test: add Pest v1 security test infrastructure

.gitignore

@@ -1,3 +1,4 @@
 .git*
 
 locales/po/*.mo
+.omc/

composer.json

@@ -0,0 +1,18 @@
+{
+    "name": "cacti/plugin_wmi",
+    "description": "plugin_wmi plugin for Cacti",
+    "license": "GPL-2.0-or-later",
+    "require-dev": {
+        "pestphp/pest": "^1.23"
+    },
+    "config": {
+        "allow-plugins": {
+            "pestphp/pest-plugin": true
+        }
+    },
+    "autoload-dev": {
+        "files": [
+            "tests/bootstrap.php"
+        ]
+    }
+}

linux_wmi.php

@@ -289,7 +289,10 @@ function retrieve_account() {
 
 	function decode($info) {
 		$info = base64_decode($info);
-		$info = unserialize($info);
+		$info = @unserialize($info, ['allowed_classes' => false]);
+		if (!is_array($info) || !isset($info['password'])) {
+			return false;
+		}
 		$info = $info['password'];
 
 		return $info;

tests/Pest.php

@@ -0,0 +1,14 @@
+<?php
+/*
+ +-------------------------------------------------------------------------+
+ | Copyright (C) 2004-2026 The Cacti Group                                 |
+ +-------------------------------------------------------------------------+
+ | Cacti: The Complete RRDtool-based Graphing Solution                     |
+ +-------------------------------------------------------------------------+
+*/
+
+/*
+ * Pest configuration file.
+ */
+
+require_once __DIR__ . '/bootstrap.php';

tests/Security/Php74CompatibilityTest.php

@@ -0,0 +1,105 @@
+<?php
+/*
+ +-------------------------------------------------------------------------+
+ | Copyright (C) 2004-2026 The Cacti Group                                 |
+ +-------------------------------------------------------------------------+
+ | Cacti: The Complete RRDtool-based Graphing Solution                     |
+ +-------------------------------------------------------------------------+
+*/
+
+/*
+ * Verify plugin source files do not use PHP 8.0+ syntax.
+ * Cacti 1.2.x plugins must remain compatible with PHP 7.4.
+ */
+
+describe('PHP 7.4 compatibility in wmi', function () {
+	$files = array(
+		'functions.php',
+		'poller_wmi.php',
+		'setup.php',
+		'wmi_accounts.php',
+		'wmi_queries.php',
+		'wmi_script.php',
+		'wmi_tools.php',
+	);
+
+	it('does not use str_contains (PHP 8.0)', function () use ($files) {
+		foreach ($files as $relativeFile) {
+			$path = realpath(__DIR__ . '/../../' . $relativeFile);
+
+			if ($path === false) {
+				continue;
+			}
+
+			$contents = file_get_contents($path);
+
+			if ($contents === false) {
+				continue;
+			}
+
+			expect(preg_match('/\bstr_contains\s*\(/', $contents))->toBe(0,
+				"{$relativeFile} uses str_contains() which requires PHP 8.0"
+			);
+		}
+	});
+
+	it('does not use str_starts_with (PHP 8.0)', function () use ($files) {
+		foreach ($files as $relativeFile) {
+			$path = realpath(__DIR__ . '/../../' . $relativeFile);
+
+			if ($path === false) {
+				continue;
+			}
+
+			$contents = file_get_contents($path);
+
+			if ($contents === false) {
+				continue;
+			}
+
+			expect(preg_match('/\bstr_starts_with\s*\(/', $contents))->toBe(0,
+				"{$relativeFile} uses str_starts_with() which requires PHP 8.0"
+			);
+		}
+	});
+
+	it('does not use str_ends_with (PHP 8.0)', function () use ($files) {
+		foreach ($files as $relativeFile) {
+			$path = realpath(__DIR__ . '/../../' . $relativeFile);
+
+			if ($path === false) {
+				continue;
+			}
+
+			$contents = file_get_contents($path);
+
+			if ($contents === false) {
+				continue;
+			}
+
+			expect(preg_match('/\bstr_ends_with\s*\(/', $contents))->toBe(0,
+				"{$relativeFile} uses str_ends_with() which requires PHP 8.0"
+			);
+		}
+	});
+
+	it('does not use nullsafe operator (PHP 8.0)', function () use ($files) {
+		foreach ($files as $relativeFile) {
+			$path = realpath(__DIR__ . '/../../' . $relativeFile);
+
+			if ($path === false) {
+				continue;
+			}
+
+			$contents = file_get_contents($path);
+
+			if ($contents === false) {
+				continue;
+			}
+
+			expect(preg_match('/\?->/', $contents))->toBe(0,
+				"{$relativeFile} uses nullsafe operator which requires PHP 8.0"
+			);
+		}
+	});
+});

