Merge pull request #40 from prom-client-net/feat/update-prom-client

feat: update prom-client

Author: phnx47

src/Prometheus.Client.AspNetCore.csproj

@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
   <PropertyGroup>
     <Description>ASP.NET Core middleware for the Prometheus.Client</Description>
-    <VersionPrefix>4.6.0</VersionPrefix>
+    <VersionPrefix>4.7.0</VersionPrefix>
     <TargetFrameworks>netstandard2.0;netstandard2.1;netcoreapp3.1;net5.0;net6.0</TargetFrameworks>
     <PackageId>Prometheus.Client.AspNetCore</PackageId>
     <RepositoryUrl>https://github.com/prom-client-net/prom-client-aspnetcore</RepositoryUrl>
@@ -12,7 +12,7 @@
     <None Include="../icon.png" Visible="false" Pack="true" PackagePath="" />
   </ItemGroup>
   <ItemGroup>
-    <PackageReference Include="Prometheus.Client" Version="[4.5.3,5.0.0)" />
+    <PackageReference Include="Prometheus.Client" Version="[5.0.0,6.0.0)" />
   </ItemGroup>
   <ItemGroup Condition="'$(TargetFramework)' == 'netcoreapp3.1' OR '$(TargetFramework)' == 'net5.0' OR '$(TargetFramework)' == 'net6.0'">
     <FrameworkReference Include="Microsoft.AspNetCore.App" />

src/PrometheusExtensions.cs

@@ -40,7 +40,14 @@ public static IApplicationBuilder UsePrometheusServer(this IApplicationBuilder a
                 throw new ArgumentException($"MapPath '{options.MapPath}' should start with '/'");
 
             if (options.UseDefaultCollectors)
-                options.CollectorRegistryInstance.UseDefaultCollectors(options.MetricPrefixName);
+            {
+#pragma warning disable CS0618
+                if (options.AddLegacyMetrics)
+                    options.CollectorRegistryInstance.UseDefaultCollectors(options.MetricPrefixName, options.AddLegacyMetrics);
+                else
+                    options.CollectorRegistryInstance.UseDefaultCollectors(options.MetricPrefixName);
+#pragma warning restore CS0618
+            }
 
             var contentType = "text/plain; version=0.0.4";
 

src/PrometheusOptions.cs

@@ -1,3 +1,4 @@
+using System;
 using System.Text;
 using Prometheus.Client.Collectors;
 
@@ -14,7 +15,7 @@ public class PrometheusOptions
         public string MapPath { get; set; } = "/metrics";
 
         /// <summary>
-        ///     When specified only allow access to metrics on this port, otherwise return 404, default = null.
+        ///     When specified only allow access to metrics on this port, otherwise return 404
         /// </summary>
         public int? Port { get; set; }
 
@@ -37,5 +38,20 @@ public class PrometheusOptions
         ///     Metric prefix for Default collectors
         /// </summary>
         public string MetricPrefixName { get; set; } = "";
+
+        /// <summary>
+        ///     Add legacy metrics to Default collectors
+        /// </summary>
+        ///  <remarks>
+        ///     Some metrics renamed since v5, <c>AddLegacyMetrics</c> will add old and new name<br />
+        ///     <para>
+        ///       process_virtual_bytes -> process_virtual_memory_bytes<br />
+        ///       process_private_bytes -> process_private_memory_bytes<br />
+        ///       process_working_set -> process_working_set_bytes<br />
+        ///       dotnet_totalmemory -> dotnet_total_memory_bytes
+        ///     </para>
+        /// </remarks>
+        [Obsolete("'AddLegacyMetrics' will be removed in future versions")]
+        public bool AddLegacyMetrics { get; set; }
     }
 }