mobile: Add initial support for scripting support

Right now the script will be executed once it is loaded. Make sure
to write it into the config file last. Expose various log commands
for logging. Jump through some hoops and get the filename and line
number from lua.

Change-Id: I456f6b6b5e1a14ed6c8cb0dcc5140093d3c61ef6

1 files changed, 28 insertions, 0 deletions

diff --git a/src/host/layer23/src/mobile/vty_interface.c b/src/host/layer23/src/mobile/vty_interface.c
index 81c20fe9..87679855 100644
--- a/src/host/layer23/src/mobile/vty_interface.c
+++ b/src/host/layer23/src/mobile/vty_interface.c
@@ -1531,6 +1531,8 @@ static void config_write_ms(struct vty *vty, struct osmocom_ms *ms)
 	/* no shutdown must be written to config, because shutdown is default */
 	vty_out(vty, " %sshutdown%s", (ms->shutdown != MS_SHUTDOWN_NONE) ? "" : "no ",
 		VTY_NEWLINE);
+	if (ms->lua_script)
+		vty_out(vty, " lua-script %s%s", ms->lua_script, VTY_NEWLINE);
 	vty_out(vty, "!%s", VTY_NEWLINE);
 }
 
@@ -2740,6 +2742,30 @@ DEFUN(cfg_shutdown_force, cfg_ms_shutdown_force_cmd, "shutdown force",
 	return CMD_SUCCESS;
 }
 
+DEFUN(cfg_ms_script_load_run, cfg_ms_script_load_run_cmd, "lua-script FILENAME",
+	"Load and execute a LUA script\nFilename for lua script")
+{
+	struct osmocom_ms *ms = vty->index;
+
+	osmo_talloc_replace_string(ms, &ms->lua_script, argv[0]);
+	if (!ms->lua_script)
+		return CMD_WARNING;
+
+	script_lua_load(vty, ms, ms->lua_script);
+	return CMD_SUCCESS;
+}
+
+DEFUN(cfg_ms_no_script_load_run, cfg_ms_no_script_load_run_cmd, "no lua-script",
+	NO_STR "Load and execute LUA script")
+{
+	struct osmocom_ms *ms = vty->index;
+
+	script_lua_close(ms);
+	talloc_free(ms->lua_script);
+	ms->lua_script = NULL;
+	return CMD_SUCCESS;
+}
+
 int ms_vty_go_parent(struct vty *vty)
 {
 	switch (vty->node) {
@@ -2931,6 +2957,8 @@ int ms_vty_init(void)
 	install_element(MS_NODE, &cfg_ms_shutdown_cmd);
 	install_element(MS_NODE, &cfg_ms_shutdown_force_cmd);
 	install_element(MS_NODE, &cfg_ms_no_shutdown_cmd);
+	install_element(MS_NODE, &cfg_ms_script_load_run_cmd);
+	install_element(MS_NODE, &cfg_ms_no_script_load_run_cmd);
 
 	/* Register the talloc context introspection command */
 	osmo_talloc_vty_add_cmds();