89 lines
3.0 KiB
Go
89 lines
3.0 KiB
Go
/*
|
|
GoToSocial
|
|
Copyright (C) 2021 GoToSocial Authors admin@gotosocial.org
|
|
|
|
This program is free software: you can redistribute it and/or modify
|
|
it under the terms of the GNU Affero General Public License as published by
|
|
the Free Software Foundation, either version 3 of the License, or
|
|
(at your option) any later version.
|
|
|
|
This program is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU Affero General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Affero General Public License
|
|
along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
package webfinger
|
|
|
|
import (
|
|
"context"
|
|
"fmt"
|
|
"net/http"
|
|
"strings"
|
|
|
|
"github.com/gin-gonic/gin"
|
|
"github.com/sirupsen/logrus"
|
|
"github.com/superseriousbusiness/gotosocial/internal/util"
|
|
)
|
|
|
|
// WebfingerGETRequest handles requests to, for example, https://example.org/.well-known/webfinger?resource=acct:some_user@example.org
|
|
func (m *Module) WebfingerGETRequest(c *gin.Context) {
|
|
l := m.log.WithFields(logrus.Fields{
|
|
"func": "WebfingerGETRequest",
|
|
"user-agent": c.Request.UserAgent(),
|
|
})
|
|
|
|
q, set := c.GetQuery("resource")
|
|
if !set || q == "" {
|
|
l.Debug("aborting request because no resource was set in query")
|
|
c.JSON(http.StatusBadRequest, gin.H{"error": "no 'resource' in request query"})
|
|
return
|
|
}
|
|
|
|
withAcct := strings.Split(q, "acct:")
|
|
if len(withAcct) != 2 {
|
|
l.Debugf("aborting request because resource query %s could not be split by 'acct:'", q)
|
|
c.JSON(http.StatusBadRequest, gin.H{"error": "bad request"})
|
|
return
|
|
}
|
|
|
|
usernameAndAccountDomain := strings.Split(withAcct[1], "@")
|
|
if len(usernameAndAccountDomain) != 2 {
|
|
l.Debugf("aborting request because username and domain could not be parsed from %s", withAcct[1])
|
|
c.JSON(http.StatusBadRequest, gin.H{"error": "bad request"})
|
|
return
|
|
}
|
|
username := strings.ToLower(usernameAndAccountDomain[0])
|
|
accountDomain := strings.ToLower(usernameAndAccountDomain[1])
|
|
if username == "" || accountDomain == "" {
|
|
l.Debug("aborting request because username or domain was empty")
|
|
c.JSON(http.StatusBadRequest, gin.H{"error": "bad request"})
|
|
return
|
|
}
|
|
|
|
if accountDomain != m.config.AccountDomain {
|
|
l.Debugf("aborting request because accountDomain %s does not belong to this instance", accountDomain)
|
|
c.JSON(http.StatusBadRequest, gin.H{"error": fmt.Sprintf("accountDomain %s does not belong to this instance", accountDomain)})
|
|
return
|
|
}
|
|
|
|
// transfer the signature verifier from the gin context to the request context
|
|
ctx := c.Request.Context()
|
|
verifier, signed := c.Get(string(util.APRequestingPublicKeyVerifier))
|
|
if signed {
|
|
ctx = context.WithValue(ctx, util.APRequestingPublicKeyVerifier, verifier)
|
|
}
|
|
|
|
resp, err := m.processor.GetWebfingerAccount(ctx, username, c.Request.URL)
|
|
if err != nil {
|
|
l.Debugf("aborting request with an error: %s", err.Error())
|
|
c.JSON(err.Code(), gin.H{"error": err.Safe()})
|
|
return
|
|
}
|
|
|
|
c.JSON(http.StatusOK, resp)
|
|
}
|