docker container connection refused
Docker has an internal DNS that uses the container name as host.Look at a previous reply I did a couple of days ago on a similar topic.I just changed to n2 after that i restarted nginx and im sure the conf is loaded as it shows with command nginx -T the following:even though im using the name of the container, in the end it changes to the real ipTried using telnet to check if i could connect from the inside of the nginx container and failledTried nmap to check the port and its closed. first check container is in running state "docker ps " , if yes get shell of container using command "docker exec -it container_name bash" and check apache service is running or not.This doesn't really answer the question, you should edit this into your question instead of posting it as an answer.
Actual behavior Connection attempts are refused inside the container although service is up and running and can be connected successfully. Inside the nginx-container or your localhost?Inside nginx container that is on the same network as the n2 containerUnless you are running the network=host, it should work. To reach jenkins from nginx, in nginx config, use ‘jenkins1’.I’m in the same situation than the author. I turned off windows firewall and tried to connect, same result. Stack Exchange network consists of 177 Q&A communities including Server Fault works best with JavaScript enabled If you are running network=host, you will have a port collision.
from inside the nginx webserver container -> curl 172.18.0.2:8545 or curl 172.8.0.2:30303, (the ip address of eth container from 2.2.1 above) produces -> connection refused ping output Both containers are able to ping one another using the ip addresses mentioned above, but ping with hostname (from docker container inspect) or ping container name … fails. [root@ansiblecontrolnode dockerbuild]# cat DockerfileNotice the difference between your first output of On you first attempt you were starting the container with this command:The result: On the first run you were starting bash instead of apache. Use the name in the server configuration.
I am mystified. The Overflow Blog Hey I deployed two container in the same network (tried bridge and another that i created to test). But seeing this I think I know now what the actual problem was.
Is the server running on host "127.0.0.1" and accepting. Since im using the same network im redirecting to 0.0.0.0:5000. Expected behavior Started container can connect to a service port started on host. Applies to: SQL Server (all supported versions) - Linux This article explains how to configure and use the mssql-server-linux container image with Docker.. For other deployment scenarios, see: By using our site, you acknowledge that you have read and understand our Server Fault is a question and answer site for system and network administrators. It will be like two different applications tries to start something on port 8080.Using the -p in docker run or ports: in docker-compose.yml binds the internal port to a host port.Take a good look at the example in the link I had in the last reply.Then tell us exactly how you started the containers please.Where are you running nmap and telnet from?? Cant reach a container from another container using telnet with appropriate port but I’m able to ping each container. Start here for a quick overview of the site (same as 1 but only 1 container running) One native mysql instance outside of docker for all wordpress-containers. Thanks! The container was running, but apache wasn't running, so you got When creating the image of container n2 i exposed port 5000. It only takes a minute to sign up. Will try to improve on editing. Detailed answers to any questions you might have
It will be like two different applications tries to start something on port 8080.They are using the network i’ve created name test, not the hostThen tell us exactly how you started the containers please.Also tried using in the command line for n2 the --expose flag even though its in the dockerfile to make sure its really exposed.This thread has been dormant for a little while, but I’m running into the same problem.I’m using jenkinsci/blueocean with nginx, letsencrypt-nginx-proxy-companion and jwilder/nginx-proxy to docker-compose up a Jenkins server with https provided by letsencrypt. Please see my new answer.This was my 1st post. Viewed 621 times 1. Everything seems to be starting up fine, and the jwilder/nginx-proxy container recceives the request and correctly attempts to route it to the nginx container but gets connection refused on port 80:I have confirmed that all containers are on the same network, and I added a busybox-curl container to the network to verify that I can ping the nginx container from inside the network. When I run "netstat -tulpn" it shows the docker is listening to both port 8300 (duplicati) and port 8443 (unifi-controller.) TCP/IP connections on port 5432? Dont know why since i exposed it dockerfileWhere are you running nmap and telnet from?? Please check the “Name” field; possibly jenkins1 and nginx1. They probably aren’t, and you’ll probably have to create your own network and add them both to it in the docker run commands.You can tell by doing a docker network ls, find which network you think they are on, and do a docker network inspect of that network, it’ll show you which containers are attached to that network.I’m not sure how you’re trying to connect, but you will probably have better luck connecting via the container-name, and not the IP.Check to make sure they’re both on the same network.
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