.\" generated with Ronn/v0.7.3
.\" http://github.com/rtomayko/ronn/tree/0.7.3
.
.TH "TANG\-NAGIOS" "1" "June 2017" "" ""
.
.SH "NAME"
\fBtang\-nagios\fR \- A Nagios plugin for Tang
.
.SH "SYNOPSIS"
\fBtang\fR \-u URL
.
.SH "OVERVIEW"
This Nagios plugin for Tang enables Nagios to monitor a Tang server for its basic functionality as well as performance metrics\. The plugin is executed simply by providing the base URL to the Tang service\.
.
.P
The plugin will test the following functionality:
.
.IP "1." 4
Downloading the advertisement\.
.
.IP "2." 4
Verification of advertisement semantics\.
.
.IP "3." 4
Verification of signatures for all advertised signing keys\.
.
.IP "4." 4
Verification of key exchanges for all advertised exchange keys\.
.
.IP "" 0
.
.P
If any of these tests fail, an error will be generated\. Upon success, the plugin will output the following performance metrics:
.
.IP "\(bu" 4
\fBadv\fR : Time it took to fetch the advertisement (in μs)\.
.
.IP "\(bu" 4
\fBexc\fR : Average time of all key exchange operations (in μs)\.
.
.IP "\(bu" 4
\fBnkeys\fR : Number of keys in the advertisement\.
.
.IP "\(bu" 4
\fBnsigk\fR : Number of signing keys in the advertisement\.
.
.IP "\(bu" 4
\fBnexck\fR : Number of exchange keys in the advertisement\.
.
.IP "" 0
.
.SH "EXAMPLES"
A simple test against a localhost Tang server:
.
.IP "" 4
.
.nf

$ \./tang \-u http://localhost/
OK|adv=21430 exc=44587 nkeys=2 nsigk=1 nexck=1
.
.fi
.
.IP "" 0
.
.SH "AUTHOR"
Nathaniel McCallum <npmccallum@redhat\.com>
.
.SH "SEE ALSO"
\fBtang\fR(8)