Added cilium support (#2236)

* Added cilium support

* Fix typo in debian test config

* Remove empty lines

* Changed cilium version from <latest> to <v1.0.0-rc3>

* Add missing changes for cilium

* Add cilium to CI pipeline

* Fix wrong file name

* Check kernel version for cilium

* fixed ci error

* fixed cilium-ds.j2 template

* added waiting for cilium pods to run

* Fixed missing EOF

* Fixed trailing spaces

* Fixed trailing spaces

* Fixed trailing spaces

* Fixed too many blank lines

* Updated tolerations,annotations in cilium DS template

* Set cilium_version to iptables-1.9 to see if bug is fixed in CI

* Update cilium image tag to v1.0.0-rc4

* Update Cilium test case CI vars filenames

* Add optional prometheus flag, adjust initial readiness delay

* Update README.md with cilium info

.gitlab-ci.yml

@@ -257,6 +257,10 @@ before_script:
 # stage: deploy-special
   MOVED_TO_GROUP_VARS: "true"
 
+.ubuntu_cilium_sep_variables: &ubuntu_cilium_sep_variables
+# stage: deploy-special
+  MOVED_TO_GROUP_VARS: "true"
+
 .rhel7_weave_variables: &rhel7_weave_variables
 # stage: deploy-part1
   MOVED_TO_GROUP_VARS: "true"
@@ -456,6 +460,17 @@ gce_ubuntu-contiv-sep:
   except: ['triggers']
   only: ['master', /^pr-.*$/]
 
+gce_ubuntu-cilium-sep:
+  stage: deploy-special
+  <<: *job
+  <<: *gce
+  variables:
+    <<: *gce_variables
+    <<: *ubuntu_cilium_sep_variables
+  when: manual
+  except: ['triggers']
+  only: ['master', /^pr-.*$/]
+
 gce_rhel7-weave:
   stage: deploy-part2
   <<: *job