1 files changed, 45 insertions, 0 deletions
diff --git a/src/nm-helpers/nm-libnm-helper.c b/src/nm-helpers/nm-libnm-helper.c
new file mode 100644
index 00000000..bd0ba67d
--- /dev/null
+++ b/src/nm-helpers/nm-libnm-helper.c
@@ -0,0 +1,45 @@
+/* SPDX-License-Identifier: LGPL-2.1-or-later */
+
+#include "libnm-std-aux/nm-default-std.h"
+
+#include <stdio.h>
+
+enum {
+    RETURN_SUCCESS      = 0,
+    RETURN_INVALID_CMD  = 1,
+    RETURN_INVALID_ARGS = 2,
+    RETURN_ERROR        = 3,
+};
+
+static int
+read_file_as_user(const char *filename, const char *user)
+{
+    char error[1024];
+
+    if (!nm_utils_set_effective_user(user, error, sizeof(error))) {
+        fprintf(stderr, "Failed to set effective user '%s': %s", user, error);
+        return RETURN_ERROR;
+    }
+
+    if (!nm_utils_read_file_to_stdout(filename, error, sizeof(error))) {
+        fprintf(stderr, "Failed to read file '%s' as user '%s': %s", filename, user, error);
+        return RETURN_ERROR;
+    }
+
+    return RETURN_SUCCESS;
+}
+
+int
+main(int argc, char **argv)
+{
+    if (argc <= 1)
+        return RETURN_INVALID_CMD;
+
+    if (nm_streq(argv[1], "read-file-as-user")) {
+        if (argc != 4)
+            return RETURN_INVALID_ARGS;
+        return read_file_as_user(argv[2], argv[3]);
+    }
+
+    return RETURN_INVALID_CMD;
+}
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