docs: Add instructions for getting QEMU source

Update the developer guide to add instructions of how to get the
correct version of the QEMU source and sets your_qemu_directory
variable, so that follow on steps are easier for a new joiner to the
community to understand

Fixes #1907

Signed-off-by: stevenhorsman <steven@uk.ibm.com>
This commit is contained in:
stevenhorsman 2021-05-21 13:48:10 +01:00
parent c078628544
commit 5b5047bd4a

View File

@ -394,6 +394,20 @@ You may choose to manually build your VMM/hypervisor.
Kata Containers makes use of upstream QEMU branch. The exact version
and repository utilized can be found by looking at the [versions file](../versions.yaml).
Find the correct version of QEMU from the versions file:
```
$ source ${GOPATH}/src/github.com/kata-containers/kata-containers/tools/packaging/scripts/lib.sh
$ qemu_version=$(get_from_kata_deps "assets.hypervisor.qemu.version")
$ echo ${qemu_version}
```
Get source from the matching branch of QEMU:
```
$ go get -d github.com/qemu/qemu
$ cd ${GOPATH}/src/github.com/qemu/qemu
$ git checkout ${qemu_version}
$ your_qemu_directory=${GOPATH}/src/github.com/qemu/qemu
```
There are scripts to manage the build and packaging of QEMU. For the examples below, set your
environment as:
```