blockchainparams: remove minimum client version

packages/celotool/src/e2e-tests/blockchain_parameters_tests.ts

@@ -64,10 +64,6 @@ describe('Blockchain parameters tests', function (this: any) {
     parameters = await kit.contracts.getBlockchainParameters()
   }
 
-  const setMinimumClientVersion = async (major: number, minor: number, patch: number) => {
-    await parameters.setMinimumClientVersion(major, minor, patch).send({ from: validatorAddress })
-  }
-
   describe('when running a node', () => {
     before(async () => {
       await restartGeth()
@@ -84,19 +80,5 @@ describe('Blockchain parameters tests', function (this: any) {
       const res = await parameters.getBlockGasLimit()
       assert.equal(0, res.comparedTo(23000000))
     })
-    it('should exit when minimum version is updated', async () => {
-      this.timeout(0)
-      await setMinimumClientVersion(1, 9, 99)
-      // The client checks every 60 seconds and then waits 10 seconds before quitting, so we
-      // may have to wait a little over 70 seconds
-      await sleep(75, true)
-      try {
-        // It should have exited by now, call RPC to trigger error
-        await kit.connection.getBlockNumber()
-      } catch (_) {
-        return
-      }
-      throw new Error('expected failure')
-    })
   })
 })

packages/docs/sdk/docs/connect/classes/_connection_.connection.md

@@ -318,7 +318,7 @@ ___
 
 *Defined in [connection.ts:327](https://github.com/celo-org/celo-monorepo/blob/master/packages/sdk/connect/src/connection.ts#L327)*
 
-**`deprecated`** no longer needed since gasPrice is available on minimumClientVersion node rpc
+**`deprecated`** no longer needed since gasPrice is available on node rpc
 
 **Parameters:**
 
@@ -656,7 +656,7 @@ ___
 
 *Defined in [connection.ts:337](https://github.com/celo-org/celo-monorepo/blob/master/packages/sdk/connect/src/connection.ts#L337)*
 
-**`deprecated`** no longer needed since gasPrice is available on minimumClientVersion node rpc
+**`deprecated`** no longer needed since gasPrice is available on node rpc
 
 **Parameters:**
 

packages/docs/sdk/docs/contractkit/classes/_kit_.contractkit.md

@@ -112,7 +112,7 @@ ___
 
 *Defined in [packages/sdk/contractkit/src/kit.ts:113](https://github.com/celo-org/celo-monorepo/blob/master/packages/sdk/contractkit/src/kit.ts#L113)*
 
-**`deprecated`** no longer needed since gasPrice is available on minimumClientVersion node rpc
+**`deprecated`** no longer needed since gasPrice is available on node rpc
 
 ___
 
@@ -246,7 +246,7 @@ ___
 
 *Defined in [packages/sdk/contractkit/src/kit.ts:285](https://github.com/celo-org/celo-monorepo/blob/master/packages/sdk/contractkit/src/kit.ts#L285)*
 
-**`deprecated`** no longer needed since gasPrice is available on minimumClientVersion node rpc
+**`deprecated`** no longer needed since gasPrice is available on node rpc
 
 **Parameters:**
 
@@ -472,7 +472,7 @@ ___
 
 *Defined in [packages/sdk/contractkit/src/kit.ts:210](https://github.com/celo-org/celo-monorepo/blob/master/packages/sdk/contractkit/src/kit.ts#L210)*
 
-**`deprecated`** no longer needed since gasPrice is available on minimumClientVersion node rpc
+**`deprecated`** no longer needed since gasPrice is available on node rpc
 
 **Parameters:**
 

packages/docs/sdk/docs/contractkit/classes/_wrappers_blockchainparameters_.blockchainparameterswrapper.md

@@ -28,7 +28,6 @@ Network parameters that are configurable by governance.
 * [methodIds](_wrappers_blockchainparameters_.blockchainparameterswrapper.md#methodids)
 * [setBlockGasLimit](_wrappers_blockchainparameters_.blockchainparameterswrapper.md#setblockgaslimit)
 * [setIntrinsicGasForAlternativeFeeCurrency](_wrappers_blockchainparameters_.blockchainparameterswrapper.md#setintrinsicgasforalternativefeecurrency)
-* [setMinimumClientVersion](_wrappers_blockchainparameters_.blockchainparameterswrapper.md#setminimumclientversion)
 * [setUptimeLookbackWindow](_wrappers_blockchainparameters_.blockchainparameterswrapper.md#setuptimelookbackwindow)
 
