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Diffstat (limited to 'contrib/cirrus/README.md')
| -rw-r--r-- | contrib/cirrus/README.md | 47 |
1 files changed, 27 insertions, 20 deletions
diff --git a/contrib/cirrus/README.md b/contrib/cirrus/README.md index 0d315c4f5..fa233a2cb 100644 --- a/contrib/cirrus/README.md +++ b/contrib/cirrus/README.md @@ -37,34 +37,41 @@ task (pass or fail) is set based on the exit status of the last script to execut Total execution time is capped at 2-hours (includes all the above) but this script normally completes in less than an hour. -### ``build_vm_images`` Task +### ``optional_system_testing`` Task -1. When a PR is merged (``$CIRRUS_BRANCH`` == ``master``), run another - round of the ``full_vm_testing`` task (above). +1. Optionally executes in parallel with ``full_vm_testing``. Requires + **prior** to job-start, the magic string ``***CIRRUS: SYSTEM TEST***`` + is found in the pull-request *description*. The *description* is the first + text-box under the main *summary* line in the github WebUI. -2. After confirming the tests all pass post-merge, spin up a special VM - capable of communicating with the GCE API. Once accessible, ``ssh`` into - the special VM and run the following scripts. +2. ``setup_environment.sh``: Same as for other tasks. -3. ``setup_environment.sh``: Configure root's ``.bash_profile`` - for all subsequent scripts (each run in a new shell). Any - distribution-specific environment variables are also defined - here. For example, setting tags/flags to use compiling. +3. ``system_test.sh``: Build both dependencies and libpod, install them, + then execute `make localsystem` from the repository root. + +### ``build_vm_images`` Task + +1. When a PR is merged (``$CIRRUS_BRANCH`` == ``master``), Cirrus + checks the last commit message. If it contains the magic string + ``***CIRRUS: REBUILD IMAGES***``, then this task continues. + +2. Execute run another round of the ``full_vm_testing`` task (above). + After the tests pass (post-merge), spin up a special VM + (from the `image-builder-image`) capable of communicating with the + GCE API. Once accessible, ``ssh`` into the VM and run the following scripts. -4. ``build_vm_images.sh``: Examine the merged PR's description on github. - If it contains the magic string ``***CIRRUS: REBUILD IMAGES***``, then - continue. Otherwise display a message, take no further action, and - exit successfully. This prevents production of new VM images unless - they are called for, thereby saving the cost of needlessly storing them. +3. ``setup_environment.sh``: Same as for other tasks. -5. If the magic string was found, utilize [the packer tool](http://packer.io/docs/) +4. ``build_vm_images.sh``: Utilize [the packer tool](http://packer.io/docs/) to produce new VM images. Create a new VM from each base-image, connect - to them with ``ssh``, and perform these steps as defined by the - ``libpod_images.json`` file. + to them with ``ssh``, and perform the steps as defined by the + ``$PACKER_BASE/libpod_images.json`` file: - 1. Copy the current state of the repository into ``/tmp/libpod``. + 1. On a base-image VM, as root, copy the current state of the repository + into ``/tmp/libpod``. 2. Execute distribution-specific scripts to prepare the image for - use by the ``full_vm_testing`` task (above). + use by the ``full_vm_testing`` task (above). These scripts all + end with the suffix `_setup.sh` within the `$PACKER_BASE` directory. 3. If successful, shut down each VM and create a new GCE Image named after the base image and the commit sha of the merge. |