[Feature] Allow rspamadm commands to export methods in Lua

src/rspamadm/configdump.c

@@ -39,7 +39,8 @@ struct rspamadm_command configdump_command = {
 		.name = "configdump",
 		.flags = 0,
 		.help = rspamadm_configdump_help,
-		.run = rspamadm_configdump
+		.run = rspamadm_configdump,
+		.lua_subrs = NULL,
 };
 
 static GOptionEntry entries[] = {
@@ -244,7 +245,7 @@ rspamadm_configdump (gint argc, gchar **argv)
 	gint i;
 
 	context = g_option_context_new (
-			"keypair - create encryption keys");
+			"configdump - dumps Rspamd configuration");
 	g_option_context_set_summary (context,
 			"Summary:\n  Rspamd administration utility version "
 					RVERSION

src/rspamadm/confighelp.c

@@ -38,7 +38,8 @@ struct rspamadm_command confighelp_command = {
 		.name = "confighelp",
 		.flags = 0,
 		.help = rspamadm_confighelp_help,
-		.run = rspamadm_confighelp
+		.run = rspamadm_confighelp,
+		.lua_subrs = NULL,
 };
 
 static GOptionEntry entries[] = {

src/rspamadm/configtest.c

@@ -35,7 +35,8 @@ struct rspamadm_command configtest_command = {
 		.name = "configtest",
 		.flags = 0,
 		.help = rspamadm_configtest_help,
-		.run = rspamadm_configtest
+		.run = rspamadm_configtest,
+		.lua_subrs = NULL,
 };
 
 static GOptionEntry entries[] = {

src/rspamadm/control.c

@@ -38,7 +38,8 @@ struct rspamadm_command control_command = {
 		.name = "control",
 		.flags = 0,
 		.help = rspamadm_control_help,
-		.run = rspamadm_control
+		.run = rspamadm_control,
+		.lua_subrs = NULL,
 };
 
 struct rspamadm_control_cbdata {

src/rspamadm/dkim_keygen.c

@@ -33,7 +33,8 @@ struct rspamadm_command dkim_keygen_command = {
 		.name = "dkim_keygen",
 		.flags = 0,
 		.help = rspamadm_dkim_keygen_help,
-		.run = rspamadm_dkim_keygen
+		.run = rspamadm_dkim_keygen,
+		.lua_subrs = NULL,
 };
 
 static GOptionEntry entries[] = {

src/rspamadm/fuzzy_convert.c

@@ -31,7 +31,8 @@ struct rspamadm_command fuzzyconvert_command = {
 		.name = "fuzzyconvert",
 		.flags = 0,
 		.help = rspamadm_fuzzyconvert_help,
-		.run = rspamadm_fuzzyconvert
+		.run = rspamadm_fuzzyconvert,
+		.lua_subrs = NULL,
 };
 
 static GOptionEntry entries[] = {

src/rspamadm/fuzzy_merge.c

@@ -29,7 +29,8 @@ struct rspamadm_command fuzzy_merge_command = {
 		.name = "fuzzy_merge",
 		.flags = 0,
 		.help = rspamadm_fuzzy_merge_help,
-		.run = rspamadm_fuzzy_merge
+		.run = rspamadm_fuzzy_merge,
+		.lua_subrs = NULL,
 };
 
 static GOptionEntry entries[] = {

src/rspamadm/grep.c

@@ -33,7 +33,8 @@ struct rspamadm_command grep_command = {
 		.name = "grep",
 		.flags = 0,
 		.help = rspamadm_grep_help,
-		.run = rspamadm_grep
+		.run = rspamadm_grep,
+		.lua_subrs = NULL,
 };
 
 static GOptionEntry entries[] = {

src/rspamadm/keypair.c

@@ -32,7 +32,8 @@ struct rspamadm_command keypair_command = {
 		.name = "keypair",
 		.flags = 0,
 		.help = rspamadm_keypair_help,
-		.run = rspamadm_keypair
+		.run = rspamadm_keypair,
+		.lua_subrs = NULL,
 };
 
 static GOptionEntry entries[] = {

src/rspamadm/lua_repl.c

@@ -54,7 +54,8 @@ struct rspamadm_command lua_command = {
 		.name = "lua",
 		.flags = 0,
 		.help = rspamadm_lua_help,
-		.run = rspamadm_lua
+		.run = rspamadm_lua,
+		.lua_subrs = NULL,
 };
 
 /*

src/rspamadm/pw.c

@@ -35,7 +35,8 @@ struct rspamadm_command pw_command = {
 	.name = "pw",
 	.flags = 0,
 	.help = rspamadm_pw_help,
-	.run = rspamadm_pw
+	.run = rspamadm_pw,
+	.lua_subrs = NULL,
 };
 
 static GOptionEntry entries[] = {

src/rspamadm/rspamadm.c

@@ -193,11 +193,26 @@ rspamadm_execute_lua_ucl_subr (gpointer pL, gint argc, gchar **argv,
 	gint err_idx, i, ret;
 	GString *tb;
 	gchar str[PATH_MAX];
+	const struct rspamadm_command **cmd;
 
 	g_assert (script_name != NULL);
 	g_assert (res != NULL);
 	g_assert (L != NULL);
 
+	/* Init internal rspamadm routines */
+	lua_newtable (L);
+	cmd = commands;
+
+	while (*cmd) {
+		if ((*cmd)->lua_subrs != NULL) {
+			(*cmd)->lua_subrs (L);
+		}
+
+		cmd ++;
+	}
+
+	lua_setglobal (L, "rspamadm");
+
 	rspamd_snprintf (str, sizeof (str), "return require \"%s.%s\"", "rspamadm",
 			script_name);
 

src/rspamadm/rspamadm.h

@@ -25,6 +25,7 @@ GQuark rspamadm_error (void);
 
 typedef const gchar* (*rspamadm_help_func) (gboolean full_help);
 typedef void (*rspamadm_run_func) (gint argc, gchar **argv);
+typedef void (*rspamadm_lua_exports_func) (gpointer lua_state);
 
 #define RSPAMADM_FLAG_NOHELP (1 << 0)
 
@@ -33,6 +34,7 @@ struct rspamadm_command {
 	guint flags;
 	rspamadm_help_func help;
 	rspamadm_run_func run;
+	rspamadm_lua_exports_func lua_subrs;
 };
 
 extern const struct rspamadm_command *commands[];

src/rspamadm/signtool.c

@@ -46,7 +46,8 @@ struct rspamadm_command signtool_command = {
 		.name = "signtool",
 		.flags = 0,
 		.help = rspamadm_signtool_help,
-		.run = rspamadm_signtool
+		.run = rspamadm_signtool,
+		.lua_subrs = NULL,
 };
 
 static GOptionEntry entries[] = {

src/rspamadm/stat_convert.c

@@ -32,7 +32,8 @@ struct rspamadm_command statconvert_command = {
 		.name = "statconvert",
 		.flags = 0,
 		.help = rspamadm_statconvert_help,
-		.run = rspamadm_statconvert
+		.run = rspamadm_statconvert,
+		.lua_subrs = NULL,
 };
 
 static GOptionEntry entries[] = {