feat: Added reneroll command handler.

https://telecominfraproject.atlassian.net/browse/PKI2-132

Signed-off-by: Ivan Chvets <ivan.chvets@kinarasystems.com>

PROTOCOL.md

@@ -880,6 +880,32 @@ The device should answer:
 }
 ```
 
+#### Controller wants the device to perform re-enrollment
+Controller sends this command to trigger re-enrollment, i.e. update of operational certificate. Extreme care must be taken.
+```json
+{    "jsonrpc" : "2.0" , 
+     "method" : "reenroll" , 
+     "params" : {
+        "serial" : <serial number>,
+        "when" : Optional - <UTC time when to apply this config, 0 mean immediate, this is a suggestion>
+     },
+     "id" : <some number>
+}
+```
+
+The device should answer:
+```json
+{     "jsonrpc" : "2.0" , 
+      "result" : {
+          "serial" : <serial number> ,
+          "status" : {
+            "error" : <0 or the value of $? from the shell running the command, 255 signifies a timeout>,
+            "txt" : <text describing the error or success>
+      },
+  "id" : <same number as request>
+}
+```
+
 #### Controller wants the device to switch to another controller
 Controller sends this when the device should change the controller it connects to without looking up a new redirector.
 

src/RESTAPI/RESTAPI_device_commandHandler.cpp

@@ -170,6 +170,7 @@ namespace OpenWifi {
 		{APCommands::Commands::powercycle, false, true, &RESTAPI_device_commandHandler::PowerCycle, 60000ms},
 		{APCommands::Commands::fixedconfig, false, true, &RESTAPI_device_commandHandler::FixedConfig, 120000ms},
 		{APCommands::Commands::cablediagnostics, false, true, &RESTAPI_device_commandHandler::CableDiagnostics, 120000ms},
+		{APCommands::Commands::reenroll, false, true, &RESTAPI_device_commandHandler::ReEnroll, 120000ms},
 
 	};
 
@@ -1651,4 +1652,45 @@ namespace OpenWifi {
 										   *ParsedBody_, *Request, *Response, timeout, nullptr, this,
 										   Logger_);
 	}
+
+	void RESTAPI_device_commandHandler::ReEnroll(
+		const std::string &CMD_UUID, uint64_t CMD_RPC,
+		[[maybe_unused]] std::chrono::milliseconds timeout,
+		[[maybe_unused]] const GWObjects::DeviceRestrictions &Restrictions) {
+
+		if(UserInfo_.userinfo.userRole != SecurityObjects::ROOT &&
+			UserInfo_.userinfo.userRole != SecurityObjects::ADMIN) {
+			CallCanceled("REENROLL", CMD_UUID, CMD_RPC, RESTAPI::Errors::ACCESS_DENIED);
+			return UnAuthorized(RESTAPI::Errors::ACCESS_DENIED);
+		}
+
+		poco_debug(Logger_, fmt::format("REENROLL({},{}): TID={} user={} serial={}", CMD_UUID,
+										CMD_RPC, TransactionId_, Requester(), SerialNumber_));
+
+		if(IsDeviceSimulated(SerialNumber_)) {
+			CallCanceled("REENROLL", CMD_UUID, CMD_RPC, RESTAPI::Errors::SimulatedDeviceNotSupported);
+			return BadRequest(RESTAPI::Errors::SimulatedDeviceNotSupported);
+		}
+
+		GWObjects::ReEnroll PR;
+		if(!PR.from_json(ParsedBody_)) {
+			return BadRequest(RESTAPI::Errors::MissingOrInvalidParameters);
+		}
+
+		GWObjects::CommandDetails Cmd;
+		Cmd.SerialNumber = SerialNumber_;
+		Cmd.SubmittedBy = Requester();
