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main.js
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/* eslint-disable no-unused-vars */
"use strict";
const Sentry = require("@sentry/node");
// or use es6 import statements
// import * as Sentry from '@sentry/node';
// const Tracing = require("@sentry/tracing");
// or use es6 import statements
// import * as Tracing from '@sentry/tracing';
Sentry.init({
dsn: "https://[email protected]/6058026",
// Set tracesSampleRate to 1.0 to capture 100%
// of transactions for performance monitoring.
// We recommend adjusting this value in production
tracesSampleRate: 1.0,
});
const transaction = Sentry.startTransaction({
op: "test",
name: "My First Test Transaction",
});
// System dictionary
const fs = require("fs");
// eslint-disable-next-line prefer-const
let systemDictionary = {};
eval(fs.readFileSync("./admin/words.js").toString());
const dayOfWeek = [
"Monday",
"Tuesday",
"Wednesday",
"Thursday",
"Friday",
"Saturday",
"Sunday",
];
// RSCP constants & lookup tables
const rscpTag = require("./lib/RscpTags.json");
const rscpTagCode = {}; // maps string to code
for( const i in rscpTag ) rscpTagCode[rscpTag[i].TagNameGlobal] = i;
const rscpType = {
0x00: "None",
0x01: "Bool",
0x02: "Char8",
0x03: "UChar8",
0x04: "Int16",
0x05: "UInt16",
0x06: "Int32",
0x07: "UInt32",
0x08: "Int64",
0x09: "UInt64",
0x0A: "Float32",
0x0B: "Double64",
0x0C: "Bitfield",
0x0D: "CString",
0x0E: "Container",
0x0F: "Timestamp",
0x10: "ByteArray",
0xFF: "Error"
};
const rscpTypeCode = {}; // maps string to code
for( const i in rscpType ) rscpTypeCode[rscpType[i]] = i;
// Mapping RSCP tag data type to state.common.type
const rscpTypeMap = {
"None": "undefined",
"Bool": "boolean",
"Char8": "number",
"UChar8": "number",
"Int16": "number",
"UInt16": "number",
"Int32": "number",
"UInt32": "number",
"Int64": "number",
"UInt64": "number",
"Float32": "number",
"Double64": "number",
"Bitfield": "string",
"CString": "string",
"Container": "undefined",
"Timestamp": "string",
"ByteArray": "string",
"Error": "number",
};
const rscpReturnCode = {
"-2": "could not set, try later",
"-1": "value out of range",
"0": "success",
"1": "success, but below recommendation",
};
const rscpError = {
1: "RSCP_ERR_NOT_HANDLED",
2: "RSCP_ERR_ACCESS_DENIED",
3: "RSCP_ERR_FORMAT",
4: "RSCP_ERR_AGAIN",
5: "RSCP_ERR_OUT_OF_BOUNDS",
6: "RSCP_ERR_NOT_AVAILABLE",
7: "RSCP_ERR_UNKNOWN_TAG",
8: "RSCP_ERR_ALREADY_IN_USE",
};
const rscpGeneralError = {
1: "NOT_HANDLED",
2: "ACCESS_DENIED",
3: "FORMAT",
4: "AGAIN",
};
const rscpAuthLevel = {
0: "NO_AUTH",
10: "USER",
20: "INSTALLER",
30: "PARTNER",
40: "E3DC",
50: "E3DC_ADMIN",
60: "E3DC_ROOT",
};
const rscpBatTrainingMode = {
0: "Not training",
1: "Training, discharging",
2: "Training, charging",
};
const rscpPviType = {
1: "SOLU",
2: "KACO",
3: "E3DC_E",
};
const rscpPviSystemMode = {
0: "IDLE",
1: "NORMAL",
2: "GRIDCHARGE",
3: "BACKUPPOWER",
};
const rscpPviPowerMode = {
0: "OFF",
1: "ON",
100: "OFF_FORCE",
101: "ON_FORCE",
};
const rscpEmsCouplingMode = {
0: "DC",
1: "DC_MULTIWR",
2: "AC",
3: "HYBRID",
4: "ISLAND",
};
const rscpEmsEmergencyPowerStatus = {
0: "NOT_POSSIBLE",
1: "ACTIVE",
2: "NOT_ACTIVE",
3: "NOT_AVAILABLE",
4: "SWITCH_IN_ISLAND_STATE",
};
const rscpEmsIdlePeriodType = {
0: "IDLE_CHARGE",
1: "IDLE_DISCHARGE",
};
const rscpEmsMode = {
0: "IDLE",
1: "DISCHARGE",
2: "CHARGE",
};
const rscpEmsSetPowerMode = {
0: "NORMAL",
1: "IDLE",
2: "DISCHARGE",
3: "CHARGE",
4: "GRID_CHARGE",
};
const rscpWbMode = {
0: "NONE",
128: "LOADING",
144: "NOT_LOADING",
};
const rscpActivePhases = {
0: "PHASE_000",
1: "PHASE_001",
2: "PHASE_010",
3: "PHASE_011",
4: "PHASE_100",
5: "PHASE_101",
6: "PHASE_110",
7: "PHASE_111",
};
/* RSCP enumerations for later use:
const rscpReturnCodes = {
0: "OK",
-1: "ERR_INVALID_INPUT",
-2: "ERR_NO_MEMORY",
-3: "ERR_INVALID_MAGIC",
-4: "ERR_PROT_VERSION_MISMATCH",
-5: "ERR_INVALID_FRAME_LENGTH",
-6: "ERR_INVALID_CRC",
-7: "ERR_DATA_LIMIT_EXCEEDED",
}
const rscpEmsSetEmergencyPower = {
0: "NORMAL_GRID_MODE",
1: "EMERGENCY_MODE",
2: "ISLAND_NO_POWER_MODE",
};
const rscpEmsGeneratorState = {
0x00: "IDLE",
0x01: "HEATUP",
0x02: "HEATUPDONE",
0x03: "STARTING",
0x04: "STARTINGPAUSE",
0x05: "RUNNING",
0x06: "STOPPING",
0x07: "STOPPED",
0x10: "RELAISCONTROLMODE",
