Backport remove dockerproject (#5682) (#5780)

* Remove dockerproject org (#5548)

* Change dockerproject.org to download.docker.com

dockerproject.org was deprecated in 2017 and has gone down.

* Restore yum repo for containerd

Change-Id: I883bb512a2164a85865b1bd4fb569af0358c8c2b

Co-authored-by: Craig Rodrigues <rodrigc@crodrigues.org>

* remove legacy docker repo in kubernetes/preinstall before any packages installed (#5640)

* Remove dockerproject_.+_repo_.+ variables (#5662)

This 38688a4486 change replaces the
value for dockerproject_.+_repo_.+ docker variables but their new
value was previously defined in other variables. This change removes
the dockerproject_.+_repo_.+ docker variables in favor of the older
ones.

* Remove stale legacy yum docker repo /etc/yum.repos.d/docker.repo (#5569)

* Remove stale legacy yum docker repo /etc/yum.repos.d/docker.repo

* move task 'Remove legacy docker repo file' to pre-upgrade.yml

* fix upgrade procedure when in playbook (#5695)

exists role kubernetes/preinstall and not exists role container-engine

 error 'yum_repo_dir' is undefined

Co-authored-by: Matthew Mosesohn <matthew.mosesohn@gmail.com>
Co-authored-by: Craig Rodrigues <rodrigc@crodrigues.org>
Co-authored-by: Victor Morales <chipahuac@hotmail.com>

Co-authored-by: Kubernetes Prow Robot <k8s-ci-robot@users.noreply.github.com>
Co-authored-by: Matthew Mosesohn <matthew.mosesohn@gmail.com>
Co-authored-by: Craig Rodrigues <rodrigc@crodrigues.org>
Co-authored-by: Victor Morales <chipahuac@hotmail.com>

roles/container-engine/docker/vars/debian.yml

@@ -2,7 +2,6 @@
 docker_kernel_min_version: '3.10'
 
 # https://download.docker.com/linux/debian/
-# https://apt.dockerproject.org/repo/dists/debian-wheezy/main/filelist
 docker_versioned_pkg:
   'latest': docker-ce
   '1.13': docker-engine=1.13.1-0~debian-{{ ansible_distribution_release|lower }}
@@ -38,7 +37,7 @@ docker_repo_info:
 
 dockerproject_repo_key_info:
   pkg_key: apt_key
-  url: '{{ dockerproject_apt_repo_gpgkey }}'
+  url: '{{ docker_debian_repo_gpgkey }}'
   repo_keys:
     - 58118E89F3A912897C070ADBF76221572C52609D
 
@@ -46,6 +45,6 @@ dockerproject_repo_info:
   pkg_repo: apt_repository
   repos:
     - >
-       deb {{ dockerproject_apt_repo_base_url }}
+       deb {{ docker_debian_repo_base_url }}
        {{ ansible_distribution|lower }}-{{ ansible_distribution_release|lower }}
        main

roles/container-engine/docker/vars/redhat.yml

@@ -3,7 +3,6 @@ docker_kernel_min_version: '0'
 
 # https://docs.docker.com/engine/installation/linux/centos/#install-from-a-package
 # https://download.docker.com/linux/centos/7/x86_64/stable/Packages/
-# https://yum.dockerproject.org/repo/main/centos/7
 # or do 'yum --showduplicates list docker-engine'
 docker_versioned_pkg:
   'latest': docker-ce

roles/container-engine/docker/vars/ubuntu-amd64.yml

@@ -37,7 +37,7 @@ docker_repo_info:
 
 dockerproject_repo_key_info:
   pkg_key: apt_key
-  url: '{{ dockerproject_apt_repo_gpgkey }}'
+  url: '{{ docker_debian_repo_gpgkey }}'
   repo_keys:
     - 58118E89F3A912897C070ADBF76221572C52609D
 
@@ -45,6 +45,6 @@ dockerproject_repo_info:
   pkg_repo: apt_repository
   repos:
     - >
-       deb {{ dockerproject_apt_repo_base_url }}
+       deb {{ docker_debian_repo_base_url }}
        {{ ansible_distribution|lower }}-{{ ansible_distribution_release|lower }}
        main

roles/container-engine/docker/vars/ubuntu-arm64.yml

@@ -33,7 +33,7 @@ docker_repo_info:
 
 dockerproject_repo_key_info:
   pkg_key: apt_key
-  url: '{{ dockerproject_apt_repo_gpgkey }}'
+  url: '{{ docker_debian_repo_gpgkey }}'
   repo_keys:
     - 58118E89F3A912897C070ADBF76221572C52609D
 
@@ -41,6 +41,6 @@ dockerproject_repo_info:
   pkg_repo: apt_repository
   repos:
     - >
-       deb {{ dockerproject_apt_repo_base_url }}
+       deb {{ docker_debian_repo_base_url }}
        {{ ansible_distribution|lower }}-{{ ansible_distribution_release|lower }}
        main