add startafter to corn

Co-authored-by: tequ <git@tequ.dev>

CONTRIBUTING.md

@@ -176,10 +176,9 @@ existing maintainer without a vote.
 
 ## Current Maintainers
 
-* [Richard Holland](https://github.com/RichardAH) (XRPL Labs + INFTF)
+* [Richard Holland](https://github.com/RichardAH) (XRPL Labs + XRP Ledger Foundation)
-* [Denis Angell](https://github.com/dangell7) (XRPL Labs + INFTF)
+* [Denis Angell](https://github.com/dangell7) (XRPL Labs + XRP Ledger Foundation)
-* [Wietse Wind](https://github.com/WietseWind) (XRPL Labs + INFTF)
+* [Wietse Wind](https://github.com/WietseWind) (XRPL Labs + XRP Ledger Foundation)
-* [tequ](https://github.com/tequdev) (Independent + INFTF)
 
 
 [1]: https://docs.github.com/en/get-started/quickstart/contributing-to-projects

hook/sfcodes.h

@@ -62,9 +62,6 @@
 #define sfEmitGeneration ((2U << 16U) + 46U)
 #define sfLockCount ((2U << 16U) + 49U)
 #define sfFirstNFTokenSequence ((2U << 16U) + 50U)
-#define sfStartTime ((2U << 16U) + 93U)
-#define sfRepeatCount ((2U << 16U) + 94U)
-#define sfDelaySeconds ((2U << 16U) + 95U)
 #define sfXahauActivationLgrSeq ((2U << 16U) + 96U)
 #define sfImportSequence ((2U << 16U) + 97U)
 #define sfRewardTime ((2U << 16U) + 98U)
@@ -132,7 +129,6 @@
 #define sfGovernanceFlags ((5U << 16U) + 99U)
 #define sfGovernanceMarks ((5U << 16U) + 98U)
 #define sfEmittedTxnID ((5U << 16U) + 97U)
-#define sfCron ((5U << 16U) + 95U)
 #define sfAmount ((6U << 16U) + 1U)
 #define sfBalance ((6U << 16U) + 2U)
 #define sfLimitAmount ((6U << 16U) + 3U)

hook/tts.h

@@ -31,8 +31,6 @@
 #define ttURITOKEN_BUY 47
 #define ttURITOKEN_CREATE_SELL_OFFER 48
 #define ttURITOKEN_CANCEL_SELL_OFFER 49
-#define ttCRON 92
-#define ttCRON_SET 93
 #define ttREMIT 95
 #define ttGENESIS_MINT 96
 #define ttIMPORT 97

src/ripple/app/tx/impl/Change.cpp

@@ -94,6 +94,21 @@ Change::preflight(PreflightContext const& ctx)
                                   "of sfImportVLKey, sfActiveValidator";
             return temMALFORMED;
         }
+
+        // if we do specify import_vl_keys in config then we won't approve keys
+        // that aren't on our list
+        if (ctx.tx.isFieldPresent(sfImportVLKey) &&
+            !ctx.app.config().IMPORT_VL_KEYS.empty())
+        {
+            auto const& inner = const_cast<ripple::STTx&>(ctx.tx)
+                                    .getField(sfImportVLKey)
+                                    .downcast<STObject>();
+            auto const pk = inner.getFieldVL(sfPublicKey);
+            std::string const strPk = strHex(makeSlice(pk));
+            if (ctx.app.config().IMPORT_VL_KEYS.find(strPk) ==
+                ctx.app.config().IMPORT_VL_KEYS.end())
+                return telIMPORT_VL_KEY_NOT_RECOGNISED;
+        }
     }
 
