#!/bin/bash

git_dir="pki/${CERT_SUBDIR}"
branch="100883"
log_file="/var/log/letsencrypt/letsencrypt.log"
#git_url="git.sdsys.ru/sdsys/pki.git"

[[ -z ${GIT_URL} ]] && exit 0

function mail_send {
              echo "${message}"|mail -s "Attention! Certificate status!" \
              -S smtp=${SMTP_SERVER} \
              -S smtp-use-starttls \
              -S smtp-auth=login \
              -S ssl-verify=ignore \
              -S smtp-auth-user=${JENKINS_MAIL_USER} \
              -S smtp-auth-password=$(cat /run/secrets/jenkins-mail-pass) \
              -S nss-config-dir=/etc/pki/nssdb \
              -S from=${JENKINS_MAIL_USER} \
              -a ${log_file} \
              ${RECIPIENT_MAIL_BOX}
}

function git_config {
              cd /${git_dir}
              git config --global user.email "${JENKINS_MAIL_USER}"
              git config --global user.name "Jenkins"
}

function clear_log {
              echo -n > ${log_file}
}

if [ -z "$*" ]; then message="letsencrypt. No domain specified!!!"; mail_send; exit 1;fi

clear_log

if [ -d /${git_dir} ]
then
  git_config && git checkout ${branch} && git pull https://${GIT_USER}:$(cat /run/secrets/provision-pass)@${GIT_URL}
  if [ $? -ne 0 ];then message="letsencrypt. Can't pull https://${GIT_URL}"; mail_send; exit 1;fi
else
  cd / && git clone https://${GIT_USER}:$(cat /run/secrets/provision-pass)@${GIT_URL} && cd /${git_dir} && git checkout ${branch}
  if [ $? -ne 0 ];then message="letsencrypt. Can't clone https://${GIT_URL}"; mail_send; exit 1;fi
fi

domain=$(echo "$*" | sed 's/ / -d /g')
certbot certonly --dry-run --webroot -w /var/www/html --config-dir /${git_dir}/letsencrypt -m admin@sdsys.ru -d ${domain}
if [ $? -ne 0 ];then message="letsencrypt. Can't execute "dry-run" for $(echo $*). Generate cert and key will be skipped!!!"; mail_send; exit 1;fi

clear_log

certbot certonly --webroot -w /var/www/html --config-dir /${git_dir}/letsencrypt -m admin@sdsys.ru -d ${domain}
if [ $? -ne 0 ];then message="letsencrypt. Can't generate cert and key for $(echo $*). See log !!!"; mail_send; exit 1;fi

echo "Generate new key and cert for $(echo $*)" > /tmp/commit.txt
git_config && git add -A && git commit -F /tmp/commit.txt
git push https://${GIT_USER}:$(cat /run/secrets/provision-pass)@${GIT_URL} ${branch}
if [ $? -ne 0 ];then message="letsencrypt. Can't push diff to https://${GIT_URL} !!!"; mail_send; exit 1;fi

message="letsencrypt. Certs for domain $(echo $*) is generated!!!"
mail_send