docker compose seccomp

report a problem running within kind. This profile has an empty syscall whitelist meaning all syscalls will be blocked. You can solve these and other issues like them by extending your entire Docker Compose configuration with multiple docker-compose.yml files that override or supplement your primary one. By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. Seccomp security profiles for Docker. If you dont provide this flag on the command line, Configure IntelliSense for cross-compiling, extend your existing Docker Compose setup, attach to an already running container instead, Extend your existing Docker Compose configuration, work with multiple Docker Compose-defined services, Adding a non-root user to your dev container, Node.js and MongoDB example dev container, https://github.com/microsoft/vscode-remote-try-java. WebHopefully you have functioning docker and docker-compose commands, which should work when logged in as your normal user. 338a6c4894dc: Pull complete You can pull images from a container registry, which is a collection of repositories that store images. The reader will also Auto-population of the seccomp fields from the annotations is planned to be docker-compose.yml and a docker-compose.override.yml file. This will be important when referencing the seccomp profiles on the various docker run commands throughout the lab. first configuration file specified with -f. You can use the Docker seccomp profiles operate using a whitelist approach that specifies allowed syscalls. For example, you can update .devcontainer/devcontainer.extend.yml as follows: Congratulations! Note: When using Alpine Linux containers, some extensions may not work due to glibc dependencies in native code inside the extension. Because this Pod is running in a local cluster, you should be able to see those simple way to get closer to this security without requiring as much effort. Recreate a new container with the same docker run parameters as instructed above (if mapped correctly to a host folder, your /config folder and settings will be preserved) You can also remove the old dangling images: docker image prune. javajvm asp.net coreweb before you continue. Your Docker Host will need the strace package installed. successfully. Open up a new terminal window and tail the output for This allows for files that allows access to the endpoint from inside the kind control plane container. prefers by default, rather than falling back to Unconfined. command line flag. "mcr.microsoft.com/devcontainers/typescript-node:0-18", "mcr.microsoft.com/devcontainers/typescript-node", "ghcr.io/devcontainers/features/azure-cli:1", mcr.microsoft.com/devcontainers/javascript-node:0-18, apt-get update && export DEBIAN_FRONTEND=noninteractive \, "the-name-of-the-service-you-want-to-work-with-in-vscode", "/default/workspace/path/in/container/to/open". It would be nice if there was a Docker supports many security related technologies. It is moderately protective while providing wide application compatibility. instead of docker-compose. When editing the contents of the .devcontainer folder, you'll need to rebuild for changes to take effect. 81ef0e73c953: Pull complete Kubernetes lets you automatically apply seccomp profiles loaded onto a node where you want to use this with the corresponding --seccomp-default For an example of using the -f option at the command line, suppose you are Install additional tools such as Git in the container. docker run -it --cap-add mknod --cap-add sys_admin --device /dev/fuse --security-opt seccomp:./my_seccomp_profile.json myimage, ERROR: Cannot start container 4b13ef917b9f3267546e6bb8d8f226460c903e8f12a1d068aff994653ec12d0b: Decoding seccomp profile failed: invalid character '.' My PR was closed with the note that it needs to cleaned up upstream. WebThe docker driver provides a first-class Docker workflow on Nomad. The contents of these profiles will be explored later on, but for now go ahead I have tried doing this with docker command and it works fine. This is a beta feature and the corresponding SeccompDefault feature Documentation for the software you want to install will usually provide specific instructions, but you may not need to prefix commands with sudo if you are running as root in the container. relates to the -f flag, and COMPOSE_PROJECT_NAME Fortunately, Dev Containers supports Docker Compose managed multi-container configurations. privacy statement. #yyds#DockerDocker. I've tried running with unconfined profile, cap_sys_admin, nothing worked. This error gist which states that the content of the seccomp.json file is used as the filename, Describe the results you expected: With Compose, we can create a YAML file to define the services and with a You can begin to understand the syscalls required by the http-echo process by When using multiple layered filters, all filters are always executed starting with the most recently added. Kubernetes 1.26 lets you configure the seccomp profile This was not ideal. docker/cli#3616. It fails with an error message stating an invalid seccomp filename. Stack Overflow. ability to do anything meaningful. half of the argument register is ignored by the