initial commit

This commit is contained in:
Will Freeman
2025-01-06 15:45:34 -07:00
commit 620a3bfe02
5 changed files with 337 additions and 0 deletions

4
.gitignore vendored Normal file
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node_modules/
output/
.DS_Store
*.js

53
package-lock.json generated Normal file
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{
"name": "alprleaks",
"version": "1.0.0",
"lockfileVersion": 3,
"requires": true,
"packages": {
"": {
"name": "alprleaks",
"version": "1.0.0",
"license": "ISC",
"dependencies": {
"csv-writer": "^1.6.0"
},
"devDependencies": {
"@types/node": "^22.10.5",
"typescript": "^5.7.2"
}
},
"node_modules/@types/node": {
"version": "22.10.5",
"resolved": "https://registry.npmjs.org/@types/node/-/node-22.10.5.tgz",
"integrity": "sha512-F8Q+SeGimwOo86fiovQh8qiXfFEh2/ocYv7tU5pJ3EXMSSxk1Joj5wefpFK2fHTf/N6HKGSxIDBT9f3gCxXPkQ==",
"dev": true,
"dependencies": {
"undici-types": "~6.20.0"
}
},
"node_modules/csv-writer": {
"version": "1.6.0",
"resolved": "https://registry.npmjs.org/csv-writer/-/csv-writer-1.6.0.tgz",
"integrity": "sha512-NOx7YDFWEsM/fTRAJjRpPp8t+MKRVvniAg9wQlUKx20MFrPs73WLJhFf5iteqrxNYnsy924K3Iroh3yNHeYd2g=="
},
"node_modules/typescript": {
"version": "5.7.2",
"resolved": "https://registry.npmjs.org/typescript/-/typescript-5.7.2.tgz",
"integrity": "sha512-i5t66RHxDvVN40HfDd1PsEThGNnlMCMT3jMUuoh9/0TaqWevNontacunWyN02LA9/fIbEWlcHZcgTKb9QoaLfg==",
"dev": true,
"bin": {
"tsc": "bin/tsc",
"tsserver": "bin/tsserver"
},
"engines": {
"node": ">=14.17"
}
},
"node_modules/undici-types": {
"version": "6.20.0",
"resolved": "https://registry.npmjs.org/undici-types/-/undici-types-6.20.0.tgz",
"integrity": "sha512-Ny6QZ2Nju20vw1SRHe3d9jVu6gJ+4e3+MMpqu7pqE5HT6WsTSlce++GQmK5UXS8mzV8DSYHrQH+Xrf2jVcuKNg==",
"dev": true
}
}
}

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package.json Normal file
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{
"name": "alprleaks",
"version": "1.0.0",
"description": "",
"main": "index.js",
"scripts": {
"test": "echo \"Error: no test specified\" && exit 1"
},
"author": "",
"license": "ISC",
"devDependencies": {
"@types/node": "^22.10.5",
"typescript": "^5.7.2"
},
"dependencies": {
"csv-writer": "^1.6.0"
}
}

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src/index.ts Normal file
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import * as net from 'net';
import * as fs from 'fs';
import { createObjectCsvWriter } from 'csv-writer';
const FEED_PORT = 8080;
const FEED_IR_PATH = '/cam{n}ir';
const FEED_COLOR_PATH = '/cam{n}color';
const DATA_PORT = 5001;
const OUTPUT_DIR = `${__dirname}/../output`;
interface System {
id: string;
ipAddress: string;
}
interface Hit {
uuid: string;
systemId: string;
timestamp: string;
make: string;
model: string;
color: string;
licensePlateNumber: string;
imagePath: string;
}
const systems: System[] = [
{
id: '1',
ipAddress: '166.152.44.39'
},
{
id: '2',
ipAddress: '166.152.44.38'
},
{
id: '3',
ipAddress: '166.152.44.40'
},
];
if (!fs.existsSync(OUTPUT_DIR)) {
fs.mkdirSync(OUTPUT_DIR);
}
const csvWriter = createObjectCsvWriter({
path: `${OUTPUT_DIR}/output.csv`,
header: [
{ id: 'uuid', title: 'UUID' },
{ id: 'systemId', title: 'System ID' },
{ id: 'timestamp', title: 'Timestamp' },
{ id: 'make', title: 'Make' },
{ id: 'model', title: 'Model' },
{ id: 'color', title: 'Color' },
{ id: 'licensePlateNumber', title: 'License Plate Number' },
{ id: 'imagePath', title: 'Image Path' }
]
});
systems.forEach(system => {
const host = system.ipAddress;
const port = DATA_PORT;
const client = new net.Socket();
let messageBuffer: Buffer = Buffer.alloc(0);
client.connect(port, host, () => {
console.log(`Connected to ${host}:${port}`);
});
const handleData = (data: Buffer) => {
messageBuffer = Buffer.concat([messageBuffer, data]);
const messageEnd = `"UseCacheGPS": "1"`;
while (true) {
const messageEndIndex = messageBuffer.indexOf(messageEnd);
if (messageEndIndex !== -1) {
const completeMessage = messageBuffer.slice(0, messageEndIndex + messageEnd.length);