     return tesSUCCESS;
@@ -153,42 +168,9 @@ Change::preclaim(PreclaimContext const& ctx)
             return tesSUCCESS;
         case ttAMENDMENT:
         case ttUNL_MODIFY:
+        case ttUNL_REPORT:
         case ttEMIT_FAILURE:
             return tesSUCCESS;
-        case ttUNL_REPORT: {
-            if (!ctx.tx.isFieldPresent(sfImportVLKey) ||
-                ctx.app.config().IMPORT_VL_KEYS.empty())
-                return tesSUCCESS;
-
-            // if we do specify import_vl_keys in config then we won't approve
-            // keys that aren't on our list and/or aren't in the ledger object
-            auto const& inner = const_cast<ripple::STTx&>(ctx.tx)
-                                    .getField(sfImportVLKey)
-                                    .downcast<STObject>();
-            auto const pkBlob = inner.getFieldVL(sfPublicKey);
-            std::string const strPk = strHex(makeSlice(pkBlob));
-            if (ctx.app.config().IMPORT_VL_KEYS.find(strPk) !=
-                ctx.app.config().IMPORT_VL_KEYS.end())
-                return tesSUCCESS;
-
-            auto const pkType = publicKeyType(makeSlice(pkBlob));
-            if (!pkType)
-                return tefINTERNAL;
-
-            PublicKey const pk(makeSlice(pkBlob));
-
-            // check on ledger
-            if (auto const unlRep = ctx.view.read(keylet::UNLReport());
-                unlRep && unlRep->isFieldPresent(sfImportVLKeys))
-            {
-                auto const& vlKeys = unlRep->getFieldArray(sfImportVLKeys);
-                for (auto const& k : vlKeys)
-                    if (PublicKey(k[sfPublicKey]) == pk)
-                        return tesSUCCESS;
-            }
-
-            return telIMPORT_VL_KEY_NOT_RECOGNISED;
-        }
         default:
             return temUNKNOWN;
     }

src/ripple/app/tx/impl/Cron.cpp

@@ -121,11 +121,11 @@ Cron::doApply()
     uint32_t delay = sleCron->getFieldU32(sfDelaySeconds);
     uint32_t recur = sleCron->getFieldU32(sfRepeatCount);
 
-    uint32_t lastStartTime = sleCron->getFieldU32(sfStartTime);
+    uint32_t currentTime = view.parentCloseTime().time_since_epoch().count();
 
     // do all this sanity checking before we modify the ledger...
-    uint32_t afterTime = lastStartTime + delay;
+    uint32_t afterTime = currentTime + delay;
-    if (afterTime < lastStartTime)
+    if (afterTime < currentTime)
         return tefINTERNAL;
 
     // in all circumstances the Cron object is deleted...
@@ -163,7 +163,6 @@ Cron::doApply()
     sleCron->setFieldU64(sfOwnerNode, *page);
     sleCron->setFieldU32(sfDelaySeconds, delay);
     sleCron->setFieldU32(sfRepeatCount, recur - 1);
-    sleCron->setFieldU32(sfStartTime, afterTime);
     sleCron->setAccountID(sfOwner, id);
 
     sle->setFieldH256(sfCron, klCron.key);

src/ripple/app/tx/impl/SetCron.cpp

@@ -51,74 +51,80 @@ SetCron::preflight(PreflightContext const& ctx)
         return temINVALID_FLAG;
     }
 
-    // DelaySeconds (D), RepeatCount (R), StartTime (S)
+    // StartAfter(s) DelaySeconds (D), RepeatCount (R)
-    // DRS - Set Cron with Delay and Repeat and StartTime
+
-    // DR- - Invalid(StartTime is required)
+    // SDR - Set Cron with After, Delay and Repeat
-    // D-S - Invalid (both DelaySeconds and RepeatCount are required)
+    // SD- - Invalid, if repeat count isn't included then only start or delay
-    // -RS - Invalid (both DelaySeconds and RepeatCount are required)
+    // S-R - Invalid
-    // --S - Onetime cron with StartTime only
+    // S-- - Set Cron with After for a once off execution
-    // -- - Clear any existing cron (succeeds even if there isn't one) / with
+
+    // -DR - Set Cron with Delay and Repeat
+    // -D- - Set Cron (once off) with Delay only (repat implicitly 0)
+    // --R - Invalid
+    // --- - Clear any existing cron (succeeds even if there isn't one) / with
     // tfCronUnset flag set
 