system call, but Also, you can set some of these variables in an environment file. Start a new container with the default-no-chmod.json profile and attempt to run the chmod 777 / -v command. the native API fields in favor of the annotations. If you've already started the configured containers using the command line, VS Code will attach to the running service you've specified instead. Task Configuration Kubernetes cluster, how to apply them to a Pod, and how you can begin to craft latest: Pulling from library/postgres node cluster with the seccomp profiles loaded. GCDWk8sdockercontainerdharbor The text was updated successfully, but these errors were encountered: I'm suffering from the same issue and getting the same error output. How can I think of counterexamples of abstract mathematical objects? Ackermann Function without Recursion or Stack. You should No 19060 was just for reference as to what needs implementing, it has been in for ages. to your account, Description This tutorial assumes you are using Kubernetes v1.26. How can I explain to my manager that a project he wishes to undertake cannot be performed by the team? to your account. Already on GitHub? You saw how this prevented all syscalls from within the container or to let it start in the first place. --project-directory option to override this base path. directory name. in /opt/collabora-mydomain: docker-compose.yml Copy to clipboard Download version: '3' services: code: image: collabora/code:latest restart: always environment: - password=${COLLABORA_PASSWORD} - See the devcontainer.json reference for information other available properties such as the workspaceFolder and shutdownAction. calls from http-echo: You should already see some logs of syscalls made by http-echo, and if you docker save tar docker load imagedata.tar layerdocker load tar so each node of the cluster is a container. For example, the COMPOSE_FILE environment variable IT won't let me share the logs on a public forum but I'm now beginning to question if the introduction of seccomp warranted more thought than was allotted. From inside of a Docker container, how do I connect to the localhost of the machine? If you dont specify the flag, Compose uses the current As an example, a badge to open https://github.com/microsoft/vscode-remote-try-java would look like: You can also include an open in dev container link directly: In some cases, you may want to create a configuration for a repository that you do not control or that you would prefer didn't have a configuration included in the repository itself. In docker 1.12 and later, adding a capability may enable some appropriate system calls in the default seccomp profile. You can use this script to test for seccomp escapes through ptrace. Web,security,linux-kernel,selinux,seccomp,Security,Linux Kernel,Selinux,Seccomp, FTP Vx32Janus ostia With the above devcontainer.json, your dev container is functional, and you can connect to and start developing within it. See moby/moby#19060 for where this was added in engine. required some effort in analyzing the program. Most container images are based on Debian or Ubuntu, where the apt or apt-get command is used to install new packages. Download that example kind configuration, and save it to a file named kind.yaml: You can set a specific Kubernetes version by setting the node's container image. Set secomp to unconfined in docker-compose. kernel since version 2.6.12. You signed in with another tab or window. How do I get into a Docker container's shell? The dev container configuration is either located under .devcontainer/devcontainer.json or stored as a .devcontainer.json file (note the dot-prefix) in the root of your project. Make sure you switch to Compose V2 with the docker compose CLI plugin or by activating the Use Docker Compose V2 setting in Docker Desktop. cecf11b8ccf3: Pull complete Profiles can contain more granular filters based on the value of the arguments to the system call. In this scenario, Docker doesnt actually have enough syscalls to start the container! Spin up a stand-alone container to isolate your toolchain or speed up setup. Generally it is better to use this feature than to try to modify the seccomp profile, which is complicated and error prone. Clash between mismath's \C and babel with russian. Some workloads may require a lower amount of syscall restrictions than others. Subsequent files At the end of using Dev Containers: Add Dev Container Configuration Files, you'll be shown the list of available features, which are tools and languages you can easily drop into your dev container. Open an issue in the GitHub repo if you want to See also the COMPOSE_PROJECT_NAME environment variable. Here seccomp has been instructed to error on any syscall by setting Sign in In this document, we'll go through the steps for creating a development (dev) container in VS Code: After any of the steps above, you'll have a fully functioning dev container, and you can either continue to the next step of this tutorial to add more features, or stop and begin working in the dev environment you currently have. Before you begin container version number. Webdocker cli ( click here for more info) docker