Started splitting up ADC rush. Need a test client before we can proceed anyway.
This commit is contained in:
Jan Vidar Krey
@@ -2,19 +2,16 @@
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* An ADC client emulator.
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*/
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#include "uhub.h"
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#include "adcclient.h"
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#define ADC_CLIENTS_DEFAULT 100
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#define ADC_MAX_CLIENTS 25000
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#define ADC_BUFSIZE 16384
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#define ADC_SIDSIZE 4
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#define ADC_CID_SIZE 39
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#define BIG_BUFSIZE 32768
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#define TIGERSIZE 24
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#define ADC_HANDSHAKE "HSUP ADBASE ADTIGR\n"
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#define ADCRUSH "adcrush/0.2"
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#define ADC_NICK "[BOT]adcrush"
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#define ADC_DESC "crash\\stest\\sdummy"
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@@ -23,16 +20,6 @@
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#define LVL_DEBUG 2
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#define LVL_VERBOSE 3
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struct ADC_client;
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static void ADC_client_on_disconnected(struct ADC_client*);
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static void ADC_client_on_connected(struct ADC_client*);
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static void ADC_client_on_login(struct ADC_client*);
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static void ADC_client_connect(struct ADC_client*);
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static void ADC_client_disconnect(struct ADC_client*);
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static int ADC_client_create(struct ADC_client* client, int num);
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static void ADC_client_destroy(struct ADC_client* client);
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static int cfg_mode = 0; // See enum operationMode
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static char* cfg_host = 0;
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static int cfg_port = 0;
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@@ -46,35 +33,6 @@ static int running = 1;
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static struct sockaddr_in saddr;
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enum commandMode
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{
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cm_bcast = 0x01, /* B - broadcast */
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cm_dir = 0x02, /* D - direct message */
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cm_echo = 0x04, /* E - echo message */
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cm_fcast = 0x08, /* F - feature cast message */
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cm_c2h = 0x10, /* H - client to hub message */
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cm_h2c = 0x20, /* I - hub to client message */
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cm_c2c = 0x40, /* C - client to client message */
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cm_udp = 0x80, /* U - udp message (client to client) */
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};
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enum commandValidity
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{
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cv_protocol = 0x01,
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cv_identify = 0x02,
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cv_verify = 0x04,
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cv_normal = 0x08,
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};
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enum protocolState
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{
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ps_none = 0x00, /* none or disconnected */
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ps_conn = 0x01, /* connecting... */
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ps_protocol = 0x02,
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ps_identify = 0x04,
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ps_verify = 0x08,
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ps_normal = 0x10,
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};
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enum operationMode
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{
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@@ -91,20 +49,6 @@ struct commandPattern
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unsigned char validity; /* see enum commandValidity */
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};
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const struct commandPattern patterns[] =
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{
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{ cm_c2h | cm_c2c | cm_h2c, "SUP", cv_protocol | cv_normal }, /* protocol support */
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{ cm_bcast | cm_h2c | cm_c2c, "INF", cv_identify | cv_verify | cv_normal }, /* info message */
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{ cm_bcast | cm_h2c | cm_c2c | cm_c2h | cm_udp, "STA", cv_protocol | cv_identify | cv_verify | cv_normal }, /* status message */
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{ cm_bcast | cm_dir | cm_echo | cm_h2c, "MSG", cv_normal }, /* chat message */
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{ cm_bcast | cm_dir | cm_echo | cm_fcast, "SCH", cv_normal }, /* search */
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{ cm_dir | cm_udp, "RES", cv_normal }, /* search result */
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{ cm_dir | cm_echo, "CTM", cv_normal }, /* connect to me */
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{ cm_dir | cm_echo, "RCM", cv_normal }, /* reversed, connect to me */
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{ cm_h2c, "QUI", cv_normal }, /* quit message */
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{ cm_h2c, "GPA", cv_identify }, /* password request */
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{ cm_c2h, "PAS", cv_verify } /* password response */
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};
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#define MAX_CHAT_MSGS 35
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const char* chat_messages[MAX_CHAT_MSGS] = {
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@@ -159,21 +103,6 @@ const char* search_messages[MAX_SEARCH_MSGS] = {
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"ANburnout ANps3 TOauto",
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};
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struct ADC_client
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{
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int num;
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sid_t sid;
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enum protocolState state;
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char info[ADC_BUFSIZE];
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char recvbuf[BIG_BUFSIZE];
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char sendbuf[BIG_BUFSIZE];
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size_t s_offset;
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size_t r_offset;
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size_t timeout;
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struct net_connection* con;
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struct net_timer* timer;
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};
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static void bot_output(struct ADC_client* client, int level, const char* format, ...)
