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path: root/cmd/acme/solve_http.go
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package main

import (
	"log"
	"net/http"
	"os"
	"path"

	"dim13.org/acme"
)

type httpChallenge struct {
	http.Server
	Webroot string
	file    string
}

func (c *httpChallenge) Solve(token, keyAuth string) error {
	log.Println("solver", c)
	if c.Webroot != "" {
		return c.solveWebroot(token, keyAuth)
	}
	return nil
}

func (c *httpChallenge) Finish() error {
	if c.Webroot != "" {
		return c.finishWebroot()
	}
	return nil
}

func (c *httpChallenge) solveWebroot(token, keyAuth string) error {
	log.Println("Solve WebRoot")
	c.file = path.Join(c.Webroot, acme.WellKnown, token)
	fd, err := acme.CreatePubFile(c.file)
	if err != nil {
		return err
	}
	defer fd.Close()
	_, err = fd.Write([]byte(keyAuth))
	return err
}

func (c *httpChallenge) finishWebroot() error {
	log.Println("Cleanup WebRoot")
	return os.Remove(c.file)
}