Add a ssh_options parameter to allow ssh checking

to consider non-default values (ie: a different port)

Patch by Jay Taylor

config.c

@@ -41,6 +41,7 @@ parse_config(const char *config_file, t_configuration_options *options)
 	memset(options->promote_command, 0, sizeof(options->promote_command));
 	memset(options->follow_command, 0, sizeof(options->follow_command));
 	memset(options->rsync_options, 0, sizeof(options->rsync_options));
+	memset(options->ssh_options, 0, sizeof(options->ssh_options));
 
 	/* if nothing has been provided defaults to 60 */
 	options->master_response_timeout = 60;
@@ -78,6 +79,8 @@ parse_config(const char *config_file, t_configuration_options *options)
 			strncpy (options->conninfo, value, MAXLEN);
 		else if (strcmp(name, "rsync_options") == 0)
 			strncpy (options->rsync_options, value, QUERY_STR_LEN);
+		else if (strcmp(name, "ssh_options") == 0)
+			strncpy (options->ssh_options, value, QUERY_STR_LEN);
 		else if (strcmp(name, "loglevel") == 0)
 			strncpy (options->loglevel, value, MAXLEN);
 		else if (strcmp(name, "logfacility") == 0)
@@ -283,6 +286,7 @@ reload_configuration(char *config_file, t_configuration_options *orig_options)
 	strcpy(orig_options->promote_command, new_options.promote_command);
 	strcpy(orig_options->follow_command, new_options.follow_command);
 	strcpy(orig_options->rsync_options, new_options.rsync_options);
+	strcpy(orig_options->ssh_options, new_options.ssh_options);
 	orig_options->master_response_timeout = new_options.master_response_timeout;
 	orig_options->reconnect_attempts = new_options.reconnect_attempts;
 	orig_options->reconnect_intvl = new_options.reconnect_intvl;

config.h

@@ -36,6 +36,7 @@ typedef struct
 	char loglevel[MAXLEN];
 	char logfacility[MAXLEN];
 	char rsync_options[QUERY_STR_LEN];
+	char ssh_options[QUERY_STR_LEN];
 	int  master_response_timeout;
 	int  reconnect_attempts;
 	int  reconnect_intvl;

repmgr.c

@@ -86,7 +86,7 @@ bool require_password = false;
 
 /* Initialization of runtime options */
 t_runtime_options runtime_options = { "", "", "", "", "", "", DEFAULT_WAL_KEEP_SEGMENTS, false, false, false, false, "", "", 0 };
-t_configuration_options options = { "", -1, "", MANUAL_FAILOVER, -1, "", "", "", "", "", "", -1 };
+t_configuration_options options = { "", -1, "", MANUAL_FAILOVER, -1, "", "", "", "", "", "", "", -1 };
 
 static char		*server_mode = NULL;
 static char		*server_cmd = NULL;
@@ -1786,9 +1786,9 @@ test_ssh_connection(char *host, char *remote_user)
 
 	/* Check if we have ssh connectivity to host before trying to rsync */
 	if (!remote_user[0])
-		maxlen_snprintf(script, "ssh -o Batchmode=yes %s %s", host, TRUEBIN_PATH);
+		maxlen_snprintf(script, "ssh -o Batchmode=yes %s %s %s", options.ssh_options, host, TRUEBIN_PATH);
 	else
-		maxlen_snprintf(script, "ssh -o Batchmode=yes %s -l %s %s", host, remote_user, TRUEBIN_PATH);
+		maxlen_snprintf(script, "ssh -o Batchmode=yes %s %s -l %s %s", options.ssh_options, host, remote_user, TRUEBIN_PATH);
 
 	log_debug(_("command is: %s"), script);
 	r = system(script);

repmgr.conf.sample

@@ -11,7 +11,8 @@ node_name=standby2
 
 # Connection information
 conninfo='host=192.168.204.104'
-rsync_options=--archive --checksum --compress --progress --rsh=ssh
+rsync_options=--archive --checksum --compress --progress --rsh="ssh -o \"StrictHostKeyChecking no\""
+ssh_options=-o "StrictHostKeyChecking no"
 
 # How many seconds we wait for master response before declaring master failure
 master_response_timeout=60