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97 lines
3.2 KiB
Bash
97 lines
3.2 KiB
Bash
#!/usr/bin/env bash
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# vim:ts=4:sts=4:sw=4:et
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#
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# Author: Hari Sekhon
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# Date: 2020-03-11 18:02:32 +0000 (Wed, 11 Mar 2020)
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#
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# https://github.com/harisekhon/bash-tools
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#
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# License: see accompanying Hari Sekhon LICENSE file
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#
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# If you're using my code you're welcome to connect with me on LinkedIn and optionally send me feedback to help steer this or other code I publish
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#
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# https://www.linkedin.com/in/harisekhon
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#
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# Runs BuildKite Agent
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#
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# see /usr/local/etc/buildkite-agent/buildkite-agent.cfg for config on Mac
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set -euo pipefail
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# used by usage() in lib/utils.sh
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# shellcheck disable=SC2034
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usage_description="
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Starts BuildKite Agent, either locally installed agent, or falls back to Docker agent
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Environment variables:
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BUILDKITE_DOCKER set to any value to use Docker agent regardless
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BUILDKITE_DOCKER_TAG set to BuildKite docker agent tag, eg. centos, ubuntu, alpine (default agent latest tag is alpine)
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"
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[ -n "${DEBUG:-}" ] && set -x
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srcdir="$(dirname "$0")"
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# shellcheck disable=SC1090
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. "$srcdir/lib/utils.sh"
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help_usage "$@"
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# ============================================================================ #
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# M a c / L i n u x A g e n t
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# ============================================================================ #
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buildkite_tags="os=linux"
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export PATH="$PATH:$HOME/.buildkite-agent/bin"
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if type -P buildkite-agent &>/dev/null; then
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if [ -z "${BUILDKITE_DOCKER:-}" ]; then
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uname_s="$(uname -s)"
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if [ "$uname_s" = Darwin ]; then
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buildkite_tags="os=mac"
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elif [ "$uname_s" = Linux ]; then
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buildkite_tags="os=linux"
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distro="$(awk -F= '/^ID=/{print $2}' /etc/*release)"
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distro="${distro//\"/}"
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version="$(awk -F= '/^VERSION_ID=/{print $2}' /etc/*release | grep -Eom 1 '[[:digit:]]+' | head -n 1)"
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buildkite_tags+=",distro=$distro,version=$version"
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else
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buildkite_tags="os=unknown"
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fi
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exec buildkite-agent start --tags "$buildkite_tags"
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fi
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fi
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# falls through to Docker agent
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# ============================================================================ #
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# D o c k e r
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# ============================================================================ #
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# only necessary for Docker, installed agent will have config file containing this token from setup/install_buildkite.sh
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check_env_defined BUILDKITE_AGENT_TOKEN
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# latest, alpine, centos, ubuntu, stable, stable-latest, stable-ubuntu etc - see dockerhub_show_tags.py from adjacent DevOps Python tools repo
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docker_tag="${BUILDKITE_DOCKER_TAG:-latest}"
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if [ -n "${BIG:-}" ] && [ -z "${BUILDKITE_DOCKER_TAG:-}" ]; then
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docker_tag="ubuntu"
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fi
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if [ "$docker_tag" = "latest" ]; then
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buildkite_tags+=",distro=alpine"
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elif [[ "$docker_tag" =~ alpine|centos|ubuntu ]]; then
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buildkite_tags+=",distro=${docker_tag#stable-}"
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fi
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opts=""
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# for debugging so we can docker exec in to machine and build from cwd
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if [ -n "${DEBUG:-}" ]; then
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opts="-v $PWD:/pwd"
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fi
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# want splitting
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# shellcheck disable=SC2086
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exec docker run $opts -e BUILDKITE_AGENT_TOKEN="$BUILDKITE_AGENT_TOKEN" buildkite/agent:"$docker_tag" start --tags "$buildkite_tags" "$@"
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