+    bool const hasStart = tx.isFieldPresent(sfStartAfter);
     bool const hasDelay = tx.isFieldPresent(sfDelaySeconds);
     bool const hasRepeat = tx.isFieldPresent(sfRepeatCount);
-    bool const hasStartTime = tx.isFieldPresent(sfStartTime);
 
+    // unset is a special case, handle first
     if (tx.isFlag(tfCronUnset))
     {
-        // delete operation
+        if (hasDelay || hasRepeat || hasStart)
-        if (hasDelay || hasRepeat || hasStartTime)
         {
             JLOG(j.debug()) << "SetCron: tfCronUnset flag cannot be used with "
-                               "DelaySeconds, RepeatCount or StartTime.";
+                               "DelaySeconds or RepeatCount.";
             return temMALFORMED;
         }
+
+        return preflight2(ctx);
+    }
+
+    if (hasStart)
+    {
+        if (hasRepeat && hasDelay)
+        {
+            // valid, this is a fully specified cron
+            // fall through to validate other fields
+        }
+        else if (!hasRepeat && !hasDelay)
+        {
+            // valid this is a once off cron
+            // no other fields to validate, done
+            return preflight2(ctx);
         }
         else
         {
-        // create operation
+            // invalid, must specify both or neither repeat and delay count with
-
+            // startafter
-        if (!hasStartTime)
+            JLOG(j.debug()) << "SetCron: StartAfter can only be used with "
-        {
+                               "either both or neither of "
-            JLOG(j.debug())
+                               "DelaySeconds and RepeatCount.";
-                << "SetCron: StartTime is required. Use StartTime=0 for "
-                   "immediate execution, or specify a future timestamp.";
             return temMALFORMED;
         }
+    }
 
-        if ((!hasDelay && hasRepeat) || (hasDelay && !hasRepeat))
+    if (!hasDelay)
     {
-            JLOG(j.debug())
+        JLOG(j.debug()) << "SetCron: DelaySeconds or StartAfter must be "
-                << "SetCron: DelaySeconds and RepeatCount must both be present "
+                           "specified to create a cron.";
-                   "for recurring crons, or both absent for one-off crons.";
         return temMALFORMED;
     }
 
     // check delay is not too high
-        if (hasDelay)
-        {
     auto delay = tx.getFieldU32(sfDelaySeconds);
     if (delay > 31536000UL /* 365 days in seconds */)
     {
-                JLOG(j.debug())
+        JLOG(j.debug()) << "SetCron: DelaySeconds was too high. (max 365 "
-                    << "SetCron: DelaySeconds was too high. (max 365 "
                            "days in seconds).";
         return temMALFORMED;
     }
-        }
 
     // check repeat is not too high
     if (hasRepeat)
     {
         auto recur = tx.getFieldU32(sfRepeatCount);
-            if (recur == 0)
-            {
-                JLOG(j.debug())
-                    << "SetCron: RepeatCount must be greater than 0."
-                       "For one-time execution, omit DelaySeconds and "
-                       "RepeatCount.";
-                return temMALFORMED;
-            }
         if (recur > 256)
         {
             JLOG(j.debug())
@@ -127,7 +133,6 @@ SetCron::preflight(PreflightContext const& ctx)
             return temMALFORMED;
         }
     }
-    }
 
     return preflight2(ctx);
 }
@@ -135,28 +140,30 @@ SetCron::preflight(PreflightContext const& ctx)
 TER
 SetCron::preclaim(PreclaimContext const& ctx)
 {
-    if (ctx.tx.isFieldPresent(sfStartTime) &&
+    if (ctx.tx.isFieldPresent(sfStartAfter))
-        ctx.tx.getFieldU32(sfStartTime) != 0)
     {
-        // StartTime 0 means the cron will execute immediately
+        uint32_t currentTime =
-
-        auto const startTime = ctx.tx.getFieldU32(sfStartTime);
-        auto const parentCloseTime =
             ctx.view.parentCloseTime().time_since_epoch().count();
+        uint32_t afterTime = ctx.tx.getFieldU32(sfStartAfter);
 
-        if (startTime < parentCloseTime)
+        if (afterTime <= currentTime)
         {
-            JLOG(ctx.j.debug()) << "SetCron: StartTime must be in the future "
+            // we'll pass this as though they meant execute asap, similar to a
-                                   "(or 0 for immediate execution)";
+            // delay of 0
-            return tecEXPIRED;
+            return tesSUCCESS;
         }
 
-        if (startTime > ctx.view.parentCloseTime().time_since_epoch().count() +
+        uint32_t waitSeconds = afterTime - currentTime;
-                365 * 24 * 60 * 60)
+
+        if (waitSeconds > afterTime)
+            return tefINTERNAL;
+
+        if (waitSeconds >> 31536000UL /* 365 days in seconds */)
         {
-            JLOG(ctx.j.debug()) << "SetCron: StartTime is too far in the "
+            JLOG(ctx.j.debug())
-                                   "future (max 365 days).";
+                << "SetCron: DelaySeconds was too high. (max 365 "
-            return tecEXPIRED;
+                   "days in seconds).";
+            return tecSTART_AFTER_TOO_HIGH;
         }
     }
     return tesSUCCESS;
@@ -174,7 +181,7 @@ SetCron::doApply()
     // ledger.
     uint32_t delay{0};
     uint32_t recur{0};
-    uint32_t startTime{0};
+    uint32_t after{0};
 
     if (!isDelete)
     {
@@ -182,14 +189,20 @@ SetCron::doApply()
             delay = tx.getFieldU32(sfDelaySeconds);
         if (tx.isFieldPresent(sfRepeatCount))
             recur = tx.getFieldU32(sfRepeatCount);
-        if (tx.isFieldPresent(sfStartTime))
-        {
-            startTime = tx.getFieldU32(sfStartTime);
-            if (startTime == 0)
-                startTime = view.parentCloseTime().time_since_epoch().count();
-        }
     }
 
+    uint32_t currentTime = view.parentCloseTime().time_since_epoch().count();
+
+    // do all this sanity checking before we modify the ledger...
+    // even for a delete operation this will fall through without incident
+
+    uint32_t afterTime = tx.isFieldPresent(sfStartAfter)
+        ? tx.getFieldU32(sfStartAfter)
+        : currentTime + delay;
+
+    if (afterTime < currentTime)
+        return tefINTERNAL;
+
     AccountID const& id = tx.getAccountID(sfAccount);
     auto sle = view.peek(keylet::account(id));
     if (!sle)
@@ -239,7 +252,7 @@ SetCron::doApply()
     // execution to here means we're creating a new Cron object and adding it to
     // the user's owner dir
 
-    Keylet klCron = keylet::cron(startTime, id);
+    Keylet klCron = keylet::cron(afterTime, id);
 
     std::shared_ptr<SLE> sleCron = std::make_shared<SLE>(klCron);
 
@@ -263,7 +276,6 @@ SetCron::doApply()
     adjustOwnerCount(view, sle, 1, j_);
 
     // set the fields
-    sleCron->setFieldU32(sfStartTime, startTime);
     sleCron->setFieldU32(sfDelaySeconds, delay);
     sleCron->setFieldU32(sfRepeatCount, recur);
     sleCron->setAccountID(sfOwner, id);
@@ -282,18 +294,18 @@ SetCron::calculateBaseFee(ReadView const& view, STTx const& tx)
 {
     auto const baseFee = Transactor::calculateBaseFee(view, tx);
 
+    auto const hasRepeat = tx.isFieldPresent(sfRepeatCount);
+
     if (tx.isFlag(tfCronUnset))
         // delete cron
         return baseFee;
 
-    auto const repeatCount =
-        tx.isFieldPresent(sfRepeatCount) ? tx.getFieldU32(sfRepeatCount) : 0;
-
     // factor a cost based on the total number of txns expected
     // for RepeatCount of 0 we have this txn (SetCron) and the
     // single Cron txn (2). For a RepeatCount of 1 we have this txn,
     // the first time the cron executes, and the second time (3).
-    uint32_t const additionalExpectedExecutions = 1 + repeatCount;
+    uint32_t const additionalExpectedExecutions =
+        hasRepeat ? tx.getFieldU32(sfRepeatCount) + 1 : 1;
     auto const additionalFee = baseFee * additionalExpectedExecutions;
 
     if (baseFee + additionalFee < baseFee)

src/ripple/protocol/SField.h

@@ -412,7 +412,7 @@ extern SF_UINT32 const sfImportSequence;
 extern SF_UINT32 const sfXahauActivationLgrSeq;
 extern SF_UINT32 const sfDelaySeconds;
 extern SF_UINT32 const sfRepeatCount;
-extern SF_UINT32 const sfStartTime;
+extern SF_UINT32 const sfStartAfter;
 
 // 64-bit integers (common)
 extern SF_UINT64 const sfIndexNext;

src/ripple/protocol/TER.h

@@ -343,6 +343,7 @@ enum TECcodes : TERUnderlyingType {
     tecINSUF_RESERVE_SELLER = 187,
     tecIMMUTABLE = 188,
     tecTOO_MANY_REMARKS = 189,
+    tecSTART_AFTER_TOO_HIGH = 190,
     tecLAST_POSSIBLE_ENTRY = 255,
 };
 

src/ripple/protocol/impl/LedgerFormats.cpp

@@ -371,7 +371,6 @@ LedgerFormats::LedgerFormats()
         ltCRON,
         {
             {sfOwner,                soeREQUIRED},
-            {sfStartTime,            soeREQUIRED},
             {sfDelaySeconds,         soeREQUIRED},
             {sfRepeatCount,          soeREQUIRED},
             {sfOwnerNode,            soeREQUIRED},

src/ripple/protocol/impl/SField.cpp

@@ -157,7 +157,7 @@ CONSTRUCT_TYPED_SFIELD(sfLockCount,             "LockCount",            UINT32,
 
 CONSTRUCT_TYPED_SFIELD(sfFirstNFTokenSequence,  "FirstNFTokenSequence", UINT32,    50);
 
-CONSTRUCT_TYPED_SFIELD(sfStartTime,             "StartTime",            UINT32,    93);
+CONSTRUCT_TYPED_SFIELD(sfStartAfter,            "StartAfter",           UINT32,    93);
 CONSTRUCT_TYPED_SFIELD(sfRepeatCount,           "RepeatCount",          UINT32,    94);
 CONSTRUCT_TYPED_SFIELD(sfDelaySeconds,          "DelaySeconds",         UINT32,    95);
 CONSTRUCT_TYPED_SFIELD(sfXahauActivationLgrSeq, "XahauActivationLgrSeq",UINT32,    96);

src/ripple/protocol/impl/TER.cpp

@@ -94,6 +94,7 @@ transResults()
         MAKE_ERROR(tecINSUF_RESERVE_SELLER,          "The seller of an object has insufficient reserves, and thus cannot complete the sale."),
         MAKE_ERROR(tecIMMUTABLE,                     "The remark is marked immutable on the object, and therefore cannot be updated."),
         MAKE_ERROR(tecTOO_MANY_REMARKS,              "The number of remarks on the object would exceed the limit of 32."),
+        MAKE_ERROR(tecSTART_AFTER_TOO_HIGH,          "The proposed StartAfter time is greater than one year away."),
         MAKE_ERROR(tefALREADY,                     "The exact transaction was already in this ledger."),
         MAKE_ERROR(tefBAD_ADD_AUTH,                "Not authorized to add account."),
         MAKE_ERROR(tefBAD_AUTH,                    "Transaction's public key is not authorized."),

src/ripple/protocol/impl/TxFormats.cpp

@@ -486,7 +486,7 @@ TxFormats::TxFormats()
         {
             {sfDelaySeconds, soeOPTIONAL},
             {sfRepeatCount, soeOPTIONAL},
-            {sfStartTime, soeOPTIONAL},
+            {sfStartAfter, soeOPTIONAL},
         },
         commonFields);
 }

src/test/app/Cron_test.cpp

@@ -48,13 +48,9 @@ struct Cron_test : public beast::unit_test::suite
             auto const expectResult =
                 withCron ? ter(tesSUCCESS) : ter(temDISABLED);
 
+            auto tx = cron::set(alice);
             // CLAIM
-            env(cron::set(alice),
+            env(cron::set(alice), cron::delay(100), fee(XRP(1)), expectResult);
-                cron::startTime(0),
-                cron::repeat(100),
-                cron::delay(100),
-                fee(XRP(1)),
-                expectResult);
             env.close();
         }
     }
@@ -74,10 +70,9 @@ struct Cron_test : public beast::unit_test::suite
         env.fund(XRP(1000), alice);
         env.close();
 
-        // create
+        // create with RepeatCount
         auto expected = baseFee * 2 + baseFee * 256;
         env(cron::set(alice),
-            cron::startTime(0),
             cron::delay(356 * 24 * 60 * 60),
             cron::repeat(256),
             fee(expected - 1),
@@ -85,13 +80,26 @@ struct Cron_test : public beast::unit_test::suite
         env.close();
 
         env(cron::set(alice),
-            cron::startTime(0),
             cron::delay(356 * 24 * 60 * 60),
             cron::repeat(256),
             fee(expected),
             ter(tesSUCCESS));
         env.close();
 
+        // create with no RepeatCount
+        expected = baseFee * 2;
+        env(cron::set(alice),
+            cron::delay(356 * 24 * 60 * 60),
+            fee(expected - 1),
+            ter(telINSUF_FEE_P));
+        env.close();
+
+        env(cron::set(alice),
+            cron::delay(356 * 24 * 60 * 60),
+            fee(expected),
+            ter(tesSUCCESS));
+        env.close();
+
         // delete
         expected = baseFee;
         env(cron::set(alice),
@@ -135,47 +143,30 @@ struct Cron_test : public beast::unit_test::suite
 
         // temMALFORMED
         {
-            // Invalid DelaySeconds and RepeatCount and StartTime are not
+            // Invalid both DelaySeconds and RepeatCount are not specified
-            // specified
             env(cron::set(alice), ter(temMALFORMED));
 
-            // Invalid DelaySeconds and RepeatCount combination with StartTime
+            // Invalid DelaySeconds and RepeatCount combination
-            env(cron::set(alice),
+            // (only RepeatCount specified)
-                cron::startTime(100),
+            env(cron::set(alice), cron::repeat(256), ter(temMALFORMED));
-                cron::delay(356 * 24 * 60 * 60),
-                ter(temMALFORMED));
-            env(cron::set(alice),
-                cron::startTime(100),
-                cron::repeat(256),
-                ter(temMALFORMED));
 
             // Invalid DelaySeconds
             env(cron::set(alice),
-                cron::startTime(100),
                 cron::delay(365 * 24 * 60 * 60 + 1),
                 cron::repeat(256),
                 ter(temMALFORMED));
 
