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54 lines
1.6 KiB
Go
54 lines
1.6 KiB
Go
package config
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import (
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"github.com/mholt/caddy/middleware"
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"github.com/mholt/caddy/middleware/extensionless"
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"github.com/mholt/caddy/middleware/fastcgi"
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"github.com/mholt/caddy/middleware/gzip"
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"github.com/mholt/caddy/middleware/headers"
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"github.com/mholt/caddy/middleware/log"
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"github.com/mholt/caddy/middleware/proxy"
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"github.com/mholt/caddy/middleware/redirect"
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"github.com/mholt/caddy/middleware/rewrite"
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)
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// This init function registers middleware. Register middleware
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// in the order they should be executed during a request.
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// Middleware execute in an order like this: A-B-C-*-C-B-A
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func init() {
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register("gzip", gzip.New)
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register("header", headers.New)
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register("log", log.New)
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register("rewrite", rewrite.New)
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register("redirect", redirect.New)
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register("ext", extensionless.New)
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register("proxy", proxy.New)
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register("fastcgi", fastcgi.New)
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}
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var (
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// registry stores the registered middleware:
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// both the order and the directives to which they
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// are bound.
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registry = struct {
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directiveMap map[string]middleware.Generator
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order []string
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}{
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directiveMap: make(map[string]middleware.Generator),
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}
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)
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// register binds a middleware generator (outer function)
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// to a directive. Upon each request, middleware will be
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// executed in the order they are registered.
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func register(directive string, generator middleware.Generator) {
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registry.directiveMap[directive] = generator
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registry.order = append(registry.order, directive)
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}
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// middlewareRegistered returns whether or not a directive is registered.
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func middlewareRegistered(directive string) bool {
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_, ok := registry.directiveMap[directive]
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return ok
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}
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