Update setConfigFromSource to force config count

contracts/gas-snapshots/llo-feeds.gas-snapshot

@@ -168,9 +168,9 @@ RewardManagerUpdateRewardRecipientsTest:test_updateRecipientsToDifferentSet() (g
 RewardManagerUpdateRewardRecipientsTest:test_updateRecipientsToDifferentSetWithInvalidWeights() (gas: 259546)
 RewardManagerUpdateRewardRecipientsTest:test_updateRecipientsUpdateAndRemoveExistingForLargerSet() (gas: 251938)
 RewardManagerUpdateRewardRecipientsTest:test_updateRecipientsUpdateAndRemoveExistingForSmallerSet() (gas: 250223)
-VerificationdeactivateConfigWhenThereAreMultipleDigestsTest:test_correctlyRemovesAMiddleDigest() (gas: 24155)
-VerificationdeactivateConfigWhenThereAreMultipleDigestsTest:test_correctlyRemovesTheFirstDigest() (gas: 24122)
-VerificationdeactivateConfigWhenThereAreMultipleDigestsTest:test_correctlyUnsetsDigestsInSequence() (gas: 44043)
+VerificationdeactivateConfigWhenThereAreMultipleDigestsTest:test_correctlyRemovesAMiddleDigest() (gas: 24177)
+VerificationdeactivateConfigWhenThereAreMultipleDigestsTest:test_correctlyRemovesTheFirstDigest() (gas: 24144)
+VerificationdeactivateConfigWhenThereAreMultipleDigestsTest:test_correctlyUnsetsDigestsInSequence() (gas: 44109)
 VerificationdeactivateConfigWhenThereAreMultipleDigestsTest:test_revertsIfCalledByNonOwner() (gas: 15016)
 VerificationdeactivateConfigWhenThereAreMultipleDigestsTest:test_revertsIfRemovingAnEmptyDigest() (gas: 10907)
 VerificationdeactivateConfigWhenThereAreMultipleDigestsTest:test_revertsIfRemovingAnNonExistentDigest() (gas: 13381)
@@ -191,8 +191,8 @@ VerifierBulkVerifyBillingReport:test_verifyWithBulkLink() (gas: 578193)
 VerifierBulkVerifyBillingReport:test_verifyWithBulkNative() (gas: 581776)
 VerifierBulkVerifyBillingReport:test_verifyWithBulkNativeUnwrapped() (gas: 589250)
 VerifierBulkVerifyBillingReport:test_verifyWithBulkNativeUnwrappedReturnsChange() (gas: 596277)
-VerifierConstructorTest:test_revertsIfInitializedWithEmptyVerifierProxy() (gas: 59939)
-VerifierConstructorTest:test_setsTheCorrectProperties() (gas: 1788491)
+VerifierConstructorTest:test_revertsIfInitializedWithEmptyVerifierProxy() (gas: 59967)
+VerifierConstructorTest:test_setsTheCorrectProperties() (gas: 1815769)
 VerifierDeactivateFeedWithVerifyTest:test_currentReportAllowsVerification() (gas: 192062)
 VerifierDeactivateFeedWithVerifyTest:test_currentReportFailsVerification() (gas: 111727)
 VerifierDeactivateFeedWithVerifyTest:test_previousReportAllowsVerification() (gas: 99613)
@@ -202,15 +202,15 @@ VerifierProxyAccessControlledVerificationTest:test_revertsIfNoAccess() (gas: 107
 VerifierProxyConstructorTest:test_correctlySetsTheCorrectAccessControllerInterface() (gas: 1439877)
 VerifierProxyConstructorTest:test_correctlySetsTheOwner() (gas: 1419891)
 VerifierProxyConstructorTest:test_correctlySetsVersion() (gas: 6873)
-VerifierProxyInitializeVerifierTest:test_revertsIfDigestAlreadySet() (gas: 54085)
+VerifierProxyInitializeVerifierTest:test_revertsIfDigestAlreadySet() (gas: 54107)
 VerifierProxyInitializeVerifierTest:test_revertsIfNotCorrectVerifier() (gas: 13572)
 VerifierProxyInitializeVerifierTest:test_revertsIfNotOwner() (gas: 17179)
 VerifierProxyInitializeVerifierTest:test_revertsIfVerifierAlreadyInitialized() (gas: 42069)
 VerifierProxyInitializeVerifierTest:test_revertsIfZeroAddress() (gas: 10970)
 VerifierProxyInitializeVerifierTest:test_setFeeManagerWhichDoesntHonourIERC165Interface() (gas: 13815)
 VerifierProxyInitializeVerifierTest:test_setFeeManagerWhichDoesntHonourInterface() (gas: 16301)
 VerifierProxyInitializeVerifierTest:test_setFeeManagerZeroAddress() (gas: 10947)
-VerifierProxyInitializeVerifierTest:test_updatesVerifierIfVerifier() (gas: 53315)
+VerifierProxyInitializeVerifierTest:test_updatesVerifierIfVerifier() (gas: 53337)
 VerifierProxySetAccessControllerTest:test_emitsTheCorrectEvent() (gas: 35384)
 VerifierProxySetAccessControllerTest:test_revertsIfCalledByNonOwner() (gas: 15105)
