Fix: lttng list command with network path

[lttng-tools.git] / src / common / uri.c

diff --git a/src/common/uri.c b/src/common/uri.c
index e686f7c5d788b2676a49c9b4746c846a63fc5aba..ec5d426630b9300e925df81fa8d794b2ed282c94 100644 (file)
--- a/src/common/uri.c
+++ b/src/common/uri.c
@@ -137,6 +137,40 @@ error:
        return -1;
 }
 
+/*
+ * Build a string URL from a lttng_uri object.
+ */
+int uri_to_str_url(struct lttng_uri *uri, char *dst, size_t size)
+{
+       int ipver, ret;
+       const char *addr;
+       char proto[4], port[7];
+
+       assert(uri);
+       assert(dst);
+
+       if (uri->dtype == LTTNG_DST_PATH) {
+               ipver = 0;
+               addr = uri->dst.path;
+               (void) snprintf(proto, sizeof(proto), "file");
+               (void) snprintf(port, sizeof(port), "%s", "");
+       } else {
+               ipver = (uri->dtype == LTTNG_DST_IPV4) ? 4 : 6;
+               addr = (ipver == 4) ?  uri->dst.ipv4 : uri->dst.ipv6;
+               (void) snprintf(proto, sizeof(proto), "net%d", ipver);
+               (void) snprintf(port, sizeof(port), ":%d", uri->port);
+       }
+
+       ret = snprintf(dst, size, "%s://%s%s%s%s/%s", proto,
+                       (ipver == 6) ? "[" : "", addr, (ipver == 6) ? "]" : "",
+                       port, uri->subdir);
+       if (ret < 0) {
+               PERROR("snprintf uri to url");
+       }
+
+       return ret;
+}
+
 /*
  * Compare two URIs.
  *