I’m trying to setup a system with a number of Docker containers across multiple Docker networks, to limit access. The piece I’m struggling with, is that I want a bridge network allowing containers within it to be accessible from outside the host on specific ports and also for it to have access to communicate with ..
Category : iptables
I’m running a Docker MERN stack on CentOS 7 with WHM, CPanels and Apache, everything works fine until I reboot the server. I get the following error on the webpage: The proxy server received an invalid response from an upstream server. The proxy server could not handle the request Reason: Error reading from remote server ..
I have iptables rules that blocking access to DOCKER Container from host (accessing from outside network is working fine), most of these rules is writen by my ex-coworking so basically i have no experience on writing iptables rules could someone help me with some advice of which line of the rules should I edit/remove/add so ..
I am trying to scrape docker metrics from inside a container. I have seen the creator of Prometheus doing it this way see video here. I am not able to reproduce it. Configuration I have exposed docker metrics page via json config. { "metrics-addr" : "172.17.0.1:4999", "experimental" : true } I have also tried with ..
I am currently working on my Bachelor’s, I’m simulating some networks using a python script that uses mininet. The script is super short, I declare my hosts as docker containers, and set my preferences for them, linking them to a standard "base" image that I build in before with a shell script. The problem is, ..
can someone explain why I cannot forward packages to a NFQUEUE inside a docker container. My goal is to setup a NFQ based network inspection inside a container. The rule will be added but just ignored. If someone is interested – here I created a PR for SNORT setup with NFQ inline configuration => https://github.com/cfinkelstein/myownlab/pull/1. ..
I have setup: Rancher (1.6.30) and Docker (18.09.9). When I create a rancher cluster from docker-compose: version: ‘2’ services: mongo: image: mongo:4.4.2 stdin_open: true volumes: – /var/lib/mongo/data/db:/data/db tty: true ports: – 27017:27017/tcp app1: image: XX stdin_open: true tty: true ports: – 10503:80/tcp labels: io.rancher.container.pull_image: always app2: image: XX stdin_open: true tty: true ports: – 10504:8080/tcp ..
I’m running a dockerized app on an ubuntu machine. It’s a test environment so I want to limit acces to a few IP addresses. I use the following iptables rules: iptables -I DOCKER-USER -p tcp –dport 80 -j REJECT iptables -I DOCKER-USER -p tcp –dport 443 -j REJECT iptables -I DOCKER-USER -p tcp –dport 3306 ..
I’m trying to expose my nginx service to the vpn network without any restrictions. I set up a Nginx docker container with dockerfile as follows: FROM nginx COPY ./docs/build/html /usr/share/nginx/html and then ran docker with: docker build -t my_image . docker run –name cnt_name -d -p 8082:80 my_image While it works pretty well on localhost ..
Docker – modifying IPTABLES for host from container ^ Basically my question is essentially the same as this one, except for one detail. When I followed the answer above, it worked great when I was using the debian base image. But now I have switched my base image to alpine instead. Why did this stop ..