processMessage(completeMessage, system.id);
messageBuffer = messageBuffer.slice(messageEndIndex + messageEnd.length);
} else {
break;
}
}
};
const processMessage = async (message: Buffer, systemId: string) => {
const timestamp = new Date().toISOString().replace(/:/g, '-');
const parts = message.toString('utf-8').split(/[\0\n]+/);
const equalsIndex = parts.findIndex((part) => part.startsWith('='));
const licensePlate = parts[equalsIndex + 1];
const uuid = parts[equalsIndex + 2];
const colorNameIndex = parts.findIndex((part) => part.startsWith(`"ColorName`));
const vehicleColor = parts[colorNameIndex].split('"')[3];
const make = parts[colorNameIndex + 2].split('"')[3];
const model = parts[colorNameIndex + 3].split('"')[3];
const imagePath = `${OUTPUT_DIR}/${uuid}.jpg`;
const hit: Hit = {
uuid,
systemId,
timestamp,
make,
model,
color: vehicleColor,
licensePlateNumber: licensePlate,
imagePath: imagePath.split('/')[1],
};
const hitJson = JSON.stringify(hit, null, 2);
console.log('\n' + hitJson);
await csvWriter.writeRecords([hit]);
console.log('Record written to CSV');
extractJPEG(message, imagePath);
};
const extractJPEG = (message: Buffer, path: string) => {
const jpegStartMarker = Buffer.from([0xFF, 0xD8]);
const jpegEndMarker = Buffer.from([0xFF, 0xD9]);
const jpegStartIndex = message.indexOf(jpegStartMarker);
if (jpegStartIndex !== -1) {
const jpegEndIndex = message.indexOf(jpegEndMarker, jpegStartIndex);
if (jpegEndIndex !== -1) {
const jpegData = message.slice(jpegStartIndex, jpegEndIndex + 2);
fs.writeFileSync(path, jpegData);
console.log('JPEG image extracted');
}
}
};
client.on('data', (data) => {
handleData(data);
});
client.on('end', () => {
console.log('Connection closed by the server.');
});
client.on('error', (err) => {
console.error('Error occurred:', err);
});
client.on('timeout', () => {
console.error('Connection timed out');
client.end();
});
client.on('close', () => {
console.log('Connection closed');
});
});

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tsconfig.json Normal file
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{
"compilerOptions": {
/* Visit https://aka.ms/tsconfig to read more about this file */
/* Projects */
// "incremental": true, /* Save .tsbuildinfo files to allow for incremental compilation of projects. */
// "composite": true, /* Enable constraints that allow a TypeScript project to be used with project references. */
// "tsBuildInfoFile": "./.tsbuildinfo", /* Specify the path to .tsbuildinfo incremental compilation file. */
// "disableSourceOfProjectReferenceRedirect": true, /* Disable preferring source files instead of declaration files when referencing composite projects. */
// "disableSolutionSearching": true, /* Opt a project out of multi-project reference checking when editing. */
// "disableReferencedProjectLoad": true, /* Reduce the number of projects loaded automatically by TypeScript. */
/* Language and Environment */
"target": "es2016", /* Set the JavaScript language version for emitted JavaScript and include compatible library declarations. */
// "lib": [], /* Specify a set of bundled library declaration files that describe the target runtime environment. */
// "jsx": "preserve", /* Specify what JSX code is generated. */
// "experimentalDecorators": true, /* Enable experimental support for legacy experimental decorators. */
// "emitDecoratorMetadata": true, /* Emit design-type metadata for decorated declarations in source files. */
// "jsxFactory": "", /* Specify the JSX factory function used when targeting React JSX emit, e.g. 'React.createElement' or 'h'. */
// "jsxFragmentFactory": "", /* Specify the JSX Fragment reference used for fragments when targeting React JSX emit e.g. 'React.Fragment' or 'Fragment'. */
// "jsxImportSource": "", /* Specify module specifier used to import the JSX factory functions when using 'jsx: react-jsx*'. */
// "reactNamespace": "", /* Specify the object invoked for 'createElement'. This only applies when targeting 'react' JSX emit. */
