switch /etc/hosts to use blockinfile

Fix use_hyperkube_cni logic

Signed-off-by: Bogdan Dobrelya <bdobrelia@mirantis.com>

Distribute container images across nodes

* Add the retry_stagger var to tweak push and retry time strategies.
* Add large deployments related docs.

Signed-off-by: Bogdan Dobrelya <bdobrelia@mirantis.com>

Signed-off-by: Bogdan Dobrelya <bdobrelia@mirantis.com>

Move version/repo vars to download role.
Add container to download params, which overrides url/source_url,
if enabled.
Fix networking plugins download depending on kube_network_plugin.

Signed-off-by: Bogdan Dobrelya <bdobrelia@mirantis.com>

Fix logic handling for use_hyperkube_cni

Added IntelliJ IDEA Project folder to .gitignore

Fix kubedns idempotency

Add retries for copying binaries from containers and packages

Signed-off-by: Bogdan Dobrelya <bdobrelia@mirantis.com>

Check kube version for calico cni to use

Removed api-version from kube.py because it is deprecated.
Updating both kube.py because dnsmasq one is actually used.
Fixed name back to kubedns for checking its resource.

Closes issue: https://github.com/kubespray/kargo/issues/479



Signed-off-by: Bogdan Dobrelya <bdobrelia@mirantis.com>

The variable is now set via a task depending of the version of kube

Starting from version 1.3.4 of hyperkube, calico is "canalized" which requires flannel and hostonly cni plugins.So we let hyperkube ship necessary cni

Multiple app deploy tools

Bootstrap

Reset replicacluster name of kube-dns-v19 back to kubedns

This broke upgraded clusters

Rename kube-dns back to kubedns

kubedns should stay named the same so that services which
depend on this name are not broken.

remove dependency on kpm for kubedns

Fix updating resolvconf

Move updating resolvconf to the network restart handler to
ensure changes applied to the /etc/resolv.conf.

Signed-off-by: Bogdan Dobrelya <bdobrelia@mirantis.com>

Issue 369

Remove search and nameserver entries from resolvconf base

Disable calicoctl from creating a default pool

Sometimes invoking calicoctl to create a pool also
creates a default pool, which causes errors in deploy.