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Questions tagged [docker]

Docker - An open platform for distributed applications for developers and sysadmins.

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Install Docker Desktop in Ubuntu

I have installed Docker according to manual to my Debian Odroid PC. But command below does not bring Docker Desktop: sudo apt-get install docker-ce docker-ce-cli containerd.io docker-compose-plugin ...
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How can I establish a Client-Server interaction between containers and their local host machine?

I am writing a simple Unity3d desktop application that has a client-server side model. I'd like to dockerize client side within a container (there's a reason for this btw). But issue is, how would I ...
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Deploy docker app and nginx reverse proxy

I have a docker app and it works on http:// localhost:8000. This app also works on http://my_domain.com. I would like to run my docker app through nginx reverse proxy. Therefore, I have done the ...
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Docker Desktop not starts

Docker desktop application does not start anymore on my Windows PC. Docker Desktop application is trying to start for very long period. Finaly I'm getting message: Docker Desktop stopped... How to fix ...
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Why COMPOSE_PROJECT_NAME is not visible from --env-file?

I deploy my stack with command docker-compose --env-file up --detach, but specified project name is not assigned. When I set up it as environment variable then it works COMPOSE_PROJECT_NAME=proj ...
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Docker daemon not starting on embedded

I am unable to run docker daemon on my embedded device using a custom Linux distro (Yocto based). The initialization ends with the following error: failed to start daemon: Error initializing network ...
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MySQL tuning-primer script and Docker container

I have MySQL docker container and I want to optimize MySQL server there. I use tuning-primer. However, I could not figure out how to make that script connect to the container via socket In other words,...
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Installing Kali Linux in Docker and accessing it's GUI over the browser

so I'm pretty new to docker and all that stuff. I would like to install Kali Linux as a Docker container and access it's GUI from the browser. How do I do that? I use Portainer as a GUI for managing ...
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Can I put each docker container (including its volumes) in a separate lvm logical volume?

I have various docker-containers and I want to put each of it (including every volumes and anything else) in a separate lvm volume: openproject-docker => vg-docker/lv-openproject zammad-docker ...
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docker without sudo on WSL2

According to https://docs.docker.com/engine/security/rootless/ running dockerd-rootless-setuptool.sh install will let you run Docker without sudo, however, when I try to do it, I get this error: [...
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Docker volume has permissions of Docker host user, not container user

I just moved my work data from a partition with Ubuntu to a partition with Fedora (more space). I'm running a container where the container-user is root and the Docker-host-user is me (id=1000, gid=...
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Why unable to verify local issuer certificate? (https calls for google)

I am using docker desktop to run a simple node:16-alpine through mac. Which I added a ca-certificates, curl and openssl. RUN apk add --no-cache --repository http://dl-cdn.alpinelinux.org/alpine/v3.15/...
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Install Docker for Windows Containers on Windows 10 without Docker-Desktop

I want to set up a build server on windows with a gitlab-runner to build WPF applications for our company. Everything should run neatly in docker containers, thus I need to install docker on windows, ...
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Docker Swarm - Containers can ping between nodes, cannot communicate over TCP ports

I'm setting up a new Docker Swarm mode cluster on three Linux machines - all brand new installations. All three machines have their firewalls and security modules (AppArmor) disabled and I could ...
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WSL ubuntu files recovery

I have WSL with Ubuntu distribution installed on Windows 10 machine. Today Domain account is changed and I restarted my machine and logged in. Since then I do not see ubuntu in the terminal preview ...
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what is the docker-compose.exporters.yml in this repo and how to call it?

I was reviewing a repo for a monitoring system and I saw a docker composer like this\ Repo link I ran the project as usual by docker-compose up, but I want to know what is docker-compose.exporters....
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xdebug over docker-traefik and WSL2

Error: listen EADDRINUSE: address already in use :::9003 at Server.setupListenHandle [as _listen2] (node:net:1334:16) at listenInCluster (node:net:1382:12) at Server.listen (node:net:1469:...
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Is there any way to have Windows containers using Hyper-V?

