From ea435049b3a3f5057b3a894040df3cf4f3256d9e Mon Sep 17 00:00:00 2001 From: Julien Dessaux Date: Sun, 23 Apr 2023 22:33:49 +0200 Subject: Refactored syntax highlighting shortcodes into markdown --- content/blog/cfengine/leveraging-yaml.md | 18 +++++++++--------- 1 file changed, 9 insertions(+), 9 deletions(-) (limited to 'content/blog/cfengine/leveraging-yaml.md') diff --git a/content/blog/cfengine/leveraging-yaml.md b/content/blog/cfengine/leveraging-yaml.md index e773325..494a41c 100644 --- a/content/blog/cfengine/leveraging-yaml.md +++ b/content/blog/cfengine/leveraging-yaml.md @@ -17,7 +17,7 @@ The use case bellow lacks a bit or error control with argument validation, it wi In `cmdb/hosts/andromeda.yaml` we describe some properties of a host named andromeda: -{{< highlight yaml >}} +```yaml domain: adyxax.org host_interface: dummy0 host_ip: "10.1.0.255" @@ -35,13 +35,13 @@ tunnels: peer: "10.1.0.2" remote_host: legend.adyxax.org remote_port: 1195 -{{< /highlight >}} +``` ## Reading the yaml I am bundling the values in a common bundle, accessible globally. This is one of the first bundles processed in the order my policy files are loaded. This is just an extract, you can load multiple files and merge them to distribute common settings : -{{< highlight yaml >}} +```yaml bundle common g { vars: @@ -51,14 +51,14 @@ bundle common g any:: "has_host_data" expression => fileexists("$(sys.inputdir)/cmdb/hosts/$(sys.host).yaml"); } -{{< /highlight >}} +``` ## Using the data ### Cfengine agent bundle We access the data using the global g.host_data variable, here is a complete example : -{{< highlight yaml >}} +```yaml bundle agent openvpn { vars: @@ -91,7 +91,7 @@ bundle agent openvpn "$(this.bundle): common.key repaired" ifvarclass => "openvpn_common_key_repaired"; "$(this.bundle): $(tunnels) service repaired" ifvarclass => "tunnel_$(tunnels)_service_repaired"; } - + bundle agent openvpn_tunnel(tunnel) { classes: @@ -117,12 +117,12 @@ bundle agent openvpn_tunnel(tunnel) "$(this.bundle): $(tunnel).conf repaired" ifvarclass => "openvpn_$(tunnel)_conf_repaired"; "$(this.bundle): $(tunnel) service repaired" ifvarclass => "tunnel_$(tunnel)_service_repaired"; } -{{< /highlight >}} +``` ### Template file Templates can reference the g.host_data too, like in the following : -{{< highlight cfg >}} +```cfg [%CFEngine BEGIN %] proto udp port $(g.host_data[tunnels][$(openvpn_tunnel.tunnel)][port]) @@ -152,7 +152,7 @@ group nogroup remote $(g.host_data[tunnels][$(openvpn_tunnel.tunnel)][remote_host]) $(g.host_data[tunnels][$(openvpn_tunnel.tunnel)][remote_port]) [%CFEngine END %] -{{< /highlight >}} +``` ## References - https://docs.cfengine.com/docs/master/examples-tutorials-json-yaml-support-in-cfengine.html -- cgit v1.2.3