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spring boot application is running but its docker image cant connect to maria DB which is installed localy

April 25, 2023

I have created a docker image for my spring boot application but i am not able to get that to run.
Kindly help me figure this out

java.sql.SQLNonTransientConnectionException: Socket fail to connect to host:address=(host=localhost)(port=3306)(type=primary). Connection refused
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2023-04-25T13:04:41.969Z  WARN 1 --- [           main] o.h.e.j.e.i.JdbcEnvironmentInitiator     : HHH000342: Could not obtain connection to query metadata

java.sql.SQLNonTransientConnectionException: Socket fail to connect to host:address=(host=localhost)(port=3306)(type=primary). Connection refused

>Solution :

Use --network="host" in your docker run command, then 127.0.0.1 in your docker container will point to your docker host. You can get more info and a possible duplicate of this.