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Ethereum solidity contract for role-based access control
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pragma solidity ^0.4.10; | |
contract RoleBasedAcl { | |
address creator; | |
mapping(address => mapping(string => bool)) roles; | |
function RoleBasedAcl () { | |
creator = msg.sender; | |
} | |
function assignRole (address entity, string role) hasRole('superadmin') { | |
roles[entity][role] = true; | |
} | |
function unassignRole (address entity, string role) hasRole('superadmin') { | |
roles[entity][role] = false; | |
} | |
function isAssignedRole (address entity, string role) returns (bool) { | |
return roles[entity][role]; | |
} | |
modifier hasRole (string role) { | |
if (!roles[msg.sender][role] && msg.sender != creator) { | |
throw; | |
} | |
_; | |
} | |
} |
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