SSVNetwork
Last updated
Last updated
The SSVNetwork contract is the main contract for operations and management.
registerOperator(publicKey, operatorFee, setPrivate)
Description: Registers a new operator (key) with a set fee, fails if fee is less than the minimal fee.
Parameter
Type
Description
publicKey
bytes
The operator public key (generated as part of the node setup).
operatorFee
uint256 (casted to uint64)
The fee charged by the operator (denominated as $SSV tokens per block) Amount must be shrinkable (divisible by 10000000)
setPrivate
bool
Events:
OperatorAdded(uint64 indexed operatorId, address indexed owner, bytes publicKey, uint256 fee)
OperatorPrivacyStatusUpdated(uint64[] operatorIds, bool toPrivate)
removeOperator(operatorId)
Description: Permanently removes the operator from the network (irreversible).
Parameter
Type
Description
operatorId
uint64
The operator id
Events:
OperatorRemoved(uint64 indexed operatorId)
withdrawOperatorEarnings(operatorId)
Description: Withdraws a specified amount of SSV tokens from provided operator balance to msg.sender, will fail if msg.sender is not the operator owner.
Parameter
Type
Description
operatorId
uint64
The operator id
amount
uint256 (casted to uint64)
Amount to be withdrawn Amount must be shrinkable (divisible by 10000000)
Events:
OperatorWithdrawn(address indexed owner, uint64 indexed operatorId, uint256 value)
withdrawAllOperatorEarnings
(operatorId)
Description: Withdraws all SSV tokens earnings from provided operator balance to msg.sender, will fail if msg.sender is not the operator owner.
Parameter
Type
Description
operatorId
uint64
The operator id
Events:
OperatorWithdrawn(address indexed owner, uint64 indexed operatorId, uint256 value)
setOperatorWhitelists (operatorIds, whitelisted)
Description: For a list of operators provided, set a list of whitelisted addresses which can register validators to these operators.
Parameter
Type
Description
operatorId
uint64[]
Operator ID list
whitelisted
address[]
A list of ETH1 addresses to be whitelisted.
Events:
OperatorMultipleWhitelistUpdated(uint64[] operatorIds, address[] whitelistAddresses)
removeOperatorWhitelists (operatorIds, whitelisted)
Description: For a list of operators provided, remove a list of whitelisted addresses.
Parameter
Type
Description
operatorId
uint64[]
Operator ID list
whitelisted
address[]
A list of ETH1 addresses to be removed from the whitelist.
Events:
OperatorMultipleWhitelistRemoved(uint64[] operatorIds, address[] whitelistAddresses)
setOperatorsPrivateUnchecked(operatorIds)
Description: For a list of operators provided, set their status to private.
Parameter
Type
Description
operatorId
uint64[]
Operator ID list
Events:
OperatorPrivacyStatusUpdated(uint64[] operatorIds, bool toPrivate)
setOperatorsPublicUnchecked(operatorIds)
Description: For a list of operators provided, set their status to public.
Parameter
Type
Description
operatorId
uint64[]
Operator ID list
Events:
OperatorPrivacyStatusUpdated(uint64[] operatorIds, bool toPrivate)
setOperatorWhitelistingContract(operatorIds, whitelistingContract)
Description: For a list of operators provided, set an external whitelisting contract to manage the whitelist for these operators. Must be a valid whitelisting contract.
Parameter
Type
Description
operatorId
uint64[]
Operator ID list
whitelistingContract
ISSVWhitelistingContract
A valid whitelisting contract address.
Events:
OperatorWhitelistingContractUpdated(uint64[] operatorIds, address whitelistingContract)
removeOperatorsWhitelistingContract(operatorIds)
Description: For a list of operators provided, remove the whitelisting contract stored.
Parameter
Type
Description
operatorId
uint64[]
Operator ID list
Events:
OperatorWhitelistingContractUpdated(uint64[] operatorIds, address whitelistingContract)
declareOperatorFee(operatorId, operatorFee)
Description: Initiates the first step of the operator fee update cycle - declaration of a new fee. After specified time window operator will be able to change to the new fee with executeOperatorFee().
Parameter
Type
Description
operatorId
uint64
The operator id
operatorFee
uint256 (casted to uint64)
New fee (denominated as $SSV tokens per block). Amount must be shrinkable (divisible by 10000000)
Events:
OperatorFeeDeclared(address indexed owner, uint64 indexed operatorId, uint256 blockNumber, uint256 fee)
executeOperatorFee()
Description: Activates operator’s fee change specified in previously called declareOperatorFee(). This function needs to be called within a certain time window following declareOperatorFee().
Parameter
Type
Description
operatorId
uint64
The operator id
Events:
OperatorFeeExecuted(address indexed owner, uint64 indexed operatorId, uint256 blockNumber, uint256 fee)
cancelDeclaredOperatorFee(operatorId)
Description: Cancels operator’s fee change requested in previously called declareOperatorFee().
