caddytls: Context to DecisionFunc (#5923)

See caddyserver/certmagic#255

go.mod

@@ -7,7 +7,7 @@ require (
 	github.com/Masterminds/sprig/v3 v3.2.3
 	github.com/alecthomas/chroma/v2 v2.9.1
 	github.com/aryann/difflib v0.0.0-20210328193216-ff5ff6dc229b
-	github.com/caddyserver/certmagic v0.19.2
+	github.com/caddyserver/certmagic v0.19.3-0.20231030175448-e8e6167a2a51
 	github.com/dustin/go-humanize v1.0.1
 	github.com/go-chi/chi/v5 v5.0.10
 	github.com/google/cel-go v0.15.1

go.sum

@@ -63,6 +63,8 @@ github.com/bgentry/speakeasy v0.1.0/go.mod h1:+zsyZBPWlz7T6j88CTgSN5bM796AkVf0kB
 github.com/boltdb/bolt v1.3.1/go.mod h1:clJnj/oiGkjum5o1McbSZDSLxVThjynRyGBgiAx27Ps=
 github.com/caddyserver/certmagic v0.19.2 h1:HZd1AKLx4592MalEGQS39DKs2ZOAJCEM/xYPMQ2/ui0=
 github.com/caddyserver/certmagic v0.19.2/go.mod h1:fsL01NomQ6N+kE2j37ZCnig2MFosG+MIO4ztnmG/zz8=
+github.com/caddyserver/certmagic v0.19.3-0.20231030175448-e8e6167a2a51 h1:9gmY8uzVBgUqJPjGBHMikvrxoyA+Ctu1u5WeVk5ktQ0=
+github.com/caddyserver/certmagic v0.19.3-0.20231030175448-e8e6167a2a51/go.mod h1:N4sXgpICQUskEWpj7zVzvWD41p3NYacrNoZYiRM2jTg=
 github.com/casbin/casbin/v2 v2.1.2/go.mod h1:YcPU1XXisHhLzuxH9coDNf2FbKpjGlbCg3n9yuLkIJQ=
 github.com/cenkalti/backoff v2.2.1+incompatible/go.mod h1:90ReRw6GdpyfrHakVjL/QHaoyV4aDUVVkXQJJJ3NXXM=
 github.com/cenkalti/backoff/v4 v4.2.1 h1:y4OZtCnogmCPw98Zjyt5a6+QwPLGkiQsYW5oUqylYbM=

modules/caddytls/automation.go

@@ -15,6 +15,7 @@
 package caddytls
 
 import (
+	"context"
 	"encoding/json"
 	"errors"
 	"fmt"
@@ -251,7 +252,7 @@ func (ap *AutomationPolicy) Provision(tlsApp *TLS) error {
 			return fmt.Errorf("on-demand TLS cannot be enabled without an 'ask' endpoint to prevent abuse; please refer to documentation for details")
 		}
 		ond = &certmagic.OnDemandConfig{
-			DecisionFunc: func(name string) error {
+			DecisionFunc: func(ctx context.Context, name string) error {
 				if tlsApp.Automation == nil || tlsApp.Automation.OnDemand == nil {
 					return nil
 				}