fa544c33db
Update links that contain 'en-us' culture to remove 'en-us' culture (if possible) and in some cases update to newer re-directed link to docs.microsoft.com
531 lines
17 KiB
PowerShell
531 lines
17 KiB
PowerShell
# Copyright (c) Microsoft Corporation. All rights reserved.
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# Licensed under the MIT License.
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<#
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Enumerate all events in the manifest and create a hash table of event id to message id.
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> $manifest.assembly.instrumentation.events.provider.events.event
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Enumerate all messages in the manifest and create a hash table of message id to message data.
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> $manifest.assembly.localization.resources.stringTable.string
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> Message data will be the message text and the number of replaceable parameters in the message.
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> Only messages referenced by event ids will be in the table.
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Generate a resx file containing the messages.
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Generate a static C# class containing
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> A hash table mapping event id to message data (resource path, resource id, and the number of replaceable parameters)
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> A static method for formatting the message to log and calling the native SysLog.
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NOTE: A native binary will also need to be generated that wraps the call to syslog and exports a function to call from
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managed code. The static method mentioned above will call this export through PInvoke.
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#>
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using namespace System.Collections.Generic
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using namespace System.Globalization
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using namespace System.Xml
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#region resx string templates
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# Defines the start of the resx file.
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# String.Format arguments
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# {0} The name of the manifest file used to produce the resx
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[string] $resxPrologue = @"
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<?xml version="1.0" encoding="utf-8"?>
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<root>
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<!--
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This code was generated by the tools\ResxGen\ResxGen.ps1 run against {0}.
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To add or change logged events and the associated resources, edit {0}
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then rerun ResxGen.ps1 to produce an updated CS and Resx file.
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-->
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<xsd:schema id="root" xmlns="" xmlns:xsd="https://www.w3.org/2001/XMLSchema" xmlns:msdata="urn:schemas-microsoft-com:xml-msdata">
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<xsd:import namespace="https://www.w3.org/XML/1998/namespace" />
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<xsd:element name="root" msdata:IsDataSet="true">
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<xsd:complexType>
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<xsd:choice maxOccurs="unbounded">
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<xsd:element name="metadata">
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<xsd:complexType>
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<xsd:sequence>
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<xsd:element name="value" type="xsd:string" minOccurs="0" />
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</xsd:sequence>
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<xsd:attribute name="name" use="required" type="xsd:string" />
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<xsd:attribute name="type" type="xsd:string" />
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<xsd:attribute name="mimetype" type="xsd:string" />
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<xsd:attribute ref="xml:space" />
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</xsd:complexType>
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</xsd:element>
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<xsd:element name="assembly">
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<xsd:complexType>
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<xsd:attribute name="alias" type="xsd:string" />
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<xsd:attribute name="name" type="xsd:string" />
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</xsd:complexType>
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</xsd:element>
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<xsd:element name="data">
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<xsd:complexType>
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<xsd:sequence>
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<xsd:element name="value" type="xsd:string" minOccurs="0" msdata:Ordinal="1" />
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<xsd:element name="comment" type="xsd:string" minOccurs="0" msdata:Ordinal="2" />
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</xsd:sequence>
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<xsd:attribute name="name" type="xsd:string" use="required" msdata:Ordinal="1" />
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<xsd:attribute name="type" type="xsd:string" msdata:Ordinal="3" />
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<xsd:attribute name="mimetype" type="xsd:string" msdata:Ordinal="4" />
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<xsd:attribute ref="xml:space" />
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</xsd:complexType>
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</xsd:element>
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<xsd:element name="resheader">
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<xsd:complexType>
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<xsd:sequence>
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<xsd:element name="value" type="xsd:string" minOccurs="0" msdata:Ordinal="1" />
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</xsd:sequence>
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<xsd:attribute name="name" type="xsd:string" use="required" />
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</xsd:complexType>
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</xsd:element>
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</xsd:choice>
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</xsd:complexType>
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</xsd:element>
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</xsd:schema>
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<resheader name="resmimetype">
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<value>text/microsoft-resx</value>
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</resheader>
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<resheader name="version">
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<value>2.0</value>
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</resheader>
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<resheader name="reader">
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<value>System.Resources.ResXResourceReader, System.Windows.Forms, Version=2.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
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</resheader>
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<resheader name="writer">
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<value>System.Resources.ResXResourceWriter, System.Windows.Forms, Version=2.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
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</resheader>
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<data name="MissingEventIdMessage" xml:space="preserve">
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<value>A message was not found for event id {0}.</value>
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</data>
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"@
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# Defines a template for each named string resource in the resx file.
