Plugin currently support following commands: Some commands also export build variables, so that you can easily use them in subsequent build steps. Suggestions cannot be applied on multi-line comments. I can either set each template with the same property for port binding 20001-20100:22 or I can isolate each template with a different port range: template1 on 20001-20020:22, template2 on 20021-20040:22, …. How to send a file that is too large for zendesk? privacy statement. However, to preserve backward compatibility, I created new evn. Scenario: If the docker container started from the Jenkins job runs on a different host, the environment variable DOCKER_HOST_PORT_$SCHEMA_$PORT now returns the public ip and port of that host. This allows further interaction with the Docker container in the Jenkins job, e.g. The configuration of Docker clouds makes it possible to specify the port binding to avoid these issues. Configure Docker server REST API URL For Linux nodes, set the local socket unix:///var/run/docker.sock; For other nodes, you may need to set something like; Test the connection. Applying suggestions on deleted lines is not supported. they're used to log you in. registry URL to use for pull authentication, e.g. How to add a user to a CloudBees account? You signed in with another tab or window. Uses components from Docker Commons Plugin which provides APIs for other Docker-related plugins. If you would like to use Docker for dynamic node provisioning, you should check the Docker plugin. Add this suggestion to a batch that can be applied as a single commit. docker build -t jenkins:jcasc . DOCKER_HOST_PORT_TCP_80 would contain value 8080 in case that container port 8080 is bound to port 80 on host). ToolInstallationfor Docker CLI clients 5. This step involves downloading and installing many plugins into the image, and may take some time to run depending on your internet connection. The Jenkins logs show a stacktrace like the following. This plugin allows adding various Docker commands into your Jenkins Freestyle job as a build step. Use port binding ' ' to also bind the port to the public ip of the host and returned by Docker in the bindings section. Our global team of Certified Jenkins Engineers are ready to help you. My Docker cloud sometimes does not provision agents. Have a question about this project? return binding ip+port, use port binding ' ' to get, CPU shares and memory limit options for creating a container. The docker template instance capacity ensure that not more than the defined number of containers are running simultaneously and therefore should prevent that the same port be requested twice. With this configuration, when Jenkins requests an agent for that docker template, the docker host starts a container and pick up an available port in the range 20001-20005 to map to the container SSH port. Commands run without any issue only on master, on remote slaves some commands may fail execution. What is a support-bundle and how to create one, Supported Product Versions and Release End of Life, Support Lifecycle and Update Policies for CloudBees Jenkins Enterprise, Using cbsupport CLI to collect the requested data, Java compatibility, Apache Maven and Jenkins Best Practices, CloudBees CI (CloudBees Core) Performance Best Practices for Linux, CloudBees Jenkins Enterprise - Managed Master, CloudBees Jenkins Enterprise - Operations Center, CloudBees Jenkins Platform - Client Master, CloudBees Jenkins Platform - Operations Center, Tested product/plugin versions [mandatory, when it applies], Operations Center Docker Cloud Plugin, Schedule an Suggestions cannot be applied while the pull request is closed. API for managing Docker image and container fingerprints 2. Combine this option with the exposed ports option. Already on GitHub? Learn more. This suggestion is invalid because no changes were made to the code. registry hostname to use for authentication, e.g. Successfully merging this pull request may close these issues. We use optional third-party analytics cookies to understand how you use so we can build better products. Set Docker URL. For example, if I have a docker cloud with a capacity of 100 and 5 templates each with a capacity of 20. DockerImageExtractorextension point to get Docker image relations from jobs 6. variable and host IP:PORT are available in DOCKER_HOST_SOCKET_$SCHEMA_$PORT. Starting a process that listens on a port already used would cause an startup error reported by the OS. For security reasons, it is recommended and really common to restrict access to some ports or a port range. How can I modify CloudBees account details? In Jenkins global configuration, you need to specify Docker REST API URL. CI subscription. E.g. they're used to gather information about the pages you visit and how many clicks you need to accomplish a task. Variables exported by create and start commands: DOCKER_CONTAINER_IDS - IDs of created/started containers, DOCKER_IP_$HOSTNAME - IP of running container with hostname $HOSTNAME.