             // Invalid RepeatCount
             env(cron::set(alice),
-                cron::startTime(100),
                 cron::delay(365 * 24 * 60 * 60),
                 cron::repeat(257),
                 ter(temMALFORMED));
 
-            // Invalid with tfCronUnset flag
+            // Invalid tfCronUnset flag
             env(cron::set(alice),
                 cron::delay(365 * 24 * 60 * 60),
                 txflags(tfCronUnset),
                 ter(temMALFORMED));
-            env(cron::set(alice),
-                cron::repeat(100),
-                txflags(tfCronUnset),
-                ter(temMALFORMED));
-            env(cron::set(alice),
-                cron::startTime(100),
-                txflags(tfCronUnset),
-                ter(temMALFORMED));
         }
     }
 
@@ -188,25 +179,9 @@ struct Cron_test : public beast::unit_test::suite
 
         auto const alice = Account("alice");
         Env env{*this, features | featureCron};
-        env.fund(XRP(1000), alice);
-        env.close();
 
-        // Past StartTime
+        // there is no check in preclaim
-        env(cron::set(alice),
+        BEAST_EXPECT(true);
-            cron::startTime(
-                env.timeKeeper().now().time_since_epoch().count() - 1),
-            fee(XRP(1)),
-            ter(tecEXPIRED));
-        env.close();
-
-        // Too far Future StartTime
-        env(cron::set(alice),
-            cron::startTime(
-                env.timeKeeper().now().time_since_epoch().count() +
-                365 * 24 * 60 * 60 + 1),
-            fee(XRP(1)),
-            ter(tecEXPIRED));
-        env.close();
     }
 
     void
@@ -224,10 +199,7 @@ struct Cron_test : public beast::unit_test::suite
         auto const aliceOwnerCount = ownerCount(env, alice);
 
         // create cron
-        auto parentCloseTime =
-            env.current()->parentCloseTime().time_since_epoch().count();
         env(cron::set(alice),
-            cron::startTime(parentCloseTime + 356 * 24 * 60 * 60),
             cron::delay(356 * 24 * 60 * 60),
             cron::repeat(256),
             fee(XRP(1)),
@@ -247,15 +219,9 @@ struct Cron_test : public beast::unit_test::suite
         BEAST_EXPECT(
             cronSle->getFieldU32(sfDelaySeconds) == 356 * 24 * 60 * 60);
         BEAST_EXPECT(cronSle->getFieldU32(sfRepeatCount) == 256);
-        BEAST_EXPECT(
-            cronSle->getFieldU32(sfStartTime) ==
-            parentCloseTime + 356 * 24 * 60 * 60);
 
         // update cron
-        parentCloseTime =
-            env.current()->parentCloseTime().time_since_epoch().count();
         env(cron::set(alice),
-            cron::startTime(0),
             cron::delay(100),
             cron::repeat(10),
             fee(XRP(1)),
@@ -277,7 +243,6 @@ struct Cron_test : public beast::unit_test::suite
         BEAST_EXPECT(cronSle2);
         BEAST_EXPECT(cronSle2->getFieldU32(sfDelaySeconds) == 100);
         BEAST_EXPECT(cronSle2->getFieldU32(sfRepeatCount) == 10);
-        BEAST_EXPECT(cronSle2->getFieldU32(sfStartTime) == parentCloseTime);
 
         // delete cron
         env(cron::set(alice),
@@ -324,7 +289,6 @@ struct Cron_test : public beast::unit_test::suite
             auto repeatCount = 10;
 
             env(cron::set(alice),
-                cron::startTime(baseTime + 100),
                 cron::delay(100),
                 cron::repeat(repeatCount),
                 fee(XRP(1)));
@@ -347,7 +311,7 @@ struct Cron_test : public beast::unit_test::suite
                 }
 
                 // close after 100 seconds passed
-                env.close(10s);
+                env.close();
 
                 auto txns = env.closed()->txs;
                 auto size = std::distance(txns.begin(), txns.end());
@@ -384,7 +348,8 @@ struct Cron_test : public beast::unit_test::suite
                             cronSle->getAccountID(sfOwner) == alice.id());
 
