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Diffstat (limited to 'conf.c')
-rw-r--r--conf.c19
1 files changed, 18 insertions, 1 deletions
diff --git a/conf.c b/conf.c
index c6bffc4..eaa7d99 100644
--- a/conf.c
+++ b/conf.c
@@ -45,6 +45,7 @@
#include "lineread.h"
#include "isolation.h"
#include "log.h"
+#include "vhost_user.h"
#define NETNS_RUN_DIR "/run/netns"
@@ -807,9 +808,14 @@ static void usage(const char *name, FILE *f, int status)
" default: same interface name as external one\n");
} else {
FPRINTF(f,
- " -s, --socket PATH UNIX domain socket path\n"
+ " -s, --socket, --socket-path PATH UNIX domain socket path\n"
" default: probe free path starting from "
UNIX_SOCK_PATH "\n", 1);
+ FPRINTF(f,
+ " --vhost-user Enable vhost-user mode\n"
+ " UNIX domain socket is provided by -s option\n"
+ " --print-capabilities print back-end capabilities in JSON format,\n"
+ " only meaningful for vhost-user mode\n");
}
FPRINTF(f,
@@ -1345,6 +1351,10 @@ void conf(struct ctx *c, int argc, char **argv)
{"map-guest-addr", required_argument, NULL, 22 },
{"host-lo-to-ns-lo", no_argument, NULL, 23 },
{"dns-host", required_argument, NULL, 24 },
+ {"vhost-user", no_argument, NULL, 25 },
+ /* vhost-user backend program convention */
+ {"print-capabilities", no_argument, NULL, 26 },
+ {"socket-path", required_argument, NULL, 's' },
{ 0 },
};
const char *logname = (c->mode == MODE_PASTA) ? "pasta" : "passt";
@@ -1538,6 +1548,13 @@ void conf(struct ctx *c, int argc, char **argv)
break;
die("Invalid host nameserver address: %s", optarg);
+ case 25:
+ if (c->mode == MODE_PASTA)
+ die("--vhost-user is for passt mode only");
+ c->mode = MODE_VU;
+ break;
+ case 26:
+ vu_print_capabilities();
break;
case 'd':
c->debug = 1;