/*
* Copyright 2011 Andrew Smith
* Copyright 2011 Con Kolivas
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the Free
* Software Foundation; either version 2 of the License, or (at your option)
* any later version. See COPYING for more details.
*/
#include "config.h"
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <stdbool.h>
#include <stdint.h>
#include <unistd.h>
#include <sys/types.h>
#include "compat.h"
#include "miner.h"
#if defined(unix)
#include <errno.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <arpa/inet.h>
#define SOCKETTYPE int
#define SOCKETFAIL(a) ((a) < 0)
#define INVSOCK -1
#define INVINETADDR -1
#define CLOSESOCKET close
#define SOCKERRMSG strerror(errno)
#endif
#ifdef WIN32
#include <winsock2.h>
#define SOCKETTYPE SOCKET
#define SOCKETFAIL(a) ((a) == SOCKET_ERROR)
#define INVSOCK INVALID_SOCKET
#define INVINETADDR INADDR_NONE
#define CLOSESOCKET closesocket
static char WSAbuf[1024];
struct WSAERRORS {
int id;
char *code;
} WSAErrors[] = {
{ 0, "No error" },
{ WSAEINTR, "Interrupted system call" },
{ WSAEBADF, "Bad file number" },
{ WSAEACCES, "Permission denied" },
{ WSAEFAULT, "Bad address" },
{ WSAEINVAL, "Invalid argument" },
{ WSAEMFILE, "Too many open sockets" },
{ WSAEWOULDBLOCK, "Operation would block" },
{ WSAEINPROGRESS, "Operation now in progress" },
{ WSAEALREADY, "Operation already in progress" },
{ WSAENOTSOCK, "Socket operation on non-socket" },
{ WSAEDESTADDRREQ, "Destination address required" },
{ WSAEMSGSIZE, "Message too long" },
{ WSAEPROTOTYPE, "Protocol wrong type for socket" },
{ WSAENOPROTOOPT, "Bad protocol option" },
{ WSAEPROTONOSUPPORT, "Protocol not supported" },
{ WSAESOCKTNOSUPPORT, "Socket type not supported" },
{ WSAEOPNOTSUPP, "Operation not supported on socket" },
{ WSAEPFNOSUPPORT, "Protocol family not supported" },
{ WSAEAFNOSUPPORT, "Address family not supported" },
{ WSAEADDRINUSE, "Address already in use" },
{ WSAEADDRNOTAVAIL, "Can't assign requested address" },
{ WSAENETDOWN, "Network is down" },
{ WSAENETUNREACH, "Network is unreachable" },
{ WSAENETRESET, "Net connection reset" },
{ WSAECONNABORTED, "Software caused connection abort" },
{ WSAECONNRESET, "Connection reset by peer" },
{ WSAENOBUFS, "No buffer space available" },
{ WSAEISCONN, "Socket is already connected" },
{ WSAENOTCONN, "Socket is not connected" },
{ WSAESHUTDOWN, "Can't send after socket shutdown" },
{ WSAETOOMANYREFS, "Too many references, can't splice" },
{ WSAETIMEDOUT, "Connection timed out" },
{ WSAECONNREFUSED, "Connection refused" },
{ WSAELOOP, "Too many levels of symbolic links" },
{ WSAENAMETOOLONG, "File name too long" },
{ WSAEHOSTDOWN, "Host is down" },
{ WSAEHOSTUNREACH, "No route to host" },
{ WSAENOTEMPTY, "Directory not empty" },
{ WSAEPROCLIM, "Too many processes" },
{ WSAEUSERS, "Too many users" },
{ WSAEDQUOT, "Disc quota exceeded" },
{ WSAESTALE, "Stale NFS file handle" },
{ WSAEREMOTE, "Too many levels of remote in path" },
{ WSASYSNOTREADY, "Network system is unavailable" },
{ WSAVERNOTSUPPORTED, "Winsock version out of range" },
{ WSANOTINITIALISED, "WSAStartup not yet called" },
{ WSAEDISCON, "Graceful shutdown in progress" },
{ WSAHOST_NOT_FOUND, "Host not found" },
{ WSANO_DATA, "No host data of that type was found" },
{ -1, "Unknown error code" }
};
static char *WSAErrorMsg()
{
char *msg;
int i;
int id = WSAGetLastError();
/* Assume none of them are actually -1 */
for (i = 0; WSAErrors[i].id != -1; i++)
if (WSAErrors[i].id == id)
break;
sprintf(WSAbuf, "Socket Error: (%d) %s", id, WSAErrors[i].code);
return &(WSAbuf[0]);
}
#define SOCKERRMSG WSAErrorMsg()
#ifndef SHUT_RDWR
#define SHUT_RDWR SD_BOTH
#endif
#endif
// Big enough for largest API request
// though a PC with 100s of CPUs may exceed the size ...
