Merge branch 'master' into bfgminer

Conflicts:
	api.c

API-README

@@ -286,7 +286,14 @@ miner.php - an example web page to access the API
 Feature Changelog for external applications using the API:
 
 
-API V1.11
+API V1.12
+
+Modified API commands:
+ 'stats' - more pool stats added
+
+----------
+
+API V1.11 (cgminer v2.4.2)
 
 Modified API commands:
  'save' no longer requires a filename (use default if not specified)

api.c

@@ -161,7 +161,7 @@ static const char SEPARATOR = '|';
 #define SEPSTR "|"
 static const char GPUSEP = ',';
 
-static const char *APIVERSION = "1.11";
+static const char *APIVERSION = "1.12";
 static const char *DEAD = "Dead";
 static const char *SICK = "Sick";
 static const char *NOSTART = "NoStart";
@@ -1981,7 +1981,7 @@ void dosave(__maybe_unused SOCKETTYPE c, char *param, bool isjson)
 	ptr = NULL;
 }
 
-static int itemstats(int i, char *id, struct cgminer_stats *stats, char *extra, bool isjson)
+static int itemstats(int i, char *id, struct cgminer_stats *stats, struct cgminer_pool_stats *pool_stats, char *extra, bool isjson)
 {
 	char buf[TMPBUFSIZ];
 
@@ -1991,14 +1991,31 @@ static int itemstats(int i, char *id, struct cgminer_stats *stats, char *extra,
 			extra = (char *)BLANK;
 
 		sprintf(buf, isjson
-			? "%s{\"STATS\":%d,\"ID\":\"%s\",\"Elapsed\":%.0f,\"Calls\":%d,\"Wait\":%ld.%06ld,\"Max\":%ld.%06ld,\"Min\":%ld.%06ld%s}"
-			: "%sSTATS=%d,ID=%s,Elapsed=%.0f,Calls=%d,Wait=%ld.%06ld,Max=%ld.%06ld,Min=%ld.%06ld%s" SEPSTR,
+			? "%s{\"STATS\":%d,\"ID\":\"%s\",\"Elapsed\":%.0f,\"Calls\":%d,\"Wait\":%ld.%06ld,\"Max\":%ld.%06ld,\"Min\":%ld.%06ld"
+			: "%sSTATS=%d,ID=%s,Elapsed=%.0f,Calls=%d,Wait=%ld.%06ld,Max=%ld.%06ld,Min=%ld.%06ld",
 			(isjson && (i > 0)) ? COMMA : BLANK,
 			i, id, total_secs, stats->getwork_calls,
 			stats->getwork_wait.tv_sec, stats->getwork_wait.tv_usec,
 			stats->getwork_wait_max.tv_sec, stats->getwork_wait_max.tv_usec,
-			stats->getwork_wait_min.tv_sec, stats->getwork_wait_min.tv_usec,
-			extra);
+			stats->getwork_wait_min.tv_sec, stats->getwork_wait_min.tv_usec);
+
+		strcat(io_buffer, buf);
+
+		if (pool_stats) {
+			sprintf(buf, isjson
+				? ",\"Pool Calls\":%d,\"Pool Attempts\":%d,\"Pool Wait\":%ld.%06ld,\"Pool Max\":%ld.%06ld,\"Pool Min\":%ld.%06ld"
+				: ",Pool Calls=%d,Pool Attempts=%d,Pool Wait=%ld.%06ld,Pool Max=%ld.%06ld,Pool Min=%ld.%06ld",
+				pool_stats->getwork_calls, pool_stats->getwork_attempts,
+				pool_stats->getwork_wait.tv_sec, pool_stats->getwork_wait.tv_usec,
+				pool_stats->getwork_wait_max.tv_sec, pool_stats->getwork_wait_max.tv_usec,
+				pool_stats->getwork_wait_min.tv_sec, pool_stats->getwork_wait_min.tv_usec);
+
+			strcat(io_buffer, buf);
+		}
+
+		sprintf(buf, isjson
+			? "%s}"
+			: "%s" SEPSTR);
 
 		strcat(io_buffer, buf);
 