 VerifierProxySetAccessControllerTest:test_successfullySetsNewAccessController() (gas: 32120)
@@ -221,20 +221,20 @@ VerifierProxyUnsetVerifierWithPreviouslySetVerifierTest:test_correctlyUnsetsVeri
 VerifierProxyUnsetVerifierWithPreviouslySetVerifierTest:test_emitsAnEventAfterUnsettingVerifier() (gas: 17965)
 VerifierProxyVerifyTest:test_proxiesToTheCorrectVerifier() (gas: 198420)
 VerifierProxyVerifyTest:test_revertsIfNoVerifierConfigured() (gas: 114671)
-VerifierSetConfigFromSourceMultipleDigestsTest:test_correctlySetsConfigWhenDigestsAreRemoved() (gas: 538582)
-VerifierSetConfigFromSourceMultipleDigestsTest:test_correctlyUpdatesDigestsOnMultipleVerifiersInTheProxy() (gas: 964048)
-VerifierSetConfigFromSourceMultipleDigestsTest:test_correctlyUpdatesTheDigestInTheProxy() (gas: 520140)
-VerifierSetConfigFromSourceTest:test_revertsIfCalledByNonOwner() (gas: 183115)
-VerifierSetConfigTest:test_correctlyUpdatesTheConfig() (gas: 1057669)
-VerifierSetConfigTest:test_revertsIfCalledByNonOwner() (gas: 182962)
-VerifierSetConfigTest:test_revertsIfDuplicateSigners() (gas: 251529)
-VerifierSetConfigTest:test_revertsIfFaultToleranceIsZero() (gas: 176521)
-VerifierSetConfigTest:test_revertsIfNotEnoughSigners() (gas: 15813)
-VerifierSetConfigTest:test_revertsIfSetWithTooManySigners() (gas: 22191)
-VerifierSetConfigTest:test_revertsIfSignerContainsZeroAddress() (gas: 228002)
-VerifierSetConfigWhenThereAreMultipleDigestsTest:test_correctlySetsConfigWhenDigestsAreRemoved() (gas: 538369)
-VerifierSetConfigWhenThereAreMultipleDigestsTest:test_correctlyUpdatesDigestsOnMultipleVerifiersInTheProxy() (gas: 963617)
-VerifierSetConfigWhenThereAreMultipleDigestsTest:test_correctlyUpdatesTheDigestInTheProxy() (gas: 519921)
+VerifierSetConfigFromSourceMultipleDigestsTest:test_correctlySetsConfigWhenDigestsAreRemoved() (gas: 538873)
+VerifierSetConfigFromSourceMultipleDigestsTest:test_correctlyUpdatesDigestsOnMultipleVerifiersInTheProxy() (gas: 964634)
+VerifierSetConfigFromSourceMultipleDigestsTest:test_correctlyUpdatesTheDigestInTheProxy() (gas: 520434)
+VerifierSetConfigFromSourceTest:test_revertsIfCalledByNonOwner() (gas: 183215)
+VerifierSetConfigTest:test_correctlyUpdatesTheConfig() (gas: 1057922)
+VerifierSetConfigTest:test_revertsIfCalledByNonOwner() (gas: 182984)
+VerifierSetConfigTest:test_revertsIfDuplicateSigners() (gas: 251559)
+VerifierSetConfigTest:test_revertsIfFaultToleranceIsZero() (gas: 176543)
+VerifierSetConfigTest:test_revertsIfNotEnoughSigners() (gas: 15835)
+VerifierSetConfigTest:test_revertsIfSetWithTooManySigners() (gas: 22213)
+VerifierSetConfigTest:test_revertsIfSignerContainsZeroAddress() (gas: 228032)
+VerifierSetConfigWhenThereAreMultipleDigestsTest:test_correctlySetsConfigWhenDigestsAreRemoved() (gas: 538622)
+VerifierSetConfigWhenThereAreMultipleDigestsTest:test_correctlyUpdatesDigestsOnMultipleVerifiersInTheProxy() (gas: 964123)
+VerifierSetConfigWhenThereAreMultipleDigestsTest:test_correctlyUpdatesTheDigestInTheProxy() (gas: 520174)
 VerifierSupportsInterfaceTest:test_falseIfIsNotCorrectInterface() (gas: 5590)
 VerifierSupportsInterfaceTest:test_trueIfIsCorrectInterface() (gas: 5633)
 VerifierTestBillingReport:test_verifyWithLink() (gas: 278565)
@@ -258,7 +258,7 @@ VerifierVerifySingleConfigDigestTest:test_setsTheCorrectEpoch() (gas: 194270)
 Verifier_accessControlledVerify:testVerifyWithAccessControl_gas() (gas: 208853)
 Verifier_bulkVerifyWithFee:testBulkVerifyProxyWithLinkFeeSuccess_gas() (gas: 540715)
 Verifier_bulkVerifyWithFee:testBulkVerifyProxyWithNativeFeeSuccess_gas() (gas: 564087)
-Verifier_setConfig:testSetConfigSuccess_gas() (gas: 922428)
+Verifier_setConfig:testSetConfigSuccess_gas() (gas: 922659)
 Verifier_verify:testVerifyProxySuccess_gas() (gas: 195542)
 Verifier_verify:testVerifySuccess_gas() (gas: 186725)
 Verifier_verifyWithFee:testVerifyProxyWithLinkFeeSuccess_gas() (gas: 242514)

