Add quiet mode option which suppresses throbber

src/ckpool.c

@@ -1542,6 +1542,7 @@ static struct option long_options[] = {
 	{"node",	no_argument,		0,	'N'},
 	{"passthrough",	no_argument,		0,	'P'},
 	{"proxy",	no_argument,		0,	'p'},
+	{"quiet",	no_argument,		0,	'q'},
 	{"redirector",	no_argument,		0,	'R'},
 	{"ckdb-sockdir",required_argument,	0,	'S'},
 	{"sockdir",	required_argument,	0,	's'},
@@ -1563,6 +1564,7 @@ static struct option long_options[] = {
 	{"node",	no_argument,		0,	'N'},
 	{"passthrough",	no_argument,		0,	'P'},
 	{"proxy",	no_argument,		0,	'p'},
+	{"quiet",	no_argument,		0,	'q'},
 	{"redirector",	no_argument,		0,	'R'},
 	{"sockdir",	required_argument,	0,	's'},
 	{"trusted",	no_argument,		0,	't'},
@@ -1610,7 +1612,7 @@ int main(int argc, char **argv)
 		ckp.initial_args[ckp.args] = strdup(argv[ckp.args]);
 	ckp.initial_args[ckp.args] = NULL;
 
-	while ((c = getopt_long(argc, argv, "Ac:Dd:g:HhkLl:Nn:PpRS:s:tu", long_options, &i)) != -1) {
+	while ((c = getopt_long(argc, argv, "Ac:Dd:g:HhkLl:Nn:PpqRS:s:tu", long_options, &i)) != -1) {
 		switch (c) {
 			case 'A':
 				ckp.standalone = true;
@@ -1679,6 +1681,9 @@ int main(int argc, char **argv)
 					quit(1, "Cannot set another proxy type or redirector and proxy mode");
 				ckp.proxy = true;
 				break;
+			case 'q':
+				ckp.quiet = true;
+				break;
 			case 'R':
 				if (ckp.proxy || ckp.passthrough || ckp.userproxy || ckp.node)
 					quit(1, "Cannot set a proxy type or passthrough and redirector modes");

src/ckpool.h

@@ -209,6 +209,9 @@ struct ckpool_instance {
 	/* Should we daemonise the ckpool process */
 	bool daemon;
 
+	/* Should we disable the throbber */
+	bool quiet;
+
 	/* Have we given warnings about the inability to raise buf sizes */
 	bool wmem_warn;
 	bool rmem_warn;

src/stratifier.c

@@ -777,30 +777,31 @@ out:
 static void _ckdbq_add(ckpool_t *ckp, const int idtype, json_t *val, const char *file,
 		       const char *func, const int line)
 {
-	static time_t time_counter;
 	sdata_t *sdata = ckp->sdata;
+	static time_t time_counter;
 	static int counter = 0;
 	char *json_msg;
-	time_t now_t;
-	char ch;
 
 	if (unlikely(!val)) {
 		LOGWARNING("Invalid json sent to ckdbq_add from %s %s:%d", file, func, line);
 		return;
 	}
 
-	now_t = time(NULL);
-	if (now_t != time_counter) {
-		pool_stats_t *stats = &sdata->stats;
-		char hashrate[16];
-
-		/* Rate limit to 1 update per second */
-		time_counter = now_t;
-		suffix_string(stats->dsps1 * nonces, hashrate, 16, 3);
-		ch = status_chars[(counter++) & 0x3];
-		fprintf(stdout, "\33[2K\r%c %sH/s  %.1f SPS  %d users  %d workers",
-			ch, hashrate, stats->sps1, stats->users, stats->workers);
-		fflush(stdout);
+	if (!ckp->quiet) {
+		time_t now_t = time(NULL);
+
+		if (now_t != time_counter) {
+			pool_stats_t *stats = &sdata->stats;
+			char hashrate[16], ch;
+
+			/* Rate limit to 1 update per second */
+			time_counter = now_t;
+			suffix_string(stats->dsps1 * nonces, hashrate, 16, 3);
+			ch = status_chars[(counter++) & 0x3];
+			fprintf(stdout, "\33[2K\r%c %sH/s  %.1f SPS  %d users  %d workers",
+				ch, hashrate, stats->sps1, stats->users, stats->workers);
+			fflush(stdout);
+		}
 	}
 
 	if (CKP_STANDALONE(ckp))