[openqa-tests/sam/upstream-container] utils/start_job.sh: Allow overriding CASEDIR

[Sam Thursfield <sthursfield src gnome org>]

commit 998186c148ba4dfcfe51e7f3623fbfc1622fa6ab
Author: Sam Thursfield <sam thursfield codethink co uk>
Date:   Fri Oct 7 11:47:43 2022 +0200

    utils/start_job.sh: Allow overriding CASEDIR
    
    This is necessary to run the tests from gnome-build-meta repo.

 utils/start_job.sh | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)
---
diff --git a/utils/start_job.sh b/utils/start_job.sh
index 03cd76b..12d3db7 100755
--- a/utils/start_job.sh
+++ b/utils/start_job.sh
@@ -4,16 +4,22 @@
 #
 # On success, write the job ID returned by server to stdout.
 
-set -eu
+set -e
 
 worker_class=$1
 version=$2
 
+if [ -n "$3" ]; then
+    casedir="$3"
+else
+    casedir="$(pwd)"
+fi
+
 openqa-cli api --apikey $OPENQA_API_KEY --apisecret $OPENQA_API_SECRET \
   --host $OPENQA_HOST \
   -X POST isos \
   ARCH=x86_64 \
-  CASEDIR=$(pwd) \
+  CASEDIR="$casedir" \
   DISTRI=gnomeos \
   FLAVOR=iso \
   ISO=installer.iso \