contracts/src/v0.8/llo-feeds/Verifier.sol

@@ -323,6 +323,7 @@ contract Verifier is IVerifier, ConfirmedOwner, TypeAndVersionInterface {
       feedId,
       block.chainid,
       address(this),
+      0, // 0 defaults to feedConfig.configCount + 1
       signers,
       offchainTransmitters,
       f,
@@ -338,6 +339,7 @@ contract Verifier is IVerifier, ConfirmedOwner, TypeAndVersionInterface {
     bytes32 feedId,
     uint256 sourceChainId,
     address sourceAddress,
+    uint32 newConfigCount,
     address[] memory signers,
     bytes32[] memory offchainTransmitters,
     uint8 f,
@@ -350,6 +352,7 @@ contract Verifier is IVerifier, ConfirmedOwner, TypeAndVersionInterface {
       feedId,
       sourceChainId,
       sourceAddress,
+      newConfigCount,
       signers,
       offchainTransmitters,
       f,
@@ -364,6 +367,7 @@ contract Verifier is IVerifier, ConfirmedOwner, TypeAndVersionInterface {
   /// @param feedId Feed ID to set config for
   /// @param sourceChainId Chain ID of source config
   /// @param sourceAddress Address of source config Verifier
+  /// @param newConfigCount Optional param to force the new config count
   /// @param signers addresses with which oracles sign the reports
   /// @param offchainTransmitters CSA key for the ith Oracle
   /// @param f number of faulty oracles the system can tolerate
@@ -375,6 +379,7 @@ contract Verifier is IVerifier, ConfirmedOwner, TypeAndVersionInterface {
     bytes32 feedId,
     uint256 sourceChainId,
     address sourceAddress,
+    uint32 newConfigCount,
     address[] memory signers,
     bytes32[] memory offchainTransmitters,
     uint8 f,
@@ -386,7 +391,8 @@ contract Verifier is IVerifier, ConfirmedOwner, TypeAndVersionInterface {
     VerifierState storage feedVerifierState = s_feedVerifierStates[feedId];
 
