Aha*_*und 6 c# nuget docker .net-core asp.net-core
运行 'docker build 时。-t project' 我收到这个错误:
Step 6/10 : RUN dotnet publish -c Release -o out
---> Running in 73c3f5fa9112
Microsoft (R) Build Engine version 16.5.0+d4cbfca49 for .NET Core
Copyright (C) Microsoft Corporation. All rights reserved.
Restore completed in 55.93 ms for /app/Backend.csproj.
/usr/share/dotnet/sdk/3.1.200/Sdks/Microsoft.NET.Sdk/targets/Microsoft.PackageDependencyResolution.targets(234,5): error NETSDK1064: Pa
ckage Microsoft.CodeAnalysis.Analyzers, version 2.9.8 was not found. It might have been deleted since NuGet restore. Otherwise, NuGet r
estore might have only partially completed, which might have been due to maximum path length restrictions. [/app/Backend.csproj]
The command '/bin/sh -c dotnet publish -c Release -o out' returned a non-zero code: 1
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我的 Dockerfile 看起来像这样:
FROM mcr.microsoft.com/dotnet/core/sdk:3.1 AS build-env
WORKDIR /app
# Copy csproj and restore as distinct layers
COPY *.csproj ./
RUN dotnet restore
# Copy everything else and build
COPY . ./
RUN dotnet publish -c Release -o out
# Build runtime image
FROM mcr.microsoft.com/dotnet/core/aspnet:3.1
WORKDIR /app
COPY --from=build-env /app/out .
# Command used to start the project
ENTRYPOINT ["dotnet", "Project.dll"]
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我已经安装了 NuGet 错误消息中列出的包。当我在终端中运行命令 'dotnet publish -c Release -o out' 时它可以工作,但在 Dockerfile 中运行它总是失败。有任何想法吗?
我的包参考:
<PackageReference Include="Microsoft.AspNetCore.Authentication.Facebook" Version="3.1.2" />
<PackageReference Include="Microsoft.AspNetCore.Authentication.Google" Version="3.1.2" />
<PackageReference Include="Microsoft.AspNetCore.Diagnostics.EntityFrameworkCore" Version="3.1.2" />
<PackageReference Include="Microsoft.AspNetCore.Identity.EntityFrameworkCore" Version="3.1.2" />
<PackageReference Include="Microsoft.AspNetCore.Identity.UI" Version="3.1.2" />
<PackageReference Include="Microsoft.CodeAnalysis.Analyzers" Version="2.9.8" />
<PackageReference Include="Microsoft.CodeAnalysis.FxCopAnalyzers" Version="2.9.8" />
<PackageReference Include="Microsoft.EntityFrameworkCore.Sqlite" Version="3.1.2" />
<PackageReference Include="Microsoft.EntityFrameworkCore.SqlServer" Version="3.1.2" />
<PackageReference Include="Microsoft.EntityFrameworkCore.Tools" Version="3.1.2" />
<PackageReference Include="Microsoft.VisualStudio.Web.CodeGeneration.Design" Version="3.1.1" />
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RUN dotnet restore 的输出:
Step 4/10 : RUN dotnet restore
---> Running in 1f26d6ac4244
Restore completed in 47.46 sec for /app/Backend.csproj.
Removing intermediate container 1f26d6ac4244
---> f1a2994a2704
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小智 8
我刚刚遇到了同样的错误,这只在我的本地机器上有问题(在 CI 上一切正常)。
所以这让我质疑我的机器和 CI 之间有什么不同。答案:我以前运行过我的 dotnet 项目的本地版本。
我的问题是卷挂载(以及COPY ./ .命令)将主机上的 nuget 包包含到构建的容器中。然后,很明显,它dotnet restore没有再次安装软件包,因为它认为它已经有了它们,即使它们不适合合适的平台(我在这里在 Windows 10 主机上运行 WSL 2 docker)。
为了解决这个问题,我必须做的是:
volumes:
- ./server:/app
- /app/obj/
- /app/bin/
- /app/out/
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.dockerignore文件,以排除包和被建立相关文件COPIED在泊坞窗构建阶段(也,这是正在做什么根据dotnet-docker-samples)。这是文件的内容:bin/
obj/
out/
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希望这可以帮助其他人!
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