Vendor yq program

abra

@@ -4,6 +4,8 @@ GIT_URL="https://git.autonomic.zone/coop-cloud/"
 ABRA_DIR="${ABRA_DIR:-$HOME/.abra}"
 ABRA_VERSION="0.5.0"
 ABRA_BACKUP_DIR="${ABRA_BACKUP_DIR:-$ABRA_DIR/backups}"
+ABRA_VENDOR_DIR="$ABRA_DIR/vendor"
+YQ="$ABRA_VENDOR_DIR/yq"
 
 #######################################
 # Global help
@@ -403,9 +405,9 @@ require_pwqgen() {
   fi
 }
 
-require_pwgen() {
-  if ! type pwgen > /dev/null 2>&1; then
-    error "pwgen program is not installed"
+require_wget() {
+  if ! type wget > /dev/null 2>&1; then
+    error "wget program is not installed"
   fi
 }
 
@@ -413,6 +415,10 @@ require_abra_dir() {
   mkdir -p "$ABRA_DIR"
 }
 
+require_vendor_dir() {
+  mkdir -p "$ABRA_VENDOR_DIR"
+}
+
 require_app_latest() {
   APP="$1"
   APP_DIR="$ABRA_DIR/apps/$APP"
@@ -436,6 +442,32 @@ require_app_latest() {
   fi
 }
 
+require_yq() {
+  require_vendor_dir
+  require_wget
+
+  YQ_VERSION="4.6.1"
+  YQ_BINARY="yq_linux_amd64"
+  YQ_RELEASE_URL="https://github.com/mikefarah/yq/releases/download/v${YQ_VERSION}/${YQ_BINARY}"
+
+  if [ -f "$YQ" ]; then
+    debug "yq is already vendored"
+    return
+  fi
+
+  case $(uname -m) in
+    x86_64)
+      warning "Attempting to download the yq binary into $ABRA_VENDOR_DIR"
+      wget -q "$YQ_RELEASE_URL" && chmod +x "$YQ_BINARY" && mv "$YQ_BINARY" "$YQ"
+      success "yq is now vendored ☮"
+      ;;
+    *)
+      error "Unable to automatically vendor yq, you'll have to manually manage this\n
+       Please see https://mikefarah.gitbook.io/yq/#install and place the yq binary in the $YQ path"
+      ;;
+  esac
+}
+
 # FIXME 3wc: update or remove
 if [ -z "$ABRA_ENV" ] && [ -f .env ] && type direnv > /dev/null 2>&1 && ! direnv status | grep -q 'Found RC allowed true'; then
   error "direnv is blocked, run direnv allow"
@@ -465,7 +497,7 @@ output_version_summary() {
   echo "  Versions:"
   IFS=':' read -ra COMPOSE_FILES <<< "$COMPOSE_FILE"
   for COMPOSE in "${COMPOSE_FILES[@]}"; do
-    SERVICES=$(yq e '.services | keys | .[]' "${APP_DIR}/${COMPOSE_FILE}")
+    SERVICES=$($YQ e '.services | keys | .[]' "${APP_DIR}/${COMPOSE_FILE}")
     for SERVICE in $SERVICES; do
       filter="{{index .Spec.Labels \"coop-cloud.$STACK_NAME.$SERVICE.version\" }}"
       label=$(docker service inspect -f "$filter" "${STACK_NAME}_${SERVICE}" 2>/dev/null)
@@ -934,6 +966,7 @@ POWERED BY
 }
 
 sub_app_deploy (){
+  require_yq
   require_app_latest "$TYPE"
 
   echo "About to deploy:"