mirror of
https://github.com/1f349/tulip.git
synced 2024-12-22 16:24:10 +00:00
Swap out TOTP library
This commit is contained in:
parent
0b63e87691
commit
6dca637a16
GPG Key ID:
6C9D970C50D26A25
@ -35,6 +35,7 @@ CREATE TABLE IF NOT EXISTS client_store
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CREATE TABLE IF NOT EXISTS otp
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(
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subject TEXT PRIMARY KEY UNIQUE NOT NULL,
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raw BLOB NOT NULL,
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secret TEXT NOT NULL,
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digits INTEGER NOT NULL,
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FOREIGN KEY (subject) REFERENCES users (subject)
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);
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@ -4,7 +4,6 @@ import (
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"database/sql"
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"fmt"
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"github.com/1f349/tulip/password"
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"github.com/1f349/twofactor"
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"github.com/go-oauth2/oauth2/v4"
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"github.com/google/uuid"
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"time"
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@ -167,23 +166,20 @@ WHERE subject = ?`,
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return nil
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}
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func (t *Tx) SetTwoFactor(sub uuid.UUID, totp *twofactor.Totp) error {
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u, err := totp.ToBytes()
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if err != nil {
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return err
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}
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_, err = t.tx.Exec(`INSERT INTO otp(subject, raw) VALUES (?, ?) ON CONFLICT(subject) DO UPDATE SET raw = excluded.raw`, sub.String(), u)
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func (t *Tx) SetTwoFactor(sub uuid.UUID, secret string, digits int) error {
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_, err := t.tx.Exec(`INSERT INTO otp(subject, secret, digits) VALUES (?, ?, ?) ON CONFLICT(subject) DO UPDATE SET secret = excluded.secret, digits = excluded.digits`, sub.String(), secret, digits)
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return err
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}
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func (t *Tx) GetTwoFactor(sub uuid.UUID, issuer string) (*twofactor.Totp, error) {
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var u []byte
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row := t.tx.QueryRow(`SELECT raw FROM otp WHERE subject = ?`, sub.String())
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err := row.Scan(&u)
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func (t *Tx) GetTwoFactor(sub uuid.UUID) (string, int, error) {
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var secret string
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var digits int
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row := t.tx.QueryRow(`SELECT secret, digits FROM otp WHERE subject = ?`, sub.String())
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err := row.Scan(&secret, &digits)
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if err != nil {
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return nil, err
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return "", 0, err
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}
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return twofactor.TOTPFromBytes(u, issuer)
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return secret, digits, nil
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}
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func (t *Tx) HasTwoFactor(sub uuid.UUID) (bool, error) {
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6
go.mod
6
go.mod
@ -5,7 +5,6 @@ go 1.21.1
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require (
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github.com/1f349/cache v0.0.2
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github.com/1f349/overlapfs v0.0.1
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github.com/1f349/twofactor v1.0.4
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github.com/1f349/violet v0.0.9
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github.com/MrMelon54/exit-reload v0.0.1
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github.com/MrMelon54/pronouns v1.0.1
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@ -18,7 +17,9 @@ require (
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github.com/google/uuid v1.3.1
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github.com/julienschmidt/httprouter v1.3.0
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github.com/mattn/go-sqlite3 v1.14.17
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github.com/skip2/go-qrcode v0.0.0-20200617195104-da1b6568686e
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github.com/stretchr/testify v1.8.4
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github.com/xlzd/gotp v0.1.0
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golang.org/x/crypto v0.13.0
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golang.org/x/text v0.13.0
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)
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@ -29,9 +30,6 @@ require (
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github.com/emersion/go-textwrapper v0.0.0-20200911093747-65d896831594 // indirect
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github.com/golang-jwt/jwt v3.2.2+incompatible // indirect
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github.com/pmezard/go-difflib v1.0.0 // indirect
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github.com/sec51/convert v1.0.2 // indirect
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github.com/sec51/gf256 v0.0.0-20160126143050-2454accbeb9e // indirect
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github.com/sec51/qrcode v0.0.0-20160126144534-b7779abbcaf1 // indirect
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github.com/tidwall/btree v1.6.0 // indirect
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github.com/tidwall/buntdb v1.3.0 // indirect
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github.com/tidwall/gjson v1.16.0 // indirect
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12
go.sum
12
go.sum
@ -3,8 +3,6 @@ github.com/1f349/cache v0.0.2 h1:27QD6zPd9xYyvh9V1qqWq+EAt5+N+qvyGWKfnjMrhP8=
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github.com/1f349/cache v0.0.2/go.mod h1:LibAMy13dF0KO1fQA9aEjZPBCB6Y4b5kKYEQJUqc2rQ=
