Code style and shellcheck

This commit is contained in:
T 2024-06-07 22:17:06 +02:00
parent bb8be95468
commit 5724fcad2a
8 changed files with 264 additions and 283 deletions

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@ -18,7 +18,7 @@ Falls `/etc/foodoord.conf` nicht vorhanden ist:
### Dateiliste ### Dateiliste
Der Deamon besteht aus folgenden Dateien. Der Daemon besteht aus folgenden Dateien.
* foodoor * foodoor
* foodoord * foodoord
@ -44,7 +44,7 @@ Das IdentityFile ist der Deploy-SSH-Key, der im [Repo](https://git.chaospott.de/
### Schlüsselupdate ### Schlüsselupdate
`foodoor-update-keydb` `foodoor-update-keydb`
Aktualisiert die die Schlüssel auf der Tür und baut die *Authorized_Keys* für die User *open* und *close*. Keys die nicht dem OpenSSH-Format mit 4096 bit entsprechen, werden ignoriert. Wenn das Script von Hand aufgerufen wird, werden die betroffenen Keys angezeigt. Über einen Cronjob werden die Keys alle **5 Min aktualisiert**. Aktualisiert die Schlüssel auf der Tür und baut die *Authorized_Keys* für die User *open* und *close*. Keys die nicht dem OpenSSH-Format mit 4096 bit entsprechen, werden ignoriert. Wenn das Script von Hand aufgerufen wird, werden die betroffenen Keys angezeigt. Über einen Cronjob werden die Keys alle **5 Min aktualisiert**.
### Schlüsselformate ### Schlüsselformate
@ -59,27 +59,27 @@ Der foodoord akzeptiert nur Pub-Keys im *OpenSSH2-Format*. Keys lassen sich unte
* `ssh-kegen -l -f $Pfad_zum_Key` gibt den Fingerprint und andere Informationen zurück. * `ssh-kegen -l -f $Pfad_zum_Key` gibt den Fingerprint und andere Informationen zurück.
####Keys konvertieren(PuTTy>OpenSSH):#### #### Keys konvertieren (PuTTy > OpenSSH):
* `ssh-keygen -i $Pfad_zum_Key > $Pfad_neuer_Pfad.pub<` liest ssh2-kompatible Keys (RFC 4716) ein und speichert diese im OpenSSH-Format. * `ssh-keygen -i $Pfad_zum_Key > $Pfad_neuer_Pfad.pub<` liest ssh2-kompatible Keys (RFC 4716) ein und speichert diese im OpenSSH-Format.
###PuTTy### ### PuTTy
Da die Tür nur Keys im OpenSSH-Format verträgt, dürfen auch mit Putty nur OpenSSH-Keys genutzt werden. Da die Tür nur Keys im OpenSSH-Format verträgt, dürfen auch mit Putty nur OpenSSH-Keys genutzt werden.
###Keys generieren (OpenSSH-Format mit PuttyGen):### #### Keys generieren (OpenSSH-Format mit PuttyGen):
1. PuTTYgen öffnen 1. PuTTYgen öffnen
2. Unten "Number of Bits in a generated Key:" 4096 eintippen 2. Unten "Number of Bits in a generated Key:" 4096 eintippen
3. "Generate" klicken um Key zu generieren 3. "Generate" klicken um Key zu generieren
4. Nach dem generieren oben im Menu "Conversions" > "Export OpenSSH-Key" 4. Nach dem Generieren oben im Menu "Conversions" > "Export OpenSSH-Key"
5. Speichern 5. Speichern
Es ist zu beachten, dass Putty den PrivateKey im Putty-Format benötigt! Das heißt, falls der generierte Key vor dem Export nicht gespeichert wurde, muss der private Key noch konvertiert werden, siehe nächster Punkt! Es ist zu beachten, dass Putty den PrivateKey im Putty-Format benötigt! Das heißt, falls der generierte Key vor dem Export nicht gespeichert wurde, muss der private Key noch konvertiert werden, siehe nächster Punkt!
