Configure dockerd with --iptables=false

This change defaults --iptables=false for dockerd to avoid
having Docker create its own FORWARD iptables rules. These
rules can interact with normal OS networking rules and disable
communications between hosts on reboot.

Change-Id: I875fa14f7d810c7f0aba3b3a1b04b60a19470f0f
Closes-bug: #1708279
This commit is contained in:
Dan Prince 2017-08-02 16:51:47 -04:00 committed by Martin André
parent 85f5cc23d4
commit 7d13151a44
2 changed files with 3 additions and 3 deletions

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@ -32,7 +32,7 @@
# OPTIONS that are used to startup the docker service. NOTE:
# --selinux-enabled is dropped due to recommendations here:
# https://access.redhat.com/documentation/en-US/Red_Hat_Enterprise_Linux/7/html/7.2_Release_Notes/technology-preview-file_systems.html
# Defaults to '--log-driver=journald --signature-verification=false'
# Defaults to '--log-driver=journald --signature-verification=false --iptables=false'
#
# [*configure_storage*]
# Boolean. Whether to configure a docker storage backend. Defaults to true.
@ -69,7 +69,7 @@
class tripleo::profile::base::docker (
$insecure_registry_address = undef,
$registry_mirror = false,
$docker_options = '--log-driver=journald --signature-verification=false',
$docker_options = '--log-driver=journald --signature-verification=false --iptables=false',
$configure_storage = true,
$storage_options = '-s overlay2',
$step = Integer(hiera('step')),

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@ -28,7 +28,7 @@ describe 'tripleo::profile::base::docker' do
it { is_expected.to contain_service('docker') }
it {
is_expected.to contain_augeas('docker-sysconfig-options').with_changes([
"set OPTIONS '\"--log-driver=journald --signature-verification=false\"'",
"set OPTIONS '\"--log-driver=journald --signature-verification=false --iptables=false\"'",
])
}
end