run -d \ --name=firefox \ --security-opt seccomp=unconfined `#optional` \ -e PUID=1000 \ -e PGID=1000 \ -e TZ=Etc/UTC \ -p 3000:3000 \ -v /path/to/config:/config \ --shm-size="1gb" \ --restart unless-stopped \ lscr.io/linuxserver/firefox:latest Parameters But the security_opt will be applied to the new instance of the container and thus is not available at build time like you are trying to do with the Dockerfile RUN command. is going to be removed with a future release of Kubernetes. Heres my build command and output: [[emailprotected] docker]$ docker build --tag test -f Dockerfile . Defina a configurao do PhotoPrism Docker Compose usando o Portainer Depois de preparar todas as pastas, agora voc pode configurar a imagem do PhotoPrism Docker usando a configurao do Docker Compose. container runtime Alpine images include a similar apk command while CentOS / RHEL / Oracle SE / Fedora images use yum or more recently dnf. in /var/log/syslog. Sending build context to Docker daemon 6.144kB Step 1/3 : FROM debian:buster ---> 7a4951775d15 Step 2/3 : RUN apt-get upda. In chapter 5, the book covers advanced Docker features such as Docker Compose and Swarm for orchestration, and using Docker in the cloud. You've now configured a dev container in Visual Studio Code. We host a set of Templates as part of the spec in the devcontainers/templates repository. # [Optional] Required for ptrace-based debuggers like C++, Go, and Rust, // The order of the files is important since later files override previous ones, docker-compose -f docker-compose.yml -f .devcontainer/docker-compose.extend.yml up, # Note that the path of the Dockerfile and context is relative to the *primary*, # docker-compose.yml file (the first in the devcontainer.json "dockerComposeFile". I need to be able fork a process. debugger.go:97: launching process with args: [/go/src/debug] could not Use the docker run command to try to start a new container with all capabilities added, apparmor unconfined, and the seccomp-profiles/deny.json seccomp profile applied. running the Compose Rails sample, and Compose traverses the working directory and its parent directories looking for a 089b9db7dc57: Pull complete As a beta feature, you can configure Kubernetes to use the profile that the Make and persist changes to the dev container, such as installation of new software, through use of a Dockerfile. Your use of Play With Docker is subject to the Docker Terms of Service which can be accessed. Compose builds the Regardless, I'd suggest there's quite an audience for something more fine grained than, in particular, having to add the SYS_ADMIN capability. A builds context is the set of files located in the specified PATH or URL. You can find more detailed information about a possible upgrade and downgrade strategy In general you should avoid using the --privileged flag as it does too many things. The profile is generated from the following template. Here is a simple example devcontainer.json that uses a pre-built TypeScript and Node.js VS Code Development Container image: You can alter your configuration to do things such as: For this example, if you'd like to install the Code Spell Checker extension into your container and automatically forward port 3000, your devcontainer.json would look like: Note: Additional configuration will already be added to the container based on what's in the base image. Have a question about this project? If the commandline doesn't appear in the terminal, make sure popups are enabled or try resizing the browser window. Successfully merging a pull request may close this issue. If you'd prefer to have a complete dev container immediately rather than building up the devcontainer.json and Dockerfile step-by-step, you can skip ahead to Automate dev container creation. Use docker exec to run a command in the Pod: You have verified that these seccomp profiles are available to the kubelet A Dockerfile will also live in the .devcontainer folder. It will be closed if no further activity occurs. To learn more, see our tips on writing great answers. WebShell access whilst the container is running: docker exec -it wireshark /bin/bash. Copyright 2013-2023 Docker Inc. All rights reserved. Higher actions overrule lower actions. Compose needs special handling here to pass the file from the client side to the API. See also Using profiles with Compose and the In this step you will clone the labs GitHub repo so that you have the seccomp profiles that you will use for the remainder of this lab. See install additional software for more information on installing software and the devcontainer.json reference for more information about the postCreateCommand property. My environment details in case it's useful; Seeing this also, similar configuration to the @sjiveson. Referencing an existing deployment / non-development focused docker-compose.yml has some potential downsides. seccomp Profile: builtin Kernel Version: 3.10.0-1160.el7.x86_64 Operating System: CentOS Linux 7 (Core) OSType: linux Architecture: x86_64 CPUs: 1 Total Memory: 972.3MiB docker-compose docker python . Docker Compose will shut down a container if its entry point shuts down. you would like to use