Jetson auto connect

ppp_install_jetson.sh

@@ -3,16 +3,19 @@
 # Created on July 12, 2019 by Saeed Johar (saeedjohar)
 # Revised on November 19, 2020 by Yasin Kaya (selengalp) 
 
+source src/functions.sh
+
 SIXFAB_PATH="/opt/sixfab"
 PPP_PATH="/opt/sixfab/ppp_connection_manager"
 
-REPO_PATH="https://raw.githubusercontent.com/sixfab/Sixfab_PPP_Installer"
+# NEEDS TO BE CHANGED TO SIXFAB IF PULLED
+REPO_PATH="https://raw.githubusercontent.com/bzt/Sixfab_PPP_Installer"
 BRANCH=master
 SOURCE_PATH="$REPO_PATH/$BRANCH/src"
 SCRIPT_PATH="$REPO_PATH/$BRANCH/src/reconnect_scripts"
-RECONNECT_SCRIPT_NAME="ppp_reconnect.sh"
-MANAGER_SCRIPT_NAME="ppp_connection_manager.sh"
-SERVICE_NAME="ppp_connection_manager.service"
+MANAGER_SCRIPT_NAME="jetson_ppp_connection_manager.sh"
+SERVICE_NAME="jetson_ppp_connection_manager.service"
+UDEV_RULE_NAME="20-usb-bus.rules"
 
 YELLOW='\033[1;33m'
 RED='\033[0;31m'
@@ -137,5 +140,58 @@ if ! (grep -q 'sudo route' /etc/ppp/ip-up ); then
  echo "sudo route add default ppp0" >> /etc/ppp/ip-up 
 fi
 
+while [ 1 ]
+do
+ colored_echo "Do you want to activate auto connect service at boot up? [Y/n]"
+ read auto_reconnect
+
+ colored_echo "You chose $auto_connect" ${GREEN} 
+
+ case $auto_reconnect in
+ [Yy]* ) colored_echo "Copying setup file..."
+
+ wget --no-check-certificate $SOURCE_PATH/$SERVICE_NAME -O $SERVICE_NAME
+ if [[ $? -ne 0 ]]; then colored_echo "Download failed" ${RED}; exit 1; fi
+
+ wget --no-check-certificate $SOURCE_PATH/functions.sh -O functions.sh
+ if [[ $? -ne 0 ]]; then colored_echo "Download failed" ${RED}; exit 1; fi
+
+ wget --no-check-certificate $SOURCE_PATH/configs.sh -O configs.sh
+ if [[ $? -ne 0 ]]; then colored_echo "Download failed" ${RED}; exit 1; fi
+
+ wget --no-check-certificate $SOURCE_PATH/jetson_configure_modem.sh -O jetson_configure_modem.sh
+ if [[ $? -ne 0 ]]; then colored_echo "Download failed" ${RED}; exit 1; fi
+
+ wget --no-check-certificate $SOURCE_PATH/$MANAGER_SCRIPT_NAME -O $MANAGER_SCRIPT_NAME
+ if [[ $? -ne 0 ]]; then colored_echo "Download failed" ${RED}; exit 1; fi
+
+ wget --no-check-certificate $SOURCE_PATH/$UDEV_RULE_NAME -O $UDEV_RULE_NAME
+ if [[ $? -ne 0 ]]; then colored_echo "Download failed" ${RED}; exit 1; fi
+
+ # APN Configuration
+ sed -i "s/SIM_APN/$carrierapn/" jetson_configure_modem.sh
+
+ # Devicename
+ sed -i "s/DEVICE/$devicename/" jetson_configure_modem.sh
+ sed -i "s/DEVICE/$devicename/" functions.sh
+
+ mv functions.sh $PPP_PATH
+ mv configs.sh $PPP_PATH
+ mv jetson_configure_modem.sh $PPP_PATH
+ mv $MANAGER_SCRIPT_NAME $PPP_PATH
+ mv $SERVICE_NAME /etc/systemd/system/
+ mv $UDEV_RULE_NAME /etc/udev/rules.d/
+
+ systemctl daemon-reload
+ systemctl enable $SERVICE_NAME
+
+ break;;
+
+ [Nn]* ) echo -e "${YELLOW}To connect to internet run ${BLUE}\"sudo pon\"${YELLOW} and to disconnect run ${BLUE}\"sudo poff\" ${SET}"
+ break;;
+ *) colored_echo "Wrong Selection, Select among Y or n" ${RED};;
+ esac
+done
+
 read -p "Press ENTER key to reboot" ENTER
 reboot

src/20-usb-bus.rules

@@ -0,0 +1,3 @@
+# UDEV RULE FOR SIXFAB WITH EC-25-E
+SUBSYSTEMS=="usb", ENV{ID_USB_INTERFACE_NUM}="$attr{bInterfaceNumber}"
+SUBSYSTEMS=="usb", KERNEL=="ttyUSB[0-9]*", ATTRS{idVendor}=="2c7c", ATTRS{idProduct}=="0125", SYMLINK+="sixfab$env{ID_USB_INTERFACE_NUM}", TAG+="systemd"

src/functions.sh

@@ -10,6 +10,9 @@ CYAN='\033[0;36m'
 PURPLE='\033[0;35m'
 SET='\033[0m'
 
