Downloading Binaries (UBC-Thunderbots#3575)

* downloading

* new

* full

* trimmed

* format

* tweaks

* le nit

* f

* only specific os

* 5

* [pre-commit.ci lite] apply automatic fixes

---------

Co-authored-by: pre-commit-ci-lite[bot] <117423508+pre-commit-ci-lite[bot]@users.noreply.github.com>

Author: zuperzane

src/software/thunderscope/binary_context_managers/runtime_installer.py

@@ -1,20 +1,105 @@
-# TODO: #3559
+import requests
+from pathlib import Path
+from software.logger.logger import create_logger
+import zipfile
+import tarfile
+import shutil
+from software.thunderscope.constants import RuntimeManagerConstants
+import platform
+
+logger = create_logger(__name__)
+
+
 class RuntimeInstaller:
     """Delegate class for handling runtime installation and remote interfacing"""
 
     def __init__(self):
-        pass
+        self.download_urls = []
 
     def fetch_remote_runtimes(self) -> list[str]:
         """Requests a list of available runtimes from the remote. This is an expensive operation
         and should only be called when necessary.
         :return: A unique list of names for available runtimes
         """
-        return []
+        url = RuntimeManagerConstants.INSTALL_URL
+        headers = {"Accept": "application/vnd.github+json"}
+
+        response = requests.get(url, headers=headers)
+        logger.warning(response)
+
+        releases = response.json()
+
+        PREFIX = RuntimeManagerConstants.DOWNLOAD_PREFIX
+
+        # I'm going to assume you are trying to reload the assets so reset the download_urls
+        if len(self.download_urls) != 0:
+            self.download_urls = []
+        download_names = []
+        os_name = platform.system()
+
+        for release in releases:
+            tag = release.get("tag_name", "")
+
+            # ✅ Only keep tags that include the OS name
+            if os_name not in tag:
+                continue
+            for asset in release.get("assets", []):
+                url = asset["browser_download_url"]
+                if "fullsystem" not in asset_name:
+                    continue
+                self.download_urls.append(url)
+                trimmed = url.removeprefix(PREFIX)
+                download_names.append(trimmed)
+
+        return download_names[:5]
 
     def install_runtime(self, version: str) -> None:
         """Installs the runtime of the specified version or throws an error upon failure.
         Ensures that the runtime is compatible with the current platform
         :param version: Version of the runtime hosted on the remote to install
         """
-        pass
+        url = RuntimeManagerConstants.INSTALL_URL
+        headers = {"Accept": "application/vnd.github+json"}
+
+        response = requests.get(url, headers=headers)
+        logger.warning(response)
+
+        releases = response.json()
+
+        TARGET_SUFFIX = version
+
+        selected_asset = None
+
+        for download_url in self.download_urls:
+            if download_url.endswith(TARGET_SUFFIX):
+                selected_asset = download_url
+
+        if selected_asset:
+            url = selected_asset
+            filename = Path(url).name
+
+            target_dir = Path(RuntimeManagerConstants.EXTERNAL_RUNTIMES_PATH)
+            tmp_path = Path("/tmp") / filename
+
+            with requests.get(url, stream=True) as r:
+                r.raise_for_status()
+                with open(tmp_path, "wb") as f:
+                    for chunk in r.iter_content(chunk_size=8192):
+                        if chunk:
+                            f.write(chunk)
+
+            if filename.endswith((".tar.gz", ".tgz")):
+                with tarfile.open(tmp_path, "r:*") as tar:
+                    tar.extractall(path=target_dir)
+
+            elif filename.endswith(".zip"):
+                with zipfile.ZipFile(tmp_path, "r") as zipf:
+                    zipf.extractall(path=target_dir)
+
+            else:
+                dest = target_dir / filename
+                shutil.copy2(tmp_path, dest)
+                dest.chmod(0o755)  # make executable (common for runtimes)
+
+        if not selected_asset:
+            logger.warning("Can't find binary")

src/software/thunderscope/constants.py

@@ -397,3 +397,5 @@ class RuntimeManagerConstants:
     DEFAULT_BINARY_NAME = "localhost"
     EXTERNAL_RUNTIMES_PATH = "/opt/tbotspython/external_runtimes"
     RUNTIME_CONFIG_PATH = f"{EXTERNAL_RUNTIMES_PATH}/runtime_config.toml"
+    INSTALL_URL = "https://api.github.com/repos/UBC-Thunderbots/Software/releases"
+    DOWNLOAD_PREFIX = "https://github.com/UBC-Thunderbots/Software/releases/download/"