bwilliams
005b335371
- Fixed function name typo - Fetcher/Run now returns a combination of errors if any workers error out. All other workers are ordered to shutdown if any one does error out - findATender now returns a pointer instead of an instance from New
63 lines
1.4 KiB
Go
63 lines
1.4 KiB
Go
package fetcher
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import (
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"context"
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"errors"
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"fmt"
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"log/slog"
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"sync"
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"time"
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"git.avsdev.uk/Go/job-search/internal/config"
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"git.avsdev.uk/Go/job-search/internal/util"
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)
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var ErrNoNewReleases = fmt.Errorf("%w: no new releases", util.ErrWorkerNoWork)
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// Run starts a worker for each enabled source and blocks until every worker
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// has stopped. Workers stop when ctx is cancelled, or when any worker stops
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// with an error, which starts a shutdown of all of them. The errors are
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// logged as they happen and returned joined; nil means a clean shutdown.
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func Run(
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ctx context.Context, conf *config.JobSearchConfig, since time.Time,
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) error {
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ctx, cancel := context.WithCancel(ctx)
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defer cancel()
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var (
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wg sync.WaitGroup
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mu sync.Mutex
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errs []error
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)
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start := func(
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name string,
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run func(context.Context, *config.JobSearchConfig, time.Time) error,
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) {
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wg.Add(1)
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go func() {
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defer wg.Done()
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if err := run(ctx, conf, since); err != nil {
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slog.Error("source stopped, shutting down", "source", name, "err", err)
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mu.Lock()
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errs = append(errs, fmt.Errorf("%s: %w", name, err))
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mu.Unlock()
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cancel()
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}
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}()
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}
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if conf.Sources.FindATender.Enabled {
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start("FindATender", runFindAOpportunity)
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}
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if conf.Sources.FTSMock.Enabled {
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start("FTSMock", runFTSMock)
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}
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if conf.Sources.Sleeper.Enabled {
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start("Sleeper", runSleeper)
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}
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wg.Wait()
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return errors.Join(errs...)
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}
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