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github.com/1f349/overlapfs v0.0.1 h1:LAxBolrXFAgU0yqZtXg/C/aaPq3eoQSPpBc49BHuTp0=
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github.com/1f349/overlapfs v0.0.1/go.mod h1:I6aItQycr7nrzplmfNXp/QF9tTmKRSgY3fXmu/7Ky2o=
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github.com/1f349/twofactor v1.0.4 h1:kN4EEGFlKRa7fGrxS+FpgwJI+tllES6YzXqCqurk4Uk=
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github.com/1f349/twofactor v1.0.4/go.mod h1:gnG80vElwqLWNMnLT57yu4o4L1GdXGPP6pcIPlapXZs=
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github.com/1f349/violet v0.0.9 h1:eQfc5fDMKJXVFUjS2UiAGTkOVVBamppD5dguhmU4GeU=
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github.com/1f349/violet v0.0.9/go.mod h1:Uzu6I1pLBP5UEzcUCTQBbk/NTfI5TAABSrowa8DSpR0=
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github.com/MrMelon54/exit-reload v0.0.1 h1:sxHa59tNEQMcikwuX2+93lw6Vi1+R7oCRF8a0C3alXc=
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@ -96,14 +94,10 @@ github.com/onsi/gomega v1.10.1/go.mod h1:iN09h71vgCQne3DLsj+A5owkum+a2tYe+TOCB1y
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github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
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github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
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github.com/sclevine/agouti v3.0.0+incompatible/go.mod h1:b4WX9W9L1sfQKXeJf1mUTLZKJ48R1S7H23Ji7oFO5Bw=
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github.com/sec51/convert v1.0.2 h1:NoKWIRARjM3rQglNypMpcXSLLqPsN/uTTzaGeqDKbeg=
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github.com/sec51/convert v1.0.2/go.mod h1:5qL/cT/oiOIvWXy2SccQ7LnacYftqqy9wdyFkTc1k2w=
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github.com/sec51/gf256 v0.0.0-20160126143050-2454accbeb9e h1:wKXba8dfsFjbxkMpzZBKt8gkJAMSm1fIf1OSWQFQrVA=
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github.com/sec51/gf256 v0.0.0-20160126143050-2454accbeb9e/go.mod h1:hCjOqSOB9PBw5MdJ+0uSLCBV7FbLy0xwOR+c193HkcE=
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github.com/sec51/qrcode v0.0.0-20160126144534-b7779abbcaf1 h1:CI9zS8HvMiibvXM/F3IthY797GW77fNYgioJl/8Xzzk=
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github.com/sec51/qrcode v0.0.0-20160126144534-b7779abbcaf1/go.mod h1:uPm44Rj3uXSSOvmKmoeRuAUNUgwH2JHW5KIzqFFS/j4=
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github.com/sergi/go-diff v1.1.0 h1:we8PVUC3FE2uYfodKH/nBHMSetSfHDR6scGdBi+erh0=
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github.com/sergi/go-diff v1.1.0/go.mod h1:STckp+ISIX8hZLjrqAeVduY0gWCT9IjLuqbuNXdaHfM=
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github.com/skip2/go-qrcode v0.0.0-20200617195104-da1b6568686e h1:MRM5ITcdelLK2j1vwZ3Je0FKVCfqOLp5zO6trqMLYs0=
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github.com/skip2/go-qrcode v0.0.0-20200617195104-da1b6568686e/go.mod h1:XV66xRDqSt+GTGFMVlhk3ULuV0y9ZmzeVGR4mloJI3M=
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github.com/smartystreets/assertions v0.0.0-20180927180507-b2de0cb4f26d h1:zE9ykElWQ6/NYmHa3jpm/yHnI4xSofP+UP6SpjHcSeM=
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github.com/smartystreets/assertions v0.0.0-20180927180507-b2de0cb4f26d/go.mod h1:OnSkiWE9lh6wB0YB77sQom3nweQdgAjqCqsofrRNTgc=
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github.com/smartystreets/goconvey v1.6.4 h1:fv0U8FUIMPNf1L9lnHLvLhgicrIVChEkdzIKYqbNC9s=
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@ -155,6 +149,8 @@ github.com/xeipuuv/gojsonreference v0.0.0-20180127040603-bd5ef7bd5415 h1:EzJWgHo
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github.com/xeipuuv/gojsonreference v0.0.0-20180127040603-bd5ef7bd5415/go.mod h1:GwrjFmJcFw6At/Gs6z4yjiIwzuJ1/+UwLxMQDVQXShQ=
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github.com/xeipuuv/gojsonschema v1.2.0 h1:LhYJRs+L4fBtjZUfuSZIKGeVu0QRy8e5Xi7D17UxZ74=
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github.com/xeipuuv/gojsonschema v1.2.0/go.mod h1:anYRn/JVcOK2ZgGU+IjEV4nwlhoK5sQluxsYJ78Id3Y=
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github.com/xlzd/gotp v0.1.0 h1:37blvlKCh38s+fkem+fFh7sMnceltoIEBYTVXyoa5Po=
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github.com/xlzd/gotp v0.1.0/go.mod h1:ndLJ3JKzi3xLmUProq4LLxCuECL93dG9WASNLpHz8qg=
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github.com/yalp/jsonpath v0.0.0-20180802001716-5cc68e5049a0 h1:6fRhSjgLCkTD3JnJxvaJ4Sj+TYblw757bqYgZaOq5ZY=
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github.com/yalp/jsonpath v0.0.0-20180802001716-5cc68e5049a0/go.mod h1:/LWChgwKmvncFJFHJ7Gvn9wZArjbV5/FppcK2fKk/tI=
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github.com/yudai/gojsondiff v1.0.0 h1:27cbfqXLVEJ1o8I6v3y9lg8Ydm53EKqHXAOMxEGlCOA=
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@ -9,6 +9,8 @@
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</header>
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<main>
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<form method="POST" action="/edit/otp">
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<input type="hidden" name="secret" value="{{.OtpSecret}}"/>
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<input type="hidden" name="digits" value="{{.OtpDigits}}"/>
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<p>
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<img src="{{.OtpQr}}" style="width:{{.QrWidth}}px" alt="OTP QR code not loading"/>
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</p>
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141
server/otp.go
141
server/otp.go
@ -2,17 +2,17 @@ package server
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import (
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"bytes"
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"crypto"
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"encoding/base64"
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"github.com/1f349/tulip/database"
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"github.com/1f349/tulip/pages"
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"github.com/1f349/twofactor"
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"github.com/google/uuid"
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"github.com/julienschmidt/httprouter"
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"github.com/skip2/go-qrcode"
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"github.com/xlzd/gotp"
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"html/template"
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"image/png"
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"log"
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"net/http"
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"time"
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)
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func (h *HttpServer) LoginOtpGet(rw http.ResponseWriter, req *http.Request, _ httprouter.Params, auth UserAuth) {
