Adds a helper to generate DevOps pipelines

.libexec/functions.sh

@@ -0,0 +1,16 @@
+msg() {
+  tput setaf 2
+  echo "--- $*"
+  tput sgr0
+}
+
+err() {
+  tput setaf 1
+  echo "!!! $*" >&2
+  tput sgr0
+}
+
+die() {
+  err $*
+  exit 1
+}

ci/housekeeper.sh

@@ -3,23 +3,7 @@
 set -e
 
 prog=$(basename $0)
-
-msg() {
-  tput setaf 2
-  echo "--- $*"
-  tput sgr0
-}
-
-err() {
-  tput setaf 1
-  echo "!!! $*" >&2
-  tput sgr0
-}
-
-die() {
-  err $*
-  exit 1
-}
+source "$(dirname $0)"/../.libexec/functions.sh
 
 # ----------------------------------------------------------------------------
 # help

ci/update-pipelines.sh

@@ -0,0 +1,117 @@
+#!/usr/bin/env bash
+
+set -e
+prog=$(basename $0)
+base_dir="$(dirname $0)"/..
+source "$base_dir"/.libexec/functions.sh
+pipeline=azure-pipeline.yaml
+
+# ----------------------------------------------------------------------------
+# help
+# ----------------------------------------------------------------------------
+
+usage() {
+  cat<<EOF
+USAGE
+      $prog [OPTION] BRANCH [BRANCH...]
+
+DESCRIPTION
+     Update sample pipelines.
+     For each sample that has a feature file, create a corresponding pipeline.
+
+WHERE
+     BRANCH  One or branch names
+
+OPTIONS
+     -h
+     --help
+             Print this message.
+
+     -l
+     --list
+             List samples that would be updated, but do not update.
+EOF
+}
+
+# ----------------------------------------------------------------------------
+# args
+# ----------------------------------------------------------------------------
+
+do_list=false
+branches=()
+while [ $# -gt 0 ]; do
+  case $1 in
+    -h|--help)
+      usage
+      exit
+      ;;
+    -l|--list)
+      do_list=true
+      shift
+      ;;
+    -*)
+      die "$1 is not a valid option; run with -h for help"
+      ;;
+    *)
+      branches+=($1)
+      shift
+      ;;
+  esac
+done
+
+# ----------------------------------------------------------------------------
+# funcs
+# ----------------------------------------------------------------------------
+
+get_sample_paths() {
+  find "$base_dir" -name '*.feature' -exec dirname {} \;| sed 's|^'"$base_dir"'/||'
+}
+
+# ----------------------------------------------------------------------------
+# main
+# ----------------------------------------------------------------------------
+
+if $do_list; then
+  for sample_path in $(get_sample_paths); do
+    echo $sample_path
+  done
+  exit
+fi
+
+[ ${#branches[@]} -gt 0 ] || die "no branches specified; run with -h for help"
+
+for sample_path in $(get_sample_paths); do
+  msg "updating $sample_path"
+  sample_pipeline=$sample_path/$pipeline
+  feature=$(expr "$sample_path" : '\([^/]*\)')
+  sample=$(basename $sample_path)
+  rm -f $sample_pipeline
+  cat > $sample_pipeline << EOF
+trigger:
+  branches:
+    include:
+EOF
+  for branch in ${branches[@]}; do
+    cat >> $sample_pipeline << EOF
+      - $branch
+EOF
+  done
+  cat >> $sample_pipeline << EOF
+  paths:
+    include:
+      - ci/*
+      - environment.py
+      - pylib/*
+      - $sample_path/*
+
+variables:
+  - group: 'Samples Configuration and Credentials'
+
+jobs:
+  -
+    template: ../../../../ci/templates/cloud-foundry-job.yml
+    parameters:
+      feature: $feature
+      sample: $sample
+EOF
+done