def update_master():
"""
Master branch is now checked out and needs updating.
"""
para("Step 4 of 5: Commit versions and push changes to master.")
utils.check_or_exit("Is your git repository now on master")
# Update the master files.
utils.update_files(MASTER_VERSION_REPLACE,
release_data["versions"],
is_release=False)
new_version = release_data["versions"]["version"]
para("The master codebase has now been updated to reference the latest "
"release.")
para("Commit changes to master")
run("git add --all")
run('git commit -m "Update docs to version %s"' % new_version)
actions()
bullet("Self review the latest changes to master")
bullet("Run: git diff origin/master", level=1)
bullet("Push changes to master")
bullet("Run: git push origin master", level=1)
bullet("Verify builds are working")
next("Once complete, re-run the script")
def update_master():
"""
Master branch is now checked out and needs updating.
"""
para("Step 4 of 5: Commit versions and push changes to master.")
utils.check_or_exit("Is your git repository now on master")
# Update the master files.
utils.update_files(MASTER_VERSION_REPLACE, release_data["versions"],
is_release=False)
new_version = release_data["versions"]["version"]
para("The master codebase has now been updated to reference the latest "
"release.")
para("Commit changes to master")
run("git add --all")
run('git commit -m "Update docs to version %s"' % new_version)
actions()
bullet("Self review the latest changes to master")
bullet("Run: git diff origin/master", level=1)
bullet("Push changes to master")
bullet("Run: git push origin master", level=1)
bullet("Verify builds are working")
next("Once complete, re-run the script")
def start_release():
"""
Start the release process, asking user for version information.
:return:
"""
para("Your git repository should be checked out to the correct revision "
"that you want to cut a release with. This is usually the HEAD of "
"the master branch.")
utils.check_or_exit("Are you currently on the correct revision")
old_version = utils.get_calicoctl_version()
para("Current version is: %s" % old_version)
while True:
new_version = raw_input("New calicoctl version?: ")
release_type = utils.check_version_increment(old_version, new_version)
if release_type:
break
para("Release type: %s" % release_type)
para("To pin the calico libraries used by calico-docker, please specify "
"the name of the requested versions as they appear in the GitHub "
"releases.")
calico_version = \
utils.get_github_library_version("calico (felix)",
"https://github.com/projectcalico/calico")
libcalico_version = \
utils.get_github_library_version("libcalico",
"https://github.com/projectcalico/libcalico")
libnetwork_version = \
utils.get_github_library_version("libnetwork-plugin",
"https://github.com/projectcalico/libnetwork-plugin")
release_data["versions"] = {
"version": new_version,
"version-no-v": new_version[1:],
"calico-version": calico_version,
"libcalico-version": libcalico_version,
"libnetwork-version": libnetwork_version
}
actions()
bullet("Create a candidate release branch called "
"'%s-candidate'." % new_version)
bullet("git checkout -b %s-candidate" % new_version, level=1)
next("When you have created the branch, re-run the script.")
def start_release():
"""
Start the release process, asking user for version information.
:return:
"""
para("Your git repository should be checked out to the correct revision "
"that you want to cut a release with. This is usually the HEAD of "
"the master branch.")
utils.check_or_exit("Are you currently on the correct revision")
old_version = utils.get_calicoctl_version()
para("Current version is: %s" % old_version)
while True:
new_version = raw_input("New calicoctl version?: ")
release_type = utils.check_version_increment(old_version, new_version)
if release_type:
break
para("Release type: %s" % release_type)
para("To pin the calico libraries used by calico-docker, please specify "
"the name of the requested versions as they appear in the GitHub "
"releases.")
calico_version = \
utils.get_github_library_version("calico (felix)",
"https://github.com/projectcalico/calico")
libcalico_version = \
utils.get_github_library_version("libcalico",
"https://github.com/projectcalico/libcalico")
libnetwork_version = \
utils.get_github_library_version("libnetwork-plugin",
"https://github.com/projectcalico/libnetwork-plugin")
release_data["versions"] = {"version": new_version,
"version-no-v": new_version[1:],
"calico-version": calico_version,
"libcalico-version": libcalico_version,
"libnetwork-version": libnetwork_version}
actions()
bullet("Create a candidate release branch called "
"'%s-candidate'." % new_version)
bullet("git checkout -b %s-candidate" % new_version, level=1)
next("When you have created the branch, re-run the script.")
def change_to_master():
"""
Version has been releases and tested.