I want to have some isolated Windows containers preferably using built-in Hyper-V, on my Windows 10 Pro 21H2 machine. First I looked at the Windows Sandboxes. However, it appears as if Microsoft is ...
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How do I add export CLI='docker run -it --entrypoint cardano-cli -e NETWORK=testnet ...' so I can run CLI on Mac OS Monterey zshrc

I have tried adding the following export CLI='docker run -it --entrypoint cardano-cli -e NETWORK=testnet -e CARDANO_NODE_SOCKET_PATH=/ipc/node.socket -v cardano-node-ipc-testnet:/ipc inputoutput/...
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Docker with systemd and systemctl

I want to make a docker container that can run systemctl and systemd commands. I am new to docker and never have I ever learnt about docker. I have a docker file but dont know where should i place ...
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On Windows 10, how can I know which app is consuming my memory?

I have 32G memory on my PC, which is extremely large. I ran docker in windows. I found my memory usage is extremly high (90%), I closed all my programs. and I found 59%+ memory usage, wait for a night,...
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Is it possible to overwrite or shadow a mounted file in a Docker container

I have a Docker image that contains two configuration files and merges them using sed depending on the passed environment variables in the entrypoint script. To simplify this merge step, you can ...
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Could not backup all of docker container, i.e. data & configurations

I have MySQL Docker containers running well on a host with the following docker inspect mysql output: [ { "Id": "...
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Unable to run project on Docker from Visual Studio

So after many hours banging my head I decided to write. I started a very simple console project on VS2022 <Project Sdk="Microsoft.NET.Sdk"> <PropertyGroup> <OutputType&...
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Docker is limiting the network speed when the host OS is idle

Something weird is happening with my containerized torrent download speed. I tested with deluge and qbittorrent within a docker container. When I start a download it starts fast, then it slows down ...
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How to set up dnsmasq under linux to use a wildcard domain for local web development with lando/docker?

I recently discovered lando for local web development, which uses docker in the background. It works great so far, but I have to add every domain for each project manually to my hosts file /etc/hosts: ...
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Unable to use networking (apt-get) in Docker 12.04 under Windows

I must create a Docker container for Ubuntu 12.04. I am setting up the container into a Windows 10 VM. To get build tools, I need to get apt-get install to work, but it can't reach its sources. I am ...
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rkhunter Apache2 Warning caused by phpmyadmin-Docker-Container

recently we get the following reports from rkhunter: Warning: The following processes are using suspicious files: Command: apache2 UID: 33 PID: 11286 Pathname: Possible ...
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1 answer
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Linux-based docker containers won’t run as expected on Windows

If I run docker windows containers I can run docker commands ex: docker ps I get this: CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES However if I switch to Linux containers (...
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Web scraping with python + selenium + multiprocessing in a docker container becomes slower over time

I have built a web crawling solution with python, selenium and multiprocessing which is deployed in a docker container in an EC2 instance (m4.2xlarge type). Whenever I run it with a large input, it ...
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How to install libnss-mdns in centos7

I have a requirement to migrate a service from Ubuntu image to centos image. I am having problems installing yum install avahi-daemon libnss-mdns services. I found the name of avahi-daemon's ...
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Can't ping docker.io [duplicate]

I have WSL2 running ubuntu 20.04 and I can't figure out why my ubuntu machine is not able to ping docker.io but pings google.com my /etc/resolv.conf content # This file was automatically generated by ...
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Docker on Remote Host refused mount request : not exported

I have a windows host (10.10.1.28) I'm trying to connect to NFS shares (10.10.1.17) for docker volumes. My NFS export /etc/exports # This file is auto-generated by openmediavault (https://www....
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Docker CLI's dynamically updating output not rendering as intended in ConEmu

I'm running this docker command in ConEmu terminal, and I'm getting the following output: >docker-compose up --build [+] Building 0.0s (0/0) <--\ [+] Building 0.0s (0/0) | [+] Building 0....
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Is it possible to access files "shadowed" by a docker mount?

