feat: concurrent pagination, resilience improvements, and execution summary#171
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huohua-dev wants to merge 9 commits intolc:masterfrom
Open
feat: concurrent pagination, resilience improvements, and execution summary#171huohua-dev wants to merge 9 commits intolc:masterfrom
huohua-dev wants to merge 9 commits intolc:masterfrom
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added 9 commits
March 14, 2026 19:09
- Call os.Stdout.Sync() after each URL write in WriteURLs and WriteURLsJSON - Ensure data is immediately flushed to disk in pipe/redirect scenarios - Add atomic URL counter parameter for exit summary tracking
- Add StatusCodeError type to carry HTTP status codes through error chain - Implement exponential backoff retry for network errors (capped at 30s) - Skip retry for 429 rate-limit and 400 bad-request responses - Add shouldRetry() to detect retryable network errors - Replace manual case-insensitive search with strings.ToLower
- Implement dispatcher+worker pattern for parallel page fetching - Use sync.Once to safely stop dispatcher on empty results - Add structured logging with provider/domain/page fields - Use StatusCodeError for proper 400 status handling - Support configurable provider-threads parameter
- Implement dispatcher+worker pattern for parallel page fetching - Use errors.As with StatusCodeError for proper 429 detection - Stop pagination when has_next is false - Add structured logging with provider/domain/page/status fields
…rawl - Implement dispatcher+worker pattern using known page count - Cap worker threads to actual page count - Use errors.As with StatusCodeError for proper error classification - Add structured logging for connection errors and API errors
- Add provider/domain/page/error fields to warning logs - Add response body to rate-limit log for debugging
- Add ProviderThreads field to providers.Config - Register --provider-threads CLI flag with default value 3 - Support provider-threads in .gau.toml config file
- Create timeout context for each provider work item - Cap provider timeout at 5 minutes to prevent single provider blocking - Add structured logging with provider/domain/timeout fields
- Track total URL count using atomic counter - Log summary with total URLs and duration on exit
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Features & Improvements
Split from #169 as requested — this PR contains only the feature enhancements.
Changes
StatusCodeErrortype and automatic retry logic for transient failures--provider-threadsflag — controls per-provider concurrent pagination goroutinesMotivation
These changes significantly improve gau's performance and reliability: