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Add function to toggle on/off IP Validation in Enhanced Permissioing NodeManager. #1677

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Add function to toggle on/off IP Validation in Enhanced Permissioing NodeManager. #1677

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18 changes: 16 additions & 2 deletions permission/v2/contract/NodeManager.sol
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Original file line number Diff line number Diff line change
Expand Up @@ -38,7 +38,8 @@ contract NodeManager {
mapping(bytes32 => uint256) private enodeIdToIndex;
// tracking total number of nodes in network
uint256 private numberOfNodes;

// whether to do IP validation during checks if connection is allowed. This is enabled by default.
bool private isIpValidationEnabled = true;

// node permission events for new node propose
event NodeProposed(string _enodeId, string _ip, uint16 _port, uint16 _raftport, string _orgId);
Expand Down Expand Up @@ -289,6 +290,15 @@ contract NodeManager {
return nodeList[_getNodeIndex(_enodeId)].status;
}

/** @notice specify whether to perform source node IP validation in determining the connection permission.
This is enabled by default.
* @param _isIpValidationEnabled whether to enable or disable the IP validation
*/
function setIpValidation(bool _isIpValidationEnabled) public
onlyImplementation {
isIpValidationEnabled = _isIpValidationEnabled;
}

/** @notice checks if the node is allowed to connect or not
* @param _enodeId enode id
* @param _ip IP of node
Expand All @@ -301,7 +311,11 @@ contract NodeManager {
return false;
}
uint256 nodeIndex = _getNodeIndex(_enodeId);
if (nodeList[nodeIndex].status == 2 && keccak256(abi.encode(nodeList[nodeIndex].ip)) == keccak256(abi.encode(_ip))) {
if (nodeList[nodeIndex].status == 2
&& (!isIpValidationEnabled
|| keccak256(abi.encode(nodeList[nodeIndex].ip)) == keccak256(abi.encode(_ip))
)
) {
return true;
}

Expand Down
11 changes: 11 additions & 0 deletions permission/v2/contract/PermissionsImplementation.sol
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Expand Up @@ -165,6 +165,17 @@ contract PermissionsImplementation {
roleManager.addRole(adminRole, adminOrg, fullAccess, true, true);
accountManager.setDefaults(adminRole, orgAdminRole);
}

/** @notice specify whether to perform source node IP validation in determining the connection permission.
This can only be set before network initialization is finalized
* @param _isIpValidationEnabled whether to enable or disable the IP validation
*/
function setIpValidation(bool _isIpValidationEnabled) external
onlyInterface
networkBootStatus(false) {
nodeManager.setIpValidation(_isIpValidationEnabled);
}

/** @notice as a part of network initialization add all nodes which
are part of static-nodes.json as nodes belonging to
network admin org
Expand Down
7 changes: 7 additions & 0 deletions permission/v2/contract/PermissionsInterface.sol
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Expand Up @@ -47,6 +47,13 @@ contract PermissionsInterface {
permImplementation.init(_breadth, _depth);
}

/** @notice specify whether to perform source node IP validation in determining the connection permission.
* @param _isIpValidationEnabled whether to enable or disable the IP validation
*/
function setIpValidation(bool _isIpValidationEnabled) external {
permImplementation.setIpValidation(_isIpValidationEnabled);
}

/** @notice interface to add new node to an admin organization
* @param _enodeId enode id of the node to be added
* @param _ip IP of node
Expand Down