definitions.proto

syntax = "proto3";
package proto;
option go_package = ".;proto";

service Logging {
  // Creates a log
  rpc WriteLog(Log) returns (Result) {}
  // Creates an audit log
  rpc WriteAuditLog(AuditLog) returns (Result) {}
  // Query audit logs for reporting or something
  rpc AuditQuery(Query) returns (QueryResult) {}
}

message Log {
  string source = 1;
  string thread = 2;
  string message = 3;
  repeated Claim claims = 4;
  string file = 5;
  uint32 line = 6;
  string function = 7;
  enum Level {
    NONE = 0;
    INFO = 1;
    DEBUG = 2;
    WARNING = 3;
    ERROR = 4;
    FATAL = 5;
  }
  Level level = 8;
  uint64 timestamp = 9;
  bool group = 10;
}

message Claim {
  enum Type {
    STRING = 0;
    NUMBER = 1;
    BOOLEAN = 2;
    TIMESTAMP = 3;
  }
  Type type = 1;
  string name = 2;
  string value = 3;
}

message Result {
  enum Status {
    ACKNOWLEDGED = 0;
    UNAUTHORIZED = 1;
    ACCESS_DENIED = 2;
    INTERNAL_ERROR = 3;
  };
  Status status = 1;
  string message = 2;
}

message AuditLog {
  string message = 1;
  repeated Claim claims = 2;
  string topic = 3;
  uint64 timestamp = 4;
}

message Condition {
  enum Comparison {
    EQUAL = 0;
    NOT_EQUAL = 1;
    GREATER_THAN = 2;
    GREATER_OR_EQUAL = 3;
    LESS_THAN = 4;
    LESS_OR_EQUAL = 5;
  }
  string field = 1;
  Comparison comparison = 2;
  string value = 3;
}

message Query {
  string topic = 1;
  repeated Condition conditions = 2;
  string cursor = 3;
}

message QueryResult {
  enum QueryStatus {
    SUCCESS = 0;
    UNAUTHORIZED = 1;
    ACCESS_DENIED = 3;
    QUERY_ERROR = 4;
    INTERNAL_ERROR = 5;
  }
  QueryResult status = 1;
  string message = 2;
  repeated AuditLog logs = 3;
  string cursor = 4;
}