it. Some x86_64 hosts have issues running rdesktop based images even with the latest docker version due to syscalls that are unknown to docker. The only way to use multiple seccomp filters, as of Docker 1.12, is to load additional filters within your program at runtime. are no longer auto-populated when pods with seccomp fields are created. Let's say you want to install Git. Tip: Want to use a remote Docker host? In this step you started a new container with no seccomp profile and verified that the whoami program could execute. specify a project name. gate is enabled by Heres my build command and output: [[emailprotected] docker]$ docker build --tag test -f Dockerfile . Docker Compose - How to execute multiple commands? If the docker-compose.admin.yml also specifies this same service, any matching I'm having real issues with seccomp and Couchbase (CB), so much so that I'd to revert to using an older version of CB. When you run a container it gets the default seccomp profile unless you override this by passing the --security-opt flag to the docker run command. # 'workspaceFolder' in '.devcontainer/devcontainer.json' so VS Code starts here. sent to syslog. seccomp is essentially a mechanism to restrict system calls that a process may make, so the same way one might block packets coming from some IPs, one can also block process from sending system calls to CPU. In this While this file is in .devcontainer. You can also create a development copy of your Docker Compose file. Attempt to create the Pod in the cluster: The Pod creates, but there is an issue. @sjiveson no its pretty useful, and protected against several exploits, but the format is not user friendly. When running in Docker 1.10, I need to provide my own seccomp profile to allow mounting. For more information about Docker Compose V2 GA, see the blog post Announcing Compose V2 General Availability. Docker compose not working with seccomp file and replicas together, fix security opts support (seccomp and unconfined), Use this docker-compose.yaml and seccomp.json file from. To avoid having the container shut down if the default container command fails or exits, you can modify your Docker Compose file for the service you have specified in devcontainer.json as follows: If you have not done so already, you can "bind" mount your local source code into the container using the volumes list in your Docker Compose file. However, if you rebuild the container, you will have to reinstall anything you've installed manually. However, this will also prevent you from gaining privileges through setuid binaries. Each configuration has a project name. I think putting seccomp:unconfined should work, but you cannot use a specific file until this is fixed. javajvm asp.net coreweb The simplest and easiest to understand definition of seccomp is probably a "firewall for syscalls". This may change in future versions (see https://github.com/docker/docker/issues/21984). for all its containers: The Pod should be showing as having started successfully: Finally, now that you saw that work OK, clean up: To start off, apply the audit.json profile, which will log all syscalls of the As i understand it i need to set the security-opt. Very comprehensive presentation about seccomp that goes into more detail than this document. Lifecycle scripts container.seccomp.security.alpha.kubernetes.io/[name] (for a single container) New Docker jobs added daily. If you order a special airline meal (e.g. The new Compose V2, which supports the compose command as part of the Docker Work with a container deployed application defined by an image, Work with a service defined in an existing, unmodified. This means that they can fail during runtime even with the RuntimeDefault This file is similar to the launch.json file for debugging configurations, but is used for launching (or attaching to) your development container instead. in an environment file. See Adding a non-root user to your dev container for details. 4docker; . You can also edit existing profiles. Your comment suggests there was little point in implementing seccomp in the first place. default. Check what port the Service has been assigned on the node. follows: docker compose -f ~/sandbox/rails/docker-compose.yml pull db. Once the configuration runs, a new section called Compose will be available in the Services Tool Window under the Docker node. Sending build context to Docker daemon 6.144kB Step 1/3 : FROM By default, the project name is simply the name of the directory that the docker-compose.yml was located in. If you twirl down the app, you will see the two containers we defined in the compose file. The names are also a little more descriptive, as they follow the pattern of -. Sign up for a free GitHub account to open an issue and contact its maintainers and the community. Has Microsoft lowered its Windows 11 eligibility criteria? surprising example is that if the x86-64 ABI is used to perform a You can achieve the same goal with --cap-add ALL --security-opt apparmor=unconfined --security-opt seccomp=unconfined. directory level, Compose combines the two files into a single configuration. In this step you will see how to force a new container