diff options
Diffstat (limited to 'kubernetes/helm/plugins/deploy/deploy.sh')
| -rwxr-xr-x | kubernetes/helm/plugins/deploy/deploy.sh | 148 |
1 files changed, 108 insertions, 40 deletions
diff --git a/kubernetes/helm/plugins/deploy/deploy.sh b/kubernetes/helm/plugins/deploy/deploy.sh index 07455d7db4..938c651a97 100755 --- a/kubernetes/helm/plugins/deploy/deploy.sh +++ b/kubernetes/helm/plugins/deploy/deploy.sh @@ -38,25 +38,10 @@ Flags: --set stringArray set values on the command line (can specify multiple or separate values with commas: key1=val1,key2=val2) --set-string stringArray set STRING values on the command line (can specify multiple or separate values with commas: key1=val1,key2=val2) -f, --values valueFiles specify values in a YAML file or a URL(can specify multiple) (default []) + --verbose enables full helm install/upgrade output during deploy EOF } -parse_yaml() { - local prefix=$2 - local s='[[:space:]]*' w='[a-zA-Z0-9_]*' fs=$(echo @|tr @ '\034') - sed -ne "s|^\($s\)\($w\)$s:$s\"\(.*\)\"$s\$|\1$fs\2$fs\3|p" \ - -e "s|^\($s\)\($w\)$s:$s\(.*\)$s\$|\1$fs\2$fs\3|p" $1 | - awk -F$fs '{ - indent = length($1)/2; - vname[indent] = $2; - for (i in vname) {if (i > indent) {delete vname[i]}} - if (length($3) > 0) { - vn=""; for (i=0; i<indent; i++) {vn=(vn)(vname[i])("_")} - printf("%s%s%s=\"%s\"\n", "'$prefix'",vn, $2, $3); - } - }' -} - generate_overrides() { SUBCHART_NAMES=($(cat $COMPUTED_OVERRIDES | grep -v '^\s\s')) @@ -66,18 +51,42 @@ generate_overrides() { if [[ $START == "global:" ]]; then echo "global:" > $GLOBAL_OVERRIDES cat $COMPUTED_OVERRIDES | sed '/common:/,/consul:/d' \ - | sed -n '/'"$START"'/,/'log:'/p' | sed '1d;$d' >> $GLOBAL_OVERRIDES + | sed -n '/'"$START"'/,/'log:'/p' | sed '1d;$d' >> $GLOBAL_OVERRIDES else SUBCHART_DIR="$CACHE_SUBCHART_DIR/$(cut -d':' -f1 <<<"$START")" if [[ -d "$SUBCHART_DIR" ]]; then - cat $COMPUTED_OVERRIDES | sed -n '/'"$START"'/,/'"$END"'/p' \ + cat $COMPUTED_OVERRIDES | sed -n '/^'"$START"'/,/^'"$END"'/p' \ | sed '1d;$d' | cut -c3- > $SUBCHART_DIR/subchart-overrides.yaml fi fi done } +resolve_deploy_flags() { + flags=($1) + n=${#flags[*]} + for (( i = 0; i < n; i++ )); do + PARAM=${flags[i]} + if [[ $PARAM == "-f" || \ + $PARAM == "--values" || \ + $PARAM == "--set" || \ + $PARAM == "--set-string" ]]; then + # skip param and its value + i=$((i + 1)) + else + DEPLOY_FLAGS="$DEPLOY_FLAGS $PARAM" + fi + done + echo "$DEPLOY_FLAGS" +} + deploy() { + # validate params + if [[ -z "$1" || -z "$2" ]]; then + usage + exit 0 + fi + RELEASE=$1 CHART_URL=$2 FLAGS=${@:3} @@ -86,23 +95,54 @@ deploy() { CACHE_DIR=~/.helm/plugins/deploy/cache CHART_DIR=$CACHE_DIR/$CHART_NAME CACHE_SUBCHART_DIR=$CHART_DIR-subcharts + LOG_DIR=$CHART_DIR/logs + + # determine if verbose output is enabled + VERBOSE="false" + if [[ $FLAGS = *"--verbose"* ]]; then + FLAGS="$(echo $FLAGS| sed -n 's/--verbose//p')" + VERBOSE="true" + fi + if [[ $FLAGS = *"--dry-run"* ]]; then + VERBOSE="true" + FLAGS="$FLAGS --debug" + fi + # should pass all flags instead - NAMESPACE="$(echo $FLAGS | sed -n 's/.*\(namespace\).\s*/\1/p' | cut -c10-)" - + NAMESPACE="$(echo $FLAGS | sed -n 's/.*\(namespace\).