mirror of
https://github.com/go-acme/lego.git
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42941ccea6
- Packages - Isolate code used by the CLI into the package `cmd` - (experimental) Add e2e tests for HTTP01, TLS-ALPN-01 and DNS-01, use [Pebble](https://github.com/letsencrypt/pebble) and [challtestsrv](https://github.com/letsencrypt/boulder/tree/master/test/challtestsrv) - Support non-ascii domain name (punnycode) - Check all challenges in a predictable order - No more global exported variables - Archive revoked certificates - Fixes revocation for subdomains and non-ascii domains - Disable pending authorizations - use pointer for RemoteError/ProblemDetails - Poll authz URL instead of challenge URL - The ability for a DNS provider to solve the challenge sequentially - Check all nameservers in a predictable order - Option to disable the complete propagation Requirement - CLI, support for renew with CSR - CLI, add SAN on renew - Add command to list certificates. - Logs every iteration of waiting for the propagation - update DNSimple client - update github.com/miekg/dns
69 lines
1.7 KiB
Go
69 lines
1.7 KiB
Go
package duckdns
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import (
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"fmt"
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"io/ioutil"
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"net/url"
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"strconv"
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"strings"
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"github.com/miekg/dns"
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"github.com/xenolf/lego/challenge/dns01"
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)
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// updateTxtRecord Update the domains TXT record
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// To update the TXT record we just need to make one simple get request.
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// In DuckDNS you only have one TXT record shared with the domain and all sub domains.
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func (d *DNSProvider) updateTxtRecord(domain, token, txt string, clear bool) error {
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u, _ := url.Parse("https://www.duckdns.org/update")
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mainDomain := getMainDomain(domain)
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if len(mainDomain) == 0 {
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return fmt.Errorf("unable to find the main domain for: %s", domain)
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}
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query := u.Query()
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query.Set("domains", mainDomain)
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query.Set("token", token)
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query.Set("clear", strconv.FormatBool(clear))
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query.Set("txt", txt)
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u.RawQuery = query.Encode()
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response, err := d.config.HTTPClient.Get(u.String())
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if err != nil {
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return err
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}
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defer response.Body.Close()
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bodyBytes, err := ioutil.ReadAll(response.Body)
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if err != nil {
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return err
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}
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body := string(bodyBytes)
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if body != "OK" {
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return fmt.Errorf("request to change TXT record for DuckDNS returned the following result (%s) this does not match expectation (OK) used url [%s]", body, u)
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}
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return nil
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}
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// DuckDNS only lets you write to your subdomain
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// so it must be in format subdomain.duckdns.org
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// not in format subsubdomain.subdomain.duckdns.org
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// so strip off everything that is not top 3 levels
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func getMainDomain(domain string) string {
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domain = dns01.UnFqdn(domain)
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split := dns.Split(domain)
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if strings.HasSuffix(strings.ToLower(domain), "duckdns.org") {
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if len(split) < 3 {
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return ""
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}
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firstSubDomainIndex := split[len(split)-3]
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return domain[firstSubDomainIndex:]
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}
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return domain[split[len(split)-1]:]
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}
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