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69 lines
2.8 KiB
69 lines
2.8 KiB
#!/bin/sh
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#
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# adblock send mail script for msmtp
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# written by Dirk Brenken (dev@brenken.org)
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# Please note: you have to install and configure the package 'msmtp' before using this script.
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# This is free software, licensed under the GNU General Public License v3.
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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LC_ALL=C
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PATH="/usr/sbin:/usr/bin:/sbin:/bin"
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mail_ver="1.0.3"
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mail_daemon="$(command -v msmtp)"
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mail_profile="adb_notify"
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#mail_debug="--debug"
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mail_rc=1
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# mail header & mail receiver check
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#
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mail_sender="no-reply@adblock"
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mail_receiver="!!!ChangeMe!!!"
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mail_topic="${HOSTNAME}: adblock notification"
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mail_head="From: ${mail_sender}\nTo: ${mail_receiver}\nSubject: ${mail_topic}\nReply-to: ${mail_sender}\nMime-Version: 1.0\nContent-Type: text/html\nContent-Disposition: inline\n\n"
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if [ "${mail_receiver}" = "!!!ChangeMe!!!" ]
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then
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logger -p "err" -t "adblock-notify-[${mail_ver}]" "please change the 'mail_receiver' in '/etc/adblock/adblock.notify'"
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exit ${mail_rc}
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fi
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# mail daemon check
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#
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if [ ! -x "${mail_daemon}" ]
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then
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mail_daemon="$(command -v sendmail)"
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fi
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# info preparation
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#
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sys_info="$(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 '/^$/d' 2>/dev/null)"
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adb_info="$(/etc/init.d/adblock status 2>/dev/null)"
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if [ -f "/var/log/messages" ]
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then
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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($0,max+1);NR=NR+1}}else print}' /var/log/messages)"
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else
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log_info="$(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($0,max+1);NR=NR+1}}else print}')"
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fi
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# mail body
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#
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mail_text="<html><body><pre style='display:block;font-family:monospace;font-size:1rem;padding:20;background-color:#f3eee5;white-space:pre'>"
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mail_text="${mail_text}\n<strong>++\n++ System Information ++\n++</strong>\n${sys_info}"
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mail_text="${mail_text}\n\n<strong>++\n++ Adblock Information ++\n++</strong>\n${adb_info}"
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mail_text="${mail_text}\n\n<strong>++\n++ Logfile Information ++\n++</strong>\n${log_info}"
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mail_text="${mail_text}</pre></body></html>"
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# send mail
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#
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if [ -x "${mail_daemon}" ]
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then
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printf "%b" "${mail_head}${mail_text}" 2>/dev/null | "${mail_daemon}" ${mail_debug} -a "${mail_profile}" "${mail_receiver}" >/dev/null 2>&1
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mail_rc=${?}
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logger -p "info" -t "adblock-notify-[${mail_ver}]" "mail sent to '${mail_receiver}' with rc '${mail_rc}'"
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else
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logger -p "err" -t "adblock-notify-[${mail_ver}]" "msmtp mail daemon not found"
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fi
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exit ${mail_rc}
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