Add packages

Config.in

@@ -1,2 +1,8 @@
-source "$BR2_EXTERNAL_UNIPI_PATH/package/unipi_kernel/Config.in"
-source "$BR2_EXTERNAL_UNIPI_PATH/package/unipi_tools/Config.in"
+source "$BR2_EXTERNAL_UNIPI_PATH/package/python-asyncio-mqtt/Config.in"
+source "$BR2_EXTERNAL_UNIPI_PATH/package/python-rich/Config.in"
+source "$BR2_EXTERNAL_UNIPI_PATH/package/unipi-control/Config.in"
+source "$BR2_EXTERNAL_UNIPI_PATH/package/unipi-kernel/Config.in"
+source "$BR2_EXTERNAL_UNIPI_PATH/package/unipi-tools/Config.in"
+source "$BR2_EXTERNAL_UNIPI_PATH/package/zsh-autosuggestions/Config.in"
+source "$BR2_EXTERNAL_UNIPI_PATH/package/zsh-history-substring-search/Config.in"
+source "$BR2_EXTERNAL_UNIPI_PATH/package/zsh-syntax-highlighting/Config.in"

board/common/device_table.txt

@@ -0,0 +1,4 @@
+# <name>                    <type>  <mode>  <uid>   <gid>   <major> <minor> <start> <inc>   <count>
+/bin/telegram-send-message  f       755     0       0       -       -       -       -       -
+/etc/monit/monitrc          f       700     0       0       -       -       -       -       -
+/root/id_ed25519_github     f       600     0       0       -       -       -       -       -

board/common/post-build.sh

@@ -11,6 +11,12 @@ mkdir -p ${TARGET_DIR}/etc/systemd/system/multi-user.target.wants
 # Enable resize root systemd service
 ln -fs ../resize-root.service ${TARGET_DIR}/etc/systemd/system/multi-user.target.wants/resize-root.service
 
+# Enable monit systemd service
+ln -fs ../resize-root.service ${TARGET_DIR}/etc/systemd/system/multi-user.target.wants/monit.service
+
+# Disable owftpd
+ln -fs /dev/null ${TARGET_DIR}/etc/systemd/system/owftpd.service
+
 # Change Loglevel
 grep -qE ' loglevel=3' ${BINARIES_DIR}/rpi-firmware/cmdline.txt || sed -i '$ s/$/ loglevel=3/' ${BINARIES_DIR}/rpi-firmware/cmdline.txt
 

board/common/rootfs_overlay/bin/telegram-send-message

@@ -0,0 +1,26 @@
+#!/bin/sh
+
+[ -f /etc/default/telegram ] && . /etc/default/telegram
+
+if [ -z "$TOKEN" ] ;  then
+    echo "TOKEN is not set, please set it in /etc/default/telegram" >&2
+    exit 1
+fi
+
+if [ -z "$CHAT_ID" ] ;  then
+    echo "CHAT_ID is not set, please set it in /etc/default/telegram" >&2
+    exit 1
+fi
+
+SEND_MESSAGE="https://api.telegram.org/bot$TOKEN/sendMessage"
+
+if [ $# -lt 2 ] ; then
+    echo "Usage: $0 -s <text>"
+    exit 1
+fi
+
+case $1 in
+    -s)
+        curl -s -X POST "$SEND_MESSAGE" -d parse_mode=Markdown -d chat_id="$CHAT_ID" -d text="$2" > /dev/null 2>&1
+    ;;
+esac

board/common/rootfs_overlay/etc/default/telegram

@@ -0,0 +1,5 @@
+# Bot token
+TOKEN=""
+
+# User chat id
+CHAT_ID=""

board/common/rootfs_overlay/etc/monit/conf-available/avahi

@@ -0,0 +1,8 @@
+check process avahi with pidfile /var/run/avahi-daemon/pid
+    group avahi
+
+    start program = "/bin/systemctl start avahi-daemon.service" with timeout 60 seconds
+    stop program = "/bin/systemctl stop avahi-daemon.service"
+
+    if failed host 0.0.0.0 port 5353 type udp then exec "/bin/telegram-send-message -s '*[unipi]* Avahi unavailable'"
+    if 5 restarts within 5 cycles then timeout

board/common/rootfs_overlay/etc/monit/conf-available/mosquitto

@@ -0,0 +1,8 @@
+check program mosquitto.service with path "/bin/systemctl --quiet is-active mosquitto"
+    group unipi
+
+    start program = "/bin/systemctl start mosquitto.service" with timeout 60 seconds
+    stop program = "/bin/systemctl stop mosquitto.service"
+
+    if status != 0 then exec "/bin/telegram-send-message -s '*[unipi]* Mosquitto unavailable!'"
+    if 5 restarts within 5 cycles then timeout

board/common/rootfs_overlay/etc/monit/conf-available/openssh-server

@@ -0,0 +1,9 @@
+check process sshd with pidfile /var/run/sshd.pid
+    group system
+    group sshd
+
+    start program = "/bin/systemctl start ssh" with timeout 60 seconds
+    stop program = "/bin/systemctl start ssh"
+
+    if failed host 0.0.0.0 port 22 with protocol ssh then exec "/bin/telegram-send-message -s '*[unipi]* OpenSSH unavailable'"
+    if 5 restarts with 5 cycles then timeout