 ### Accessors
@@ -42,7 +41,6 @@ Network parameters that are configurable by governance.
 * [getEpochSizeNumber](_wrappers_blockchainparameters_.blockchainparameterswrapper.md#getepochsizenumber)
 * [getFirstBlockNumberForEpoch](_wrappers_blockchainparameters_.blockchainparameterswrapper.md#getfirstblocknumberforepoch)
 * [getLastBlockNumberForEpoch](_wrappers_blockchainparameters_.blockchainparameterswrapper.md#getlastblocknumberforepoch)
-* [getMinimumClientVersion](_wrappers_blockchainparameters_.blockchainparameterswrapper.md#getminimumclientversion)
 * [getPastEvents](_wrappers_blockchainparameters_.blockchainparameterswrapper.md#getpastevents)
 * [version](_wrappers_blockchainparameters_.blockchainparameterswrapper.md#version)
 
@@ -259,28 +257,6 @@ Name | Type |
 
 ___
 
-###  setMinimumClientVersion
-
-• **setMinimumClientVersion**: *function* = proxySend(
-    this.connection,
-    this.contract.methods.setMinimumClientVersion
-  )
-
-*Defined in [packages/sdk/contractkit/src/wrappers/BlockchainParameters.ts:63](https://github.com/celo-org/celo-monorepo/blob/master/packages/sdk/contractkit/src/wrappers/BlockchainParameters.ts#L63)*
-
-Set minimum client version.
-
-#### Type declaration:
-
-▸ (...`args`: InputArgs): *CeloTransactionObject‹Output›*
-
-**Parameters:**
-
-Name | Type |
------- | ------ |
-`...args` | InputArgs |
-
-___
 
 ###  setUptimeLookbackWindow
 
@@ -387,19 +363,6 @@ Name | Type |
 
 **Returns:** *Promise‹number›*
 
-___
-
-###  getMinimumClientVersion
-
-▸ **getMinimumClientVersion**(): *Promise‹[ClientVersion](../interfaces/_wrappers_blockchainparameters_.clientversion.md)›*
-
-*Defined in [packages/sdk/contractkit/src/wrappers/BlockchainParameters.ts:51](https://github.com/celo-org/celo-monorepo/blob/master/packages/sdk/contractkit/src/wrappers/BlockchainParameters.ts#L51)*
-
-Get minimum client version.
-
-**Returns:** *Promise‹[ClientVersion](../interfaces/_wrappers_blockchainparameters_.clientversion.md)›*
-
-___
 
 ###  getPastEvents
 

packages/docs/sdk/docs/contractkit/interfaces/_wrappers_blockchainparameters_.blockchainparametersconfig.md

@@ -12,8 +12,6 @@
 
 * [blockGasLimit](_wrappers_blockchainparameters_.blockchainparametersconfig.md#blockgaslimit)
 * [intrinsicGasForAlternativeFeeCurrency](_wrappers_blockchainparameters_.blockchainparametersconfig.md#intrinsicgasforalternativefeecurrency)
-* [minimumClientVersion](_wrappers_blockchainparameters_.blockchainparametersconfig.md#minimumclientversion)
-
 ## Properties
 
 ###  blockGasLimit
@@ -29,11 +27,3 @@ ___
 • **intrinsicGasForAlternativeFeeCurrency**: *BigNumber*
 
 *Defined in [packages/sdk/contractkit/src/wrappers/BlockchainParameters.ts:14](https://github.com/celo-org/celo-monorepo/blob/master/packages/sdk/contractkit/src/wrappers/BlockchainParameters.ts#L14)*
-
-___
-
-###  minimumClientVersion
-
-• **minimumClientVersion**: *[ClientVersion](_wrappers_blockchainparameters_.clientversion.md)*
-
-*Defined in [packages/sdk/contractkit/src/wrappers/BlockchainParameters.ts:13](https://github.com/celo-org/celo-monorepo/blob/master/packages/sdk/contractkit/src/wrappers/BlockchainParameters.ts#L13)*

packages/protocol/contracts/governance/BlockchainParameters.sol

@@ -11,6 +11,7 @@ import "../common/UsingPrecompiles.sol";
 contract BlockchainParameters is Ownable, Initializable, UsingPrecompiles {
   using SafeMath for uint256;
 
+  // obsolete
   struct ClientVersion {
     uint256 major;
     uint256 minor;
@@ -26,12 +27,11 @@ contract BlockchainParameters is Ownable, Initializable, UsingPrecompiles {
     uint256 nextValueActivationEpoch;
   }
 
-  ClientVersion private minimumClientVersion;
+  ClientVersion private minimumClientVersion; // obsolete
   uint256 public blockGasLimit;
   uint256 public intrinsicGasForAlternativeFeeCurrency;
   LookbackWindow public uptimeLookbackWindow;
 
