semodule: add config argument

Use "semanage_handle_create_with_path" and implement a new flag for
handling semanage config files at specific paths.

Signed-off-by: Tristan Ross <[email protected]>

Author: RossComputerGuy

policycoreutils/semodule/semodule.c

@@ -145,6 +145,7 @@ static void usage(char *progname)
 	printf("  -v,--verbose     be verbose\n");
 	printf("  -P,--preserve_tunables	Preserve tunables in policy\n");
 	printf("  -C,--ignore-module-cache	Rebuild CIL modules compiled from HLL files\n");
+	printf("  -o,--config=PATH use an alternate path for the semanage config\n");
 	printf("  -p,--path        use an alternate path for the policy root\n");
 	printf("  -S,--store-path  use an alternate path for the policy store root\n");
 	printf("  -c, --cil extract module as cil. This only affects module extraction.\n");
@@ -210,6 +211,7 @@ static void parse_command_line(int argc, char **argv)
 		{"enable", required_argument, NULL, 'e'},
 		{"disable", required_argument, NULL, 'd'},
 		{"path", required_argument, NULL, 'p'},
+		{"config", required_argument, NULL, 'o'},
 		{"store-path", required_argument, NULL, 'S'},
 		{"checksum", 0, NULL, 'm'},
 		{NULL, 0, NULL, 0}
@@ -223,7 +225,7 @@ static void parse_command_line(int argc, char **argv)
 	check_ext_changes = 0;
 	priority = 400;
 	while ((i =
-		getopt_long(argc, argv, "s:b:hi:l::vr:u:RnNBDCPX:e:d:p:S:E:cHm",
+		getopt_long(argc, argv, "s:b:hi:l::vr:u:RnNBDCPX:e:d:p:o:S:E:cHm",
 			    opts, &longind)) != -1) {
 		switch (i) {
 		case '\0':
@@ -304,6 +306,14 @@ static void parse_command_line(int argc, char **argv)
 		case 'C':
 			ignore_module_cache = 1;
 			break;
+		case 'o':
+			sh = semanage_handle_create_with_path(optarg);
+			if (!sh) {
+				fprintf(stderr, "%s:  Could not create semanage handle\n",
+					argv[0]);
+				exit(1);
+			}
+			break;
 		case 'X':
 			set_mode(PRIORITY_M, optarg);
 			break;
@@ -421,11 +431,13 @@ int main(int argc, char *argv[])
 	if (build || check_ext_changes)
 		commit = 1;
 
-	sh = semanage_handle_create();
 	if (!sh) {
-		fprintf(stderr, "%s:  Could not create semanage handle\n",
-			argv[0]);
-		goto cleanup_nohandle;
+		sh = semanage_handle_create();
+		if (!sh) {
+			fprintf(stderr, "%s:  Could not create semanage handle\n",
+				argv[0]);
+			goto cleanup_nohandle;
+		}
 	}
 
 	if (store) {