Parameter
Type
Description
operatorId
uint64
The operator id
Events:
OperatorFeeDeclarationCancelled(address indexed owner, uint64 indexed operatorId)
reduceOperatorFee(operatorId, fee)
Description: Reduce the operator fee, does not abide by the restrictions of fee increase
operatorId
uint64
The operator id
fee
uint256 (casted to uint64)
New fee (denominated as $SSV tokens per block). Amount must be shrinkable (divisible by 10000000)
Events:
OperatorFeeExecuted(address indexed owner, uint64 indexed operatorId, uint256 blockNumber, uint256 fee)
setFeeRecipientAddress(feeRecipientAddress)
Description: sets a fee recipient address to receive tips from user transactions (part block proposal rewards). This address will be set for all the account’s validators (all clusters).
Parameter
Type
Description
feeRecipientAddress
address
An ETH1 address that receives fee recipient rewards.
Events:
FeeRecipientAddressUpdated(address indexed owner, address recipientAddress)
registerValidator(publicKey, operatorIds, shares, amount, cluster)
Description: Registers new validator to a cluster of provided operators (ids + shares), fails if number of operatorIds is greater than 13..
Parameter
Type
Description
publicKey
bytes
The validator’s public key.
operatorIds
unit64[]
List of cluster operators Ids.
sharesData
bytes
amount
uint256
Amount of SSV token to be deposited as payment
(not mandatory).
cluster
tuple[]
Events:
ValidatorAdded(address indexed owner, uint64[] operatorIds, bytes publicKey, bytes shares, Cluster cluster)
bulkRegisterValidator(publicKey, operatorIds, shares, amount, cluster)
Description: Registers all the new validators provided as argument to a cluster of provided operators (ids + shares), fails if number of operatorIds is greater than 13..
Parameter
Type
Description
publicKeys
bytes[]
An array of validators’ public keys.
operatorIds
unit64[]
List of cluster operators Ids.
sharesData
bytes[]
amount
uint256
Amount of SSV token to be deposited as payment
(not mandatory).
cluster
tuple[]
Events:
ValidatorAdded(address indexed owner, uint64[] operatorIds, bytes publicKey, bytes shares, Cluster cluster)
The function emits as many ValidatorAdded
events, as is the length of the provided publicKeys
array.
Please note: the number of validators that can be registered with thebulkRegisterValidator
function is limited by the total transaction size. This depends both on the number of total public keys, as well as the number of operators in the chosen cluster, as follows:
80 validator keyshares for a cluster of 4 operators
40 validator keyshares for a cluster of 7 operators
30 validator keyshares for a cluster of 10 operators
20 validator keyshares for a cluster of 13 operators
removeValidator(publicKey, operatorIds, cluster)
Description: Removes validator from the SSV network.
Parameter
Type
Description
publicKey
bytes
The validator’s public key.
operatorIds
unit64[]
List of cluster operators Ids.
cluster
tuple[]
Events:
ValidatorRemoved(address indexed owner, uint64[] operatorIds, bytes publicKey, Cluster cluster)
bulkRemoveValidator(publicKey, operatorIds, cluster)
Description: Removes all the validators provided as argument from the SSV network.
Parameter
Type
Description
publicKeys
bytes[]
An array of validators’ public keys.
operatorIds
unit64[]
List of cluster operators Ids.
cluster
tuple[]
Events:
ValidatorRemoved(address indexed owner, uint64[] operatorIds, bytes publicKey, Cluster cluster)
The function emits as many ValidatorRemoved
events, as is the length of the provided publicKeys
array.
Please note: the number of validators that can be de-registered with thebulkRemoveValidator
function is limited by the total transaction size to a maximum of 500 validator keys at a time.
exitValidator(publicKey, operatorIds)
Description: Prompts SSV nodes to sign a voluntary exit of the validator.
Parameter
Type
Description
publicKey
bytes
The validator’s public key.
operatorIds
unit64[]
List of cluster operators Ids.
Events:
ValidatorExited(address indexed owner, uint64[] operatorIds, bytes publicKey)
bulkExitValidator(publicKey, operatorIds)
Description: Prompts SSV nodes to sign a voluntary exit for all the validators provided as argument.
Parameter
Type
Description
publicKeys
bytes[]
An array of validators’ public keys.
operatorIds
unit64[]
List of cluster operators Ids.
Events:
ValidatorExited(address indexed owner, uint64[] operatorIds, bytes publicKey)
The function emits as many ValidatorExited
events, as is the length of the provided publicKeys
array.
Please note: the number of validators that can be requested to exit from the beacon chain with thebulkExitValidator
function is limited by the total transaction size to a maximum of 500 validator keys at a time.
deposit(owner, operatorIds, amount, cluster)
Description: Deposits SSV token into a cluster, will fail if not enough tokens are approved.
Parameter
Type
Description
owner
address
The cluster owner address
operatorIds
unit64[]
List of cluster operators Ids.
amount
uint256
$SSV amount to be deposited.
cluster
tuple[]
Events:
ClusterDeposited(address indexed owner, uint64[] operatorIds, uint256 value, Cluster cluster)
withdraw(operatorIds, amount, cluster)
Description: Withdraws a specified amount of SSV tokens from cluster of msg.sender, will fail if msg.sender tries to withdraw more than the cluster’s liquidation collateral. To withdraw the entire cluster balance and stop its operation use liquidate().
