docker-transmission-openvpn/scripts/healthcheck.sh
Patrick Kishino 48299204d1
Update main to dev (#2689)
* Add Transmissionic Web UI & New Documentation (#2589)

* Added step to build a .deb file to install and reduce image size (#2590)

* Added step to build a .deb file to install and reduce image size

* Fixed deb install incorrectly done

* Check for update-port script existing instead of being executable (#2593)

#2459

* Fixed TWC paths (#2600)

* add docker build caching to workflow (#2609)

* Privoxy eth0 fixes, healthcheck comparison tweak and start.sh update (#2610)

* by checking for existence of default 127 address,healthcheck will never effectively run, as the non-default eth0 ip will never be matched

* the comparison was not trimming off the port, thus healthcheck was always going to fail or denote a change when there may have been none

* simplified the comparison (thanks @edgd1er )

* Strip double quotes from umask check (#2601)

* Fix problem with enabled UFW with Random Ports (#2603)

Fixing #2255

* move vpn config download to /config (#2592)

* move vpn config download to /config

* fix git safe dir permissions

* cleanup vpn config clone

* re-add zip dl, set git to default

* use alpine:latest for TransmissionUIs build stage (#2573)

* Update fetch-external-configs.sh

removed duplicate bracket

* Update to transmission 4.0.4

* Update configure-openvpn.sh

---------

Co-authored-by: Anastasiya Polina Soyka <apsoyka@protonmail.com>
Co-authored-by: Geoff <geoff@gapple.ca>
Co-authored-by: ksurl <ksurl@users.noreply.github.com>
Co-authored-by: HeavyGee <133152184+heavygee@users.noreply.github.com>
Co-authored-by: WitchRecipe <77073792+WitchRecipe@users.noreply.github.com>
Co-authored-by: Florian Kretschmer <19738301+Entepotenz@users.noreply.github.com>
2023-08-30 10:55:13 +09:00

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#!/bin/bash
source /etc/openvpn/utils.sh
# Handle SIGTERM
sigterm() {
echo "Received SIGTERM, exiting..."
trap - SIGTERM
kill -- -$$
}
trap sigterm SIGTERM
#Network check
# Ping uses both exit codes 1 and 2. Exit code 2 cannot be used for docker health checks,
# therefore we use this script to catch error code 2
HOST=${HEALTH_CHECK_HOST}
if [[ -z "$HOST" ]]
then
echo "Host not set! Set env 'HEALTH_CHECK_HOST'. For now, using default google.com"
HOST="google.com"
fi
# Check DNS resolution works
nslookup $HOST > /dev/null
STATUS=$?
if [[ ${STATUS} -ne 0 ]]
then
echo "DNS resolution failed"
exit 1
fi
ping -c 2 -w 10 $HOST # Get at least 2 responses and timeout after 10 seconds
STATUS=$?
if [[ ${STATUS} -ne 0 ]]
then
echo "Network is down"
exit 1
fi
echo "Network is up"
#Service check
#Expected output is 2 for both checks, 1 for process and 1 for grep
OPENVPN=$(pgrep openvpn | wc -l )
TRANSMISSION=$(pgrep transmission | wc -l)
PROXY=$(pgrep privoxy | wc -l)
if [[ ${OPENVPN} -ne 1 ]]; then
echo "Openvpn process not running"
exit 1
fi
if [[ ${TRANSMISSION} -ne 1 ]]; then
echo "transmission-daemon process not running"
exit 1
fi
if [[ ${WEBPROXY_ENABLED} =~ [yY][eE]?[Ss]?|[tT][Rr][Uu][eE] ]]; then
if [[ ${PROXY} -eq 0 ]]; then
echo "Privoxy warning: process was stopped, restarting."
fi
proxy_ip=$(grep -oP "(?<=^listen-address )[0-9\.]+" /etc/privoxy/config)
cont_ip=$(ip -j a show dev eth0 | jq -r .[].addr_info[].local)
if [[ ${proxy_ip} != ${cont_ip} ]]; then
echo "Privoxy error: container ip (${cont_ip} has changed: privoxy listening to ${proxy_ip}, restarting privoxy."
pkill privoxy || true
/opt/privoxy/start.sh
fi
fi
echo "Openvpn and transmission-daemon processes are running"
exit 0