package api import ( "errors" "github.com/go-acme/lego/v4/acme" ) type ChallengeService service // New Creates a challenge. func (c *ChallengeService) New(chlgURL string) (acme.ExtendedChallenge, error) { if chlgURL == "" { return acme.ExtendedChallenge{}, errors.New("challenge[new]: empty URL") } // Challenge initiation is done by sending a JWS payload containing the trivial JSON object `{}`. // We use an empty struct instance as the postJSON payload here to achieve this result. var chlng acme.ExtendedChallenge resp, err := c.core.post(chlgURL, struct{}{}, &chlng) if err != nil { return acme.ExtendedChallenge{}, err } chlng.AuthorizationURL = getLink(resp.Header, "up") chlng.RetryAfter = getRetryAfter(resp) return chlng, nil } // Get Gets a challenge. func (c *ChallengeService) Get(chlgURL string) (acme.ExtendedChallenge, error) { if chlgURL == "" { return acme.ExtendedChallenge{}, errors.New("challenge[get]: empty URL") } var chlng acme.ExtendedChallenge resp, err := c.core.postAsGet(chlgURL, &chlng) if err != nil { return acme.ExtendedChallenge{}, err } chlng.AuthorizationURL = getLink(resp.Header, "up") chlng.RetryAfter = getRetryAfter(resp) return chlng, nil }