Richie
8c03e57990
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61 lines
1.3 KiB
Bash
Executable File
61 lines
1.3 KiB
Bash
Executable File
#!/usr/bin/env bash
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set -Eeuo pipefail
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host_name="$(hostname)"
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if [[ "$#" -ne 0 ]]; then
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echo "Usage: signal_link.sh" >&2
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exit 2
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fi
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service_name="signal-cli"
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data_dir="/var/lib/signal-cli"
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link_pid=""
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temp_dir=""
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restart_service=false
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cleanup() {
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if [[ -n "$link_pid" ]] && kill -0 "$link_pid" 2>/dev/null; then
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kill "$link_pid" 2>/dev/null || true
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wait "$link_pid" 2>/dev/null || true
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fi
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if [[ -n "$temp_dir" ]]; then
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rm -f -- "$temp_dir/link-uri"
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rmdir -- "$temp_dir"
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fi
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if [[ "$restart_service" == true ]]; then
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sudo systemctl start "$service_name"
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fi
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}
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trap cleanup EXIT
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restart_service=true
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sudo systemctl stop "$service_name"
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temp_dir="$(mktemp -d)"
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link_fifo="$temp_dir/link-uri"
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mkfifo "$link_fifo"
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sudo -u signal-cli \
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signal-cli --data-dir "$data_dir" link --name "$host_name" >"$link_fifo" &
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link_pid="$!"
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if ! IFS= read -r device_uri <"$link_fifo"; then
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wait "$link_pid"
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exit 1
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fi
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if [[ "$device_uri" != sgnl://linkdevice\?* ]]; then
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echo "signal-cli returned an invalid device link URI." >&2
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exit 1
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fi
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echo "Run this command manually on jeeves in another dotfiles dir:"
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printf "sudo ./scripts/signal/authorize.sh %q\n" "$device_uri"
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echo "Waiting for jeeves to authorize this device..."
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wait "$link_pid"
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link_pid=""
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echo "$host_name is now linked to the Signal account on jeeves."
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