diff --git a/.github/copilot-instructions.md b/.github/copilot-instructions.md
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+++ b/.github/copilot-instructions.md
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+# Cacti cycle Plugin AI Instructions
+
+## Project Overview
+This is a Cacti plugin. It integrates with the Cacti monitoring platform via the plugin hook architecture.
+
+## Technology Stack
+- PHP 7.4+ (targeting Cacti 1.2.x compatibility)
+- MySQL/MariaDB via Cacti's DB abstraction layer
+- PSR-12 coding standards
+
+## Key Rules
+- Use prepared statements (db_execute_prepared, db_fetch_row_prepared, etc.) for ALL queries with variables
+- Use get_request_var() / get_filter_request_var() for ALL user input, never raw $_REQUEST/$_GET/$_POST
+- Use html_escape() / htmlspecialchars() for ALL output of DB/user values in HTML context
+- Use cacti_escapeshellarg() for ALL shell command arguments
+- No PHP 8.0+ features (str_contains, match, union types, named args) - target PHP 7.4
+- Use ?? and ??= operators (PHP 7.4) instead of isset() ternary patterns
+- All unserialize() calls must use allowed_classes => false
+
+## Testing
+- Tests in tests/ directory
+- Use Pest PHP or PHPUnit
+- php -l lint check required before commit
diff --git a/.github/workflows/plugin-ci-workflow.yml b/.github/workflows/plugin-ci-workflow.yml
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+# +-------------------------------------------------------------------------+
+# | Copyright (C) 2004-2026 The Cacti Group |
+# | |
+# | This program is free software; you can redistribute it and/or |
+# | modify it under the terms of the GNU General Public License |
+# | as published by the Free Software Foundation; either version 2 |
+# | of the License, or (at your option) any later version. |
+# | |
+# | This program is distributed in the hope that it will be useful, |
+# | but WITHOUT ANY WARRANTY; without even the implied warranty of |
+# | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
+# | GNU General Public License for more details. |
+# +-------------------------------------------------------------------------+
+# | Cacti: The Complete RRDtool-based Graphing Solution |
+# +-------------------------------------------------------------------------+
+# | This code is designed, written, and maintained by the Cacti Group. See |
+# | about.php and/or the AUTHORS file for specific developer information. |
+# +-------------------------------------------------------------------------+
+# | http://www.cacti.net/ |
+# +-------------------------------------------------------------------------+
+
+name: Plugin Integration Tests
+
+on:
+ push:
+ branches:
+ - main
+ - develop
+ pull_request:
+ branches:
+ - main
+ - develop
+
+jobs:
+ integration-test:
+ runs-on: ${{ matrix.os }}
+
+ strategy:
+ fail-fast: false
+ matrix:
+ php: ['8.1', '8.2', '8.3', '8.4']
+ os: [ubuntu-latest]
+
+ services:
+ mariadb:
+ image: mariadb:10.6
+ env:
+ MYSQL_ROOT_PASSWORD: cactiroot
+ MYSQL_DATABASE: cacti
+ MYSQL_USER: cactiuser
+ MYSQL_PASSWORD: cactiuser
+ ports:
+ - 3306:3306
+ options: >-
+ --health-cmd="mysqladmin ping"
+ --health-interval=10s
+ --health-timeout=5s
+ --health-retries=3
+
+ name: PHP ${{ matrix.php }} Integration Test on ${{ matrix.os }}
+
+ steps:
+ - name: Checkout Cacti
+ uses: actions/checkout@v4
+ with:
+ repository: Cacti/cacti
+ path: cacti
+
+ - name: Checkout cycle Plugin
+ uses: actions/checkout@v4
+ with:
+ path: cacti/plugins/cycle
+
+ - name: Install PHP ${{ matrix.php }}
+ uses: shivammathur/setup-php@v2
+ with:
+ php-version: ${{ matrix.php }}
+ extensions: intl, mysql, gd, ldap, gmp, xml, curl, json, mbstring
+ ini-values: "post_max_size=256M, max_execution_time=60, date.timezone=America/New_York"
+
+ - name: Check PHP version
+ run: php -v
+
+ - name: Run apt-get update
+ run: sudo apt-get update
+
+ - name: Install System Dependencies
+ run: sudo apt-get install -y apache2 snmp snmpd rrdtool fping libapache2-mod-php${{ matrix.php }}
+
+ - name: Start SNMPD Agent and Test
+ run: |
+ sudo systemctl start snmpd
+ sudo snmpwalk -c public -v2c -On localhost .1.3.6.1.2.1.1
+
+ - name: Setup Permissions
+ run: |
+ sudo chown -R www-data:runner ${{ github.workspace }}/cacti
+ sudo find ${{ github.workspace }}/cacti -type d -exec chmod 775 {} \;
+ sudo find ${{ github.workspace }}/cacti -type f -exec chmod 664 {} \;
+ sudo chmod +x ${{ github.workspace }}/cacti/cmd.php
+ sudo chmod +x ${{ github.workspace }}/cacti/poller.php
+
+ - name: Create MySQL Config
+ run: |
+ echo -e "[client]\nuser = root\npassword = cactiroot\nhost = 127.0.0.1\n" > ~/.my.cnf
+ cat ~/.my.cnf
+
+ - name: Initialize Cacti Database
+ env:
+ MYSQL_AUTH_USR: '--defaults-file=~/.my.cnf'
+ run: |
+ mysql $MYSQL_AUTH_USR -e 'CREATE DATABASE IF NOT EXISTS cacti;'
+ mysql $MYSQL_AUTH_USR -e "CREATE USER IF NOT EXISTS 'cactiuser'@'localhost' IDENTIFIED BY 'cactiuser';"
+ mysql $MYSQL_AUTH_USR -e "GRANT ALL PRIVILEGES ON cacti.* TO 'cactiuser'@'localhost';"
+ mysql $MYSQL_AUTH_USR -e "GRANT SELECT ON mysql.time_zone_name TO 'cactiuser'@'localhost';"
+ mysql $MYSQL_AUTH_USR -e "FLUSH PRIVILEGES;"
+ mysql $MYSQL_AUTH_USR cacti < ${{ github.workspace }}/cacti/cacti.sql
+ mysql $MYSQL_AUTH_USR -e "INSERT INTO settings (name, value) VALUES ('path_php_binary', '/usr/bin/php')" cacti
+
+ - name: Validate composer files
+ run: |
+ cd ${{ github.workspace }}/cacti
+ if [ -f composer.json ]; then
+ composer validate --strict || true
+ fi
+
+ - name: Install Composer Dependencies
+ run: |
+ cd ${{ github.workspace }}/cacti
+ if [ -f composer.json ]; then
+ sudo composer install --prefer-dist --no-progress
+ fi
+
+ - name: Create Cacti config.php
+ run: |
+ cat ${{ github.workspace }}/cacti/include/config.php.dist | \
+ sed -r "s/localhost/127.0.0.1/g" | \
+ sed -r "s/'cacti'/'cacti'/g" | \
+ sed -r "s/'cactiuser'/'cactiuser'/g" | \
+ sed -r "s/'cactiuser'/'cactiuser'/g" > ${{ github.workspace }}/cacti/include/config.php
+ sudo chmod 664 ${{ github.workspace }}/cacti/include/config.php
+
+ - name: Configure Apache
+ run: |
+ cat << 'EOF' | sed 's#GITHUB_WORKSPACE#${{ github.workspace }}#g' > /tmp/cacti.conf
+