deploy-test: pre-download some images that we use in most test suites

Instead of downloading the image every time before running the test
we pre-download all images during the software installation. This
prevents downloading ~2Go every time, which is sometimes too long for
the slapos node instance step.

software/erp5testnode/testsuite/deploy-test/buildout.hash.cfg

@@ -18,4 +18,4 @@ md5sum = 8357771b70efd0740561b1cb46f6955e
 
 [template-deploy-test]
 filename = instance.cfg.in
-md5sum = 062e677990ca0cd0c0396993c58b46a2
+md5sum = 1faa52013b12b1753bcaff0b1309ad90

software/erp5testnode/testsuite/deploy-test/instance-deploy-test.cfg.jinja2

@@ -30,8 +30,8 @@ sla-computer_guid = ${slap-connection:computer-id}
 
 # Tested image
 # Passed by request
-config-virtual-hard-drive-url = {{ slapparameter_dict.get('image-to-test-url') }}
-config-virtual-hard-drive-md5sum = {{ slapparameter_dict.get('image-to-test-md5sum') }}
+config-virtual-hard-drive-url = ${image-to-test:url}
+config-virtual-hard-drive-md5sum = ${image-to-test:md5sum}
 
 # The test script
 config-bootstrap-script-url = {{ in_vm_test_script }}#{{ in_vm_test_script_md5 }}
@@ -58,6 +58,24 @@ return =
   nat-rule-port-tcp-443
   nat-rule-port-tcp-80
 
+[image-to-test]
+# This section tries to replace the download URL by the file:// URL of an already downloaded image
+recipe = slapos.recipe.build
+init = 
+  options['url'] = options['input-url']
+  for md5sum, url in self.buildout['image-repository'].items():
+    if md5sum == options['md5sum']:
+      print("Using pre-downloaded image", url)
+      options['url'] = url
+      break
+input-url = {{ slapparameter_dict.get('image-to-test-url') }}
+md5sum = {{ slapparameter_dict.get('image-to-test-md5sum') }}
+
+[image-repository]
+{% for md5sum, url in test_image_repository.items() %}
+{{ md5sum }} = file://{{ url }}
+{% endfor %}
+
 [directory]
 recipe = slapos.cookbook:mkdirectory
 home = ${buildout:directory}

software/erp5testnode/testsuite/deploy-test/instance.cfg.in

@@ -50,3 +50,10 @@ context =
     raw in_vm_test_script_md5 ${deploy-script-controller-script:md5sum}
     raw waittime ${deploy-script-controller-script:waittime}
     raw tries ${deploy-script-controller-script:tries}
+    section test_image_repository test-image-repository
+
+[test-image-repository]
+${download-image-debian-9:md5sum} = ${download-image-debian-9:target}
+${download-image-debian-10:md5sum} = ${download-image-debian-10:target}
+${download-image-debian-11:md5sum} = ${download-image-debian-11:target}
+

software/erp5testnode/testsuite/deploy-test/software.cfg

@@ -56,5 +56,24 @@ recipe = slapos.recipe.template
 url = ${:_profile_base_location_}/${:filename}
 output = ${buildout:directory}/template.cfg
 
+[download-image]
+recipe = slapos.recipe.build:download
+shared = true
+
+[download-image-debian-9]
+<= download-image
+url = http://bit.ly/2IRi8Kg
+md5sum = 2b113e3cd8276b9740189622603d6f99
+
+[download-image-debian-10]
+<= download-image
+url = http://shacache.org/shacache/9d3e6d017754fdd08e5ecf78093dec27fd792fb183df6146006adf003b6f4b98c0388d5a11566627101f7855d77f60e3dd4ba7ce66850f4a8f030573b904d5ab
+md5sum = b7928d7b0a2b5e2888f5ddf68f5fe422
+
+[download-image-debian-11]
+<= download-image
+url = http://shacache.org/shacache/476c96feff4bc44950e8ccf05d703d973f6d60c5ab95c8724cc4096cb008b3f904708a2377c293bf73758914d2d4556a31a056b0f33cae11ed48194019fdab4c
+md5sum = e58dbfd8637d73f7ccd473ad16da852a
+
 [versions]
 erp5.util = 0.4.69