// Current code assumes it can socket send this size also
#define MYBUFSIZ 32768
// Number of requests to queue - normally would be small
#define QUEUE 10
static char *io_buffer = NULL;
static char *msg_buffer = NULL;
static SOCKETTYPE sock = INVSOCK;
static const char *UNAVAILABLE = " - API will not be available";
//static const char *BLANK = "";
static const char *COMMA = ",";
static const char SEPARATOR = '|';
#define _DEVS "DEVS"
#define _POOLS "POOLS"
#define _SUMMARY "SUMMARY"
#define _STATUS "STATUS"
#define _VERSION "VERSION"
#define _CPU "CPU"
#define _GPU "GPU"
#define _CPUS "CPUS"
#define _GPUS "GPUS"
#define _BYE "BYE"
static const char ISJSON = '{';
#define JSON0 "{"
#define JSON1 "\""
#define JSON2 "\":["
#define JSON3 "]"
#define JSON4 ",\"id\":1}"
#define JSON_START JSON0
#define JSON_DEVS JSON1 _DEVS JSON2
#define JSON_POOLS JSON1 _POOLS JSON2
#define JSON_SUMMARY JSON1 _SUMMARY JSON2
#define JSON_STATUS JSON1 _STATUS JSON2
#define JSON_VERSION JSON1 _VERSION JSON2
#define JSON_GPU JSON1 _GPU JSON2
#define JSON_CPU JSON1 _CPU JSON2
#define JSON_GPUS JSON1 _GPUS JSON2
#define JSON_CPUS JSON1 _CPUS JSON2
#define JSON_BYE JSON1 _BYE JSON1
#define JSON_CLOSE JSON3
#define JSON_END JSON4
static const char *JSON_COMMAND = "command";
static const char *JSON_PARAMETER = "parameter";
#define MSG_INVGPU 1
#define MSG_ALRENA 2
#define MSG_ALRDIS 3
#define MSG_GPUMRE 4
#define MSG_GPUREN 5
#define MSG_GPUNON 6
#define MSG_POOL 7
#define MSG_NOPOOL 8
#define MSG_DEVS 9
#define MSG_NODEVS 10
#define MSG_SUMM 11
#define MSG_GPUDIS 12
#define MSG_GPUREI 13
#define MSG_INVCMD 14
#define MSG_MISID 15
#define MSG_CPUNON 16
#define MSG_GPUDEV 17
#define MSG_CPUDEV 18
#define MSG_INVCPU 19
#define MSG_NUMGPU 20
#define MSG_NUMCPU 21
#define MSG_VERSION 22
#define MSG_INVJSON 23
#define MSG_MISSCMD 24
enum code_severity {
SEVERITY_ERR,
SEVERITY_WARN,
SEVERITY_INFO,
SEVERITY_SUCC,
SEVERITY_FAIL
};
enum code_parameters {
PARAM_GPU,
PARAM_CPU,
PARAM_GPUMAX,
PARAM_CPUMAX,
PARAM_PMAX,
PARAM_GCMAX,
PARAM_CMD,
PARAM_NONE
};
struct CODES {
const enum code_severity severity;
const int code;
const enum code_parameters params;
const char *description;
} codes[] = {
{ SEVERITY_ERR, MSG_INVGPU, PARAM_GPUMAX, "Invalid GPU id %d - range is 0 - %d" },
{ SEVERITY_INFO, MSG_ALRENA, PARAM_GPU, "GPU %d already enabled" },
{ SEVERITY_INFO, MSG_ALRDIS, PARAM_GPU, "GPU %d already disabled" },
{ SEVERITY_WARN, MSG_GPUMRE, PARAM_GPU, "GPU %d must be restarted first" },
{ SEVERITY_INFO, MSG_GPUREN, PARAM_GPU, "GPU %d sent enable message" },
{ SEVERITY_ERR, MSG_GPUNON, PARAM_NONE, "No GPUs" },
{ SEVERITY_SUCC, MSG_POOL, PARAM_PMAX, "%d Pool(s)" },
{ SEVERITY_ERR, MSG_NOPOOL, PARAM_NONE, "No pools" },
{ SEVERITY_SUCC, MSG_DEVS, PARAM_GCMAX, "%d GPU(s) - %d CPU(s)" },
{ SEVERITY_ERR, MSG_NODEVS, PARAM_NONE, "No GPUs/CPUs" },
{ SEVERITY_SUCC, MSG_SUMM, PARAM_NONE, "Summary" },
{ SEVERITY_INFO, MSG_GPUDIS, PARAM_GPU, "GPU %d set disable flag" },
{ SEVERITY_INFO, MSG_GPUREI, PARAM_GPU, "GPU %d restart attempted" },