0xFF: "NO_GENERATOR",
};
const rscpPmType = {
0: "UNDEFINED",
1: "ROOT",
2: "ADDITIONAL",
3: "ADDITIONAL_PRODUCTION",
4: "ADDITIONAL_CONSUMPTION",
5: "FARM",
6: "UNUSED",
7: "WALLBOX",
8: "FARM_ADDITIONAL",
};
const rscpPmMode = {
0: "ACTIVE",
1: "PASSIVE",
2: "DIAGNOSE",
3: "ERROR_ACTIVE",
4: "ERROR_PASSIVE",
};
const rscpUmUpdateStatus = {
0: "IDLE",
1: "UPDATE_CHECK_RUNNING",
2: "UPDATING_MODULES_AND_FILES",
3: "UPDATING_HARDWARE",
};
const rscpWbType = {
1: "E3DC",
2: "EASYCONNECT",
};
*/
// Assign enumerations to states:
const mapIdToCommonStates = {
"RSCP.GENERAL_ERROR": rscpGeneralError,
"RSCP.AUTHENTICATION": rscpAuthLevel,
"BAT.GENERAL_ERROR": rscpGeneralError,
"BAT.TRAINING_MODE": rscpBatTrainingMode,
"PVI.TYPE": rscpPviType,
"PVI.SYSTEM_MODE": rscpPviSystemMode,
"PVI.POWER_MODE": rscpPviPowerMode,
"EMS.GENERAL_ERROR": rscpGeneralError,
"EMS.RETURN_CODE": rscpReturnCode,
"EMS.COUPLING_MODE": rscpEmsCouplingMode,
"EMS.EMERGENCY_POWER_STATUS": rscpEmsEmergencyPowerStatus,
"EMS.IDLE_PERIOD_TYPE": rscpEmsIdlePeriodType,
"EMS.MODE": rscpEmsMode,
"EMS.BALANCED_PHASES": rscpActivePhases,
"PM.ACTIVE_PHASES": rscpActivePhases,
"WB.MODE": rscpWbMode,
};
// List of writable states, with Mapping for response value handling.
// Key is returned_tag; value is (type_pattern: target_state)
// type "*" means: apply to all types
const mapReceivedIdToState = {
"EMS.RES_POWERSAVE_ENABLED": { "*": "EMS.POWERSAVE_ENABLED" },
"EMS.RES_WEATHER_REGULATED_CHARGE_ENABLED": { "*": "EMS.RETURN_CODE" },
"EMS.RES_MAX_CHARGE_POWER": { "*": "EMS.RETURN_CODE" },
"EMS.RES_MAX_DISCHARGE_POWER": { "*": "EMS.RETURN_CODE" },
"EMS.DISCHARGE_START_POWER": { "Int32": "EMS.DISCHARGE_START_POWER", "Char8": "EMS.RETURN_CODE" },
"EMS.USER_CHARGE_LIMIT": { "*": "EMS.MAX_CHARGE_POWER" },
"EMS.USER_DISCHARGE_LIMIT": { "*": "EMS.MAX_DISCHARGE_POWER" },
};
// List of all writable states
// For standard cases, define how to send a SET to E3/DC
// key is state id without path (i.e. only namespace + tag)
// value is [container_tag, setter_tag]; may be [] empty for cases with special handling
const mapChangedIdToSetTags = {
"EMS.MAX_CHARGE_POWER": ["TAG_EMS_REQ_SET_POWER_SETTINGS", "TAG_EMS_MAX_CHARGE_POWER"],
"EMS.MAX_DISCHARGE_POWER": ["TAG_EMS_REQ_SET_POWER_SETTINGS", "TAG_EMS_MAX_DISCHARGE_POWER"],
"EMS.DISCHARGE_START_POWER": ["TAG_EMS_REQ_SET_POWER_SETTINGS", "TAG_EMS_DISCHARGE_START_POWER"],
"EMS.POWERSAVE_ENABLED": ["TAG_EMS_REQ_SET_POWER_SETTINGS", "TAG_EMS_POWERSAVE_ENABLED"],
"EMS.POWER_LIMITS_USED": ["TAG_EMS_REQ_SET_POWER_SETTINGS", "TAG_EMS_POWER_LIMITS_USED"],
"EMS.WEATHER_REGULATED_CHARGE_ENABLED": ["TAG_EMS_REQ_SET_POWER_SETTINGS", "TAG_EMS_WEATHER_REGULATED_CHARGE_ENABLED"],
"EMS.SET_POWER_MODE": [],
"EMS.SET_POWER_VALUE": [],
"EMS.IDLE_PERIOD_ACTIVE": [],
"EMS.START_HOUR": [],
"EMS.START_MINUTE": [],
"EMS.END_HOUR": [],
"EMS.END_MINUTE": [],
};
// RSCP is sloppy concerning Bool - some Char8 and UChar8 values must be converted:
const castToBooleanIds = [
"EMS.POWERSAVE_ENABLED",
"EMS.RES_POWERSAVE_ENABLED",
"EMS.WEATHER_REGULATED_CHARGE_ENABLED",
"EMS.hybridModeSupported",
"EMS.BATTERY_BEFORE_CAR_MODE",
"EMS.BATTERY_TO_CAR_MODE",
"EMS.EXT_SRC_AVAILABLE",
];
// RSCP is sloppy concerning Timestamp - some UInt64 values must be converted:
const castToTimestampIds = [
"BAT.DCB_LAST_MESSAGE_TIMESTAMP",
"EMS.ERROR_TIMESTAMP",
"EMS.EPTEST_NEXT_TESTSTART",
];
// Adjust algebraic sign: e.g. discharge limit is sometimes positive, sometimes negative
const negateValueIds = [
"EMS.USER_DISCHARGE_LIMIT",
];
// Adjust to percent (divide by 100):
const percentValueIds = [
"EMS.DERATE_AT_PERCENT_VALUE",
];
// For multiple values within one frame, a subchannel will be generated
const multipleValueIds = [
"BAT.DCB_CELL_TEMPERATURE",
"BAT.DCB_CELL_VOLTAGE",
"PVI.RELEASE",
];
// Some indexed tags are grouped within a channel
const phaseIds = [
"PVI.AC_POWER",
"PVI.AC_VOLTAGE",
"PVI.AC_CURRENT",
"PVI.AC_APPARENTPOWER",
"PVI.AC_REACTIVEPOWER",
"PVI.AC_ENERGY_ALL",
"PVI.AC_ENERGY_GRID_CONSUMPTION",
];
const stringIds = [
"PVI.DC_POWER",
"PVI.DC_VOLTAGE",
"PVI.DC_CURRENT",
"PVI.DC_STRING_ENERGY_ALL",
];
// Some of the return values we do not want to see as (missing) states:
// "INDEX" and "..._INDEX" tags are automatically treated as subchannels, no need to list them here.
