ntopng/scripts/lua/modules/page_utils.lua
2025-06-13 16:40:31 +02:00

1710 lines
51 KiB
Lua

--
-- (C) 2013-24 - ntop.org
--
local dirs = ntop.getDirs()
local info = ntop.getInfo()
package.path = dirs.installdir .. "/scripts/lua/modules/?.lua;" .. package.path
require "label_utils"
local script_manager = require("script_manager")
local template_utils = require("template_utils")
local recording_utils = require("recording_utils")
local alert_entities = require("alert_entities")
local page_utils = {}
local is_nedge = ntop.isnEdge()
-- #################################
local active_section = nil
local active_entry = nil
local active_sub_entry = nil
local zoneinfo = 'null'
local temp_zoneinfo = ntop.getInfo().zoneinfo
local newline = string.find(temp_zoneinfo, "\n")
-- WARNING: in FreeBSD, the zoneinfo ends with a newline character, so remove the newline and everything works fine
if newline then
temp_zoneinfo = string.sub(temp_zoneinfo, 1, newline - 1)
end
if temp_zoneinfo ~= nil then
zoneinfo = "( /^[\\x00-\\xFF]*$/.test('" .. temp_zoneinfo .. "') && moment.tz.zone('" .. temp_zoneinfo ..
"') != null ? '" .. temp_zoneinfo ..
"' : function() { console.warn('zoneinfo not valid:' + (/^[\\x00-\\xFF]*$/.test('" .. temp_zoneinfo ..
"') ? '" .. temp_zoneinfo .. "' : 'Invalid string') ); return null; }())"
end
-- #################################
page_utils.menu_sections = {
monitoring = {
key = "monitoring",
i18n_title = "monitoring",
icon = "fas fa-satellite-dish"
},
dashboard = {
key = "dashboard",
i18n_title = "index_page.dashboard",
icon = "fas fa-tachometer-alt"
},
alerts = {
key = "alerts",
i18n_title = "details.alerts",
icon = "fas fa-exclamation-triangle"
},
flows = {
key = "flows",
i18n_title = "flows",
icon = "fas fa-stream"
},
hosts = {
key = "hosts",
i18n_title = "hosts",
icon = "fas fa-laptop"
},
maps = {
key = "maps",
i18n_title = "maps",
icon = "fas fa-map"
},
collection = {
key = "collection",
i18n_title = "flow_devices.exporters",
icon = "fas fa-file-export",
zmq_only = true --[[ only for non-packet ZMQ interfaces --]]
},
if_stats = {
key = "if_stats",
i18n_title = "interface",
icon = "fas fa-ethernet"
},
system_stats = {
key = "system_stats",
i18n_title = "system",
icon = "fas fa-desktop"
},
admin = {
key = "admin",
i18n_title = "settings",
icon = "fas fa-cog"
},
alert_exclusions = {
key = "alert_exclusions",
i18n_title = "edit_check.exclusion_list",
icon = "fas fa-bell-slash"
},
dev = {
key = "dev",
i18n_title = "developer",
icon = "fas fa-code"
},
about = {
key = "about",
i18n_title = "help",
icon = "fas fa-life-ring"
},
chatbot = {
key = "chatbot",
i18n_title = "chatbot",
icon = "fa-solid fa-headset"
},
health = {
key = "health",
i18n_title = "health",
icon = "fas fa-laptop-medical"
},
pollers = {
key = "pollers",
i18n_title = "pollers",
icon = "fas fa-heartbeat"
},
tools = {
key = "tools",
i18n_title = "tools",
icon = "fas fa-cogs"
},
pools = {
key = "pools",
i18n_title = "pools.pools",
icon = "fas fa-users"
},
notifications = {
key = "notifications",
i18n_title = "endpoint_notifications.notifications",
icon = "fas fa-bell"
},
checks = {
key = "checks",
i18n_title = "about.checks"
},
policies = {
key = "policies",
i18n_title = "policies",
icon = "fa-solid fa-book-open"
},
-- nEdge
views = {
key = "hosts",
i18n_title = "views",
icon = "fas fa-bars"
}
}
-- #################################
-- help_link: this variable contains the contextual link to the documentation
page_utils.menu_entries = {
-- Monitoring
active_monitoring = {
key = "active_monitoring",
i18n_title = "active_monitoring_stats.active_monitoring",
section = "monitoring"
},
network_discovery = {
key = "network_discovery",
i18n_title = "discover.network_discovery",
section = "monitoring"
},
vulnerability_scan = {
key = "vulnerability_scan",
i18n_title = "scan_hosts",
section = "monitoring"
},
-- Dashboard
traffic_dashboard = {
key = "traffic_dashboard",
i18n_title = "dashboard.traffic_dashboard",
section = "dashboard",
help_link = "https://www.ntop.org/guides/ntopng/user_interface/network_interface/dashboard/dashboard.html"
},
traffic_report = {
key = "traffic_report",
i18n_title = "report.traffic_report",
section = "dashboard",
help_link = "https://www.ntop.org/guides/ntopng/flow_dump/clickhouse/reports.html"
},
assets_dashboard = {
key = "assets_dashboard",
i18n_title = "assets",
section = "dashboard",
help_link = "https://www.ntop.org/guides/ntopng/flow_dump/clickhouse/reports.html"
},
traffic_analysis = {
key = "traffic_analysis",
i18n_title = "db_explorer.traffic_analysis",
section = "dashboard",
help_link = "https://www.ntop.org/guides/ntopng/flow_dump/clickhouse/historical_flows.html"
},
-- Alerts
detected_alerts = {
key = "detected_alerts",
i18n_title = "show_alerts.detected_alerts",
section = "alerts",
help_link = "https://www.ntop.org/guides/ntopng/user_interface/shared/alerts/alerts_explorer.html"
},
alerts_dashboard = {
key = "alerts_dashboard",
i18n_title = "alerts_dashboard.alerts_dashboard",
section = "alerts"
},
flow_alerts_explorer = {
key = "flow_alerts_explorer",
i18n_title = "flow_alerts_explorer.label",
section = "alerts"
},
alerts_list = {
key = "alerts_list",
i18n_title = "details.alerts_list",
section = "alerts"
},
alerts_analysis = {
key = "alerts_analysis",
