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Gaston Gonzalez
127 lines
3.9 KiB
Bash
Executable File
127 lines
3.9 KiB
Bash
Executable File
#!/bin/bash
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#
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# Author : Gaston Gonzalez
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# Date : 6 November 2024
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# Updated : 8 November 2024
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# Purpose : Configures the system for a specific mode of operation
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# Use a simple text file to save the state of the last mode selected
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MODE_STATUS_FILE="${HOME}/.config/emcomm-tools/et-mode"
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# List of supported modes of operation
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MODE_ID_NONE="none"
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MODE_ID_APRS_DIGIPEATER="aprs-digipeater"
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MODE_ID_APRS_CLIENT="aprs-client"
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MODE_ID_PACKET_DIGIPEATER="packet-digipeater"
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MODE_ID_WINLINK_ARDOP="winlink-ardop"
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MODE_ID_WINLINK_PACKET="winlink-packet"
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# 1. Attempt to stop all EmComm Tools services regardless if they are running.
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# 2. Stop the applications first, then the modems.
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stop_all_services() {
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systemctl --user stop et-service-winlink-ardop
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systemctl --user stop et-service-winlink-packet
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systemctl --user stop et-service-ardop
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systemctl --user stop et-service-direwolf-simple
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systemctl --user stop et-service-direwolf-aprs-digipeater
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systemctl --user stop et-service-direwolf-packet-digipeater
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}
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exit_on_service_failure() {
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local systemd_unit_name="$1"
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systemctl is-active --user --quiet "${systemd_unit_name}"
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if [ $? -ne 0 ]; then
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et-log "Can't start mode. ${systemd_unit_name} failed to start."
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exit 1
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fi
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}
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TIMEOUT=15 # Total time to wait in seconds
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INTERVAL=2 # Interval between checks in seconds
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start_and_wait_for_service() {
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local systemd_unit_name="$1"
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local elapsed=0
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et-log "Starting ${systemd_unit_name}..."
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systemctl --user start ${systemd_unit_name}
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et-log "Waiting for ${systemd_unit_name} to become active..."
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while ! systemctl is-active --user --quiet "${systemd_unit_name}"; do
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sleep "$INTERVAL"
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elapsed=$((elapsed + INTERVAL))
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if [ "$elapsed" -ge "$TIMEOUT" ]; then
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et-log "Timeout reached. ${systemd_unit_name} failed to start."
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exit 1
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fi
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et-log "Waiting for ${systemd_unit_name} to become active..."
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done
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# Some applications even when started still need a bit of extra time to be available.
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# Add a short think time of 2 seconds. The ARDOP modem requies extra time.
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sleep 2
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# Do one more check to ensure that we are running, otherwise exit.
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exit_on_service_failure ${systemd_unit_name}
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}
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# Build list of options
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options=()
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options+=("${MODE_ID_NONE}" "No mode selected")
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options+=("${MODE_ID_APRS_CLIENT}" "APRS Client (YAAC)")
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options+=("${MODE_ID_APRS_DIGIPEATER}" "APRS Digipeater")
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options+=("${MODE_ID_PACKET_DIGIPEATER}" "Packet Digipeater")
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options+=("${MODE_ID_WINLINK_ARDOP}" "Winlink ARDOP")
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options+=("${MODE_ID_WINLINK_PACKET}" "Winlink Packet")
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# Prompt user for option and save exit status
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SELECTED_MODE=$(dialog --clear --menu "Select a mode:" 15 50 10 "${options[@]}" 3>&1 1>&2 2>&3)
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exit_status=$?
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tput sgr 0 && clear
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if [ $exit_status -eq 0 ]; then
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stop_all_services
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echo ${SELECTED_MODE} > ${MODE_STATUS_FILE}
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case ${SELECTED_MODE} in
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${MODE_ID_NONE})
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et-log "No mode selected"
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;;
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${MODE_ID_APRS_DIGIPEATER})
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systemctl --user start et-service-direwolf-aprs-digipeater
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et-log "APRS digipeater now running."
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;;
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${MODE_ID_APRS_CLIENT})
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start_and_wait_for_service et-service-direwolf-simple
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et-yaac start
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;;
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${MODE_ID_PACKET_DIGIPEATER})
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systemctl --user start et-service-direwolf-packet-digipeater
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et-log "Packet digipeater now running."
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;;
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${MODE_ID_WINLINK_ARDOP})
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start_and_wait_for_service et-service-ardop
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start_and_wait_for_service et-service-winlink-ardop
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min http://localhost:8080
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;;
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${MODE_ID_WINLINK_PACKET})
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start_and_wait_for_service et-service-direwolf-simple
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start_and_wait_for_service et-service-winlink-packet
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min http://localhost:8080
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;;
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*)
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et-log "Mode ${SELECTED_MODE} not yet supported"
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exit 1
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;;
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esac
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else
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et-log "No mode selected"
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echo ${MODE_ID_NONE} > ${MODE_STATUS_FILE}
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exit 1
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fi
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