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diff --git a/native/cpp/CommonCpp/CryptoTools/CryptoModule.h b/native/cpp/CommonCpp/CryptoTools/CryptoModule.h
--- a/native/cpp/CommonCpp/CryptoTools/CryptoModule.h
+++ b/native/cpp/CommonCpp/CryptoTools/CryptoModule.h
@@ -4,7 +4,6 @@
#include <string>
#include <unordered_map>
-#include "folly/Optional.h"
#include "olm/olm.h"
#include "Persist.h"
@@ -28,6 +27,7 @@
void generateOneTimeKeys(size_t oneTimeKeysAmount);
// returns number of published keys
size_t publishOneTimeKeys();
+ bool prekeyExistsAndOlderThan(uint64_t threshold);
public:
const std::string id;
@@ -49,7 +49,7 @@
std::uint8_t getNumPrekeys();
std::string getPrekey();
std::string getPrekeySignature();
- folly::Optional<std::string> getUnpublishedPrekey();
+ std::optional<std::string> getUnpublishedPrekey();
std::string generateAndGetPrekey();
void markPrekeyAsPublished();
void forgetOldPrekey();
@@ -82,6 +82,7 @@
const std::string &publicKey,
const std::string &message,
const std::string &signature);
+ std::optional<std::string> validatePrekey();
};
} // namespace crypto
diff --git a/native/cpp/CommonCpp/CryptoTools/CryptoModule.cpp b/native/cpp/CommonCpp/CryptoTools/CryptoModule.cpp
--- a/native/cpp/CommonCpp/CryptoTools/CryptoModule.cpp
+++ b/native/cpp/CommonCpp/CryptoTools/CryptoModule.cpp
@@ -4,6 +4,7 @@
#include "olm/account.hh"
#include "olm/session.hh"
+#include <ctime>
#include <stdexcept>
namespace comm {
@@ -102,6 +103,18 @@
return ::olm_account_mark_keys_as_published(this->getOlmAccount());
}
+bool CryptoModule::prekeyExistsAndOlderThan(uint64_t threshold) {
+ if (this->getUnpublishedPrekey().has_value()) {
+ return false;
+ }
+
+ uint64_t currentTime = std::time(nullptr);
+ uint64_t lastPrekeyPublishTime =
+ ::olm_account_get_last_prekey_publish_time(this->getOlmAccount());
+
+ return currentTime - lastPrekeyPublishTime >= threshold;
+}
+
Keys CryptoModule::keysFromStrings(
const std::string &identityKeys,
const std::string &oneTimeKeys) {
@@ -167,7 +180,7 @@
return std::string{signatureBuffer.begin(), signatureBuffer.end()};
}
-folly::Optional<std::string> CryptoModule::getUnpublishedPrekey() {
+std::optional<std::string> CryptoModule::getUnpublishedPrekey() {
OlmBuffer prekey;
prekey.resize(::olm_account_prekey_length(this->getOlmAccount()));
@@ -175,7 +188,7 @@
this->getOlmAccount(), prekey.data(), prekey.size());
if (0 == retval) {
- return folly::none;
+ return std::nullopt;
} else if (-1 == retval) {
throw std::runtime_error{
"error getUnpublishedPrekey => " +
@@ -447,5 +460,24 @@
}
}
