Add buildsys
FossilOrigin-Name: e5461ff8527693d6fead8581236f625852d55c2a3d7577e4eac219c7031e774f
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48 changed files with 6326 additions and 14 deletions
141
src/serverms.cpp
141
src/serverms.cpp
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// all server side masterserver and pinging functionality
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#include "cube.h"
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ENetSocket mssock = ENET_SOCKET_NULL;
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void httpgetsend(ENetAddress &ad, char *hostname, char *req, char *ref, char *agent)
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{
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if(ad.host==ENET_HOST_ANY)
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{
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printf("looking up %s...\n", hostname);
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enet_address_set_host(&ad, hostname);
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if(ad.host==ENET_HOST_ANY) return;
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};
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if(mssock!=ENET_SOCKET_NULL) enet_socket_destroy(mssock);
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mssock = enet_socket_create(ENET_SOCKET_TYPE_STREAM, NULL);
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if(mssock==ENET_SOCKET_NULL) { printf("could not open socket\n"); return; };
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if(enet_socket_connect(mssock, &ad)<0) { printf("could not connect\n"); return; };
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ENetBuffer buf;
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sprintf_sd(httpget)("GET %s HTTP/1.0\nHost: %s\nReferer: %s\nUser-Agent: %s\n\n", req, hostname, ref, agent);
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buf.data = httpget;
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buf.dataLength = strlen((char *)buf.data);
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printf("sending request to %s...\n", hostname);
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enet_socket_send(mssock, NULL, &buf, 1);
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};
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void httpgetrecieve(ENetBuffer &buf)
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{
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if(mssock==ENET_SOCKET_NULL) return;
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enet_uint32 events = ENET_SOCKET_WAIT_RECEIVE;
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if(enet_socket_wait(mssock, &events, 0) >= 0 && events)
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{
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int len = enet_socket_receive(mssock, NULL, &buf, 1);
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if(len<=0)
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{
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enet_socket_destroy(mssock);
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mssock = ENET_SOCKET_NULL;
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return;
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};
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buf.data = ((char *)buf.data)+len;
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((char*)buf.data)[0] = 0;
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buf.dataLength -= len;
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};
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};
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uchar *stripheader(uchar *b)
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{
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char *s = strstr((char *)b, "\n\r\n");
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if(!s) s = strstr((char *)b, "\n\n");
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return s ? (uchar *)s : b;
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};
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ENetAddress masterserver = { ENET_HOST_ANY, 80 };
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int updmaster = 0;
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string masterbase;
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string masterpath;
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uchar masterrep[MAXTRANS];
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ENetBuffer masterb;
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void updatemasterserver(int seconds)
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{
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if(seconds>updmaster) // send alive signal to masterserver every hour of uptime
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{
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sprintf_sd(path)("%sregister.do?action=add", masterpath);
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httpgetsend(masterserver, masterbase, path, "cubeserver", "Cube Server");
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masterrep[0] = 0;
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masterb.data = masterrep;
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masterb.dataLength = MAXTRANS-1;
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updmaster = seconds+60*60;
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};
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};
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void checkmasterreply()
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{
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bool busy = mssock!=ENET_SOCKET_NULL;
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httpgetrecieve(masterb);
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if(busy && mssock==ENET_SOCKET_NULL) printf("masterserver reply: %s\n", stripheader(masterrep));
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};
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uchar *retrieveservers(uchar *buf, int buflen)
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{
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sprintf_sd(path)("%sretrieve.do?item=list", masterpath);
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httpgetsend(masterserver, masterbase, path, "cubeserver", "Cube Server");
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ENetBuffer eb;
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buf[0] = 0;
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eb.data = buf;
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eb.dataLength = buflen-1;
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while(mssock!=ENET_SOCKET_NULL) httpgetrecieve(eb);
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return stripheader(buf);
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};
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ENetSocket pongsock = ENET_SOCKET_NULL;
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string serverdesc;
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void serverms(int mode, int numplayers, int minremain, char *smapname, int seconds, bool isfull)
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{
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checkmasterreply();
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updatemasterserver(seconds);
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// reply all server info requests
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ENetBuffer buf;
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ENetAddress addr;
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uchar pong[MAXTRANS], *p;
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int len;
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enet_uint32 events = ENET_SOCKET_WAIT_RECEIVE;
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buf.data = pong;
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while(enet_socket_wait(pongsock, &events, 0) >= 0 && events)
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{
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buf.dataLength = sizeof(pong);
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len = enet_socket_receive(pongsock, &addr, &buf, 1);
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if(len < 0) return;
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p = &pong[len];
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putint(p, PROTOCOL_VERSION);
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putint(p, mode);
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putint(p, numplayers);
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putint(p, minremain);
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string mname;
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strcpy_s(mname, isfull ? "[FULL] " : "");
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strcat_s(mname, smapname);
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sendstring(mname, p);
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sendstring(serverdesc, p);
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buf.dataLength = p - pong;
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enet_socket_send(pongsock, &addr, &buf, 1);
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};
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};
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void servermsinit(const char *master, char *sdesc, bool listen)
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{
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const char *mid = strstr(master, "/");
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if(!mid) mid = master;
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strcpy_s(masterpath, mid);
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strn0cpy(masterbase, master, mid-master+1);
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strcpy_s(serverdesc, sdesc);
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if(listen)
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{
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ENetAddress address = { ENET_HOST_ANY, CUBE_SERVINFO_PORT };
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pongsock = enet_socket_create(ENET_SOCKET_TYPE_DATAGRAM, &address);
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if(pongsock == ENET_SOCKET_NULL) fatal("could not create server info socket\n");
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};
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};
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