                         // set new base time
-                        baseTime = baseTime + 100;
+                        baseTime =
+                            env.timeKeeper().now().time_since_epoch().count();
                         lastCronKeylet = cronKeylet;
                     }
                     else
@@ -415,7 +380,7 @@ struct Cron_test : public beast::unit_test::suite
 
             for (auto const& account : accounts)
             {
-                env(cron::set(account), cron::startTime(0), fee(XRP(1)));
+                env(cron::set(account), cron::delay(0), fee(XRP(1)));
             }
             env.close();
 

src/test/app/SetHookTSH_test.cpp

@@ -6297,7 +6297,6 @@ private:
 
             // cron set
             env(cron::set(account),
-                cron::startTime(0),
                 cron::delay(100),
                 cron::repeat(1),
                 fee(XRP(1)),
@@ -6333,11 +6332,8 @@ private:
             env.fund(XRP(1000), account);
             env.close();
 
-            auto const baseTime =
-                env.current()->parentCloseTime().time_since_epoch().count();
             // cron set
             env(cron::set(account),
-                cron::startTime(baseTime + 100),
                 cron::delay(100),
                 cron::repeat(1),
                 fee(XRP(1)),

src/test/consensus/UNLReport_test.cpp

@@ -357,32 +357,6 @@ class UNLReport_test : public beast::unit_test::suite
             BEAST_EXPECT(isImportVL(env, ivlKeys[0]) == true);
             BEAST_EXPECT(isImportVL(env, ivlKeys[1]) == false);
             BEAST_EXPECT(isActiveValidator(env, vlKeys[0]) == true);
-
-            // now test unrecognised keys that are already present in the ledger
-            // object (flap fix)
-            l = std::make_shared<Ledger>(
-                *l, env.app().timeKeeper().closeTime());
-
-            // insert a ttUNL_REPORT pseudo into the open ledger
-            env.app().openLedger().modify(
-                [&](OpenView& view, beast::Journal j) -> bool {
-                    STTx tx = createUNLRTx(l->seq(), ivlKeys[1], vlKeys[0]);
-                    uint256 txID = tx.getTransactionID();
-                    auto s = std::make_shared<ripple::Serializer>();
-                    tx.add(*s);
-                    env.app().getHashRouter().setFlags(txID, SF_PRIVATE2);
-                    view.rawTxInsert(txID, std::move(s), nullptr);
-                    return true;
-                });
-
-            BEAST_EXPECT(hasUNLReport(env) == true);
-
-            // close the ledger
-            env.close();
-
-            BEAST_EXPECT(isImportVL(env, ivlKeys[0]) == true);
-            BEAST_EXPECT(isImportVL(env, ivlKeys[1]) == false);
-            BEAST_EXPECT(isActiveValidator(env, vlKeys[0]) == true);
         }
     }
 

src/test/jtx/cron.h

@@ -34,21 +34,6 @@ namespace cron {
 Json::Value
 set(jtx::Account const& account);
 
-/** Sets the optional StartTime on a JTx. */
-class startTime
-{
-private:
-    uint32_t startTime_;
-
-public:
-    explicit startTime(uint32_t startTime) : startTime_(startTime)
-    {
-    }
-
-    void
-    operator()(Env&, JTx& jtx) const;
-};
-
 /** Sets the optional DelaySeconds on a JTx. */
 class delay
 {

src/test/jtx/impl/cron.cpp

@@ -37,12 +37,6 @@ set(jtx::Account const& account)
     return jv;
 }
 
-void
-startTime::operator()(Env& env, JTx& jt) const
-{
-    jt.jv[sfStartTime.jsonName] = startTime_;
-}
-
 void
 delay::operator()(Env& env, JTx& jt) const
 {