+std::optional<std::string> CryptoModule::validatePrekey() {
+ static const uint64_t maxPrekeyPublishTime = 10 * 60;
+ static const uint64_t maxOldPrekeyAge = 2 * 60;
+ std::optional<std::string> maybeNewPrekey;
+
+ bool shouldRotatePrekey =
+ this->prekeyExistsAndOlderThan(maxPrekeyPublishTime);
+ if (shouldRotatePrekey) {
+ maybeNewPrekey = this->generateAndGetPrekey();
+ }
+
+ bool shouldForgetPrekey = this->prekeyExistsAndOlderThan(maxOldPrekeyAge);
+ if (shouldForgetPrekey) {
+ this->forgetOldPrekey();
+ }
+
+ return maybeNewPrekey;
+}
+
} // namespace crypto
} // namespace comm
diff --git a/native/cpp/CommonCpp/NativeModules/CommCoreModule.h b/native/cpp/CommonCpp/NativeModules/CommCoreModule.h
--- a/native/cpp/CommonCpp/NativeModules/CommCoreModule.h
+++ b/native/cpp/CommonCpp/NativeModules/CommCoreModule.h
@@ -72,6 +72,7 @@
jsi::Runtime &rt,
double oneTimeKeysAmount) override;
virtual jsi::Value generateAndGetPrekeys(jsi::Runtime &rt) override;
+ virtual jsi::Value validateAndUploadPrekeys(jsi::Runtime &rt) override;
virtual jsi::Value initializeNotificationsSession(
jsi::Runtime &rt,
jsi::String identityKeys,
diff --git a/native/cpp/CommonCpp/NativeModules/CommCoreModule.cpp b/native/cpp/CommonCpp/NativeModules/CommCoreModule.cpp
--- a/native/cpp/CommonCpp/NativeModules/CommCoreModule.cpp
+++ b/native/cpp/CommonCpp/NativeModules/CommCoreModule.cpp
@@ -654,6 +654,78 @@
});
}
+jsi::Value CommCoreModule::validateAndUploadPrekeys(jsi::Runtime &rt) {
+ return createPromiseAsJSIValue(
+ rt, [=](jsi::Runtime &innerRt, std::shared_ptr<Promise> promise) {
+ taskType job = [=, &innerRt]() {
+ std::string error;
+ std::optional<std::string> maybePrekeyToUpload;
+
+ try {
+ maybePrekeyToUpload = this->cryptoModule->validatePrekey();
+ if (maybePrekeyToUpload.has_value()) {
+ this->persistCryptoModule();
+ } else {
+ maybePrekeyToUpload = this->cryptoModule->getUnpublishedPrekey();
+ }
+ } catch (const std::exception &e) {
+ error = e.what();
+ }
+
+ if (error.size()) {
+ this->jsInvoker_->invokeAsync(
+ [=, &innerRt]() { promise->reject(error); });
+ return;
+ } else if (!maybePrekeyToUpload.has_value()) {
+ this->jsInvoker_->invokeAsync(
+ [=]() { promise->resolve(jsi::Value::undefined()); });
+ return;
+ }
+
+ std::string prekeyToUpload = maybePrekeyToUpload.value();
+ std::string prekeyUploadError;
+
+ try {
+ std::string prekeySignature =
+ this->cryptoModule->getPrekeySignature();
+ // TODO: Implement notifs prekey rotation.
+ // Notifications prekey is not rotated at this moment. It
+ // is fetched with signatireto match identity service API.