{ SEVERITY_ERR, MSG_INVCMD, PARAM_NONE, "Invalid command" },
{ SEVERITY_ERR, MSG_MISID, PARAM_NONE, "Missing device id parameter" },
{ SEVERITY_ERR, MSG_CPUNON, PARAM_NONE, "No CPUs" },
{ SEVERITY_SUCC, MSG_GPUDEV, PARAM_GPU, "GPU%d" },
{ SEVERITY_SUCC, MSG_CPUDEV, PARAM_CPU, "CPU%d" },
{ SEVERITY_ERR, MSG_INVCPU, PARAM_CPUMAX, "Invalid CPU id %d - range is 0 - %d" },
{ SEVERITY_SUCC, MSG_NUMGPU, PARAM_NONE, "GPU count" },
{ SEVERITY_SUCC, MSG_NUMCPU, PARAM_NONE, "CPU count" },
{ SEVERITY_SUCC, MSG_VERSION, PARAM_CPU, "CGMiner versions" },
{ SEVERITY_ERR, MSG_INVJSON, PARAM_NONE, "Invalid JSON" },
{ SEVERITY_ERR, MSG_MISSCMD, PARAM_CMD, "Missing JSON '%s'" },
{ SEVERITY_FAIL }
};
static const char *APIVERSION = "0.7";
static const char *DEAD = "Dead";
static const char *SICK = "Sick";
static const char *NOSTART = "NoStart";
static const char *DISABLED = "Disabled";
static const char *ALIVE = "Alive";
static const char *DYNAMIC = "D";
static const char *YES = "Y";
static const char *NO = "N";
static int bye = 0;
static bool ping = true;
// All replies (except BYE) start with a message
// thus for JSON, message() inserts JSON_START at the front
// and send_result() adds JSON_END at the end
static char *message(int messageid, int gpuid, bool isjson)
{
char severity;
char *ptr;
int cpu;
int i;
for (i = 0; codes[i].severity != SEVERITY_FAIL; i++) {
if (codes[i].code == messageid) {
switch (codes[i].severity) {
case SEVERITY_WARN:
severity = 'W';
break;
case SEVERITY_INFO:
severity = 'I';
break;
case SEVERITY_SUCC:
severity = 'S';
break;
case SEVERITY_ERR:
default:
severity = 'E';
break;
}
if (isjson)
sprintf(msg_buffer, JSON_START JSON_STATUS "{\"" _STATUS "\":\"%c\",\"Code\":%d,\"Msg\":\"", severity, messageid);
else
sprintf(msg_buffer, _STATUS "=%c,Code=%d,Msg=", severity, messageid);
ptr = msg_buffer + strlen(msg_buffer);
switch(codes[i].params) {
case PARAM_GPU:
sprintf(ptr, codes[i].description, gpuid);
break;
case PARAM_CPU:
sprintf(ptr, codes[i].description, gpuid);
break;
case PARAM_GPUMAX:
sprintf(ptr, codes[i].description, gpuid, nDevs - 1);
break;
case PARAM_PMAX:
sprintf(ptr, codes[i].description, total_pools);
break;
case PARAM_GCMAX:
if (opt_n_threads > 0)
cpu = num_processors;
else
cpu = 0;
sprintf(ptr, codes[i].description, nDevs, cpu);
break;
case PARAM_CMD:
sprintf(ptr, codes[i].description, JSON_COMMAND);
break;
case PARAM_NONE:
default:
strcpy(ptr, codes[i].description);
}
ptr = msg_buffer + strlen(msg_buffer);
if (isjson)
sprintf(ptr, "\",\"Description\":\"%s\"}" JSON_CLOSE, opt_api_description);
else
sprintf(ptr, ",Description=%s%c", opt_api_description, SEPARATOR);
return msg_buffer;
}
}
if (isjson)
sprintf(msg_buffer, JSON_START JSON_STATUS "{\"" _STATUS "\":\"F\",\"Code\":-1,\"Msg\":\"%d\",\"Description\":\"%s\"}" JSON_CLOSE,
messageid, opt_api_description);
else
sprintf(msg_buffer, _STATUS "=F,Code=-1,Msg=%d,Description=%s%c",
messageid, opt_api_description, SEPARATOR);
return msg_buffer;
}