-  event MinimumClientVersionSet(uint256 major, uint256 minor, uint256 patch);
   event IntrinsicGasForAlternativeFeeCurrencySet(uint256 gas);
   event BlockGasLimitSet(uint256 limit);
   event UptimeLookbackWindowSet(uint256 window, uint256 activationEpoch);
@@ -44,23 +44,15 @@ contract BlockchainParameters is Ownable, Initializable, UsingPrecompiles {
 
   /**
    * @notice Used in place of the constructor to allow the contract to be upgradable via proxy.
-   * @param major Minimum client version that can be used in the chain, major version.
-   * @param minor Minimum client version that can be used in the chain, minor version.
-   * @param patch Minimum client version that can be used in the chain, patch level.
    * @param _gasForNonGoldCurrencies Intrinsic gas for non-gold gas currencies.
    * @param gasLimit Block gas limit.
    * @param lookbackWindow Lookback window for measuring validator uptime.
    */
-  function initialize(
-    uint256 major,
-    uint256 minor,
-    uint256 patch,
-    uint256 _gasForNonGoldCurrencies,
-    uint256 gasLimit,
-    uint256 lookbackWindow
-  ) external initializer {
+  function initialize(uint256 _gasForNonGoldCurrencies, uint256 gasLimit, uint256 lookbackWindow)
+    external
+    initializer
+  {
     _transferOwnership(msg.sender);
-    setMinimumClientVersion(major, minor, patch);
     setBlockGasLimit(gasLimit);
     setIntrinsicGasForAlternativeFeeCurrency(_gasForNonGoldCurrencies);
     setUptimeLookbackWindow(lookbackWindow);
@@ -74,22 +66,7 @@ contract BlockchainParameters is Ownable, Initializable, UsingPrecompiles {
    * @return Patch version of the contract.
    */
   function getVersionNumber() external pure returns (uint256, uint256, uint256, uint256) {
-    return (1, 2, 0, 0);
-  }
-
-  /**
-   * @notice Sets the minimum client version.
-   * @param major Major version.
-   * @param minor Minor version.
-   * @param patch Patch version.
-   * @dev For example if the version is 1.9.2, 1 is the major version, 9 is minor,
-   * and 2 is the patch level.
-   */
-  function setMinimumClientVersion(uint256 major, uint256 minor, uint256 patch) public onlyOwner {
-    minimumClientVersion.major = major;
-    minimumClientVersion.minor = minor;
-    minimumClientVersion.patch = patch;
-    emit MinimumClientVersionSet(major, minor, patch);
+    return (1, 3, 0, 0);
   }
 
   /**
@@ -149,18 +126,4 @@ contract BlockchainParameters is Ownable, Initializable, UsingPrecompiles {
     }
   }
 
-  /**
-   * @notice Query minimum client version.   
-   * @return Major version number.
-   * @return Minor version number.
-   * @return Patch version number.
-   */
-  function getMinimumClientVersion()
-    external
-    view
-    returns (uint256 major, uint256 minor, uint256 patch)
-  {
-    return (minimumClientVersion.major, minimumClientVersion.minor, minimumClientVersion.patch);
-  }
-
 }

packages/protocol/governanceConstitution.js

@@ -17,7 +17,6 @@ const DefaultConstitution = {
   },
   BlockchainParameters: {
     default: 0.9,
-    setMinimumClientVersion: 0.9,
     setBlockGasLimit: 0.8,
     setIntrinsicGasForAlternativeFeeCurrency: 0.8,
   },

packages/protocol/migrations/19_blockchainparams.ts

@@ -4,11 +4,7 @@ import { config } from '@celo/protocol/migrationsConfig'
 import { BlockchainParametersInstance } from 'types'
 
 const initializeArgs = async (_: string): Promise<any[]> => {
-  const version = config.blockchainParameters.minimumClientVersion
   return [
-    version.major,
-    version.minor,
-    version.patch,
     config.blockchainParameters.gasForNonGoldCurrencies,
     config.blockchainParameters.deploymentBlockGasLimit,
     config.blockchainParameters.uptimeLookbackWindow,

packages/protocol/migrationsConfig.js

@@ -35,11 +35,6 @@ const DefaultConfig = {
   },
   blockchainParameters: {
     gasForNonGoldCurrencies: 50000,
-    minimumClientVersion: {
-      major: 1,
-      minor: 0,
-      patch: 0,
-    },
     deploymentBlockGasLimit: 20000000,
     blockGasLimit: 13000000,
     uptimeLookbackWindow: 12,