const ignoreIds = [
"RSCP.UNDEFINED",
"EMS.UNDEFINED_POWER_SETTING",
"EMS.MANUAL_CHARGE_START_COUNTER", // invalid Int64 value
"EMS.MANUAL_CHARGE_LASTSTART", // invalid Timestamp value
"EMS.SYS_SPEC_INDEX",
"EMS.SET_IDLE_PERIODS",
"BAT.UNDEFINED",
"BAT.INTERNAL_CURRENT_AVG30",
"BAT.INTERNAL_MTV_AVG30",
"BAT.INTERNAL_MAX_CHARGE_CURRENT",
"BAT.INTERNAL_MAX_DISCHARGE_CURRENT",
"BAT.INTERNAL_MAX_CHARGE_CURR_PER_DCB",
"BAT.INTERNAL_MAX_DISCHARGE_CURR_PER_DCB",
"BAT.INTERNAL_MAX_CHARGE_CURR_DATA_LOG",
"BAT.INTERNAL_MAX_DISCHARGE_CURR_DATA_LOG",
"WB.EXTERN_DATA_LEN",
];
// Some of the INDEX values are redundant and can be safely ignored:
// Listed here are containers which contain redundant INDEX tags.
const ignoreIndexIds = [
"PVI.AC_MAX_APPARENTPOWER",
"PVI.MIN_TEMPERATURE",
"PVI.MAX_TEMPERATURE",
"WB.EXTERN_DATA_SUN",
"WB.EXTERN_DATA_NET",
"WB.EXTERN_DATA_ALL",
"WB.EXTERN_DATA_ALG",
"WB.EXTERN_RSP_PARAM_1",
"WB.EXTERN_RSP_PARAM_2",
];
// For SYS_SPECs, names and values are transmitted over Interface, i.e. they are not in rscpTags[]
// Therefore we list the SYS_SPEC units here:
const sysSpecUnits = {
"hybridModeSupported": "",
"installedBatteryCapacity": "Wh",
"maxAcPower": "W",
"maxBatChargePower": "W",
"maxBatDischargPower": "W",
"maxChargePower": "W",
"maxDischargePower": "W",
"maxFbcChargePower": "W",
"maxFbcDischargePower": "W",
"maxPvPower": "W",
"maxStartChargePower": "W",
"maxStartDischargePower": "W",
"minStartChargePower": "W",
"minStartDischargePower": "W",
"recommendedMinChargeLimit": "W",
"recommendedMinDischargeLimit": "W",
"startChargeDefault": "W",
"startDischargeDefault": "W",
};
// Encryption setup for E3/DC RSCP
// NOTE: E3/DC uses 256 bit block-size, which ist _not_ covered by AES standard.
// It seems that Rijndael CBC with 256 bit block-size fits.
const Net = require("net");
const CRC32 = require("crc-32");
// @ts-ignore
const Rijndael = require("rijndael-js");
const BLOCK_SIZE = 32;
const KEY_SIZE = 32;
/*
* Created with @iobroker/create-adapter v1.31.0
*/
const utils = require("@iobroker/adapter-core");
const { resourceLimits, threadId } = require("worker_threads");
const { type } = require("os");
class E3dcRscp extends utils.Adapter {
/**
* @param {Partial<utils.AdapterOptions>} [options={}]
*/
constructor(options) {
super({
...options,
name: "e3dc-rscp",
});
this.on("ready", this.onReady.bind(this));
this.on("stateChange", this.onStateChange.bind(this));
// this.on('objectChange', this.onObjectChange.bind(this));
// this.on('message', this.onMessage.bind(this));
this.on("unload", this.onUnload.bind(this));
// For preparing & buffering outbound frames:
this.frame = null;
this.queue = [];
// For keeping observed max. indexes, e.g. BAT.INDEX, DCB_COUNT etc.:
this.maxIndex = {}; // {path}
// For probing device count (upper bounds):
this.batProbes = 4;
this.pviProbes = 3;
// For triggering the polling and setting requests:
this.dataPollingTimerS = null;
this.dataPollingTimerM = null;
this.dataPollingTimerL = null;
this.setPowerTimer = null;
this.setIdlePeriodTimeout = []; // [10*type+day]
// For efficient access to polling intervals:
this.pollingInterval = []; // [tagCode]
// TCP connection:
this.tcpConnection = new Net.Socket();
this.inBuffer = null;
}
// Create channel to E3/DC: encapsulating TCP connection, encryption, message queuing
initChannel( ) {
if( ! this.config.portal_user ) this.config.portal_user = "";
if( ! this.config.portal_password ) this.config.portal_password = "";
this.aesKey = Buffer.alloc( KEY_SIZE, 0xFF );
this.encryptionIV = Buffer.alloc( BLOCK_SIZE, 0xFF );
this.decryptionIV = Buffer.alloc( BLOCK_SIZE, 0xFF );
if( this.aesKey.write( this.config.rscp_password ) > this.config.rscp_password.length ) this.log.error("ERROR initializing AES-KEY!");
this.cipher = new Rijndael(this.aesKey, "cbc");
this.queueRscpAuthentication();
this.tcpConnection.connect( this.config.e3dc_port, this.config.e3dc_ip, () => {
this.log.info("Connection to E3/DC is established");
this.sendNextFrame();
});
this.tcpConnection.on("data", (data) => {
// Use inBuffer to handle TCP fragmentation:
if( this.inBuffer ) {
this.inBuffer = Buffer.concat( [this.inBuffer, data] );
} else {
this.inBuffer = Buffer.from( data );
}
if( this.inBuffer && this.inBuffer.length % 32 == 0 ) {
