我正在为一个由React-TypeScript前端,ASP.NET Core 2后端,SQL Server数据库组成的应用程序在docker化我们的开发环境。
我相信我已经接近完成这项工作,但是我遇到了一个问题,即.NET核心容器无法读取或写入已装入的卷。
我的文件夹结构如下:
proj
docker-compose.yml
.env
-> src
-> db
-> obj
-> build
-> .sql files
-> Dockerfile
-> server
-> .NET Core solution with many projects
-> Dockerfile
-> ui-client
-> react app
-> Dockerfile
服务器/ Dockerfile:
FROM centos:7
# .NET Core
# Register repository
RUN rpm -Uvh https://packages.microsoft.com/config/rhel/7/packages-microsoft-prod.rpm
# Install .NET Core and dependencies
RUN yum install -y dotnet-sdk-2.1
# Update and clean
RUN yum -y update
RUN yum clean all
# Configure Kestrel
ENV ASPNETCORE_URLS http://+:5001
ENV DOTNET_RUNNING_IN_CONTAINER true
ENV DOTNET_USE_POLLING_FILE_WATCHER true
ENV NUGET_XMLDOC_MODE skip
# Reference the environment
VOLUME [ "/app", "/.keys", "/logs"]
最小的.env示例:
PROJ_KEYS=~/.keys/proj
PROJ_CERT=/.keys/cert.pem
PROJ_KEY=/.keys/proj.pfx
PROJ_KEY_PW=ThisIsAFakePassword
PROJ_LOGGING_DIR=~/work/logs
SERILOG_DIR=/logs
docker-compose.yml:
version: "3"
services:
coreapi:
build: ./src/server
ports:
- "5001:5001"
depends_on:
- mssql
volumes:
- ./src/server:/app
- ${PROJ_KEYS}:/.keys
- ${PROJ_LOGGING_DIR}:/logs
environment:
PROJ_CERT: ${PROJ_CERT}
PROJ_KEY: ${PROJ_KEY}
PROJ_KEY_PW: ${PROJ_KEY_PW}
PROJ_LOG_DIR: ${SERILOG_DIR}
working_dir: "/app/API"
command: ["dotnet", "run"]
networks:
local:
aliases:
- coreapi
当我docker-compose up
能够构建所有必需的图像时,但是当coreapi容器启动时,出现此错误:
coreapi_1 | Using launch settings from /app/API/Properties/launchSettings.json...
coreapi_1 | [18:58:22 INF] Starting Proj's API
coreapi_1 | [18:58:22 FTL] API terminated unexpectedly
coreapi_1 | System.IO.DirectoryNotFoundException: Could not find a part of the path '/Users/<my_user>/.keys/proj/cert.pem'.
coreapi_1 | at Interop.ThrowExceptionForIoErrno(ErrorInfo errorInfo, String path, Boolean isDirectory, Func`2 errorRewriter)
coreapi_1 | at Microsoft.Win32.SafeHandles.SafeFileHandle.Open(String path, OpenFlags flags, Int32 mode)
coreapi_1 | at System.IO.FileStream..ctor(String path, FileMode mode, FileAccess access, FileShare share, Int32 bufferSize, FileOptions options)
coreapi_1 | at System.IO.FileStream..ctor(String path, FileMode mode, FileAccess access, FileShare share, Int32 bufferSize)
coreapi_1 | at System.IO.File.ReadAllBytes(String path)
coreapi_1 | at API.Options.ConfigExtensions.ConfigureProjOptions(IServiceCollection services, IConfiguration configuration, IHostingEnvironment environment) in /app/API/Options/ConfigExtensions.Options.cs:line 54
coreapi_1 | at API.Startup.ConfigureServices(IServiceCollection services) in /app/API/Startup.cs:line 32
coreapi_1 | --- End of stack trace from previous location where exception was thrown ---
coreapi_1 | at Microsoft.AspNetCore.Hosting.ConventionBasedStartup.ConfigureServices(IServiceCollection services)
coreapi_1 | at Microsoft.AspNetCore.Hosting.Internal.WebHost.EnsureApplicationServices()
coreapi_1 | at Microsoft.AspNetCore.Hosting.Internal.WebHost.Initialize()
coreapi_1 | at Microsoft.AspNetCore.Hosting.WebHostBuilder.Build()
coreapi_1 | at API.Program.Main(String[] args) in /app/API/Program.cs:line 33
proj_coreapi_1 exited with code 1
我已经检查了要在docker容器上装载的目录的权限。
ls -la ~/.keys/proj
给出:
-rw-r--r-- 1 my_user staff 977 Jun 21 08:59 cert.pem
-rw-r--r-- 1 my_user staff 1704 Jun 21 08:59 key.pem
-rw-r--r-- 1 my_user staff 2285 Jun 21 09:00 proj.pfx
我的猜测是我在docker-compose文件或.env文件中输入的内容不正确,但是我对如果我将错误指向正确的位置会感到困惑我要读取的文件。
还需要注意的是,即使它在容器外发生故障时也确实写入了日志文件,但如果失败则不会写入日志文件。让我觉得日志记录卷的配置也不正确。
如何将文件夹作为卷安装在容器上,以便应用程序可以使用该文件夹中的密钥?
答案 0 :(得分:0)
已解决。
我不得不更改我的.env
文件,所以我没有在系统上使用现有的环境变量。
因此,在我的.env
文件中,我有一个名为PROJ_CERT=/.keys/cert.pem
的变量,它与我的.bash_profile
中的变量相撞。
我将其更改为CERT=...
,并且现在可以使用。