add missing file from previous commit

Signed-off-by: Dietmar Maurer <dietmar@proxmox.com>

src/api2/admin/traffic_control.rs

@@ -0,0 +1,59 @@
+use anyhow::Error;
+use serde_json::{json, Value};
+
+use proxmox_router::{Router, Permission};
+use proxmox_schema::api;
+
+use pbs_api_types::{
+    TRAFFIC_CONTROL_ID_SCHEMA, PRIV_SYS_AUDIT,
+};
+
+use crate::TRAFFIC_CONTROL_CACHE;
+
+#[api(
+    input: {
+        properties: {},
+    },
+    returns: {
+        description: "Show current traffic control rates.",
+        type: Array,
+        items: {
+            description: "Current rates per rule.",
+            properties: {
+                name: {
+                    schema: TRAFFIC_CONTROL_ID_SCHEMA,
+                },
+                "rate-in": {
+                    description: "Current ingress rate in bytes/second",
+                    type: u64,
+                },
+                "rate-out": {
+                    description: "Current egress rate in bytes/second",
+                    type: u64,
+                },
+            },
+        },
+    },
+    access: {
+        permission: &Permission::Privilege(&[], PRIV_SYS_AUDIT, false),
+    },
+)]
+/// Show current traffic for all traffic control rules.
+pub fn show_current_traffic() -> Result<Value, Error> {
+
+    let mut list = Vec::new();
+
+    let cache = TRAFFIC_CONTROL_CACHE.lock().unwrap();
+    for (rule, stat) in cache.current_rate_map().iter() {
+        list.push(json!({
+            "name": rule,
+            "rate-in": stat.rate_in,
+            "rate-out": stat.rate_out,
+        }));
+    }
+
+    Ok(list.into())
+}
+
+pub const ROUTER: Router = Router::new()
+    .get(&API_METHOD_SHOW_CURRENT_TRAFFIC);