57 lines
1.5 KiB
Bash
57 lines
1.5 KiB
Bash
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#!/usr/bin/env bash
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# scripts/manual/kde-start-tethys.sh
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#
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# Start/restart SDDM on tethys and set display geometry over :0.
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# Intended for remote use after SSH-ing into tethys.
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#
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# Env overrides:
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# MODE=1920x1080 (preferred mode)
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# RATE=60 (refresh rate)
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# OUTPUTS="HDMI-1 DP-1" (space-separated outputs to try)
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# DISPLAY=:0 (X display; default :0)
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# XAUTHORITY=... (override cookie; otherwise auto-detected from SDDM)
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set -euo pipefail
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MODE=${MODE:-1920x1080}
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RATE=${RATE:-60}
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OUTPUTS=${OUTPUTS:-"HDMI-1 DP-1"}
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DISPLAY=${DISPLAY:-:0}
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log() { printf "[kde-start] %s\n" "$*"; }
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log "restarting sddm.service"
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sudo systemctl restart sddm
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sleep 2
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# find SDDM Xauthority if not provided
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if [[ -z "${XAUTHORITY:-}" ]]; then
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XAUTHORITY=$(ls /var/run/sddm/*/xauth_* 2>/dev/null | head -n1 || true)
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fi
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if [[ -z "${XAUTHORITY:-}" ]]; then
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log "warning: no XAUTHORITY found; xrandr may fail"
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fi
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# wait for X to come up
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for attempt in {1..15}; do
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if DISPLAY=$DISPLAY XAUTHORITY=${XAUTHORITY:-} xrandr --query >/dev/null 2>&1; then
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break
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fi
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sleep 1
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done
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log "setting mode ${MODE}@${RATE} on outputs: ${OUTPUTS}"
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for out in $OUTPUTS; do
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if DISPLAY=$DISPLAY XAUTHORITY=${XAUTHORITY:-} xrandr --output "$out" --mode "$MODE" --rate "$RATE" --primary >/dev/null 2>&1; then
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log "set $out to ${MODE}@${RATE}"
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else
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log "skip $out (xrandr failed)"
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fi
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done
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log "current xrandr:"
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DISPLAY=$DISPLAY XAUTHORITY=${XAUTHORITY:-} xrandr --query || true
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log "done."
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