const receivedFrame = Buffer.from(this.cipher.decrypt(this.inBuffer, 256, this.decryptionIV));
this.log.silly("Received response");
if( rscpTag[receivedFrame.readUInt32LE(18)] ) this.log.silly(rscpTag[receivedFrame.readUInt32LE(18)].TagNameGlobal);
if( this.decryptionIV ) this.inBuffer.copy( this.decryptionIV, 0, this.inBuffer.length - BLOCK_SIZE ); // last encrypted block will be used as IV for next frame
this.log.silly( `IN: ${printRscpFrame(receivedFrame)}` );
// this.log.silly( dumpRscpFrame(receivedFrame) );
this.processFrame(receivedFrame);
this.sendNextFrame();
this.inBuffer = null;
} else {
this.log.silly(`inBuffer has length ${this.inBuffer.length} which is not a multiple of 256bit - waiting for next chunk...`);
}
});
this.tcpConnection.on("end", () => {
this.log.warn("Disconnected from E3/DC");
this.reconnectChannel();
});
this.tcpConnection.on("close", () => {
this.log.warn("E3/DC connection closed");
});
this.tcpConnection.on("timeout", () => {
this.log.info("E3/DC connection timeout");
this.reconnectChannel();
});
this.tcpConnection.on("error", () => {
this.log.error("E3/DC connection error");
this.reconnectChannel();
});
}
reconnectChannel() {
setTimeout(() => {
this.log.info("Reconnecting to E3/DC ...");
this.tcpConnection.removeAllListeners();
this.initChannel();
}, 10000);
}
clearFrame() { // preset MAGIC and CTRL and reserve space for timestamp and length
this.frame = Buffer.from([0xE3, 0xDC, 0x00, 0x11, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00]);
}
// Add one tag to the frame under preparation
// Not for Container tags, see startContainer
addTagtoFrame( tag, sml = "", value = Object(0) ) {
if( !rscpTagCode[tag] ) {
this.log.warn(`Unknown tag ${tag} with value ${value} - cannot add to frame.`);
return;
}
const tagCode = rscpTagCode[tag];
if( this.pollingInterval[tagCode] == "" && tag.contains("_REQ_") ) {
this.log.warn(`${tag} has no assigned polling interval - assuming 'M' - assignment should be added to io-package.json`);
this.pollingInterval[tagCode] == "M";
}
if( sml == "" || this.pollingInterval[tagCode] == sml ) {
const typeCode = parseInt( rscpTag[tagCode].DataTypeHex, 16 );
const buf1 = Buffer.alloc(1);
const buf2 = Buffer.alloc(2);
const buf4 = Buffer.alloc(4);
const buf8 = Buffer.alloc(8);
buf4.writeInt32LE( tagCode );
this.frame = Buffer.concat( [this.frame, buf4] );
this.frame = Buffer.concat( [this.frame, Buffer.from([typeCode])] );
this.frame = Buffer.concat( [this.frame, Buffer.from([0x00, 0x00])] ); // reserve space for Length
switch( rscpType[typeCode] ) {
case "None":
break;
case "Container":
this.log.warn(`Container-tag ${tag} passed to addTagToFrame - cannot add tag to frame.`);
return;
case "CString":
this.frame.writeUInt16LE( value.length, this.frame.length - 2);
this.frame = Buffer.concat( [this.frame, Buffer.from(value)] );
break;
case "Bitfield":
case "ByteArray":
this.frame.writeUInt16LE( stringToBuffer( value ).length, this.frame.length - 2);
this.frame = Buffer.concat( [this.frame, stringToBuffer( value )] );
break;
case "Char8":
case "UChar8":
case "Error":
this.frame.writeUInt16LE( 1, this.frame.length - 2);
buf1.writeUInt8( value );
this.frame = Buffer.concat( [this.frame, buf1] );
break;
case "Bool": // bool is encoded as 0/1 byte
this.frame.writeUInt16LE( 1, this.frame.length - 2);
buf1.writeUInt8( value?1:0 );
this.frame = Buffer.concat( [this.frame, buf1] );
break;
case "Int16":
this.frame.writeUInt16LE( 2, this.frame.length - 2 );
buf2.writeInt16LE( value );
this.frame = Buffer.concat( [this.frame, buf2] );
break;
case "UInt16":
this.frame.writeUInt16LE( 2, this.frame.length - 2 );
buf2.writeUInt16LE( value );
this.frame = Buffer.concat( [this.frame, buf2] );
break;
case "Int32":
this.frame.writeUInt16LE( 4, this.frame.length - 2 );
buf4.writeInt32LE( value );
this.frame = Buffer.concat( [this.frame, buf4] );
break;
case "UInt32":
this.frame.writeUInt16LE( 4, this.frame.length - 2 );
buf4.writeUInt32LE( value );
this.frame = Buffer.concat( [this.frame, buf4] );
break;
case "Int64":
this.frame.writeUInt16LE( 8, this.frame.length - 2 );
buf8.writeBigInt64LE( value );
this.frame = Buffer.concat( [this.frame, buf8] );
break;
case "UInt64":
this.frame.writeUInt16LE( 8, this.frame.length - 2 );