// "noLib": true, /* Disable including any library files, including the default lib.d.ts. */
// "useDefineForClassFields": true, /* Emit ECMAScript-standard-compliant class fields. */
// "moduleDetection": "auto", /* Control what method is used to detect module-format JS files. */
/* Modules */
"module": "commonjs", /* Specify what module code is generated. */
// "rootDir": "./", /* Specify the root folder within your source files. */
// "moduleResolution": "node10", /* Specify how TypeScript looks up a file from a given module specifier. */
// "baseUrl": "./", /* Specify the base directory to resolve non-relative module names. */
// "paths": {}, /* Specify a set of entries that re-map imports to additional lookup locations. */
// "rootDirs": [], /* Allow multiple folders to be treated as one when resolving modules. */
// "typeRoots": [], /* Specify multiple folders that act like './node_modules/@types'. */
// "types": [], /* Specify type package names to be included without being referenced in a source file. */
// "allowUmdGlobalAccess": true, /* Allow accessing UMD globals from modules. */
// "moduleSuffixes": [], /* List of file name suffixes to search when resolving a module. */
// "allowImportingTsExtensions": true, /* Allow imports to include TypeScript file extensions. Requires '--moduleResolution bundler' and either '--noEmit' or '--emitDeclarationOnly' to be set. */
// "rewriteRelativeImportExtensions": true, /* Rewrite '.ts', '.tsx', '.mts', and '.cts' file extensions in relative import paths to their JavaScript equivalent in output files. */
// "resolvePackageJsonExports": true, /* Use the package.json 'exports' field when resolving package imports. */
// "resolvePackageJsonImports": true, /* Use the package.json 'imports' field when resolving imports. */
// "customConditions": [], /* Conditions to set in addition to the resolver-specific defaults when resolving imports. */
// "noUncheckedSideEffectImports": true, /* Check side effect imports. */
// "resolveJsonModule": true, /* Enable importing .json files. */
// "allowArbitraryExtensions": true, /* Enable importing files with any extension, provided a declaration file is present. */
// "noResolve": true, /* Disallow 'import's, 'require's or '<reference>'s from expanding the number of files TypeScript should add to a project. */
/* JavaScript Support */
// "allowJs": true, /* Allow JavaScript files to be a part of your program. Use the 'checkJS' option to get errors from these files. */
// "checkJs": true, /* Enable error reporting in type-checked JavaScript files. */
// "maxNodeModuleJsDepth": 1, /* Specify the maximum folder depth used for checking JavaScript files from 'node_modules'. Only applicable with 'allowJs'. */
/* Emit */
// "declaration": true, /* Generate .d.ts files from TypeScript and JavaScript files in your project. */
// "declarationMap": true, /* Create sourcemaps for d.ts files. */
// "emitDeclarationOnly": true, /* Only output d.ts files and not JavaScript files. */
// "sourceMap": true, /* Create source map files for emitted JavaScript files. */
// "inlineSourceMap": true, /* Include sourcemap files inside the emitted JavaScript. */
// "noEmit": true, /* Disable emitting files from a compilation. */
// "outFile": "./", /* Specify a file that bundles all outputs into one JavaScript file. If 'declaration' is true, also designates a file that bundles all .d.ts output. */
// "outDir": "./", /* Specify an output folder for all emitted files. */
// "removeComments": true, /* Disable emitting comments. */
// "importHelpers": true, /* Allow importing helper functions from tslib once per project, instead of including them per-file. */
// "downlevelIteration": true, /* Emit more compliant, but verbose and less performant JavaScript for iteration. */
// "sourceRoot": "", /* Specify the root path for debuggers to find the reference source code. */
// "mapRoot": "", /* Specify the location where debugger should locate map files instead of generated locations. */
// "inlineSources": true, /* Include source code in the sourcemaps inside the emitted JavaScript. */