void apiversion(SOCKETTYPE c, char *param, bool isjson)
{
if (isjson)
sprintf(io_buffer, "%s," JSON_VERSION "{\"CGMiner\":\"%s\",\"API\":\"%s\"}" JSON_CLOSE,
message(MSG_VERSION, 0, isjson),
VERSION, APIVERSION);
else
sprintf(io_buffer, "%s" _VERSION ",CGMiner=%s,API=%s%c",
message(MSG_VERSION, 0, isjson),
VERSION, APIVERSION, SEPARATOR);
}
void gpustatus(int gpu, bool isjson)
{
char intensity[20];
char buf[BUFSIZ];
char *enabled;
char *status;
float gt, gv;
int ga, gf, gp, gc, gm, pt;
if (gpu >= 0 && gpu < nDevs) {
struct cgpu_info *cgpu = &gpus[gpu];
cgpu->utility = cgpu->accepted / ( total_secs ? total_secs : 1 ) * 60;
#ifdef HAVE_ADL
if (!gpu_stats(gpu, >, &gc, &gm, &gv, &ga, &gf, &gp, &pt))
#endif
gt = gv = gm = gc = ga = gf = gp = pt = 0;
if (gpu_devices[gpu])
enabled = (char *)YES;
else
enabled = (char *)NO;
if (cgpu->status == LIFE_DEAD)
status = (char *)DEAD;
else if (cgpu->status == LIFE_SICK)
status = (char *)SICK;
else if (cgpu->status == LIFE_NOSTART)
status = (char *)NOSTART;
else
status = (char *)ALIVE;
if (cgpu->dynamic)
strcpy(intensity, DYNAMIC);
else
sprintf(intensity, "%d", gpus->intensity);
if (isjson)
sprintf(buf, "{\"GPU\":%d,\"Enabled\":\"%s\",\"Status\":\"%s\",\"Temperature\":%.2f,\"Fan Speed\":%d,\"Fan Percent\":%d,\"GPU Clock\":%d,\"Memory Clock\":%d,\"GPU Voltage\":%.3f,\"GPU Activity\":%d,\"Powertune\":%d,\"MHS av\":%.2f,\"MHS %ds\":%.2f,\"Accepted\":%d,\"Rejected\":%d,\"Hardware Errors\":%d,\"Utility\":%.2f,\"Intensity\":\"%s\"}",
gpu, enabled, status, gt, gf, gp, gc, gm, gv, ga, pt,
cgpu->total_mhashes / total_secs, opt_log_interval, cgpu->rolling,
cgpu->accepted, cgpu->rejected, cgpu->hw_errors,
cgpu->utility, intensity);
else
sprintf(buf, "GPU=%d,Enabled=%s,Status=%s,Temperature=%.2f,Fan Speed=%d,Fan Percent=%d,GPU Clock=%d,Memory Clock=%d,GPU Voltage=%.3f,GPU Activity=%d,Powertune=%d,MHS av=%.2f,MHS %ds=%.2f,Accepted=%d,Rejected=%d,Hardware Errors=%d,Utility=%.2f,Intensity=%s%c",
gpu, enabled, status, gt, gf, gp, gc, gm, gv, ga, pt,
cgpu->total_mhashes / total_secs, opt_log_interval, cgpu->rolling,
cgpu->accepted, cgpu->rejected, cgpu->hw_errors,
cgpu->utility, intensity, SEPARATOR);
strcat(io_buffer, buf);
}
}
void cpustatus(int cpu, bool isjson)
{
char buf[BUFSIZ];
if (opt_n_threads > 0 && cpu >= 0 && cpu < num_processors) {
struct cgpu_info *cgpu = &cpus[cpu];
cgpu->utility = cgpu->accepted / ( total_secs ? total_secs : 1 ) * 60;
if (isjson)
sprintf(buf, "{\"CPU\":%d,\"MHS av\":%.2f,\"MHS %ds\":%.2f,\"Accepted\":%d,\"Rejected\":%d,\"Utility\":%.2f}",
cpu, cgpu->total_mhashes / total_secs,
opt_log_interval, cgpu->rolling,
cgpu->accepted, cgpu->rejected,
cgpu->utility);
else
sprintf(buf, "CPU=%d,MHS av=%.2f,MHS %ds=%.2f,Accepted=%d,Rejected=%d,Utility=%.2f%c",
cpu, cgpu->total_mhashes / total_secs,
opt_log_interval, cgpu->rolling,
cgpu->accepted, cgpu->rejected,
cgpu->utility, SEPARATOR);
strcat(io_buffer, buf);
}
}
void devstatus(SOCKETTYPE c, char *param, bool isjson)
{
int i;
if (nDevs == 0 && opt_n_threads == 0) {
strcpy(io_buffer, message(MSG_NODEVS, 0, isjson));