+ std::string notificationsPrekey =
+ NotificationsCryptoModule::getNotificationsPrekey("Comm");
+ std::string notificationsPrekeySignature =
+ NotificationsCryptoModule::getNotificationsPrekeySignature(
+ "Comm");
+ try {
+ // TODO: upload prekey to identity service
+ } catch (const std::exception &e) {
+ prekeyUploadError = e.what();
+ }
+
+ if (!prekeyUploadError.size()) {
+ this->cryptoModule->markPrekeyAsPublished();
+ this->persistCryptoModule();
+ }
+ } catch (std::exception &e) {
+ error = e.what();
+ }
+
+ this->jsInvoker_->invokeAsync([=]() {
+ if (error.size()) {
+ promise->reject(error);
+ return;
+ }
+ if (prekeyUploadError.size()) {
+ promise->reject(prekeyUploadError);
+ return;
+ }
+ promise->resolve(jsi::Value::undefined());
+ });
+ };
+ this->cryptoThread->scheduleTask(job);
+ });
+}
+
jsi::Value CommCoreModule::initializeNotificationsSession(
jsi::Runtime &rt,
jsi::String identityKeys,
diff --git a/native/cpp/CommonCpp/Notifications/BackgroundDataStorage/NotificationsCryptoModule.h b/native/cpp/CommonCpp/Notifications/BackgroundDataStorage/NotificationsCryptoModule.h
--- a/native/cpp/CommonCpp/Notifications/BackgroundDataStorage/NotificationsCryptoModule.h
+++ b/native/cpp/CommonCpp/Notifications/BackgroundDataStorage/NotificationsCryptoModule.h
@@ -33,6 +33,8 @@
static std::string
getNotificationsIdentityKeys(const std::string &callingProcessName);
static std::string
+ getNotificationsPrekey(const std::string &callingProcessName);
+ static std::string
generateAndGetNotificationsPrekey(const std::string &callingProcessName);
static std::string
getNotificationsPrekeySignature(const std::string &callingProcessName);
diff --git a/native/cpp/CommonCpp/Notifications/BackgroundDataStorage/NotificationsCryptoModule.cpp b/native/cpp/CommonCpp/Notifications/BackgroundDataStorage/NotificationsCryptoModule.cpp
--- a/native/cpp/CommonCpp/Notifications/BackgroundDataStorage/NotificationsCryptoModule.cpp
+++ b/native/cpp/CommonCpp/Notifications/BackgroundDataStorage/NotificationsCryptoModule.cpp
@@ -203,6 +203,17 @@
return identityKeys;
}
+std::string NotificationsCryptoModule::getNotificationsPrekey(
+ const std::string &callingProcessName) {
+ std::string prekey;
+ auto caller =
+ [&prekey](const std::unique_ptr<crypto::CryptoModule> &cryptoModule) {
+ prekey = cryptoModule->getPrekey();
+ };
+ NotificationsCryptoModule::callCryptoModule(caller, callingProcessName);
+ return prekey;
+}
+
std::string NotificationsCryptoModule::generateAndGetNotificationsPrekey(
const std::string &callingProcessName) {
std::string prekey;
diff --git a/native/cpp/CommonCpp/_generated/commJSI-generated.cpp b/native/cpp/CommonCpp/_generated/commJSI-generated.cpp
--- a/native/cpp/CommonCpp/_generated/commJSI-generated.cpp
+++ b/native/cpp/CommonCpp/_generated/commJSI-generated.cpp
@@ -75,6 +75,9 @@
static jsi::Value __hostFunction_CommCoreModuleSchemaCxxSpecJSI_generateAndGetPrekeys(jsi::Runtime &rt, TurboModule &turboModule, const jsi::Value* args, size_t count) {
return static_cast<CommCoreModuleSchemaCxxSpecJSI *>(&turboModule)->generateAndGetPrekeys(rt);
}
+static jsi::Value __hostFunction_CommCoreModuleSchemaCxxSpecJSI_validateAndUploadPrekeys(jsi::Runtime &rt, TurboModule &turboModule, const jsi::Value* args, size_t count) {
+ return static_cast<CommCoreModuleSchemaCxxSpecJSI *>(&turboModule)->validateAndUploadPrekeys(rt);
+}
