Data - Revision history

Martn admin at 14:59, 1 June 2022

2022-06-01T14:59:30Z

2016-01-13T19:51:22Z

host, domain, role

← Older revision		Revision as of 19:51, 13 January 2016
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	= Feeds =		= Feeds =
	Nodes send out feeds on request. This request is triggered by a Data response to an information request. The node assumes the requested information to be available from Data, but Data can decide to ask for more information before being able to supply the requested information.		Nodes send out feeds on request. This request is triggered by a Data response to an information request. The node assumes the requested information to be available from Data, but Data can decide to ask for more information before being able to supply the requested information.
	== host~~, domain, role~~ ==		== host ==
	The node notifies Data about its existence.		The node notifies Data about its existence with the host, domain, role feed.
	<pre>		<pre>
	{		{

2016-01-13T19:50:19Z

Feeds

@@ Line 34: / Line 34: @@
 = Feeds =
 Nodes send out feeds on request. This request is triggered by a Data response to an information request. The node assumes the requested information to be available from Data, but Data can decide to ask for more information before being able to supply the requested information.
 = Schemas =
 A Schema is the result set of a view represented in a json container.

2015-12-31T15:31:00Z

Nagios

2015-12-31T15:19:41Z

Schemas

@@ Line 35: / Line 35: @@
 Nodes send out feeds on request. This request is triggered by a Data response to an information request. The node assumes the requested information to be available from Data, but Data can decide to ask for more information before being able to supply the requested information.
 = Schemas =
 = Views =

2015-12-29T21:22:34Z

Sample Dialogue

@@ Line 48: / Line 48: @@
 Nagios requests information on all the services offered by all the nodes in this symplified sample Universe. Data returns a json container with information, organized by domain, service and host.
 <pre>
-{ "response": "mnmutl",
+	"response": "mnmutl",
-  "domains":
+	"domains": [{
-  { "domain": "webhuis.nl",
+		"domain": "webhuis.nl",
-    { "services":
+		"services": [{
-      { "service": "tomcat",
+			"service": "tomcat",
-        "hosts": [ "webjen0001", "webjen0002" ] }
+			"hosts": ["webjen0001", "webjen0002"]
+}
 </pre>

2015-12-28T23:05:55Z

Sample Dialogue

← Older revision		Revision as of 23:05, 28 December 2015
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	Data presents information from The Universal Truth through views. cf_message obtains information from Data by presenting Data with the json-container defined by the view that corresponds to its role. Data returns the information in the json container that mirrors the request.		Data presents information from The Universal Truth through views. cf_message obtains information from Data by presenting Data with the json-container defined by the view that corresponds to its role. Data returns the information in the json container that mirrors the request.
	== Sample Dialogue ==		== Sample Dialogue ==
	cf-agents through cf_message presents Data with a request ~~ona~~ view, ~~in this case~~ a nagios view:		cf-agents through cf_message presents Data with a request on a view, a nagios view in this case:
	<pre>		<pre>
	{ "message": "view",		{ "message": "view",

2015-12-28T22:57:34Z

Icinga

← Older revision		Revision as of 22:57, 28 December 2015
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	== Icinga ==		== Icinga ==
			We prefer to use the Icinga server, but we did not succeed in getting the Debian webfronted going. It keeps sending out Internal Server messages, referring to the logs that do not give any clue at all.

	== Nagios ==		== Nagios ==
	Nagios only needs little information about the nodes in the Universe.		Nagios only needs little information about the nodes in the Universe.

2015-12-28T22:54:53Z

Sample Dialogue

← Older revision		Revision as of 22:54, 28 December 2015
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	}		}
	</pre>		</pre>
			cf-agent on the Nagios host on its turn processes the json container supplied by Data, using the nagios templates, to construct the configuration files used by the Nagios server.

	== CMDB ==		== CMDB ==

2015-12-28T22:51:59Z

Views

@@ Line 38: / Line 38: @@
 = Views =
 Data presents information from The Universal Truth through views. cf_message obtains information from Data by presenting Data with the json-container defined by the view that corresponds to its role. Data returns the information in the json container that mirrors the request.
 == CMDB ==