return;
}
strcpy(io_buffer, message(MSG_DEVS, 0, isjson));
if (isjson) {
strcat(io_buffer, COMMA);
strcat(io_buffer, JSON_DEVS);
}
for (i = 0; i < nDevs; i++) {
if (isjson && i > 0)
strcat(io_buffer, COMMA);
gpustatus(i, isjson);
}
if (opt_n_threads > 0)
for (i = 0; i < num_processors; i++) {
if (isjson && (i > 0 || nDevs > 0))
strcat(io_buffer, COMMA);
cpustatus(i, isjson);
}
if (isjson)
strcat(io_buffer, JSON_CLOSE);
}
void gpudev(SOCKETTYPE c, char *param, bool isjson)
{
int id;
if (nDevs == 0) {
strcpy(io_buffer, message(MSG_GPUNON, 0, isjson));
return;
}
if (param == NULL || *param == '\0') {
strcpy(io_buffer, message(MSG_MISID, 0, isjson));
return;
}
id = atoi(param);
if (id < 0 || id >= nDevs) {
strcpy(io_buffer, message(MSG_INVGPU, id, isjson));
return;
}
strcpy(io_buffer, message(MSG_GPUDEV, id, isjson));
if (isjson) {
strcat(io_buffer, COMMA);
strcat(io_buffer, JSON_GPU);
}
gpustatus(id, isjson);
if (isjson)
strcat(io_buffer, JSON_CLOSE);
}
void cpudev(SOCKETTYPE c, char *param, bool isjson)
{
int id;
if (opt_n_threads == 0) {
strcpy(io_buffer, message(MSG_CPUNON, 0, isjson));
return;
}
if (param == NULL || *param == '\0') {
strcpy(io_buffer, message(MSG_MISID, 0, isjson));
return;
}
id = atoi(param);
if (id < 0 || id >= num_processors) {
strcpy(io_buffer, message(MSG_INVCPU, id, isjson));
return;
}
strcpy(io_buffer, message(MSG_CPUDEV, id, isjson));
if (isjson) {
strcat(io_buffer, COMMA);
strcat(io_buffer, JSON_CPU);
}
cpustatus(id, isjson);
if (isjson)
strcat(io_buffer, JSON_CLOSE);
}
void poolstatus(SOCKETTYPE c, char *param, bool isjson)
{
char buf[BUFSIZ];
char *status, *lp;
int i;
if (total_pools == 0) {
strcpy(io_buffer, message(MSG_NOPOOL, 0, isjson));
return;
}
strcpy(io_buffer, message(MSG_POOL, 0, isjson));
if (isjson) {
strcat(io_buffer, COMMA);
strcat(io_buffer, JSON_POOLS);
}
for (i = 0; i < total_pools; i++) {
struct pool *pool = pools[i];
if (!pool->enabled)
status = (char *)DISABLED;
else {
if (pool->idle)
status = (char *)DEAD;
else
status = (char *)ALIVE;
}
if (pool->hdr_path)
lp = (char *)YES;
else
lp = (char *)NO;
if (isjson)
sprintf(buf, "%s{\"POOL\":%d,\"URL\":\"%s\",\"Status\":\"%s\",\"Priority\":%d,\"Long Poll\":\"%s\",\"Getworks\":%d,\"Accepted\":%d,\"Rejected\":%d,\"Discarded\":%d,\"Stale\":%d,\"Get Failures\":%d,\"Remote Failures\":%d}",
(i > 0) ? COMMA : "",
i, pool->rpc_url, status, pool->prio, lp,
pool->getwork_requested,
pool->accepted, pool->rejected,
pool->discarded_work,
pool->stale_shares,
pool->getfail_occasions,
pool->remotefail_occasions);
else
sprintf(buf, "POOL=%d,URL=%s,Status=%s,Priority=%d,Long Poll=%s,Getworks=%d,Accepted=%d,Rejected=%d,Discarded=%d,Stale=%d,Get Failures=%d,Remote Failures=%d%c",
i, pool->rpc_url, status, pool->prio, lp,
pool->getwork_requested,
pool->accepted, pool->rejected,
pool->discarded_work,
pool->stale_shares,
pool->getfail_occasions,
pool->remotefail_occasions, SEPARATOR);
strcat(io_buffer, buf);
}
if (isjson)
strcat(io_buffer, JSON_CLOSE);
}
