res_odbc: Show only when there a fail attempt of connection in CLI

When is executed CLI command "odbc show all" every time is show
information about variable last_negative_connect. If not there  a fail
attempt of connection will show date like "1969-12-31 21:00:00".

This patch fix there situation for to show only this information when
exists a fail attempt before.

Change-Id: I7c058b0be6f7642e922de75ee6b82c7276c9f113

diff --git a/res/res_odbc.c b/res/res_odbc.c
index bd64b9fef6739ba1a94532b34607ec0f24646a2e..62faf98b26c810f21eace5a322be238760e52465 100644 (file)
--- a/res/res_odbc.c
+++ b/res/res_odbc.c
@@ -668,10 +668,14 @@ static char *handle_cli_odbc_show(struct ast_cli_entry *e, int cmd, struct ast_c
                        char timestr[80];
                        struct ast_tm tm;
 
-                       ast_localtime(&class->last_negative_connect, &tm, NULL);
-                       ast_strftime(timestr, sizeof(timestr), "%Y-%m-%d %T", &tm);
                        ast_cli(a->fd, "  Name:   %s\n  DSN:    %s\n", class->name, class->dsn);
-                       ast_cli(a->fd, "    Last connection attempt: %s\n", timestr);
+
+                       if (class->last_negative_connect.tv_sec > 0) {
+                               ast_localtime(&class->last_negative_connect, &tm, NULL);
+                               ast_strftime(timestr, sizeof(timestr), "%Y-%m-%d %T", &tm);
+                               ast_cli(a->fd, "    Last fail connection attempt: %s\n", timestr);
+                       }
+
                        ast_cli(a->fd, "    Number of active connections: %zd (out of %d)\n", class->connection_cnt, class->maxconnections);
                        ast_cli(a->fd, "\n");
                }