extract monitoring, nvidia, mailserver, cloudflared, kyverno from platform [ci skip]

Phase 2 of platform stack split. 5 more modules extracted into
independent stacks. All applied successfully with zero destroys.
Cloudflared now reads k8s_users from Vault directly to compute
user_domains. Woodpecker pipeline runs all 8 extracted stacks
in parallel. Memory bumped to 6Gi for 9 concurrent TF processes.
Platform reduced from 27 to 19 modules.
This commit is contained in:
Viktor Barzin 2026-03-17 21:34:11 +00:00
parent 3c804aedf8
commit ae36dc253b
73 changed files with 166093 additions and 96 deletions

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firmly-gerardo-generated@viktorbarzin.me me@viktorbarzin.me
closely-keith-generated@viktorbarzin.me vbarzin@gmail.com
literally-paolo-generated@viktorbarzin.me viktorbarzin@fb.com
hastily-stefanie-generated@viktorbarzin.me elliestamenova@gmail.com
vaultwarden@viktorbarzin.me me@viktorbarzin.me

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variable "tls_secret_name" {}
variable "tier" { type = string }
variable "mailserver_accounts" {}
variable "postfix_account_aliases" {}
variable "opendkim_key" {}
variable "sasl_passwd" {} # For sendgrid i.e relayhost
variable "nfs_server" { type = string }
resource "kubernetes_namespace" "mailserver" {
metadata {
name = "mailserver"
labels = {
tier = var.tier
}
# connecting via localhost does not seem to work?
# labels = {
# "istio-injection" : "enabled"
# }
}
}
module "tls_secret" {
source = "../../../../modules/kubernetes/setup_tls_secret"
namespace = kubernetes_namespace.mailserver.metadata[0].name
tls_secret_name = var.tls_secret_name
}
resource "kubernetes_config_map" "mailserver_env_config" {
metadata {
name = "mailserver.env.config"
namespace = kubernetes_namespace.mailserver.metadata[0].name
labels = {
app = "mailserver"
}
annotations = {
"reloader.stakater.com/match" = "true"
}
}
data = {
DMS_DEBUG = "0"
# LOG_LEVEL = "debug"
ENABLE_CLAMAV = "0"
ENABLE_AMAVIS = "0"
ENABLE_FAIL2BAN = "0"
ENABLE_FETCHMAIL = "0"
ENABLE_POSTGREY = "0"
ENABLE_SASLAUTHD = "0"
ENABLE_SPAMASSASSIN = "0"
ENABLE_RSPAMD = "1"
ENABLE_OPENDKIM = "0"
ENABLE_OPENDMARC = "0"
RSPAMD_LEARN = "1"
ENABLE_SRS = "1"
FETCHMAIL_POLL = "120"
ONE_DIR = "1"
OVERRIDE_HOSTNAME = "mail.viktorbarzin.me"
POSTFIX_MESSAGE_SIZE_LIMIT = 1024 * 1024 * 200 # 200 MB
POSTFIX_REJECT_UNKNOWN_CLIENT_HOSTNAME = "1"
# TLS_LEVEL = "intermediate"
# DEFAULT_RELAY_HOST = "[smtp.sendgrid.net]:587"
DEFAULT_RELAY_HOST = "[smtp.eu.mailgun.org]:587"
SPOOF_PROTECTION = "1"
SSL_TYPE = "manual"
SSL_CERT_PATH = "/tmp/ssl/tls.crt"
SSL_KEY_PATH = "/tmp/ssl/tls.key"
}
}
resource "kubernetes_config_map" "mailserver_config" {
metadata {
name = "mailserver.config"
namespace = kubernetes_namespace.mailserver.metadata[0].name
labels = {
app = "mailserver"
}
annotations = {
"reloader.stakater.com/match" = "true"
}
}
data = {
# Actual mail settings
"postfix-accounts.cf" = join("\n", [for user, pass in var.mailserver_accounts : "${user}|${bcrypt(pass, 6)}"])
"postfix-main.cf" = var.postfix_cf
"postfix-virtual.cf" = format("%s%s", var.postfix_account_aliases, file("${path.module}/extra/aliases.txt"))
KeyTable = "mail._domainkey.viktorbarzin.me viktorbarzin.me:mail:/etc/opendkim/keys/viktorbarzin.me-mail.key\n"
SigningTable = "*@viktorbarzin.me mail._domainkey.viktorbarzin.me\n"
TrustedHosts = "127.0.0.1\nlocalhost\n"
"sasl_passwd" = var.sasl_passwd
# Rspamd DKIM signing configuration
"dkim_signing.conf" = <<-EOF
enabled = true;
sign_authenticated = true;
sign_local = true;
use_domain = "header";
use_redis = false;
use_esld = true;
selector = "mail";
path = "/tmp/docker-mailserver/rspamd/dkim/viktorbarzin.me/mail.private";
domain {
viktorbarzin.me {
path = "/tmp/docker-mailserver/rspamd/dkim/viktorbarzin.me/mail.private";
selector = "mail";
}
}
EOF
fail2ban_conf = <<-EOF
[DEFAULT]