"""
para("Step 3 of 5: Remove candidate branch.")
utils.check_or_exit("Have you successfully tested the release")
new_version = release_data["versions"]["version"]
para("The release is now complete. We now need to update the master "
"branch and do some general branch and build tidyup.")
para("Checkout the master branch, and ensure it is up to date")
run("git checkout master")
run('git pull origin master')
para("Delete the origin/%s-candidate branch" % new_version)
run("git branch -D %s-candidate" % new_version)
run("git push origin :%s-candidate" % new_version)
actions()
bullet("Delete the DockerHub build for this release")
next("Once complete, re-run the script.")
def change_to_master():
"""
Version has been releases and tested.
"""
para("Step 3 of 5: Remove candidate branch.")
utils.check_or_exit("Have you successfully tested the release")
new_version = release_data["versions"]["version"]
para("The release is now complete. We now need to update the master "
"branch and do some general branch and build tidyup.")
para("Checkout the master branch, and ensure it is up to date")
run("git checkout master")
run('git pull origin master')
para("Delete the origin/%s-candidate branch" % new_version)
run("git branch -D %s-candidate" % new_version)
run("git push origin :%s-candidate" % new_version)
actions()
bullet("Delete the DockerHub build for this release")
next("Once complete, re-run the script.")
def start_release():
"""
Start the release process, asking user for version information.
:return:
"""
new_version = arguments.get("--calico")
if not new_version:
new_version = raw_input("New Calico version? (vX.Y): ")
# Check if any of the new version dirs exist already
new_dirs = [
"./%s" % new_version,
"./_data/%s" % new_version,
"./_layouts/%s" % new_version
]
for new_dir in new_dirs:
if os.path.isdir(new_dir):
# Quit instead of making assumptions.
para(
"A versioned folder for %s already exists. Remove and rerun this script?"
% new_dir)
# Create the versioned directories.
shutil.copytree("./master", new_version)
# Temporary workdown, use vX_Y instead of vX.Y
# https://github.com/jekyll/jekyll/issues/5429
shutil.copytree("./_data/master",
"./_data/%s" % new_version.replace(".", "_"))
shutil.copytree("./_includes/master", "./_includes/%s" % new_version)
run("git add --all")
run('git commit -m "Copy Master for release %s"' % new_version)
actions()
para("Created commit of the raw, unchanged release files.")
para("Moving on to Version replacement of files.")
calico_containers_version = arguments["--calico-containers"]
if not calico_containers_version:
calico_containers_version = \
utils.get_github_library_version("calico-containers", "https://github.com/projectcalico/calico-containers")
felix_version = arguments["--felix"]
if not felix_version:
felix_version = \
utils.get_github_library_version("felix", "https://github.com/projectcalico/felix")
libnetwork_version = arguments["--libnetwork"]
if not libnetwork_version:
libnetwork_version = \
utils.get_github_library_version("libnetwork-plugin", "https://github.com/projectcalico/libnetwork-plugin")
calico_cni_version = arguments["--calico-cni"]
if not calico_cni_version:
calico_cni_version = \
utils.get_github_library_version("calico-cni-version", "https://github.com/projectcalico/calico-cni")
kube_policy_controller_version = arguments["--k8s-policy-controller"]
if not kube_policy_controller_version:
kube_policy_controller_version = \
utils.get_github_library_version("kube-policy-controller", "https://github.com/projectcalico/k8s-policy")
versions = {
"calico-version": new_version,
"calico-containers-version": calico_containers_version,
"calico-containers-version-no-v": calico_containers_version[1:],
"felix-version": felix_version,
"libnetwork-version": libnetwork_version,
"kube-policy-controller-version": kube_policy_controller_version,
"calico-cni-version": calico_cni_version
}
actions()
para("Using:")
para(str(versions))
check_or_exit("Continue?")
