fix(gateway): avoid override of dhparam when volume is used for certi…

…ficates

gateway/Dockerfile

@@ -34,8 +34,10 @@ FROM base AS development
 
 COPY --from=openresty/openresty:1.25.3.1-5-alpine-apk /usr/local/openresty /usr/local/openresty
 
+RUN mkdir /etc/shellhub-gateway
+
 RUN mkdir -p /var/run/openresty /etc/letsencrypt && \
-    curl -sSL https://ssl-config.mozilla.org/ffdhe2048.txt -o /etc/letsencrypt/dhparam.pem
+    curl -sSL https://ssl-config.mozilla.org/ffdhe2048.txt -o /etc/shellhub-gateway/dhparam.pem
 
 RUN apk add --update openssl build-base
 RUN go install github.com/markbates/[email protected] && \
@@ -59,8 +61,10 @@ RUN apk add libgcc curl certbot certbot-nginx
 
 COPY --from=openresty/openresty:1.25.3.1-5-alpine-apk /usr/local/openresty /usr/local/openresty
 
+RUN mkdir /etc/shellhub-gateway
+
 RUN mkdir -p /var/run/openresty /etc/letsencrypt && \
-    curl -sSL https://ssl-config.mozilla.org/ffdhe2048.txt -o /etc/letsencrypt/dhparam.pem
+    curl -sSL https://ssl-config.mozilla.org/ffdhe2048.txt -o /etc/shellhub-gateway/dhparam.pem
 
 COPY --from=builder /go/src/github.com/shellhub-io/shellhub/gateway/gateway /gateway
 

gateway/nginx/conf.d/shellhub.conf

@@ -40,7 +40,7 @@ server {
     ssl_session_timeout 10m;
     ssl_session_tickets off;
 
-    ssl_dhparam /etc/letsencrypt/dhparam.pem;
+    ssl_dhparam /etc/shellhub-gateway/dhparam.pem;
 
     ssl_protocols TLSv1.2 TLSv1.3;
     ssl_prefer_server_ciphers off;