#logtarget = /var/log/fail2ban.log
logtarget = SYSOUT
EOF
}
# Password hashes are different each time and avoid changing secret constantly.
# Either 1.Create consistent hashes or 2.Find a way to ignore_changes on per password
lifecycle {
ignore_changes = [data["postfix-accounts.cf"]]
}
}
# resource "kubernetes_config_map" "user_patches" {
# metadata {
# name = "user-patches"
# namespace = kubernetes_namespace.mailserver.metadata[0].name
# labels = {
# "app" = "mailserver"
# }
# }
# data = {
# user_patches = <<EOF
# #!/bin/bash
# cp -f /tmp/dovecot.key /etc/dovecot/ssl/dovecot.key
# cp -f /tmp/dovecot.crt /etc/dovecot/ssl/dovecot.pem
# EOF
# }
# }
resource "kubernetes_secret" "opendkim_key" {
metadata {
name = "mailserver.opendkim.key"
namespace = kubernetes_namespace.mailserver.metadata[0].name
labels = {
"app" = "mailserver"
}
}
type = "Opaque"
data = {
"viktorbarzin.me-mail.key" = var.opendkim_key
}
}
module "nfs_data" {
source = "../../../../modules/kubernetes/nfs_volume"
name = "mailserver-data"
namespace = kubernetes_namespace.mailserver.metadata[0].name
nfs_server = var.nfs_server
nfs_path = "/mnt/main/mailserver"
}
resource "kubernetes_deployment" "mailserver" {
metadata {
name = "mailserver"
namespace = kubernetes_namespace.mailserver.metadata[0].name
labels = {
"app" = "mailserver"
tier = var.tier
}
annotations = {
"reloader.stakater.com/search" = "true"
}
}
spec {
replicas = "1"
strategy {
type = "Recreate"
}
selector {
match_labels = {
"app" = "mailserver"
}
}
template {
metadata {
annotations = {
# "diun.enable" = "true"
}
labels = {
"app" = "mailserver"
"role" = "mail"
}
}
spec {
container {
name = "docker-mailserver"
image = "docker.io/mailserver/docker-mailserver:15.0.0"
image_pull_policy = "IfNotPresent"
security_context {
capabilities {
add = ["NET_ADMIN"]
}
}
lifecycle {
post_start {
exec {
command = [
"postmap",
"/etc/postfix/sasl/passwd"
# "/bin/sh",
# "-c",
# "cp -f /tmp/user-patches.sh /tmp/docker-mailserver/user-patches.sh && chown root:root /var/log/mail && chmod 755 /var/log/mail",
]
}
}
}
volume_mount {
name = "config-tls"
mount_path = "/tmp/ssl/tls.key"
sub_path = "tls.key"
read_only = true
}
volume_mount {
name = "config-tls"
mount_path = "/tmp/ssl/tls.crt"
sub_path = "tls.crt"
read_only = true
}
volume_mount {
name = "config"
mount_path = "/tmp/docker-mailserver/postfix-accounts.cf"
sub_path = "postfix-accounts.cf"
read_only = true
}
volume_mount {
name = "config"
mount_path = "/tmp/docker-mailserver/postfix-main.cf"
sub_path = "postfix-main.cf"
read_only = true
}
volume_mount {
name = "config"
mount_path = "/tmp/docker-mailserver/postfix-virtual.cf"
sub_path = "postfix-virtual.cf"
read_only = true
}
volume_mount {
name = "config"
mount_path = "/tmp/docker-mailserver/fetchmail.cf"
sub_path = "fetchmail.cf"
read_only = true
}
# volume_mount {
# name = "config"
# mount_path = "/tmp/docker-mailserver/dovecot.cf"
# sub_path = "dovecot.cf"
# read_only = true
# }
# volume_mount {
# name = "user-patches"
# mount_path = "/tmp/user-patches.sh"
# sub_path = "user-patches.sh"
# read_only = true
# }
volume_mount {