void summary(SOCKETTYPE c, char *param, bool isjson)
{
double utility, mhs;
char *algo = (char *)(algo_names[opt_algo]);
if (algo == NULL)
algo = "(null)";
utility = total_accepted / ( total_secs ? total_secs : 1 ) * 60;
mhs = total_mhashes_done / total_secs;
if (isjson)
sprintf(io_buffer, "%s," JSON_SUMMARY "{\"Elapsed\":%.0f,\"Algorithm\":\"%s\",\"MHS av\":%.2f,\"Found Blocks\":%d,\"Getworks\":%d,\"Accepted\":%d,\"Rejected\":%d,\"Hardware Errors\":%d,\"Utility\":%.2f,\"Discarded\":%d,\"Stale\":%d,\"Get Failures\":%d,\"Local Work\":%u,\"Remote Failures\":%u,\"Network Blocks\":%u}" JSON_CLOSE,
message(MSG_SUMM, 0, isjson),
total_secs, algo, mhs, found_blocks,
total_getworks, total_accepted, total_rejected,
hw_errors, utility, total_discarded, total_stale,
total_go, local_work, total_ro, new_blocks);
else
sprintf(io_buffer, "%s" _SUMMARY ",Elapsed=%.0f,Algorithm=%s,MHS av=%.2f,Found Blocks=%d,Getworks=%d,Accepted=%d,Rejected=%d,Hardware Errors=%d,Utility=%.2f,Discarded=%d,Stale=%d,Get Failures=%d,Local Work=%u,Remote Failures=%u,Network Blocks=%u%c",
message(MSG_SUMM, 0, isjson),
total_secs, algo, mhs, found_blocks,
total_getworks, total_accepted, total_rejected,
hw_errors, utility, total_discarded, total_stale,
total_go, local_work, total_ro, new_blocks, SEPARATOR);
}
void gpuenable(SOCKETTYPE c, char *param, bool isjson)
{
struct thr_info *thr;
int gpu;
int id;
int i;
if (gpu_threads == 0) {
strcpy(io_buffer, message(MSG_GPUNON, 0, isjson));
return;
}
if (param == NULL || *param == '\0') {
strcpy(io_buffer, message(MSG_MISID, 0, isjson));
return;
}
id = atoi(param);
if (id < 0 || id >= nDevs) {
strcpy(io_buffer, message(MSG_INVGPU, id, isjson));
return;
}
if (gpu_devices[id]) {
strcpy(io_buffer, message(MSG_ALRENA, id, isjson));
return;
}
for (i = 0; i < gpu_threads; i++) {
gpu = thr_info[i].cgpu->cpu_gpu;
if (gpu == id) {
thr = &thr_info[i];
if (thr->cgpu->status != LIFE_WELL) {
strcpy(io_buffer, message(MSG_GPUMRE, id, isjson));
return;
}
gpu_devices[id] = true;
tq_push(thr->q, &ping);
}
}
strcpy(io_buffer, message(MSG_GPUREN, id, isjson));
}
void gpudisable(SOCKETTYPE c, char *param, bool isjson)
{
int id;
if (nDevs == 0) {
strcpy(io_buffer, message(MSG_GPUNON, 0, isjson));
return;
}
if (param == NULL || *param == '\0') {
strcpy(io_buffer, message(MSG_MISID, 0, isjson));
return;
}
id = atoi(param);
if (id < 0 || id >= nDevs) {
strcpy(io_buffer, message(MSG_INVGPU, id, isjson));
return;
}
if (!gpu_devices[id]) {
strcpy(io_buffer, message(MSG_ALRDIS, id, isjson));
return;
}
gpu_devices[id] = false;
strcpy(io_buffer, message(MSG_GPUDIS, id, isjson));
}
void gpurestart(SOCKETTYPE c, char *param, bool isjson)
{
int id;
if (nDevs == 0) {
strcpy(io_buffer, message(MSG_GPUNON, 0, isjson));
return;
}
if (param == NULL || *param == '\0') {
strcpy(io_buffer, message(MSG_MISID, 0, isjson));
return;
}
id = atoi(param);
if (id < 0 || id >= nDevs) {
strcpy(io_buffer, message(MSG_INVGPU, id, isjson));
return;
}
reinit_device(&gpus[id]);
strcpy(io_buffer, message(MSG_GPUREI, id, isjson));
}
