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authorRussell Teague <rteague@redhat.com>2017-10-31 18:20:12 -0400
committerRussell Teague <rteague@redhat.com>2017-12-13 14:55:37 -0500
commit3c47ca9780f827ad8b47601d3870d687c76ae974 (patch)
treea730a8d15ae2725baadb4984bb72af17dae90d8b
parent60b4ff05093602811b1031b59436322ff5719a45 (diff)
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Validate node hostname and IP address
Fixes 1506750 https://bugzilla.redhat.com/show_bug.cgi?id=1506750
-rw-r--r--playbooks/init/validate_hostnames.yml34
1 files changed, 27 insertions, 7 deletions
diff --git a/playbooks/init/validate_hostnames.yml b/playbooks/init/validate_hostnames.yml
index be2e6a15a..86e0b2416 100644
--- a/playbooks/init/validate_hostnames.yml
+++ b/playbooks/init/validate_hostnames.yml
@@ -1,6 +1,7 @@
---
- name: Validate node hostnames
hosts: oo_nodes_to_config
+ any_errors_fatal: true
tasks:
- name: Query DNS for IP address of {{ openshift.common.hostname }}
shell:
@@ -8,16 +9,35 @@
register: lookupip
changed_when: false
failed_when: false
- - name: Warn user about bad openshift_hostname values
- pause:
- prompt:
+
+ - name: Validate openshift_hostname when defined
+ fail:
+ msg: >
The hostname {{ openshift.common.hostname }} for {{ ansible_nodename }}
doesn't resolve to an IP address owned by this host. Please set
openshift_hostname variable to a hostname that when resolved on the host
- in question resolves to an IP address matching an interface on this
- host. This host will fail liveness checks for pods utilizing hostPorts,
- press ENTER to continue or CTRL-C to abort.
- seconds: "{{ 10 if openshift_override_hostname_check | default(false) | bool else omit }}"
+ in question resolves to an IP address matching an interface on this host.
+ This will ensure proper functionality of OpenShift networking features.
+ Inventory setting: openshift_hostname={{ openshift_hostname }}
+ This check can be overridden by setting openshift_hostname_check=false in
+ the inventory.
+ See https://docs.openshift.org/latest/install_config/install/advanced_install.html#configuring-host-variables
when:
- lookupip.stdout != '127.0.0.1'
- lookupip.stdout not in ansible_all_ipv4_addresses
+ - openshift_hostname_check | default(true)
+
+ - name: Validate openshift_ip exists on node when defined
+ fail:
+ msg: >
+ The IP address {{ openshift_ip }} does not exist on {{ ansible_nodename }}.
+ Please set the openshift_ip variable to an IP address of this node.
+ This will ensure proper functionality of OpenShift networking features.
+ Inventory setting: openshift_ip={{ openshift_ip }}
+ This check can be overridden by setting openshift_ip_check=false in
+ the inventory.
+ See https://docs.openshift.org/latest/install_config/install/advanced_install.html#configuring-host-variables
+ when:
+ - openshift_ip is defined
+ - openshift_ip not in ansible_all_ipv4_addresses
+ - openshift_ip_check | default(true)