d469e39da7
Services: - ja4sentinel: TLS/JA4 fingerprint capture daemon (Go, libpcap) - logcorrelator: JA4 log correlation engine (Go, ClickHouse) - mod_reqin_log: Apache module (C, JSON request logging) - bot_detector: ML bot detection pipeline (Python) - dashboard: FastAPI/Streamlit analytics UI (Python) Shared libraries: - shared/go/ja4common: logger, config, shutdown, ipfilter (Go module) - shared/python/ja4_common: ClickHouseClient, ClickHouseSettings (Python package) - shared/clickhouse/: canonical SQL migrations (10 files) Build & packaging: - Unified 3-stage Dockerfile.package for Go RPMs (el8/el9/el10) - go.work workspace linking sentinel, correlator, ja4common - Makefile with test-all, build-all, rpm-* targets Fixes applied: - go.work: 1.21 → 1.24.6 (required by sentinel) - correlator Dockerfiles: golang:1.21 → golang:1.24 - replace directives in go.mod for ja4common local path - pyproject.toml: setuptools.backends → setuptools.build_meta - Removed static libpcap linking (unavailable on Rocky 9) - Fixed data races in output/writers_test.go (sync.Mutex + atomic.Int32) - Rewrote corrupted test files (logger_test.go × 2) Test coverage: - correlator: 67.1% total (unixsocket 80.5%, config 91.7%, app 83.3%, multi 87.7%, stdout 100%) - sentinel: all 10 packages pass (api, capture, config, fingerprint, ipfilter, logging, output, tlsparse) Documentation: - README.md + docs/ (architecture, development, 5 services, shared libs, DB schema & migrations) Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>
46 lines
1.1 KiB
Go
46 lines
1.1 KiB
Go
// Package shutdown provides graceful shutdown handling for services.
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package shutdown
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import (
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"context"
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"os"
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"os/signal"
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"syscall"
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)
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// Hook is a cleanup function called during shutdown.
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type Hook struct {
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Name string
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Fn func() error
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}
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// simpleLogger is the minimal interface required from a logger.
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type simpleLogger interface {
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Info(string)
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Error(string, error)
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}
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// Handle blocks until SIGTERM or SIGINT is received, then cancels the context
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// and runs hooks in order. Each hook error is logged but does not abort remaining hooks.
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func Handle(ctx context.Context, cancel context.CancelFunc, hooks []Hook, logger simpleLogger) {
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quit := make(chan os.Signal, 1)
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signal.Notify(quit, syscall.SIGTERM, syscall.SIGINT)
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defer signal.Stop(quit)
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select {
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case sig := <-quit:
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logger.Info("shutdown signal received: " + sig.String())
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case <-ctx.Done():
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logger.Info("context cancelled, shutting down")
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}
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cancel()
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for _, h := range hooks {
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logger.Info("running shutdown hook: " + h.Name)
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if err := h.Fn(); err != nil {
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logger.Error("shutdown hook "+h.Name+" failed", err)
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}
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}
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}
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