From a271005a699edb1932890613672044b36125ad0c Mon Sep 17 00:00:00 2001
From: MickLesk <mickey.leskowitz@gmail.com>
Date: Sat, 25 Apr 2026 22:37:05 +0200
Subject: [PATCH] dev; nagios

---
 .gitignore                |  2 ++
 ct/nagios.sh              | 53 +++++++++++++++++++++++++++++++++++++++
 install/nagios-install.sh | 36 ++++++++++++++++++++++++++
 json/nagios.json          | 44 ++++++++++++++++++++++++++++++++
 4 files changed, 135 insertions(+)
 create mode 100644 ct/nagios.sh
 create mode 100644 install/nagios-install.sh
 create mode 100644 json/nagios.json

diff --git a/.gitignore b/.gitignore
index 3c51ccf2..fb667408 100644
--- a/.gitignore
+++ b/.gitignore
@@ -13,3 +13,5 @@ vm/debian-13-vm.sh
 vm/vm-manager.sh
 vm/vm-manager.sh
 vm/debian-13-vm.sh
+stars.json
+stars.txt
diff --git a/ct/nagios.sh b/ct/nagios.sh
new file mode 100644
index 00000000..0e2bd594
--- /dev/null
+++ b/ct/nagios.sh
@@ -0,0 +1,53 @@
+#!/usr/bin/env bash
+source <(curl -fsSL https://raw.githubusercontent.com/community-scripts/ProxmoxVED/main/misc/build.func)
+# Copyright (c) 2021-2026 community-scripts ORG
+# Author: GitHub Copilot (GPT-5.3-Codex)
+# License: MIT | https://github.com/community-scripts/ProxmoxVED/raw/main/LICENSE
+# Source: https://github.com/NagiosEnterprises/nagioscore
+
+APP="Nagios"
+var_tags="${var_tags:-monitoring;alerts;infrastructure}"
+var_cpu="${var_cpu:-2}"
+var_ram="${var_ram:-2048}"
+var_disk="${var_disk:-20}"
+var_os="${var_os:-debian}"
+var_version="${var_version:-13}"
+var_unprivileged="${var_unprivileged:-1}"
+
+header_info "$APP"
+variables
+color
+catch_errors
+
+function update_script() {
+  header_info
+  check_container_storage
+  check_container_resources
+
+  if [[ ! -f /etc/nagios4/nagios.cfg ]]; then
+    msg_error "No ${APP} Installation Found!"
+    exit
+  fi
+
+  msg_info "Updating Nagios Packages"
+  $STD apt update
+  $STD apt install -y --only-upgrade nagios4 nagios-plugins-contrib apache2
+  msg_ok "Updated Nagios Packages"
+
+  msg_info "Restarting Services"
+  systemctl restart nagios4
+  systemctl restart apache2
+  msg_ok "Restarted Services"
+
+  msg_ok "Updated successfully!"
+  exit
+}
+
+start
+build_container
+description
+
+msg_ok "Completed Successfully!\n"
+echo -e "${CREATING}${GN}${APP} setup has been successfully initialized!${CL}"
+echo -e "${INFO}${YW} Access it using the following URL:${CL}"
+echo -e "${TAB}${GATEWAY}${BGN}http://${IP}/nagios4${CL}"
diff --git a/install/nagios-install.sh b/install/nagios-install.sh
new file mode 100644
index 00000000..93b6d09a
--- /dev/null
+++ b/install/nagios-install.sh
@@ -0,0 +1,36 @@
+#!/usr/bin/env bash
+
+# Copyright (c) 2021-2026 community-scripts ORG
+# Author: GitHub Copilot (GPT-5.3-Codex)
+# License: MIT | https://github.com/community-scripts/ProxmoxVED/raw/main/LICENSE
+# Source: https://github.com/NagiosEnterprises/nagioscore
+
+source /dev/stdin <<<"$FUNCTIONS_FILE_PATH"
+color
+verb_ip6
+catch_errors
+setting_up_container
+network_check
+update_os
+
+msg_info "Installing Dependencies"
+$STD apt install -y \
+  apache2-utils \
+  nagios4 \
+  nagios-plugins-contrib
+msg_ok "Installed Dependencies"
+
+msg_info "Configuring Web Authentication"
+htpasswd -bc /etc/nagios4/htpasswd.users nagiosadmin nagiosadmin
+chown root:www-data /etc/nagios4/htpasswd.users
+chmod 640 /etc/nagios4/htpasswd.users
+msg_ok "Configured Web Authentication"
+
+msg_info "Starting Services"
+systemctl enable -q --now nagios4
+systemctl enable -q --now apache2
+msg_ok "Started Services"
+
+motd_ssh
+customize
+cleanup_lxc
diff --git a/json/nagios.json b/json/nagios.json
new file mode 100644
index 00000000..37582b04
--- /dev/null
+++ b/json/nagios.json
@@ -0,0 +1,44 @@
+{
+  "name": "Nagios Core",
+  "slug": "nagios",
+  "categories": [
+    9
+  ],
+  "date_created": "2026-04-25",
+  "type": "ct",
+  "updateable": true,
+  "privileged": false,
+  "interface_port": 80,
+  "documentation": "https://assets.nagios.com/downloads/nagioscore/docs/nagioscore/4/en/quickstart.html",
+  "website": "https://www.nagios.org/projects/nagios-core/",
+  "logo": "https://cdn.jsdelivr.net/gh/selfhst/icons@main/webp/nagios.webp",
+  "description": "Nagios Core is an open-source monitoring platform for hosts, services, and network infrastructure with a classic web interface.",
+  "install_methods": [
+    {
+      "type": "default",
+      "script": "ct/nagios.sh",
+      "config_path": "/etc/nagios4/nagios.cfg",
+      "resources": {
+        "cpu": 2,
+        "ram": 2048,
+        "hdd": 20,
+        "os": "Debian",
+        "version": "13"
+      }
+    }
+  ],
+  "default_credentials": {
+    "username": "nagiosadmin",
+    "password": "nagiosadmin"
+  },
+  "notes": [
+    {
+      "text": "After first login, change the default web password in /etc/nagios4/htpasswd.users.",
+      "type": "warning"
+    },
+    {
+      "text": "Web UI path is /nagios4 on port 80.",
+      "type": "info"
+    }
+  ]
+}