void gpucount(SOCKETTYPE c, char *param, bool isjson)
{
char buf[BUFSIZ];
strcpy(io_buffer, message(MSG_NUMGPU, 0, isjson));
if (isjson)
sprintf(buf, "," JSON_GPUS "{\"Count\":%d}" JSON_CLOSE, nDevs);
else
sprintf(buf, _GPUS ",Count=%d%c", nDevs, SEPARATOR);
strcat(io_buffer, buf);
}
void cpucount(SOCKETTYPE c, char *param, bool isjson)
{
char buf[BUFSIZ];
strcpy(io_buffer, message(MSG_NUMCPU, 0, isjson));
if (isjson)
sprintf(buf, "," JSON_CPUS "{\"Count\":%d}" JSON_CLOSE, opt_n_threads > 0 ? num_processors : 0);
else
sprintf(buf, _CPUS ",Count=%d%c", opt_n_threads > 0 ? num_processors : 0, SEPARATOR);
strcat(io_buffer, buf);
}
void send_result(SOCKETTYPE c, bool isjson);
void doquit(SOCKETTYPE c, char *param, bool isjson)
{
if (isjson)
strcpy(io_buffer, JSON_START JSON_BYE);
else
strcpy(io_buffer, _BYE);
send_result(c, isjson);
*io_buffer = '\0';
bye = 1;
kill_work();
}
struct CMDS {
char *name;
void (*func)(SOCKETTYPE, char *, bool);
} cmds[] = {
{ "version", apiversion },
{ "devs", devstatus },
{ "pools", poolstatus },
{ "summary", summary },
{ "gpuenable", gpuenable },
{ "gpudisable", gpudisable },
{ "gpurestart", gpurestart },
{ "gpu", gpudev },
{ "cpu", cpudev },
{ "gpucount", gpucount },
{ "cpucount", cpucount },
{ "quit", doquit },
{ NULL }
};
void send_result(SOCKETTYPE c, bool isjson)
{
int n;
int len;
if (isjson)
strcat(io_buffer, JSON_END);
len = strlen(io_buffer);
if (opt_debug)
applog(LOG_DEBUG, "DBG: send reply: (%d) '%.10s%s'", len+1, io_buffer, len > 10 ? "..." : "");
// ignore failure - it's closed immediately anyway
n = send(c, io_buffer, len+1, 0);
if (opt_debug) {
if (SOCKETFAIL(n))
applog(LOG_DEBUG, "DBG: send failed: %s", SOCKERRMSG);
else
applog(LOG_DEBUG, "DBG: sent %d", n);
}
}
void tidyup()
{
bye = 1;
if (sock != INVSOCK) {
shutdown(sock, SHUT_RDWR);
CLOSESOCKET(sock);
sock = INVSOCK;
}
if (msg_buffer != NULL) {
free(msg_buffer);
msg_buffer = NULL;
}
if (io_buffer != NULL) {
free(io_buffer);
io_buffer = NULL;
}
}
void api(void)
{
char buf[BUFSIZ];
char param_buf[BUFSIZ];
const char *localaddr = "127.0.0.1";
SOCKETTYPE c;
int n, bound;
char *connectaddr;
char *binderror;
time_t bindstart;
short int port = opt_api_port;
struct sockaddr_in serv;
struct sockaddr_in cli;
socklen_t clisiz;
char *cmd;
char *param;
bool addrok;
json_error_t json_err;
json_t *json_config;
json_t *json_val;
bool isjson;
bool did;
int i;
/* This should be done first to ensure curl has already called WSAStartup() in windows */
sleep(opt_log_interval);
if (!opt_api_listen) {
applog(LOG_WARNING, "API not running%s", UNAVAILABLE);
return;
}
sock = socket(AF_INET, SOCK_STREAM, 0);
if (sock == INVSOCK) {
applog(LOG_ERR, "API1 initialisation failed (%s)%s", SOCKERRMSG, UNAVAILABLE);
return;
}
memset(&serv, 0, sizeof(serv));
serv.sin_family = AF_INET;
if (!opt_api_network) {
serv.sin_addr.s_addr = inet_addr(localaddr);
if (serv.sin_addr.s_addr == INVINETADDR) {
applog(LOG_ERR, "API2 initialisation failed (%s)%s", SOCKERRMSG, UNAVAILABLE);
return;
}
}
serv.sin_port = htons(port);
