guides:virtual_modem:script
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guides:virtual_modem:script [2020-02-27 22:47] omolini [vmodem.sh] |
guides:virtual_modem:script [2021-01-24 20:40] omolini [3.sh] |
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| # VMODEM - Virtual Modem bootstrap | # VMODEM - Virtual Modem bootstrap | ||
| # -------------------------------- | # -------------------------------- | ||
| - | # Oliver Molini 2019 | + | # Oliver Molini 2020 |
| # | # | ||
| # Billy Stoughton II for bug fixes and contributions | # Billy Stoughton II for bug fixes and contributions | ||
| Line 24: | Line 24: | ||
| # https://creativecommons.org/licenses/by-nc-sa/4.0/ | # https://creativecommons.org/licenses/by-nc-sa/4.0/ | ||
| - | # Tested working out of box with the following host configurations: | + | # Tested working out of box with the following client configurations: |
| # | # | ||
| # o Standard VT100 terminal | # o Standard VT100 terminal | ||
| Line 35: | Line 35: | ||
| # - Trumpet Winsock | # - Trumpet Winsock | ||
| # | # | ||
| - | # o Microsoft Windows 95 | + | # o Microsoft Windows 95 OSR 2.5 + DUN 1.4 |
| # - Generic | # - Generic | ||
| # - Standard 28800 bps Modem | # - Standard 28800 bps Modem | ||
| Line 49: | Line 49: | ||
| # Script version | # Script version | ||
| - | vmodver=1.4.1 | + | vmodver=1.5.0 |
| # CONFIGURATION | # CONFIGURATION | ||
| Line 55: | Line 55: | ||
| # Variable: serport | # Variable: serport | ||
| # serport specifies which local serial device to use. | # serport specifies which local serial device to use. | ||
| - | # For example, using "ttyAMA0" will tell the script | + | # For example, "ttyUSB0" will tell the script to use |
| - | # to use /dev/ttyAMA0 for communication. | + | # to use /dev/ttyUSB0 for communication. |
| + | # Common values: ttyUSB0 or ttyAMA0 | ||
| # | # | ||
| - | # Default: | + | serport=ttyUSB0 |
| - | # serport=ttyAMA0 | + | |
| - | # | + | |
| - | serport=ttyAMA0 | + | |
| # Variable: baud | # Variable: baud | ||
| Line 76: | Line 74: | ||
| #baud=38400 | #baud=38400 | ||
| baud=57600 | baud=57600 | ||
| + | |||
| + | # Variable: etherp | ||
| + | # Sets the name of the ethernet device for PPP connections. | ||
| + | # Usually eth0 for wired and wlan0 for wireless. | ||
| + | # | ||
| + | etherp=eth0 | ||
| # Variable: echoser | # Variable: echoser | ||
| Line 90: | Line 94: | ||
| # Default is 1. | # Default is 1. | ||
| resultverbose=1 | resultverbose=1 | ||
| + | |||
| + | # Variable: TERM | ||
| + | # Tells the script and environment which type of terminal to emulate. | ||
| + | # It is only useful to change this, if you're using a serial | ||
| + | # terminal to connect to this script. If you're connecting form a ANSI | ||
| + | # cabable machine such as DOS, you may want to use TERM="ansi" | ||
| + | # | ||
| + | TERM="vt100" | ||
| # EXPORT SHELL VARS | # EXPORT SHELL VARS | ||
| Line 95: | Line 107: | ||
| export serport | export serport | ||
| export baud | export baud | ||
| + | export etherp | ||
| + | export TERM | ||
| # FUNCTIONS | # FUNCTIONS | ||
| Line 113: | Line 127: | ||
| echo -en "$1\x0d\x0a" >/dev/$serport | echo -en "$1\x0d\x0a" >/dev/$serport | ||
| } | } | ||
| + | |||
| + | export -f sendtty | ||
| + | export -f ttyinit | ||
| # Open serial port for use. Allocate file descriptor | # Open serial port for use. Allocate file descriptor | ||
| Line 219: | Line 236: | ||
| number=`echo $seq |tr -dc '0-9'` | number=`echo $seq |tr -dc '0-9'` | ||
