79 lines
3.4 KiB
Bash
Executable File
79 lines
3.4 KiB
Bash
Executable File
#!/usr/bin/env bash
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# Copyright 2020 The cert-manager Authors.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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set -o nounset
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set -o errexit
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set -o pipefail
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# This script will build an entirely new testing environment using kind.
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# This is intended to be run in a CI environment and *not* for development.
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# It is not optimised for quick, iterative development.
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SCRIPT_ROOT="$( cd "$( dirname "${BASH_SOURCE[0]}" )" > /dev/null && pwd )"
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export REPO_ROOT="${SCRIPT_ROOT}/.."
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source "${SCRIPT_ROOT}/lib/lib.sh"
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# Configure PATH to use bazel provided e2e tools
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setup_tools
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export SERVICE_IP_PREFIX="10.0.0"
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if [[ "$IS_OPENSHIFT" == "true" ]] ; then
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export SERVICE_IP_PREFIX="172.30.0"
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fi
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# NB: kind will use a network called "kind" by default and so our creating a network by that name will be used for all clusters
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# in the future, and that'll clobber anyone who has their local network on 192.168.0.0/16 (which will be true for most people at home)
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# At the time of writing there's an env var - KIND_EXPERIMENTAL_DOCKER_NETWORK - which can be used to change
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# the name of the network but it's marked as experimental and could be removed, so this note is here to warn that if you run
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# this script locally, your cluster might not be able to talk to anything on your local network.
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NETWORK_NAME="kind"
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# When running in our CI environment the Docker network's subnet choice will
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# cause issues with routing, which can manifest in errors such as this one:
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# > "dial tcp: lookup charts.jetstack.io on 10.8.240.10:53: read udp 10.8.0.2:54823->10.8.240.10:53: i/o timeout"
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# https://prow.build-infra.jetstack.net/view/gs/jetstack-logs/pr-logs/pull/cert-manager_approver-policy/36/pull-cert-manager-approver-policy-smoke/1447565895923666944#1:build-log.txt%3A222
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# We create this custom network as a workaround until we have a way to properly patch this.
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if ! docker network inspect $NETWORK_NAME ; then
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RED='\033[0;31m'
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NC='\033[0m'
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echo -e "${RED}Creating a kind network for CI environments.${NC}"
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echo "This can cause issues with home networks; if you have DNS or other networking issues in-cluster, run 'docker network rm $NETWORK_NAME and use ./devel/cluster/create-kind.sh rather than this script."
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sleep 2
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docker network create --driver=bridge --subnet=192.168.0.0/16 --gateway 192.168.0.1 $NETWORK_NAME
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fi
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# Wait for the network to be created so kind does not overwrite it.
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while ! docker network inspect $NETWORK_NAME ; do
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sleep 100ms
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done
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# we could do this to use a custom network name, but we don't since it's experimental
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# export KIND_EXPERIMENTAL_DOCKER_NETWORK=$NETWORK_NAME
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echo "Ensuring a cluster exists..."
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if [[ "$IS_OPENSHIFT" == "true" ]] ; then
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if [[ "$OPENSHIFT_VERSION" =~ 3\..* ]] ; then
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"${SCRIPT_ROOT}/cluster/create-openshift3.sh"
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else
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echo "Unsupported OpenShift version: ${OPENSHIFT_VERSION}"
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exit 1
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fi
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else
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trap "export_logs" ERR
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"${SCRIPT_ROOT}/cluster/create-kind.sh"
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fi
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