build.sh: write initial script for CI
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#!/usr/bin/env bash
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# Make sure the current directory is the location of this script to simplify matters
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cd "$(dirname "$(readlink -f "$0")")" || { echo "Error: Failed to cd to script directory (wat?)." >&2; exit 1; };
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################
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### Settings ###
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################
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# The name of this project
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project_name="tfsummaryvis";
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# The path to the lantern build engine git submodule
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lantern_path="./lantern-build-engine";
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###
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# Custom Settings
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###
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# Put any custom settings here.
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dirpath_output="./dist";
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# Deployment settings
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deploy_ssh_user="ci";
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deploy_ssh_host="starbeamrainbowlabs.com";
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deploy_ssh_port=2403;
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deploy_root_dir="tfsummaryvis";
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###############################################################################
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# Check out the lantern git submodule if needed
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if [ ! -f "${lantern_path}/lantern.sh" ]; then git submodule update --init "${lantern_path}"; fi
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source "${lantern_path}/lantern.sh";
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if [[ "$#" -lt 1 ]]; then
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echo -e "${FBLE}${project_name}${RS} build script";
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echo -e " by Starbeamrainbowlabs";
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#shellcheck disable=SC2154
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echo -e "${LC}Powered by the lantern build engine, v${version}${RS}";
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echo -e "";
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echo -e "${CSECTION}Usage${RS}";
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echo -e " ./build ${CTOKEN}{action}${RS} ${CTOKEN}{action}${RS} ${CTOKEN}{action}${RS} ...";
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echo -e "";
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echo -e "${CSECTION}Available actions${RS}";
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echo -e " ${CACTION}setup${RS} - Perform initial setup";
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echo -e " ${CACTION}build${RS} - Build the site with esbuild";
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echo -e " ${CACTION}archive${RS} - Create an archive of CI artifacts";
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echo -e " ${CACTION}ci${RS} - Do CI tasks";
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echo -e "";
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exit 1;
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fi
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###############################################################################
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task_setup() {
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task_begin "Checking environment";
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check_command git true;
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check_command node true;
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check_command npm true;
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task_end $?;
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task_begin "Initialising submodules";
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git submodule update --init;
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task_end $? "Failed to initialise submodules";
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task_begin "Installing dependencies";
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npm install;
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task_end $? "Failed to install dependencies";
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}
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task_build() {
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task_begin "Rendering site";
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npm run build;
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task_end $? "Failed to render site";
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}
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task_archive() {
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task_begin "Packing archive";
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tar caf "${ARCHIVE}/${project_name}.tar.bz2" "${dirpath_output}";
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task_end $?;
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}
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task_deploy() {
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stage_begin "Deploying to ${deploy_ssh_host}....";
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if [ "${SSH_KEY_PATH}" == "" ]; then
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echo "${FRED}${HC}Error: Can't find the SSH key as the environment variable SSH_KEY_PATH isn't set.${RS}" >&2;
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stage_end 1;
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fi
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task_begin "Preparing upload";
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subtask_begin "Unwinding symlinks";
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find "${dirpath_output}" -type l -exec bash -c 'ln -f "$(readlink -m "$0")" "$0"' {} \;
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subtask_end $?;
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task_end $?;
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# Acquire an exclusive project-wide lock so that we only upload stuff one-at-a-time
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task_begin "Acquiring upload lock";
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exec 9<"${WORKSPACE}";
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flock --exclusive 9;
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task_end $? "Failed to acquire lock!";
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task_begin "Cleaning up old release";
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lftp_commands_filename="$(mktemp --suffix "-commands.lftp")";
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(
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echo "set sftp:connect-program 'ssh -x -i ${SSH_KEY_PATH}'";
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# We have an extra : before the @ here to avoid the password prompt
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echo "connect sftp://${deploy_ssh_user}:@${deploy_ssh_host}:${deploy_ssh_port}";
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echo "rm -r \"${deploy_root_dir}/www\"";
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echo "bye";
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) >"${lftp_commands_filename}";
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execute lftp --version;
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execute cat "${lftp_commands_filename}";
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execute lftp -f "${lftp_commands_filename}";
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task_end $? "Failed to cleanup old release";
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task_begin "Uploading new release";
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sftp -i "${SSH_KEY_PATH}" -P "${deploy_ssh_port}" -o PasswordAuthentication=no "${deploy_ssh_user}@${deploy_ssh_host}" << SFTPCOMMANDS
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mkdir ${deploy_root_dir}/www
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put -r ${dirpath_output}/* ${deploy_root_dir}/www/
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bye
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SFTPCOMMANDS
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task_end $? "Failed to upload new release";
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subtask_begin "Releasing lock";
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exec 9>&- # Close file descriptor 9 and release the lock
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subtask_end $?;
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stage_end $? "Failed to deploy to ${deploy_ssh_host}.";
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}
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task_ci() {
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tasks_run setup build archive deploy;
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}
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###############################################################################
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tasks_run "$@";
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