🤞 Sync 2026-09-27 22:16:29

2026-11-07 20:54:14 +08:00 · 2026-09-27 22:16:29 +08:00
1 parent 8ede4a8320
commit 618f51e9dc
@@ -0,0 +1,121 @@
+local net = require "luci.model.network"
+local sys = require "luci.sys"
+local http = require "luci.http"
+
+local m = Map("netstats", translate("Netstat"),
+    translate("Configure traffic monitoring and view usage history from a single page.")
+)
+
+local active_tab = http.formvalue("tab") or "usage"
+
+local tabs = m:section(SimpleSection)
+tabs.template = "netstat/tabs"
+
+if active_tab == "settings" then
+    local s = m:section(TypedSection, "config", translate("Monitoring Settings"))
+    s.anonymous = true
+    s.addremove = false
+
+    -- Traffic backend
+    local backend = s:option(ListValue, "backend", translate("Traffic Backend"))
+    backend.default = "normal"
+    backend:value("normal", translate("Normal (Real-time)"))
+    backend:value("vnstat", translate("vnStat (Historical, Delayed)"))
+    backend.description = translate(
+        "Normal reads live counters from /proc/net/dev. " ..
+        "vnStat reads the vnStat database which updates on its own schedule."
+    )
+
+    -- View mode
+    local mode = s:option(ListValue, "mode", translate("View Mode"))
+    mode.default = "daily"
+    mode:value("daily",   translate("Daily Usage"))
+    mode:value("monthly", translate("Monthly Usage"))
+    mode.description = translate("Default view shown on the Network Usage tab.")
+
+    -- Interface preference
+    local iface = s:option(ListValue, "prefer", translate("Preferred Interface"))
+    iface.description = translate(
+        "WAN interface to track. Leave blank for auto-detection.<br>" ..
+        "<strong>Tip:</strong> If your WAN uses a dynamic name (e.g. wwan0_1) " ..
+        "it will be detected automatically when left blank."
+    )
+    iface:value("", translate("Auto detect"))
+
+    local netm = net.init()
+    for _, dev in ipairs(netm:get_interfaces()) do
+        local name = dev:shortname()
+        if name and not name:match("^lo$") and not name:match("^br%-") then
+            iface:value(name)
+        end
+    end
+
+    -- Data retention info
+    local info = s:option(DummyValue, "_info", translate("vnStat Database"))
+    info.rawhtml  = true
+    info.cfgvalue = function()
+        -- Show current database size if available
+        local size_out = sys.exec("du -sh /etc/vnstat/ 2>/dev/null | cut -f1") or ""
+        size_out = size_out:match("^%s*(.-)%s*$") or ""
+        local db_size = size_out ~= "" and (" — " .. size_out) or ""
+        return string.format(
+            '<span style="font-size:12px;color:#6b7280;">%s%s</span>',
+            translate("Location: /etc/vnstat/"),
+            db_size
+        )
+    end
+
+    -- Reset button with inline JS confirmation
+    local reset = s:option(Button, "_reset", translate("Reset Historical Data"))
+    reset.inputtitle = translate("Reset Database")
+    reset.inputstyle = "reset"
+    reset.description = translate(
+        "<strong style='color:#b91c1c;'>Warning:</strong> " ..
+        "This permanently deletes all stored traffic history for every interface."
+    )
+
+    -- Inject confirmation dialog via rawhtml trick
+    local confirm_js = s:option(DummyValue, "_confirm_js", "")
+    confirm_js.rawhtml = true
+    confirm_js.cfgvalue = function()
+        return [[
+<script>
+(function () {
+    var btn = document.querySelector('input[value="]] .. translate("Reset Database") .. [["]');
+    if (!btn) return;
+    btn.addEventListener('click', function (e) {
+        if (!confirm(']] .. translate("Are you sure? All traffic history will be permanently deleted.") .. [[')) {
+            e.preventDefault();
+        }
+    });
+})();
+</script>]]
+    end
+
+    function reset.write(self, section)
+        sys.call("/etc/init.d/vnstat stop 2>/dev/null")
+        sys.call("rm -f /etc/vnstat/* 2>/dev/null")
+
+        -- Re-initialise only interfaces that currently exist
+        local netm2 = net.init()
+        for _, dev in ipairs(netm2:get_interfaces()) do
+            local name = dev:shortname()
+            if name and not name:match("^lo$") and not name:match("^br%-") then
+                sys.call("vnstat -u -i " .. name .. " >/dev/null 2>&1")
+            end
+        end
+
+        sys.call("/etc/init.d/vnstat start 2>/dev/null")
+        m.message = translate("vnStat database has been reset successfully for all interfaces.")
+    end
+
+elseif active_tab == "about" then
+    local about = m:section(SimpleSection, translate("About"))
+    about.template = "netstat/about"
+
+else -- usage tab (default)
+    local usage = m:section(SimpleSection, translate("Network Usage"))
+    usage.template = "netstat/usage"
+end
+
+return m