use installed azcopy if we can't use our own (#126)

src/deployment/data_migration.py

@@ -1,8 +1,13 @@
-from azure.cosmosdb.table.tableservice import TableService
-from azure.cosmosdb.table.models import Entity
-from azure.cosmosdb.table.tablebatch import TableBatch
+#!/usr/bin/env python
+#
+# Copyright (c) Microsoft Corporation.
+# Licensed under the MIT License.
+
 import json
-from typing import Optional, Callable, Dict, List
+from typing import Callable, Dict, List
+
+from azure.cosmosdb.table.tablebatch import TableBatch
+from azure.cosmosdb.table.tableservice import TableService
 
 
 def migrate_task_os(table_service: TableService) -> None:

src/deployment/deploy.py

@@ -7,6 +7,7 @@ import argparse
 import json
 import logging
 import os
+import platform
 import shutil
 import subprocess
 import sys
@@ -74,6 +75,10 @@ TELEMETRY_NOTICE = (
     "To disable, delete the ONEFUZZ_TELEMETRY application setting in the "
     "Azure Functions instance"
 )
+AZCOPY_MISSING_ERROR = (
+    "azcopy is not installed and unable to use the built-in version. "
+    "Installation instructions are available at https://aka.ms/azcopy"
+)
 FUNC_TOOLS_ERROR = (
     "azure-functions-core-tools is not installed, "
     "install v3 using instructions: "
@@ -127,11 +132,21 @@ class Client:
         self.migrations = migrations
         self.export_appinsights = export_appinsights
 
-        if os.name == "nt":
-            self.azcopy = os.path.join(self.tools, "win64", "azcopy.exe")
-        else:
+        machine = platform.machine()
+        system = platform.system()
+
+        if system == "Linux" and machine == "x86_64":
             self.azcopy = os.path.join(self.tools, "linux", "azcopy")
             subprocess.check_output(["chmod", "+x", self.azcopy])
+        elif system == "Windows" and machine == "AMD64":
+            self.azcopy = os.path.join(self.tools, "win64", "azcopy.exe")
+        else:
+            azcopy = shutil.which("azcopy")
+            if not azcopy:
+                raise Exception(AZCOPY_MISSING_ERROR)
+            else:
+                logger.warn("unable to use built-in azcopy, using system install")
+                self.azcopy = azcopy
 
         with open(workbook_data) as f:
             self.workbook_data = json.load(f)

src/deployment/register_pool_application.py

@@ -8,7 +8,7 @@ import json
 import logging
 import os
 from datetime import datetime, timedelta
-from typing import Dict, List, Tuple, NamedTuple, Optional
+from typing import Dict, List, NamedTuple, Optional, Tuple
 from uuid import UUID, uuid4
 
 from azure.cli.core import get_default_cli  # type: ignore
@@ -23,7 +23,6 @@ from azure.graphrbac.models import (
 from functional import seq
 from msrest.serialization import TZ_UTC
 
-
 logger = logging.getLogger("deploy")
 
 
@@ -120,7 +119,8 @@ def create_application_registration(
         required_resource_access=(
             [
                 RequiredResourceAccess(
-                    resource_access=resource_access, resource_app_id=app.app_id,
+                    resource_access=resource_access,
+                    resource_app_id=app.app_id,
                 )
             ]
             if len(resource_access) > 0
@@ -268,7 +268,10 @@ def main():
     formatter = argparse.ArgumentDefaultsHelpFormatter
     parser = argparse.ArgumentParser(
         formatter_class=formatter,
-        description="Create an application registration and/or generate a password for the pool agent",
+        description=(
+            "Create an application registration and/or "
+            "generate a password for the pool agent"
+        ),
     )
     parser.add_argument("application_name")
     parser.add_argument("-v", "--verbose", action="store_true")