// "emitBOM": true, /* Emit a UTF-8 Byte Order Mark (BOM) in the beginning of output files. */
// "newLine": "crlf", /* Set the newline character for emitting files. */
// "stripInternal": true, /* Disable emitting declarations that have '@internal' in their JSDoc comments. */
// "noEmitHelpers": true, /* Disable generating custom helper functions like '__extends' in compiled output. */
// "noEmitOnError": true, /* Disable emitting files if any type checking errors are reported. */
// "preserveConstEnums": true, /* Disable erasing 'const enum' declarations in generated code. */
// "declarationDir": "./", /* Specify the output directory for generated declaration files. */
/* Interop Constraints */
// "isolatedModules": true, /* Ensure that each file can be safely transpiled without relying on other imports. */
// "verbatimModuleSyntax": true, /* Do not transform or elide any imports or exports not marked as type-only, ensuring they are written in the output file's format based on the 'module' setting. */
// "isolatedDeclarations": true, /* Require sufficient annotation on exports so other tools can trivially generate declaration files. */
// "allowSyntheticDefaultImports": true, /* Allow 'import x from y' when a module doesn't have a default export. */
"esModuleInterop": true, /* Emit additional JavaScript to ease support for importing CommonJS modules. This enables 'allowSyntheticDefaultImports' for type compatibility. */
// "preserveSymlinks": true, /* Disable resolving symlinks to their realpath. This correlates to the same flag in node. */
"forceConsistentCasingInFileNames": true, /* Ensure that casing is correct in imports. */
/* Type Checking */
"strict": true, /* Enable all strict type-checking options. */
// "noImplicitAny": true, /* Enable error reporting for expressions and declarations with an implied 'any' type. */
// "strictNullChecks": true, /* When type checking, take into account 'null' and 'undefined'. */
// "strictFunctionTypes": true, /* When assigning functions, check to ensure parameters and the return values are subtype-compatible. */
// "strictBindCallApply": true, /* Check that the arguments for 'bind', 'call', and 'apply' methods match the original function. */
// "strictPropertyInitialization": true, /* Check for class properties that are declared but not set in the constructor. */
// "strictBuiltinIteratorReturn": true, /* Built-in iterators are instantiated with a 'TReturn' type of 'undefined' instead of 'any'. */
// "noImplicitThis": true, /* Enable error reporting when 'this' is given the type 'any'. */
// "useUnknownInCatchVariables": true, /* Default catch clause variables as 'unknown' instead of 'any'. */
// "alwaysStrict": true, /* Ensure 'use strict' is always emitted. */
// "noUnusedLocals": true, /* Enable error reporting when local variables aren't read. */
// "noUnusedParameters": true, /* Raise an error when a function parameter isn't read. */
// "exactOptionalPropertyTypes": true, /* Interpret optional property types as written, rather than adding 'undefined'. */
// "noImplicitReturns": true, /* Enable error reporting for codepaths that do not explicitly return in a function. */
// "noFallthroughCasesInSwitch": true, /* Enable error reporting for fallthrough cases in switch statements. */
// "noUncheckedIndexedAccess": true, /* Add 'undefined' to a type when accessed using an index. */
// "noImplicitOverride": true, /* Ensure overriding members in derived classes are marked with an override modifier. */
// "noPropertyAccessFromIndexSignature": true, /* Enforces using indexed accessors for keys declared using an indexed type. */
// "allowUnusedLabels": true, /* Disable error reporting for unused labels. */
// "allowUnreachableCode": true, /* Disable error reporting for unreachable code. */
/* Completeness */
// "skipDefaultLibCheck": true, /* Skip type checking .d.ts files that are included with TypeScript. */
"skipLibCheck": true /* Skip type checking all .d.ts files. */
}
}