###Keys konvertieren(OpenSSH>PuTTy):### #### Keys konvertieren (OpenSSH > PuTTy):
1. PuTTYgen öffnen 1. PuTTYgen öffnen
2. "Load" drücken 2. "Load" drücken
@ -88,7 +88,6 @@ Es ist zu beachten, dass Putty den PrivateKey im Putty-Format benötigt! Das hei
5. Speichern 5. Speichern
## Hardware ## Hardware
### Input: ### Input:
@ -97,7 +96,6 @@ Es ist zu beachten, dass Putty den PrivateKey im Putty-Format benötigt! Das hei
* Klingel * Klingel
* Statustaster * Statustaster
### Output: ### Output:
* Status LEDs * Status LEDs

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@ -1,3 +1,3 @@
#!/bin/bash #!/bin/bash
VERSION=3.0.4 VERSION=3.1.0
dpkg-deb --root-owner-group -b debian foodoord_${VERSION}_all.deb dpkg-deb --root-owner-group -b debian "foodoord_${VERSION}_all.deb"

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@ -1,4 +1,5 @@
#!/bin/bash #!/bin/bash
echo "Creating group and users.." echo "Creating group and users.."
groupadd foodoor groupadd foodoor
useradd -M -d /var/lib/foodoor/close -G foodoor -s /bin/sh close useradd -M -d /var/lib/foodoor/close -G foodoor -s /bin/sh close
@ -20,8 +21,8 @@ chown root:foodoor /state
chmod 664 /state chmod 664 /state
echo "##################" echo "##################"
while [ "$prompt" != "oben" -a "$prompt" != "unten" ]; do while [ "$prompt" != "oben" ] && [ "$prompt" != "unten" ]; do
read -p "Sind wir oben oder unten? (oben, unten): " prompt read -r -p "Sind wir oben oder unten? (oben, unten): " prompt
done done
echo "##################" echo "##################"
@ -30,6 +31,6 @@ pip install pifacecommon pifacedigitalio
echo "Enabling and starting systemd-Services" echo "Enabling and starting systemd-Services"
systemctl daemon-reload systemctl daemon-reload
systemctl enable foodoord@$prompt systemctl enable "foodoord@$prompt"
systemctl restart foodoord@$prompt systemctl restart "foodoord@$prompt"
systemctl status foodoord@$prompt systemctl status "foodoord@$prompt"

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@ -9,7 +9,5 @@ ExecStart=/usr/sbin/foodoord_%i
Restart=on-failure Restart=on-failure
RestartSec=5s RestartSec=5s
[Install] [Install]
WantedBy=multi-user.target WantedBy=multi-user.target

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@ -1,37 +1,34 @@
#!/bin/sh #!/bin/sh
set -e set -e
PIPE_PATH=/var/run/foodoord.pipe PIPE_PATH=/var/run/foodoord.pipe
if [ ! -e $PIPE_PATH ] if [ ! -e $PIPE_PATH ]; then
then
echo "Pipe missing. Check daemon status." echo "Pipe missing. Check daemon status."