# Update the code tree
utils.update_files(VERSION_REPLACE, versions)
para("The codebase has been updated to reference the release artifacts.")
bullet("Adding, and committing the updated files")
run("git add --all")
run('git commit -m "Update version strings for release %s"' % new_version)
actions()
para(
"You are done with release preparation. You now have two new commits on your branch which add the "
"necessary files. Please: ")
bullet("Run through a subset of the demonstrations. When running the "
"vagrant instructions, make sure you are using the release "
"folder (e.g. ./%s):" % new_version)
bullet("Ubuntu libnetwork", level=1)
bullet("CoreOS default networking", level=1)
bullet("CoreOS libnetwork", level=1)
bullet("Ubuntu default networking", level=1)
bullet("Make sure to check the reported versions of all artifacts.")
bullet("Create a Pull Request against master and review the changes (or "
"run `git diff origin/master` from the candidate branch). "
"Merge when ready.")
def cut_release():
"""
The candidate branch has been tested, so cut the actual release.
"""
para("Step 2 of 5: Push final branch, then cut release with binary.")
utils.check_or_exit("Have you successfully tested your release candidate")
# Update the code tree once more to set the final GitHub URLs
utils.update_files(FINAL_VERSION_REPLACE, release_data["versions"])
new_version = release_data["versions"]["version"]
para("The codebase has been updated to reference the GitHub release "
"artifacts.")
bullet("Adding, committing and pushing the updated files to "
"origin/%s-candidate" % new_version)
run("git add --all")
run('git commit -m "Update version strings for release '
'%s"' % new_version)
run("git push origin %s-candidate" % new_version)
actions()
bullet("Monitor the semaphore, CircleCI and Docker builds for this branch "
"until all have successfully completed. Fix any issues with the "
"build.")
bullet("Create a Pull Request against master and review the changes (or "
"run `git diff origin/master` from the candidate branch). Delete "
"the pull request after comparing.")
bullet("Create a GitHub release called '%s'" % new_version)
para("Attach the calicoctl binary to the release. It can be downloaded "
"from the following URL:")
bullet("http://www.projectcalico.org/builds/calicoctl?circleci-branch=%s-candidate" % new_version)
para("Once the release has been created on GitHub, perform a final test "
"of the release:")
bullet("Run through a subset of the demonstrations. When running the "
"vagrant instructions, make sure you are using the tagged release "
"(e.g. git checkout tags/%s):" % new_version)
bullet("CoreOS libnetwork", level=1)
bullet("Ubuntu default networking", level=1)
next("Once you have completed the testing, re-run the script.")
def start_release():
"""
Start the release process, asking user for version information.
:return:
"""
para("Step 1 of 5: Create and push release branch with new versions.")
para("Your git repository should be checked out to the correct revision "
"that you want to cut a release with. This is usually the HEAD of "
"the master branch.")
utils.check_or_exit("Are you currently on the correct revision")
# Before asking for version info, perform validation on the current code.
utils.validate_markdown_uris()
old_version = utils.get_calicoctl_version()
para("Current version is: %s" % old_version)
new_version = arguments["CALICO_DOCKER_VERSION"]
if not new_version:
while True:
new_version = raw_input("New calicoctl version?: ")
release_type = utils.check_version_increment(old_version, new_version)
if release_type:
para("Release type: %s" % release_type)
break
calico_version = arguments["CALICO_VERSION"]
libcalico_version = arguments["LIBCALICO_VERSION"]
libnetwork_version = arguments["LIBNETWORK_VERSION"]
kubernetes_version = arguments["KUBERNETES_VERSION"]
if not (calico_version and libcalico_version and libnetwork_version and kubernetes_version):
para("To pin the calico libraries used by calico-docker, please specify "
"the name of the requested versions as they appear in the GitHub "
"releases.")
calico_version = \
utils.get_github_library_version("calico (felix)", __felix_version__,
"https://github.com/projectcalico/calico")
libcalico_version = \
utils.get_github_library_version("libcalico", __libcalico_version__,
"https://github.com/projectcalico/libcalico")
libnetwork_version = \
utils.get_github_library_version("libnetwork-plugin", __libnetwork_plugin_version__,
"https://github.com/projectcalico/libnetwork-plugin")
kubernetes_version = \
utils.get_github_library_version("kubernetes-plugin", __kubernetes_plugin_version__,
"https://github.com/projectcalico/calico-kubernetes")
release_data["versions"] = {"version": new_version,
"version-no-v": new_version[1:],
"calico-version": calico_version,
"libcalico-version": libcalico_version,
"libnetwork-version": libnetwork_version,
"kubernetes-version": kubernetes_version,
}
bullet("Creating a candidate release branch called "
"'%s-candidate'." % new_version)
if arguments['--force']:
run("git branch -D %s-candidate" % new_version)
run("git checkout -b %s-candidate" % new_version)
# Update the code tree
utils.update_files(CANDIDATE_VERSION_REPLACE, release_data["versions"])
new_version = release_data["versions"]["version"]
para("The codebase has been updated to reference the release candidate "
"artifacts.")