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# String.Format arguments
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# {0} The name of the resource
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# {1} The value of the resource
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[string] $resxEntryTemplate = @"
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<data name="{0}" xml:space="preserve">
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<value>{1}</value>
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</data>
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"@
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# Defines the end of the resx file.
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# This should be appended after adding each named resource.
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# String.Format arguments: None
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[string] $resxEpilogue = @"
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</root>
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"@
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#endregion resx string templates
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#region C# code template strings
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# Defines the start of the generated code.
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# String.Format arguments
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# {0} The namespace for the class
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# {1} The class name
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# {2} The name of the manifest file used to produce the code.
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[string] $codePrologue = @'
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#if UNIX
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/*
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This code was generated by the tools\ResxGen\ResxGen.ps1 run against {2}.
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To add or change logged events and the associated resources, edit {2}
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then rerun ResxGen.ps1 to produce an updated CS and Resx file.
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*/
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using System.Collections.Generic;
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using System.Management.Automation.Internal;
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using System.Runtime.InteropServices;
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namespace {0}
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{{
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/// <summary>
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/// Provides a class for describing a message resource for an ETW event.
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/// </summary>
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internal static class {1}
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{{
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// Defines the resource id of the message to use when an event id is not valid.
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private const string MissingEventIdResourceName = "MissingEventIdMessage";
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/// <summary>
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/// Gets the name of the message resource to use for event ids that are not found.
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/// is not found.
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/// </summary>
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/// <remarks>
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/// This method is called when GetMessage returns a null value indicating the passed
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/// in event id was not found. The message should be used as the format string
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/// with the event id as the single variable argument.
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/// <remarks>
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public static string GetMissingEventMessage(out int parameterCount)
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{{
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parameterCount = 1;
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return MissingEventIdResourceName;
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}}
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/// <summary>
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/// Gets the message resource id for the specified event id
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/// </summary>
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/// <param name="eventId">The event id for the message resource to retrieve.</param>
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/// <param name="parameterCount">The number of parameters required by the message resource</param>
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/// <returns>The string resource id of the associated event message; otherwise, a null reference if the event id is not valid.</returns>
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public static string GetMessage(int eventId, out int parameterCount)
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{{
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switch (eventId)
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{{
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'@
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# Adds an entry to the eventid -> resource name dictionary
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# String.Format arguments
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# {0} - event id
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# {1} - the resource id for the event message
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# {2} - the number of parameters required to format the message. May be zero.
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[string] $codeEventEntryTemplate = @"
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case {0}:
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parameterCount = {2};
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return "{1}";
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"@
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# defines the end of the generated C# code.
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# String.Format arguments: None
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[string] $codeEpilogue = @"
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}}
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parameterCount = 0;
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return null;
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}}
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}}
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}}
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#endif
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"@
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#endregion C# code template strings
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<#
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Provides a class for encapsulating a resource string entry from an ETW manifest
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#>
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class EventMessage
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{
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#region properties
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<#
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Gets the message id.
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This is used as a resource name.
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#>
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[string] $Id
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<#
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Gets the identifier used by an event to reference the message.
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#>
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[string] $EventReference
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<#
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The number of replaceable parameters in the message; from 0 through 99
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Used to determine if string.Format is needed.
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#>
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[int] $ParameterCount
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<#
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Gets the message text
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#>
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[string] $Value
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#endregion properties
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<#
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.SYNOPSIS
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replaces FormatMessage format specifiers with String.Format equivalent.
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.PARAMETER message
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The message string to update.
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.NOTES
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See https://msdn.microsoft.com/library/windows/desktop/ms679351(v=vs.85).aspx.
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Replaceable parameters are limited to %1 ... %99. Width and precision specifiers are
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not currently supported since the manifest does not use them at the time of this writing.