exit 1 exit 1
fi fi
action="$1" action=$1
isTriggerActivated="0" isTriggerActivated=0
if [ -z "$action" ] if [ -z "$action" ]; then
then action=$SSH_ORIGINAL_COMMAND
action="$SSH_ORIGINAL_COMMAND" isTriggerActivated=1
isTriggerActivated="1"
fi fi
case $action in case $action in
close | open) close | open)
echo $action | tee $PIPE_PATH |sed 's/open/UNLOCKED/;s/close/LOCKED/' > /state echo "$action" | tee "$PIPE_PATH" | sed 's/open/UNLOCKED/;s/close/LOCKED/' > /state
;;
status)
;; ;;
status) ;;
*) *)
echo "Usage: $(basename $0) { close, open, status }" echo "Usage: $(basename "$0") { close, open, status }"
exit 1 exit 1
;; ;;
esac esac
if [ $isTriggerActivated -eq 1 ] if [ $isTriggerActivated -eq 1 ]; then
then
cat /state cat /state
sleep 2 sleep 2
fi fi

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@ -4,60 +4,51 @@ set -e
export PATH="/usr/bin:/bin:/usr/sbin:/sbin" export PATH="/usr/bin:/bin:/usr/sbin:/sbin"
dest=/var/run/foodoor-keys dest=/var/run/foodoor-keys
temp_outfile="$dest.tmp" temp_outfile=$dest.tmp
if [ ! -e "$dest/.git/config" ]; then
if [ ! -e "${dest}/.git/config" ]
then
#echo "Repo does not exist, trying to clone..." #echo "Repo does not exist, trying to clone..."
( cd /var/run && git clone --quiet --single-branch --depth=1 ssh://git.chaospott.de/Keyverwaltung/foodoor-keys.git "${dest}" ) git -C "$dest" clone --quiet --single-branch --depth=1 ssh://git.chaospott.de/Keyverwaltung/foodoor-keys.git "$dest"
else else
#echo "Repo exists, updating..." #echo "Repo exists, updating..."
( cd "${dest}" && git fetch --quiet && git merge --quiet origin/master master ) git -C "$dest" fetch --quiet && git -C "$dest" merge --quiet origin/master master
fi fi
rm -f ${temp_outfile} rm -f "$temp_outfile"
find "${dest}/keys" -name '*.pub' | sort | \ find "$dest/keys" -type f -name '*.pub' | sort |
while read keyfile while read -r keyfile; do
do if ssh-keygen -l -f "$keyfile" &> /dev/null; then
ssh-keygen -l -f ${keyfile} &> /dev/null keyinfo=$(ssh-keygen -l -f "$keyfile") # The whole key information
if [ $? -eq 0 ]; then crypto=$(echo "$keyinfo" | sed 's/.*(\(.*\))/\1/') # Looks like "RSA" or "ED25519"
valid=false key_length=$(echo "$keyinfo" | cut -d" " -f1)
keyinfo=$(ssh-keygen -l -f ${keyfile}) # The whole key information
crypto=$(echo "${keyinfo}" | sed 's/.*(\(.*\))/\1/') # Looks like "RSA" or "ED25519"
key_length=$(echo "${keyinfo}" | cut -d" " -f1)
if [ "${crypto}" == "RSA" ]; then if [ "$crypto" == "RSA" ]; then
if [ "$key_length" -lt 4096 ]; then
if [ ${key_length} -lt 4096 ]; then echo "Key size of key $keyfile less than 4096. Not adding it to key database." >&2
echo "Key size of key ${keyfile} not equal to 4096. Not adding it to key database." >&2
continue continue
fi
# valid
elif [ "$crypto" == "ED25519" ]; then
: # valid
else else
valid=true continue
fi fi
elif [ "${crypto}" == "ED25519" ]; then echo "command=\"/usr/sbin/foodoor \$action \",no-port-forwarding,no-X11-forwarding,no-agent-forwarding $(sed 's/\r//g' "$keyfile") $keyfile" >> $temp_outfile
valid=true
fi
if [ "$valid" = true ]; then
echo "command=\"/usr/sbin/foodoor \$action \",no-port-forwarding,no-X11-forwarding,no-agent-forwarding $(cat ${keyfile} | sed 's/\r//g') ${keyfile}" >> ${temp_outfile}
fi
fi fi
done done
