Re: [Xen-devel] [stage1-xen (RFC) PATCH 02/10] build/fedora: Add `buildroot-README.md`

[Stefano Stabellini <sstabellini@xxxxxxxxxx>]

On Mon, 21 Aug 2017, Rajiv Ranganath wrote:
> From: Rajiv M Ranganath <rajiv.ranganath@xxxxxxxxxxx>

In addition to the instructions below, please mention how to build
stage1-xen manually by installing the dependencies listed in
buildroot-Dockerfile and executing build/fedora/run by hand.


>  build/fedora/buildroot-README.md |   50 
> ++++++++++++++++++++++++++++++++++++++
>  1 file changed, 50 insertions(+)
>  create mode 100644 build/fedora/buildroot-README.md
> 
> diff --git a/build/fedora/buildroot-README.md 
> b/build/fedora/buildroot-README.md
> new file mode 100644
> index 0000000..0efb150
> --- /dev/null
> +++ b/build/fedora/buildroot-README.md
> @@ -0,0 +1,50 @@
> +## stage1-xen Fedora Buildroot
> +
> +stage1-xen build artifacts for Fedora is built in two phases. In the first 
> phase
> +a docker container is prepared with all the build dependencies. We refer to 
> it
> +as `stage1-xen-fedora-buildroot`. In the next phase we execute the `run` 
> script
> +that uses `stage1-xen-fedora-buildroot` and to produce the build artifacts.
> +
> +### Building `stage1-xen-fedora-buildroot`
> +
> +`stage1-xen-fedora-buildroot` has a external dependency
> +on [`binutils`](https://github.com/lambda-linux-fedora/binutils) package 
> that is
> +compiled with `i386pe` support. You can download the pre-built RPMs
> +from [here](https://drive.google.com/open?id=0B_tTbuxmuRzIR05wQ3E1eWVyaGs).
> +Please download `binutils-2.26.1-1.1.fc25.tar`.
> +
> +To build docker image
> +
> +```
> +cd stage1-xen/build/fedora
> +
> +docker build -f buildroot-Dockerfile -t stage1-xen-fedora-buildroot .
> +```
> +
> +### Running `stage1-xen-fedora-buildroot`
> +
> +```
> +cd stage1-xen
> +
> +docker run --rm \
> +  -v `pwd`:/root/gopath/src/github.com/rkt/stage1-xen \
> +  -v /tmp:/tmp \
> +  -t -i stage1-xen-fedora-buildroot \
> +  /sbin/my_init -- /root/bin/run
> +```
> +
> +The generated build artifacts are in `/tmp` directory.
> +
> +To debug build issues -
> +
> +```
> +cd stage1-xen
> +
> +docker run --rm \
> +  -v `pwd`:/root/gopath/src/github.com/rkt/stage1-xen \
> +  -v /tmp:/tmp \
> +  -t -i stage1-xen-fedora-buildroot \
> +  /sbin/my_init -- /bin/bash
> +```
> +
> +Also see section on `ipdb` in `buildroot-Dockerfile`.
> 

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