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@@ -191,36 +120,10 @@ static void bot_output(struct ADC_client* client, int level, const char* format,
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else
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{
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if (cfg_debug >= level)
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fprintf(stdout, "* [%4d] %s\n", client->num, logmsg);
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fprintf(stdout, "* [%p] %s\n", client, logmsg);
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}
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}
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static void adc_cid_pid(struct ADC_client* client)
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{
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char seed[64];
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char pid[64];
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char cid[64];
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uint64_t tiger_res1[3];
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uint64_t tiger_res2[3];
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/* create cid+pid pair */
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memset(seed, 0, 64);
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snprintf(seed, 64, ADCRUSH "%p/%d", client, client->num);
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tiger((uint64_t*) seed, strlen(seed), tiger_res1);
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base32_encode((unsigned char*) tiger_res1, TIGERSIZE, pid);
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tiger((uint64_t*) tiger_res1, TIGERSIZE, tiger_res2);
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base32_encode((unsigned char*) tiger_res2, TIGERSIZE, cid);
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cid[ADC_CID_SIZE] = 0;
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pid[ADC_CID_SIZE] = 0;
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strcat(client->info, " PD");
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strcat(client->info, pid);
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strcat(client->info, " ID");
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strcat(client->info, cid);
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}
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static size_t get_wait_rand(size_t max)
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{
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static size_t next = 0;
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@@ -229,317 +132,8 @@ static size_t get_wait_rand(size_t max)
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return ((size_t )(next / 65536) % max);
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}
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static void client_reschedule_timeout(struct ADC_client* client)
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{
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size_t next_timeout = 0;
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switch (client->state)
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{
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case ps_conn: next_timeout = 30; break;
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case ps_protocol: next_timeout = 30; break;
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case ps_identify: next_timeout = 30; break;
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case ps_verify: next_timeout = 30; break;
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case ps_normal: next_timeout = 120; break;
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case ps_none: next_timeout = 120; break;
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}
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if (client->state == ps_normal || client->state == ps_none)
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{
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switch (cfg_level)
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{
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case 0: /* polite */
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next_timeout *= 4;
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break;
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case 1: /* normal */
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break;
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case 2: /* aggressive */
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next_timeout /= 8;
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break;
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case 3: /* excessive */
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next_timeout /= 16;
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case 4: /* excessive */
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next_timeout /= 32;
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}
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}
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if (client->state == ps_conn)
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client->timeout = MAX(next_timeout, 1);
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else
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client->timeout = get_wait_rand(MAX(next_timeout, 1));
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if (!client->timeout) client->timeout++;
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net_timer_reset(client->timer, client->timeout);
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}
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static void set_state_timeout(struct ADC_client* client, enum protocolState state)
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{
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client->state = state;
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client_reschedule_timeout(client);
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}
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static void send_client(struct ADC_client* client, char* msg)
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{
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int ret = net_con_send(client->con, msg, strlen(msg));
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if (cfg_debug > 1)
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{
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char* dump = strdup(msg);
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dump[strlen(msg) - 1] = 0;
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bot_output(client, LVL_INFO, "- SEND: '%s'", dump);
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free(dump);
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}
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if (ret != strlen(msg))