i18n_title = "details.alerts_analysis",
section = "alerts"
},
alerts_graph = {
key = "alerts_graph",
i18n_title = "details.alerts_graph",
section = "alerts"
},
alerts_geomap = {
key = "alerts_geomap",
i18n_title = "details.alerts_geomap",
section = "alerts"
},
-- Flows
flows = {
key = "flows",
i18n_title = "flows",
section = "flows",
help_link = "https://www.ntop.org/guides/ntopng/user_interface/network_interface/flows/flows.html"
},
active_flows = {
key = "active_flows",
i18n_title = "active_flows",
section = "flows"
},
flow_details = {
key = "flow_details",
i18n_title = "flow_details.flow_details",
section = "flows"
},
db_explorer = {
key = "db_explorer",
i18n_title = "db_explorer.historical_data_explorer",
section = "flows",
help_link = "https://www.ntop.org/guides/ntopng/flow_dump/clickhouse/historical_flows.html"
},
server_ports = {
key = "server_ports",
i18n_title = "server_ports.server_ports",
section = "flows",
help_link = "https://www.ntop.org/guides/ntopng/user_interface/network_interface/flows/server_ports.html"
},
-- Hosts
hosts = {
key = "hosts",
i18n_title = "hosts",
section = "hosts",
help_link = "https://www.ntop.org/guides/ntopng/user_interface/network_interface/hosts/hosts.html#id1"
},
devices = {
key = "devices",
i18n_title = "layer_2",
section = "hosts"
},
assets = {
key = "assets",
i18n_title = "assets",
section = "hosts"
},
-- Chatbot
chatbot = {
key = "chatbot",
i18n_title = "chatbot",
section = "chatbot"
},
-- Interface
interface = {
key = "interface",
i18n_title = "interface_details",
section = "if_stats"
},
networks = {
key = "networks",
i18n_title = "networks",
section = "if_stats",
help_link = "https://www.ntop.org/guides/ntopng/user_interface/network_interface/interface/networks.html"
},
vlans = {
key = "vlans",
i18n_title = "vlan_stats.vlans",
section = "if_stats"
},
host_pools = {
key = "host_pools",
i18n_title = "host_pools.host_pools",
section = "if_stats"
},
autonomous_systems = {
key = "autonomous_systems",
i18n_title = "as_stats.autonomous_systems",
section = "if_stats",
help_link = "https://www.ntop.org/guides/ntopng/user_interface/network_interface/interface/autonomous_systems.html"
},
countries = {
key = "countries",
i18n_title = "countries",
section = "if_stats",
help_link = "https://www.ntop.org/guides/ntopng/user_interface/network_interface/interface/countries.html"
},
operating_systems = {
key = "operating_systems",
i18n_title = "operating_systems",
section = "if_stats",
help_link = "https://www.ntop.org/guides/ntopng/user_interface/network_interface/interface/operating_systems.html"
},
http_servers = {
key = "http_servers",
i18n_title = "http_servers_stats.local_http_servers",
section = "if_stats",
help_link = "https://www.ntop.org/guides/ntopng/user_interface/network_interface/interface/http_servers_local.html"
},
containers = {
key = "containers",
i18n_title = "containers_stats.containers",
section = "if_stats"
},
pods = {
key = "pods",
i18n_title = "containers_stats.pods",
section = "if_stats"
},
-- Pollers
snmp = {
key = "snmp",
i18n_title = "prefs.snmp",
section = "pollers"
},
snmp_monitoring = {
key = "snmp_monitoring",
i18n_title = "prefs.snmp",
section = "monitoring"
},
infrastructure_dashboard = {
key = "infrastructure_dashboard",
i18n_title = "infrastructure_dashboard.infrastructure_dashboard",
section = "pollers"
},
-- Status (Health)
system_status = {
key = "system_status",
i18n_title = "system_status",
section = "health"
},
interfaces_status = {
key = "interfaces_status",
i18n_title = "system_interfaces_status",
section = "health"
},
alerts_status = {
key = "alerts_status",
i18n_title = "system_alerts_status",
section = "health"
},
influxdb_status = {
key = "influxdb_status",
i18n_title = "InfluxDB",
section = "health"
},
redis_status = {
key = "redis_status",
i18n_title = "Redis",
section = "health"
},
clickhouse_status = {
key = "clickhouse",
i18n_title = "ClickHouse",
section = "health"
},
-- exporters
event_exporters = {
key = "event_exporters",
i18n_title = "event_exporters.event_exporters",
section = "collection"
},
sflow_exporters = {
key = "sflow_exporters",
i18n_title = "flows_page.sflow_devices",
section = "collection"
},
exporters = {
key = "exporters",
i18n_title = "flow_devices.flow_exporters",
section = "collection",
help_link = "https://www.ntop.org"
},
nprobe = {
key = "nprobe",
i18n_title = "flow_devices.nprobe_instances",
section = "collection"
},
observation_points = {
key = "observation_points",
i18n_title = "flow_devices.observation_points",
section = "collection",
help_link = "https://www.ntop.org"
},
-- Map
analysis_map = {
key = "analysis_map",
i18n_title = "analysis",
section = "maps"
},
geo_map = {
key = "geo_map",
i18n_title = "geo_map.geo_map",
section = "maps",
help_link = "https://www.ntop.org/guides/ntopng/user_interface/network_interface/maps/geo_map.html"
},
hosts_map = {
key = "hosts_map",
i18n_title = "flows_page.hosts",
section = "maps"
},
-- Settings
nedge_users = {
key = "nedge_users",
i18n_title = "manage_users.manage_users",
section = "admin",
help_link = "https://www.ntop.org/guides/nedge/users.html#"
},
manage_users = {
key = "manage_users",
i18n_title = ternary(is_nedge, "nedge.system_users", "manage_users.manage_users"),
section = "admin",