     // Increment the number of times a config has been set first
-    feedVerifierState.configCount++;
+    if (newConfigCount > 0) feedVerifierState.configCount = newConfigCount;
+    else feedVerifierState.configCount++;
 
     bytes32 configDigest = _configDigestFromConfigData(
       feedId,

contracts/src/v0.8/llo-feeds/interfaces/IVerifier.sol

@@ -45,6 +45,7 @@ interface IVerifier is IERC165 {
    * @param feedId Feed ID to set config for
    * @param sourceChainId Chain ID of source config
    * @param sourceAddress Address of source config Verifier
+   * @param newConfigCount Param to force the new config count
    * @param signers addresses with which oracles sign the reports
    * @param offchainTransmitters CSA key for the ith Oracle
    * @param f number of faulty oracles the system can tolerate
@@ -57,6 +58,7 @@ interface IVerifier is IERC165 {
     bytes32 feedId,
     uint256 sourceChainId,
     address sourceAddress,
+    uint32 newConfigCount,
     address[] memory signers,
     bytes32[] memory offchainTransmitters,
     uint8 f,

contracts/src/v0.8/llo-feeds/test/mocks/ErroredVerifier.sol

@@ -46,6 +46,7 @@ contract ErroredVerifier is IVerifier {
     bytes32,
     uint256,
     address,
+    uint32,
     address[] memory,
     bytes32[] memory,
     uint8,

contracts/src/v0.8/llo-feeds/test/verifier/VerifierSetConfigFromSourceTest.t.sol

@@ -20,6 +20,7 @@ contract VerifierSetConfigFromSourceTest is BaseTest {
       FEED_ID,
       12345,
       address(12345),
+      0,
       _getSignerAddresses(signers),
       s_offchaintransmitters,
       FAULT_TOLERANCE,
@@ -39,6 +40,7 @@ contract VerifierSetConfigFromSourceMultipleDigestsTest is BaseTestWithMultipleC
       FEED_ID,
       12345,
       address(12345),
+      0,
       _getSignerAddresses(newSigners),
       s_offchaintransmitters,
       4,
@@ -60,6 +62,7 @@ contract VerifierSetConfigFromSourceMultipleDigestsTest is BaseTestWithMultipleC
       FEED_ID_2,
       12345,
       address(12345),
+      0,
       _getSignerAddresses(newSigners),
       s_offchaintransmitters,
       4,
@@ -77,6 +80,7 @@ contract VerifierSetConfigFromSourceMultipleDigestsTest is BaseTestWithMultipleC
       FEED_ID_3,
       12345,
       address(12345),
+      0,
       _getSignerAddresses(newSigners),
       s_offchaintransmitters,
       4,
@@ -100,6 +104,7 @@ contract VerifierSetConfigFromSourceMultipleDigestsTest is BaseTestWithMultipleC
       FEED_ID,
       12345,
       address(s_verifier),
+      0,
       _getSignerAddresses(newSigners),
       s_offchaintransmitters,
       4,