1 files changed, 67 insertions, 19 deletions
diff --git a/python/servo/platform/macos.py b/python/servo/platform/macos.py
index 6189140cabf..0f5ca632b2f 100644
--- a/python/servo/platform/macos.py
+++ b/python/servo/platform/macos.py
@@ -9,28 +9,76 @@
 
 import os
 import subprocess
+import tempfile
+from typing import Optional
 
+from .. import util
 from .base import Base
-from ..gstreamer import macos_gst_root
+
+URL_BASE = "https://github.com/servo/servo-build-deps/releases/download/macOS"
+GSTREAMER_URL = f"{URL_BASE}/gstreamer-1.0-1.22.2-universal.pkg"
+GSTREAMER_DEVEL_URL = f"{URL_BASE}/gstreamer-1.0-devel-1.22.2-universal.pkg"
+GSTREAMER_ROOT = "/Library/Frameworks/GStreamer.framework/Versions/1.0"
 
 
 class MacOS(Base):
-    def __init__(self):
-        pass
-
-    def _platform_is_gstreamer_installed(self) -> bool:
-        # We override homebrew gstreamer if installed and always use pkgconfig
-        # from official gstreamer framework.
-        try:
-            gst_root = macos_gst_root()
-            env = os.environ.copy()
-            env["PATH"] = os.path.join(gst_root, "bin")
-            env["PKG_CONFIG_PATH"] = os.path.join(gst_root, "lib", "pkgconfig")
-            has_gst = subprocess.call(
-                ["pkg-config", "--atleast-version=1.21", "gstreamer-1.0"],
-                stdout=subprocess.PIPE, stderr=subprocess.PIPE, env=env) == 0
-            gst_lib_dir = subprocess.check_output(
-                ["pkg-config", "--variable=libdir", "gstreamer-1.0"], env=env)
-            return has_gst and gst_lib_dir.startswith(bytes(gst_root, 'utf-8'))
-        except FileNotFoundError:
+    def __init__(self, *args, **kwargs):
+        super().__init__(*args, **kwargs)
+        self.is_macos = True
+
+    def library_path_variable_name(self):
+        return "DYLD_LIBRARY_PATH"
+
+    def gstreamer_root(self, cross_compilation_target: Optional[str]) -> Optional[str]:
+        # We do not support building with gstreamer while cross-compiling on MacOS.
+        if cross_compilation_target or not os.path.exists(GSTREAMER_ROOT):
+            return None
+        return GSTREAMER_ROOT
+
+    def is_gstreamer_installed(self, cross_compilation_target: Optional[str]) -> bool:
+        if not super().is_gstreamer_installed(cross_compilation_target):
+            return False
+
+        # Servo only supports the official GStreamer distribution on MacOS.
+        env = os.environ.copy()
+        self.set_gstreamer_environment_variables_if_necessary(
+            env, cross_compilation_target, check_installation=False
+        )
+        gst_lib_dir = subprocess.check_output(
+            ["pkg-config", "--variable=libdir", "gstreamer-1.0"], env=env
+        )
+        if not gst_lib_dir.startswith(bytes(GSTREAMER_ROOT, "utf-8")):
+            print("GStreamer is installed, but not the official packages.\n"
+                  "Run `./mach bootstrap-gtstreamer` or install packages from "
+                  "https://gstreamer.freedesktop.org/")
             return False
+        return True
+
+    def _platform_bootstrap_gstreamer(self, force: bool) -> bool:
+        if not force and self.is_gstreamer_installed(cross_compilation_target=None):
+            return False
+
+        with tempfile.TemporaryDirectory() as temp_dir:
+            libs_pkg = os.path.join(temp_dir, GSTREAMER_URL.rsplit("/", maxsplit=1)[-1])
+            devel_pkg = os.path.join(
+                temp_dir, GSTREAMER_DEVEL_URL.rsplit("/", maxsplit=1)[-1]
+            )
+
+            util.download_file("GStreamer libraries", GSTREAMER_URL, libs_pkg)
+            util.download_file(
+                "GStreamer development support", GSTREAMER_DEVEL_URL, devel_pkg
+            )
+
+            print("Installing GStreamer packages...")
+            subprocess.check_call(
+                [
+                    "sudo",
+                    "sh",
+                    "-c",
+                    f"installer -pkg '{libs_pkg}' -target / &&"
+                    f"installer -pkg '{devel_pkg}' -target /",
+                ]
+            )
+
+            assert self.is_gstreamer_installed(cross_compilation_target=None)
+            return True