58 lines
2.2 KiB
Bash
58 lines
2.2 KiB
Bash
#!/bin/bash
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[ "${DEBUG}" == "yes" ] && set -x
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function add_config_value() {
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local key=${1}
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local value=${2}
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local config_file=${3:-/etc/postfix/main.cf}
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[ "${key}" == "" ] && echo "ERROR: No key set !!" && exit 1
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[ "${value}" == "" ] && echo "ERROR: No value set !!" && exit 1
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echo "Setting configuration option ${key} with value: ${value}"
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sed -i -e "/^#\?\(\s*${key}\s*=\s*\).*/{s//\1${value}/;:a;n;:ba;q}" \
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-e "\$a${key}=${value}" \
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${config_file}
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}
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[ -z "${SMTP_SERVER}" ] && echo "SMTP_SERVER is not set" && exit 1
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[ -z "${SMTP_USERNAME}" ] && echo "SMTP_USERNAME is not set" && exit 1
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[ -z "${SMTP_PASSWORD}" ] && echo "SMTP_PASSWORD is not set" && exit 1
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[ -z "${SERVER_HOSTNAME}" ] && echo "SERVER_HOSTNAME is not set" && exit 1
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SMTP_PORT="${SMTP_PORT-587}"
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#Get the domain from the server host name
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DOMAIN=`echo ${SERVER_HOSTNAME} |awk -F. '{$1="";OFS="." ; print $0}' | sed 's/^.//'`
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# Set needed config options
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add_config_value "myhostname" ${SERVER_HOSTNAME}
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add_config_value "mydomain" ${DOMAIN}
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add_config_value "mydestination" '$myhostname'
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add_config_value "myorigin" '$mydomain'
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add_config_value "relayhost" "[${SMTP_SERVER}]:${SMTP_PORT}"
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add_config_value "smtp_use_tls" "yes"
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add_config_value "smtp_sasl_auth_enable" "yes"
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add_config_value "smtp_sasl_password_maps" "hash:\/etc\/postfix\/sasl_passwd"
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add_config_value "smtp_sasl_security_options" "noanonymous"
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# Create sasl_passwd file with auth credentials
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if [ ! -f /etc/postfix/sasl_passwd ]; then
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grep -q "${SMTP_SERVER}" /etc/postfix/sasl_passwd > /dev/null 2>&1
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if [ $? -gt 0 ]; then
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echo "Adding SASL authentication configuration"
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echo "[${SMTP_SERVER}]:${SMTP_PORT} ${SMTP_USERNAME}:${SMTP_PASSWORD}" >> /etc/postfix/sasl_passwd
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postmap /etc/postfix/sasl_passwd
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fi
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fi
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#Set header tag
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if [ ! -z "${SMTP_HEADER_TAG}" ]; then
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postconf -e "header_checks = regexp:/etc/postfix/header_tag"
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echo -e "/^MIME-Version:/i PREPEND RelayTag: $SMTP_HEADER_TAG\n/^Content-Transfer-Encoding:/i PREPEND RelayTag: $SMTP_HEADER_TAG" > /etc/postfix/header_tag
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echo "Setting configuration option SMTP_HEADER_TAG with value: ${SMTP_HEADER_TAG}"
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fi
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#Start services
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supervisord
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