buf8.writeBigUInt64LE( value );
this.frame = Buffer.concat( [this.frame, buf8] );
break;
case "Float32":
this.frame.writeUInt16LE( 4, this.frame.length - 2 );
buf4.writeFloatLE( value );
this.frame = Buffer.concat( [this.frame, buf4] );
break;
case "Double64":
this.frame.writeUInt16LE( 8, this.frame.length - 2 );
buf8.writeDoubleLE( value );
this.frame = Buffer.concat( [this.frame, buf8] );
break;
case "Timestamp": // NOTE: treating value as seconds - setting nanoseconds to zero
this.frame.writeUInt16LE( 12, this.frame.length - 2 );
buf8.writeUIntLE( value, 0, 8 );
this.frame = Buffer.concat( [this.frame, buf8, new Uint8Array([0x00,0x00,0x00,0x00])] );
break;
default:
this.log.warn(`addTagtoFrame does not know how to handle data type ${rscpType[typeCode]}`);
}
return 0;
}
}
// Add a Container tag to frame under preparation
// Returns position of Container length within frame for use in endContainer
startContainer( tag, sml = "" ) {
if( !rscpTagCode[tag] ) {
this.log.warn(`Unknown container tag ${tag} - cannot start container.`);
return 0;
}
const tagCode = rscpTagCode[tag];
if( sml == "" || this.pollingInterval[tagCode] == "" || this.pollingInterval[tagCode] == sml ) {
const typeCode = parseInt( rscpTag[tagCode].DataTypeHex, 16 );
if( rscpType[typeCode] != "Container") {
this.log.warn(`Non-container tag ${tag} passed to startContainer - cannot start container.`);
return 0;
}
const buf4 = Buffer.alloc(4);
buf4.writeInt32LE( tagCode );
this.frame = Buffer.concat( [this.frame, buf4] );
this.frame = Buffer.concat( [this.frame, Buffer.from([typeCode])] );
this.frame = Buffer.concat( [this.frame, Buffer.from([0x00, 0x00])] ); // reserve space for Length
return this.frame.length - 2;
} else {
return 0;
}
}
endContainer( pos ) {
this.frame.writeUInt16LE( this.frame.length - pos - 2, pos );
}
// Finalize frame, then push it to the queue
// If pos > 0, then endContainer is inclusive
pushFrame( pos=0 ) {
if( this.frame.length > 18 ) {
this.frame.writeUIntLE( Math.floor(new Date().getTime()/1000), 4, 6 ); // set timestamp - bytes 7,8 remain zero (which will be wrong after 19.01.2038)
this.frame.writeUInt16LE( this.frame.length - 18, 16 ); // set total length
if( pos > 0 ) this.endContainer(pos);
const buf4 = Buffer.alloc(4);
buf4.writeInt32LE( CRC32.buf(this.frame) );
this.frame = Buffer.concat( [this.frame, buf4] ); // concat returns a copy of this.frame, which therefore can be reused
this.queue.push(this.frame);
}
}
queueRscpAuthentication( ) {
this.clearFrame();
const pos = this.startContainer( "TAG_RSCP_REQ_AUTHENTICATION" );
this.addTagtoFrame( "TAG_RSCP_AUTHENTICATION_USER", "", this.config.portal_user );
this.addTagtoFrame( "TAG_RSCP_AUTHENTICATION_PASSWORD", "", this.config.portal_password );
this.pushFrame( pos );
}
queueBatProbe( probes ) {
for( let i = 0; i < probes; i++ ) {
this.clearFrame();
const pos = this.startContainer( "TAG_BAT_REQ_DATA" );
this.addTagtoFrame( "TAG_BAT_INDEX", "", i );
this.addTagtoFrame( "TAG_BAT_REQ_ASOC" );
this.pushFrame( pos );
}
}
queueBatRequestData( sml ) {
for( let i = 0; i <= this.maxIndex["BAT"]; i++ ) {
this.clearFrame();
const pos = this.startContainer( "TAG_BAT_REQ_DATA" );
this.addTagtoFrame( "TAG_BAT_INDEX", "", i );
this.addTagtoFrame( "TAG_BAT_REQ_MAX_BAT_VOLTAGE", sml );
this.addTagtoFrame( "TAG_BAT_REQ_INFO", sml );
this.addTagtoFrame( "TAG_BAT_REQ_ASOC", sml );
this.addTagtoFrame( "TAG_BAT_REQ_RSOC_REAL", sml );
this.addTagtoFrame( "TAG_BAT_REQ_TERMINAL_VOLTAGE", sml );
this.addTagtoFrame( "TAG_BAT_REQ_MAX_DCB_CELL_TEMPERATURE", sml );
this.addTagtoFrame( "TAG_BAT_REQ_MIN_DCB_CELL_TEMPERATURE", sml );
this.addTagtoFrame( "TAG_BAT_REQ_READY_FOR_SHUTDOWN", sml );
this.addTagtoFrame( "TAG_BAT_REQ_TRAINING_MODE", sml );
this.addTagtoFrame( "TAG_BAT_REQ_DEVICE_STATE", sml );
this.addTagtoFrame( "TAG_BAT_REQ_TOTAL_USE_TIME", sml );
this.addTagtoFrame( "TAG_BAT_REQ_TOTAL_DISCHARGE_TIME", sml );
this.addTagtoFrame( "TAG_BAT_REQ_USABLE_CAPACITY", sml );
this.addTagtoFrame( "TAG_BAT_REQ_USABLE_REMAINING_CAPACITY", sml );
this.addTagtoFrame( "TAG_BAT_REQ_MAX_CHARGE_CURRENT", sml );
this.addTagtoFrame( "TAG_BAT_REQ_EOD_VOLTAGE", sml );
this.addTagtoFrame( "TAG_BAT_REQ_MAX_DISCHARGE_CURRENT", sml );
this.addTagtoFrame( "TAG_BAT_REQ_CHARGE_CYCLES", sml );
