Moving export security fixes over here

nemo/export/tarutils.py

@@ -263,15 +263,3 @@ def keys(self):
         Returns an iterator over the keys in the store.
         """
         return self._path.iterdir()
-
-
-def unpack_tarball(archive: str, dest_dir: str):
-    """
-    Unpacks a tarball into a destination directory.
-
-    Args:
-        archive (str): The path to the tarball.
-        dest_dir (str): The path to the destination directory.
-    """
-    with tarfile.open(archive, mode="r") as tar:
-        tar.extractall(path=dest_dir)

nemo/export/tensorrt_mm_exporter.py

@@ -32,7 +32,6 @@
     extract_lora_ckpt,
 )
 from nemo.export.multimodal.run import MultimodalModelRunner, SpeechllmModelRunner
-from nemo.export.tarutils import unpack_tarball
 
 use_deploy = True
 try:
@@ -152,8 +151,7 @@ def export(
                 if os.path.isdir(lora_checkpoint_path):
                     lora_dir = lora_checkpoint_path
                 else:
-                    lora_dir = os.path.join(tmp_dir.name, "unpacked_lora")
-                    unpack_tarball(lora_checkpoint_path, lora_dir)
+                    raise ValueError("lora_checkpoint_path in nemo1 is not supported. It must be a directory")
 
                 llm_lora_path = [extract_lora_ckpt(lora_dir, tmp_dir.name)]
             else:

nemo/export/trt_llm/qnemo/qnemo_to_tensorrt_llm.py

@@ -13,6 +13,7 @@
 # limitations under the License.
 
 import glob
+import itertools
 import os
 import subprocess
 import warnings
@@ -78,42 +79,40 @@ def qnemo_to_tensorrt_llm(
 
     speculative_decoding_mode = "medusa" if "Medusa" in config.architecture else None
 
-    build_cmd = "trtllm-build "
-    build_cmd += f"--checkpoint_dir {nemo_checkpoint_path} "
-    build_cmd += f"--log_level {log_level} "
-    build_cmd += f"--output_dir {engine_dir} "
-    build_cmd += f"--workers {num_build_workers} "
-    build_cmd += f"--max_batch_size {max_batch_size} "
-    build_cmd += f"--max_input_len {max_input_len} "
-    build_cmd += f"--max_beam_width {max_beam_width} "
-    build_cmd += f"--max_prompt_embedding_table_size {max_prompt_embedding_table_size} "
-    build_cmd += f"--paged_kv_cache {'enable' if paged_kv_cache else 'disable'} "
-    build_cmd += f"--use_paged_context_fmha {'enable' if paged_context_fmha else 'disable'} "
-    build_cmd += f"--remove_input_padding {'enable' if remove_input_padding else 'disable'} "
-    build_cmd += f"--multiple_profiles {'enable' if multiple_profiles else 'disable'} "
-    build_cmd += f"--reduce_fusion {'enable' if reduce_fusion else 'disable'} "
-    build_cmd += f"--use_fused_mlp {'enable' if use_fused_mlp else 'disable'} "
+    build_cmd = ["trtllm-build"]
+    build_cmd.extend(["--checkpoint_dir", nemo_checkpoint_path])
+    build_cmd.extend(["--log_level", log_level])
+    build_cmd.extend(["--output_dir", engine_dir])
+    build_cmd.extend(["--workers", str(num_build_workers)])
+    build_cmd.extend(["--max_batch_size", str(max_batch_size)])
+    build_cmd.extend(["--max_input_len", str(max_input_len)])
+    build_cmd.extend(["--max_beam_width", str(max_beam_width)])
+    build_cmd.extend(["--max_prompt_embedding_table_size", str(max_prompt_embedding_table_size)])
+    build_cmd.extend(["--paged_kv_cache", "enable" if paged_kv_cache else "disable"])
+    build_cmd.extend(["--use_paged_context_fmha", "enable" if paged_context_fmha else "disable"])
+    build_cmd.extend(["--remove_input_padding", "enable" if remove_input_padding else "disable"])
+    build_cmd.extend(["--multiple_profiles", "enable" if multiple_profiles else "disable"])
+    build_cmd.extend(["--reduce_fusion", "enable" if reduce_fusion else "disable"])
+    build_cmd.extend(["--use_fused_mlp", "enable" if use_fused_mlp else "disable"])
 
     if not use_qdq:
-        build_cmd += "--gemm_plugin auto "
+        build_cmd.extend(["--gemm_plugin", "auto"])
 
     if max_seq_len is not None:
-        build_cmd += f"--max_seq_len {max_seq_len} "
+        build_cmd.extend(["--max_seq_len", str(max_seq_len)])
 
     if max_num_tokens is not None:
-        build_cmd += f"--max_num_tokens {max_num_tokens} "
+        build_cmd.extend(["--max_num_tokens", str(max_num_tokens)])
     else:
-        build_cmd += f"--max_num_tokens {max_batch_size * max_input_len} "
+        build_cmd.extend(["--max_num_tokens", str(max_batch_size * max_input_len)])
 
     if opt_num_tokens is not None:
-        build_cmd += f"--opt_num_tokens {opt_num_tokens} "
+        build_cmd.extend(["--opt_num_tokens", str(opt_num_tokens)])
 
     if speculative_decoding_mode:
-        build_cmd += f"--speculative_decoding_mode {speculative_decoding_mode} "
-
-    build_cmd = build_cmd.replace("--", "\\\n  --")  # Separate parameters line by line
+        build_cmd.extend(["--speculative_decoding_mode", speculative_decoding_mode])
 
     print("trtllm-build command:")
-    print(build_cmd)
+    print("".join(itertools.chain.from_iterable(zip(build_cmd, itertools.cycle(["\n ", " "])))).strip())
 
-    subprocess.run(build_cmd, shell=True, check=True)
+    subprocess.run(build_cmd, shell=False, check=True)