X-Git-Url: https://jasonwoof.com/gitweb/?a=blobdiff_plain;f=server.coffee;h=1f04280fd3cb65788536a0adff6f58e7677d2941;hb=4dfb3f0394729958fa7484cfe6e758627b73d091;hp=211ac7d4cb0c24a2347171bc690f13007c705411;hpb=8cb28c7d6dfb4667081726aa3cb200a1f8cb9ca8;p=peach-cgt.git

diff --git a/server.coffee b/server.coffee
index 211ac7d..1f04280 100644
--- a/server.coffee
+++ b/server.coffee
@@ -14,21 +14,58 @@
 # You should have received a copy of the GNU Affero General Public License
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
-listen_port = 8333
+listen_port = process.env.app_port ? 9988
 sys = require 'sys'
 fs = require 'fs'
 http = require 'http'
 querystring = require 'querystring'
 url = require 'url'
+console.log "required builtins"
 less = require 'less'
+console.log "required less"
 coffee = require 'coffee-script'
+console.log "required coffee-script"
 model = require './common.coffee'
+console.log "required common.coffee"
 
 games = {}
+max_concurrent_games = 50
+max_game_idle = 3 * 60 * 60 * 1000 # three hours (in miliseconds)
 
 # timeout function with args in convenient order
 timeout = (ms, func) -> setTimeout func, ms
 
+now_s = ->
+	d = new Date()
+	return d.getTime()
+
+expire_old_games = ->
+	count = 0
+	for slug, g of games
+		count += 1
+		oldest_slug = slug
+		oldest_seen = g.last_seen
+
+	return unless count > 0
+
+	# check all the games
+	# track oldest
+	# delete old ones
+	too_old = now_s() - max_game_idle
+	kills = []
+	for slug, g of games
+		if g.last_seen < oldest_seen
+			oldest_seen = g.last_seen
+			oldest_slug = slug
+		if g.last_seen < too_old
+			kills.push slug
+	if count > max_concurrent_games and kills.length is 0
+		console.log "hit max_concurrent_games, destroying oldest"
+		kills.push oldest_slug
+	for slug in kills
+		console.log "killing game #{slug}"
+		delete games[slug]
+
 css_handler = (args, out, request, url_parts) ->
 	fs.readFile 'style.less', 'utf8', (err, data) ->
 		if err
@@ -71,7 +108,7 @@ js_handler = (args, out, request, url_parts) ->
 html_handler = (args, out, request, url_parts) ->
 	fs.readFile 'index.html', 'utf8', (err, data) ->
 		if err
-			return out.end 'Server failed to read index.html'
+			return out.end "Server failed to read index.html: #{err}"
 		out.end data
 
 clean_pathname_regex = new RegExp('[^a-zA-Z/_.-]')
@@ -82,9 +119,9 @@ clean_pathname = (str) ->
 	str = str.replace clean_pathname_regex2, '/_'
 	return str.replace clean_pathname_regex3, '_'
 
-# serve javascript files from within /usr/share/javascript
-javascript_handler = (args, out, request, url_parts) ->
-	filename = clean_pathname "/usr/share/#{url_parts.pathname}"
+# serve javascript files from within external/
+external_javascript_handler = (args, out, request, url_parts) ->
+	filename = clean_pathname "external/#{url_parts.pathname.substr 10}"
 	fs.readFile filename, 'utf8', (err, data) ->
 		if err
 			out.writeHead 404
@@ -153,6 +190,9 @@ set_handler = (args, out, request, url_parts) ->
 			out.end '{"status":6,"text_status":"Game already exists"}'
 			return
 		game = games[slug] = new_game slug, 'server'
+		game.last_seen = now_s()
+		console.log "new game: #{slug}"
+		expire_old_games()
 
 	unless games[args.game]?
 		out.writeHead 404, "Content-Type": 'text/plain'
@@ -161,6 +201,8 @@ set_handler = (args, out, request, url_parts) ->
 
 	game = games[args.game]
 
+	game.last_seen = now_s()
+
 	game.process_messages messages
 
 	out.writeHead 200, "Content-Type": 'text/plain'
@@ -236,8 +278,8 @@ http_server = http.createServer (req, res) ->
 
 	rel_path = url_parts.pathname.substr 1
 
-	if rel_path.substr(0, 11) is 'javascript/'
-		return javascript_handler url_parts.query, res, req, url_parts
+	if rel_path.substr(0, 9) is 'external/'
+		return external_javascript_handler url_parts.query, res, req, url_parts
 	else if rel_path.substr(rel_path.length - 4) is '.css'
 		res.writeHead 200, 'Content-Type': 'text/css'
 		return css_handler url_parts.query, res, req, url_parts
@@ -263,5 +305,11 @@ http_server = http.createServer (req, res) ->
 
 	return html_handler url_parts.query, res, req, url_parts
 
+################## INIT ####################
+# make sure the current working directory is correct
+process.chdir __dirname
+
+setInterval expire_old_games, 2 * 60 * 1000 # check every 2 minutes for expired games
+
 http_server.listen listen_port, "127.0.0.1"
 console.log "Server running at http://127.0.0.1:#{listen_port}/"