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@ -49,14 +49,15 @@ func (h *HttpServer) LoginOtpPost(rw http.ResponseWriter, req *http.Request, _ h
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func (h *HttpServer) fetchAndValidateOtp(rw http.ResponseWriter, sub uuid.UUID, code string) bool {
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var hasOtp bool
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var otp *twofactor.Totp
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var secret string
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var digits int
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if h.DbTx(rw, func(tx *database.Tx) (err error) {
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hasOtp, err = tx.HasTwoFactor(sub)
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if err != nil {
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return
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}
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if hasOtp {
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otp, err = tx.GetTwoFactor(sub, h.conf.OtpIssuer)
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secret, digits, err = tx.GetTwoFactor(sub)
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}
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return
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}) {
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@ -64,14 +65,8 @@ func (h *HttpServer) fetchAndValidateOtp(rw http.ResponseWriter, sub uuid.UUID,
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}
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if hasOtp {
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defer func() {
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h.DbTx(rw, func(tx *database.Tx) error {
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return tx.SetTwoFactor(sub, otp)
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})
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}()
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err := otp.Validate(code)
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if err != nil {
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totp := gotp.NewTOTP(secret, digits, 30, nil)
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if !verifyTotp(totp, code) {
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http.Error(rw, "400 Bad Request: Invalid OTP code", http.StatusBadRequest)
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return true
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}
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@ -81,7 +76,7 @@ func (h *HttpServer) fetchAndValidateOtp(rw http.ResponseWriter, sub uuid.UUID,
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}
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func (h *HttpServer) EditOtpGet(rw http.ResponseWriter, req *http.Request, _ httprouter.Params, auth UserAuth) {
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var digits = 0
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var digits int
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switch req.URL.Query().Get("digits") {
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case "6":
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digits = 6
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@ -94,24 +89,6 @@ func (h *HttpServer) EditOtpGet(rw http.ResponseWriter, req *http.Request, _ htt
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return
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}
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var otp *twofactor.Totp
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otpRaw, ok := auth.Session.Get("temp-otp")
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if ok {
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if otp, ok = otpRaw.(*twofactor.Totp); !ok {
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http.Error(rw, "400 Bad Request: invalid session, try clearing your cookies", http.StatusBadRequest)
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return
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}
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// check OTP code matches number of digits
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tempCode, err := otp.OTP()
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if err != nil || len(tempCode) != digits {
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otp = nil
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}
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}
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// make a new otp handler if needed
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if otp == nil {
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// get user email
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var email string
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if h.DbTx(rw, func(tx *database.Tx) error {
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@ -122,74 +99,76 @@ func (h *HttpServer) EditOtpGet(rw http.ResponseWriter, req *http.Request, _ htt
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return
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}
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// generate OTP key
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var err error
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otp, err = twofactor.NewTOTP(email, h.conf.OtpIssuer, crypto.SHA512, digits)
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if err != nil {
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http.Error(rw, "500 Internal Server Error: Failed to generate OTP key", http.StatusInternalServerError)
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secret := gotp.RandomSecret(64)
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if secret == "" {
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http.Error(rw, "500 Internal Server Error: failed to generate OTP secret", http.StatusInternalServerError)
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return
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}
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totp := gotp.NewTOTP(secret, digits, 30, nil)
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otpUri := totp.ProvisioningUri(email, h.conf.OtpIssuer)
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code, err := qrcode.New(otpUri, qrcode.Medium)
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if err != nil {
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http.Error(rw, "500 Internal Server Error: failed to generate QR code", http.StatusInternalServerError)
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return
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}
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qrImg := code.Image(60 * 4)
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qrBounds := qrImg.Bounds()
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qrWidth := qrBounds.Dx()
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// save otp key