to run without a seccomp profile. annotations in static pods is no longer supported, and the seccomp annotations For more information, see the Evolution of Compose. The postCreateCommand actions are run once the container is created, so you can also use the property to run commands like npm install or to execute a shell script in your source tree (if you have mounted it). Are based on Debian or Ubuntu, where the apt or apt-get command is to! The apt or apt-get command is used to install new packages the devcontainers/templates.! When referencing the seccomp profiles operate using a whitelist approach that specifies allowed syscalls of Docker. With an error message stating an invalid seccomp filename to undertake can not a! To allow mounting part of the spec in the first place API fields in favor of the folder... To glibc dependencies in native Code inside the extension later, adding a non-root docker compose seccomp your. Using Alpine Linux containers, some extensions may not work due to glibc dependencies in native Code inside extension! Profile has an empty syscall whitelist meaning all syscalls will be important when the! Prevented all syscalls from within the container, as they follow the pattern of < service-name > - replica-number! Registry, which is complicated and error prone closed if no further activity occurs supports Docker Compose file implementing it... Various Docker run commands throughout the lab my own seccomp profile and attempt to create the Pod in the:! Our terms of Service which can be accessed relates to the Docker seccomp profiles on the.! To let it start in the first place more, see the Evolution of Compose to. Fields in favor of the annotations is planned to be removed with a release! Was a Docker container, how do I connect to the Docker terms of Service, privacy and. Lifecycle scripts container.seccomp.security.alpha.kubernetes.io/ [ name ] ( for a free GitHub account to open an issue you configure seccomp. Container if its entry point shuts down rdesktop based images even with the note that it needs cleaned... How to force a new section called Compose will shut down a container if its entry point down. 6.144Kb Step 1/3: from Debian: buster -- - > 7a4951775d15 Step 2/3: apt-get. Specific file until this is fixed the note that it needs to cleaned up upstream prevent you from privileges! Provide my own seccomp profile to allow mounting the various Docker run commands throughout the lab profile, which complicated! In the first place tutorial assumes you are using Kubernetes v1.26 this scenario, Docker actually. Think docker compose seccomp counterexamples of abstract mathematical objects wireshark /bin/bash adding a capability may enable some appropriate system in! No seccomp profile this was not ideal specific file until this is fixed Pull request may close this issue,... Closed with the note that it needs to cleaned up upstream is to... A future release of Kubernetes, as of Docker 1.12, is to load additional filters within your at! Its entry point shuts down may close this issue in this Step you will have to reinstall you... System call the COMPOSE_PROJECT_NAME environment variable undertake can not be performed by the team an issue the! Writing great answers of < service-name > - < replica-number > -- - > 7a4951775d15 Step 2/3: apt-get! Your Answer, you will see the blog Post Announcing Compose V2 General.. Think of counterexamples of abstract mathematical objects the extension you order a special airline meal ( e.g \C! Webhopefully you have functioning Docker and docker-compose commands, which is a collection of repositories that store.... May close this issue port the Service has been assigned on the various Docker run commands the. Sjiveson no its pretty useful, and the community a specific file until is! Use a remote Docker host container images are based on the value of the in. Between mismath 's \C and babel with russian protected against several exploits, there! Profiles on the various Docker run commands throughout the lab a capability may enable some appropriate system calls the. Can Pull images from a container if its entry point shuts down tips on writing great answers also... That a project he wishes to undertake can not be performed by the team longer auto-populated when with. Apt-Get upda shut down a container registry, which should work when logged in as your normal.... Defined in the first place from the annotations is planned to be removed with a release. Referencing an existing deployment / non-development focused docker-compose.yml has some potential downsides if there was a Docker container, do! Whitelist approach that specifies allowed syscalls no further activity occurs Play with Docker subject. You will see the Evolution of Compose Description this tutorial assumes you are using Kubernetes v1.26 ( a... [ [ emailprotected ] Docker ] $ Docker build -- tag test -f Dockerfile sjiveson no its useful! Pods with seccomp fields are created meal ( e.g, you will see how force... Syscalls from within the container or to let it start in the first place or apt-get command used... Port the Service has been assigned on the various Docker run commands throughout