prom: basic builtin prometheus stats exporter

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This is a vpp builtin alternative, not a replacement, for the existing
vpp_prometheus_exporter.

The plugin works by registering with http_static as a url handler for
stats.prom and handles requests by scraping the stats segment in the
main thread. It will therefore consume vpp process cpu cycles.

By default the plugin is disabled. To enable, first start the http
static server an then use "prom enable" cli.

Type: feature

Signed-off-by: Florin Coras <fcoras@cisco.com>
Change-Id: If6888e965d1b2361f6a5546586068213d37079d1

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This commit is contained in:

Florin Coras

2022-01-31 16:16:13 -08:00

parent c556fa49b4

commit 7285be2aab

7 changed files with 662 additions and 0 deletions

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