for appendix in open close door for appendix in open close door; do
do action=$appendix
action="$appendix"
if [ "$appendix" = "door" ]; then if [ "$appendix" = "door" ]; then
action="" action=""
fi fi
export action export action
outfile="${dest}/authorized_keys.${appendix}" outfile=$dest/authorized_keys.$appendix
cat ${temp_outfile} |envsubst > ${outfile} envsubst < "$temp_outfile" > "$outfile"
# Oben und unten # Oben und unten
install -d -o ${appendix} -g nogroup -m 0700 /var/lib/foodoor/${appendix}/.ssh install -d -o "$appendix" -g nogroup -m 0700 "/var/lib/foodoor/$appendix/.ssh"
install -b -S .last -o ${appendix} -g nogroup -m 0600 ${outfile} /var/lib/foodoor/${appendix}/.ssh/authorized_keys install -b -S .last -o "$appendix" -g nogroup -m 0600 "$outfile" "/var/lib/foodoor/$appendix/.ssh/authorized_keys"
done done

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@ -1,23 +1,17 @@
#!/usr/bin/env python3 #!/usr/bin/env python3
# vim: ts=2 sw=2 et # vim: ts=2 sw=2 et
import os
import stat
import time
import pifacedigitalio
import signal
import sys
import grp import grp
import json
import os
import signal
import stat
import subprocess
import sys
import time
from configparser import ConfigParser from configparser import ConfigParser
#Read config import pifacedigitalio
parser = ConfigParser()
parser.read('/etc/foodoord.conf')
doorapi = parser.get('doorstatus', 'status_url')
consumerkey = parser.get('doorstatus', 'key')
consumersecret = parser.get('doorstatus', 'secret')
# Definitions for output # Definitions for output
LED_RED = 6 LED_RED = 6
@ -27,76 +21,80 @@ RELAYS_UNLOCK=1
# Definitions for input # Definitions for input
DOOR_BELL = 0 DOOR_BELL = 0
REED_RELAYS=1 #not implementet yet REED_RELAYS = 1 # not implemented yet
# Definitions for LED color # Definitions for LED color
RED = 1 RED = 1
GREEN = 2 GREEN = 2
ORANGE = 3 ORANGE = 3
# Read config
parser = ConfigParser()
parser.read('/etc/foodoord.conf')
DOORAPI = parser.get('doorstatus', 'status_url')
CONSUMERKEY = parser.get('doorstatus', 'key')
CONSUMERSECRET = parser.get('doorstatus', 'secret')
def update_api(locked): def update_api(locked):
try: try:
os.system("/usr/bin/curl -XPOST --header 'Content-Type: application/json' --data '{ \"consumer_key\": \"" + consumerkey + "\", \"consumer_secret\": \"" + consumersecret + "\", \"aerie\": " + str(locked).lower() + " }' '" + doorapi + "' ") subprocess.check_call([
"/usr/bin/curl", "-XPOST",
"--header", "Content-Type: application/json",
"--data",
json.dumps({"consumer_key": CONSUMERKEY, "consumer_secret": CONSUMERSECRET, "aerie": locked})
])
except: except:
pass pass
if __name__ == "__main__": def set_led(color):
if color == RED:
def doorbell(event): pifacedigital.leds[LED_RED].turn_on()
if (STATUS): pifacedigital.leds[LED_GREEN].turn_off()
pifacedigital.relays[RELAYS_UNLOCK].toggle() elif color == GREEN:
time.sleep(2) pifacedigital.leds[LED_GREEN].turn_on()
pifacedigital.relays[RELAYS_UNLOCK].toggle() pifacedigital.leds[LED_RED].turn_off()
#print 'got doorbell' elif color == ORANGE:
pifacedigital.leds[LED_RED].turn_on()
def close_button(event): pifacedigital.leds[LED_GREEN].turn_on()
global STATUS
STATUS = False
try:
update_api(True)
except:
pass
set_led(RED)
listener = pifacedigitalio.InputEventListener() class Foodoord:
listener.register(0, pifacedigitalio.IODIR_RISING_EDGE, doorbell, settle_time=10) def __init__(self):
listener.register(1, pifacedigitalio.IODIR_RISING_EDGE, close_button, settle_time=5) self.status_open = False
listener.activate()
def signal_handler(signal, frame): self.listener = pifacedigitalio.InputEventListener()
listener.deactivate() self.listener.register(0, pifacedigitalio.IODIR_RISING_EDGE, self.doorbell, settle_time=10)
self.listener.register(1, pifacedigitalio.IODIR_RISING_EDGE, self.close_button, settle_time=5)
def signal_handler(self, _signal, _frame):
self.listener.deactivate()
os.remove("/var/run/foodoord.pipe") os.remove("/var/run/foodoord.pipe")
try:
update_api(True) update_api(True)
except:
pass
set_led(RED) set_led(RED)
sys.exit(0) sys.exit(0)
def set_led(color): def doorbell(self, event):
if (color==RED): if self.status_open:
pifacedigital.leds[LED_RED].turn_on() pifacedigital.relays[RELAYS_UNLOCK].toggle()
pifacedigital.leds[LED_GREEN].turn_off() time.sleep(2)
pifacedigital.relays[RELAYS_UNLOCK].toggle()
elif (color==GREEN): def close_button(self, _event):
pifacedigital.leds[LED_GREEN].turn_on() self.status_open = False
pifacedigital.leds[LED_RED].turn_off() update_api(True)
set_led(RED)
elif (color==ORANGE): def main(self):
pifacedigital.leds[LED_RED].turn_on() self.listener.activate()
pifacedigital.leds[LED_GREEN].turn_on()
pifacedigital = pifacedigitalio.PiFaceDigital() pifacedigital = pifacedigitalio.PiFaceDigital()
signal.signal(signal.SIGTERM, signal_handler) signal.signal(signal.SIGTERM, self.signal_handler)
# Start settings # Start settings
STATUS = False
pifacedigital.leds[LED_RED].turn_on() pifacedigital.leds[LED_RED].turn_on()
# Setting up FiFo to get sshd-output # Setting up FiFo to get sshd-output
@ -107,37 +105,32 @@ if __name__ == "__main__":
except OSError: except OSError:
pass pass
with open("/var/run/foodoord.pipe", "r") as ssh_input: ssh_input = open("/var/run/foodoord.pipe", "r")
while 1: while True:
# Read sshd-output from pipe # Read sshd-output from pipe
Pipe = ssh_input.readline()[:-1] pipe_cmd = ssh_input.readline().strip()
if (Pipe == "close" and STATUS): if pipe_cmd == "close" and self.status_open:
pifacedigital.relays[RELAYS_LOCK].toggle() pifacedigital.relays[RELAYS_LOCK].toggle()
time.sleep(1) time.sleep(1)
pifacedigital.relays[RELAYS_LOCK].toggle() pifacedigital.relays[RELAYS_LOCK].toggle()
STATUS = False
try: self.status_open = False
update_api(True) update_api(True)
except:
pass
set_led(RED) set_led(RED)
elif (Pipe == "open"): elif pipe_cmd == "open":
pifacedigital.relays[RELAYS_UNLOCK].toggle() pifacedigital.relays[RELAYS_UNLOCK].toggle()
time.sleep(2) time.sleep(2)
pifacedigital.relays[RELAYS_UNLOCK].toggle() pifacedigital.relays[RELAYS_UNLOCK].toggle()
if (STATUS==False): if not self.status_open:
try:
update_api(False) update_api(False)
except: self.status_open = True
pass
STATUS = True
set_led(GREEN) set_led(GREEN)
time.sleep(0.1) time.sleep(0.1)
if __name__ == "__main__":
Foodoord().main()

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@ -1,22 +1,15 @@
#! /usr/bin/python3 #!/usr/bin/env python3
# vim: ts=2 sw=2 et # vim: ts=2 sw=2 et
import grp
import json
import os import os
import stat import stat
