// View Mirror Docker ImagesRF Royalty Free // View container Docker PS // View container file sudo the Inspect 44fc0f0582d9 Docker
Docker System df command, similar to the df command on Linux, for view disk usage of Docker
du -hs / var / lib / docker / command to view disk usage
Clean up all Dock is not currently running
docker system prune
docker system prune -a command to clean more thoroughly, you can not use the container Docker image are deleted. Note that these two commands will take you temporarily closed containers, as well as temporarily unused Docker mirrors are deleted ... so before you use must think about it .. I have not used, because there is no clean-up will open Docker image
Stop docker service.
systemctl stop docker
Start docker service.
systemctl start docker
.Net Core 2 new projects, copy it to the directory linux environment
Into the directory cd / WebApp (case-sensitive)
New Dockerfile file, touch Dockerfile
we Dockerfile
FROM mcr.microsoft.com/dotnet/core/sdk:3.0 As build // selected here dotnet version WorkDir / app // New working directory, there is actually a temporary directory Copy * .csproj ./ // copy the current folder csproj files in the / app working directory run dotnet restore // restore nuget package of projects cOPY. ./ // copy the current project folder [directory] file to take the working directory / app, the first point. represents the current the directory where the project, and the second represents the working directory ./ [directory] is actually a temporary run dotnet publish -c release -o out // use the command to publish the file under the / app / out back to the root directory [directory can use find - Find a name out]
------- here only run half, can look at operating results,
perform docker build -t webapp [Note that the last point and spaces] format:. docker build -t [image name, such as webapp : 2.0] space.
Published catalog:
View catalog
Then supplement produced half of the mirror
AS Runtime mcr.microsoft.com/dotnet/core/aspnet:3.0 the FROM
WORKDIR / App // set container's directory
COPY --from = build / app / out . // Copy the file to the release of the vessel above the working directory , pay attention to the back.
EXPOSE 9999 // set container's listening port
ENTRYPOINT [ "dotnet", "WebApp.dll "] // start the application
Complete file:
[root@iZ2ze6qstyvxjb86krvizoZ WebApp]# vi Dockerfile
FROM mcr.microsoft.com/dotnet/core/sdk:3.0 As build
WorkDir /app
Copy *.csproj ./
run dotnet restore
COPY . ./
run dotnet publish -c Release -o out
FROM mcr.microsoft.com/dotnet/core/aspnet:3.0 AS runtime
WORKDIR /app
COPY --from=build /app/out .
EXPOSE 9999
ENTRYPOINT ["dotnet", "WebApp.dll"]
Execution docker build -t webapp. Next is the long wait .....
Create a container and start
docker run -d -p 9999: 9999 --name webapp webapp format: docker run -d -p external ports []: [interior of the container port, i.e. EXPOSE 8888 or ENV ASPNETCORE_URLS http://0.0.0.0:8888 ] - the webapp [in lowercase, container name] [the webapp previously generated image name, must be lowercase]
