[pitivi/sdk] ci: Replace docker with podman

[Alexandru Băluț <alexbalut src gnome org>]

commit d006fd5e8e66098237eb1dd72cb9612489ad16ed
Author: Alexandru Băluț <alexandru balut gmail com>
Date:   Sat Dec 5 01:47:06 2020 +0100

    ci: Replace docker with podman
    
    Fixes #2492

 .gitlab-ci.yml | 25 +++++++++----------------
 1 file changed, 9 insertions(+), 16 deletions(-)
---
diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index da94bcc1a..ce1bfa05f 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -1,6 +1,6 @@
 ---
 stages:
-  - docker_image
+  - tests_runner_image
   - build
   - deploy
 
@@ -12,21 +12,13 @@ variables:
 
 
 pitivi:master:
-  stage: docker_image
-  tags:
-    - privileged
-  image: docker:latest
-  variables:
-    DOCKER_DRIVER: overlay2
-    DOCKER_TLS_CERTDIR: ""
-  services:
-    - docker:19.03.0-dind
+  stage: tests_runner_image
   script:
     # https://stackoverflow.com/questions/2264428/converting-string-to-lower-case-in-bash#2264537
     - export NAMESPACE="$(echo "${CI_PROJECT_NAMESPACE}" | tr A-Z a-z)"
     - export BRANCH=master
     - export IMAGE="${CI_REGISTRY}/${NAMESPACE}/${CI_PROJECT_NAME}:${BRANCH}-sdk_3.36"
-    - export BASE_IMAGE="registry.gitlab.gnome.org/gnome/gnome-runtime-images/gnome:3.36"
+    - export BASE_IMAGE="registry.gitlab.gnome.org/gnome/gnome-runtime-images/gnome:3.38"
     - export TMPIMAGENAME="tmp-pitivi-${BRANCH}-sdk_3.36"
     - export BUILDDIR="\${HOME}/pitivi"
     - export CLONE_PITIVI="git clone ${CI_PROJECT_URL}.git --single-branch \${HOME}/pitivi -b 
${CI_COMMIT_REF_NAME}"
@@ -34,11 +26,12 @@ pitivi:master:
 
     - env
 
-    - docker run --privileged --name ${TMPIMAGENAME} ${BASE_IMAGE} bash -c "${CLONE_PITIVI} && 
${BUILD_PITIVI} && rm -Rf ${BUILDDIR}"
-    - docker commit ${TMPIMAGENAME} ${IMAGE}
-    - docker rm ${TMPIMAGENAME}
-    - docker login -u gitlab-ci-token -p $CI_JOB_TOKEN $CI_REGISTRY
-    - docker push ${IMAGE}
+    - sudo dnf -y install podman
+    - podman run --name ${TMPIMAGENAME} ${BASE_IMAGE} bash -c "${CLONE_PITIVI} && ${BUILD_PITIVI} && rm -Rf 
${BUILDDIR}"
+    - podman commit ${TMPIMAGENAME} ${IMAGE}
+    - podman rm ${TMPIMAGENAME}
+    - podman login -u gitlab-ci-token -p $CI_JOB_TOKEN $CI_REGISTRY
+    - podman push ${IMAGE}
   only:
     - triggers
     - schedules