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{
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if (ret == -1)
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{
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if (net_error() != EWOULDBLOCK)
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ADC_client_on_disconnected(client);
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}
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else
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{
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/* FIXME: Not all data sent! */
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printf("ret (%d) != msg->length (%d)\n", ret, (int) strlen(msg));
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}
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}
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}
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static void ADC_client_on_connected(struct ADC_client* client)
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{
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net_con_update(client->con, NET_EVENT_READ);
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send_client(client, ADC_HANDSHAKE);
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set_state_timeout(client, ps_protocol);
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bot_output(client, LVL_INFO, "connected.");
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}
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static void ADC_client_on_disconnected(struct ADC_client* client)
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{
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net_con_close(client->con);
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hub_free(client->con);
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client->con = 0;
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bot_output(client, LVL_INFO, "disconnected.");
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set_state_timeout(client, ps_none);
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}
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static void ADC_client_on_login(struct ADC_client* client)
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{
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bot_output(client, LVL_INFO, "logged in.");
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set_state_timeout(client, ps_normal);
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}
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static void send_client_info(struct ADC_client* client)
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{
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client->info[0] = 0;
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strcat(client->info, "BINF ");
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strcat(client->info, sid_to_string(client->sid));
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strcat(client->info, " NI" ADC_NICK);
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if (cfg_clients > 1)
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{
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strcat(client->info, "_");
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strcat(client->info, uhub_itoa(client->num));
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}
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strcat(client->info, " VE" ADCRUSH);
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strcat(client->info, " DE" ADC_DESC);
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strcat(client->info, " I40.0.0.0");
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strcat(client->info, " EMuhub@extatic.org");
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strcat(client->info, " SL3");
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strcat(client->info, " HN1");
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strcat(client->info, " HR1");
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strcat(client->info, " HO1");
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adc_cid_pid(client);
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strcat(client->info, "\n");
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send_client(client, client->info);
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}
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static void perf_result(struct ADC_client* client, sid_t target, const char* what, const char* token);
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static int recv_client(struct ADC_client* client)
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{
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ssize_t size = 0;
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if (cfg_mode != mode_performance || (cfg_mode == mode_performance && (get_wait_rand(100) < (90 - (15 * cfg_level)))))
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{
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size = net_con_recv(client->con, &client->recvbuf[client->r_offset], ADC_BUFSIZE - client->r_offset);
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}
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else
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{
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if (get_wait_rand(1000) == 99)
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return -1; /* Can break tings badly! :-) */
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else
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return 0;
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}
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if (size == 0 || ((size == -1 && net_error() != EWOULDBLOCK)))
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return -1;
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client->recvbuf[client->r_offset + size] = 0;
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char* start = client->recvbuf;
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char* pos;
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char* lastPos = 0;
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while ((pos = strchr(start, '\n')))
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{
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lastPos = pos;
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pos[0] = 0;
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bot_output(client, LVL_VERBOSE, "- RECV: '%s'", start);
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fourcc_t cmd = 0;
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if (strlen(start) < 4)
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{
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bot_output(client, LVL_INFO, "Unexpected response from hub: '%s'", start);
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start = &pos[1];
