Mailman nixos module #167
16
hosts/flora-6/README.md
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16
hosts/flora-6/README.md
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@ -0,0 +1,16 @@
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# Mailman on NixOS docs
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- add reverse DNS record for IP
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Manual setup done for mailman, adapted from https://nixos.wiki/wiki/Mailman:
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```
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# Add DNS records in infra repo using terraform:
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# https://git.pub.solar/pub-solar/infra/commit/db234cdb5b55758a3d74387ada0760e06e166b9d
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# Generate initial postfix_domains.db and postfix_lmtp.db databases for Postfix
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sudo -u mailman mailman aliases
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# Create a django superuser account
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sudo -u mailman-web mailman-web createsuperuser
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# Followed outlined steps in web UI
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```
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@ -5,6 +5,11 @@
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self,
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...
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}: {
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# Changing the Caddyfile should only trigger a reload, not a restart
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systemd.services.caddy.reloadTriggers = [
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config.services.caddy.configFile
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];
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services.caddy = {
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enable = lib.mkForce true;
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group = "hakkonaut";
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@ -77,7 +82,12 @@
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output discard
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'';
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extraConfig = ''
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reverse_proxy :${services.sourcehut.lists.port}
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handle_path /static/* {
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root * /var/lib/mailman-web-static
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file_server
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}
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reverse_proxy :18507
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'';
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};
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"obs-portal.pub.solar" = {
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@ -5,53 +5,16 @@
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self,
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...
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}: let
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postfixConfig = pkgs.writeTextFile {
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name = "main.cf";
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text = builtins.readFile ./postfix/main.cf;
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};
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# Source: https://github.com/NixOS/nixpkgs/blob/nixos-22.11/nixos/modules/services/mail/mailman.nix#L9C10-L10
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# webEnv is required by the mailman-uwsgi systemd service
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inherit (pkgs.mailmanPackages.buildEnvs {}) webEnv;
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in {
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system.activationScripts.mkMailmanNet = let
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docker = config.virtualisation.oci-containers.backend;
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dockerBin = "${pkgs.${docker}}/bin/${docker}";
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in ''
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${dockerBin} network inspect mailman-net >/dev/null 2>&1 || ${dockerBin} network create mailman-net --subnet 172.20.1.0/24
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'';
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users.users.mailman = {
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description = "Mailman Service";
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home = "/var/lib/mailman";
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useDefaultShell = true;
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uid = 993;
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# Group hakkonaut so caddy can serve the static files from mailman-web directly
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group = "hakkonaut";
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isSystemUser = true;
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};
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systemd.tmpfiles.rules = [
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"d '/var/lib/mailman' 0750 mailman hakkonaut - -"
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];
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age.secrets.mailman-core-secrets = {
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file = "${self}/secrets/mailman-core-secrets.age";
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mode = "600";
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owner = "mailman";
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};
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age.secrets.mailman-web-secrets = {
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file = "${self}/secrets/mailman-web-secrets.age";
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mode = "600";
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owner = "mailman";
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};
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age.secrets.mailman-db-secrets = {
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file = "${self}/secrets/mailman-db-secrets.age";
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mode = "600";
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owner = "mailman";
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};
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networking.firewall.allowedTCPPorts = [25];
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services.postfix = {
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enable = true;
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relayDomains = ["hash:/var/lib/mailman/data/postfix_domains"];
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# FIXME: get TLS certs for list.pub.solar from caddy
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#sslCert = config.security.acme.certs."lists.example.org".directory + "/full.pem";
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#sslKey = config.security.acme.certs."lists.example.org".directory + "/key.pem";
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config = {
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@ -59,114 +22,39 @@ in {
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local_recipient_maps = ["hash:/var/lib/mailman/data/postfix_lmtp"];
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};
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};
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services.mailman = {
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enable = true;
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# We use caddy instead of nginx
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#serve.enable = true;
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hyperkitty.enable = true;
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webHosts = ["list.pub.solar"];
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siteOwner = "admins@pub.solar";
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};
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#virtualisation = {
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# docker = {
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# enable = true;
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# };
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# oci-containers = {
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# backend = "docker";
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# containers."mailman-core" = {
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# image = "maxking/mailman-core:0.4";
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# autoStart = true;
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# #user = "993";
