMMilVYnjc0h28ZGXqzhQs0UVP';
2023-04-17T02:17:43.420Z info: Executing (default): INSERT INTO `Sessions` (`sid`,`expires`,`data`,`createdAt`,`updatedAt`) VALUES (?,?,?,?,?);
2023-04-17T02:17:43.494Z info: Executing (default): SELECT `sid`, `expires`, `data`, `createdAt`, `updatedAt` FROM `Sessions` AS `Session` WHERE `Session`.`sid` = 'oujmA9KMMilVYnjc0h28ZGXqzhQs0UVP';
2023-04-17T02:17:43.496Z info: Executing (default): UPDATE `Sessions` SET `expires`=?,`data`=?,`updatedAt`=? WHERE `sid` = ?
2023-04-17T02:17:43.513Z info: 10.42.0.30 - - [17/Apr/2023:02:17:43 +0000] "POST /auth/ldap HTTP/1.0" 302 100 "https://hedgedoc.kkatex.com/" "Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:109.0) Gecko/20100101 Firefox/111.0"
2023-04-17T02:17:45.119Z info: Executing (default): SELECT `sid`, `expires`, `data`, `createdAt`, `updatedAt` FROM `Sessions` AS `Session` WHERE `Session`.`sid` = 'gVzWSEH4WIrUcZtWR7rp_zuNDf4KIJjT';
2023-04-17T02:17:45.120Z info: Executing (default): INSERT INTO `Sessions` (`sid`,`expires`,`data`,`createdAt`,`updatedAt`) VALUES (?,?,?,?,?);
2023-04-17T02:17:45.169Z info: 10.42.0.30 - - [17/Apr/2023:02:17:45 +0000] "GET / HTTP/1.0" 200 - "https://hedgedoc.kkatex.com/" "Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:109.0) Gecko/20100101 Firefox/111.0"
2023-04-17T02:17:45.899Z info: Executing (default): SELECT `sid`, `expires`, `data`, `createdAt`, `updatedAt` FROM `Sessions` AS `Session` WHERE `Session`.`sid` = 'MZ2gsNLTJDhAUeamSAbs35kl79yI2bPy';
2023-04-17T02:17:45.900Z info: Executing (default): INSERT INTO `Sessions` (`sid`,`expires`,`data`,`createdAt`,`updatedAt`) VALUES (?,?,?,?,?);
2023-04-17T02:17:45.915Z info: 10.42.0.30 - - [17/Apr/2023:02:17:45 +0000] "GET /config HTTP/1.0" 200 290 "https://hedgedoc.kkatex.com/" "Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:109.0) Gecko/20100101 Firefox/111.0"
2023-04-17T02:17:46.594Z info: Executing (default): SELECT `sid`, `expires`, `data`, `createdAt`, `updatedAt` FROM `Sessions` AS `Session` WHERE `Session`.`sid` = 'tLOXyo_9Gpruvb_MZfObVtnkHKPqp8-P';
2023-04-17T02:17:46.601Z info: Executing (default): INSERT INTO `Sessions` (`sid`,`expires`,`data`,`createdAt`,`updatedAt`) VALUES (?,?,?,?,?);
2023-04-17T02:17:46.619Z info: 10.42.0.30 - - [17/Apr/2023:02:17:46 +0000] "GET /me HTTP/1.0" 200 22 "https://hedgedoc.kkatex.com/" "Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:109.0) Gecko/20100101 Firefox/111.0"
2023-04-17T02:17:47.271Z info: 10.42.0.30 - - [17/Apr/2023:02:17:47 +0000] "GET /icons/apple-touch-icon.png HTTP/1.0" 200 2126 "https://hedgedoc.kkatex.com/" "Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:109.0) Gecko/20100101 Firefox/111.0"
2023-04-17T02:17:48.269Z info: 10.42.0.30 - - [17/Apr/2023:02:17:48 +0000] "GET /icons/favicon-32x32.png HTTP/1.0" 200 605 "https://hedgedoc.kkatex.com/" "Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:109.0) Gecko/20100101 Firefox/111.0"
openldap log
643cac47 conn=1451 fd=12 ACCEPT from IP=172.17.0.1:51660 (IP=0.0.0.0:389)
643cac47 conn=1451 op=0 BIND dn="cn=admin,dc=kkatex,dc=com" method=128
643cac47 conn=1451 op=0 BIND dn="cn=admin,dc=kkatex,dc=com" mech=SIMPLE ssf=0
643cac47 conn=1451 op=0 RESULT tag=97 err=0 text=
643cac47 conn=1452 fd=13 ACCEPT from IP=172.17.0.1:51672 (IP=0.0.0.0:389)
643cac47 conn=1451 op=1 SRCH base="cn=nas,dc=kkatex,dc=com" scope=2 deref=0 filter="(&(sn=casper_chen)(objectClass=*))"
643cac47 <= mdb_equality_candidates: (sn) not indexed
643cac47 conn=1451 op=1 SEARCH RESULT tag=101 err=0 nentries=1 text=
643cac47 conn=1452 op=0 BIND dn="cn=casper_chen,cn=nas,dc=kkatex,dc=com" method=128
643cac47 conn=1452 op=0 BIND dn="cn=casper_chen,cn=nas,dc=kkatex,dc=com" mech=SIMPLE ssf=0
643cac47 conn=1452 op=0 RESULT tag=97 err=0 text=
643cac47 conn=1451 op=2 UNBIND
643cac47 conn=1451 fd=12 closed
643cac47 conn=1452 op=1 UNBIND
643cac47 conn=1452 fd=13 closed