61 lines
2.3 KiB
Bash
61 lines
2.3 KiB
Bash
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#!/bin/sh
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# Entrypoint for the OpenPencil Vue container: runs the static SPA server on
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# :3100 and the @open-pencil/mcp Streamable-HTTP server on :7600 in the same
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# container. Forwards SIGTERM/SIGINT to both so docker stop is clean.
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# POSIX sh only (no `wait -n`) — the runtime image is Alpine/dash.
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set -eu
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WEB_PORT="${OPENPENCIL_WEB_PORT:-3100}"
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MCP_PORT="${OPENPENCIL_MCP_PORT:-7600}"
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# The MCP server creates a Unix socket + discovery file by default. In the
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# container we direct them under /data (writable volume) so the socket never
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# collides with /run/user/... and documents land on the persisted volume.
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export OPENPENCIL_MCP_ROOT="${OPENPENCIL_MCP_ROOT:-/data}"
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export OPENPENCIL_MCP_SOCKET="${OPENPENCIL_MCP_SOCKET:-/data/mcp.sock}"
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export OPENPENCIL_MCP_DISCOVERY_PATH="${OPENPENCIL_MCP_DISCOVERY_PATH:-/data/mcp.json}"
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export OPENPENCIL_MCP_CORS_ORIGIN="${OPENPENCIL_MCP_CORS_ORIGIN:-}"
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# Bind MCP on all interfaces so sibling containers (chatapi) can reach it by
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# service name (openpencil:7600), not just via localhost port-forwarding.
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export OPENPENCIL_MCP_HOST="${OPENPENCIL_MCP_HOST:-0.0.0.0}"
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mkdir -p "$OPENPENCIL_MCP_ROOT" "$(dirname "$OPENPENCIL_MCP_SOCKET")" "$(dirname "$OPENPENCIL_MCP_DISCOVERY_PATH")"
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echo "[openpencil] starting static SPA on :${WEB_PORT} and MCP on :${MCP_PORT}"
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# Static SPA.
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OPENPENCIL_WEB_PORT="$WEB_PORT" bun static-server.mjs &
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WEB_PID=$!
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# MCP server (Streamable HTTP at /mcp). Bun runs the node-targeted bin.
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PORT="$MCP_PORT" bun packages/mcp/bin/openpencil-mcp-http.js &
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MCP_PID=$!
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shutdown() {
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echo "[openpencil] shutting down (MCP=$MCP_PID, web=$WEB_PID) ..."
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kill -TERM "$MCP_PID" "$WEB_PID" 2>/dev/null || true
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exit 0
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}
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trap shutdown TERM INT
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# Wait for both processes; stop the container when either exits.
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STATUS=0
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while :; do
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WEB_ALIVE=0; MCP_ALIVE=0
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kill -0 "$WEB_PID" 2>/dev/null && WEB_ALIVE=1
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kill -0 "$MCP_PID" 2>/dev/null && MCP_ALIVE=1
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if [ "$WEB_ALIVE" = "0" ] || [ "$MCP_ALIVE" = "0" ]; then
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STATUS=1
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break
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fi
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# Poll every second; a SIGTERM/SIGINT wakes the loop via the trap's exit.
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sleep 1
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done
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echo "[openpencil] a child process exited; stopping the container"
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kill -TERM "$MCP_PID" "$WEB_PID" 2>/dev/null || true
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wait "$MCP_PID" 2>/dev/null || true
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wait "$WEB_PID" 2>/dev/null || true
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exit "$STATUS"
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