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better config

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Signed-off-by: Jess Frazelle <acidburn@google.com>
This commit is contained in:
Jess Frazelle 2017-01-14 17:32:37 -08:00
parent c5ccb07847
commit 848ba08292
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GPG Key ID: 18F3685C0022BFF3
1 changed files with 30 additions and 6 deletions
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36
postfix/service/postfix/run
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@ -3,14 +3,25 @@ set -e
# Avoid warning: smtputf8_enable is true, but EAI support is not compiled in # Avoid warning: smtputf8_enable is true, but EAI support is not compiled in
echo "smtputf8_enable = no" >> /etc/postfix/main.cf echo "smtputf8_enable = no" >> /etc/postfix/main.cf
echo "inet_interfaces = 127.0.0.1" >> /etc/postfix/main.cf
cat > /etc/postfix/main.cf << EOF
# limit smtp to loopback interface & compute engine doesn't support ipv6
inet_interfaces = loopback-only
inet_protocols = ipv4
EOF
# Do we want to modify the config first with the script? # Do we want to modify the config first with the script?
[ -f /etc/service/postfix/run.config ] && source /etc/service/postfix/run.config [ -f /etc/service/postfix/run.config ] && source /etc/service/postfix/run.config
if [[ ! -z "$MAILNAME" ]]; then if [[ ! -z "$MAILNAME" ]]; then
echo "$MAILNAME" > /etc/mailname echo "$MAILNAME" > /etc/mailname
postconf -e myhostname="$MAILNAME" postconf -e myorigin="$MAILNAME"
cat > /etc/postfix/main.cf <<- EOF
# Force ehlo behavior
smtp_always_send_ehlo = yes
smtp_helo_name = $MAILNAME
EOF
fi fi
if [[ ! -z "$MY_NETWORKS" ]]; then if [[ ! -z "$MY_NETWORKS" ]]; then
@ -31,16 +42,29 @@ fi
if [[ ! -z "$RELAY" ]]; then if [[ ! -z "$RELAY" ]]; then
# setup the relay # setup the relay
echo "relay_host = $RELAY" >> /etc/postfix/main.cf cat > /etc/postfix/main.cf <<- EOF
relay_host = $RELAY
# These lines can be used, if the result is not as expected
debug_peer_list = smtp-relay.gmail.com
debug_peer_level = 2
EOF
fi fi
if [[ ! -z "$TLS" ]]; then if [[ ! -z "$TLS" ]]; then
echo "smtp_use_tls = yes" >> /etc/postfix/main.cf # setup tls
cat > /etc/postfix/main.cf <<- EOF
smtp_use_tls = yes
smtp_tls_CAfile = /etc/ssl/certs/ca-certificates.crt
EOF
fi fi
if [[ ! -z "$SASL_AUTH" ]]; then if [[ ! -z "$SASL_AUTH" ]]; then
# setup tls cat > /etc/postfix/main.cf <<- EOF
echo -e "smtp_sasl_auth_enable = yes\nsmtp_sasl_password_maps = hash:/etc/postfix/sasl_passwd\nsmtp_sasl_security_options = noanonymous" >> /etc/postfix/main.cf smtp_sasl_auth_enable = yes
smtp_sasl_password_maps = hash:/etc/postfix/sasl_passwd
smtp_sasl_security_options = noanonymous
EOF
# generate the SASL password map # generate the SASL password map
echo "$RELAY $SASL_AUTH" > /etc/postfix/sasl_passwd echo "$RELAY $SASL_AUTH" > /etc/postfix/sasl_passwd