mirror of
https://github.com/RasppleII/a2cloud.git
synced 2024-12-25 02:29:28 +00:00
47 lines
1.6 KiB
Bash
47 lines
1.6 KiB
Bash
#! /bin/bash
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# vim: set tabstop=4 shiftwidth=4 expandtab filetype=sh:
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# called by udev as:
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# ttyusbhandler [add|remove] ttyUSBname
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# depending on what port ttyUSB adapter was added or removed from,
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# automatically launches or kills ADTPro as needed
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# restarts getty as needed
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# remove:
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# kill any ADTPro for this port
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# if a getty is on this port, do nothing here, it will be killed and respawn
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# iteself
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# add:
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# stagger adds by port number to prevent problems during simultaneous add at startup
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# if lower port, solo adapter on lower port USB hub, or lower port of any USB hub,
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# kill any ADTPro, rescan for getty if sleeping, and launch adtPro
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# if upper port, solo adapter on upper port USB hub, or higher port of any USB hub,
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# rescan for getty
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if [[ $1 == "remove" ]]; then
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rm /tmp/udev-$2-removed &> /dev/null
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touch /tmp/udev-$2-removed
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pkill -f "$2.*ADTPro"
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elif [[ $1 == "add" ]]; then
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[[ $2 == "ttyUSBlower" ]] && sleep 1.5
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[[ ${#2} -gt 11 ]] && sleep "${2:15:2}"
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if [[ $2 == "ttyUSBlower" || \
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$2 == $(ls -1 /dev/ttyUSBlower_hub* 2> /dev/null | head -1 | cut -c 6-) || \
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( ${2:0:12} == "ttyUSBlower_" && $2 != $(ls -1 /dev/ttyUSBupper_hub* 2> /dev/null | tail -1 | cut -c 6-) ) \
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]]; then
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rm /tmp/udev-ttyUSBlower-added &> /dev/null
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touch /tmp/udev-ttyUSBlower-added
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pkill -f "[A]DTPro"
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pkill -f "[u]sbgetty"
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exec /usr/local/adtpro/adtpro.sh headless serial
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else # ttyUSBupper
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rm /tmp/udev-ttyUSBupper-added &> /dev/null
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touch /tmp/udev-ttyUSBupper-added
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pkill -f "[g]etty.*ttyUSB"
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fi
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else
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exit 2
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fi
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