[yocto] [yocto-autobuilder-helper][PATCH] config.json: Enable dedicated sstate during build and remove after

[Richard Purdie]

On Sat, 2018-11-10 at 04:25 -0800, Michael Halstead wrote:
> Without any sstate available oe-selftest cannot run in parallel. Set
> sstate to a
> location used only by these builds and remove it as the last step.
> 
> Signed-off-by: Michael Halstead <mhalstead at linuxfoundation.org>
> ---
>  config.json | 5 ++++-
>  1 file changed, 4 insertions(+), 1 deletion(-)
> 
> diff --git a/config.json b/config.json
> index 8a694d7..d898bf3 100644
> --- a/config.json
> +++ b/config.json
> @@ -147,7 +147,7 @@
>          },
>         "nightly-bringup" : {
>              "TEMPLATE" : "nightly-arch",
> -            "SSTATEDIR" : [],
> +            "SSTATEDIR" : ["${BUILDDIR}/../sstate"],
>              "MACHINE" : "qemuarm64",
>              "step2" : {
>                  "MACHINE" : "qemux86-64"
> @@ -168,6 +168,9 @@
>                  ],
>                  "EXTRACMDS" : ["${SCRIPTSDIR}/checkvnc; DISPLAY=:1
> oe-selftest --skip-tests distrodata.Distrodata.test_checkpkg -j 15"],
>                  "ADDLAYER" : ["${BUILDDIR}/../meta-selftest"]
> +            },
> +            "step7" : {
> +               "EXTRACMDS" : ["rm -rf ${BUILDDIR}/../sstate"]
>              }
>          },
>          "nightly-mips" : {

Unfortunately this won't work as BUILDDIR is a shell variable in this
case. I've tweaked the scripts/config a little differently to try and
speed up the bringup tests and fired off another couple of test builds.

Cheers,

Richard