Parameter
Type
Description
operatorIds
unit64[]
List of cluster operators Ids.
amount
uint256
Amount to be withdrawn.
cluster
tuple[]
Events:
ClusterWithdrawn(address indexed owner, uint64[] operatorIds, uint256 value, Cluster cluster)
reactivate(operatorIds, amount, cluster)
Description: Reactivates a liquidated cluster, will fail if insufficient SSV tokens to cover the cluster’s liquidation collateral have been deposited.
Parameter
Type
Description
operatorIds
unit64[]
List of cluster operators Ids.
amount
uint256
$SSV amount to be deposited.
cluster
tuple[]
Events:
ClusterReactivated(address indexed owner, uint64[] operatorIds, Cluster cluster)
Write methods for liquidators
liquidate(owner, operatorIds, cluster)
Description: Liquidates a cluster sends their balances to the msg.sender (the Liquidator), will fail if the cluster is not liquidatable (see isLiquidatable()).
Parameter
Type
Description
owner
address
The cluster owner address
operatorIds
unit64[]
List of cluster operators Ids.
cluster
tuple[]
Events:
ClusterLiquidated(address indexed owner, uint64[] operatorIds, Cluster cluster)
updateNetworkFee(networkFee)
Description: Updates network fee.
Parameter
Type
Description
networkFee
uint256 (casted to uint64)
The fee charged by the network per validator (denominated as $SSV tokens per block). Amount must be shrinkable (divisible by 10000000)
Events:
NetworkFeeUpdated(uint256 oldFee, uint256 newFee)
withdrawNetworkEarnings(amount)
Description: Withdraws accumulated network fees in SSV token to DAO treasury.
Parameter
Type
Description
amount
uint256 (casted to uint64)
Amount to be withdrawn. Amount must be shrinkable (divisible by 10000000)
Events:
NetworkEarningsWithdrawn(uint256 value, address recipient)
updateLiquidationThresholdPeriod(blocks)
Description: Sets the minimum period (in blocks) after which a cluster can be liquidated.
Parameter
Type
Description
blocks
uint64
Duration in blocks to have sufficient balance
Events:
LiquidationThresholdPeriodUpdated(uint64 value)
updateMaxiumumOperatorFee
(maxFee)
Description: Updates the maximum fee an operator that uses SSV token can set
Parameter
Type
Description
maxFee
uint64
Maximum fee (in SSV tokens per year) an operator can set
Events:
OperatorMaximumFeeUpdated(uint64 maxFee)
updateMinimumLiquidationCollateral(amount)
Description: Sets the minimum collateral (in $SSV) each cluster must keep in his balance.
Parameter
Type
Description
amount
uint256 (casted to uint64)
Amount of SSV collateral. Amount must be shrinkable (divisible by 10000000)
Events:
MinimumLiquidationCollateralUpdated(uint256 value)
updateOperatorFeeIncreaseLimit(newOperatorMaxFeeIncrease)
Description: Sets the max amount by which operators can increase fees in each fee update cycle. This does not limit max operator fee, only the rate (%) by which it can be increased within each fee update cycle.
Parameter
Type
Description
newOperatorMaxFeeIncrease
uint64
Maximum increase percentage
Events:
OperatorFeeIncreaseLimitUpdated(uint64 value)
updateDeclareOperatorFeePeriod(seconds)
Description: Sets the time window (in seconds) between the declaration and activation of a new operator fee.
Parameter
Type
Description
updateDeclareOperatorFeePeriod
uint64
Period in seconds until an operator can execute a fee after declaring it.
Events:
DeclareOperatorFeePeriodUpdated(uint64 value)
updateExecuteOperatorFeePeriod(seconds)
Description: Sets the time window (in seconds) in which an operator can activate a new fee.
Parameter
Type
Description
seconds
uint64
Period in seconds that an operator can execute a fee until it expires.
Events:
ExecuteOperatorFeePeriodUpdated(uint64 value)
A flag to set the operator to private or public during registration. Calls the function if set to true.
String of keyshares - obtained by splitting the validator key using the tool.
Object containing the latest cluster snapshot data - obtained using the , or tools If this is the 1st validator within a specific cluster (unique set of operators), use - {0,0,0,true,0}
An array of strings of keyshares - obtained by splitting the validator key using the tool.
Each element in this array must relate to a public key in the publicKeys
array.
Object containing the latest cluster snapshot data - obtained using the , or tools If this is the 1st validator within a specific cluster (unique set of operators), use - {0,0,0,true,0}
Object containing the latest cluster snapshot data - obtained using the , or tools.
Object containing the latest cluster snapshot data - obtained using the , or tools.
Object containing the latest cluster snapshot data - obtained using the , or tools.
Object containing the latest cluster snapshot data - obtained using the , or tools.
Object containing the latest cluster snapshot data - obtained using the , or tools.
Object containing the latest cluster snapshot data - obtained using the , or tools.