xref: /linux/tools/net/ynl/samples/ovs.c (revision 79790b6818e96c58fe2bffee1b418c16e64e7b80)
1*7c59c9c8SJakub Kicinski // SPDX-License-Identifier: GPL-2.0
2*7c59c9c8SJakub Kicinski #include <stdio.h>
3*7c59c9c8SJakub Kicinski #include <string.h>
4*7c59c9c8SJakub Kicinski 
5*7c59c9c8SJakub Kicinski #include <ynl.h>
6*7c59c9c8SJakub Kicinski 
7*7c59c9c8SJakub Kicinski #include "ovs_datapath-user.h"
8*7c59c9c8SJakub Kicinski 
main(int argc,char ** argv)9*7c59c9c8SJakub Kicinski int main(int argc, char **argv)
10*7c59c9c8SJakub Kicinski {
11*7c59c9c8SJakub Kicinski 	struct ynl_sock *ys;
12*7c59c9c8SJakub Kicinski 	int err;
13*7c59c9c8SJakub Kicinski 
14*7c59c9c8SJakub Kicinski 	ys = ynl_sock_create(&ynl_ovs_datapath_family, NULL);
15*7c59c9c8SJakub Kicinski 	if (!ys)
16*7c59c9c8SJakub Kicinski 		return 1;
17*7c59c9c8SJakub Kicinski 
18*7c59c9c8SJakub Kicinski 	if (argc > 1) {
19*7c59c9c8SJakub Kicinski 		struct ovs_datapath_new_req *req;
20*7c59c9c8SJakub Kicinski 
21*7c59c9c8SJakub Kicinski 		req = ovs_datapath_new_req_alloc();
22*7c59c9c8SJakub Kicinski 		if (!req)
23*7c59c9c8SJakub Kicinski 			goto err_close;
24*7c59c9c8SJakub Kicinski 
25*7c59c9c8SJakub Kicinski 		ovs_datapath_new_req_set_upcall_pid(req, 1);
26*7c59c9c8SJakub Kicinski 		ovs_datapath_new_req_set_name(req, argv[1]);
27*7c59c9c8SJakub Kicinski 
28*7c59c9c8SJakub Kicinski 		err = ovs_datapath_new(ys, req);
29*7c59c9c8SJakub Kicinski 		ovs_datapath_new_req_free(req);
30*7c59c9c8SJakub Kicinski 		if (err)
31*7c59c9c8SJakub Kicinski 			goto err_close;
32*7c59c9c8SJakub Kicinski 	} else {
33*7c59c9c8SJakub Kicinski 		struct ovs_datapath_get_req_dump *req;
34*7c59c9c8SJakub Kicinski 		struct ovs_datapath_get_list *dps;
35*7c59c9c8SJakub Kicinski 
36*7c59c9c8SJakub Kicinski 		printf("Dump:\n");
37*7c59c9c8SJakub Kicinski 		req = ovs_datapath_get_req_dump_alloc();
38*7c59c9c8SJakub Kicinski 
39*7c59c9c8SJakub Kicinski 		dps = ovs_datapath_get_dump(ys, req);
40*7c59c9c8SJakub Kicinski 		ovs_datapath_get_req_dump_free(req);
41*7c59c9c8SJakub Kicinski 		if (!dps)
42*7c59c9c8SJakub Kicinski 			goto err_close;
43*7c59c9c8SJakub Kicinski 
44*7c59c9c8SJakub Kicinski 		ynl_dump_foreach(dps, dp) {
45*7c59c9c8SJakub Kicinski 			printf("  %s(%d): pid:%u cache:%u\n",
46*7c59c9c8SJakub Kicinski 			       dp->name, dp->_hdr.dp_ifindex,
47*7c59c9c8SJakub Kicinski 			       dp->upcall_pid, dp->masks_cache_size);
48*7c59c9c8SJakub Kicinski 		}
49*7c59c9c8SJakub Kicinski 		ovs_datapath_get_list_free(dps);
50*7c59c9c8SJakub Kicinski 	}
51*7c59c9c8SJakub Kicinski 
52*7c59c9c8SJakub Kicinski 	ynl_sock_destroy(ys);
53*7c59c9c8SJakub Kicinski 
54*7c59c9c8SJakub Kicinski 	return 0;
55*7c59c9c8SJakub Kicinski 
56*7c59c9c8SJakub Kicinski err_close:
57*7c59c9c8SJakub Kicinski 	fprintf(stderr, "YNL (%d): %s\n", ys->err.code, ys->err.msg);
58*7c59c9c8SJakub Kicinski 	ynl_sock_destroy(ys);
59*7c59c9c8SJakub Kicinski 	return 2;
60*7c59c9c8SJakub Kicinski }
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