name = "config"
mount_path = "/tmp/docker-mailserver/opendkim/SigningTable"
sub_path = "SigningTable"
read_only = true
}
volume_mount {
name = "config"
mount_path = "/tmp/docker-mailserver/opendkim/KeyTable"
sub_path = "KeyTable"
read_only = true
}
volume_mount {
name = "config"
mount_path = "/tmp/docker-mailserver/opendkim/TrustedHosts"
sub_path = "TrustedHosts"
read_only = true
}
volume_mount {
name = "opendkim-key"
mount_path = "/tmp/docker-mailserver/opendkim/keys"
read_only = true
}
volume_mount {
name = "opendkim-key"
mount_path = "/tmp/docker-mailserver/rspamd/dkim/viktorbarzin.me/mail.private"
sub_path = "viktorbarzin.me-mail.key"
read_only = true
}
volume_mount {
name = "config"
mount_path = "/tmp/docker-mailserver/rspamd/override.d/dkim_signing.conf"
sub_path = "dkim_signing.conf"
read_only = true
}
volume_mount {
name = "data"
mount_path = "/var/mail"
sub_path = "data"
}
volume_mount {
name = "data"
mount_path = "/var/mail-state"
sub_path = "state"
}
volume_mount {
name = "data"
mount_path = "/var/log/mail"
sub_path = "log"
}
volume_mount {
name = "var-run-dovecot"
mount_path = "/var/run/dovecot"
}
volume_mount {
name = "config"
mount_path = "/etc/postfix/sasl/passwd"
sub_path = "sasl_passwd"
read_only = true
}
volume_mount {
name = "config"
mount_path = "/etc/fail2ban/fail2ban.local"
sub_path = "fail2ban_conf"
read_only = true
}
port {
name = "smtp"
container_port = 25
protocol = "TCP"
}
port {
name = "smtp-secure"
container_port = 465
protocol = "TCP"
}
port {
name = "smtp-auth"
container_port = 587
protocol = "TCP"
}
port {
name = "imap-secure"
container_port = 993
protocol = "TCP"
}
env_from {
config_map_ref {
name = "mailserver.env.config"
}
}
resources {
requests = {
cpu = "25m"
memory = "512Mi"
}
limits = {
memory = "512Mi"
}
}
}
container {
name = "dovecot-exporter"
image = "viktorbarzin/dovecot_exporter:latest"
command = [
"/dovecot_exporter/exporter",
"--dovecot.socket-path=/var/run/dovecot/stats-reader"
]
image_pull_policy = "IfNotPresent"
port {
name = "dovecotexporter"
container_port = 9166
protocol = "TCP"
}
volume_mount {
name = "var-run-dovecot"
mount_path = "/var/run/dovecot"
}
resources {
requests = {
cpu = "10m"
memory = "32Mi"
}
limits = {
memory = "32Mi"
}
}
}
volume {
name = "config"
config_map {
name = "mailserver.config"
}
}
volume {
name = "config-tls"
secret {
secret_name = var.tls_secret_name
}
}
volume {
name = "opendkim-key"
secret {
secret_name = "mailserver.opendkim.key"
}
}
volume {
name = "data"
persistent_volume_claim {
claim_name = module.nfs_data.claim_name
}
# iscsi {
# target_portal = "iscsi.viktorbarzin.lan:3260"
# iqn = "iqn.2020-12.lan.viktorbarzin:storage:mailserver"
# lun = 0
# fs_type = "ext4"
# }
}
# volume {
# name = "user-patches"
# config_map {
# name = "user-patches"
# }
# }
volume {
name = "var-run-dovecot"
empty_dir {}
}
dns_config {
option {
name = "ndots"
