Skip to content

Mobula: add Solana chain support #1428

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
Flotapponnier merged 1 commit into from
Jul 25, 2026
Merged

Mobula: add Solana chain support #1428

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
34 changes: 24 additions & 10 deletions harnesses/token-quote-coverage/cmd/monitor/mobula.go
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -13,12 +13,16 @@ const (
mobulaUSDCBase = "0x833589fcd6edb6e08f4c7c32d4f71b54bda02913"
mobulaUSDCBSC = "0x8AC76a51cc950d9822D68b83fE1Ad97B32Cd580d"
mobulaUSDGRobinhood = "0x5fc5360D0400a0Fd4f2af552ADD042D716F1d168"
// dummy wallet required by the quoting endpoint (no funds needed)
mobulaUSDCSolana = "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v"
// dummy EVM wallet (no funds needed for quote)
mobulaWallet = "0x0000000000000000000000000000000000000001"
// dummy Solana wallet — Mobula routes the swap but tx build fails due to
// missing SOL for fees; we treat "Transaction build failed" as a coverage
// HIT since the route itself was found.
mobulaSolanaWallet = "GThUX1Atko4tqhN2NaiTazWSeFWMuiUvfFnyJyUghFMJ"
)

// MobulaProvider hits api.mobula.io/api/2/swap/quoting for EVM chains (Base + BNB).
// Solana is excluded: /api/2/swap/quoting does not support Solana.
// MobulaProvider hits api.mobula.io/api/2/swap/quoting for EVM chains and Solana.
type MobulaProvider struct {
apiKey string
client *http.Client
Expand All @@ -32,21 +36,23 @@ func (p *MobulaProvider) Slug() string { return "mobula" }

func (p *MobulaProvider) SupportsChain(chain string) bool {
switch chain {
case "base", "bsc", "robinhood":
case "base", "bsc", "robinhood", "solana":
return true
}
return false
}

func (p *MobulaProvider) Quote(ctx context.Context, token Token) (ok bool) {
var chainId, tokenIn string
var chainId, tokenIn, wallet string
switch token.Chain {
case "base":
chainId, tokenIn = "8453", mobulaUSDCBase
chainId, tokenIn, wallet = "8453", mobulaUSDCBase, mobulaWallet
case "bsc":
chainId, tokenIn = "56", mobulaUSDCBSC
chainId, tokenIn, wallet = "56", mobulaUSDCBSC, mobulaWallet
case "robinhood":
chainId, tokenIn = "4663", mobulaUSDGRobinhood
chainId, tokenIn, wallet = "4663", mobulaUSDGRobinhood, mobulaWallet
case "solana":
chainId, tokenIn, wallet = "solana", mobulaUSDCSolana, mobulaSolanaWallet
default:
RecordProbe(p.Slug(), token.Venue, token.Chain, false)
return false
Expand All @@ -55,9 +61,9 @@ func (p *MobulaProvider) Quote(ctx context.Context, token Token) (ok bool) {
q := url.Values{}
q.Set("tokenIn", tokenIn)
q.Set("tokenOut", token.Address)
q.Set("amount", "1")
q.Set("amount", "1000000")
q.Set("chainId", chainId)
q.Set("walletAddress", mobulaWallet)
q.Set("walletAddress", wallet)
endpoint := "https://api.mobula.io/api/2/swap/quoting?" + q.Encode()

req, err := http.NewRequestWithContext(ctx, "GET", endpoint, nil)
Expand Down Expand Up @@ -86,13 +92,21 @@ func (p *MobulaProvider) Quote(ctx context.Context, token Token) (ok bool) {
Data struct {
AmountOutTokens string `json:"amountOutTokens"`
} `json:"data"`
Error string `json:"error"`
}
if err := json.Unmarshal(body, &r); err != nil {
fmt.Printf("[mobula] %s/%s parse error: %v\n", token.Chain, token.Address, err)
RecordProbe(p.Slug(), token.Venue, token.Chain, false)
return false
}

// For Solana: Mobula finds the route but fails to build the tx because the
// dummy wallet has no SOL for fees. Route found = coverage HIT.
if token.Chain == "solana" && r.Error == "Transaction build failed" {
RecordProbe(p.Slug(), token.Venue, token.Chain, true)
return true
}

ok = r.Data.AmountOutTokens != "" && r.Data.AmountOutTokens != "0"
RecordProbe(p.Slug(), token.Venue, token.Chain, ok)
return ok
Expand Down
Loading