+		Cmd.UUID = CMD_UUID;
+		Cmd.Command = uCentralProtocol::REENROLL;
+		std::ostringstream os;
+		ParsedBody_->stringify(os);
+		Cmd.Details = os.str();
+		Cmd.RunAt = PR.when;
+		Cmd.ErrorCode = 0;
+		Cmd.WaitingForFile = 0;
+
+		return RESTAPI_RPC::WaitForCommand(CMD_RPC, APCommands::Commands::reenroll, false, Cmd,
+										   *ParsedBody_, *Request, *Response, timeout, nullptr, this,
+										   Logger_);
+	}
 } // namespace OpenWifi

src/RESTAPI/RESTAPI_device_commandHandler.h

@@ -74,6 +74,8 @@ namespace OpenWifi {
 					  const GWObjects::DeviceRestrictions &R);
 		void CableDiagnostics(const std::string &UUID, uint64_t RPC, std::chrono::milliseconds timeout,
 					  const GWObjects::DeviceRestrictions &R);
+		void ReEnroll(const std::string &UUID, uint64_t RPC, std::chrono::milliseconds timeout,
+					  const GWObjects::DeviceRestrictions &R);
 
 		static auto PathName() {
 			return std::list<std::string>{"/api/v1/device/{serialNumber}/{command}"};

src/RESTObjects/RESTAPI_GWobjects.cpp

@@ -821,4 +821,14 @@ namespace OpenWifi::GWObjects {
 		}
 		return false;
 	}
+
+	bool ReEnroll::from_json(const Poco::JSON::Object::Ptr &Obj) {
+		try {
+			field_from_json(Obj, "serial", serialNumber);
+			field_from_json(Obj, "when", when);
+			return true;
+		} catch (const Poco::Exception &E) {
+		}
+		return false;
+	}
 } // namespace OpenWifi::GWObjects

src/RESTObjects/RESTAPI_GWobjects.h

@@ -546,6 +546,12 @@ namespace OpenWifi::GWObjects {
 		std::uint64_t 	when;
 		std::vector<std::string> ports;
 
+		bool from_json(const Poco::JSON::Object::Ptr &Obj);
+	};
+	struct ReEnroll {
+		std::string 	serialNumber;
+		std::uint64_t 	when;
+
 		bool from_json(const Poco::JSON::Object::Ptr &Obj);
 	};
 } // namespace OpenWifi::GWObjects

src/framework/ow_constants.h

@@ -583,6 +583,7 @@ namespace OpenWifi::RESTAPI::Protocol {
 
 	static const char *FIXEDCONFIG = "fixedconfig";
 	static const char *CABLEDIAGNOSTICS = "cable-diagnostics";
+	static const char *REENROLL = "re-enroll";
 } // namespace OpenWifi::RESTAPI::Protocol
 
 namespace OpenWifi::uCentralProtocol {
@@ -698,6 +699,8 @@ namespace OpenWifi::uCentralProtocol {
 
 	static const char *FIXEDCONFIG = "fixedconfig";
 	static const char *CABLEDIAGNOSTICS = "cable-diagnostics";
+	static const char *REENROLL = "re-enroll";
+
 
 } // namespace OpenWifi::uCentralProtocol
 
@@ -797,6 +800,7 @@ namespace OpenWifi::APCommands {
 		powercycle,
 		fixedconfig,
 		cablediagnostics,
+		reenroll,
 		unknown
 	};
 
@@ -812,7 +816,8 @@ namespace OpenWifi::APCommands {
 		RESTAPI::Protocol::PING,		 RESTAPI::Protocol::SCRIPT,
 		RESTAPI::Protocol::RRM,		 	 RESTAPI::Protocol::CERTUPDATE,
 		RESTAPI::Protocol::TRANSFER,	 RESTAPI::Protocol::POWERCYCLE,
-		RESTAPI::Protocol::FIXEDCONFIG,  RESTAPI::Protocol::CABLEDIAGNOSTICS
+		RESTAPI::Protocol::FIXEDCONFIG,  RESTAPI::Protocol::CABLEDIAGNOSTICS,
+		RESTAPI::Protocol::REENROLL
 	};
 
 	inline const char *to_string(Commands Cmd) { return uCentralAPCommands[(uint8_t)Cmd]; }