From: Guus Sliepen Date: Fri, 20 Jul 2012 17:59:47 +0000 (+0200) Subject: Split setup_myself() into two functions, one for reloading configuration. X-Git-Tag: release-1.1pre3~98 X-Git-Url: https://tinc-vpn.org/git/browse?p=tinc;a=commitdiff_plain;h=c678e7c4fb52d93350eafaed0f666018ed469e10 Split setup_myself() into two functions, one for reloading configuration. --- diff --git a/src/net.h b/src/net.h index d1dde614..bd1cc428 100644 --- a/src/net.h +++ b/src/net.h @@ -150,6 +150,7 @@ extern void send_packet(struct node_t *, vpn_packet_t *); extern void receive_tcppacket(struct connection_t *, const char *, int); extern void broadcast_packet(const struct node_t *, vpn_packet_t *); extern char *get_name(void); +extern bool setup_myself_reloadable(void); extern bool setup_network(void); extern void setup_outgoing_connection(struct outgoing_t *); extern void try_outgoing_connections(void); diff --git a/src/net_setup.c b/src/net_setup.c index 5bcdfba7..168fd1f5 100644 --- a/src/net_setup.c +++ b/src/net_setup.c @@ -384,67 +384,12 @@ char *get_name(void) { return name; } -/* - Configure node_t myself and set up the local sockets (listen only) -*/ -static bool setup_myself(void) { - config_t *cfg; - subnet_t *subnet; - char *name, *hostname, *mode, *afname, *cipher, *digest, *type; - char *fname = NULL; - char *address = NULL; +bool setup_myself_reloadable(void) { char *proxy = NULL; + char *mode = NULL; + char *afname = NULL; char *space; - char *envp[5]; - struct addrinfo *ai, *aip, hint = {0}; bool choice; - int i, err; - int replaywin_int; - - myself = new_node(); - myself->connection = new_connection(); - - myself->hostname = xstrdup("MYSELF"); - myself->connection->hostname = xstrdup("MYSELF"); - - myself->connection->options = 0; - myself->connection->protocol_major = PROT_MAJOR; - myself->connection->protocol_minor = PROT_MINOR; - - myself->options |= PROT_MINOR << 24; - - if(!(name = get_name())) { - logger(DEBUG_ALWAYS, LOG_ERR, "Name for tinc daemon required!"); - return false; - } - - myself->name = name; - myself->connection->name = xstrdup(name); - xasprintf(&fname, "%s/hosts/%s", confbase, name); - read_config_options(config_tree, name); - read_config_file(config_tree, fname); - free(fname); - - get_config_bool(lookup_config(config_tree, "ExperimentalProtocol"), &experimental); - - if(experimental && !read_ecdsa_private_key()) - return false; - - if(!read_rsa_private_key()) - return false; - - if(!get_config_string(lookup_config(config_tree, "Port"), &myport)) - myport = xstrdup("655"); - - if(!atoi(myport)) { - struct addrinfo *ai = str2addrinfo("localhost", myport, SOCK_DGRAM); - sockaddr_t sa; - if(!ai || !ai->ai_addr) - return false; - free(myport); - memcpy(&sa, ai->ai_addr, ai->ai_addrlen); - sockaddr2str(&sa, NULL, &myport); - } get_config_string(lookup_config(config_tree, "Proxy"), &proxy); if(proxy) { @@ -508,21 +453,6 @@ static bool setup_myself(void) { free(proxy); } - /* Read in all the subnets specified in the host configuration file */ - - cfg = lookup_config(config_tree, "Subnet"); - - while(cfg) { - if(!get_config_subnet(cfg, &subnet)) - return false; - - subnet_add(myself, subnet); - - cfg = lookup_config_next(config_tree, cfg); - } - - /* Check some options */ - if(get_config_bool(lookup_config(config_tree, "IndirectData"), &choice) && choice) myself->options |= OPTION_INDIRECT; @@ -533,11 +463,8 @@ static bool setup_myself(void) { myself->options |= OPTION_INDIRECT; get_config_bool(lookup_config(config_tree, "DirectOnly"), &directonly); - get_config_bool(lookup_config(config_tree, "StrictSubnets"), &strictsubnets); - get_config_bool(lookup_config(config_tree, "TunnelServer"), &tunnelserver); get_config_bool(lookup_config(config_tree, "LocalDiscovery"), &localdiscovery); - strictsubnets |= tunnelserver; - + if(get_config_string(lookup_config(config_tree, "Mode"), &mode)) { if(!strcasecmp(mode, "router")) routing_mode = RMODE_ROUTER; @@ -608,6 +535,111 @@ static bool setup_myself(void) { } else maxtimeout = 900; + if(get_config_string(lookup_config(config_tree, "AddressFamily"), &afname)) { + if(!strcasecmp(afname, "IPv4")) + addressfamily = AF_INET; + else if(!strcasecmp(afname, "IPv6")) + addressfamily = AF_INET6; + else if(!strcasecmp(afname, "any")) + addressfamily = AF_UNSPEC; + else { + logger(DEBUG_ALWAYS, LOG_ERR, "Invalid address family!"); + return false; + } + free(afname); + } + + get_config_bool(lookup_config(config_tree, "Hostnames"), &hostnames); + + if(!get_config_int(lookup_config(config_tree, "KeyExpire"), &keylifetime)) + keylifetime = 3600; + + return true; +} + +/* + Configure node_t myself and set up the local sockets (listen only) +*/ +static bool setup_myself(void) { + config_t *cfg; + subnet_t *subnet; + char *name, *hostname, *cipher, *digest, *type; + char *fname = NULL; + char *address = NULL; + char *envp[5]; + struct addrinfo *ai, *aip, hint = {0}; + int i, err; + int replaywin_int; + + myself = new_node(); + myself->connection = new_connection(); + + myself->hostname = xstrdup("MYSELF"); + myself->connection->hostname = xstrdup("MYSELF"); + + myself->connection->options = 0; + myself->connection->protocol_major = PROT_MAJOR; + myself->connection->protocol_minor = PROT_MINOR; + + myself->options |= PROT_MINOR << 24; + + if(!(name = get_name())) { + logger(DEBUG_ALWAYS, LOG_ERR, "Name for tinc daemon required!"); + return false; + } + + myself->name = name; + myself->connection->name = xstrdup(name); + xasprintf(&fname, "%s/hosts/%s", confbase, name); + read_config_options(config_tree, name); + read_config_file(config_tree, fname); + free(fname); + + get_config_bool(lookup_config(config_tree, "ExperimentalProtocol"), &experimental); + + if(experimental && !read_ecdsa_private_key()) + return false; + + if(!read_rsa_private_key()) + return false; + + if(!get_config_string(lookup_config(config_tree, "Port"), &myport)) + myport = xstrdup("655"); + + if(!atoi(myport)) { + struct addrinfo *ai = str2addrinfo("localhost", myport, SOCK_DGRAM); + sockaddr_t sa; + if(!ai || !ai->ai_addr) + return false; + free(myport); + memcpy(&sa, ai->ai_addr, ai->ai_addrlen); + sockaddr2str(&sa, NULL, &myport); + } + + /* Read in all the subnets specified in the host configuration file */ + + cfg = lookup_config(config_tree, "Subnet"); + + while(cfg) { + if(!get_config_subnet(cfg, &subnet)) + return false; + + subnet_add(myself, subnet); + + cfg = lookup_config_next(config_tree, cfg); + } + + /* Check some options */ + + if(!setup_myself_reloadable()) + return false; + + get_config_bool(lookup_config(config_tree, "StrictSubnets"), &strictsubnets); + get_config_bool(lookup_config(config_tree, "TunnelServer"), &tunnelserver); + strictsubnets |= tunnelserver; + + + if(get_config_int(lookup_config(config_tree, "UDPRcvBuf"), &udp_rcvbuf)) { if(udp_rcvbuf <= 0) { logger(DEBUG_ALWAYS, LOG_ERR, "UDPRcvBuf cannot be negative!"); @@ -630,22 +662,6 @@ static bool setup_myself(void) { replaywin = (unsigned)replaywin_int; } - if(get_config_string(lookup_config(config_tree, "AddressFamily"), &afname)) { - if(!strcasecmp(afname, "IPv4")) - addressfamily = AF_INET; - else if(!strcasecmp(afname, "IPv6")) - addressfamily = AF_INET6; - else if(!strcasecmp(afname, "any")) - addressfamily = AF_UNSPEC; - else { - logger(DEBUG_ALWAYS, LOG_ERR, "Invalid address family!"); - return false; - } - free(afname); - } - - get_config_bool(lookup_config(config_tree, "Hostnames"), &hostnames); - /* Generate packet encryption key */ if(!get_config_string(lookup_config(config_tree, "Cipher"), &cipher)) @@ -656,9 +672,6 @@ static bool setup_myself(void) { return false; } - if(!get_config_int(lookup_config(config_tree, "KeyExpire"), &keylifetime)) - keylifetime = 3600; - regenerate_key(); /* Check if we want to use message authentication codes... */