init

2026-04-27 15:07:54 +02:00
commit 56d73c7c6f
34 changed files with 2295 additions and 0 deletions
@@ -0,0 +1,13 @@
+FROM debian:bookworm-slim
+
+RUN apt-get update \
+    && DEBIAN_FRONTEND=noninteractive apt-get install -y --no-install-recommends \
+        postfix \
+        libsasl2-modules \
+    && rm -rf /var/lib/apt/lists/*
+
+COPY main.cf /etc/postfix/main.cf
+
+EXPOSE 25 587
+
+CMD ["postfix", "start-fg"]
@@ -0,0 +1,29 @@
+# Postfix main configuration
+# https://www.postfix.org/postconf.5.html
+
+# --- Identity ---
+myhostname = mail.secretbee.buzz
+mydomain = secretbee.buzz
+myorigin = $mydomain
+
+# --- Network ---
+inet_interfaces = all
+inet_protocols = ipv4
+
+# --- Local delivery ---
+mydestination = $myhostname, localhost.$mydomain, localhost
+
+# --- Relay ---
+mynetworks = 127.0.0.0/8
+relayhost =
+
+# --- TLS (outbound) ---
+smtp_tls_security_level = may
+smtp_tls_loglevel = 1
+smtp_tls_CAfile = /etc/ssl/certs/ca-certificates.crt
+
+# --- Mailbox ---
+home_mailbox = Maildir/
+
+# --- Limits ---
+message_size_limit = 52428800