hailey.at
An atproto PDS written in Go
implement 2fa on creating a session
Signed-off-by: Will Andrews <did:plc:dadhhalkfcq3gucaq25hjqon>
authored by
Tangled
1d8b8d2e
c006f078
+35
server/handle_server_create_session.go
+35
server/handle_server_create_session.go
···
2
2
3
3
import (
4
4
"errors"
5
+
"fmt"
5
6
"strings"
7
+
"time"
6
8
7
9
"github.com/Azure/go-autorest/autorest/to"
8
10
"github.com/bluesky-social/indigo/atproto/syntax"
···
82
84
83
85
logger.Error("erorr looking up repo", "endpoint", "com.atproto.server.createSession", "error", err)
84
86
return helpers.ServerError(e, nil)
87
+
}
88
+
89
+
// if repo requires auth factor token and one hasn't been provided, return error prompting for one
90
+
if repo.EmailAuthFactor && (req.AuthFactorToken == nil || *req.AuthFactorToken == "") {
91
+
code := fmt.Sprintf("%s-%s", helpers.RandomVarchar(5), helpers.RandomVarchar(5))
92
+
eat := time.Now().Add(10 * time.Minute).UTC()
93
+
94
+
if err := s.db.Exec(ctx, "UPDATE repos SET email_update_code = ?, email_update_code_expires_at = ? WHERE did = ?", nil, code, eat, repo.Repo.Did).Error; err != nil {
95
+
s.logger.Error("error updating repo", "error", err)
96
+
return helpers.ServerError(e, nil)
97
+
}
98
+
99
+
if err := s.sendEmailUpdate(repo.Email, repo.Handle, code); err != nil {
100
+
s.logger.Error("error sending email", "error", err)
101
+
return helpers.ServerError(e, nil)
102
+
}
103
+
104
+
return helpers.InputError(e, to.StringPtr("AuthFactorTokenRequired"))
105
+
}
106
+
107
+
// if auth factor is required, now check that the one provided is valid
108
+
if repo.EmailAuthFactor {
109
+
if repo.EmailUpdateCode == nil || repo.EmailUpdateCodeExpiresAt == nil {
110
+
return helpers.InvalidTokenError(e)
111
+
}
112
+
113
+
if *repo.EmailUpdateCode != *req.AuthFactorToken {
114
+
return helpers.InvalidTokenError(e)
115
+
}
116
+
117
+
if time.Now().UTC().After(*repo.EmailUpdateCodeExpiresAt) {
118
+
return helpers.ExpiredTokenError(e)
119
+
}
85
120
}
86
121
87
122
if err := bcrypt.CompareHashAndPassword([]byte(repo.Password), []byte(req.Password)); err != nil {