Questions tagged [ports]

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16 views

Is the MySQL Command-Line Client on alpine or another minimalist container?

This seems not wholly unreasonable: root $ root $ docker ps CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES root $ root $...
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1answer
137 views

how to connect to a MySQL database in a docker container?

starting up the default mysql server: root $ root $ docker run --name mysql -d -p 3306:3306 -e MYSQL_ROOT_PASSWORD=password mysql/mysql-server:latest ...
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2answers
25 views

How do I make a redis container accessible through bridge networking from the host?

I'd like to be able to connect directly to the redis container below: root $ root $ docker images redis REPOSITORY TAG IMAGE ID CREATED SIZE redis ...
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0answers
14 views

Connect a specific pod from the outside world

I have a service for a specific pod of a statefulset: (and probably gonna create similar services for more pods lately) apiVersion: v1 kind: Service metadata: name: app-0 spec:   type: ...
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1answer
26 views

What can I use to forward a conection to port 3006 on the bastion to an RDS database?

Forwarding a port 3006 database connection from a bastion server to a RDS database? Trying to find the answer online I came across the term Proxy jump but can't find anything on proxy jump for 3006 ...
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1answer
196 views

Docker bridge network Configuration for containers

I have an Angular application deployed in the container . If I log in to the container I can curl to the port 4200. I have mapped to port 9001 to connect from my host . But I can't curl from my host ...
1
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1answer
165 views

Running services on different ports in development environment and production environment

A bit of an odd question I think but here goes: I have a couple of services running in an application that I'm building. In production each service is containerised and lives on its own server. But on ...
1
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1answer
72 views

How can I expose port 3389 using a secure approach

Within our legacy infrastructure we need to keep port 3389 exposed so that we can remote desktop into this server (note that we can't go back and utilize IaC to prevent this). We currently restrict ...
0
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1answer
48 views

Is there a way to map ports two docker container

Let's consider two docker conatiner named app and mysql. I am looking for a way, where I can map app and mysql ports, so that if I try to connect to mysql from web, using localhost:3306 it can connect....
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2answers
667 views

Docker not exposing port on mojave mac

I used brew to install docker, docker-machine and docker-compose. Everything is working, but when I use expose to map port on my host machine, it is not working. When I ssh in docker machine service ...
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0answers
282 views

running httpd and nginx in the same pod kubernetes [closed]

I am not able to run both apache (httpd) and nginx in the same pod. Indeed both containers are running on port 80. # kubectl logs -f multi-container -c apache (98)Address in use: AH00072: make_sock: ...
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2answers
11k views

Why use EXPOSE in Dockerfile — since you can bind to all ports anyways

I can docker run -p 3000:3000 image without EXPOSEing that port in the container (see below). If that's true, then why bother putting EXPOSE in the Dockerfile? Is it just for communication to image ...
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1answer
202 views

Why won't InSpec admit that port 5432 is listening inside a PostgreSQL container?

Background I'm trying to test a PostgreSQL container with InSpec 2.1.10, but I cannot get a simple port check to return true, even though Docker, netstat, and psql all report that the port is ...
16
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4answers
24k views

Ansible: Other option available for telnet check of open ports?

I'm new to Ansible. Here's my task ... I have 400+ hosts, and I need to verify if 5 different ports are open from their end to our web server. Individually, I could log in and run: telnet ...
5
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1answer
98 views

When would I choose IPTables over an Ambassador pattern for port forwarding?

In an environment of Secured Virtual Private Clouds, in a Cluster of Docker Containers, we have to setup some routes. We can do that with the Ambassador pattern, which is simple and easy to maintain....
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1answer
2k views

Why is ansible not sending the correct sudo password?

What does it mean when this: EXEC sshpass -d29 ssh -C -vvv -o ControlMaster=auto -o ControlPersist=60s -o ControlPath="/root/.ansible/cp/ansible-ssh-%h-%p-%r" -o StrictHostKeyChecking=no\ -...
12
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1answer
635 views

How to deterministic and reproducibly assign increasing port numbers in Ansible?

I am new to Ansible, but I have to maintain a set of playbooks, which correspond to services to be setup in a given environment. They need to be assigned a port, certificates, etc. This results in ...