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#>
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hidden [void] SetMessage([string] $message)
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{
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foreach ($source in [EventMessage]::escapeStrings.Keys)
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{
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$dest = [EventMessage]::escapeStrings[$source]
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$message = $message.Replace($source, $dest)
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}
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[int] $paramCount = 0
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for ($index = 1; $index -le 99; $index++)
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{
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[string] $source = [string]::Format([CultureInfo]::InvariantCulture, '%{0}', $index)
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if ($message.Contains($source))
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{
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$paramCount = $index;
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# convert %1->%99 to {0}->{98}
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[string] $target = [string]::Format([CultureInfo]::InvariantCulture, '{0}{1}{2}', '{', $index - 1, '}')
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$message = $message.Replace($source, $target)
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}
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}
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$this.Value = $message
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$this.ParameterCount = $paramCount
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}
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EventMessage([XmlElement] $element)
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{
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$this.EventReference =[string]::Format([System.Globalization.CultureInfo]::InvariantCulture, '$(string.{0})', $element.Id)
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[string] $messageId = $element.id
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if ($messageId.EndsWith('.message'))
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{
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$messageId = $messageId.Substring(0, $messageId.Length - '.message'.Length)
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}
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if ($messageId.Contains('.'))
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{
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$messageId = $messageId.Replace('.', '')
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}
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if ($messageId.Contains('-'))
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{
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$messageId = $messageId.Replace('-', '')
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}
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$this.Id = $messageId
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$this.SetMessage($element.value)
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}
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static hidden $escapeStrings =
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@{
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'%t' = "`t";
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'%n'="`n";
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'%r'="`r";
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'%%'='%';
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'%space'=' ';
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'%.'='.'
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}
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}
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enum LogLevel
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{
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Always = 0
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Critical = 1
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Error = 2
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Warning = 3
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Information = 4
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Verbose = 5
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}
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class EventEntry
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{
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[int] $EventId
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[string] $MessageReference
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[EventMessage] $EventMessage
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[string] $Channel
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[LogLevel] $Level
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[string] $Task
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EventEntry ([XmlElement] $element)
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{
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$idValue = $element.value.Trim()
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if ($idValue.StartsWith('0x', [StringComparison]::OrdinalIgnoreCase))
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{
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$idValue = $idValue.SubString(2)
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}
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$this.EventId = [Int32]::Parse($idValue, [System.Globalization.NumberStyles]::HexNumber )
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$this.Channel = $element.channel
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$this.Level = [EventEntry]::levelNames[$element.level]
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$this.MessageReference = $element.message
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$this.Task = $element.Task
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}
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static hidden $levelNames =
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@{
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'win:Always' = [LogLevel]::Always;
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'win:Verbose' = [LogLevel]::Verbose;
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'win:Informational' = [LogLevel]::Information;
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'win:Warning' = [LogLevel]::Warning;
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'win:Error' = [LogLevel]::Error;
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'win:Critical' = [LogLevel]::Critical;
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}
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}
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class Manifest
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{
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[string] $FileName
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[Dictionary[int, EventEntry]] $Events
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[Dictionary[string, EventMessage]] $Messages
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[Dictionary[string, string]] $Tasks
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[Dictionary[string, string]] $Opcodes
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[Dictionary[string, string]] $Channels
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Manifest([string] $Path)
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{
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if (-not (Test-Path -Path $Path))
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{
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throw "The manifest file was not found: $Path"
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}
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Write-Verbose -Message "Parsing $Path" -Verbose
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$this.FileName = Split-Path -Path $Path -Leaf -Resolve
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[xml] $man = Get-Content -Path $Path
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$messageTable = [Dictionary[string, EventMessage]]::new()
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foreach ($item in $man.assembly.localization.resources.stringTable.string)
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{
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$eventMessage = [EventMessage]::new($item)
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$messageTable.Add($eventMessage.EventReference, $eventMessage)
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}
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$this.Tasks = [Dictionary[string, string]]::new()
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foreach ($item in $man.assembly.instrumentation.events.provider.tasks.task)
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{
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$this.Tasks.Add($item.Symbol, $item.Name)
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}
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$this.Opcodes = [Dictionary[string, string]]::new()
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foreach ($item in $man.assembly.instrumentation.events.provider.opcodes.opcode)
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{
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$this.Opcodes.Add($item.Symbol, $item.Name)
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}
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$this.Channels = [Dictionary[string, string]]::new()
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foreach ($item in $man.assembly.instrumentation.events.provider.channels.channel)
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{
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$this.Channels.Add($item.Symbol, $item.Type)
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}
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$this.Events = [Dictionary[int, EventMessage]]::new()
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foreach ($event in $man.assembly.instrumentation.events.provider.events.event)
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{
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[EventEntry] $eventEntry = [EventEntry]::new($event)
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$eventEntry.EventMessage = $messageTable[$eventEntry.MessageReference]
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$this.Events.Add($eventEntry.EventId, $eventEntry)
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}
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# NOTE: Build the final message dictionary.
