keeporg/config/nginx/keeporg.conf.tmpl

### Deployed by https://git.rcmd.space/rcmd/keeporg

upstream keeporg {
    server 10.200.1.3:32970;
}

server {
  listen 80;
  listen [::]:80;
  server_name keeporg.tiredsysadmin.cc;

  return 301 https://$server_name$request_uri;
}

server {
    listen 443 ssl;
    listen [::]:443 ssl;
    http2 on;

    access_log /var/log/nginx/keeporg.tiredsysadmin.cc_access.log json;
    error_log /var/log/nginx/keeporg.tiredsysadmin.cc_error.log;

    ### SSL cert files ###
    ssl_certificate {{ .nginx.variables.blog_ssl_certificate }};
    ssl_certificate_key {{ .nginx.variables.blog_ssl_certificate_key }};

    # Modern TLS only, whatever the host's defaults are.
    ssl_protocols TLSv1.2 TLSv1.3;
    ssl_ciphers ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-RSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES256-GCM-SHA384:ECDHE-RSA-AES256-GCM-SHA384:ECDHE-ECDSA-CHACHA20-POLY1305:ECDHE-RSA-CHACHA20-POLY1305;
    ssl_prefer_server_ciphers off;
    ssl_session_tickets off;
    add_header Strict-Transport-Security "max-age=63072000; includeSubDomains" always;

    # The server refuses databases over max_db_size_mb (32 by default); a
    # little headroom over that, and no more, so oversized uploads stop here.
    client_max_body_size 64M;

    server_name keeporg.tiredsysadmin.cc;

    # Shared by every proxied location below. A location that sets any
    # proxy_set_header of its own replaces this whole set instead of adding to
    # it, which is why the Vouch-protected location repeats them.
    proxy_set_header Host $host;
    proxy_set_header X-Real-IP $remote_addr;
    proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
    proxy_set_header X-Forwarded-Proto $scheme;
    proxy_set_header Upgrade $http_upgrade;
    proxy_set_header Connection "upgrade";

    proxy_http_version 1.1;
    proxy_redirect     off;

    # disable buffering uploads to prevent OOM on reverse proxy server and make uploads twice as fast (no pause)
    proxy_request_buffering off;

    # set timeout
    proxy_read_timeout 600s;
    proxy_send_timeout 600s;
    send_timeout       600s;

    location = /validate {
        proxy_pass http://127.0.0.1:30021/validate;
        proxy_set_header Host $http_host;
        proxy_pass_request_body off;
        proxy_set_header Content-Length "";
        auth_request_set $auth_resp_x_vouch_user $upstream_http_x_vouch_user;
        auth_request_set $auth_resp_jwt $upstream_http_x_vouch_jwt;
        auth_request_set $auth_resp_err $upstream_http_x_vouch_err;
        auth_request_set $auth_resp_failcount $upstream_http_x_vouch_failcount;
    }
    error_page 401 = @error401;
    location @error401 {
        return 302 https://auth.tiredsysadmin.cc/login?url=$scheme://$http_host$request_uri&vouch-failcount=$auth_resp_failcount&X-Vouch-Token=$auth_resp_jwt&error=$auth_resp_err;
    }

    # The web interface, behind Vouch.
    location / {
        auth_request /validate;
        proxy_set_header X-Vouch-User $auth_resp_x_vouch_user;
        proxy_set_header Host $host;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header X-Forwarded-Proto $scheme;
        proxy_set_header Upgrade $http_upgrade;
        proxy_set_header Connection "upgrade";

        proxy_pass http://keeporg;
    }

    # Desktop and Android clients, which authenticate to KeepOrg itself with a
    # bearer token. Sending them to a Vouch login page would break sync.
    location /api {
        proxy_pass http://keeporg;
    }

    # Paths that have to work for somebody who has no Vouch account, or no
    # account at all. KeepOrg authenticates each of them itself.
    #
    #   /healthz   uptime and container checks, unauthenticated by design
    #   /invite/   the invited person is signing up; an account is what they
    #              have come here to create
    #   /oidc/     the identity provider redirects back with a single-use
    #              authorization code, which a second login round trip spends
    #   /device    a client device being approved from a browser
    location = /healthz {
        proxy_pass http://keeporg;
    }

    location /invite/ {
        proxy_pass http://keeporg;
    }

    location /oidc/ {
        proxy_pass http://keeporg;
    }

    location = /device {
        proxy_pass http://keeporg;
    }
}