If you want to be able to use provisioners, the preseed file must also install Packer needs the preseed file to handle any questions that would normally beĪnswered interactively during a Debian installation. What does Packer need the preseed file to do? For more information on how boot_command works, see theīoot_command section of the docs for whatever builder you are using. For an example of a working boot_command, see the Examples sectionīelow. The options are special Packer template options that will get setīy Packer to point to the HTTP server we create, so that your boot command canĪccess it. In the example below, see how the preseed/url command line option is being
You then reference the file using a boot_command to kick off the installation. Use for this directory is to use it to provide your preseed file. Local fileserver for your virtual machine to be able to access. Any file inside of your http_dir or http_content will be served on a The -iso builders mentioned above all have an http_dir or an http_content You can either start from an example preseed file from a known repo (take a lookĪt the examples links below), or you can start with the official exampleĬomment or uncomment the options as you need them. If you are using a pre-built image in a cloud, you don't need to If you are not installing the operating system, you won't need to provide a For example, you'reīuilding an image from scratch using the vmware-iso, Your Packer build, you will need to use a preseed file. If you are installing the operating system from a mounted iso as part of The guide here is hopefully enough to get you started, but isn't a replacementįor the official documentation.
If, after following this guide, you're still having issues getting a preseedįile working, We recommend you read the official documentation on Packer-specific tools, though we do make use of them. These files are generally named "preseed.cfg". Unattended Debian/Ubuntu installation is done via "preseed" files
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