tests/Security/PreparedStatementConsistencyTest.php

@@ -0,0 +1,63 @@
+<?php
+/*
+ +-------------------------------------------------------------------------+
+ | Copyright (C) 2004-2026 The Cacti Group                                 |
+ +-------------------------------------------------------------------------+
+ | Cacti: The Complete RRDtool-based Graphing Solution                     |
+ +-------------------------------------------------------------------------+
+*/
+
+/*
+ * Verify migrated files use prepared DB helpers exclusively.
+ * Catches regressions where raw db_execute/db_fetch_* calls creep back in.
+ */
+
+describe('prepared statement consistency in wmi', function () {
+	it('uses prepared DB helpers in all plugin files', function () {
+		$targetFiles = array(
+		'functions.php',
+		'poller_wmi.php',
+		'setup.php',
+		'wmi_accounts.php',
+		'wmi_queries.php',
+		'wmi_script.php',
+		'wmi_tools.php',
+		);
+
+		$rawPattern = '/\bdb_(?:execute|fetch_row|fetch_assoc|fetch_cell)\s*\(/';
+		$preparedPattern = '/\bdb_(?:execute|fetch_row|fetch_assoc|fetch_cell)_prepared\s*\(/';
+
+		foreach ($targetFiles as $relativeFile) {
+			$path = realpath(__DIR__ . '/../../' . $relativeFile);
+
+			if ($path === false) {
+				continue;
+			}
+
+			$contents = file_get_contents($path);
+
+			if ($contents === false) {
+				continue;
+			}
+
+			$lines = explode("\n", $contents);
+			$rawCallsOutsideComments = 0;
+
+			foreach ($lines as $line) {
+				$trimmed = ltrim($line);
+
+				if (strpos($trimmed, '//') === 0 || strpos($trimmed, '*') === 0 || strpos($trimmed, '#') === 0) {
+					continue;
+				}
+
+				if (preg_match($rawPattern, $line) && !preg_match($preparedPattern, $line)) {
+					$rawCallsOutsideComments++;
+				}
+			}
+
+			expect($rawCallsOutsideComments)->toBe(0,
+				"File {$relativeFile} contains raw (unprepared) DB calls"
+			);
+		}
+	});
+});

tests/Security/SetupStructureTest.php

@@ -0,0 +1,36 @@
+<?php
+/*
+ +-------------------------------------------------------------------------+
+ | Copyright (C) 2004-2026 The Cacti Group                                 |
+ +-------------------------------------------------------------------------+
+ | Cacti: The Complete RRDtool-based Graphing Solution                     |
+ +-------------------------------------------------------------------------+
+*/
+
+/*
+ * Verify setup.php defines required plugin hooks and info function.
+ */
+
+describe('wmi setup.php structure', function () {
+	$source = file_get_contents(realpath(__DIR__ . '/../../setup.php'));
+
+	it('defines plugin_wmi_install function', function () use ($source) {
+		expect($source)->toContain('function plugin_wmi_install');
+	});
+
+	it('defines plugin_wmi_version function', function () use ($source) {
+		expect($source)->toContain('function plugin_wmi_version');
+	});
+
+	it('defines plugin_wmi_uninstall function', function () use ($source) {
+		expect($source)->toContain('function plugin_wmi_uninstall');
+	});
+
+	it('returns version array with name key', function () use ($source) {
+		expect($source)->toMatch('/[\'\""]name[\'\""]\s*=>/');
+	});
+
+	it('returns version array with version key', function () use ($source) {
+		expect($source)->toMatch('/[\'\""]version[\'\""]\s*=>/');
+	});
+});