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Implement EIP-4361 support with SIWS message handling and verification #1918
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9e42bb2
feat: implement EIP-4361 support with SIWS message handling and verif…
Bewinxed fd8b16d
refactor: migrate SIWS utilities to web3/solana and remove deprecated…
Bewinxed 6e4c871
refactor: consolidate Ethereum signature verification into crypto pac…
Bewinxed 118eba4
refactor: migrate Solana utilities to a dedicated package and remove …
Bewinxed d8cdba4
feat: add domain validation for SIWS messages and refactor domain che…
Bewinxed 311291a
refactor: rename EIP-4361 references to Web3 and update related confi…
Bewinxed 0e96f8a
refactor: enhance SIWS error handling with structured error types and…
Bewinxed 54fdc0a
- streamline error messages & moved them to unified package.
Bewinxed efb21e7
- adjusted verification for some siws parameters.
Bewinxed 15cbbe7
refactor(api): change HTTP method for nonce endpoint to POST for secu…
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,75 @@ | ||
| package main | ||
|
|
||
| import ( | ||
| "crypto/ed25519" | ||
| "crypto/rand" | ||
| "encoding/base64" | ||
| "encoding/json" | ||
| "fmt" | ||
| "time" | ||
|
|
||
| "github.com/btcsuite/btcutil/base58" | ||
| siws "github.com/supabase/auth/internal/utilities/siws" | ||
| ) | ||
|
|
||
| func LogSIWSExample() { | ||
| // Configuration | ||
| domain := "localhost:9999" | ||
| statement := "Sign in with your Solana account" | ||
| version := "1" | ||
| chain := "solana:mainnet" | ||
|
|
||
| // Generate keys | ||
| pubKey, privKey, err := ed25519.GenerateKey(rand.Reader) | ||
| if err != nil { | ||
| fmt.Println("Error generating keys:", err) | ||
| return | ||
| } | ||
| pubKeyBase58 := base58.Encode(pubKey) | ||
|
|
||
| // Generate nonce | ||
| nonce, err := siws.GenerateNonce() | ||
| if err != nil { | ||
| fmt.Println("Error generating nonce:", err) | ||
| return | ||
| } | ||
|
|
||
| // Create SIWS message | ||
| msg := siws.SIWSMessage{ | ||
| Domain: domain, | ||
| Address: pubKeyBase58, | ||
| Statement: statement, | ||
| URI: "https://example.com", | ||
| Version: version, | ||
| Nonce: nonce, | ||
| IssuedAt: time.Now().UTC(), | ||
| } | ||
|
|
||
| rawMessage := siws.ConstructMessage(msg) | ||
|
|
||
| // Sign the message | ||
| signature := ed25519.Sign(privKey, []byte(rawMessage)) | ||
| signatureBase64 := base64.StdEncoding.EncodeToString(signature) | ||
|
|
||
| // Generate JSON payload | ||
| payload := map[string]string{ | ||
| "grant_type": "eip4361", | ||
| "message": rawMessage, | ||
| "signature": signatureBase64, | ||
| "address": pubKeyBase58, | ||
| "chain": chain, | ||
| } | ||
|
|
||
| payloadJSON, err := json.Marshal(payload) | ||
| if err != nil { | ||
| fmt.Println("Error generating payload JSON:", err) | ||
| return | ||
| } | ||
|
|
||
| // Print JavaScript fetch code | ||
| fmt.Println(string(payloadJSON)) | ||
| } | ||
|
|
||
| // func main() { | ||
| // LogSIWSExample() | ||
| // } | ||
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^ref to comment about nonce generation varying across implementation