From d2928fa1b741aa1e11bfad64cb702fe45ab61d8e Mon Sep 17 00:00:00 2001 From: Guido Günther Date: Mon, 29 Feb 2016 18:38:47 +0100 Subject: Expand host variables as well Instead of only allowing groups created from host group params also allow to use host variables like subnet_name. Closes: #5 --- README.md | 11 +++++++---- 1 file changed, 7 insertions(+), 4 deletions(-) (limited to 'README.md') diff --git a/README.md b/README.md index 13701f8..780d48d 100644 --- a/README.md +++ b/README.md @@ -60,9 +60,9 @@ would turn into the ansible group: foreman_hostgroup_myapp_webtier_datacenter1 -Furthermore groups can be created on the fly using the +Furthermore ansible groups can be created on the fly using the *group_patterns* variable in *foreman.ini* so that you can build up -hierarchies using parameters on the hostgroup. +hierarchies using parameters on the hostgroup and host variables. Lets assume you have a host that is built using this nested hostgroup: @@ -72,20 +72,23 @@ and each of the hostgroups defines a parameters respectively: myapp: app_param = myapp webtier: tier_param = webtier - datacenter1: dc_param = datacenter1 + datacenter1: dc_param = datacenter1 +The host is also in a subnet called "mysubnet" and provisioned via an image then *group_patterns* like: [ansible] group_patterns = ["{app_param}-{tier_param}-{dc_param}", "{app_param}-{tier_param}", - "{app_param}"] + "{app_param}", + "{subnet_name}-{provision_method}"] would put the host into the additional ansible groups: - myapp-webtier-datacenter1 - myapp-webtier - myapp + - mysubnet-image by recursively resolving the hostgroups, getting the parameter keys and values and doing a Python *string.format()* like replacement on -- cgit v1.2.3