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-rw-r--r--tools/net/ynl/samples/ovs.c60
1 files changed, 60 insertions, 0 deletions
diff --git a/tools/net/ynl/samples/ovs.c b/tools/net/ynl/samples/ovs.c
new file mode 100644
index 0000000000..3e975c003d
--- /dev/null
+++ b/tools/net/ynl/samples/ovs.c
@@ -0,0 +1,60 @@
+// SPDX-License-Identifier: GPL-2.0
+#include <stdio.h>
+#include <string.h>
+
+#include <ynl.h>
+
+#include "ovs_datapath-user.h"
+
+int main(int argc, char **argv)
+{
+ struct ynl_sock *ys;
+ int err;
+
+ ys = ynl_sock_create(&ynl_ovs_datapath_family, NULL);
+ if (!ys)
+ return 1;
+
+ if (argc > 1) {
+ struct ovs_datapath_new_req *req;
+
+ req = ovs_datapath_new_req_alloc();
+ if (!req)
+ goto err_close;
+
+ ovs_datapath_new_req_set_upcall_pid(req, 1);
+ ovs_datapath_new_req_set_name(req, argv[1]);
+
+ err = ovs_datapath_new(ys, req);
+ ovs_datapath_new_req_free(req);
+ if (err)
+ goto err_close;
+ } else {
+ struct ovs_datapath_get_req_dump *req;
+ struct ovs_datapath_get_list *dps;
+
+ printf("Dump:\n");
+ req = ovs_datapath_get_req_dump_alloc();
+
+ dps = ovs_datapath_get_dump(ys, req);
+ ovs_datapath_get_req_dump_free(req);
+ if (!dps)
+ goto err_close;
+
+ ynl_dump_foreach(dps, dp) {
+ printf(" %s(%d): pid:%u cache:%u\n",
+ dp->name, dp->_hdr.dp_ifindex,
+ dp->upcall_pid, dp->masks_cache_size);
+ }
+ ovs_datapath_get_list_free(dps);
+ }
+
+ ynl_sock_destroy(ys);
+
+ return 0;
+
+err_close:
+ fprintf(stderr, "YNL (%d): %s\n", ys->err.code, ys->err.msg);
+ ynl_sock_destroy(ys);
+ return 2;
+}