// try for more than 1 minute ... in case the old one hasn't completely gone yet
bound = 0;
bindstart = time(NULL);
while (bound == 0) {
if (SOCKETFAIL(bind(sock, (struct sockaddr *)(&serv), sizeof(serv)))) {
binderror = SOCKERRMSG;
if ((time(NULL) - bindstart) > 61)
break;
else {
applog(LOG_WARNING, "API bind to port %d failed - trying again in 15sec", port);
sleep(15);
}
}
else
bound = 1;
}
if (bound == 0) {
applog(LOG_ERR, "API bind to port %d failed (%s)%s", port, binderror, UNAVAILABLE);
return;
}
if (SOCKETFAIL(listen(sock, QUEUE))) {
applog(LOG_ERR, "API3 initialisation failed (%s)%s", SOCKERRMSG, UNAVAILABLE);
CLOSESOCKET(sock);
return;
}
if (opt_api_network)
applog(LOG_WARNING, "API running in UNRESTRICTED access mode");
else
applog(LOG_WARNING, "API running in restricted access mode");
io_buffer = malloc(MYBUFSIZ+1);
msg_buffer = malloc(MYBUFSIZ+1);
while (bye == 0) {
clisiz = sizeof(cli);
if (SOCKETFAIL(c = accept(sock, (struct sockaddr *)(&cli), &clisiz))) {
applog(LOG_ERR, "API failed (%s)%s", SOCKERRMSG, UNAVAILABLE);
goto die;
}
if (opt_api_network)
addrok = true;
else {
connectaddr = inet_ntoa(cli.sin_addr);
addrok = (strcmp(connectaddr, localaddr) == 0);
}
if (opt_debug) {
connectaddr = inet_ntoa(cli.sin_addr);
applog(LOG_DEBUG, "DBG: connection from %s - %s", connectaddr, addrok ? "Accepted" : "Ignored");
}
if (addrok) {
n = recv(c, &buf[0], BUFSIZ-1, 0);
if (SOCKETFAIL(n))
buf[0] = '\0';
else
buf[n] = '\0';
if (opt_debug) {
if (SOCKETFAIL(n))
applog(LOG_DEBUG, "DBG: recv failed: %s", SOCKERRMSG);
else
applog(LOG_DEBUG, "DBG: recv command: (%d) '%s'", n, buf);
}
if (!SOCKETFAIL(n)) {
did = false;
if (*buf != ISJSON) {
isjson = false;
param = strchr(buf, SEPARATOR);
if (param != NULL)
*(param++) = '\0';
cmd = buf;
}
else {
isjson = true;
param = NULL;
json_config = json_loadb(buf, n, 0, &json_err);
if (!json_is_object(json_config)) {
strcpy(io_buffer, message(MSG_INVJSON, 0, isjson));
send_result(c, isjson);
did = true;
}
else {
json_val = json_object_get(json_config, JSON_COMMAND);
if (json_val == NULL) {
strcpy(io_buffer, message(MSG_MISSCMD, 0, isjson));
send_result(c, isjson);
did = true;
}
else {
if (!json_is_string(json_val)) {
strcpy(io_buffer, message(MSG_INVCMD, 0, isjson));
send_result(c, isjson);
did = true;
}
else {
cmd = (char *)json_string_value(json_val);
json_val = json_object_get(json_config, JSON_PARAMETER);
if (json_is_string(json_val))
param = (char *)json_string_value(json_val);
else if (json_is_integer(json_val)) {
sprintf(param_buf, "%d", (int)json_integer_value(json_val));
param = param_buf;
} else if (json_is_real(json_val)) {
sprintf(param_buf, "%f", (double)json_real_value(json_val));
param = param_buf;
}
}
}
}
}
if (!did)
for (i = 0; cmds[i].name != NULL; i++) {
if (strcmp(cmd, cmds[i].name) == 0) {
(cmds[i].func)(c, param, isjson);
send_result(c, isjson);
did = true;
break;
}
}
if (!did) {
strcpy(io_buffer, message(MSG_INVCMD, 0, isjson));
send_result(c, isjson);
}
}
}
CLOSESOCKET(c);
}
die:
tidyup();
}