static jsi::Value __hostFunction_CommCoreModuleSchemaCxxSpecJSI_initializeNotificationsSession(jsi::Runtime &rt, TurboModule &turboModule, const jsi::Value* args, size_t count) {
return static_cast<CommCoreModuleSchemaCxxSpecJSI *>(&turboModule)->initializeNotificationsSession(rt, args[0].asString(rt), args[1].asString(rt), args[2].asString(rt), args[3].asString(rt));
}
@@ -169,6 +172,7 @@
methodMap_["getPrimaryOneTimeKeys"] = MethodMetadata {1, __hostFunction_CommCoreModuleSchemaCxxSpecJSI_getPrimaryOneTimeKeys};
methodMap_["getNotificationsOneTimeKeys"] = MethodMetadata {1, __hostFunction_CommCoreModuleSchemaCxxSpecJSI_getNotificationsOneTimeKeys};
methodMap_["generateAndGetPrekeys"] = MethodMetadata {0, __hostFunction_CommCoreModuleSchemaCxxSpecJSI_generateAndGetPrekeys};
+ methodMap_["validateAndUploadPrekeys"] = MethodMetadata {0, __hostFunction_CommCoreModuleSchemaCxxSpecJSI_validateAndUploadPrekeys};
methodMap_["initializeNotificationsSession"] = MethodMetadata {4, __hostFunction_CommCoreModuleSchemaCxxSpecJSI_initializeNotificationsSession};
methodMap_["isNotificationsSessionInitialized"] = MethodMetadata {0, __hostFunction_CommCoreModuleSchemaCxxSpecJSI_isNotificationsSessionInitialized};
methodMap_["initializeContentOutboundSession"] = MethodMetadata {5, __hostFunction_CommCoreModuleSchemaCxxSpecJSI_initializeContentOutboundSession};
diff --git a/native/cpp/CommonCpp/_generated/commJSI.h b/native/cpp/CommonCpp/_generated/commJSI.h
--- a/native/cpp/CommonCpp/_generated/commJSI.h
+++ b/native/cpp/CommonCpp/_generated/commJSI.h
@@ -40,6 +40,7 @@
virtual jsi::Value getPrimaryOneTimeKeys(jsi::Runtime &rt, double oneTimeKeysAmount) = 0;
virtual jsi::Value getNotificationsOneTimeKeys(jsi::Runtime &rt, double oneTimeKeysAmount) = 0;
virtual jsi::Value generateAndGetPrekeys(jsi::Runtime &rt) = 0;
+ virtual jsi::Value validateAndUploadPrekeys(jsi::Runtime &rt) = 0;
virtual jsi::Value initializeNotificationsSession(jsi::Runtime &rt, jsi::String identityKeys, jsi::String prekey, jsi::String prekeySignature, jsi::String oneTimeKeys) = 0;
virtual jsi::Value isNotificationsSessionInitialized(jsi::Runtime &rt) = 0;
virtual jsi::Value initializeContentOutboundSession(jsi::Runtime &rt, jsi::String identityKeys, jsi::String prekey, jsi::String prekeySignature, jsi::String oneTimeKeys, jsi::String deviceID) = 0;
@@ -244,6 +245,14 @@
return bridging::callFromJs<jsi::Value>(
rt, &T::generateAndGetPrekeys, jsInvoker_, instance_);
}
+ jsi::Value validateAndUploadPrekeys(jsi::Runtime &rt) override {
+ static_assert(
+ bridging::getParameterCount(&T::validateAndUploadPrekeys) == 1,
+ "Expected validateAndUploadPrekeys(...) to have 1 parameters");
+
+ return bridging::callFromJs<jsi::Value>(
+ rt, &T::validateAndUploadPrekeys, jsInvoker_, instance_);
+ }
jsi::Value initializeNotificationsSession(jsi::Runtime &rt, jsi::String identityKeys, jsi::String prekey, jsi::String prekeySignature, jsi::String oneTimeKeys) override {
static_assert(
bridging::getParameterCount(&T::initializeNotificationsSession) == 5,
diff --git a/native/schema/CommCoreModuleSchema.js b/native/schema/CommCoreModuleSchema.js
--- a/native/schema/CommCoreModuleSchema.js
+++ b/native/schema/CommCoreModuleSchema.js
@@ -82,6 +82,7 @@
oneTimeKeysAmount: number,
) => Promise<OLMOneTimeKeys>;
+generateAndGetPrekeys: () => Promise<SignedPrekeys>;
+ +validateAndUploadPrekeys: () => Promise<void>;
+initializeNotificationsSession: (
identityKeys: string,
prekey: string,

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