This topic lists and describes the Dockerfile.x86 file from the Docker demonstration for the Enterprise Server base image. The Dockerfile is listed in its entirety and a following table describes the various Dockerfile commands. The line numbers in the listings of the Dockerfile have been added to aid readability. They are not present in the supplied Dockerfile.
001 # Copyright (C) Micro Focus 2018. All rights reserved.
002
003 ARG ESTAG=
004 FROM microfocus/entserver:${ESTAG}
005
006 ADD convsetx.ps1 "c:\convsetx.ps1"
007 RUN cd %ENTSRV_LOC% && \
008 bin\cblpromp.exe -J >env.prop && \
009 powershell -file "c:\convsetx.ps1" >envsetx.bat && \
010 envsetx.bat && \
011 del envsetx.bat && \
012 del env.prop && \
013 del "c:\convsetx.ps1"
014
015 RUN echo COBDIR is %COBDIR%
The commands on the lines in this Dockerfile are as follows:
| Lines | Description |
|---|---|
| 003 | Defines a build argument passed by the docker build command. |
| 004 | Specifies that the base image to use is the image built from Dockerfile. |
| 006 | Copies the convsetx.ps1 PowerShell script to the image's filesystem. |
| 007 - 013 | Run a series of concatenated Windows commands to ensure that all environment variables set by the COBOL command prompt are available to applications in this image. |
| 015 | Displays on-screen the setting of the COBDIR environment variable (which specifies the installed location of Enterprise Server. |