I am running a docker image that has files into a directory /dir. I wish I could run this image in two different ways : run it without persistence: the content of /dir is read/write but will be lost ...
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Docker networking not working with bridged host interfaces

Here's the setup: (docker host is in between to monitor traffic via ntopng) Router <---> Docker Host <---> PC <192.168.1.1> <192.168.1.20> ...
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Is Sysmon compatible with a Windows Docker container?

I'm trying to run Sysmon on a Windows Docker container (via Docker for Windows), but getting errors: PS C:\Users\jonat\Documents\GitHub\vulhub-lab> docker-compose up --build -d Building win10 ...
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Adding OpenGL support to a Docker distributed program

I am working with a piece of software, OpenFOAM, which is distributed on Linux under the Docker framework. It has a GUI environment, ParaView, that ideally runs on hardware accelerated graphics. I ...
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tensorflow ubuntu based docker: caught no-pid connections to kazooie.canonical.co banjo.canonical.com actiontoad.canonical

while working within tensorflow:latest-gpu Docker I caught "no pid" processes keep connecting from "filtered" ports like 42534, 57354, 46066 to kazooie.canonical.co:80 banjo....
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2 votes
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Issue accessing Docker in Hyper-V Linux VM from browser

On my Windows 11 machine I've created a Hyper-V VM and installed Ubuntu 20.04 on it. I run an Nginx Docker container on the VM and map port 80 to port 8080 on the machine with the command docker run --...
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Allow Docker Container with MacVLAN network to access Wireguard connected remote

I do have two servers: Server A: a local NAS running RHEL 8.5 (5.17.1 kernel - so it has native wireguard support); local IP 192.168.1.1 Server B: a VPS with debian 11.3 (5.10.0 kernel - also has ...
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Am I misusing the --name argument for Docker?

This works: docker run -it mcr.microsoft.com/windows:20H2 --isolation=hyperv I get a CLI for the container, everything is good. This doesn't work: docker run -it mcr.microsoft.com/windows:20H2 --...
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2 answers
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docker run mcr.microsoft.com/windows/servercore:ltsc2022 -i --isolation=hyperv resulting in errors. What am I doing wrong?

I'm running a valid, licensed copy of Windows 11 Pro. > docker version Client: Cloud integration: v1.0.22 Version: 20.10.13 API version: 1.41 Go version: go1.16.15 Git ...
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Why the container in "macvlan" network cannot connect to the Internet?

I just configured macvlan network for testing purposes and after I connected the container to that network I just cannot ping to DNS server of Google (8.8.8.8) from the container, I guess the ...
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How to mount a cifs Partition for docker-compose?

I want docker-compose to mount one of the volumes to a mounted CIFS partition. I used the seafile docker-compose file and changed the volumes to ... db: ... volumes: - /mnt/nas_share/...
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Using docker-compose with multiple actual users on one machine for a single project

A friend and I started working on a project together, and we wanted to try using a single remote dev environment for it. I created a VM on Oracle's Cloud Infrastructure, and created a user for my ...
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How to configure docker for windows to correctly route via cisco AnyConnect with split tunnels

I am running Docker Desktop 4.6.1 on Windows 10. I am connected to a vpn via Cisco AnyConnect 4.10.02086. AnyConnect has several secured routes defined, e.g. 10.1.160.0/24 Non-Secured routes is ...
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Outputting, logging with varnish when using docker-compose, Docker-Desktop

vcl 4.1; import std; backend default { .host = "127.0.0.1"; .port = "80"; } sub vcl_recv { std.syslog(2, "debugging : " + req.url); } I have this config and ...
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virtualbox inside docker: usernames and permissions

On a Ubuntu 20.04 machine (a) I have made a virtualbox VM running Windows inside a docker, using this recipe. When I was happy that everything worked, I used docker save to store the whole docker+...
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Running MariaDB in a container with storage through NFS

I'm trying to run a MariaDB container on a raspberry pi. The container is created through docker-compose and to persist the data I want to use my NAS. To mount a directory from the NAS to the ...
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