lemmy/docker/nginx.conf

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Nginx Configuration File
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worker_processes 1;
events {
worker_connections 1024;
}
http {
upstream lemmy {
# this needs to map to the lemmy (server) docker service hostname
server "lemmy:8536";
}
upstream lemmy-ui {
# this needs to map to the lemmy-ui docker service hostname
server "lemmy-ui:1234";
}
server {
# this is the port inside docker, not the public one yet
listen 1236;
listen 8536;
# change if needed, this is facing the public web
server_name localhost;
server_tokens off;
gzip on;
gzip_types text/css application/javascript image/svg+xml;
gzip_vary on;
# Upload limit, relevant for pictrs
client_max_body_size 20M;
add_header X-Frame-Options SAMEORIGIN;
add_header X-Content-Type-Options nosniff;
add_header X-XSS-Protection "1; mode=block";
# frontend general requests
location / {
# distinguish between ui requests and backend
# don't change lemmy-ui or lemmy here, they refer to the upstream definitions on top
set $proxpass "http://lemmy-ui";
if ($http_accept = "application/activity+json") {
set $proxpass "http://lemmy";
}
if ($http_accept = "application/ld+json; profile=\"https://www.w3.org/ns/activitystreams\"") {
set $proxpass "http://lemmy";
}
if ($request_method = POST) {
set $proxpass "http://lemmy";
}
proxy_pass $proxpass;
rewrite ^(.+)/+$ $1 permanent;
# Send actual client IP upstream
proxy_set_header X-Real-IP $remote_addr;
proxy_set_header Host $host;
proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
}
# backend
location ~ ^/(api|pictrs|feeds|nodeinfo|version|.well-known) {
proxy_pass "http://lemmy";
# proxy common stuff
proxy_http_version 1.1;
proxy_set_header Upgrade $http_upgrade;
proxy_set_header Connection "upgrade";
# Send actual client IP upstream
proxy_set_header X-Real-IP $remote_addr;
proxy_set_header Host $host;
proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
}
}
}