[glib: 2/5] ci: Install lcov-cobertura and cobertura-split script in coverage images

[Matthias Clasen <matthiasc src gnome org>]

commit 29cf6b2b65556aa53b32563f9cad8c458ff606ee
Author: Marco Trevisan (Treviño) <mail 3v1n0 net>
Date:   Thu Sep 15 02:22:41 2022 +0200

    ci: Install lcov-cobertura and cobertura-split script in coverage images
    
    These are needed to be able to get cobertura reports in gitlab.

 .gitlab-ci/fedora.Dockerfile                 |  3 +++
 .gitlab-ci/install-gitlab-cobertura-tools.sh | 17 +++++++++++++++++
 2 files changed, 20 insertions(+)
---
diff --git a/.gitlab-ci/fedora.Dockerfile b/.gitlab-ci/fedora.Dockerfile
index 2506f93865..85f910cb93 100644
--- a/.gitlab-ci/fedora.Dockerfile
+++ b/.gitlab-ci/fedora.Dockerfile
@@ -76,6 +76,9 @@ RUN dnf -y update \
 
 RUN pip3 install meson==0.60.3
 
+COPY install-gitlab-cobertura-tools.sh .
+RUN ./install-gitlab-cobertura-tools.sh
+
 # Set /etc/machine-id as it’s needed for some D-Bus tests
 RUN systemd-machine-id-setup
 
diff --git a/.gitlab-ci/install-gitlab-cobertura-tools.sh b/.gitlab-ci/install-gitlab-cobertura-tools.sh
new file mode 100755
index 0000000000..59ec251e9a
--- /dev/null
+++ b/.gitlab-ci/install-gitlab-cobertura-tools.sh
@@ -0,0 +1,17 @@
+#!/usr/bin/env bash
+
+set -e
+
+# We need cobertura reports for gitlab-ci coverage_report,
+# so this scripts helps us doing that until we switch to gcovr
+pip3 install lcov-cobertura==2.0.2
+
+# We need to split the coverage files, see:
+#  https://gitlab.com/gitlab-org/gitlab/-/issues/328772#note_840831654
+SPLIT_COBERTURA_SHA512="8388ca3928a27f2ef945a7d45f1dec7253c53742a0dd1f6a3b4a07c0926b24d77f8b5c51fc7920cb07320879b7b89b0e0e13d2101117403b8c052c72e28dbcb7"
+wget -O /usr/local/bin/cobertura-split-by-package.py \
+   https://gitlab.com/gitlab-org/gitlab/uploads/9d31762a33a10158f5d79d46f4102dfb/split-by-package.py
+echo "${SPLIT_COBERTURA_SHA512}  /usr/local/bin/cobertura-split-by-package.py" | sha512sum -c
+chmod +x /usr/local/bin/cobertura-split-by-package.py
+sed -i "s,\(/usr/bin/env python\).*,\13," \
+    /usr/local/bin/cobertura-split-by-package.py