Demote various messages in proxy mode but add more information to warnings

src/ckpool.c

@@ -424,8 +424,12 @@ int read_socket_line(connsock_t *cs, const int timeout)
 		if (ret < 1) {
 			if (!ret)
 				LOGDEBUG("Select timed out in read_socket_line");
-			else
-				LOGERR("Select failed in read_socket_line");
+			else {
+				if (cs->ckp->proxy)
+					LOGNOTICE("Select failed in read_socket_line");
+				else
+					LOGERR("Select failed in read_socket_line");
+			}
 			goto out;
 		}
 		ret = recv(fd, readbuf, PAGESIZE - 4, 0);
@@ -433,7 +437,10 @@ int read_socket_line(connsock_t *cs, const int timeout)
 			/* Closed socket after valid message */
 			if (!ret && eom)
 				break;
-			LOGERR("Failed to recv in read_socket_line");
+			if (cs->ckp->proxy)
+				LOGNOTICE("Failed to recv in read_socket_line");
+			else
+				LOGERR("Failed to recv in read_socket_line");
 			ret = -1;
 			goto out;
 		}

src/ckpool.h

@@ -19,7 +19,6 @@
 #include "libckpool.h"
 #include "uthash.h"
 
-struct ckpool_instance;
 typedef struct ckpool_instance ckpool_t;
 
 struct ckmsg {
@@ -61,6 +60,7 @@ struct connsock {
 	char *buf;
 	int bufofs;
 	int buflen;
+	ckpool_t *ckp;
 };
 
 typedef struct connsock connsock_t;

src/generator.c

@@ -952,6 +952,7 @@ static bool parse_reconnect(proxy_instance_t *proxi, json_t *val)
 	newproxi->si = newsi;
 	newproxi->ckp = ckp;
 	newproxi->cs = &newsi->cs;
+	newproxi->cs->ckp = ckp;
 	newproxi->id = newsi->id;
 	HASH_ADD_INT(gdata->proxies, id, proxi);
 	HASH_ADD_INT(gdata->proxies, id, newproxi);
@@ -1468,7 +1469,8 @@ static void *passthrough_recv(void *arg)
 		} while (ret == 0);
 
 		if (ret < 1) {
-			LOGWARNING("Failed to read_socket_line in proxy_recv, attempting reconnect");
+			LOGWARNING("Proxy %d:%s failed to read_socket_line in proxy_recv, attempting reconnect",
+				   proxi->id, proxi->si->url);
 			continue;
 		}
 		/* Simply forward the message on, as is, to the connector to
@@ -1558,7 +1560,8 @@ static void *proxy_recv(void *arg)
 
 		if (ret < 1) {
 			/* Send ourselves a reconnect message */
-			LOGWARNING("Failed to read_socket_line in proxy_recv, attempting reconnect");
+			LOGWARNING("Proxy %d:%s failed to read_socket_line in proxy_recv, attempting reconnect",
+				   proxi->id, proxi->si->url);
 			continue;
 		}
 		if (parse_method(proxi, cs->buf)) {
@@ -1791,6 +1794,7 @@ static int proxy_mode(ckpool_t *ckp, proc_instance_t *pi)
 		proxi->si = si;
 		proxi->ckp = ckp;
 		proxi->cs = &si->cs;
+		proxi->cs->ckp = ckp;
 		mutex_init(&proxi->notify_lock);
 		mutex_init(&proxi->share_lock);
 	}