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# volumes = [
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# "/var/lib/mailman/core:/opt/mailman/"
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# ];
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# extraOptions = [
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# "--network=mailman-net"
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# ];
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# environment = {
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# DATABASE_TYPE = "postgres";
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# DATABASE_CLASS = "mailman.database.postgresql.PostgreSQLDatabase";
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# MTA = "postfix";
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# };
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# environmentFiles = [
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# config.age.secrets.mailman-core-secrets.path
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# ];
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# ports = [
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# "127.0.0.1:8001:8001" # API
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# "127.0.0.1:8024:8024" # LMTP - incoming emails
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# ];
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# };
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# containers."mailman-web" = {
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# image = "maxking/mailman-web:0.4";
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# autoStart = true;
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# #user = "993:992";
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# volumes = [
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# "/var/lib/mailman/web:/opt/mailman-web-data"
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# ];
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# extraOptions = [
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# "--network=mailman-net"
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# ];
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# environment = {
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# DATABASE_TYPE = "postgres";
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# SERVE_FROM_DOMAIN = "list.pub.solar";
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# MAILMAN_ADMIN_USER = "admin";
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# MAILMAN_ADMIN_EMAIL = "admins@pub.solar";
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# };
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# environmentFiles = [
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# config.age.secrets.mailman-web-secrets.path
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# ];
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# ports = [
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# "127.0.0.1:8000:8000" # HTTP
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# # "127.0.0.1:8080:8080" # uwsgi
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# ];
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# };
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# containers."mailman-db" = {
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# image = "postgres:14-alpine";
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# autoStart = true;
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# user = "993";
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# extraOptions = [
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# "--network=mailman-net"
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# ];
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# volumes = [
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# "/var/lib/mailman/database:/var/lib/postgresql/data"
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# ];
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# environmentFiles = [
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# config.age.secrets.mailman-db-secrets.path
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# ];
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# };
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# containers."mailman-postfix" = {
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# image = "mailu/postfix:1.9.46";
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# autoStart = true;
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# #user = "993";
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# extraOptions = [
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# "--hostname=list.pub.solar"
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# "--network=mailman-net"
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# ];
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# environment = {
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# HOSTNAMES = "list.pub.solar";
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# FRONT_ADDRESS = "localhost";
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# ADMIN_ADDRESS = "localhost";
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# ANTISPAM_MILTER_ADDRESS = "localhost:11332";
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# LMTP_ADDRESS = "localhost:2525";
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# };
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# volumes = [
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# # https://mailu.io/1.9/faq.html#how-can-i-override-settings
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# # Docs contain the wrong path to override main.cf, this one works
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# "${postfixConfig}:/overrides/postfix.cf"
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# # Configured in main.cf
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# "/var/lib/mailman/postfix/mailqueue:/var/spool/postfix"
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# "/var/lib/mailman/postfix/data:/var/lib/postfix"
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# # Contains postfix transport_maps generated by mailman-core
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# "/var/lib/mailman/core:/var/lib/mailman/core"
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# ];
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# environmentFiles = [
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# config.age.secrets.mailman-db-secrets.path
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# ];
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# };
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# };
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#};
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systemd.services.mailman-uwsgi = let
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uwsgiConfig.uwsgi = {
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type = "normal";
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plugins = ["python3"];
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home = webEnv;
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manage-script-name = true;
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mount = "/=mailman_web.wsgi:application";
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http = "127.0.0.1:18507";
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};
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uwsgiConfigFile = pkgs.writeText "uwsgi-mailman.json" (builtins.toJSON uwsgiConfig);
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in {
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wantedBy = ["multi-user.target"];
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after = ["postgresql.service"];
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requires = ["mailman-web-setup.service" "postgresql.service"];
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restartTriggers = [config.environment.etc."mailman3/settings.py".source];
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serviceConfig = {
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# Since the mailman-web settings.py obstinately creates a logs
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# dir in the cwd, change to the (writable) runtime directory before
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# starting uwsgi.
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ExecStart = "${pkgs.coreutils}/bin/env -C $RUNTIME_DIRECTORY ${pkgs.uwsgi.override {plugins = ["python3"];}}/bin/uwsgi --json ${uwsgiConfigFile}";
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User = "mailman-web";
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Group = "mailman";
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RuntimeDirectory = "mailman-uwsgi";
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};
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};
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}
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