\s*/\1/p' | cut -c10- | cut -d' ' -f1)" + + # Remove all override values passed in as arguments. These will be used during dry run + # to resolve computed override values. Remaining flags will be passed on during + # actual upgrade/install of parent and subcharts. + DEPLOY_FLAGS=$(resolve_deploy_flags "$FLAGS") + + # determine if upgrading individual subchart or entire parent + subcharts + SUBCHART_RELEASE="$(cut -d'-' -f2 <<<"$RELEASE")" + if [[ ! -d "$CACHE_SUBCHART_DIR/$SUBCHART_RELEASE" ]]; then + SUBCHART_RELEASE= + else + # update specified subchart without parent + RELEASE="$(cut -d'-' -f1 <<<"$RELEASE")" + fi + # clear previously cached charts rm -rf $CACHE_DIR + # create log driectory + mkdir -p $LOG_DIR + # fetch umbrella chart (parent chart containing subcharts) if [[ -d "$CHART_URL" ]]; then mkdir -p $CHART_DIR cp -R $CHART_URL/* $CHART_DIR/ - cd $CHART_DIR/charts/ - for subchart in * ; do - tar xzf ${subchart} + charts=$CHART_DIR/charts/* + for subchart in $charts ; do + tar xzf ${subchart} -C $CHART_DIR/charts/ done - rm -rf *.tgz + rm -rf $CHART_DIR/charts/*.tgz else + echo "fetching $CHART_URL" helm fetch $CHART_URL --untar --untardir $CACHE_DIR fi @@ -126,29 +166,57 @@ deploy() { generate_overrides $COMPUTED_OVERRIDES $GLOBAL_OVERRIDES # upgrade/install parent chart first - helm upgrade -i $RELEASE $CHART_DIR --namespace $NAMESPACE -f $COMPUTED_OVERRIDES + if [[ -z "$SUBCHART_RELEASE" ]]; then + LOG_FILE=$LOG_DIR/${RELEASE}.log + :> $LOG_FILE + + helm upgrade -i $RELEASE $CHART_DIR $DEPLOY_FLAGS -f $COMPUTED_OVERRIDES \ + > $LOG_FILE.log 2>&1 - # parse computed overrides - will use to determine if a subchart is "enabled" - eval $(parse_yaml $COMPUTED_OVERRIDES "computed_") + if [[ $VERBOSE == "true" ]]; then + cat $LOG_FILE + else + echo "release \"$RELEASE\" deployed" + fi + fi # upgrade/install each "enabled" subchart - cd $CACHE_SUBCHART_DIR + cd $CACHE_SUBCHART_DIR/ for subchart in * ; do - VAR="computed_${subchart}_enabled" - COMMAND="$"$VAR - eval "SUBCHART_ENABLED=$COMMAND" - if [[ $SUBCHART_ENABLED == "true" ]]; then - SUBCHART_OVERRIDES=$CACHE_SUBCHART_DIR/$subchart/subchart-overrides.yaml - helm upgrade -i "${RELEASE}-${subchart}" $CACHE_SUBCHART_DIR/$subchart \ - --namespace $NAMESPACE -f $GLOBAL_OVERRIDES -f $SUBCHART_OVERRIDES + SUBCHART_OVERRIDES=$CACHE_SUBCHART_DIR/$subchart/subchart-overrides.yaml + + SUBCHART_ENABLED=0 + if [[ -f $SUBCHART_OVERRIDES ]]; then + SUBCHART_ENABLED=$(cat $SUBCHART_OVERRIDES | grep -c "^enabled: true") + fi + + if [[ $SUBCHART_ENABLED -eq 1 ]]; then + if [[ -z "$SUBCHART_RELEASE" || $SUBCHART_RELEASE == "$subchart" ]]; then + LOG_FILE=$LOG_DIR/"${RELEASE}-${subchart}".log + :> $LOG_FILE + + helm upgrade -i "${RELEASE}-${subchart}" $CACHE_SUBCHART_DIR/$subchart \ + $DEPLOY_FLAGS -f $GLOBAL_OVERRIDES -f $SUBCHART_OVERRIDES \ + > $LOG_FILE 2>&1 + + if [[ $VERBOSE == "true" ]]; then + cat $LOG_FILE + else + echo "release \"${RELEASE}-${subchart}\" deployed" + fi + fi + else + array=($(helm ls -q | grep "${RELEASE}-${subchart}")) + n=${#array[*]} + for (( i = n-1; i >= 0; i-- )); do + helm del "${array[i]}" --purge + done fi done -} -if [[ $# < 2 ]]; then - usage - exit 0 -fi + # report on success/failures of installs/upgrades + helm ls | grep FAILED | grep $RELEASE +} case "${1:-"help"}" in "help") |