@@ -2032,14 +2049,14 @@ static void minerstats(__maybe_unused SOCKETTYPE c, __maybe_unused char *param,
 		}
 
 		sprintf(id, "%s%d", cgpu->api->name, cgpu->device_id);
-		i = itemstats(i, id, &(cgpu->cgminer_stats), extra, isjson);
+		i = itemstats(i, id, &(cgpu->cgminer_stats), NULL, extra, isjson);
 	}
 
 	for (j = 0; j < total_pools; j++) {
 		struct pool *pool = pools[j];
 
 		sprintf(id, "POOL%d", j);
-		i = itemstats(i, id, &(pool->cgminer_stats), NULL, isjson);
+		i = itemstats(i, id, &(pool->cgminer_stats), &(pool->cgminer_pool_stats), NULL, isjson);
 	}
 
 	if (isjson)

miner.c

@@ -1829,6 +1829,8 @@ static void get_benchmark_work(struct work *work)
 static bool get_upstream_work(struct work *work, CURL *curl)
 {
 	struct pool *pool = work->pool;
+	struct cgminer_pool_stats *pool_stats = &(pool->cgminer_pool_stats);
+	struct timeval tv_start, tv_end, tv_elapsed;
 	json_t *val = NULL;
 	bool rc = false;
 	int retries = 0;
@@ -1843,8 +1845,11 @@ retry:
 	 * there may be temporary denied messages etc. falsely reporting
 	 * failure so retry a few times before giving up */
 	while (!val && retries++ < 3) {
+		pool_stats->getwork_attempts++;
+		gettimeofday(&tv_start, NULL);
 		val = json_rpc_call(curl, url, pool->rpc_userpass, rpc_req,
 			    false, false, &work->rolltime, pool, false);
+		gettimeofday(&tv_end, NULL);
 	}
 	if (unlikely(!val)) {
 		applog(LOG_DEBUG, "Failed json_rpc_call in get_upstream_work");
@@ -1859,6 +1864,18 @@ retry:
 	total_getworks++;
 	pool->getwork_requested++;
 
+	timersub(&tv_end, &tv_start, &tv_elapsed);
+	timeradd(&tv_elapsed, &(pool_stats->getwork_wait), &(pool_stats->getwork_wait));
+	if (timercmp(&tv_elapsed, &(pool_stats->getwork_wait_max), >)) {
+		pool_stats->getwork_wait_max.tv_sec = tv_elapsed.tv_sec;
+		pool_stats->getwork_wait_max.tv_usec = tv_elapsed.tv_usec;
+	}
+	if (timercmp(&tv_elapsed, &(pool_stats->getwork_wait_min), <)) {
+		pool_stats->getwork_wait_min.tv_sec = tv_elapsed.tv_sec;
+		pool_stats->getwork_wait_min.tv_usec = tv_elapsed.tv_usec;
+	}
+	pool_stats->getwork_calls++;
+
 	json_decref(val);
 out:
 
@@ -5084,6 +5101,7 @@ int main(int argc, char *argv[])
 		struct pool *pool = pools[i];
 
 		pool->cgminer_stats.getwork_wait_min.tv_sec = MIN_SEC_UNSET;
+		pool->cgminer_pool_stats.getwork_wait_min.tv_sec = MIN_SEC_UNSET;
 
 		if (!pool->rpc_userpass) {
 			if (!pool->rpc_user || !pool->rpc_pass)

miner.h

@@ -289,6 +289,15 @@ struct cgminer_stats {
 	struct timeval getwork_wait_min;
 };
 
+// Just the actual network getworks to the pool
+struct cgminer_pool_stats {
+	uint32_t getwork_calls;
+	uint32_t getwork_attempts;
+	struct timeval getwork_wait;
+	struct timeval getwork_wait_max;
+	struct timeval getwork_wait_min;
+};
+
 struct cgpu_info {
 	int cgminer_id;
 	const struct device_api *api;
@@ -694,6 +703,7 @@ struct pool {
 	time_t last_share_time;
 
 	struct cgminer_stats cgminer_stats;
+	struct cgminer_pool_stats cgminer_pool_stats;
 };
 
 struct work {