help_link = "https://www.ntop.org/guides/ntopng/user_interface/shared/settings/users.html"
},
preferences = {
key = "preferences",
i18n_title = "prefs.preferences",
section = "admin",
help_link = "https://www.ntop.org/guides/ntopng/user_interface/shared/settings/preferences.html"
},
categories = {
key = "categories",
i18n_title = "custom_categories.apps_and_categories",
section = "admin",
help_link = "https://www.ntop.org/guides/ntopng/user_interface/shared/settings/applications_and_categories.html#custom-applications"
},
category_lists = {
key = "category_lists",
i18n_title = "category_lists.category_lists",
section = "admin"
},
conf_backup = {
key = "conf_backup",
i18n_title = "conf_backup.conf_backup",
section = "admin"
},
conf_restore = {
key = "conf_restore",
i18n_title = "conf_backup.conf_restore",
section = "admin"
},
manage_configurations = {
key = "manage_configurations",
i18n_title = "manage_configurations.manage_configurations",
section = "admin"
},
-- Policies
device_protocols = {
key = "device_protocols",
i18n_title = "device_protocols.device_protocols",
section = "policies"
},
access_control_list = {
key = "access_control_list",
i18n_title = "access_control_list",
section = "policies"
},
asn_configuration = {
key = "asn_configuration",
i18n_title = "checks.asn_configuration",
section = "policies"
},
network_config = {
key = "network_config",
i18n_title = "checks.network_configuration",
section = "policies"
},
traffic_rules = {
key = "traffic_rules",
i18n_title = "if_stats_config.traffic_rules",
section = "policies",
help_link = "https://www.ntop.org/guides/ntopng/user_interface/shared/policies/traffic_rules.html"
},
profiles = {
key = "profiles",
i18n_title = "traffic_profiles.traffic_profiles",
section = "policies",
help_link = "https://www.ntop.org/guides/ntopng/user_interface/shared/policies/traffic_profiles.html"
},
alert_exclusions = {
key = "alert_exclusions",
i18n_title = "edit_check.exclusion_list",
section = "policies",
help_link = "https://www.ntop.org/guides/ntopng/user_interface/shared/alerts/others/behavioural_checks_exclusion.html"
},
alert_exclusions_hosts = {
key = "alert_exclusions",
subkey = "hosts",
i18n_title = alert_entities.host.i18n_label,
section = "alert_exclusions",
help_link = "https://www.ntop.org/guides/ntopng/user_interface/shared/alerts/others/available_alerts.html"
},
alert_exclusions_flows = {
key = "alert_exclusions",
subkey = "flows",
i18n_title = alert_entities.flow.i18n_label,
section = "alert_exclusions",
help_link = "https://www.ntop.org/guides/ntopng/user_interface/shared/alerts/others/available_alerts.html"
},
alert_exclusions_domains = {
key = "alert_exclusions",
subkey = "domains",
i18n_title = alert_entities.domain.i18n_label,
section = "alert_exclusions",
help_link = "https://www.ntop.org/guides/ntopng/user_interface/shared/alerts/others/available_alerts.html"
},
scripts_config = {
key = "scripts_config",
i18n_title = "about.checks",
section = "policies",
help_link = "https://www.ntop.org/guides/ntopng/user_interface/shared/alerts/others/available_alerts.html"
},
scripts_config_all = {
key = "scripts_config",
subkey = "all",
i18n_title = "all",
section = "policies",
help_link = "https://www.ntop.org/guides/ntopng/user_interface/shared/alerts/others/available_alerts.html"
},
scripts_config_hosts = {
key = "scripts_config",
subkey = "hosts",
i18n_title = alert_entities.host.i18n_label,
section = "policies",
help_link = "https://www.ntop.org/guides/ntopng/user_interface/shared/alerts/others/available_alerts.html"
},
scripts_config_interfaces = {
key = "scripts_config",
subkey = "interfaces",
i18n_title = alert_entities.interface.i18n_label,
section = "policies",
help_link = "https://www.ntop.org/guides/ntopng/user_interface/shared/alerts/others/available_alerts.html"
},
scripts_config_networks = {
key = "scripts_config",
subkey = "networks",
i18n_title = alert_entities.network.i18n_label,
section = "policies",
help_link = "https://www.ntop.org/guides/ntopng/user_interface/shared/alerts/others/available_alerts.html"
},
scripts_config_snmp_devices = {
key = "scripts_config",
subkey = "snmp_devices",
i18n_title = alert_entities.snmp_device.i18n_label,
section = "policies",
help_link = "https://www.ntop.org/guides/ntopng/user_interface/shared/alerts/others/available_alerts.html"
},
scripts_config_flows = {
key = "scripts_config",
subkey = "flows",
i18n_title = alert_entities.flow.i18n_label,
section = "policies",
help_link = "https://www.ntop.org/guides/ntopng/user_interface/shared/alerts/others/available_alerts.html"
},
scripts_config_system = {
key = "scripts_config",
subkey = "system",
i18n_title = alert_entities.system.i18n_label,
section = "policies",
help_link = "https://www.ntop.org/guides/ntopng/user_interface/shared/alerts/others/available_alerts.html"
},
scripts_config_syslog = {
key = "scripts_config",
subkey = "syslog",
i18n_title = "syslog.syslog",
section = "policies",
help_link = "https://www.ntop.org/guides/ntopng/user_interface/shared/alerts/others/available_alerts.html"
},
scripts_config_active_monitoring = {
key = "scripts_config",
subkey = "active_monitoring",
i18n_title = "active_monitoring",
section = "policies",
help_link = "https://www.ntop.org/guides/ntopng/user_interface/shared/alerts/others/available_alerts.html"
},
