69 lines
2.2 KiB
Go
69 lines
2.2 KiB
Go
/*
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GoToSocial
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Copyright (C) 2021-2022 GoToSocial Authors admin@gotosocial.org
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU Affero General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Affero General Public License for more details.
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You should have received a copy of the GNU Affero General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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package transport
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import (
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"context"
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"fmt"
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"io/ioutil"
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"net/http"
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"net/url"
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"github.com/sirupsen/logrus"
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)
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func (t *transport) Finger(ctx context.Context, targetUsername string, targetDomain string) ([]byte, error) {
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l := logrus.WithField("func", "Finger")
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urlString := fmt.Sprintf("https://%s/.well-known/webfinger?resource=acct:%s@%s", targetDomain, targetUsername, targetDomain)
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l.Debugf("performing GET to %s", urlString)
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iri, err := url.Parse(urlString)
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if err != nil {
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return nil, fmt.Errorf("Finger: error parsing url %s: %s", urlString, err)
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}
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l.Debugf("performing GET to %s", iri.String())
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req, err := http.NewRequestWithContext(ctx, "GET", iri.String(), nil)
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if err != nil {
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return nil, err
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}
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req.Header.Add("Accept", "application/json")
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req.Header.Add("Accept", "application/jrd+json")
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req.Header.Add("Date", t.clock.Now().UTC().Format("Mon, 02 Jan 2006 15:04:05")+" GMT")
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req.Header.Add("User-Agent", fmt.Sprintf("%s %s", t.appAgent, t.gofedAgent))
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req.Header.Set("Host", iri.Host)
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t.getSignerMu.Lock()
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err = t.getSigner.SignRequest(t.privkey, t.pubKeyID, req, nil)
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t.getSignerMu.Unlock()
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if err != nil {
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return nil, err
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}
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resp, err := t.client.Do(req)
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if err != nil {
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return nil, err
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}
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defer resp.Body.Close()
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if resp.StatusCode != http.StatusOK {
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return nil, fmt.Errorf("GET request to %s failed (%d): %s", iri.String(), resp.StatusCode, resp.Status)
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}
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return ioutil.ReadAll(resp.Body)
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}
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