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TLS for a Go Server With Autocert and Lets Encrypt
Serve HTTPS from a Go program with autocert and Lets Encrypt, limit which hostnames may get certificates, persist the cache and handle port 80.
7 min read
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Everything you need to level up your coding skills.
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Health Check and Readiness Endpoints in Go Services
Write liveness, readiness and startup endpoints for a Go service: what each should check, how to bound dependency checks, and how readiness fits shutdown.
7 min read
Web
Configuration for Go Web Apps From Env Vars and Files
Load Go web app configuration from defaults, a file, environment variables and flags in a fixed order, read secrets from files and report every error at once.
10 min read
Web
Expvar and Simple Metrics Endpoints in Go Services
Publish counters and gauges from a Go service with the standard library expvar package, mount its handler safely and see when Prometheus is the better choice.
4 min read
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