- #!/bin/sh
- #
- # adblock send mail script for msmtp
- # written by Dirk Brenken (dev@brenken.org)
- # Please note: you have to install and configure the package 'msmtp' before using this script.
-
- # This is free software, licensed under the GNU General Public License v3.
- # You should have received a copy of the GNU General Public License
- # along with this program. If not, see <http://www.gnu.org/licenses/>.
-
- LC_ALL=C
- PATH="/usr/sbin:/usr/bin:/sbin:/bin"
- mail_ver="1.0.4"
- mail_daemon="$(command -v msmtp)"
- mail_profile="adb_notify"
- #mail_debug="--debug"
- mail_rc=1
-
- # mail header & mail receiver check
- #
- mail_receiver=""
- mail_sender="no-reply@adblock"
- mail_topic="${HOSTNAME}: adblock notification"
- mail_head="From: ${mail_sender}\nTo: ${mail_receiver}\nSubject: ${mail_topic}\nReply-to: ${mail_sender}\nMime-Version: 1.0\nContent-Type: text/html\nContent-Disposition: inline\n\n"
-
- if [ -z "${mail_receiver}" ]
- then
- logger -p "err" -t "adblock-notify-${mail_ver}[${$}]" "please supply/customize the 'mail_receiver' in '/etc/adblock/adblock.notify'"
- exit ${mail_rc}
- fi
-
- # mail daemon check
- #
- if [ ! -x "${mail_daemon}" ]
- then
- mail_daemon="$(command -v sendmail)"
- fi
-
- # info preparation
- #
- sys_info="$(strings /etc/banner 2>/dev/null; ubus call system board | sed -e 's/\"release\": {//' | sed -e 's/^[ \t]*//' | sed -e 's/[{}\",]//g' | sed -e 's/[ ]/ \t/' | sed '/^$/d' 2>/dev/null)"
- adb_info="$(/etc/init.d/adblock status 2>/dev/null)"
- if [ -f "/var/log/messages" ]
- then
- log_info="$(awk '/adblock-/{NR=1;max=79;if(length($0)>max+1)while($0){if(NR==1){print substr($0,1,max),"↵"} else {print " ",substr($0,1,max)}{$0=substr($0,max+1);NR=NR+1}}else print}' /var/log/messages)"
- else
- log_info="$(logread -e "adblock-" | awk '{NR=1;max=79;if(length($0)>max+1)while($0){if(NR==1){print substr($0,1,max),"↵"} else {print " ",substr($0,1,max)}{$0=substr($0,max+1);NR=NR+1}}else print}')"
- fi
-
- # mail body
- #
- mail_text="<html><body><pre style='display:block;font-family:monospace;font-size:1rem;padding:20;background-color:#f3eee5;white-space:pre'>"
- mail_text="${mail_text}\n<strong>++\n++ System Information ++\n++</strong>\n${sys_info}"
- mail_text="${mail_text}\n\n<strong>++\n++ Adblock Information ++\n++</strong>\n${adb_info}"
- mail_text="${mail_text}\n\n<strong>++\n++ Logfile Information ++\n++</strong>\n${log_info}"
- mail_text="${mail_text}</pre></body></html>"
-
- # send mail
- #
- if [ -x "${mail_daemon}" ]
- then
- printf "%b" "${mail_head}${mail_text}" 2>/dev/null | "${mail_daemon}" ${mail_debug} -a "${mail_profile}" "${mail_receiver}" >/dev/null 2>&1
- mail_rc=${?}
- logger -p "info" -t "adblock-notify-${mail_ver}[${$}]" "mail sent to '${mail_receiver}' with rc '${mail_rc}'"
- else
- logger -p "err" -t "adblock-notify-${mail_ver}[${$}]" "msmtp mail daemon not found"
- fi
-
- exit ${mail_rc}
|
