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	Add a separate request duration metrics specially for proxying requests upstream. Fixes #259
		
			
				
	
	
		
			30 lines
		
	
	
		
			599 B
		
	
	
	
		
			Go
		
	
	
	
	
	
			
		
		
	
	
			30 lines
		
	
	
		
			599 B
		
	
	
	
		
			Go
		
	
	
	
	
	
package proxy
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import (
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	"github.com/miekg/coredns/core/dnsserver"
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	"github.com/miekg/coredns/middleware"
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	"github.com/mholt/caddy"
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)
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func init() {
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	caddy.RegisterPlugin("proxy", caddy.Plugin{
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		ServerType: "dns",
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		Action:     setup,
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	})
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}
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func setup(c *caddy.Controller) error {
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	upstreams, err := NewStaticUpstreams(&c.Dispenser)
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	if err != nil {
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		return middleware.Error("proxy", err)
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	}
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	dnsserver.GetConfig(c).AddMiddleware(func(next middleware.Handler) middleware.Handler {
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		return Proxy{Next: next, Client: newClient(), Upstreams: upstreams}
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	})
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	c.OnStartup(OnStartup)
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	return nil
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}
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