this.addTagtoFrame( "TAG_BAT_REQ_FCC", sml );
this.addTagtoFrame( "TAG_BAT_REQ_RC", sml );
this.addTagtoFrame( "TAG_BAT_REQ_DCB_COUNT", sml );
this.addTagtoFrame( "TAG_BAT_REQ_DEVICE_NAME", sml );
this.addTagtoFrame( "TAG_BAT_REQ_SPECIFICATION", sml );
this.addTagtoFrame( "TAG_BAT_REQ_INTERNALS", sml );
for( let j=0; j <= this.maxIndex[`BAT_${i}.DCB`]; j++ ) {
this.addTagtoFrame( "TAG_BAT_REQ_DCB_ALL_CELL_TEMPERATURES", sml, j );
this.addTagtoFrame( "TAG_BAT_REQ_DCB_ALL_CELL_VOLTAGES", sml, j );
this.addTagtoFrame( "TAG_BAT_REQ_DCB_INFO", sml, j );
}
this.pushFrame( pos );
}
}
queuePviProbe( probes ) {
for( let pviIndex = 0; pviIndex < probes; pviIndex++ ) {
this.clearFrame();
const pos = this.startContainer( "TAG_PVI_REQ_DATA" );
this.addTagtoFrame( "TAG_PVI_INDEX", "", pviIndex );
this.addTagtoFrame( "TAG_PVI_REQ_AC_MAX_PHASE_COUNT" );
this.addTagtoFrame( "TAG_PVI_REQ_TEMPERATURE_COUNT" );
this.addTagtoFrame( "TAG_PVI_REQ_DC_MAX_STRING_COUNT" );
this.pushFrame( pos );
}
}
queuePviRequestData( sml ) {
for( let i = 0; i <= this.maxIndex["PVI"]; i++ ) {
this.clearFrame();
const pos = this.startContainer( "TAG_PVI_REQ_DATA" );
this.addTagtoFrame( "TAG_PVI_INDEX", "", i );
this.addTagtoFrame( "TAG_PVI_REQ_TEMPERATURE_COUNT", sml );
this.addTagtoFrame( "TAG_PVI_REQ_TYPE", sml );
this.addTagtoFrame( "TAG_PVI_REQ_SERIAL_NUMBER", sml );
this.addTagtoFrame( "TAG_PVI_REQ_VERSION", sml );
this.addTagtoFrame( "TAG_PVI_REQ_ON_GRID", sml );
this.addTagtoFrame( "TAG_PVI_REQ_STATE", sml );
this.addTagtoFrame( "TAG_PVI_REQ_LAST_ERROR", sml );
// this.addTagtoFrame( "TAG_PVI_REQ_COS_PHI", sml ); // always returns data type ERROR
this.addTagtoFrame( "TAG_PVI_REQ_VOLTAGE_MONITORING", sml );
this.addTagtoFrame( "TAG_PVI_REQ_POWER_MODE", sml );
this.addTagtoFrame( "TAG_PVI_REQ_SYSTEM_MODE", sml );
this.addTagtoFrame( "TAG_PVI_REQ_FREQUENCY_UNDER_OVER", sml );
this.addTagtoFrame( "TAG_PVI_REQ_AC_MAX_PHASE_COUNT", sml );
this.addTagtoFrame( "TAG_PVI_REQ_MAX_TEMPERATURE", sml );
this.addTagtoFrame( "TAG_PVI_REQ_MIN_TEMPERATURE", sml );
this.addTagtoFrame( "TAG_PVI_REQ_AC_MAX_APPARENTPOWER", sml );
this.addTagtoFrame( "TAG_PVI_REQ_DEVICE_STATE", sml );
for( let j = 0; j <= this.maxIndex[`PVI_${i}.AC_MAX_PHASE`]; j++) {
for( const id of phaseIds ) {
this.addTagtoFrame( `TAG_PVI_REQ_${id.split(".")[1]}`, sml, j );
}
}
for( let j = 0; j <= this.maxIndex[`PVI_${i}.DC_MAX_STRING`]; j++) {
for( const id of stringIds ) {
this.addTagtoFrame( `TAG_PVI_REQ_${id.split(".")[1]}`, sml, j );
}
}
for( let j = 0; j <= this.maxIndex[`PVI_${i}.TEMPERATURE`]; j++) {
this.addTagtoFrame( "TAG_PVI_REQ_TEMPERATURE", sml, j );
}
this.pushFrame( pos );
}
}
queueEmsRequestData( sml ) {
this.clearFrame();
this.addTagtoFrame( "TAG_EMS_REQ_GET_POWER_SETTINGS", sml );
this.addTagtoFrame( "TAG_EMS_REQ_BATTERY_BEFORE_CAR_MODE", sml );
this.addTagtoFrame( "TAG_EMS_REQ_BATTERY_TO_CAR_MODE", sml );
this.addTagtoFrame( "TAG_EMS_REQ_POWER_PV", sml );
this.addTagtoFrame( "TAG_EMS_REQ_POWER_BAT", sml );
this.addTagtoFrame( "TAG_EMS_REQ_POWER_HOME", sml );
this.addTagtoFrame( "TAG_EMS_REQ_POWER_GRID", sml );
this.addTagtoFrame( "TAG_EMS_REQ_POWER_ADD", sml );
this.addTagtoFrame( "TAG_EMS_REQ_BAT_SOC", sml );
this.addTagtoFrame( "TAG_EMS_REQ_AUTARKY", sml );
this.addTagtoFrame( "TAG_EMS_REQ_SELF_CONSUMPTION", sml );
this.addTagtoFrame( "TAG_EMS_REQ_MODE", sml );
this.addTagtoFrame( "TAG_EMS_REQ_POWER_WB_ALL", sml );
this.addTagtoFrame( "TAG_EMS_REQ_POWER_WB_SOLAR", sml );
this.addTagtoFrame( "TAG_EMS_REQ_ALIVE", sml );
this.addTagtoFrame( "TAG_EMS_REQ_GET_MANUAL_CHARGE", sml );
this.addTagtoFrame( "TAG_EMS_REQ_STATUS", sml );
this.addTagtoFrame( "TAG_EMS_REQ_COUPLING_MODE", sml );
this.addTagtoFrame( "TAG_EMS_REQ_BALANCED_PHASES", sml );
this.addTagtoFrame( "TAG_EMS_REQ_USED_CHARGE_LIMIT", sml );
this.addTagtoFrame( "TAG_EMS_REQ_USER_CHARGE_LIMIT", sml );
this.addTagtoFrame( "TAG_EMS_REQ_BAT_CHARGE_LIMIT", sml );
this.addTagtoFrame( "TAG_EMS_REQ_DCDC_CHARGE_LIMIT", sml );
this.addTagtoFrame( "TAG_EMS_REQ_USED_DISCHARGE_LIMIT", sml );
this.addTagtoFrame( "TAG_EMS_REQ_USER_DISCHARGE_LIMIT", sml );
this.addTagtoFrame( "TAG_EMS_REQ_BAT_DISCHARGE_LIMIT", sml );
this.addTagtoFrame( "TAG_EMS_REQ_DCDC_DISCHARGE_LIMIT", sml );
