afs-supervisor: Add ws-server option

This allow exportation of the API of the supervisor.

Change-Id: I167ec94f00f40f8c3640377a46820e6a060b24f1
Signed-off-by: José Bollo <jose.bollo@iot.bzh>

3 files changed, 19 insertions, 1 deletions

diff --git a/src/afs-config.c b/src/afs-config.c
index eee4ccc0..71d5ab74 100644
--- a/src/afs-config.c
+++ b/src/afs-config.c
@@ -71,6 +71,7 @@
 #define SET_NAME           'n'
 #define SET_TCP_PORT       'p'
 #define SET_QUIET          'q'
+#define WS_SERVICE         's'
 #define SET_AUTH_TOKEN     't'
 #define SET_UPLOAD_DIR     'u'
 #define DISPLAY_VERSION    'V'
@@ -78,7 +79,7 @@
 #define SET_WORK_DIR       'w'
 
 const char shortopts[] =
-	"hn:p:qrt:u:Vvw:"
+	"hn:p:qrs:t:u:Vvw:"
 ;
 
 // Command line structure hold cli --command + help text
@@ -113,6 +114,7 @@ static AFB_options cliOptions[] = {
 
 	{SET_AUTH_TOKEN,    1, "token",       "Initial Secret [default=" AFS_SUPERVISOR_TOKEN ", use --token="" to allow any token]"},
 
+	{WS_SERVICE,        1, "ws-server",   "Povide supervisor as websocket"},
 	{DISPLAY_VERSION,   0, "version",     "Display version and copyright"},
 	{DISPLAY_HELP,      0, "help",        "Display this help"},
 
@@ -324,6 +326,10 @@ static void parse_arguments(int argc, char **argv, struct afs_config *config)
 			config->name = argvalstr(optc);
 			break;
 
+		case WS_SERVICE:
+			config->ws_server = argvalstr(optc);
+			break;
+
 		case DISPLAY_VERSION:
 			noarg(optc);
 			printVersion(stdout);
@@ -401,6 +407,7 @@ void afs_config_dump(struct afs_config *config)
 	S(uploaddir)
 	S(token)
 	S(name)
+	S(ws_server)
 
 	D(httpdPort)
 	D(cacheTimeout)
diff --git a/src/afs-config.h b/src/afs-config.h
index ca7dfc24..f374e81d 100644
--- a/src/afs-config.h
+++ b/src/afs-config.h
@@ -26,6 +26,7 @@ struct afs_config {
 	char *uploaddir;	// where to store transient files
 	char *token;		// initial authentication token [default NULL no session]
 	char *name;		/* name to set to the daemon */
+	char *ws_server;	/* exported api */
 
 	/* integers */
 	int httpdPort;
diff --git a/src/afs-main.c b/src/afs-main.c
index 980a1bce..93e49323 100644
--- a/src/afs-main.c
+++ b/src/afs-main.c
@@ -30,6 +30,7 @@
 #include "afb-hswitch.h"
 #include "afb-hreq.h"
 #include "afb-apiset.h"
+#include "afb-api-ws.h"
 #include "afb-session.h"
 
 #include "afs-supervisor.h"
@@ -149,6 +150,15 @@ static void start(int signum, void *arg)
 		goto error;
 	}
 
+	/* export the service if required */
+	if (main_config->ws_server) {
+		rc = afb_api_ws_add_server(main_config->ws_server, main_apiset);
+		if (rc < 0) {
+			ERROR("Can't export (ws-server) api %s: %m", main_config->ws_server);
+			goto error;
+		}
+	}
+
 	/* start the services */
 	if (afb_apiset_start_all_services(main_apiset, 1) < 0)
 		goto error;