Merge pull request #3181 from nextcloud/enh/2933/fix-trusted-proxies

fix notify-push trusted proxies

Author: szaimen

Containers/apache/Dockerfile

@@ -30,6 +30,7 @@ RUN set -ex; \
         tzdata \
         ca-certificates \
         openssl \
+        bind-tools \
         netcat-openbsd; \
     \
     sed -i \

Containers/apache/start.sh

@@ -17,6 +17,12 @@ while ! nc -z "$NEXTCLOUD_HOST" 9000; do
     sleep 5
 done
 
+# Get ipv4-address of Apache
+IPv4_ADDRESS="$(dig nextcloud-aio-apache A +short | head -1)"
+# Bring it in CIDR notation
+# shellcheck disable=SC2001
+IPv4_ADDRESS="$(echo "$IPv4_ADDRESS" | sed 's|[0-9]\+$|1/32|')"
+
 if [ -z "$APACHE_PORT" ]; then
     export APACHE_PORT="443"
 fi
@@ -41,7 +47,7 @@ echo "$CADDYFILE" > /tmp/Caddyfile
 if [ "$APACHE_PORT" != '443' ]; then
     CADDYFILE="$(sed 's|# trusted_proxies placeholder|trusted_proxies static private_ranges|' /tmp/Caddyfile)"
 else
-    CADDYFILE="$(sed 's|trusted_proxies.*private_ranges|# trusted_proxies placeholder|' /tmp/Caddyfile)"
+    CADDYFILE="$(sed "s|# trusted_proxies placeholder|trusted_proxies static $IPv4_ADDRESS|" /tmp/Caddyfile)"
 fi
 echo "$CADDYFILE" > /tmp/Caddyfile