device_exclusions = {
key = "device_exclusions",
i18n_title = "edit_check.device_exclusion",
section = "policies"
},
-- Notifications
endpoint_notifications = {
key = "endpoint_notifications",
i18n_title = "endpoint_notifications.endpoint_list",
section = "notifications",
help_link = "https://www.ntop.org/guides/ntopng/user_interface/shared/alerts/available_endpoints.html#available-endpoints"
},
endpoint_recipients = {
key = "endpoint_recipients",
i18n_title = "endpoint_notifications.enpoint_recipients_list",
section = "notifications",
help_link = "https://www.ntop.org/guides/ntopng/user_interface/shared/alerts/available_endpoints.html#available-endpoints"
},
-- Tools
export_data = {
key = "export_data",
i18n_title = "manage_data.export",
section = "tools"
},
-- Pools
host_members = {
key = "host_members",
i18n_title = "host_pools.host_members",
section = "pools"
},
manage_pools = {
key = "manage_pools",
i18n_title = "pools.pools",
section = "pools"
},
-- Home
live_capture = {
key = "live_capture",
i18n_title = "live_capture.active_live_captures",
section = "home"
},
-- Developer
directories = {
key = "directories",
i18n_title = "about.directories",
section = "dev",
help_link = "https://www.ntop.org/guides/ntopng/scripts/distributing_scripts.html"
},
checks_dev = {
key = "checks_dev",
i18n_title = "about.checks",
section = "dev",
help_link = "https://www.ntop.org/guides/ntopng/scripts/checks.html"
},
analyze_db = {
key = "analyze_db",
i18n_title = "about.analyze_db",
section = "dev",
help_link = "https://www.ntop.org/guides/ntopng/advanced_features/index.html"
},
analyze_pcap = {
key = "analyze_pcap",
i18n_title = "about.analyze_pcap",
section = "dev",
help_link = "https://www.ntop.org/guides/ntopng/user_interface/shared/developer/analyze_pcap_file.html"
},
alert_definitions = {
key = "alert_definitions",
i18n_title = "about.alert_defines",
section = "dev",
help_link = "https://www.ntop.org/guides/ntopng/scripts/alert_definitions.html"
},
ts_definitions = {
key = "ts_definitions",
i18n_title = "about.ts_defines",
section = "dev",
},
api = {
key = "api",
i18n_title = "lua_c_api",
section = "dev"
},
rest_api = {
key = "rest_api",
i18n_title = "swagger_api",
section = "dev"
},
manage_data = {
key = "manage_data",
i18n_title = "manage_data.manage_data",
section = "dev",
help_link = "https://www.ntop.org/guides/ntopng/user_interface/shared/developer/manage_data.html"
},
-- Help
about = {
key = "about",
i18n_title = "about.about",
section = "about",
help_link = "https://www.ntop.org/guides/ntopng/user_interface/shared/help/about.html"
},
license = {
key = "license",
i18n_title = "license_page.license",
section = "about"
},
limits = {
key = "limits",
i18n_title = "limits_page.limits",
section = "about"
},
blog = {
key = "blog",
i18n_title = "about.ntop_blog",
section = "about"
},
telegram = {
key = "telegram",
i18n_title = "about.telegram",
section = "about"
},
report_issue = {
key = "report_issue",
i18n_title = "about.report_issue",
section = "about"
},
manual = {
key = "manual",
i18n_title = "about.readme_and_manual",
section = "about"
},
suggest_feature = {
key = "suggest_feature",
i18n_title = "about.suggest_feature",
section = "about"
},
-- Just a divider for horizontal rows in the menu
divider = {
key = "divider"
},
-- nEdge
gateways_users = {
key = "gateways_users",
i18n_title = "dashboard.gateways_users",
section = "dashboard"
},
nedge_flows = {
key = "nedge_flows",
i18n_title = "flows",
section = "hosts"
},
nedge_interfaces = {
key = "nedge_interfaces",
i18n_title = "interfaces",
section = "dashboard"
},
users = {
key = "users",
i18n_title = "users.users",
section = "hosts",
help_link = "https://www.ntop.org/guides/ntopng/user_interface/shared/settings/preferences.html#user-authentication"
},
system_setup = {
key = "system_setup",
i18n_title = "nedge.system_setup",
section = "system_stats",
help_link = "https://www.ntop.org/guides/nedge/get_started.html"
},
dhcp_static_leases = {
key = "dhcp_static_leases",
i18n_title = "nedge.static_dhcp_leases",
section = "system_stats"
},
dhcp_active_leases = {
key = "dhcp_active_leases",
i18n_title = "nedge.active_dhcp_leases",
section = "system_stats"
},
port_forwarding = {
key = "port_forwarding",
i18n_title = "nedge.port_forwarding",
section = "system_stats"
},
rules_config = {
key = "rules_config",
i18n_title = "nedge.rules_config_title",
section = "system_stats"
},
forwarders_config = {
key = "forwarders_config",
i18n_title = "nedge.repeaters_config_title",
section = "system_stats"
}
}
-- Extend the menu entries with the scripts
local menu, entries_data = script_manager.getMenuEntries()
page_utils.scripts_menu = menu or {}
if entries_data then
for k, v in pairs(entries_data) do
page_utils.menu_entries[k] = v
end
end
-- #################################
-- NOTE: this function must be called after page_utils.print_header_and_set_active_menu_entry
function page_utils.print_page_title(title, mini_title)
local help_link = page_utils.menu_entries[active_entry].help_link or ""
print("<header class='mb-3 d-flex align-items-center'>")
print("<h2 class='d-inline-block'>" .. title .. "</h2>")
if (not isEmptyString(help_link)) then
print("<a data-bs-toggle='tooltip' title='" .. i18n("open_documentation") .. "' target='_newtab' href='" ..
