docker-mailserver/target/bin/addmailuser
Nathan Pierce be35d9bef1
Lock file create and remove improvements (#2183)
* changed the locking function to better support multiple servers running at once and sharing the same config

* helper function testing now runs inside of container

Co-authored-by: Brennan Kinney <5098581+polarathene@users.noreply.github.com>
2021-09-13 20:09:01 +12:00

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#! /bin/bash
# shellcheck disable=SC2094
# shellcheck source=../scripts/helper-functions.sh
. /usr/local/bin/helper-functions.sh
DATABASE=${DATABASE:-/tmp/docker-mailserver/postfix-accounts.cf}
function __usage
{
printf "\e[35mADDMAILUSER\e[31m(\e[93m8\e[31m)
\e[38;5;214mNAME\e[39m
addmailuser - add an email address (i.e. a user)
\e[38;5;214mSYNOPSIS\e[39m
./setup.sh email add <EMAIL ADDRESS> [<PASSWORD>]
\e[38;5;214mOPTIONS\e[39m
\e[94mGeneric Program Information\e[39m
help Print the usage information.
\e[38;5;214mEXAMPLES\e[39m
\e[37m./setup.sh email add test@domain.tld\e[39m
Add the email account test@domain.tld. You will be prompted
to input a password afterwards since no password was supplied.
\e[38;5;214mEXIT STATUS\e[39m
Exit status is 0 if command was successful. If wrong arguments are provided
or arguments contain errors, the script will exit early with exit status 1.
"
}
[[ ${1:-} == 'help' ]] && { __usage ; exit 0 ; }
FULL_EMAIL="${1}"
shift
PASSWD="${*}"
[[ -z ${FULL_EMAIL} ]] && { __usage ; errex 'No username specified' ; }
[[ "${FULL_EMAIL}" =~ .*\@.* ]] || { __usage ; errex 'Username must include the domain' ; }
touch "${DATABASE}"
create_lock # Protect config file with lock to avoid race conditions
if grep -qi "^$(escape "${FULL_EMAIL}")|" "${DATABASE}"
then
echo "User '${FULL_EMAIL}' already exists."
exit 1
fi
if [[ -z ${PASSWD} ]]
then
read -r -s -p "Enter Password: " PASSWD
echo
[[ -z ${PASSWD} ]] && errex "Password must not be empty"
fi
HASH="$(doveadm pw -s SHA512-CRYPT -u "${FULL_EMAIL}" -p "${PASSWD}")"
echo "${FULL_EMAIL}|${HASH}" >> "${DATABASE}"
USER="${FULL_EMAIL%@*}"
DOMAIN="${FULL_EMAIL#*@}"
# Tests fail if the creation of /var/mail/${DOMAIN}/${USER} doesn't happen fast enough after addmailuser executes (check-for-changes.sh race-condition)
if [[ -e "/tmp/docker-mailserver-config-chksum" ]] # Prevent infinite loop in tests like "checking accounts: user3 should have been added to /tmp/docker-mailserver/postfix-accounts.cf even when that file does not exist"
then
while [[ ! -d "/var/mail/${DOMAIN}/${USER}" ]]
do
echo "Waiting for dovecot to create /var/mail/${DOMAIN}/${USER}..."
sleep 1
done
fi