Dockerfile

@@ -1,6 +1,6 @@
-FROM nginx:alpine-perl
+FROM nginx:alpine
 
-RUN apk add --upgrade --no-cache bash gettext inotify-tools
+RUN apk add --upgrade --no-cache gettext inotify-tools
 RUN mv /etc/nginx /etc/nginx.tmpl
 RUN touch /etc/envsubst.conf
 

ci/pipeline.yml

@@ -5,27 +5,10 @@ resources:
   source:
     uri: https://gitea.redxef.at/redxef/nginx-envsubst
     branch: master
-    fetch_tags: true
 - name: upstream-image
   type: registry-image
-  check_every: 6h
   source:
-    repository: nginx
+    repository: alpine
-    tag: alpine
-- name: image
-  type: oci-image
-  source:
-    repository: redxef/nginx-envsubst
-    tag: latest
-    username: ((docker.username))
-    password: ((docker.password))
-
-resource_types:
-- name: oci-image
-  type: registry-image
-  source:
-    repository: redxef/concourse-oci-resource
-    tag: latest
 
 jobs:
 - name: build-push
@@ -68,18 +51,16 @@ jobs:
       - name: source
         path: .
       - name: docker-tags
-      outputs:
-      - name: build-output
       params:
-        dest: build-output/image.tar
+        username: ((docker.username))
+        password: ((docker.password))
+        repository: docker.io/redxef/nginx-envsubst
+        tag: latest
+        additional_tags: docker-tags/tags.txt
+        push: true
         platform: aarch64,arm,i386,ppc64le,s390x,x86_64
+        context: .
+        manual: false
       run:
         path: build
-  - put: image
-    inputs:
-    - build-output
-    - docker-tags
-    params:
-      image: build-output/image.tar
-      additional_tags: docker-tags/tags.txt
 

start-nginx.sh

@@ -1,4 +1,4 @@
-#!/usr/bin/env bash
+#!/usr/bin/env sh
 
 pids=""
 
@@ -36,16 +36,10 @@ run_nginx() {
 }
 
 run_inotifywait() {
-    while :; do
+    while find "$dstdir" -type f -exec \
-        wait_files="$(find "$dstdir" -type f -exec \
+        sed -En '/ssl_certificate/ s/^\s*ssl_certificate(_key)? (.*);.*$/\2/p' {} \; | sort | uniq | \
-            sed -En '/ssl_certificate/ s/^\s*ssl_certificate(_key)? (.*);.*$/\2/p' {} \; | sort -u)"
+        inotifywait --fromfile=-; do
-        wait_directories="$(echo "$wait_files" | xargs -n 1 dirname | sort -u)"
-        echo "monitoring the following files:"
-        echo "$wait_files"
-        matched_files="$(echo "$wait_directories" | inotifywait --fromfile=- -e close_write -e modify -e create)"
-        if [[ -n "$(comm -12 <(sort -u <<< "$matched_files") <(echo "$wait_files"))" ]]; then
             nginx -s reload
-        fi
     done
 }