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# $messageTable contains all strings defined in the manifest but not all are needed.
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# Some are for tasks, opcodes, channels, etc., and some events reference the same
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# message.
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$this.Messages = [Dictionary[int, EventMessage]]::new()
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foreach ($event in $this.Events.Values)
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{
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$eventMessage = $event.EventMessage
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if (!$this.Messages.ContainsKey($eventMessage.EventReference))
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{
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$this.Messages.Add($eventMessage.EventReference, $eventMessage)
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}
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}
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}
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}
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function New-ResourceCode
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{
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param
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(
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[Parameter(Mandatory)]
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[ValidateNotNull()]
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[Manifest] $manifest,
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[Parameter(Mandatory)]
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[ValidateNotNullOrEmpty()]
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[string] $namespaceName,
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[Parameter(Mandatory)]
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[ValidateNotNullOrEmpty()]
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[string] $className
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)
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$sb = [System.Text.StringBuilder]::new()
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$null = $sb.AppendFormat($codePrologue, $namespaceName, $className, $manifest.FileName)
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# sort by event id for readability.
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$values = ($manifest.Events.Values | Sort-Object -Property 'EventId')
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foreach ($eventEntry in $values)
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{
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$null = $sb.AppendFormat($codeEventEntryTemplate, $eventEntry.EventId, $eventEntry.EventMessage.Id, $eventEntry.EventMessage.ParameterCount)
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}
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$null = $sb.Append($codeEpilogue)
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$code = $sb.ToString().Replace('}}', '}')
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return $code
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}
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<#
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.SYNOPSIS
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Creates a resx file containing the messages from a manifest
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.PARAMETER messages
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The EventMessage hash table containing the manifest messages
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#>
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function New-Resx
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{
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param
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(
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[Manifest] $manifest
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)
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$messages = $manifest.Messages
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$sb = [System.Text.StringBuilder]::new()
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$null = $sb.AppendFormat($resxPrologue, $manifest.FileName)
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foreach ($message in $messages.Values)
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{
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$null = $sb.AppendFormat($resxEntryTemplate, $message.Id, $message.Value)
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}
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$null = $sb.Append($resxEpilogue)
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return $sb.ToString()
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}
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|
<#
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.SYNOPSIS
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Generates a resx file and code file from an ETW manifest.
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.PARAMETER Manifest
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The path to the ETW manifest file to read.
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.PARAMETER Name
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The name to use for the C# class, the code file, and the resx file.
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The default value is EventResource.
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.PARAMETER Namespace
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The namespace to place the C# class.
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The default is System.Management.Automation.Tracing.
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.PARAMETER ResxPath
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The path to the directory to use to create the resx file.
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.PARAMETER CodePath
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The path to the directory to use to create the C# code file.
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#>
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function ConvertTo-Resx
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{
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[CmdletBinding()]
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param
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(
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[Parameter(Mandatory)]
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[ValidateNotNullOrEmpty()]
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[string] $Manifest,
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[string] $Name = 'EventResource',
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[Parameter(Mandatory)]
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[ValidateNotNullOrEmpty()]
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[string] $Namespace = 'System.Management.Automation.Tracing',
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[Parameter(Mandatory)]
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[ValidateNotNullOrEmpty()]
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[string] $ResxPath,
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[Parameter(Mandatory)]
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[ValidateNotNullOrEmpty()]
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[string] $CodePath
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)
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[Manifest] $etwmanifest = [Manifest]::new($Manifest)
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$resxFileName = Join-Path -Path $ResxPath -ChildPath "$($Name).resx"
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Write-Verbose -Message "Creating $resxFileName" -Verbose
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$resx = New-Resx -manifest $etwmanifest
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$resx | Set-Content -Path $resxFileName -Encoding 'ASCII'
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$codeFileName = Join-Path -Path $CodePath -ChildPath "$($Name).cs"
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Write-Verbose -Message "Creating $codeFileName" -Verbose
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$code = New-ResourceCode -manifest $etwmanifest -Namespace $Namespace -ClassName $Name
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$code | Set-Content -Path $codeFileName -Encoding 'ASCII'
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}
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Export-ModuleMember -Function ConvertTo-Resx
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