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continue;
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}
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cmd = FOURCC(start[0], start[1], start[2], start[3]);
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switch (cmd)
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{
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case ADC_CMD_ISUP:
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break;
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case ADC_CMD_ISID:
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if (client->state == ps_protocol)
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{
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client->sid = string_to_sid(&start[5]);
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client->state = ps_identify;
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send_client_info(client);
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}
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break;
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case ADC_CMD_IINF:
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break;
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case ADC_CMD_BSCH:
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case ADC_CMD_FSCH:
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{
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if (get_wait_rand(100) > (90 - (10 * cfg_level)) && cfg_mode == mode_performance)
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{
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sid_t target = string_to_sid(&start[5]);
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const char* what = strstr(&start[5], " AN");
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const char* token = strstr(&start[5], " TO");
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char* split = 0;
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if (!token || !what) break;
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token += 3;
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what += 3;
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split = strchr(what, ' ');
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if (!split) break;
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else split[0] = '0';
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split = strchr(token, ' ');
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if (split) split[0] = '0';
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perf_result(client, target, what, token);
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}
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break;
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}
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case ADC_CMD_BINF:
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{
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if (strlen(start) > 9)
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{
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char t = start[9]; start[9] = 0; sid_t sid = string_to_sid(&start[5]); start[9] = t;
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if (sid == client->sid)
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{
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if (client->state == ps_verify || client->state == ps_identify)
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{
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ADC_client_on_login(client);
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}
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}
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}
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break;
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}
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case ADC_CMD_ISTA:
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if (strncmp(start, "ISTA 000", 8))
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{
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bot_output(client, LVL_INFO, "status: '%s'\n", (start + 9));
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}
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break;
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default:
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break;
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}
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start = &pos[1];
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}
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if (lastPos)
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{
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client->r_offset = strlen(lastPos);
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memmove(client->recvbuf, lastPos, strlen(lastPos));
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memset(&client->recvbuf[client->r_offset], 0, ADC_BUFSIZE-client->r_offset);
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}
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else
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{
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// client->r_offset = size;
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}
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return 0;
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}
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void ADC_client_connect(struct ADC_client* client)
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{
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int ret = net_connect(client->con->sd, (struct sockaddr*) &saddr, sizeof(struct sockaddr_in));
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if (ret == 0 || (ret == -1 && net_error() == EISCONN))
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{
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ADC_client_on_connected(client);
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}
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else if (ret == -1 && (net_error() == EALREADY || net_error() == EINPROGRESS || net_error() == EWOULDBLOCK || net_error() == EINTR))
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{
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if (client->state != ps_conn)
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{
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net_con_update(client->con, NET_EVENT_READ | NET_EVENT_WRITE);
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set_state_timeout(client, ps_conn);
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bot_output(client, LVL_INFO, "connecting...");
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}
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}
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else
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{
