MINOR: checks: Don't support multiple host header for http-check send rule

Only one host header definition is supported. There is no reason to define it
several times.

diff --git a/src/checks.c b/src/checks.c
index e5a7ecf0cf0dd946bcb1d445f9d1e741906a3ee4..2ca1aca933444fa59ed4b4204ac0d39aecc25320 100644 (file)
--- a/src/checks.c
+++ b/src/checks.c
@@ -3742,7 +3742,7 @@ static struct tcpcheck_rule *parse_tcpcheck_send_http(char **args, int cur_arg,
        char *meth = NULL, *uri = NULL, *vsn = NULL;
        char *body = NULL, *comment = NULL;
        unsigned int flags = 0;
-       int i = 0;
+       int i = 0, host_hdr = -1;
 
        cur_arg++;
        while (*(args[cur_arg])) {
@@ -3776,6 +3776,16 @@ static struct tcpcheck_rule *parse_tcpcheck_send_http(char **args, int cur_arg,
                                memprintf(errmsg, "'%s' expects <name> and <value> as arguments", args[cur_arg]);
                                goto error;
                        }
+
+                       if (strcasecmp(args[cur_arg+1], "host") == 0) {
+                               if (host_hdr >= 0) {
+                                       memprintf(errmsg, "'%s' header already defined (previous value is '%s')",
+                                                 args[cur_arg+1], istptr(hdrs[host_hdr].v));
+                                       goto error;
+                               }
+                               host_hdr = i;
+                       }
+
                        hdrs[i].n = ist2(args[cur_arg+1], strlen(args[cur_arg+1]));
                        hdrs[i].v = ist2(args[cur_arg+2], strlen(args[cur_arg+2]));
                        i++;