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#!/usr/bin/env bash |
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set -e |
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[ -n "$DEBUG" ] && set -x |
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CURDIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )" |
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METADATA=${CURDIR}/../metadata.yml |
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FORMULA_NAME=$(cat $METADATA | python -c "import sys,yaml; print yaml.load(sys.stdin)['name']") |
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## Overrideable parameters |
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PILLARDIR=${PILLARDIR:-${CURDIR}/pillar} |
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BUILDDIR=${BUILDDIR:-${CURDIR}/build} |
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VENV_DIR=${VENV_DIR:-${BUILDDIR}/virtualenv} |
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DEPSDIR=${BUILDDIR}/deps |
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SALT_FILE_DIR=${SALT_FILE_DIR:-${BUILDDIR}/file_root} |
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SALT_PILLAR_DIR=${SALT_PILLAR_DIR:-${BUILDDIR}/pillar_root} |
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SALT_CONFIG_DIR=${SALT_CONFIG_DIR:-${BUILDDIR}/salt} |
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SALT_CACHE_DIR=${SALT_CACHE_DIR:-${SALT_CONFIG_DIR}/cache} |
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SALT_OPTS="${SALT_OPTS} --retcode-passthrough --local -c ${SALT_CONFIG_DIR}" |
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if [ "x${SALT_VERSION}" != "x" ]; then |
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PIP_SALT_VERSION="==${SALT_VERSION}" |
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fi |
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## Functions |
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log_info() { |
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echo "[INFO] $*" |
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} |
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log_err() { |
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echo "[ERROR] $*" >&2 |
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} |
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setup_virtualenv() { |
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log_info "Setting up Python virtualenv" |
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virtualenv $VENV_DIR |
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source ${VENV_DIR}/bin/activate |
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pip install salt${PIP_SALT_VERSION} |
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} |
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setup_pillar() { |
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[ ! -d ${SALT_PILLAR_DIR} ] && mkdir -p ${SALT_PILLAR_DIR} |
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echo "base:" > ${SALT_PILLAR_DIR}/top.sls |
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for pillar in ${PILLARDIR}/*; do |
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state_name=$(basename ${pillar%.sls}) |
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echo -e " ${state_name}:\n - ${state_name}" >> ${SALT_PILLAR_DIR}/top.sls |
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done |
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} |
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setup_salt() { |
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[ ! -d ${SALT_FILE_DIR} ] && mkdir -p ${SALT_FILE_DIR} |
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[ ! -d ${SALT_CONFIG_DIR} ] && mkdir -p ${SALT_CONFIG_DIR} |
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[ ! -d ${SALT_CACHE_DIR} ] && mkdir -p ${SALT_CACHE_DIR} |
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echo "base:" > ${SALT_FILE_DIR}/top.sls |
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for pillar in ${PILLARDIR}/*.sls; do |
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state_name=$(basename ${pillar%.sls}) |
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echo -e " ${state_name}:\n - ${FORMULA_NAME}" >> ${SALT_FILE_DIR}/top.sls |
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done |
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cat << EOF > ${SALT_CONFIG_DIR}/minion |
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file_client: local |
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cachedir: ${SALT_CACHE_DIR} |
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verify_env: False |
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file_roots: |
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base: |
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- ${SALT_FILE_DIR} |
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- ${CURDIR}/.. |
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pillar_roots: |
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base: |
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- ${SALT_PILLAR_DIR} |
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- ${PILLARDIR} |
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EOF |
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} |
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fetch_dependency() { |
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dep_root="${DEPSDIR}/$(basename $1 .git)" |
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dep_metadata="${dep_root}/metadata.yml" |
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[ -d $dep_root ] && log_info "Dependency $1 already fetched" && return 0 |
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log_info "Fetching dependency $1" |
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[ ! -d ${DEPSDIR} ] && mkdir -p ${DEPSDIR} |
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git clone $1 ${DEPSDIR}/$(basename $1 .git) |
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dep_name=$(cat $dep_metadata | python -c "import sys,yaml; print yaml.load(sys.stdin)['name']") |
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ln -s ${dep_root}/${dep_name} ${SALT_FILE_DIR}/${dep_name} |
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METADATA="${dep_metadata}" install_dependencies |
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} |
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install_dependencies() { |
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grep -E "^dependencies:" ${METADATA} >/dev/null || return 0 |
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(python - | while read dep; do fetch_dependency "$dep"; done) << EOF |
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import sys,yaml |
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for dep in yaml.load(open('${METADATA}', 'ro'))['dependencies']: |
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print dep["source"] |
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EOF |
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} |
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clean() { |
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log_info "Cleaning up ${BUILDDIR}" |
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[ -d ${BUILDDIR} ] && rm -rf ${BUILDDIR} || exit 0 |
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} |
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salt_run() { |
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source ${VENV_DIR}/bin/activate |
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salt-call ${SALT_OPTS} $* |
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} |
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prepare() { |
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[ -d ${BUILDDIR} ] && mkdir -p ${BUILDDIR} |
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setup_virtualenv |
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setup_pillar |
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setup_salt |
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install_dependencies |
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} |
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run() { |
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for pillar in ${PILLARDIR}/*.sls; do |
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state_name=$(basename ${pillar%.sls}) |
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salt_run --id=${state_name} state.show_sls ${FORMULA_NAME} || (log_err "Execution of ${FORMULA_NAME}.${state_name} failed"; exit 1) |
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done |
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} |
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_atexit() { |
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RETVAL=$? |
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trap true INT TERM EXIT |
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if [ $RETVAL -ne 0 ]; then |
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log_err "Execution failed" |
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else |
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log_info "Execution successful" |
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fi |
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return $RETVAL |
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} |
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## Main |
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trap _atexit INT TERM EXIT |
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case $1 in |
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clean) |
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clean |
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;; |
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prepare) |
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prepare |
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;; |
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run) |
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run |
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;; |
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*) |
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prepare |
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run |
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;; |
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esac |
Jakub Pavlik
8 years ago