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Initialize snowflake instance with a config

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This commit is contained in:
Arlo Breault 2019-05-08 16:13:22 -04:00
parent edbbea1d03
commit 2d8a1690ba
11 changed files with 125 additions and 113 deletions
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25
proxy/snowflake.coffee
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@ -16,21 +16,26 @@ class Snowflake
retries: 0
# Janky state machine
@MODE =
@MODE:
INIT: 0
WEBRTC_CONNECTING: 1
WEBRTC_READY: 2
@MESSAGE:
CONFIRMATION: 'You\'re currently serving a Tor user via Snowflake.'
# Prepare the Snowflake with a Broker (to find clients) and optional UI.
constructor: (@broker, @ui, rateLimitBytes) ->
constructor: (@config, @ui, @broker) ->
@state = Snowflake.MODE.INIT
@proxyPairs = []
if undefined == rateLimitBytes
if undefined == @config.rateLimitBytes
@rateLimit = new DummyRateLimit()
else
@rateLimit = new BucketRateLimit(rateLimitBytes * RATE_LIMIT_HISTORY,
RATE_LIMIT_HISTORY)
@rateLimit = new BucketRateLimit(
@config.rateLimitBytes * @config.rateLimitHistory,
@config.rateLimitHistory
)
@retries = 0
# Set the target relay address spec, which is expected to be websocket.
@ -45,7 +50,7 @@ class Snowflake
# process. |pollBroker| automatically arranges signalling.
beginWebRTC: ->
@state = Snowflake.MODE.WEBRTC_CONNECTING
for i in [1..CONNECTIONS_PER_CLIENT]
for i in [1..@config.connectionsPerClient]
@makeProxyPair @relayAddr
log 'ProxyPair Slots: ' + @proxyPairs.length
log 'Snowflake IDs: ' + (@proxyPairs.map (p) -> p.id).join ' | '
@ -77,9 +82,9 @@ class Snowflake
recv = @broker.getClientOffer pair.id
recv.then (desc) =>
@receiveOffer pair, desc
countdown('Serving 1 new client.', DEFAULT_BROKER_POLL_INTERVAL / 1000)
, (err) ->
countdown(err, DEFAULT_BROKER_POLL_INTERVAL / 1000)
countdown('Serving 1 new client.', @config.defaultBrokerPollInterval / 1000)
, (err) =>
countdown(err, @config.defaultBrokerPollInterval / 1000)
@retries++
findClients()
@ -111,7 +116,7 @@ class Snowflake
.catch fail
makeProxyPair: (relay) ->
pair = new ProxyPair relay, @rateLimit
pair = new ProxyPair relay, @rateLimit, @config.pcConfig
@proxyPairs.push pair
pair.onCleanup = (event) =>
# Delete from the list of active proxy pairs.