value = "2"
}
}
}
}
}
}
resource "kubernetes_service" "mailserver" {
metadata {
name = "mailserver"
namespace = kubernetes_namespace.mailserver.metadata[0].name
labels = {
app = "mailserver"
}
annotations = {
"metallb.universe.tf/allow-shared-ip" = "shared"
}
}
spec {
type = "LoadBalancer"
# external_traffic_policy = "Cluster"
external_traffic_policy = "Local"
selector = {
app = "mailserver"
}
port {
name = "smtp"
protocol = "TCP"
port = 25
target_port = "smtp"
}
port {
name = "smtp-secure"
protocol = "TCP"
port = 465
target_port = "smtp-secure"
}
port {
name = "smtp-auth"
protocol = "TCP"
port = 587
target_port = "smtp-auth"
}
port {
name = "imap-secure"
protocol = "TCP"
port = 993
target_port = "imap-secure"
}
port {
name = "roundcube"
protocol = "TCP"
port = 80
}
}
}

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variable "roundcube_db_password" {
type = string
sensitive = true
}
variable "mysql_host" { type = string }
module "nfs_roundcube_html" {
source = "../../../../modules/kubernetes/nfs_volume"
name = "roundcubemail-html"
namespace = kubernetes_namespace.mailserver.metadata[0].name
nfs_server = var.nfs_server
nfs_path = "/mnt/main/roundcubemail/html"
}
module "nfs_roundcube_enigma" {
source = "../../../../modules/kubernetes/nfs_volume"
name = "roundcubemail-enigma"
namespace = kubernetes_namespace.mailserver.metadata[0].name
nfs_server = var.nfs_server
nfs_path = "/mnt/main/roundcubemail/enigma"
}
# If you want to override settings mount this in /var/roundcube/config
# more info in https://github.com/roundcube/roundcubemail-docker?tab=readme-ov-file
# resource "kubernetes_config_map" "roundcubemail_config" {
# metadata {
# name = "roundcubemail.config"
# namespace = "mailserver"
# labels = {
# app = "mailserver"
# }
# annotations = {
# "reloader.stakater.com/match" = "true"
# }
# }
# data = {
# # if you want to override things see https://github.com/roundcube/roundcubemail/blob/master/config/defaults.inc.php
# "imap.php" = <<-EOF
# <?php
# $config['imap_host'] = 'ssl://mail.viktorbarzin.me:993';
# ?>
# EOF
# }
# }
resource "kubernetes_deployment" "roundcubemail" {
metadata {
name = "roundcubemail"
namespace = "mailserver"
labels = {
"app" = "roundcubemail"
tier = var.tier
}
annotations = {
"reloader.stakater.com/search" = "true"
}
}
spec {
replicas = "1"
strategy {
type = "RollingUpdate"
}
selector {
match_labels = {
"app" = "roundcubemail"
}
}
template {
metadata {
labels = {
"app" = "roundcubemail"
}
}
spec {
container {
name = "roundcube"
image = "roundcube/roundcubemail:1.6.13-apache"
# Uncomment me to mount additional settings
# volume_mount {
# name = "imap-config"
# mount_path = "/var/roundcube/config/imap.php"
# sub_path = "imap.php"
# }
env {
name = "ROUNDCUBEMAIL_DEFAULT_HOST"
value = "ssl://mail.viktorbarzin.me" # tls cert must be valid!
}
env {
name = "ROUNDCUBEMAIL_DEFAULT_PORT"
value = "993"
}
env {
name = "ROUNDCUBEMAIL_SMTP_SERVER"
value = "tls://mail.viktorbarzin.me" # tls cert must be valid!