this.addTagtoFrame( "TAG_EMS_REQ_REMAINING_BAT_CHARGE_POWER", sml );
this.addTagtoFrame( "TAG_EMS_REQ_REMAINING_BAT_DISCHARGE_POWER", sml );
this.addTagtoFrame( "TAG_EMS_REQ_EMERGENCY_POWER_STATUS", sml );
this.addTagtoFrame( "TAG_EMS_REQ_EMERGENCYPOWER_TEST_STATUS", sml );
this.addTagtoFrame( "TAG_EMS_REQ_STORED_ERRORS", sml );
// this.addTagtoFrame( "TAG_EMS_REQ_GET_GENERATOR_STATE", sml ); // always returns ERROR data type
// this.addTagtoFrame( "TAG_EMS_REQ_ERROR_BUZZER_ENABLED", sml ); // always returns ERROR data type
this.addTagtoFrame( "TAG_EMS_REQ_INSTALLED_PEAK_POWER", sml );
this.addTagtoFrame( "TAG_EMS_REQ_DERATE_AT_PERCENT_VALUE", sml );
this.addTagtoFrame( "TAG_EMS_REQ_DERATE_AT_POWER_VALUE", sml );
this.addTagtoFrame( "TAG_EMS_REQ_EXT_SRC_AVAILABLE", sml );
this.addTagtoFrame( "TAG_EMS_REQ_GET_IDLE_PERIODS", sml );
this.addTagtoFrame( "TAG_EMS_REQ_GET_SYS_SPECS", sml );
this.pushFrame();
}
queueEmsSetPower( mode, value ) {
this.log.debug( `queueEmsSetPower( ${mode}, ${value} )`);
this.clearFrame();
const pos = this.startContainer( "TAG_EMS_REQ_SET_POWER" );
this.addTagtoFrame( "TAG_EMS_REQ_SET_POWER_MODE", "", mode );
this.addTagtoFrame( "TAG_EMS_REQ_SET_POWER_VALUE", "", value );
this.pushFrame( pos );
this.clearFrame();
this.addTagtoFrame( "TAG_EMS_REQ_MODE" ); // separately update MODE because SET_POWER response contains VALUE, but not MODE
this.pushFrame();
// Acknowledge SET_POWER_*
this.setState( "EMS.SET_POWER_MODE", mode, true );
this.setState( "EMS.SET_POWER_VALUE", value, true );
// E3/DC requires regular SET_POWER repetition, otherwise it will fall back to NORMAL mode:
if( mode > 0 && !this.setPowerTimer ) {
this.setPowerTimer = setInterval(() => {
this.getState( "EMS.SET_POWER_VALUE", (err, vObj) => {
this.getState( "EMS.SET_POWER_MODE", (err, mObj) => {
this.queueEmsSetPower( mObj ? mObj.val : 0, vObj ? vObj.val : 0 );
});
});
}, this.config.setpower_interval*1000 );
} else if( mode == 0 && this.setPowerTimer ) { // clear timer when mode is set to NORMAL
clearInterval(this.setPowerTimer);
this.setPowerTimer = null; // nullify to enable "is timer running" check
}
}
queueEpRequestData( sml ) {
this.clearFrame();
this.addTagtoFrame( "TAG_EP_REQ_IS_READY_FOR_SWITCH", sml );
this.addTagtoFrame( "TAG_EP_REQ_IS_GRID_CONNECTED", sml );
this.addTagtoFrame( "TAG_EP_REQ_IS_ISLAND_GRID", sml );
this.addTagtoFrame( "TAG_EP_REQ_IS_POSSIBLE", sml );
this.addTagtoFrame( "TAG_EP_REQ_IS_INVALID_STATE", sml );
this.pushFrame();
}
queueWbRequestData( sml ) {
this.clearFrame();
this.addTagtoFrame( "TAG_WB_REQ_CONNECTED_DEVICES", sml );
for( let i = 0; i <= this.maxIndex["WB"]; i++ ) {
const pos = this.startContainer( "TAG_WB_REQ_DATA" );
this.addTagtoFrame( "TAG_WB_INDEX", "", i );
this.addTagtoFrame( "TAG_WB_REQ_STATUS", sml );
this.addTagtoFrame( "TAG_WB_REQ_ERROR_CODE", sml );
this.addTagtoFrame( "TAG_WB_REQ_MODE", sml );
this.addTagtoFrame( "TAG_WB_REQ_DEVICE_ID", sml );
this.addTagtoFrame( "TAG_WB_REQ_DEVICE_NAME", sml );
this.addTagtoFrame( "TAG_WB_REQ_DEVICE_STATE", sml );
this.addTagtoFrame( "TAG_WB_REQ_APP_SOFTWARE", sml );
this.addTagtoFrame( "TAG_WB_REQ_BOOTLOADER_SOFTWARE", sml );
this.addTagtoFrame( "TAG_WB_REQ_HW_VERSION", sml );
this.addTagtoFrame( "TAG_WB_REQ_FLASH_VERSION", sml );
this.addTagtoFrame( "TAG_WB_REQ_ENERGY_ALL", sml );
this.addTagtoFrame( "TAG_WB_REQ_ENERGY_SOLAR", sml );
this.addTagtoFrame( "TAG_WB_REQ_SOC", sml );
this.addTagtoFrame( "TAG_WB_REQ_PM_POWER_L1", sml );
this.addTagtoFrame( "TAG_WB_REQ_PM_POWER_L2", sml );
this.addTagtoFrame( "TAG_WB_REQ_PM_POWER_L3", sml );
this.addTagtoFrame( "TAG_WB_REQ_PM_ACTIVE_PHASES", sml );
this.addTagtoFrame( "TAG_WB_REQ_PM_MODE", sml );
this.addTagtoFrame( "TAG_WB_REQ_PM_ENERGY_L1", sml );
this.addTagtoFrame( "TAG_WB_REQ_PM_ENERGY_L2", sml );
this.addTagtoFrame( "TAG_WB_REQ_PM_ENERGY_L3", sml );
this.addTagtoFrame( "TAG_WB_REQ_PM_DEVICE_ID", sml );
this.addTagtoFrame( "TAG_WB_REQ_PM_ERROR_CODE", sml );
this.addTagtoFrame( "TAG_WB_REQ_PM_FIRMWARE_VERSION", sml );
this.addTagtoFrame( "TAG_WB_REQ_PM_MAX_PHASE_POWER", sml );
this.addTagtoFrame( "TAG_WB_REQ_DIAG_INFOS", sml );
this.addTagtoFrame( "TAG_WB_REQ_DIAG_WARNINGS", sml );
this.addTagtoFrame( "TAG_WB_REQ_DIAG_ERRORS", sml );