help_link .. "' class='text-muted ms-auto'><i class='fas fa-question-circle'></i></a>")
end
if mini_title and not isEmptyString(mini_title) then
print("<small style='margin-left: auto;'>" .. mini_title .. "</small>")
end
print("</header>")
end
-- #################################
-- NOTE: this function is called by the web pages in order to
-- set the active entry and section and highlight it into the menu
function page_utils.print_header_and_set_active_menu_entry(entry, i18n_params, alt_title)
require "locales_utils"
entry = entry or page_utils.menu_entries.traffic_dashboard
active_section = entry.section
active_entry = entry.key
if entry.subkey then
active_sub_entry = entry.subkey
end
page_utils.print_header(alt_title or i18n(entry.i18n_title, i18n_params) or entry.i18n_title)
end
-- #################################
function page_utils.get_active_section()
return (active_section)
end
function page_utils.get_active_entry()
return (active_entry)
end
function page_utils.get_active_sub_entry()
return (active_sub_entry)
end
-- #################################
-- @brief Encode the HTML entities in a string.
-- Useful when printing dissected data which may result in XSS
-- e.g., curl -u admin:admin1 "http://devel:3000/</a><script>alert(1);</script><a>"
-- @param s The string to escape.
-- @return The string with HTML entities properly escaped
function page_utils.safe_html(s)
if not s then
return ''
end
ret = string.gsub(s, "[}{\">/<'&]", {
["&"] = "&amp;",
["<"] = "&lt;",
[">"] = "&gt;",
['"'] = "&quot;",
["'"] = "&#39;",
["/"] = "&#47;"
})
return (ret)
end
-- #################################
function page_utils.is_dark_mode_enabled(theme)
local dark_mode
local theme = theme or ntop.getPref("ntopng.user." .. _SESSION["user"] .. ".theme")
if (isEmptyString(theme)) then
dark_mode = false
else
dark_mode = (theme == "dark")
end
return dark_mode
end
-- #################################
function page_utils.print_header(title, addLoginJS)
local http_prefix = ntop.getHttpPrefix()
local static_file_epoch = ntop.getStaticFileEpoch() .. ""
local dark_mode = page_utils.is_dark_mode_enabled(_POST["toggle_theme"])
local page_title = i18n("welcome_to", {
product = info.product
})
local favicon_path = nil
local admin_lang = ntop.getPref("ntopng.user.admin.language")
local language = ternary(isEmptyString(admin_lang), "en", admin_lang)
local locale_path = dirs.installdir .. "/scripts/locales/" .. language .. ".lua"
local locale_when = ntop.fileLastChange(locale_path)
if title ~= nil then
page_title = info.product .. " - " .. title
end
print [[
<!DOCTYPE html>
<html>
<head>
<title>]]
print(page_title)
print [[</title>
<meta name="viewport" content="width=device-width, initial-scale=1">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<link href="]]
print(http_prefix)
print [[/dist/third-party.css?]]
print(static_file_epoch)
print [[" rel="stylesheet">
<link href="]]
print(http_prefix)
print [[/dist/ntopng.css?]]
print(static_file_epoch)
print [[" rel="stylesheet">
<link href="]]
print(http_prefix)
print [[/dist/white-mode.css?]]
print(static_file_epoch)
print [[" rel="stylesheet">]]
if (dark_mode) then
print [[<link href="]]
print(http_prefix)
print [[/dist/dark-mode.css?]]
print(static_file_epoch)
print [[" rel="stylesheet">]]
end
if (ntop.isPro() or ntop.isnEdge()) and ntop.exists(dirs.installdir .. "/httpdocs/img/custom_favicon.ico") then
favicon_path = http_prefix .. "/img/custom_favicon.ico"
end
if (favicon_path ~= nil) then
print [[<link href="]]
print(favicon_path)
print [[" rel="icon">]]
else
print [[<link href="]]
print(http_prefix)
print [[/favicon.ico" rel="icon">]]
end
print [[
<style>
.flag {
width: 16px;
height: 11px;
margin-top: -5px;
background:url(]]
print(http_prefix)
print [[/dist/images/flags.png) no-repeat
}
</style>
]]
if addLoginJS then
print [[<script type="application/javascript" src="]]
print(http_prefix)
print [[/dist/login.js?]]
print(static_file_epoch)
print [["></script>]]
end
if (ntop.isPro() and ntop.exists(dirs.installdir .. "/httpdocs/css/custom-theme.css")) then
print [[
<link href="]]
print(http_prefix)
print [[/css/custom-theme.css?]]
print(static_file_epoch)
print [[" rel="stylesheet">
]]
end
print [[
<script type="application/javascript" src="]]
print(http_prefix)
print("/lua/locale.lua?" .. locale_when .. "&user_language=" .. language);
print [["> </script>
<script src="https://unpkg.com/topojson-client@3"></script>
<script type="application/javascript" src="]]
print(http_prefix)
print [[/dist/third-party.js?]]
print(static_file_epoch)
print [["></script>
<script type="application/javascript" src="]]
print(http_prefix)
print [[/dist/ntopng.js?]]