board/common/rootfs_overlay/etc/monit/conf-available/owfs

@@ -0,0 +1,26 @@
+check program owhttpd.service with path "/bin/systemctl --quiet is-active owhttpd.service"
+    group unipi
+
+    start program = "/bin/systemctl start owhttpd.service" with timeout 60 seconds
+    stop program = "/bin/systemctl stop owhttpd.service"
+
+    if status != 0 then exec "/bin/telegram-send-message -s '*[unipi]* 1-Wire Webserver unavailable!'"
+    if 5 restarts within 5 cycles then timeout
+
+check program owserver.service with path "/bin/systemctl --quiet is-active owserver.service"
+    group unipi
+
+    start program = "/bin/systemctl start owserver.service" with timeout 60 seconds
+    stop program = "/bin/systemctl stop owserver.service"
+
+    if status != 0 then exec "/bin/telegram-send-message -s '*[unipi]* 1-Wire Backend Server unavailable!'"
+    if 5 restarts within 5 cycles then timeout
+
+check program owfs.service with path "/bin/systemctl --quiet is-active owfs.service"
+    group unipi
+
+    start program = "/bin/systemctl start owfs.service" with timeout 60 seconds
+    stop program = "/bin/systemctl stop owfs.service"
+
+    if status != 0 then exec "/bin/telegram-send-message -s '*[unipi]* 1-Wire Filesystem unavailable!'"
+    if 5 restarts within 5 cycles then timeout

board/common/rootfs_overlay/etc/monit/conf-available/system

@@ -0,0 +1,19 @@
+check system $HOST
+    if loadavg (5min) > 3 then exec "/bin/telegram-send-message -s '*[unipi]* Load 5min greater then 3'"
+    if loadavg (15min) > 3 then exec "/bin/telegram-send-messag -s '*[unipi]* Load 15min greater then 3'"
+    if memory usage > 80% for 4 cycles then exec "/bin/telegram-send-messag -s '*[unipi]* Memory usage greater then 80 %'"
+    if swap usage > 20% for 4 cycles then exec "/bin/telegram-send-message -s '*[unipi]* Swap usage greater then 20 %'"
+
+    # Test the user part of CPU usage
+    if cpu usage (user) > 95% for 2 cycles then exec "/bin/telegram-send-message -s '*[unipi]* CPU (User) greater then 95 %'"
+
+    # Test the system part of CPU usage
+    if cpu usage (system) > 80% for 2 cycles then exec "/bin/telegram-send-message -s '*[unipi]* CPU (System) greater then 80 %'"
+
+    # Test the i/o wait part of CPU usage
+    if cpu usage (wait) > 80% for 2 cycles then exec "/bin/telegram-send-message -s '*[unipi]* CPU (Wait) greater then 80 %'"
+
+    # Test CPU usage including user, system and wait. Note that
+    # multi-core systems can generate 100 % per core
+    # so total CPU usage can be more than 100 %
+    if cpu usage > 200% for 4 cycles then exec "/bin/telegram-send-message -s '*[unipi]* CPU greater then 200 %'"

board/common/rootfs_overlay/etc/monit/conf-available/systemd-timers

@@ -0,0 +1,8 @@
+check program om-telegram-alert.timer with path "/bin/systemctl --quiet is-active om-telegram-alert.timer"
+    group timers
+
+    start program = "/bin/systemctl start om-telegram-alert.timer" with timeout 60 seconds
+    stop program = "/bin/systemctl stop om-telegram-alert.timer"
+
+    if status != 0 then exec "/bin/telegram-send-message -s '*[unipi]* om-telegram-alert.timer unavailable!'"
+    if 5 restarts within 5 cycles then timeout

board/common/rootfs_overlay/etc/monit/conf-available/unipi

@@ -0,0 +1,26 @@
+check program unipitcp.service with path "/bin/systemctl --quiet is-active unipitcp.service"
+    group unipi
+
+    start program = "/bin/systemctl start unipitcp.service" with timeout 60 seconds
+    stop program = "/bin/systemctl stop unipitcp.service"
+
+    if status != 0 then exec "/bin/telegram-send-message -s '*[unipi]* Unipi TCP unavailable!'"
+    if 5 restarts within 5 cycles then timeout
+
+check program unipicheck.service with path "/bin/systemctl --quiet is-active unipicheck.service"
+    group unipi
+
+    start program = "/bin/systemctl start unipicheck.service" with timeout 60 seconds
+    stop program = "/bin/systemctl stop unipicheck.service"
+
+    if status != 0 then exec "/bin/telegram-send-message -s '*[unipi]* Unipi Check unavailable!'"
+    if 5 restarts within 5 cycles then timeout
+
+check program unipi-control.service with path "/bin/systemctl --quiet is-active unipi-control.service"
+    group unipi
+
+    start program = "/bin/systemctl start unipi-control.service" with timeout 60 seconds
+    stop program = "/bin/systemctl stop unipi-control.service"
+
+    if status != 0 then exec "/bin/telegram-send-message -s '*[unipi]* Unipi Control unavailable!'"
+    if 5 restarts within 5 cycles then timeout

board/common/rootfs_overlay/etc/monit/conf-enabled/avahi

@@ -0,0 +1 @@
+../conf-available/avahi

board/common/rootfs_overlay/etc/monit/conf-enabled/mosquitto

@@ -0,0 +1 @@
+../conf-available/mosquitto

board/common/rootfs_overlay/etc/monit/conf-enabled/openssh-server

@@ -0,0 +1 @@
+../conf-available/openssh-server

board/common/rootfs_overlay/etc/monit/conf-enabled/owfs

@@ -0,0 +1 @@
+../conf-available/owfs

board/common/rootfs_overlay/etc/monit/conf-enabled/system

@@ -0,0 +1 @@
+../conf-available/system

board/common/rootfs_overlay/etc/monit/conf-enabled/systemd-timers

@@ -0,0 +1 @@
+../conf-available/systemd-timers

board/common/rootfs_overlay/etc/monit/conf-enabled/unipi

@@ -0,0 +1 @@
+../conf-available/unipi