bullet("Adding, committing and pushing the updated files to "
"origin/%s-candidate" % new_version)
run("git add --all")
run('git commit -m "Update version strings for release '
'candidate %s"' % new_version)
if arguments['--force']:
run("git push -f origin %s-candidate" % new_version)
else:
run("git push origin %s-candidate" % new_version)
actions()
bullet("Create a DockerHub calico/node release tagged '%s'. Use the "
"candidate branch as the name and /calico_node as the Dockerfile "
"location" % new_version)
bullet("Monitor the semaphore, CircleCI and Docker builds for this branch "
"until all have successfully completed. Fix any issues with the "
"build.")
bullet("Run through a subset of the demonstrations. When running the "
"vagrant instructions, make sure you are using the candidate "
"branch (e.g. git checkout %s-candidate):" % new_version)
bullet("Ubuntu libnetwork", level=1)
bullet("CoreOS default networking", level=1)
para("Follow the URL below to view the correct demonstration instructions "
"for this release candidate.")
bullet("https://github.com/projectcalico/calico-docker/tree/%s-candidate" % new_version)
next("Once you have completed the testing, re-run the script.")
def start_release():
"""
Start the release process, asking user for version information.
:return:
"""
para("Step 1 of 5: Create and push release branch with new versions.")
para("Your git repository should be checked out to the correct revision "
"that you want to cut a release with. This is usually the HEAD of "
"the master branch.")
utils.check_or_exit("Are you currently on the correct revision")
# Before asking for version info, perform validation on the current code.
utils.validate_markdown_uris()
old_version = utils.get_calicoctl_version()
para("Current version is: %s" % old_version)
new_version = arguments["CALICO_DOCKER_VERSION"]
if not new_version:
while True:
new_version = raw_input("New calicoctl version?: ")
release_type = utils.check_version_increment(
old_version, new_version)
if release_type:
para("Release type: %s" % release_type)
break
calico_version = arguments["CALICO_VERSION"]
libcalico_version = arguments["LIBCALICO_VERSION"]
libnetwork_version = arguments["LIBNETWORK_VERSION"]
kubernetes_version = arguments["KUBERNETES_VERSION"]
if not (calico_version and libcalico_version and libnetwork_version
and kubernetes_version):
para(
"To pin the calico libraries used by calico-docker, please specify "
"the name of the requested versions as they appear in the GitHub "
"releases.")
calico_version = \
utils.get_github_library_version("calico (felix)", __felix_version__,
"https://github.com/projectcalico/calico")
libcalico_version = \
utils.get_github_library_version("libcalico", __libcalico_version__,
"https://github.com/projectcalico/libcalico")
libnetwork_version = \
utils.get_github_library_version("libnetwork-plugin", __libnetwork_plugin_version__,
"https://github.com/projectcalico/libnetwork-plugin")
kubernetes_version = \
utils.get_github_library_version("kubernetes-plugin", __kubernetes_plugin_version__,
"https://github.com/projectcalico/calico-kubernetes")
release_data["versions"] = {
"version": new_version,
"version-no-v": new_version[1:],
"calico-version": calico_version,
"libcalico-version": libcalico_version,
"libnetwork-version": libnetwork_version,
"kubernetes-version": kubernetes_version,
}
bullet("Creating a candidate release branch called "
"'%s-candidate'." % new_version)
if arguments['--force']:
run("git branch -D %s-candidate" % new_version)
run("git checkout -b %s-candidate" % new_version)
# Update the code tree
utils.update_files(CANDIDATE_VERSION_REPLACE, release_data["versions"])
new_version = release_data["versions"]["version"]
para("The codebase has been updated to reference the release candidate "
"artifacts.")
bullet("Adding, committing and pushing the updated files to "
"origin/%s-candidate" % new_version)
run("git add --all")
run('git commit -m "Update version strings for release '
'candidate %s"' % new_version)
if arguments['--force']:
run("git push -f origin %s-candidate" % new_version)
else:
run("git push origin %s-candidate" % new_version)
actions()
bullet("Create a DockerHub calico/node release tagged '%s'. Use the "
"candidate branch as the name and /calico_node as the Dockerfile "
"location" % new_version)
bullet("Monitor the semaphore, CircleCI and Docker builds for this branch "
"until all have successfully completed. Fix any issues with the "
"build.")