print(static_file_epoch)
print [["></script>
<script>
const ntop_zoneinfo = ]]
print(zoneinfo)
print [[;
const http_prefix = "]]
print(ntop.getHttpPrefix())
print [[";
const mode = "]]
print(dark_mode and "dark" or "light")
print [[";
document.documentElement.setAttribute('data-theme', mode);
</script>
</head>]]
print([[
<body class="body ]] .. (dark_mode and "dark" or "") .. [[">
]])
end
-- #################################
function page_utils.print_header_minimal(title, addLoginJS)
local http_prefix = ntop.getHttpPrefix()
local page_title = i18n("welcome_to", {
product = info.product
})
if title ~= nil then
page_title = info.product .. " - " .. title
end
local admin_lang = ntop.getPref("ntopng.user.admin.language")
local language = ternary(isEmptyString(admin_lang), "en", admin_lang)
local locale_path = dirs.installdir .. "/scripts/locales/" .. language .. ".lua"
local locale_when = ntop.fileLastChange(locale_path)
local static_file_epoch = ntop.getStaticFileEpoch() .. ""
print [[
<!DOCTYPE html>
<html>
<head>
<title>]]
print(page_title)
print [[</title>
<meta name="viewport" content="width=device-width, initial-scale=1">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<link href="]]
print(http_prefix)
print [[/dist/third-party.css?]]
print(static_file_epoch)
print [[" rel="stylesheet">
<link href="]]
print(http_prefix)
print [[/dist/ntopng.css?]]
print(static_file_epoch)
print [[" rel="stylesheet">
]]
if (ntop.isPro() or ntop.isnEdge()) and ntop.exists(dirs.installdir .. "/httpdocs/img/custom_favicon.ico") then
favicon_path = http_prefix .. "/img/custom_favicon.ico"
end
if (favicon_path ~= nil) then
print [[<link href="]]
print(favicon_path)
print [[" rel="icon">]]
else
print [[<link href="]]
print(http_prefix)
print [[/favicon.ico" rel="icon">]]
end
print [[
<style>
.flag {
width: 16px;
height: 11px;
margin-top: -5px;
background:url(]]
print(http_prefix)
print [[/dist/images/flags.png) no-repeat
}
</style>
<script type="application/javascript" src="]]
print(http_prefix)
print("/lua/locale.lua?" .. locale_when .. "&user_language=" .. language);
print [["> </script>
<script type="application/javascript" src="]]
print(http_prefix)
print [[/dist/third-party.js?]]
print(static_file_epoch)
print [["></script>
<script type="application/javascript" src="]]
print(http_prefix)
print [[/dist/ntopng.js?]]
print(static_file_epoch)
print [["></script>
<script> const ntop_zoneinfo = ]]
print(zoneinfo)
print [[;</script>
</head>
<body>
]]
end
-- #################################
function page_utils.get_navbar_context(title, base_url, items_table, label_url, back_url)
local help_link = page_utils.menu_entries[active_entry].help_link or nil
local icon = page_utils.menu_sections[active_section].icon or ""
local navbar = {
main_icon = icon,
main_title = title,
base_url = base_url,
items_table = items_table,
label_url = label_url,
back_url = back_url,
help_link = help_link
}
return navbar
end
-- #################################
function page_utils.get_new_navbar_context(title, base_url, items_table, label_url, back_url)
local help_link = page_utils.menu_entries[active_entry].help_link or nil
local icon = page_utils.menu_sections[active_section].icon or ""
local navbar = {
main_title = {
icon = icon,
label = title
},
base_url = base_url,
items_table = items_table,
label_url = label_url,
back_url = back_url,
help_link = help_link
}
return navbar
end
-- #################################
function page_utils.print_navbar(title, base_url, items_table, label_url, back_url, end_items)
local help_link = page_utils.menu_entries[active_entry].help_link or nil
local icon = page_utils.menu_sections[active_section].icon or ""
local context = {
navbar = {
title = "<i class='" .. icon .. "'></i>" .. " " .. title,
base_url = base_url,
items_table = items_table,
label_url = label_url,
back_url = back_url,
help_link = help_link,
end_items = end_items
}
}
print(template_utils.gen("pages/components/page-navbar.template", context))
end
-- #################################
local menubar_structure = {}
function page_utils.init_menubar()
menubar_structure = {}
end
-- #################################
function page_utils.add_menubar_section(section)
menubar_structure[#menubar_structure + 1] = section
end
-- #################################
local function print_submenu(section, container_list_name)
local active_subpage = page_utils.get_active_entry()
local active_subsubpage = page_utils.get_active_sub_entry()
local section_key = section.section.key
local section_id = section_key .. "-submenu"
local list_name = section_id .. "-list"
print [[<div data-parent='#]]
print(container_list_name)
print [[' class='collapse side-collapse' id=']]
print(section_id)
print [['>
<ul class='nav flex-column' id=']]
print(list_name)
print [['>
]]
for _, section_entry in ipairs(section.entries) do
if not section_entry.hidden then
if section_entry.custom then
print(section_entry.custom)
elseif section_entry.entry.key == "divider" then
print [[
<li class="dropdown-divider"></li>
]]
else
local external_link = false
local section_has_submenu = section_entry.entries
local active = false
if section_entry.entry and (section_entry.entry.key == active_subpage and
(not section_entry.entry.subkey or section_entry.entry.subkey == active_subsubpage)) then
active = true
end
if section_entry.url:starts("http") then
-- Absolute (external) url
external_link = true
end
print [[
<li class=']]
if active then
print("active")
end
print [['>
<a class="]]
if section_has_submenu then
print [[submenu ]]
end
if active then
print [[active ]]
end
if external_link == true then
print [[ntopng-external-link ]]
end
print [["]]
if section_has_submenu then
print [[ data-bs-toggle="collapse" ]]
end
print [[href="]]
if section_has_submenu then
local submenu_section_key = section_entry.section.key
local submenu_section_id = submenu_section_key .. "-submenu"
print("#" .. submenu_section_id)
else
if external_link then
print(section_entry.url)
else
print(ntop.getHttpPrefix() .. section_entry.url)
end
end
print [["]]
if section_entry.entry.is_modal then
print(' data-bs-toggle="modal"')
