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tapir
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Update per Dans' Comments
the build was successful Details

This commit is contained in:
Sarah Jamie Lewis 2019-11-27 15:15:33 -08:00
parent a19204caf4
commit a0e58b8736
1 changed files with 14 additions and 11 deletions
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25
applications/token_app.go
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@ -16,6 +16,7 @@ type TokenApplication struct {
// HasTokensCapability is granted once the client has obtained signed tokens // HasTokensCapability is granted once the client has obtained signed tokens
const HasTokensCapability = tapir.Capability("HasTokensCapability") const HasTokensCapability = tapir.Capability("HasTokensCapability")
const numTokens = 10
// NewInstance should always return a new instantiation of the application. // NewInstance should always return a new instantiation of the application.
func (tokenapp *TokenApplication) NewInstance() tapir.Application { func (tokenapp *TokenApplication) NewInstance() tapir.Application {
@ -29,7 +30,7 @@ func (tokenapp *TokenApplication) Init(connection tapir.Connection) {
tokenapp.Transcript().NewProtocol("token-app") tokenapp.Transcript().NewProtocol("token-app")
log.Debugf(tokenapp.Transcript().OutputTranscriptToAudit()) log.Debugf(tokenapp.Transcript().OutputTranscriptToAudit())
if connection.IsOutbound() { if connection.IsOutbound() {
tokens, blinded := privacypass.GenerateBlindedTokenBatch(10) tokens, blinded := privacypass.GenerateBlindedTokenBatch(numTokens)
data, _ := json.Marshal(blinded) data, _ := json.Marshal(blinded)
connection.Send(data) connection.Send(data)
var signedBatch privacypass.SignedBatchWithProof var signedBatch privacypass.SignedBatchWithProof
@ -47,15 +48,17 @@ func (tokenapp *TokenApplication) Init(connection tapir.Connection) {
// If the connection closes without the HasTokensCapability then the error can be handled by whatever client needs it // If the connection closes without the HasTokensCapability then the error can be handled by whatever client needs it
log.Debugf("Failed to verify signed token batch") log.Debugf("Failed to verify signed token batch")
} }
} else { return
var blinded []privacypass.BlindedToken }
err := json.Unmarshal(connection.Expect(), &blinded)
if err == nil { // We are the server
batchProof := tokenapp.TokenService.SignBlindedTokenBatch(blinded, tokenapp.Transcript()) var blinded []privacypass.BlindedToken
log.Debugf(tokenapp.Transcript().OutputTranscriptToAudit()) err := json.Unmarshal(connection.Expect(), &blinded)
data, _ := json.Marshal(batchProof) if err == nil {
connection.Send(data) batchProof := tokenapp.TokenService.SignBlindedTokenBatch(blinded, tokenapp.Transcript())
return log.Debugf(tokenapp.Transcript().OutputTranscriptToAudit())
} data, _ := json.Marshal(batchProof)
connection.Send(data)
return
} }
} }