}
env {
name = "ROUNDCUBEMAIL_SMTP_PORT"
value = 587
}
# DB Settings
env {
name = "ROUNDCUBEMAIL_DB_TYPE"
value = "mysql"
}
env {
name = "ROUNDCUBEMAIL_DB_HOST"
value = var.mysql_host
}
env {
name = "ROUNDCUBEMAIL_DB_USER"
value = "roundcubemail"
}
env {
name = "ROUNDCUBEMAIL_DB_PASSWORD"
value = var.roundcube_db_password
}
# Plugins
env {
name = "ROUNDCUBEMAIL_COMPOSER_PLUGINS"
value = "mmvi/twofactor_webauthn,texxasrulez/persistent_login,dsoares/rcguard"
}
env {
name = "ROUNDCUBEMAIL_PLUGINS"
value = "attachment_reminder,database_attachments,enigma,twofactor_webauthn,persistent_login,rcguard"
}
env {
name = "ROUNDCUBEMAIL_SMTP_DEBUG"
value = "false"
}
env {
name = "ROUNDCUBEMAIL_DEBUG_LEVEL"
value = "1"
}
env {
name = "ROUNDCUBEMAIL_LOG_DRIVER"
# value = "file"
value = "syslog"
}
port {
name = "web"
container_port = 80
protocol = "TCP"
}
volume_mount {
name = "html"
mount_path = "/var/www/html"
}
volume_mount {
name = "enigma"
mount_path = "/var/roundcube/enigma"
}
resources {
requests = {
cpu = "25m"
memory = "192Mi"
}
limits = {
memory = "192Mi"
}
}
}
# volume {
# name = "imap-config"
# config_map {
# name = "roundcubemail.config"
# }
# }
volume {
name = "html"
persistent_volume_claim {
claim_name = module.nfs_roundcube_html.claim_name
}
}
volume {
name = "enigma"
persistent_volume_claim {
claim_name = module.nfs_roundcube_enigma.claim_name
}
}
dns_config {
option {
name = "ndots"
value = "2"
}
}
}
}
}
}
resource "kubernetes_service" "roundcubemail" {
metadata {
name = "roundcubemail"
namespace = "mailserver"
labels = {
app = "roundcubemail"
}
}
spec {
selector = {
app = "roundcubemail"
}
port {
name = "roundcube"
protocol = "TCP"
port = 80
}
}
}
module "ingress" {
source = "../../../../modules/kubernetes/ingress_factory"
namespace = "mailserver"
name = "mail"
service_name = "roundcubemail"
tls_secret_name = var.tls_secret_name
rybbit_site_id = "082f164faa7d"
extra_annotations = {
"gethomepage.dev/enabled" = "true"
"gethomepage.dev/name" = "Roundcube Mail"
"gethomepage.dev/description" = "Webmail client"
"gethomepage.dev/icon" = "roundcube.png"
"gethomepage.dev/group" = "Other"
"gethomepage.dev/pod-selector" = ""
}
}

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# this is appended and merged to the main postfix.cf
# see defaults - https://github.com/docker-mailserver/docker-mailserver/blob/master/target/postfix/main.cf
variable "postfix_cf" {
default = <<EOT
#relayhost = [smtp.sendgrid.net]:587
relayhost = [smtp.eu.mailgun.org]:587
smtp_sasl_auth_enable = yes
smtp_sasl_password_maps = hash:/etc/postfix/sasl/passwd
smtp_sasl_security_options = noanonymous
smtp_sasl_tls_security_options = noanonymous
smtp_tls_security_level = encrypt
smtpd_tls_cert_file=/tmp/ssl/tls.crt
smtpd_tls_key_file=/tmp/ssl/tls.key
smtpd_use_tls=yes
header_size_limit = 4096000
# Debug mail tls
smtpd_tls_loglevel = 1
#smtpd_tls_ciphers = TLS_AES_128_GCM_SHA256:TLS_AES_256_GCM_SHA384:ECDHE-ECDSA-CHACHA20-POLY1305:ECDHE-RSA-CHACHA20-POLY1305:ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-RSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES256-GCM-SHA384:ECDHE-RSA-AES256-GCM-SHA384:DHE-RSA-AES128-GCM-SHA256:DHE-RSA-AES256-GCM-SHA384:ECDHE-ECDSA-AES128-SHA256:ECDHE-RSA-AES128-SHA256:ECDHE-RSA-AES256-SHA384:ECDHE-ECDSA-AES256-SHA384:DHE-RSA-AES128-SHA256:DHE-RSA-AES256-SHA256:!aNULL:!SEED:!CAMELLIA:!RSA+AES:!SHA1
