commit 94de69aa369ebdee0cee5b683a42ebc8811a796d Author: Cecylia Bocovich cohosh@torproject.org Date: Tue Nov 26 10:44:40 2019 -0500

Updated broker specification and comments --- broker/metrics.go | 59 ++---------------------------------------------- common/messages/proxy.go | 4 ++-- doc/broker-spec.txt | 18 +++++++++++++++ 3 files changed, 22 insertions(+), 59 deletions(-)

diff --git a/broker/metrics.go b/broker/metrics.go index c23a170..bf5ce29 100644 --- a/broker/metrics.go +++ b/broker/metrics.go @@ -1,66 +1,11 @@ /* -We export metrics in the following format: - - "snowflake-stats-end" YYYY-MM-DD HH:MM:SS (NSEC s) NL - [At most once.] - - YYYY-MM-DD HH:MM:SS defines the end of the included measurement - interval of length NSEC seconds (86400 seconds by default). - - "snowflake-ips" CC=NUM,CC=NUM,... NL - [At most once.] - - List of mappings from two-letter country codes to the number of - unique IP addresses of snowflake proxies that have polled. - - "snowflake-ips-total" NUM NL - [At most once.] - - A count of the total number of unique IP addresses of snowflake - proxies that have polled. - - "snowflake-ips-standalone" NUM NL - [At most once.] - - A count of the total number of unique IP addresses of snowflake - proxies of type "standalone" that have polled. - - "snowflake-ips-badge" NUM NL - [At most once.] - - A count of the total number of unique IP addresses of snowflake - proxies of type "badge" that have polled. - - "snowflake-ips-webext" NUM NL - [At most once.] - - A count of the total number of unique IP addresses of snowflake - proxies of type "webext" that have polled. - - "snowflake-idle-count" NUM NL - [At most once.] - - A count of the number of times a proxy has polled but received - no client offer, rounded up to the nearest multiple of 8. - - "client-denied-count" NUM NL - [At most once.] - - A count of the number of times a client has requested a proxy - from the broker but no proxies were available, rounded up to - the nearest multiple of 8. - - "client-snowflake-match-count" NUM NL - [At most once.] - - A count of the number of times a client successfully received a - proxy from the broker, rounded up to the nearest multiple of 8. +We export metrics in the format specified in our broker spec: +https://gitweb.torproject.org/pluggable-transports/snowflake.git/tree/doc/br... */

package main

import ( - // "golang.org/x/net/internal/timeseries" "fmt" "log" "math" diff --git a/common/messages/proxy.go b/common/messages/proxy.go index d57af1e..89dd43c 100644 --- a/common/messages/proxy.go +++ b/common/messages/proxy.go @@ -17,7 +17,7 @@ const version = "1.1" { Sid: [generated session id of proxy], Version: 1.1, - Type: [badge|webext|standalone] + Type: ["badge"|"webext"|"standalone"] }

== ProxyPollResponse == @@ -87,7 +87,7 @@ func EncodePollRequest(sid string, proxyType string) ([]byte, error) { }

// Decodes a poll message from a snowflake proxy and returns the -// sid of the proxy on success and an error if it failed +// sid and proxy type of the proxy on success and an error if it failed func DecodePollRequest(data []byte) (string, string, error) { var message ProxyPollRequest

diff --git a/doc/broker-spec.txt b/doc/broker-spec.txt index 2877784..eba3347 100644 --- a/doc/broker-spec.txt +++ b/doc/broker-spec.txt @@ -31,6 +31,24 @@ Metrics data from the Snowflake broker can be retrieved by sending an HTTP GET r A count of the total number of unique IP addresses of Snowflake proxies that have polled.

+ "snowflake-ips-standalone" NUM NL + [At most once.] + + A count of the total number of unique IP addresses of snowflake + proxies of type "standalone" that have polled. + + "snowflake-ips-badge" NUM NL + [At most once.] + + A count of the total number of unique IP addresses of snowflake + proxies of type "badge" that have polled. + + "snowflake-ips-webext" NUM NL + [At most once.] + + A count of the total number of unique IP addresses of snowflake + proxies of type "webext" that have polled. + "snowflake-idle-count" NUM NL [At most once.]