this.addTagtoFrame( "TAG_WB_REQ_DIAG_TEMP_1", sml );
this.addTagtoFrame( "TAG_WB_REQ_DIAG_TEMP_2", sml );
this.addTagtoFrame( "TAG_WB_REQ_EXTERN_DATA_SUN", sml );
this.addTagtoFrame( "TAG_WB_REQ_EXTERN_DATA_NET", sml );
this.addTagtoFrame( "TAG_WB_REQ_EXTERN_DATA_ALL", sml );
this.addTagtoFrame( "TAG_WB_REQ_EXTERN_DATA_ALG", sml );
this.addTagtoFrame( "TAG_WB_REQ_PARAM_1", sml );
this.addTagtoFrame( "TAG_WB_REQ_PARAM_2", sml );
this.endContainer(pos);
}
this.pushFrame();
}
queueSetValue( globalId, value ) {
this.log.info( `queueSetValue( ${globalId}, ${value} )`);
const id = globalId.match("^[^.]+[.][^.]+[.](.*)")[1];
if( mapChangedIdToSetTags[id] && mapChangedIdToSetTags[id].length == 2 ) {
this.clearFrame();
const pos = this.startContainer( mapChangedIdToSetTags[id][0] );
this.addTagtoFrame( mapChangedIdToSetTags[id][1], "", value );
this.pushFrame( pos );
} else {
this.log.warn( `Don't know how to queue ${id}`);
}
}
queueSetIdlePeriod( globalId ) {
this.log.info( `queueSetIdlePeriod( ${globalId} )`);
const el = globalId.split(".");
if( el.length == 6 ) {
const prefix = el.slice(2,5).join("."); // e.g. "EMS.IDLE_PERIODS_CHARGE.00-Monday"
const type = (el[3].endsWith("_CHARGE")) ? 0 : 1;
const day = Number(el[4].split("-")[0]);
if( this.setIdlePeriodTimeout[10*type+day] ) {
clearTimeout(this.setIdlePeriodTimeout[10*type+day]);
}
this.setIdlePeriodTimeout[10*type+day] = setTimeout(() => {
this.getState( `${prefix}.IDLE_PERIOD_ACTIVE`, (err, active) => {
this.getState( `${prefix}.START_HOUR`, (err, startHour) => {
this.getState( `${prefix}.START_MINUTE`, (err, startMinute) => {
this.getState( `${prefix}.END_HOUR`, (err, endHour) => {
this.getState( `${prefix}.END_MINUTE`, (err, endMinute) => {
this.setIdlePeriodTimeout[10*type+day] = null;
this.clearFrame();
const c1 = this.startContainer( "TAG_EMS_REQ_SET_IDLE_PERIODS" );
const c2 = this.startContainer( "TAG_EMS_IDLE_PERIOD" );
this.addTagtoFrame( "TAG_EMS_IDLE_PERIOD_TYPE", "", type );
this.addTagtoFrame( "TAG_EMS_IDLE_PERIOD_DAY", "", day );
this.addTagtoFrame( "TAG_EMS_IDLE_PERIOD_ACTIVE", "", active ? active.val : 0 );
const c3 = this.startContainer( "TAG_EMS_IDLE_PERIOD_START" );
this.addTagtoFrame( "TAG_EMS_IDLE_PERIOD_HOUR", "", startHour ? startHour.val : 0 );
this.addTagtoFrame( "TAG_EMS_IDLE_PERIOD_MINUTE", "", startMinute ? startMinute.val : 0 );
this.endContainer(c3);
const c4 = this.startContainer( "TAG_EMS_IDLE_PERIOD_END" );
this.addTagtoFrame( "TAG_EMS_IDLE_PERIOD_HOUR", "", endHour ? endHour.val : 0 );
this.addTagtoFrame( "TAG_EMS_IDLE_PERIOD_MINUTE", "", endMinute ? endMinute.val : 0 );
this.endContainer(c4);
this.endContainer(c2);
this.pushFrame(c1);
// SET_IDLE_PERIODS response does not contain new values, so we need to separately request them:
this.clearFrame();
this.addTagtoFrame( "TAG_EMS_REQ_GET_IDLE_PERIODS" );
this.pushFrame();
});
});
});
});
});
}, this.config.setidleperiod_delay*1000 );
} else {
this.log.warn(`queueSetIdlePeriod: invalid globalId ${globalId}`);
}
}
requestAllData( sml ) {
if( this.config.query_ems ) this.queueEmsRequestData( sml );
if( this.config.query_ep ) this.queueEpRequestData( sml );
if( this.config.query_bat ) this.queueBatRequestData( sml );
if( this.config.query_pvi ) this.queuePviRequestData( sml );
if( this.config.query_wb ) this.queueWbRequestData( sml );
this.sendNextFrame();
}
sendNextFrame() {
if( this && this.queue[0] ) {
if( rscpTag[this.queue[0].readUInt32LE(18)] ) {
this.log.debug( `Sending request ${rscpTag[this.queue[0].readUInt32LE(18)].TagNameGlobal}` );
} else {
this.log.warn( `sendNextFrame called with invalid content: first tag is ${this.queue[0].readUInt32LE(18)}` );
}
this.log.silly( `OUT: ${printRscpFrame(this.queue[0])}` );
// this.log.silly( dumpRscpFrame(this.queue[0]) );
const encryptedFrame = Buffer.from( this.cipher.encrypt( this.queue[0], 256, this.encryptionIV ) );
// last encrypted block will be used as IV for next frame
if( this.encryptionIV ) encryptedFrame.copy( this.encryptionIV, 0, encryptedFrame.length - BLOCK_SIZE );
if( this.tcpConnection && this.tcpConnection.write( encryptedFrame ) ) {
this.log.silly( `Successfully written data to socket` );
this.queue.shift();
} else {
this.log.error( `Failed writing data to socket` );
}