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Merge pull request #134 from dekart-xyz/fix-Amazon-OIDC-2
Fix amazon OIDC 2
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,90 @@ | ||
| package user | ||
|
|
||
| import ( | ||
| "context" | ||
| "crypto/ecdsa" | ||
| "crypto/elliptic" | ||
| "crypto/rand" | ||
| "crypto/sha256" | ||
| "encoding/base64" | ||
| "encoding/json" | ||
| "net/http" | ||
| "sync" | ||
| "testing" | ||
|
|
||
| "github.com/stretchr/testify/assert" | ||
| ) | ||
|
|
||
| func TestValidateJWTFromAmazonOIDC(t *testing.T) { | ||
| // Generate a new private key | ||
| privateKey, err := ecdsa.GenerateKey(elliptic.P256(), rand.Reader) | ||
| if err != nil { | ||
| t.Fatal(err) | ||
| } | ||
|
|
||
| // Create a header | ||
| header := map[string]string{ | ||
| "alg": "ES256", | ||
| "kid": "testKid", | ||
| } | ||
| headerBytes, err := json.Marshal(header) | ||
| if err != nil { | ||
| t.Fatal(err) | ||
| } | ||
|
|
||
| // Create a payload with an email claim | ||
| payload := map[string]string{ | ||
| "email": "test@example.com", | ||
| } | ||
| payloadBytes, err := json.Marshal(payload) | ||
| if err != nil { | ||
| t.Fatal(err) | ||
| } | ||
|
|
||
| // Base64 encode the header and payload using old JWT spec, new spec uses base64.RawURLEncoding.EncodeToString | ||
| encodedHeader := base64.StdEncoding.EncodeToString(headerBytes) | ||
| encodedPayload := base64.StdEncoding.EncodeToString(payloadBytes) | ||
|
|
||
| // Concatenate the encoded header and payload with a period separator | ||
| message := encodedHeader + "." + encodedPayload | ||
|
|
||
| // Sign the message with the private key | ||
| hash := sha256.Sum256([]byte(message)) | ||
| r, s, err := ecdsa.Sign(rand.Reader, privateKey, hash[:]) | ||
| if err != nil { | ||
| t.Fatal(err) | ||
| } | ||
|
|
||
| // Base64 encode the signature | ||
| signature := r.Bytes() | ||
| signature = append(signature, s.Bytes()...) | ||
| encodedSignature := base64.RawURLEncoding.EncodeToString(signature) | ||
|
|
||
| // Concatenate the signature with the message with a period separator | ||
| tokenString := message + "." + encodedSignature | ||
|
|
||
| claimsCheck := ClaimsCheck{ | ||
| audience: "test-audience", | ||
| requireIAP: false, | ||
| requireAmazonOIDC: true, | ||
| devClaimsEmail: "", | ||
| region: "us-east-1", | ||
| publicKeys: &sync.Map{}, | ||
| } | ||
|
|
||
| // Store the public key | ||
| claimsCheck.publicKeys.Store(header["kid"], &privateKey.PublicKey) | ||
|
|
||
| // Mock the http request | ||
| req, err := http.NewRequest("GET", "/", nil) | ||
| if err != nil { | ||
| t.Fatal(err) | ||
| } | ||
| req.Header.Set("x-amzn-oidc-data", tokenString) | ||
|
|
||
| ctx := context.Background() | ||
| claims := claimsCheck.validateJWTFromAmazonOIDC(ctx, req.Header.Get("x-amzn-oidc-data")) | ||
|
|
||
| assert.NotNil(t, claims) | ||
| assert.Equal(t, "test@example.com", claims.Email) | ||
| } |