end
if external_link then
-- Open in a new page
print(' target="_blank"')
end
print [[>]]
print(i18n(section_entry.entry.i18n_title) or section_entry.entry.i18n_title)
if section_entry.suffix then
print(section_entry.suffix)
end
if external_link then
print(" <i class='fas fa-external-link-alt'></i>")
end
print [[</a>]]
if section_has_submenu then
print_submenu(section_entry, list_name)
end
print [[</li>
]]
end
end
end
print [[
</ul>
</div>
]]
end
-- #################################
local function print_section(section, list_name)
local active_page = page_utils.get_active_section()
local show_section = false
local section_has_submenu = (section.entries and #section.entries > 0)
if (not section.hidden) then
if not section_has_submenu then
show_section = true
else
-- The section is shown only if at least one of its sub entries
-- is shown
for _, section_entry in pairs(section.entries or {}) do
if not section_entry.hidden then
show_section = true
break
end
end
end
end
if show_section then
local section_key = section.section.key
local section_id = section_key .. "-submenu"
print [[
<li class="nav-item ]]
print(active_page == section_key and 'active' or '')
print [[">
<a class="]]
if section_has_submenu then
print [[submenu ]]
end
if active_page == section_key then
print [[active ]]
end
print [[" ]]
if section_has_submenu then
print [[ data-bs-toggle="collapse" ]]
end
print [[href="]]
if section.url then
print(ntop.getHttpPrefix() .. section.url)
else
print("#" .. section_id)
end
print [[">
<span class="]]
print(section.section.icon)
print [["></span> ]]
print(i18n(section.section.i18n_title))
print [[
</a>]]
if section_has_submenu then
print_submenu(section, list_name)
end
end
end
-- #################################
function page_utils.print_menubar()
local is_system_interface = page_utils.is_system_view()
local logo_path = nil
local list_name = "sidebar"
if (ntop.isPro() or ntop.isnEdge()) and ntop.exists(dirs.installdir .. "/httpdocs/img/custom_logo.png") then
logo_path = ntop.getHttpPrefix() .. "/img/custom_logo.png"
end
local navbar_style = _POST["toggle_theme"] or ntop.getPref("ntopng.user." .. _SESSION["user"] .. ".theme")
if ((navbar_style == nil) or (navbar_style == "white") or (navbar_style == "")) then
navbar_style = "default"
end
if (navbar_style == "default") then
navbar_style = "dark"
end
print('<nav id="n-sidebar" class="bg-' .. navbar_style .. ' py-0 px-2">')
print([[
<div class="mobile-menu-button d-flex">
<form class='w-100' method='post' action="/?">
<input hidden name='switch_interface' value='1' />
<input hidden name='csrf' value=']] .. ntop.getRandomCSRFValue() .. [[' />
]] .. template_utils.gen("pages/components/ifaces-select.template", {
ifaces = page_utils.get_interface_list(),
is_sys_iface = is_system_interface
}) .. [[
</form>
<button data-bs-toggle="]] .. list_name .. [[" class='ms-5 my-auto btn btn-close'></button>
</div>
<div class="mobile-menu-stats">
]])
-- the network load will not be displayed in system view mode
if not is_system_interface then
print([[<div class="network-load mb-2 w-100"></div>]])
end
print([[
<div class="info-stats w-100">]] .. page_utils.generate_info_stats() .. [[</div>
</div>
]])
print("<h3 class='muted'><a href='" .. ntop.getHttpPrefix() .. "/'>")
if (logo_path ~= nil) then
print("<img class=\"logo-brand\" height=\"52px\" src=\"" .. logo_path .. "\" alt='Custom Logo' />")
else
print(addLogoSvg())
end
print([[
</a>
</h3>
<ul class="nav-side mb-4" id=']] .. list_name .. [['>
]])
for _, section in ipairs(menubar_structure) do
print_section(section, list_name)
end
print([[
</ul>
</nav>
]])
end
-- ##############################################
function page_utils.get_interface_list()
local interfaces = {}
local iface_names = interface.getIfNames()
local is_system_interface = page_utils.is_system_view()
local num_ifaces = 0
for k, v in pairs(iface_names) do
num_ifaces = num_ifaces + 1
end
local ifs = interface.getStats()
local is_pcap_dump = interface.isPcapDumpInterface()
local is_packet_interface = interface.isPacketInterface()
local views = {}
local drops = {}
local recording = {}
local packetinterfaces = {}
local ifnames = {}
local ifdescr = {}
local ifHdescr = {}
local ifCustom = {}
local dynamic = {}
for v, k in pairs(iface_names) do
interface.select(k)
local _ifstats = interface.getStats()
ifnames[_ifstats.id] = k
ifdescr[_ifstats.id] = _ifstats.description
-- io.write("["..k.."/"..v.."][".._ifstats.id.."] "..ifnames[_ifstats.id].."=".._ifstats.id.."\n")
if (_ifstats.isView == true) then
views[k] = true
end
if (interface.isSubInterface()) then
dynamic[k] = true
end
if (recording_utils.isEnabled(_ifstats.id)) then
recording[k] = true
end
if (interface.isPacketInterface()) then
packetinterfaces[k] = true
end
if (_ifstats.stats_since_reset.drops * 100 > _ifstats.stats_since_reset.packets) then
drops[k] = true
end
ifHdescr[_ifstats.id] = getHumanReadableInterfaceName(_ifstats.description .. "")
ifCustom[_ifstats.id] = _ifstats.customIftype
end
-- First round: only physical interfaces
-- Second round: only virtual interfaces
for round = 1, 2 do
for k, _ in pairsByValues(ifHdescr, asc) do
if ((round == 1) and (ifCustom[k] ~= nil)) or (((round == 2) and (ifCustom[k] == nil))) then
goto continue
end
local v = ifnames[k]
-- table.clone needed to modify some parameters while keeping the original unchanged
local page_params = table.clone(_GET)
page_params.ifid = k
local url_query = getPageUrl("", page_params)
-- NOTE: the actual interface switching is performed in C in LuaEngine::handle_script_request
local action_url = ""
if (is_system_interface) then
action_url = ntop.getHttpPrefix() .. '/' .. url_query
else
action_url = url_query
end
local descr = getHumanReadableInterfaceName(v .. "")
if (string.contains(descr, "{")) then -- Windows
descr = ifdescr[k]
else
if (descr ~= ifdescr[k]) and (not views[v]) then
if (descr == shortenCollapse(ifdescr[k])) then
descr = ifdescr[k]
else
descr = descr .. " (" .. ifdescr[k] .. ")" -- Add description
end
end
end
interfaces[#interfaces + 1] = {
is_virtual = (round == 2), -- Is the interface virtual or physical?
