1 files changed, 71 insertions, 0 deletions
diff --git a/testing/condprofile/condprof/check_install.py b/testing/condprofile/condprof/check_install.py
new file mode 100644
index 0000000000..0209db3a55
--- /dev/null
+++ b/testing/condprofile/condprof/check_install.py
@@ -0,0 +1,71 @@
+# This Source Code Form is subject to the terms of the Mozilla Public
+# License, v. 2.0. If a copy of the MPL was not distributed with this
+# file, You can obtain one at http://mozilla.org/MPL/2.0/.
+""" Installs dependencies at runtime to simplify deployment.
+
+This module tries to make sure we have all dependencies installed on
+all our environments.
+"""
+import os
+import subprocess
+import sys
+
+PY3 = sys.version_info.major == 3
+TOPDIR = os.path.join(os.path.dirname(__file__), "..")
+
+
+def install_reqs():
+    """We install requirements one by one, with no cache, and in isolated mode."""
+    try:
+        import yaml  # NOQA
+
+        return False
+    except Exception:
+        # we're detecting here that this is running in Taskcluster
+        # by checking for the presence of the mozfile directory
+        # that was decompressed from target.condprof.tests.tar.gz
+        run_in_ci = os.path.exists(os.path.join(TOPDIR, "mozfile"))
+
+        # On Python 2 we only install what's required for condprof.client
+        # On Python 3 it's the full thing
+        if not run_in_ci:
+            req_files = PY3 and ["base.txt", "local.txt"] or ["local-client.txt"]
+        else:
+            req_files = PY3 and ["base.txt", "ci.txt"] or ["ci-client.txt"]
+
+        for req_file in req_files:
+            req_file = os.path.join(TOPDIR, "requirements", req_file)
+
+            with open(req_file) as f:
+                reqs = [
+                    req
+                    for req in f.read().split("\n")
+                    if req.strip() != "" and not req.startswith("#")
+                ]
+                for req in reqs:
+                    subprocess.check_call(
+                        [
+                            sys.executable,
+                            "-m",
+                            "pip",
+                            "install",
+                            "--no-cache-dir",
+                            "--isolated",
+                            "--find-links",
+                            "https://pypi.pub.build.mozilla.org/pub/",
+                            req,
+                        ]
+                    )
+
+        return True
+
+
+def check():
+    """Called by the runner.
+
+    The check function will restart the app after
+    all deps have been installed.
+    """
+    if install_reqs():
+        os.execl(sys.executable, sys.executable, *sys.argv)
+        os._exit(0)