42 lines
1.7 KiB
Bash
Executable File
42 lines
1.7 KiB
Bash
Executable File
#!/bin/sh
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# Points the kiosk Firefox window at a URL. Installed to /usr/local/bin/digest-browser.
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# Called both from the sway config at session start and from thinclient-agent when a
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# "show digest" command arrives.
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#
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# Navigating by restart rather than by remote-command: Firefox's --kiosk window has no
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# tab bar or address bar, and a remote `firefox <url>` against a running kiosk instance
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# either opens an invisible tab or a second window that accumulates over time. Killing
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# and relaunching is blunt but deterministic, and the page is stateless anyway.
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#
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# Its own profile, separate from /usr/local/bin/web-browser's: a Firefox profile can
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# only be open in one process, so sharing one would mean opening the browsable window
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# closed the digest canvas. Both profiles carry the same user.js, chrome/userChrome.css
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# and enterprise policies.
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set -eu
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PROFILE_DIR="${HOME:-/home/$(id -un)}/.mozilla/firefox/digest"
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URL="${1:-${DIGEST_WEB_URL:-}}"
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[ -n "$URL" ] || { echo "digest-browser: no URL given and DIGEST_WEB_URL is unset" >&2; exit 1; }
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if command -v firefox-esr >/dev/null 2>&1; then
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FIREFOX=firefox-esr
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else
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FIREFOX=firefox
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fi
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mkdir -p "$PROFILE_DIR/chrome"
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cp /etc/thinclient-firefox/userChrome.css "$PROFILE_DIR/chrome/userChrome.css" 2>/dev/null || true
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cp /etc/thinclient-firefox/user.js "$PROFILE_DIR/user.js" 2>/dev/null || true
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pkill -u "$(id -u)" -f "$FIREFOX .*--kiosk" 2>/dev/null || true
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# Wait for the old process to release its profile lock before relaunching.
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i=0
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while pgrep -u "$(id -u)" -f "$FIREFOX .*--kiosk" >/dev/null 2>&1 && [ "$i" -lt 20 ]; do
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sleep 0.25
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i=$((i + 1))
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done
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exec "$FIREFOX" --profile "$PROFILE_DIR" --new-instance --kiosk "$URL"
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