#tls_medium_cipherlist = ECDHE-ECDSA-CHACHA20-POLY1305:ECDHE-RSA-CHACHA20-POLY1305:ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-RSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES256-GCM-SHA384:ECDHE-RSA-AES256-GCM-SHA384:DHE-RSA-AES128-GCM-SHA256:DHE-RSA-AES256-GCM-SHA384:ECDHE-ECDSA-AES128-SHA256:ECDHE-RSA-AES128-SHA256:ECDHE-RSA-AES256-SHA384:ECDHE-ECDSA-AES256-SHA384:DHE-RSA-AES128-SHA256:DHE-RSA-AES256-SHA256:!aNULL:!SEED:!CAMELLIA:!RSA+AES:!SHA1
# Rate limiting (brute-force protection)
smtpd_client_connection_rate_limit = 10
smtpd_client_message_rate_limit = 30
anvil_rate_time_unit = 60s
EOT
}
variable "postfix_cf_reference_DO_NOT_USE" {
default = <<EOT
# See /usr/share/postfix/main.cf.dist for a commented, more complete version
smtpd_banner = $myhostname ESMTP $mail_name (Debian)
biff = no
append_dot_mydomain = no
readme_directory = no
# Basic configuration
# myhostname =
alias_maps = hash:/etc/aliases
alias_database = hash:/etc/aliases
mydestination = $myhostname, localhost.$mydomain, localhost
mynetworks = 127.0.0.0/8 [::1]/128 [fe80::]/64
mailbox_size_limit = 0
recipient_delimiter = +
inet_interfaces = all
inet_protocols = ipv4
# TLS parameters
smtpd_tls_cert_file=/tmp/ssl/tls.crt
smtpd_tls_key_file=/tmp/ssl/tls.key
#smtpd_tls_CAfile=
#smtp_tls_CAfile=
smtpd_tls_security_level = may
smtpd_use_tls=yes
smtpd_tls_loglevel = 1
smtp_tls_loglevel = 1
tls_ssl_options = NO_COMPRESSION
tls_high_cipherlist = ECDHE-ECDSA-CHACHA20-POLY1305:ECDHE-RSA-CHACHA20-POLY1305:ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-RSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES256-GCM-SHA384:ECDHE-RSA-AES256-GCM-SHA384:DHE-RSA-AES128-GCM-SHA256:DHE-RSA-AES256-GCM-SHA384:ECDHE-ECDSA-AES128-SHA256:ECDHE-RSA-AES128-SHA256:ECDHE-ECDSA-AES128-SHA:ECDHE-RSA-AES256-SHA384:ECDHE-RSA-AES128-SHA:ECDHE-ECDSA-AES256-SHA384:ECDHE-ECDSA-AES256-SHA:ECDHE-RSA-AES256-SHA:DHE-RSA-AES128-SHA256:DHE-RSA-AES128-SHA:DHE-RSA-AES256-SHA256:DHE-RSA-AES256-SHA:ECDHE-ECDSA-DES-CBC3-SHA:ECDHE-RSA-DES-CBC3-SHA:EDH-RSA-DES-CBC3-SHA:AES128-GCM-SHA256:AES256-GCM-SHA384:AES128-SHA256:AES256-SHA256:AES128-SHA:AES256-SHA:DES-CBC3-SHA:!DSS
tls_preempt_cipherlist = yes
smtpd_tls_protocols = !SSLv2,!SSLv3
smtp_tls_protocols = !SSLv2,!SSLv3
smtpd_tls_mandatory_ciphers = high
smtpd_tls_mandatory_protocols = !SSLv2,!SSLv3
smtpd_tls_exclude_ciphers = aNULL, LOW, EXP, MEDIUM, ADH, AECDH, MD5, DSS, ECDSA, CAMELLIA128, 3DES, CAMELLIA256, RSA+AES, eNULL
smtpd_tls_dh1024_param_file = /etc/postfix/dhparams.pem
smtpd_tls_CApath = /etc/ssl/certs
smtp_tls_CApath = /etc/ssl/certs
# Settings to prevent SPAM early
smtpd_helo_required = yes
smtpd_delay_reject = yes
smtpd_helo_restrictions = permit_mynetworks, reject_invalid_helo_hostname, permit
#smtpd_relay_restrictions = permit_mynetworks permit_sasl_authenticated defer_unauth_destination
#smtpd_relay_restrictions = reject_sender_login_mismatch permit_sasl_authenticated permit_mynetworks defer_unauth_destination
smtpd_relay_restrictions = reject_sender_login_mismatch permit_sasl_authenticated permit_mynetworks defer_unauth_destination