import subprocess
import time import time
import signal
import sys
import RPi.GPIO as gpio
import grp
from configparser import ConfigParser from configparser import ConfigParser
#Read config import RPi.GPIO as gpio
parser = ConfigParser()
parser.read('/etc/foodoord.conf')
doorapi = parser.get('doorstatus', 'status_url')
consumerkey = parser.get('doorstatus', 'key')
consumersecret = parser.get('doorstatus', 'secret')
# Definitions for output # Definitions for output
LED_RED = 6 LED_RED = 6
@ -27,37 +20,49 @@ PIN_OPEN=24
PIN_CLOSE = 27 PIN_CLOSE = 27
# Definitions for input # Definitions for input
DOOR_BELL = 0 DOOR_BELL = 0
REED_RELAYS=1 #not implementet yet REED_RELAYS = 1 # not implemented yet
# Definitions for LED color # Definitions for LED color
RED = 1 RED = 1
GREEN = 2 GREEN = 2
ORANGE = 3 ORANGE = 3
# Read config
parser = ConfigParser()
parser.read('/etc/foodoord.conf')
DOORAPI = parser.get('doorstatus', 'status_url')
CONSUMERKEY = parser.get('doorstatus', 'key')
CONSUMERSECRET = parser.get('doorstatus', 'secret')
def write_state(state): def write_state(state):
try: try:
handle = open("/tmp/door_state", "w") with open("/tmp/door_state", "w") as handle:
handle.write(state) handle.write(state)
handle.close()
except: except:
pass pass
def update_api(locked): def update_api(locked):
try: try:
os.system("/usr/bin/curl -XPOST --header 'Content-Type: application/json' --data '{ \"consumer_key\": \"" + consumerkey + "\", \"consumer_secret\": \"" + consumersecret + "\", \"cellar\": " + str(locked).lower() + " }' '" + doorapi + "' ") subprocess.check_call([
"/usr/bin/curl", "-XPOST",
"--header", "Content-Type: application/json",
"--data",
json.dumps({"consumer_key": CONSUMERKEY, "consumer_secret": CONSUMERSECRET, "cellar": locked}),
DOORAPI
])
except: except:
pass pass
if __name__ == "__main__":
def main():
# Start settings # Start settings
STATUS=False
gpio.setmode(gpio.BCM) gpio.setmode(gpio.BCM)
gpio.setup(PIN_OPEN, gpio.OUT) gpio.setup(PIN_OPEN, gpio.OUT)
gpio.setup(PIN_CLOSE, gpio.OUT) gpio.setup(PIN_CLOSE, gpio.OUT)
# Setting up FiFo to get sshd-output # Setting up FiFo to get sshd-output
try: try:
os.mkfifo("/var/run/foodoord.pipe") os.mkfifo("/var/run/foodoord.pipe")
@ -66,12 +71,12 @@ if __name__ == "__main__":
except OSError: except OSError:
pass pass
with open("/var/run/foodoord.pipe", "r") as ssh_input: ssh_input = open("/var/run/foodoord.pipe", "r")
while 1: while True:
#Read sshd-output from pipe # Read sshd output from pipe
Pipe = ssh_input.readline()[:-1] pipe_cmd = ssh_input.readline().strip()
if (Pipe == "close"): if pipe_cmd == "close":
gpio.output(PIN_CLOSE, 1) gpio.output(PIN_CLOSE, 1)
time.sleep(1) time.sleep(1)
gpio.output(PIN_CLOSE, 0) gpio.output(PIN_CLOSE, 0)
@ -79,19 +84,17 @@ if __name__ == "__main__":
write_state("closed") write_state("closed")
update_api(True) update_api(True)
elif pipe_cmd == "open":
elif (Pipe == "open"):
# Locking # Locking
gpio.output(PIN_OPEN, 1) gpio.output(PIN_OPEN, 1)
time.sleep(1) time.sleep(1)
gpio.output(PIN_OPEN, 0) gpio.output(PIN_OPEN, 0)
#Save State write_state("open") # Save State
write_state("open") update_api(False) # Status Update
#Status Update
update_api(False)
time.sleep(0.2) time.sleep(0.2)
if __name__ == "__main__":
main()