is_paused = isPausedInterface(v), -- Is the interfaces paused?
is_selected = (v == ifname) and not is_system_interface, -- Is the in
is_dynamic = (dynamic[v]),
is_recording = (recording[v]),
has_drops = (drops[v]),
has_views = (views[v]),
ifid = k,
action_url = action_url,
human_name = descr
}
::continue::
end
end
interface.select(ifs.id .. "")
return interfaces
end
function page_utils.generate_info_stats()
local _ifstats = interface.getStats()
local upload_stats = ""
local download_stats = ""
for _, v in pairs(_ifstats["download_stats"]) do
download_stats = download_stats .. tostring(-v * 1000 * 8) .. "," -- push the values in bit, they are stored as KB in c++
end
for _, v in pairs(_ifstats["upload_stats"]) do
upload_stats = upload_stats .. tostring(v * 1000 * 8) .. "," -- push the values in bit, they are stored as KB in c++
end
download_stats = download_stats:sub(1, -2)
upload_stats = upload_stats:sub(1, -2)
if (_ifstats.id == -1) then
return ""
end
if _ifstats.has_traffic_directions then
return ([[
<a href=']] .. ntop.getHttpPrefix() .. [[/lua/if_stats.lua'>
<div class='up'>
<i class="fas fa-arrow-up"></i>
<span style='display: none;' class="network-load-chart-upload">]] .. upload_stats .. [[</span>
<span class="text-end chart-upload-text"></span>
</div>
<div class='down'>
<i class="fas fa-arrow-down"></i>
<span style='display: none;' class="network-load-chart-download">]] .. download_stats .. [[</span>
<span class="text-end chart-download-text"></span>
</div>
</a>
]])
else
return ([[
<a href=']] .. ntop.getHttpPrefix() .. [[/lua/if_stats.lua'>
<span style='display: none;' class="network-load-chart-total">0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0</span>
<span class="text-end chart-total-text"></span>
</a>
]])
end
end
-- ##############################################
function page_utils.is_system_view()
return interface.getId() == tonumber(getSystemInterfaceId()) and isAdministrator()
end
-- ##############################################
--- Check if the current page is valid
--- @return boolean True if the current page is in available_pages, false otherwise
function page_utils.is_valid_page(selected_page, available_pages)
if selected_page == nil then
traceError(TRACE_WARNING, TRACE_DEBUG, "selected_pages is nil!")
return false
end
if available_pages == nil then
traceError(TRACE_WARNING, TRACE_DEBUG, "available_pages is nil!")
return false
end
if type(available_pages) ~= 'table' then
traceError(TRACE_WARNING, TRACE_DEBUG, "available_pages is not a table!")
return false
end
-- do a linear search
for _, page in ipairs(available_pages) do
if (page == selected_page) then
return true
end
end
return false
end
-- ##############################################
-- @brief Prepares the URL which will be used for the redirect after interface switch
-- @param ifid The interface identifier of the interface that will be switched
-- @param if_type The type of the interface that will be switched
-- @return The URL
function page_utils.switch_interface_form_action_url(active_ifid, switch_ifid, switch_if_type)
local action_url = ""
local page_params = table.clone(_GET)
-- Read the currently active page
local active_page = page_utils.get_active_section()
if active_ifid == tonumber(getSystemInterfaceId()) then
-- If the switch is between the system interface and a non-system interface
-- the URL is just the home
action_url = ntop.getHttpPrefix() .. '/'
elseif page_utils.menu_sections[active_page] and page_utils.menu_sections[active_page]["zmq_only"] and
switch_if_type ~= "zmq" and switch_if_type ~= "custom" then
-- If the interface that will be switched is non-ZMQ, and the currently
-- selected page is for ZMQ-only interfaces, then a redirection to root
-- is performed, rather than preserving the current page
action_url = ntop.getHttpPrefix() .. '/'
end
-- Attach the interface id of the interface that will be switched
page_params.ifid = switch_ifid
page_params["observationPointId"] = nil
-- Return the url, preserving all existing page parameters (e.g., host=xx)
local res = getPageUrl(action_url, page_params)
return res
end
-- ##############################################
return page_utils