| if [ ! -z "$number" ]; then | if [ ! -z "$number" ]; then | ||
| - | if [[ $resultverbose == 1 ]]; then sendtty "RINGING"; fi | + | if [[ $resultverbose == 1 ]]; then sendtty "RINGING"; sleep 1; fi |
| if [ -f "$number.sh" ]; then | if [ -f "$number.sh" ]; then | ||
| if [[ $resultverbose == 1 ]]; then sendtty "CONNECT $baud"; else sendtty "1"; fi | if [[ $resultverbose == 1 ]]; then sendtty "CONNECT $baud"; else sendtty "1"; fi | ||
| - | # Close serial port | ||
| - | exec 99>&- | ||
| # Execute dialed script | # Execute dialed script | ||
| - | /sbin/getty -8 -L $serport $baud vt100 -n -l "./$number.sh" | + | /sbin/getty -8 -L $serport $baud $TERM -n -l "./$number.sh" |
| # Reset serial settings | # Reset serial settings | ||
| ttyinit | ttyinit | ||
| - | # Reopen serial port | ||
| - | exec 99<>/dev/$serport | ||
| result=3 | result=3 | ||
| else | else | ||
| Line 280: | Line 293: | ||
| if [[ $cmd == LOGIN ]]; then | if [[ $cmd == LOGIN ]]; then | ||
| exec 99>&- | exec 99>&- | ||
| - | /sbin/getty -8 -L ttyAMA0 $baud vt100 | + | /sbin/getty -8 -L $serport $baud $TERM |
| ttyinit | ttyinit | ||
| exec 99<>/dev/$serport | exec 99<>/dev/$serport | ||
| Line 309: | Line 322: | ||
| When Trumpet Winsock is in PPP mode, by default it will expect the following output after dialing the ISP's number and establishing a connection: | When Trumpet Winsock is in PPP mode, by default it will expect the following output after dialing the ISP's number and establishing a connection: | ||
| - | * A username prompt, matched by the text "sername:" | + | * A username prompt, matched by Trumpet with the text "sername:" |
| - | * A password prompt, matched by the text "ssword:" | + | * A password prompt, matched by Trumpet with the text "ssword:" |
| - | * A command prompt, matched by the text ">" | + | * A command prompt, matched by Trumpet with the character ">" |
| This script has been tested with the default installation of Trumpet Winsock 3.0 revision D with PPP mode switched on. This script has also been tested with the default dial-up utility of Windows 95 and Windows 98 with PPP enabled. | This script has been tested with the default installation of Trumpet Winsock 3.0 revision D with PPP mode switched on. This script has also been tested with the default dial-up utility of Windows 95 and Windows 98 with PPP enabled. | ||
| Line 321: | Line 334: | ||
| # RUN PPPD DAEMON | # RUN PPPD DAEMON | ||
| # | # | ||
| - | # Oliver Molini 2019 | + | # Oliver Molini 2020 |
| # | # | ||
| # Billy Stoughton II for bug fixes and contributions | # Billy Stoughton II for bug fixes and contributions | ||
| Line 334: | Line 347: | ||
| # Variable: etherp | # Variable: etherp | ||
| - | # Specify the ethernet device to use to connect to your network. | + | # Override the ethernet device to use to connect to your network. |
| - | # | + | # This is set in vmodem.sh, but can be overridden here. |
| - | # Default: etherp=eth0 | + | # |
| - | etherp=eth0 | + | # Default: #etherp=eth0 (commented out) |
| + | #etherp=eth0 | ||
| # Variable: lcpidle | # Variable: lcpidle | ||
| Line 406: | Line 420: | ||
| #!/bin/bash | #!/bin/bash | ||
| # | # | ||
| - | export TERM=vt100 | + | sendtty "Terminal type set to $TERM. Running Lynx ..." |
| - | echo "Terminal type set to $TERM. Running Lynx ..." | + | |
| lynx | lynx | ||
| </code> | </code> | ||
guides/virtual_modem/script.txt · Last modified: 2022-12-28 03:32 by omolini
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