Files
OpenFlare/internal/apps/flared/sync/service.go
T
ryan aa4faddade 补齐 131 个 .go 文件的 SPDX license 头(repo 自带 make license 约定,早于约定新增的文件含 2 个生产文件;纯注释插入零行为影响),make license-check 转绿。go mod tidy -diff 确认干净。
Result: {"status":"keep","total_issues":8,"golint_canonicalheader":0,"golint_errname":0,"golint_errorlint":1,"golint_exhaustive":0,"golint_forcetypeassert":0,"golint_gosec":0,"golint_intrange":0,"golint_modernize":3,"golint_nilnil":3,"golint_perfsprint":0,"golint_prealloc":0,"golint_recvcheck":1,"golint_usestdlibvars":0,"golint_wastedassign":0,"golint_total":8,"golint_test_testifylint":0,"golint_test_thelper":0,"golint_test_usetesting":0,"golint_test_total":0,"golint_vetx_total":0,"eslint_problems":0,"eslint_errors":0,"eslint_warnings":0,"tsc_errors":0,"vitest_failed":0,"vitest_total":116,"measure_s":81}
2026-08-16 20:09:24 +08:00

102 lines
2.8 KiB
Go

// Copyright 2026 Arctel.net
// SPDX-License-Identifier: Apache-2.0
// Package sync periodically fetches and applies the active tunnel configuration.
package sync
import (
"context"
"log/slog"
"time"
"github.com/Rain-kl/Wavelet/internal/apps/flared/config"
"github.com/Rain-kl/Wavelet/internal/apps/flared/frpc"
"github.com/Rain-kl/Wavelet/internal/apps/flared/httpclient"
service "github.com/Rain-kl/Wavelet/pkg/protocol"
)
// Service synchronizes tunnel configuration from the control plane to the local frpc manager.
type Service struct {
client *httpclient.Client
frpcManager *frpc.Manager
config *config.Config
triggerCh chan struct{}
}
// New creates a sync service with the given client, frpc manager, and config.
func New(client *httpclient.Client, manager *frpc.Manager, cfg *config.Config) *Service {
return &Service{
client: client,
frpcManager: manager,
config: cfg,
triggerCh: make(chan struct{}, 1),
}
}
// Trigger requests an immediate configuration sync without waiting for the next interval.
func (s *Service) Trigger() {
select {
case s.triggerCh <- struct{}{}:
default:
}
}
// Run starts the sync loop until ctx is canceled.
func (s *Service) Run(ctx context.Context) {
ticker := time.NewTicker(s.config.SyncInterval.Duration())
defer ticker.Stop()
// initial sync
s.doSync(ctx)
for {
select {
case <-ctx.Done():
return
case <-ticker.C:
s.doSync(ctx)
case <-s.triggerCh:
s.doSync(ctx)
}
}
}
func (s *Service) doSync(ctx context.Context) {
slog.Debug("fetching active tunnel config")
configResp, err := s.client.GetActiveConfig(ctx)
if err != nil {
slog.Error("failed to fetch active tunnel config", "error", err)
return
}
// 不在 sync 层做版本早退,由 frpcManager.UpdateConfig 负责判断。
// 原因:重启后进程全部消失,即使版本/checksum 未变,仍需重新拉起 frpc 进程。
configChanged, err := s.frpcManager.UpdateConfig(ctx, configResp)
if err != nil {
slog.Error("failed to apply tunnel config", "error", err)
s.reportApplyLog(ctx, configResp, "failed", err.Error())
return
}
if configChanged {
slog.Info("tunnel config applied successfully", "version", configResp.Version)
s.reportApplyLog(ctx, configResp, "success", "apply success")
return
}
slog.Debug("tunnel config unchanged, skipping apply log report", "version", configResp.Version)
}
func (s *Service) reportApplyLog(ctx context.Context, configResp *service.FlaredTunnelConfigResponse, result string, message string) {
if configResp == nil {
return
}
logPayload := service.ApplyLogPayload{
Version: configResp.Version,
Result: result,
Message: message,
Checksum: configResp.Checksum,
}
if reportErr := s.client.ReportApplyLog(ctx, logPayload); reportErr != nil {
slog.Error("failed to report apply log", "error", reportErr)
}
}