+# default arguments
+PORT=/dev/DEVICE
+
 function debug
 {
  ECHO_PARAM=${2:-''}
@@ -25,14 +28,14 @@ function check_network()
  NETWORK_OK=0
 
  debug "SIM Status: " "-n" # no line break
- atcom AT+CPIN? | grep "CPIN: READY"
+ atcom -p $PORT AT+CPIN? | grep "CPIN: READY"
  SIM_READY=$?
 
- if [[ $SIM_READY -ne 0 ]]; then atcom AT+CPIN? | grep "CPIN:"; fi
+ if [[ $SIM_READY -ne 0 ]]; then atcom -p $PORT AT+CPIN? | grep "CPIN:"; fi
 
 
  debug "Network Registration Status: " "-n" # no line break
- NR_TEXT=`atcom AT+CREG? | grep "CREG:"`
+ NR_TEXT=`atcom -p $PORT AT+CREG? | grep "CREG:"`
  echo $NR_TEXT
 
  # For super SIM

src/jetson_configure_modem.sh

@@ -0,0 +1,56 @@
+#!/bin/bash
+
+source functions.sh
+
+# only for "2: 3G, 4G/LTE Base Shield"
+
+# default arguments
+APN=SIM_APN
+PORT=/dev/DEVICE
+
+### Modem configuration for RMNET/PPP mode ##################################
+debug "Checking APN and Modem Modem..."
+
+# APN Configuration
+# -----------------
+atcom -p $PORT "AT+CGDCONT?" | grep $APN > /dev/null
+
+if [[ $? -ne 0 ]]; then
+ atcom -p $PORT "AT+CGDCONT=1,\"IPV4V6\",\"$APN\""
+ debug "APN is updated."
+fi
+
+# Check the vendor 
+# ON JETSON ONLY THE vendor:product ID is SHOWN
+lsusb | grep 2c7c >> /dev/null
+IS_QUECTEL=$?
+
+
+# Modem Mode Configuration
+# ------------------------
+# For Quectel
+if [[ $IS_QUECTEL -eq 0 ]]; then
+
+ # Quectel EC25-E
+ lsusb | grep 0125 > /dev/null
+ MODEL_EC25E=$?
+
+ if [[ $MODEL_EC25E -eq 0 ]]; then
+
+ # EC25 or derives.
+ sudo pon
+
+ fi
+
+# Unknown
+else
+ debug "The cellular module couldn't be detected!"
+ exit 1
+fi
+### End of Modem configuration for RMNET/PPP mode ############################
+
+
+# Check the network is ready
+# --------------------------
+if check_network -eq 0; then exit 0; else debug "Network registration is failed!. Modem configuration is unsuccesfully ended!"; exit 1; fi
+

src/jetson_ppp_connection_manager.service

@@ -0,0 +1,19 @@
+[Unit]
+Description=Jetson PPP Connection Manager
+# NEEDS TO BE CHANGED TO YOUR DEVICE
+After=dev-sixfab03.device
+# OR
+# After=network.target
+
+[Service]
+Type=simple
+ExecStart=/bin/bash jetson_ppp_connection_manager.sh
+WorkingDirectory=/opt/sixfab/ppp_connection_manager
+StandardOutput=inherit
+StandardError=inherit
+RemainAfterExit=true
+Restart=on-failure
+RestartSec=5s
+
+[Install]
+WantedBy=multi-user.target

src/jetson_ppp_connection_manager.sh

@@ -0,0 +1,21 @@
+#!/bin/bash
+
+source functions.sh
+
+for i in {1..4}; do
+ bash jetson_configure_modem.sh
+ WAS_SUCCESSFUL=$?
+
+
+ if [[ $WAS_SUCCESSFUL -eq 0 ]]; then
+ debug "Jetson configure modem successful"
+ else
+ debug "Jetson configure modem failed: Exit code = $WAS_SUCCESSFUL"
+ exit 1
+ fi
+
+ if [[ $MODEM_CONFIG -eq 0 ]]; then
+ break
+ fi
+ sleep 1
+done