Getting 401 status code in api-gateway service when calling any end point from postman

[SauravK1996]

2023-05-23 13:00:24.776 DEBUG [api-gateway,,] 1 --- [or-http-epoll-1] o.s.s.oauth2.jwt.JwtClaimValidator : The iss claim is not valid 2023-05-23 13:00:24.782 DEBUG [api-gateway,,] 1 --- [or-http-epoll-1] o.s.s.w.s.a.AuthenticationWebFilter : Authentication failed: The iss claim is not valid

[najiboulhouch]

You should put in Access Token URL field on Postman "keyloack" hostname with port 8080.

[kanth5]

2023-05-23 13:00:24.776 DEBUG [api-gateway,,] 1 --- [or-http-epoll-1] o.s.s.oauth2.jwt.JwtClaimValidator : The iss claim is not valid 2023-05-23 13:00:24.782 DEBUG [api-gateway,,] 1 --- [or-http-epoll-1] o.s.s.w.s.a.AuthenticationWebFilter : Authentication failed: The iss claim is not valid

Check out Part-9 of the playlist video where it shows how to resolve the above error. It talks about mapping '127.0.0.1' to keycloak in the hosts file and replacing 'localhost' with 'keycloak' in the Access token URL in the postman request.