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selfhostblocks/nginx/unit.nix
2023-02-19 20:37:52 -08:00

252 lines
8.1 KiB
Nix

{ stdenv
, pkgs
, utils
}:
{ name
, siteName
, user ? "http"
, group ? "http"
, pidFile ? "/run/nginx/nginx.pid"
, runtimeDirectory
, config ? {}
, dependsOn ? {}
}:
let
nginxSocket = "${runtimeDirectory}/${config.siteName}.sock";
listen =
if nginxSocket != null then
"unix:${nginxSocket}"
else
config.port;
fastcgi =
if config.phpFpmSiteSocket == null then
""
else
''
location ~ \.php$ {
fastcgi_split_path_info ^(.+\.php)(/.+)$;
fastcgi_pass unix:${config.phpFpmSiteSocket};
fastcgi_index index.php;
fastcgi_param GATEWAY_INTERFACE CGI/1.1;
fastcgi_param SERVER_SOFTWARE nginx;
fastcgi_param QUERY_STRING $query_string;
fastcgi_param REQUEST_METHOD $request_method;
fastcgi_param CONTENT_TYPE $content_type;
fastcgi_param CONTENT_LENGTH $content_length;
fastcgi_param SCRIPT_FILENAME ${config.siteRoot}$fastcgi_script_name;
# fastcgi_param SCRIPT_NAME $fastcgi_script_name;
fastcgi_param REQUEST_URI $request_uri;
fastcgi_param DOCUMENT_URI $document_uri;
fastcgi_param DOCUMENT_ROOT ${config.siteRoot};
fastcgi_param SERVER_PROTOCOL $server_protocol;
fastcgi_param REMOTE_ADDR $remote_addr;
fastcgi_param REMOTE_PORT $remote_port;
fastcgi_param SERVER_ADDR $server_addr;
fastcgi_param SERVER_PORT $server_port;
fastcgi_param SERVER_NAME $server_name;
}
'';
mkConfig =
{ port
, siteName
, siteRoot ? "/usr/share/webapps/${siteName}"
, siteSocket ? null
, phpFpmSiteSocket ? null
, logLevel ? "WARN"
}: ''
error_log syslog:server=unix:/dev/log,tag=nginx${siteName},nohostname,severity=error;
worker_processes 5;
worker_rlimit_nofile 8192;
events {
worker_connections 4096;
}
http {
access_log syslog:server=unix:/dev/log,tag=nginx${siteName},nohostname,severity=info combined;
server {
listen ${listen};
root ${siteRoot};
index index.php index.html;
location / {
try_files $uri $uri/ =404;
}
${fastcgi}
}
types {
text/html html htm shtml;
text/css css;
text/xml xml;
image/gif gif;
image/jpeg jpeg jpg;
application/x-javascript js;
application/atom+xml atom;
application/rss+xml rss;
text/mathml mml;
text/plain txt;
text/vnd.sun.j2me.app-descriptor jad;
text/vnd.wap.wml wml;
text/x-component htc;
image/png png;
image/tiff tif tiff;
image/vnd.wap.wbmp wbmp;
image/x-icon ico;
image/x-jng jng;
image/x-ms-bmp bmp;
image/svg+xml svg svgz;
image/webp webp;
application/java-archive jar war ear;
application/mac-binhex40 hqx;
application/msword doc;
application/pdf pdf;
application/postscript ps eps ai;
application/rtf rtf;
application/vnd.ms-excel xls;
application/vnd.ms-powerpoint ppt;
application/vnd.wap.wmlc wmlc;
application/vnd.google-earth.kml+xml kml;
application/vnd.google-earth.kmz kmz;
application/x-7z-compressed 7z;
application/x-cocoa cco;
application/x-java-archive-diff jardiff;
application/x-java-jnlp-file jnlp;
application/x-makeself run;
application/x-perl pl pm;
application/x-pilot prc pdb;
application/x-rar-compressed rar;
application/x-redhat-package-manager rpm;
application/x-sea sea;
application/x-shockwave-flash swf;
application/x-stuffit sit;
application/x-tcl tcl tk;
application/x-x509-ca-cert der pem crt;
application/x-xpinstall xpi;
application/xhtml+xml xhtml;
application/zip zip;
application/octet-stream bin exe dll;
application/octet-stream deb;
application/octet-stream dmg;
application/octet-stream eot;
application/octet-stream iso img;
application/octet-stream msi msp msm;
audio/midi mid midi kar;
audio/mpeg mp3;
audio/ogg ogg;
audio/x-m4a m4a;
audio/x-realaudio ra;
video/3gpp 3gpp 3gp;
video/mp4 mp4;
video/mpeg mpeg mpg;
video/quicktime mov;
video/webm webm;
video/x-flv flv;
video/x-m4v m4v;
video/x-mng mng;
video/x-ms-asf asx asf;
video/x-ms-wmv wmv;
video/x-msvideo avi;
}
default_type application/octet-stream;
gzip_types text/plain text/xml text/css
text/comma-separated-values
text/javascript application/x-javascript
application/atom+xml;
}
'';
configFile = pkgs.writeText "nginx.conf" (mkConfig config);
in
{
inherit name;
inherit runtimeDirectory nginxSocket;
inherit user group;
pkg = utils.systemd.mkService rec {
name = "nginx-${siteName}";
content = ''
[Unit]
Description=Nginx webserver
After=network.target network-online.target
Wants=network-online.target systemd-networkd-wait-online.target
${utils.unitDepends "After" dependsOn}
${utils.unitDepends "Wants" dependsOn}
StartLimitInterval=14400
StartLimitBurst=10
[Service]
Type=forking
User=${user}
Group=${group}
PIDFile=${pidFile}
ExecStart=${pkgs.nginx}/bin/nginx -c ${configFile} -g 'pid ${pidFile};'
ExecReload=${pkgs.nginx}/bin/nginx -s reload
KillMode=mixed
# Nginx verifies it can open a file under here even when configured
# to write elsewhere.
LogsDirectory=nginx
CacheDirectory=nginx
RuntimeDirectory=nginx
# Restart=on-abnormal
# KillSignal=SIGQUIT
TimeoutStopSec=5s
LimitNOFILE=1048576
LimitNPROC=512
LockPersonality=true
NoNewPrivileges=true
PrivateDevices=true
PrivateTmp=true
ProtectClock=true
ProtectControlGroups=true
ProtectHome=true
ProtectHostname=true
ProtectKernelLogs=true
ProtectKernelModules=true
ProtectKernelTunables=true
ProtectSystem=full
RestrictAddressFamilies=AF_INET AF_INET6 AF_NETLINK AF_UNIX
RestrictNamespaces=true
RestrictRealtime=true
RestrictSUIDSGID=true
# CapabilityBoundingSet=CAP_NET_BIND_SERVICE
AmbientCapabilities=CAP_NET_BIND_SERVICE
# ProtectSystem=strict
# ReadWritePaths=/var/lib/nginx /var/log/nginx
[Install]
WantedBy=multi-user.target
'';
};
inherit dependsOn;
type = "systemd-unit";
}