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ADC_client_on_disconnected(client);
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}
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}
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void ADC_client_wait_connect(struct ADC_client* client)
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{
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set_state_timeout(client, ps_none);
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}
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void ADC_client_disconnect(struct ADC_client* client)
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{
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if (client->con->sd != -1)
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{
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net_con_close(client->con);
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bot_output(client, LVL_INFO, "disconnected.");
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if (running)
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{
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ADC_client_destroy(client);
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ADC_client_create(client, client->num);
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ADC_client_connect(client);
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}
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}
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}
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static void perf_chat(struct ADC_client* client, int priv)
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{
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char buf[1024] = { 0, };
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@@ -564,7 +158,7 @@ static void perf_chat(struct ADC_client* client, int priv)
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hub_free(msg);
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strcat(buf, "\n");
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send_client(client, buf);
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ADC_client_send(client, buf);
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}
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static void perf_search(struct ADC_client* client)
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@@ -587,7 +181,7 @@ static void perf_search(struct ADC_client* client)
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}
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strcat(buf, search_messages[r]);
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strcat(buf, "\n");
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send_client(client, buf);
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ADC_client_send(client, buf);
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}
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static void perf_result(struct ADC_client* client, sid_t target, const char* what, const char* token)
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@@ -606,7 +200,7 @@ static void perf_result(struct ADC_client* client, sid_t target, const char* wha
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strcat(buf, " TO");
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strcat(buf, token);
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strcat(buf, "\n");
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send_client(client, buf);
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ADC_client_send(client, buf);
|
||||
}
|
||||
|
||||
static void perf_ctm(struct ADC_client* client)
|
||||
@@ -621,7 +215,7 @@ static void perf_ctm(struct ADC_client* client)
|
||||
strcat(buf, " TOKEN111");
|
||||
strcat(buf, sid_to_string(client->sid));
|
||||
strcat(buf, "\n");
|
||||
send_client(client, buf);
|
||||
ADC_client_send(client, buf);
|
||||
}
|
||||
|
||||
|
||||
@@ -636,7 +230,7 @@ static void perf_update(struct ADC_client* client)
|
||||
strcat(buf, uhub_itoa(n));
|
||||
|
||||
strcat(buf, "\n");
|
||||
send_client(client, buf);
|
||||
ADC_client_send(client, buf);
|
||||
}
|
||||
|
||||
|
||||
@@ -685,80 +279,8 @@ static void perf_normal_action(struct ADC_client* client)
|
||||
break;
|
||||
|
||||
}
|
||||
|
||||
client_reschedule_timeout(client);
|
||||
}
|
||||
|
||||
void timer_callback(struct net_timer* t, void* arg)
|
||||
{
|
||||
struct ADC_client* client = (struct ADC_client*) arg;
|
||||
if (client->state == ps_none)
|
||||
{
|
||||
ADC_client_create(client, client->num);
|
||||
ADC_client_connect(client);
|
||||
}
|
||||
}
|
||||
|
||||
void event_callback(struct net_connection* con, int events, void *arg)
|
||||
{
|
||||
struct ADC_client* client = (struct ADC_client*) arg;
|
||||
if (events == NET_EVENT_SOCKERROR || events == NET_EVENT_CLOSED)
|
||||
{
|
||||
ADC_client_on_disconnected(client);
|
||||
}
|
||||
|
||||
if (events == NET_EVENT_TIMEOUT)
|
||||
{
|
||||
if (client->state == ps_none)
|
||||
{
|
||||
ADC_client_connect(client);
|
||||
}
|
||||
}
|
||||
|
||||
if (events & NET_EVENT_READ)
|
||||
{
|
||||
if (recv_client(client) == -1)
|
||||
{
|
||||
ADC_client_on_disconnected(client);
|
||||
}
|
||||
}
|
||||
|
||||
if (events & NET_EVENT_WRITE)
|
||||
{
|
||||
if (client->state == ps_conn)
|
||||
{
|
||||
ADC_client_connect(client);
|
||||
}
|
||||
else
|
||||
{
|
||||
/* FIXME: Call send again */
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
int ADC_client_create(struct ADC_client* client, int num)
|
||||
{
|
||||
memset(client, 0, sizeof(struct ADC_client));
|
||||
client->num = num;
|
||||
|
||||
int sd = net_socket_create(PF_INET, SOCK_STREAM, IPPROTO_TCP);
|
||||
if (sd == -1) return -1;
|
||||
|
||||
client->con = hub_malloc(sizeof(struct net_connection));
|
||||
client->timer = hub_malloc(sizeof(struct net_timer));
|
||||
net_con_initialize(client->con, sd, 0, event_callback, client, 0);
|
||||
net_timer_initialize(client->timer, timer_callback, client);
|
||||
set_state_timeout(client, ps_none);
|
||||
return 0;
|
||||
}
|
||||
|
||||
void ADC_client_destroy(struct ADC_client* client)
|
||||
{
|
||||
ADC_client_disconnect(client);
|
||||
net_timer_shutdown(client->timer);
|
||||
}
|
||||
|
||||
|
||||
void runloop(size_t clients)
|
||||
{
|
||||
size_t n = 0;
|
||||
@@ -769,17 +291,13 @@ void runloop(size_t clients)
|
||||
struct ADC_client* c = malloc(sizeof(struct ADC_client));
|
||||
client[n] = c;
|
||||
|
||||
ADC_client_create(c, n);
|
||||
if (n == 0)
|
||||
{
|
||||
ADC_client_connect(c);
|
||||
}
|
||||
else
|
||||
{
|
||||
ADC_client_wait_connect(c);
|
||||
}
|
||||
char nick[20];
|
||||
snprintf(nick, 20, "adcrush_%d", (int) n);
|
||||
|
||||
ADC_client_create(c, nick, "stresstester");
|
||||
ADC_client_connect(c, "adc://adc.extatic.org:1511");
|
||||
}
|
||||
|
||||
|
||||
event_dispatch();
|
||||
|
||||
for (n = 0; n < clients; n++)
|
||||
|
||||
Reference in New Issue
Block a user