bullet("Run through a subset of the demonstrations. When running the "
"vagrant instructions, make sure you are using the candidate "
"branch (e.g. git checkout %s-candidate):" % new_version)
bullet("Ubuntu libnetwork", level=1)
bullet("CoreOS default networking", level=1)
para("Follow the URL below to view the correct demonstration instructions "
"for this release candidate.")
bullet("https://github.com/projectcalico/calico-docker/tree/%s-candidate" %
new_version)
next("Once you have completed the testing, re-run the script.")
def cut_release():
"""
The candidate branch has been tested, so cut the actual release.
"""
para("Step 2 of 5: Push final branch, then cut release with binary.")
utils.check_or_exit("Have you successfully tested your release candidate")
# Update the code tree once more to set the final GitHub URLs
utils.update_files(FINAL_VERSION_REPLACE, release_data["versions"])
new_version = release_data["versions"]["version"]
para("The codebase has been updated to reference the GitHub release "
"artifacts.")
bullet("Adding, committing and pushing the updated files to "
"origin/%s-candidate" % new_version)
run("git add --all")
run('git commit -m "Update version strings for release '
'%s"' % new_version)
run("git push origin %s-candidate" % new_version)
actions()
bullet("Monitor the semaphore, CircleCI and Docker builds for this branch "
"until all have successfully completed. Fix any issues with the "
"build.")
bullet("Create a Pull Request against master and review the changes (or "
"run `git diff origin/master` from the candidate branch). Delete "
"the pull request after comparing.")
bullet("Create a GitHub release called '%s'" % new_version)
para("Attach the calicoctl binary to the release. It can be downloaded "
"from the following URL:")
bullet(
"http://www.projectcalico.org/builds/calicoctl?circleci-branch=%s-candidate"
% new_version)
para("Once the release has been created on GitHub, perform a final test "
"of the release:")
bullet("Run through a subset of the demonstrations. When running the "
"vagrant instructions, make sure you are using the tagged release "
"(e.g. git checkout tags/%s):" % new_version)
bullet("CoreOS libnetwork", level=1)
bullet("Ubuntu default networking", level=1)
next("Once you have completed the testing, re-run the script.")
def start_release():
"""
Start the release process, asking user for version information.
:return:
"""
new_version = arguments.get("--calico")
if not new_version:
new_version = raw_input("New Calico version? (vX.Y): ")
# Check if any of the new version dirs exist already
new_dirs = ["./%s" % new_version,
"./_data/%s" % new_version,
"./_layouts/%s" % new_version]
for new_dir in new_dirs:
if os.path.isdir(new_dir):
# Quit instead of making assumptions.
para("A versioned folder for %s already exists. Remove and rerun this script?" % new_dir)
# Create the versioned directories.
shutil.copytree("./master", new_version)
# Temporary workdown, use vX_Y instead of vX.Y
# https://github.com/jekyll/jekyll/issues/5429
shutil.copytree("./_data/master", "./_data/%s" % new_version.replace(".","_"))
shutil.copytree("./_includes/master", "./_includes/%s" % new_version)
run("git add --all")
run('git commit -m "Copy Master for release %s"' % new_version)
actions()
para("Created commit of the raw, unchanged release files.")
para("Moving on to Version replacement of files.")
calico_containers_version = arguments["--calico-containers"]
if not calico_containers_version:
calico_containers_version = \
utils.get_github_library_version("calico-containers", "https://github.com/projectcalico/calico-containers")
felix_version = arguments["--felix"]
if not felix_version:
felix_version = \
utils.get_github_library_version("felix", "https://github.com/projectcalico/felix")
libnetwork_version = arguments["--libnetwork"]
if not libnetwork_version:
libnetwork_version = \
utils.get_github_library_version("libnetwork-plugin", "https://github.com/projectcalico/libnetwork-plugin")
calico_cni_version = arguments["--calico-cni"]
if not calico_cni_version:
calico_cni_version = \
utils.get_github_library_version("calico-cni-version", "https://github.com/projectcalico/calico-cni")
kube_policy_controller_version = arguments["--k8s-policy-controller"]
if not kube_policy_controller_version:
kube_policy_controller_version = \
utils.get_github_library_version("kube-policy-controller", "https://github.com/projectcalico/k8s-policy")
versions = {
"calico-version": new_version,
"calico-containers-version": calico_containers_version,
"calico-containers-version-no-v": calico_containers_version[1:],
"felix-version": felix_version,
"libnetwork-version": libnetwork_version,
"kube-policy-controller-version": kube_policy_controller_version,
"calico-cni-version": calico_cni_version
}
actions()
para("Using:")
para(str(versions))
check_or_exit("Continue?")