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auth.Session.Set("temp-otp", otp)
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err = auth.Session.Save()
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if err != nil {
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http.Error(rw, "500 Internal Server Error: Failed to save session", http.StatusInternalServerError)
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return
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}
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}
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// get qr and url
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otpQr, err := otp.QR()
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if err != nil {
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http.Error(rw, "500 Internal Server Error: Failed to generate OTP QR code", http.StatusInternalServerError)
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return
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}
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decode, err := png.Decode(bytes.NewReader(otpQr))
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if err != nil {
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return
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}
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b := decode.Bounds()
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qrWidth := b.Dx() / 4
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otpUrl, err := otp.URL()
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if err != nil {
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http.Error(rw, "500 Internal Server Error: Failed to generate OTP URL", http.StatusInternalServerError)
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qrBuf := new(bytes.Buffer)
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if png.Encode(qrBuf, qrImg) != nil {
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http.Error(rw, "500 Internal Server Error: failed to generate PNG image of QR code", http.StatusInternalServerError)
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return
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}
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// render page
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pages.RenderPageTemplate(rw, "edit-otp", map[string]any{
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"ServiceName": h.conf.ServiceName,
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"OtpQr": template.URL("data:image/png;base64," + base64.StdEncoding.EncodeToString(otpQr)),
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"OtpQr": template.URL("data:qrImg/png;base64," + base64.StdEncoding.EncodeToString(qrBuf.Bytes())),
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"QrWidth": qrWidth,
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"OtpUrl": otpUrl,
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"OtpUrl": otpUri,
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"OtpSecret": secret,
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"OtpDigits": digits,
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})
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}
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func (h *HttpServer) EditOtpPost(rw http.ResponseWriter, req *http.Request, _ httprouter.Params, auth UserAuth) {
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var otp *twofactor.Totp
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otpRaw, ok := auth.Session.Get("temp-otp")
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if !ok {
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http.Error(rw, "400 Bad Request: invalid session, try clearing your cookies", http.StatusBadRequest)
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return
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}
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if otp, ok = otpRaw.(*twofactor.Totp); !ok {
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http.Error(rw, "400 Bad Request: invalid session, try clearing your cookies", http.StatusBadRequest)
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return
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}
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err := otp.Validate(req.FormValue("code"))
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if err != nil {
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http.Error(rw, "400 Bad Request: invalid OTP code: "+err.Error(), http.StatusBadRequest)
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log.Println()
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var digits int
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switch req.FormValue("digits") {
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case "6":
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digits = 6
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case "7":
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digits = 7
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case "8":
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digits = 8
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default:
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http.Error(rw, "400 Bad Request: Invalid number of digits for OTP code", http.StatusBadRequest)
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return
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}
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if h.DbTx(rw, func(tx *database.Tx) error {
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return tx.SetTwoFactor(auth.Data.ID, otp)
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}) {
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secret := req.FormValue("secret")
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if !gotp.IsSecretValid(secret) {
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http.Error(rw, "400 Bad Request: Invalid secret", http.StatusBadRequest)
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return
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}
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totp := gotp.NewTOTP(secret, digits, 30, nil)
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if !verifyTotp(totp, req.FormValue("code")) {
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http.Error(rw, "400 Bad Request: invalid OTP code", http.StatusBadRequest)
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return
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}
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http.Redirect(rw, req, "/", http.StatusFound)
|
||||
}
|
||||
|
||||
func verifyTotp(totp *gotp.TOTP, code string) bool {
|
||||
t := time.Now()
|
||||
if totp.VerifyTime(code, t) {
|
||||
return true
|
||||
}
|
||||
if totp.VerifyTime(code, t.Add(-30*time.Second)) {
|
||||
return true
|
||||
}
|
||||
return totp.VerifyTime(code, t.Add(30*time.Second))
|
||||
}
|
||||
|
||||
Loading…
Reference in New Issue
Block a user