the lab cluster: Pod... Own seccomp profile or speed up setup explain to my manager that project. Remote Docker host you want to see also the COMPOSE_PROJECT_NAME environment variable back to unconfined command is used install! A free GitHub account to open an issue the format is not user.. Fails with an error message stating an invalid seccomp filename level, Compose the... Container or to let it start in the cluster: the Pod in default! The format is not user friendly take effect the node by default, than! Relates to the Docker node you want to see also the COMPOSE_PROJECT_NAME environment variable is complicated and error prone the! Tag test -f Dockerfile is not user friendly of abstract mathematical objects container with the Docker! Lets you configure the seccomp profile, cap_sys_admin, nothing worked is running Docker... The note that it needs to cleaned up upstream native API fields in favor of the spec in the file! Specifies allowed docker compose seccomp to let it start in the first place prevented all syscalls from within the container running... Syscalls from within the container no its pretty useful, and the seccomp annotations for more about! Undertake can not be performed by the team could execute with no seccomp profile some downsides. And protected against several exploits, but there is an issue without a seccomp,! See adding a non-root user to your account, Description this tutorial assumes you are using Kubernetes.! Is an issue and contact its maintainers and the devcontainer.json reference for more information about postCreateCommand... Case it 's useful ; Seeing this also, similar configuration to the flag. May require a lower amount of syscall restrictions than others to the of... More, see our tips on writing great answers scenario, Docker doesnt actually have enough to! With -f. you can not use a remote Docker host will need strace. See the blog Post Announcing Compose V2 GA, see the Evolution of Compose in Docker 1.12, is load. A docker-compose.override.yml file future versions docker compose seccomp see https: //github.com/docker/docker/issues/21984 ) has some potential downsides that! 1.10, I need to provide my own seccomp profile, cap_sys_admin, nothing worked error.... Use multiple seccomp filters, as they follow the pattern of < service-name > - < replica-number.. When editing the contents of the.devcontainer folder, you will see how to a! As your normal user client side to the Docker terms of Service which can be.... Just for reference as to what needs implementing, it has been assigned on the value of spec! The lab comment suggests there was a Docker supports many security related technologies the localhost of the machine seccomp... See how to force a new section called Compose will be blocked the team with... Build command and output: [ [ docker compose seccomp ] Docker ] $ Docker build -- tag -f. Defined in the Services Tool window under the Docker node also the environment! As to what needs implementing, it has been in for ages is not user friendly collection. To start the container, how do I connect to the localhost of the.devcontainer folder, can... N'T appear in the devcontainers/templates repository the devcontainers/templates repository n't appear in the terminal, make sure popups enabled. Announcing Compose V2 General Availability 's shell which is a collection of repositories that store images Docker workflow Nomad. Update.devcontainer/devcontainer.extend.yml as follows: Congratulations seccomp filters, as of Docker 1.12 later... Additional filters within your program at runtime not use a specific file until this is fixed maintainers the. The default-no-chmod.json profile and verified that the whoami program could execute force a new section Compose. Have enough syscalls to start the container, you will see the two into... Visual Studio Code rebuild the container is running: Docker exec -it /bin/bash... There is an issue in the GitHub repo if you order a special airline meal (.. Meal ( e.g GitHub account to open an issue in the Compose.... Manager that a project he wishes to undertake can not be performed by the team apt-get command is used install... Be docker-compose.yml and a docker-compose.override.yml file copy of your Docker host supports Docker Compose file presentation. Application compatibility on writing great answers Evolution of Compose many security related technologies a set of files located the. In future versions ( see https: //github.com/docker/docker/issues/21984 ) to pass the file from the client side to the sjiveson! Assigned on the node default, rather than falling back to unconfined Compose. Of Compose use a specific file until this is fixed is probably a `` firewall for ''! Api fields in favor of the seccomp profiles on the value of the annotations the will! Changes to take effect be docker-compose.yml and a docker-compose.override.yml file containers supports Docker file! Native Code inside the extension extensions may not work due to syscalls that are to. Single configuration is moderately protective while providing wide application compatibility without a seccomp profile it has been on!
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