smtpd_recipient_restrictions = permit_sasl_authenticated, reject_unauth_destination, reject_unauth_pipelining, reject_invalid_helo_hostname, reject_non_fqdn_helo_hostname, reject_unknown_recipient_domain, reject_rbl_client bl.spamcop.net, permit_mynetworks
smtpd_client_restrictions = permit_mynetworks, permit_sasl_authenticated, reject_unauth_destination, reject_unauth_pipelining
#smtpd_sender_restrictions = reject_sender_login_mismatch, permit_sasl_authenticated, permit_mynetworks, reject_unknown_sender_domain
smtpd_sender_restrictions = reject_sender_login_mismatch, reject_authenticated_sender_login_mismatch, reject_unknown_sender_domain, permit_sasl_authenticated, permit_mynetworks
disable_vrfy_command = yes
# Postscreen settings to drop zombies/open relays/spam early
#postscreen_dnsbl_action = enforce
postscreen_dnsbl_action = ignore
postscreen_dnsbl_sites = zen.spamhaus.org*2
bl.mailspike.net
b.barracudacentral.org*2
bl.spameatingmonkey.net
bl.spamcop.net
dnsbl.sorbs.net
psbl.surriel.com
list.dnswl.org=127.0.[0..255].0*-2
list.dnswl.org=127.0.[0..255].1*-3
list.dnswl.org=127.0.[0..255].[2..3]*-4
postscreen_dnsbl_threshold = 3
postscreen_dnsbl_whitelist_threshold = -1
postscreen_greet_action = enforce
postscreen_bare_newline_action = enforce
# SASL
smtpd_sasl_auth_enable = no
#smtpd_sasl_auth_enable = yes
##smtpd_sasl_path = /var/spool/postfix/private/auth
#smtpd_sasl_path = /var/spool/postfix/private/smtpd
##smtpd_sasl_type = dovecot
#smtpd_sasl_type = dovecot
##smtpd_sasl_security_options = noanonymous
#smtpd_sasl_security_options = noanonymous
##smtpd_sasl_local_domain = $mydomain
##broken_sasl_auth_clients = yes
#broken_sasl_auth_clients = yes
# SMTP configuration
smtp_sasl_auth_enable = yes
smtp_sasl_password_maps = hash:/etc/postfix/sasl/passwd
smtp_sasl_security_options = noanonymous
smtp_sasl_tls_security_options = noanonymous
smtp_tls_security_level = encrypt
header_size_limit = 4096000
relayhost = [smtp.sendgrid.net]:587
# Mail directory
virtual_transport = lmtp:unix:/var/run/dovecot/lmtp
virtual_mailbox_domains = /etc/postfix/vhost
virtual_mailbox_maps = texthash:/etc/postfix/vmailbox
virtual_alias_maps = texthash:/etc/postfix/virtual
# Additional option for filtering
content_filter = smtp-amavis:[127.0.0.1]:10024
# Milters used by DKIM
milter_protocol = 6
milter_default_action = accept
dkim_milter = inet:localhost:8891
dmarc_milter = inet:localhost:8893
smtpd_milters = $dkim_milter,$dmarc_milter
non_smtpd_milters = $dkim_milter
# SPF policy settings
policyd-spf_time_limit = 3600
# Header checks for content inspection on receiving
header_checks = pcre:/etc/postfix/maps/header_checks.pcre
# Remove unwanted headers that reveail our privacy
smtp_header_checks = pcre:/etc/postfix/maps/sender_header_filter.pcre
myhostname = mail.viktorbarzin.me
mydomain = viktorbarzin.me
smtputf8_enable = no
message_size_limit = 20480000
sender_canonical_maps = tcp:localhost:10001
sender_canonical_classes = envelope_sender
recipient_canonical_maps = tcp:localhost:10002
recipient_canonical_classes = envelope_recipient,header_recipient
compatibility_level = 2
# enable_original_recipient = no # b4 uncommenting see https://serverfault.com/questions/661615/how-to-drop-orig-to-using-postfix-virtual-domains
always_add_missing_headers = yes
anvil_status_update_time = 5s
EOT
}