Switch pigz for gzip

docs/environment-setup.md

@@ -181,6 +181,7 @@ source ofrak-venv/bin/activate
       java \
       libmagic \
       lzop \
+      pigz \
       p7zip \
       qemu \
       squashfs \

ofrak_components/Dockerstub

@@ -4,11 +4,11 @@ RUN apt-get -y update && \
       build-essential \
       cpio \
       git \
-      gzip \
       liblz4-dev \
       liblzo2-dev \
       libzstd-dev \
       lzop \
+      pigz \
       p7zip-full \
       zip \
       qemu \

ofrak_components/ofrak_components/gzip.py

@@ -40,7 +40,7 @@ async def unpack(self, resource: Resource, config=None):
         with tempfile.NamedTemporaryFile(suffix=".gz") as temp_file:
             temp_file.write(await resource.get_data())
             temp_file.flush()
-            command = ["gzip", "-d", "-c", temp_file.name]  # Decompress to stdout
+            command = ["pigz", "-d", "-c", temp_file.name]  # Decompress to stdout
             try:
                 run_result = subprocess.run(command, check=True, capture_output=True)
                 data = run_result.stdout

ofrak_components/ofrak_components_test/test_gzip_component.py

@@ -50,7 +50,7 @@ async def create_root_resource(self, ofrak_context: OFRAKContext) -> Resource:
                 f.write(self.INITIAL_DATA)
 
             gzip_path = os.path.join(d, self.GZIP_FILENAME)
-            gzip_command = ["gzip", file_path]
+            gzip_command = ["pigz", file_path]
             try:
                 subprocess.run(gzip_command, check=True, capture_output=True)
             except subprocess.CalledProcessError as e:
@@ -78,7 +78,7 @@ async def verify(self, root_resource: Resource) -> None:
             with open(gzip_path, "wb") as f:
                 f.write(gzip_data)
 
-            gunzip_command = ["gzip", "-d", "-c", gzip_path]
+            gunzip_command = ["pigz", "-d", "-c", gzip_path]
             try:
                 result = subprocess.run(gunzip_command, check=True, capture_output=True)
                 data = result.stdout