# Update the code tree
utils.update_files(VERSION_REPLACE, versions)
para("The codebase has been updated to reference the release artifacts.")
bullet("Adding, and committing the updated files")
run("git add --all")
run('git commit -m "Update version strings for release %s"' % new_version)
actions()
para("You are done with release preparation. You now have two new commits on your branch which add the "
"necessary files. Please: ")
bullet("Run through a subset of the demonstrations. When running the "
"vagrant instructions, make sure you are using the release "
"folder (e.g. ./%s):" % new_version)
bullet("Ubuntu libnetwork", level=1)
bullet("CoreOS default networking", level=1)
bullet("CoreOS libnetwork", level=1)
bullet("Ubuntu default networking", level=1)
bullet("Make sure to check the reported versions of all artifacts.")
bullet("Create a Pull Request against master and review the changes (or "
"run `git diff origin/master` from the candidate branch). "
"Merge when ready.")
def update_files():
"""
Continue the release process by updating the version information in all
the files.
"""
utils.check_or_exit("Is your git repository now on the candidate release "
"branch")
# Update the code tree
utils.update_files(CANDIDATE_VERSION_REPLACE, release_data["versions"])
new_version = release_data["versions"]["version"]
para("The codebase has been updated to reference the release candidate "
"artifacts.")
actions()
bullet("Add, commit and push the updated files to "
"origin/%s-candidate" % new_version)
bullet("git add --all", level=1)
bullet('git commit -m "Update version strings for release '
'candidate %s"' % new_version, level=1)
bullet("git push origin %s-candidate" % new_version, level=1)
bullet("Create a DockerHub release called '%s'" % new_version)
bullet("Monitor the semaphore, CircleCI and Docker builds for this branch "
"until all have successfully completed. Fix any issues with the "
"build.")
bullet("Run through a subset of the demonstrations. When running the "
"vagrant instructions, make sure you are using the candidate "
"branch (e.g. git checkout %s-candidate):" % new_version)
bullet("Ubuntu libnetwork", level=1)
bullet("CoreOS default networking", level=1)
para("Follow the URL below to view the correct demonstration instructions "
"for this release candidate.")
bullet("https://github.com/projectcalico/calico-docker/tree/%s-candidate" % new_version)
next("Once you have completed the testing, re-run the script.")
def update_files():
"""
Continue the release process by updating the version information in all
the files.
"""
utils.check_or_exit("Is your git repository now on the candidate release "
"branch")
# Update the code tree
utils.update_files(CANDIDATE_VERSION_REPLACE, release_data["versions"])
new_version = release_data["versions"]["version"]
para("The codebase has been updated to reference the release candidate "
"artifacts.")
actions()
bullet("Add, commit and push the updated files to "
"origin/%s-candidate" % new_version)
bullet("git add --all", level=1)
bullet('git commit -m "Update version strings for release '
'candidate %s"' % new_version,
level=1)
bullet("git push origin %s-candidate" % new_version, level=1)
bullet("Create a DockerHub release called '%s'" % new_version)
bullet("Monitor the semaphore, CircleCI and Docker builds for this branch "
"until all have successfully completed. Fix any issues with the "
"build.")
bullet("Run through a subset of the demonstrations. When running the "
"vagrant instructions, make sure you are using the candidate "
"branch (e.g. git checkout %s-candidate):" % new_version)
bullet("Ubuntu libnetwork", level=1)
bullet("CoreOS default networking", level=1)
para("Follow the URL below to view the correct demonstration instructions "
"for this release candidate.")
bullet("https://github.com/projectcalico/calico-docker/tree/%s-candidate" %
new_version)
next("Once you have completed the testing, re-run the script.")