37 lines
941 B
Bash
Executable File
37 lines
941 B
Bash
Executable File
#! /bin/bash
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# shellcheck disable=SC2094
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# shellcheck source=../scripts/helper-functions.sh
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. /usr/local/bin/helper-functions.sh
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DATABASE=${DATABASE:-/tmp/docker-mailserver/postfix-accounts.cf}
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USER="${1}"
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shift
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PASSWD="${*}"
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function usage { echo "Usage: addmailuser <user@domain> [<password>]" ; }
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[[ -z ${USER} ]] && { usage ; errex "no username specified" ; }
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[[ "${USER}" =~ .*\@.* ]] || { usage ; errex "username must include the domain" ; }
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# Protect config file with lock to avoid race conditions
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touch "${DATABASE}"
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(
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flock -e 200
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grep -qi "^$(escape "${USER}")|" "${DATABASE}" 2>/dev/null &&
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errex "User \"${USER}\" already exists"
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if [[ -z ${PASSWD} ]]
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then
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read -r -s -p "Enter Password: " PASSWD
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echo
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[[ -z ${PASSWD} ]] && errex "Password must not be empty"
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fi
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HASH="$(doveadm pw -s SHA512-CRYPT -u "${USER}" -p "${PASSWD}")"
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echo "${USER}|${HASH}" >> "${DATABASE}"
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) 200< "${DATABASE}"
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