refactor(obs): migrate metrics runtime/schema and tighten migration guards (#2584)

crates/obs/src/metrics/schema/system_network.rs

@@ -0,0 +1,68 @@
+// Copyright 2024 RustFS Team
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#![allow(dead_code)]
+
+use crate::{MetricDescriptor, MetricName, new_counter_md, new_gauge_md, subsystems};
+use std::sync::LazyLock;
+
+/// Total number of failed internode calls counter
+pub static INTERNODE_ERRORS_TOTAL_MD: LazyLock<MetricDescriptor> = LazyLock::new(|| {
+    new_counter_md(
+        MetricName::InternodeErrorsTotal,
+        "Total number of failed internode calls",
+        &[],
+        subsystems::SYSTEM_NETWORK_INTERNODE,
+    )
+});
+
+/// TCP dial timeouts and errors counter
+pub static INTERNODE_DIAL_ERRORS_TOTAL_MD: LazyLock<MetricDescriptor> = LazyLock::new(|| {
+    new_counter_md(
+        MetricName::InternodeDialErrorsTotal,
+        "Total number of internode TCP dial timeouts and errors",
+        &[],
+        subsystems::SYSTEM_NETWORK_INTERNODE,
+    )
+});
+
+/// Average dial time gauge in nanoseconds
+pub static INTERNODE_DIAL_AVG_TIME_NANOS_MD: LazyLock<MetricDescriptor> = LazyLock::new(|| {
+    new_gauge_md(
+        MetricName::InternodeDialAvgTimeNanos,
+        "Average dial time of internode TCP calls in nanoseconds",
+        &[],
+        subsystems::SYSTEM_NETWORK_INTERNODE,
+    )
+});
+
+/// Outbound network traffic counter in bytes
+pub static INTERNODE_SENT_BYTES_TOTAL_MD: LazyLock<MetricDescriptor> = LazyLock::new(|| {
+    new_counter_md(
+        MetricName::InternodeSentBytesTotal,
+        "Total number of bytes sent to other peer nodes",
+        &[],
+        subsystems::SYSTEM_NETWORK_INTERNODE,
+    )
+});
+
+/// Inbound network traffic counter in bytes
+pub static INTERNODE_RECV_BYTES_TOTAL_MD: LazyLock<MetricDescriptor> = LazyLock::new(|| {
+    new_counter_md(
+        MetricName::InternodeRecvBytesTotal,
+        "Total number of bytes received from other peer nodes",
+        &[],
+        subsystems::SYSTEM_NETWORK_INTERNODE,
+    )
+});