62 lines
2.2 KiB
Nix
62 lines
2.2 KiB
Nix
{ pkgs, ... }:
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{
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nixpkgs.overlays = [
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(curr: prev: {
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postfix = prev.postfix.override {
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withPgSQL = true;
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};
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})
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];
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services.postfix = {
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enable = true;
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enableSubmission = true;
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enableSubmissions = true;
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destination = [
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"localhost"
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];
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domain = "chir.rs";
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hostname = "mail.chir.rs";
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masterConfig = {
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submission = {
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args = [ "-o" "smtpd_tls_security_level=encrypt" ];
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type = "inet";
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};
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};
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origin = "mail.chir.rs";
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sslCert = "/var/lib/acme/chir.rs/cert.pem";
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sslKey = "/var/lib/acme/chir.rs/key.pem";
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config = {
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smtp_tls_security_level = "encrypt";
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virtual_alias_domains = "pgsql:/run/secrets/services/postfix/virtual_alias_domains.cf";
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virtual_alias_maps = "pgsql:/run/secrets/services/postfix/virtual_alias_maps.cf";
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virtual_mailbox_domains = "pgsql:/run/secrets/services/postfix/virtual_mailbox_domains.cf";
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virtual_transport = "lmtp:unix:/run/dovecot2/lmtp";
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smtpd_milters = "inet:[fd00:e621:e621:2::2]:11332";
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non_smtpd_milters = "inet:[fd00:e621:e621:2::2]:11332";
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disable_vrfy_command = "yes";
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smtpd_banner = "mail.chir.rs ESMTP NO UCE NO UBE NO RELAYCLIENT=yes YES OwO";
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message_size_limit = "20971520";
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biff = "no";
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smtpd_helo_restrictions = "permit_mynetworks, permit_sasl_authenticated";
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smtpd_helo_required = "yes";
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smtpd_sasl_type = "dovecot";
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smtpd_sasl_path = "/run/dovecot2/auth";
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smtpd_sasl_auth_enable = "yes";
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smtpd_tls_auth_only = "yes";
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smtpd_tls_mandatory_protocols = "!SSLv2, !SSLv3, !TLSv1, !TLSv1.1";
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smtpd_tls_protocols = "!SSLv2, !SSLv3, !TLSv1, !TLSv1.1";
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tls_preempt_cipherlist = "no";
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};
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};
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services.postgresql.ensureUsers = [{
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name = "postfix";
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ensurePermissions = {
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"DATABASE \"postfix\"" = "CONNECT";
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};
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}];
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sops.secrets."services/postfix/virtual_alias_domains.cf" = { owner = "postfix"; };
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sops.secrets."services/postfix/virtual_alias_maps.cf" = { owner = "postfix"; };
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sops.secrets."services/postfix/virtual_mailbox_domains.cf" = { owner = "postfix"; };
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networking.firewall.allowedTCPPorts = [ 25 465 587 ];
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}
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