Docker Outbound Proxy Configuration
Configure HTTP_PROXY for Docker builds and containers — daemon.json, build args, and Compose env propagation.
Configure HTTP_PROXY for Docker builds and containers — daemon.json, build args, and Compose env propagation.
Build-time proxy
Pass --build-arg HTTP_PROXY during docker build for package installs behind corporate egress.
Runtime env
Set env vars in docker-compose.yml for scraper containers.
Caveats
Not all tools honor env vars — verify language-specific agents inside images.
Related: env vars guide.
Need proxies at scale?
proxies.st offers health-checked HTTP and SOCKS pools with dashboard access, API keys, and plain-text bulk feeds for pipelines.
Related guides
Rotating Proxies for Web Scraping at Scale
Rotation strategies, session stickiness, anti-bot considerations, and scraper architecture for high-volume crawling.
Bulk Proxy Lists: Formats, Parsing, and Pipeline Integration
Parse ip:port lists, validate endpoints, version snapshots, and integrate bulk proxy feeds into automation pipelines.