X-Git-Url: https://git.sesse.net/?p=cubemap;a=blobdiff_plain;f=config.cpp;h=aa0f670a4b78a0607db4bf8af1d1232a14f21426;hp=cce70e927e18ba93125af303f0ac151d5c5c5e39;hb=6889a665614e926437484a556124a5ff60363568;hpb=afb6264b5c56ce9e8c85b336bd247caa55b97478

diff --git a/config.cpp b/config.cpp
index cce70e9..aa0f670 100644
--- a/config.cpp
+++ b/config.cpp
@@ -5,6 +5,7 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
+#include <net/if.h>
 #include <sys/socket.h>
 #include <map>
 #include <string>
@@ -18,7 +19,7 @@
 
 using namespace std;
 
-#define DEFAULT_BACKLOG_SIZE 1048576
+#define DEFAULT_BACKLOG_SIZE 10485760
 
 struct ConfigLine {
 	string keyword;
@@ -132,7 +133,10 @@ bool read_config(const string &filename, vector<ConfigLine> *lines)
 		lines->push_back(line);
 	}
 
-	fclose(fp);
+	if (fclose(fp) == EOF) {
+		log_perror(filename.c_str());
+		return false;
+	}
 	return true;
 }
 
@@ -184,7 +188,7 @@ bool parse_port(const ConfigLine &line, Config *config)
 	}
 
 	AcceptorConfig acceptor;
-	acceptor.addr = CreateAnyAddress(port);
+	acceptor.addr = create_any_address(port);
 
 	config->acceptors.push_back(acceptor);
 	return true;
@@ -205,60 +209,6 @@ bool parse_listen(const ConfigLine &line, Config *config)
 	return true;
 }
 
-int allocate_mark_pool(int from, int to, Config *config)
-{
-	int pool_index = -1;	
-
-	// Reuse mark pools if an identical one exists.
-	// Otherwise, check if we're overlapping some other mark pool.
-	for (size_t i = 0; i < config->mark_pools.size(); ++i) {
-		const MarkPoolConfig &pool = config->mark_pools[i];
-		if (from == pool.from && to == pool.to) {
-			pool_index = i;
-		} else if ((from >= pool.from && from < pool.to) ||
-		           (to >= pool.from && to < pool.to)) {
-			log(WARNING, "Mark pool %d-%d partially overlaps with %d-%d, you may get duplicate marks."
-			             "Mark pools must either be completely disjunct, or completely overlapping.",
-				     from, to, pool.from, pool.to);
-		}
-	}
-
-	if (pool_index != -1) {
-		return pool_index;
-	}
-
-	// No match to existing pools.
-	MarkPoolConfig pool;
-	pool.from = from;
-	pool.to = to;
-	config->mark_pools.push_back(pool);
-
-	return config->mark_pools.size() - 1;
-}
-
-bool parse_mark_pool(const string &mark_str, int *from, int *to)
-{
-        size_t split = mark_str.find_first_of('-');
-        if (split == string::npos) {
-                log(ERROR, "Invalid mark specification '%s' (expected 'X-Y').",
-                        mark_str.c_str());
-                return false;
-        }
-
-        string from_str(mark_str.begin(), mark_str.begin() + split);
-        string to_str(mark_str.begin() + split + 1, mark_str.end());
-        *from = atoi(from_str.c_str());
-        *to = atoi(to_str.c_str());
-
-        if (*from <= 0 || *from >= 65536 || *to <= 0 || *to >= 65536) {
-                log(ERROR, "Mark pool range %d-%d is outside legal range [1,65536>.",
-                        *from, *to);
-                return false;
-        }
-
-        return true;
-}
-
 bool parse_stream(const ConfigLine &line, Config *config)
 {
 	if (line.arguments.size() != 1) {
@@ -285,6 +235,13 @@ bool parse_stream(const ConfigLine &line, Config *config)
 		stream.backlog_size = atoi(backlog_it->second.c_str());
 	}
 
+	map<string, string>::const_iterator prebuffer_it = line.parameters.find("force_prebuffer");
+	if (prebuffer_it == line.parameters.end()) {
+		stream.prebuffering_bytes = 0;
+	} else {
+		stream.prebuffering_bytes = atoi(prebuffer_it->second.c_str());
+	}
+
 	// Parse encoding.
 	map<string, string>::const_iterator encoding_parm_it = line.parameters.find("encoding");
 	if (encoding_parm_it == line.parameters.end() ||
@@ -297,18 +254,6 @@ bool parse_stream(const ConfigLine &line, Config *config)
 		return false;
 	}
 
-	// Parse marks, if so desired.
-	map<string, string>::const_iterator mark_parm_it = line.parameters.find("mark");
-	if (mark_parm_it == line.parameters.end()) {
-		stream.mark_pool = -1;
-	} else {
-		int from, to;
-		if (!parse_mark_pool(mark_parm_it->second, &from, &to)) {
-			return false;
-		}
-		stream.mark_pool = allocate_mark_pool(from, to, config);
-	}
-
 	// Parse the pacing rate, converting from kilobits to bytes as needed.
 	map<string, string>::const_iterator pacing_rate_it = line.parameters.find("pacing_rate_kbit");
 	if (pacing_rate_it == line.parameters.end()) {
@@ -345,18 +290,6 @@ bool parse_udpstream(const ConfigLine &line, Config *config)
 		// TODO: Verify that the URL is parseable?
 	}
 
-	// Parse marks, if so desired.
-	map<string, string>::const_iterator mark_parm_it = line.parameters.find("mark");
-	if (mark_parm_it == line.parameters.end()) {
-		udpstream.mark_pool = -1;
-	} else {
-		int from, to;
-		if (!parse_mark_pool(mark_parm_it->second, &from, &to)) {
-			return false;
-		}
-		udpstream.mark_pool = allocate_mark_pool(from, to, config);
-	}
-
 	// Parse the pacing rate, converting from kilobits to bytes as needed.
 	map<string, string>::const_iterator pacing_rate_it = line.parameters.find("pacing_rate_kbit");
 	if (pacing_rate_it == line.parameters.end()) {
@@ -365,6 +298,26 @@ bool parse_udpstream(const ConfigLine &line, Config *config)
 		udpstream.pacing_rate = atoi(pacing_rate_it->second.c_str()) * 1024 / 8;
 	}
 
+	// Parse the TTL. The same value is used for unicast and multicast.
+	map<string, string>::const_iterator ttl_it = line.parameters.find("ttl");
+	if (ttl_it == line.parameters.end()) {
+		udpstream.ttl = -1;
+	} else {
+		udpstream.ttl = atoi(ttl_it->second.c_str());
+	}
+
+	// Parse the multicast interface index.
+	map<string, string>::const_iterator multicast_iface_it = line.parameters.find("multicast_output_interface");
+	if (multicast_iface_it == line.parameters.end()) {
+		udpstream.multicast_iface_index = -1;
+	} else {
+		udpstream.multicast_iface_index = if_nametoindex(multicast_iface_it->second.c_str());
+		if (udpstream.multicast_iface_index == 0) {
+			log(ERROR, "Interface '%s' does not exist", multicast_iface_it->second.c_str());
+			return false;
+		}
+	}
+
 	config->udpstreams.push_back(udpstream);
 	return true;
 }