chibipub

commit 12b9bedc8e77981dfaf9b0a659701d7e28b4ee26
parent dbb4329b8f450ee3ab74e05b8bb6d8f76edcece6
Author: William Casarin <jb55@jb55.com>
Date:   Fri,  8 Oct 2021 19:50:51 -0700

cli interface

Diffstat:
M
src/chibipub.c
 | 
46
++++++++++++++++++++++++++++++++++++++--------

1 file changed, 38 insertions(+), 8 deletions(-)
diff --git a/src/chibipub.c b/src/chibipub.c
@@ -451,12 +451,13 @@ void run_http_server()
 	free(arena);
 }
 
-static void load_config()
+static int load_config()
 {
 	if (!get_hostname()) {
 		printf("CHIBIPUB_HOST env not set\n");
-		exit(2);
+		return 0;
 	}
+	return 1;
 }
 
 static int checksigs()
@@ -471,14 +472,43 @@ static int checksigs()
 	return 0;
 }
 
-int main(int argc, char *argv[])
+int usage()
 {
-	if (argc >= 2 && !strcmp(argv[1], "checksigs")) {
-		return checksigs();
-	}
+	printf(
+	"usage: chibipub [OPTION]... <command>\n"
+	"\n"
+	"commands\n"
+	"\n"
+	"help          show this help\n"
+	"serve         run the server\n"
+	"post          post a new message\n"
+	"checksigs     check inbox signatures\n"
+	);
 
-	load_config();
-	run_http_server();
+	return 0;
+}
 
+static int serve()
+{
+	if (!load_config())
+		return usage();
+	run_http_server();
 	return 0;
 }
+
+int main(int argc, char *argv[])
+{
+	if (argc < 2) {
+		return usage();
+	}
+
+	if (!strcmp(argv[1], "help") || !strcmp(argv[1], "--help")) {
+		return usage();
+	} else if (!strcmp(argv[1], "serve")) {
+		return serve();
+	} else if (!strcmp(argv[1], "checksigs")) {
+		return checksigs();
+	} else {
+		return usage();
+	}
+}