Reland "Migrate buildinfo.sh script into Soong"

To build system.img in Soong, we need all artifacts including
build.prop. This fully migrates buildinfo.prop file into Soong as a
first step to build build.prop on Soong.

This fixes an error caused by an incorrect path to build thumbprint
file.

Bug: 322090587
Test: compare build.prop before and after
Test: build multiple times and see build.prop isn't rebuilt
Change-Id: Id4fa830009538856c30825ff47268b11fa6cb5d6
diff --git a/scripts/buildinfo.py b/scripts/buildinfo.py
new file mode 100755
index 0000000..e4fb0da
--- /dev/null
+++ b/scripts/buildinfo.py
@@ -0,0 +1,156 @@
+#!/usr/bin/env python3
+#
+# Copyright (C) 2024 The Android Open Source Project
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+"""A tool for generating buildinfo.prop"""
+
+import argparse
+import contextlib
+import subprocess
+
+def parse_args():
+  """Parse commandline arguments."""
+  parser = argparse.ArgumentParser()
+  parser.add_argument('--use-vbmeta-digest-in-fingerprint', action='store_true')
+  parser.add_argument('--build-flavor', required=True)
+  parser.add_argument('--build-hostname-file', required=True, type=argparse.FileType('r')),
+  parser.add_argument('--build-id', required=True)
+  parser.add_argument('--build-keys', required=True)
+  parser.add_argument('--build-number-file', required=True, type=argparse.FileType('r'))
+  parser.add_argument('--build-thumbprint-file', type=argparse.FileType('r'))
+  parser.add_argument('--build-type', required=True)
+  parser.add_argument('--build-username', required=True)
+  parser.add_argument('--build-variant', required=True)
+  parser.add_argument('--cpu-abis', action='append', required=True)
+  parser.add_argument('--date-file', required=True, type=argparse.FileType('r'))
+  parser.add_argument('--default-locale')
+  parser.add_argument('--default-wifi-channels', action='append', default=[])
+  parser.add_argument('--device', required=True)
+  parser.add_argument("--display-build-number", action='store_true')
+  parser.add_argument('--platform-base-os', required=True)
+  parser.add_argument('--platform-display-version', required=True)
+  parser.add_argument('--platform-min-supported-target-sdk-version', required=True)
+  parser.add_argument('--platform-preview-sdk-fingerprint-file',
+                      required=True,
+                      type=argparse.FileType('r'))
+  parser.add_argument('--platform-preview-sdk-version', required=True)
+  parser.add_argument('--platform-sdk-version', required=True)
+  parser.add_argument('--platform-security-patch', required=True)
+  parser.add_argument('--platform-version', required=True)
+  parser.add_argument('--platform-version-codename',required=True)
+  parser.add_argument('--platform-version-all-codenames', action='append', required=True)
+  parser.add_argument('--platform-version-known-codenames', required=True)
+  parser.add_argument('--platform-version-last-stable', required=True)
+  parser.add_argument('--product', required=True)
+
+  parser.add_argument('--out', required=True, type=argparse.FileType('w'))
+
+  return parser.parse_args()
+
+def main():
+  option = parse_args()
+
+  build_hostname = option.build_hostname_file.read().strip()
+  build_number = option.build_number_file.read().strip()
+  build_version_tags = option.build_keys
+  if option.build_type == "debug":
+    build_version_tags = "debug," + build_version_tags
+
+  raw_date = option.date_file.read().strip()
+  date = subprocess.check_output(["date", "-d", f"@{raw_date}"], text=True).strip()
+  date_utc = subprocess.check_output(["date", "-d", f"@{raw_date}", "+%s"], text=True).strip()
+
+  # build_desc is human readable strings that describe this build. This has the same info as the
+  # build fingerprint.
+  # e.g. "aosp_cf_x86_64_phone-userdebug VanillaIceCream MAIN eng.20240319.143939 test-keys"
+  build_desc = f"{option.product}-{option.build_variant} {option.platform_version} " \
+               f"{option.build_id} {build_number} {build_version_tags}"
+
+  platform_preview_sdk_fingerprint = option.platform_preview_sdk_fingerprint_file.read().strip()
+
+  with contextlib.redirect_stdout(option.out):
+    print("# begin build properties")
+    print("# autogenerated by buildinfo.py")
+
+    # The ro.build.id will be set dynamically by init, by appending the unique vbmeta digest.
+    if option.use_vbmeta_digest_in_fingerprint:
+      print(f"ro.build.legacy.id={option.build_id}")
+    else:
+      print(f"ro.build.id?={option.build_id}")
+
+    # ro.build.display.id is shown under Settings -> About Phone
+    if option.build_variant == "user":
+      # User builds should show:
+      # release build number or branch.buld_number non-release builds
+
+      # Dev. branches should have DISPLAY_BUILD_NUMBER set
+      if option.display_build_number:
+        print(f"ro.build.display.id?={option.build_id} {build_number} {option.build_keys}")
+      else:
+        print(f"ro.build.display.id?={option.build_id} {option.build_keys}")
+    else:
+      # Non-user builds should show detailed build information (See build desc above)
+      print(f"ro.build.display.id?={build_desc}")
+    print(f"ro.build.version.incremental={build_number}")
+    print(f"ro.build.version.sdk={option.platform_sdk_version}")
+    print(f"ro.build.version.preview_sdk={option.platform_preview_sdk_version}")
+    print(f"ro.build.version.preview_sdk_fingerprint={platform_preview_sdk_fingerprint}")
+    print(f"ro.build.version.codename={option.platform_version_codename}")
+    print(f"ro.build.version.all_codenames={','.join(option.platform_version_all_codenames)}")
+    print(f"ro.build.version.known_codenames={option.platform_version_known_codenames}")
+    print(f"ro.build.version.release={option.platform_version_last_stable}")
+    print(f"ro.build.version.release_or_codename={option.platform_version}")
+    print(f"ro.build.version.release_or_preview_display={option.platform_display_version}")
+    print(f"ro.build.version.security_patch={option.platform_security_patch}")
+    print(f"ro.build.version.base_os={option.platform_base_os}")
+    print(f"ro.build.version.min_supported_target_sdk={option.platform_min_supported_target_sdk_version}")
+    print(f"ro.build.date={date}")
+    print(f"ro.build.date.utc={date_utc}")
+    print(f"ro.build.type={option.build_variant}")
+    print(f"ro.build.user={option.build_username}")
+    print(f"ro.build.host={build_hostname}")
+    # TODO: Remove any tag-related optional property declarations once the goals
+    # from go/arc-android-sigprop-changes have been achieved.
+    print(f"ro.build.tags?={build_version_tags}")
+    # ro.build.flavor are used only by the test harness to distinguish builds.
+    # Only add _asan for a sanitized build if it isn't already a part of the
+    # flavor (via a dedicated lunch config for example).
+    print(f"ro.build.flavor={option.build_flavor}")
+
+    # These values are deprecated, use "ro.product.cpu.abilist"
+    # instead (see below).
+    print(f"# ro.product.cpu.abi and ro.product.cpu.abi2 are obsolete,")
+    print(f"# use ro.product.cpu.abilist instead.")
+    print(f"ro.product.cpu.abi={option.cpu_abis[0]}")
+    if len(option.cpu_abis) > 1:
+      print(f"ro.product.cpu.abi2={option.cpu_abis[1]}")
+
+    if option.default_locale:
+      print(f"ro.product.locale={option.default_locale}")
+    print(f"ro.wifi.channels={' '.join(option.default_wifi_channels)}")
+
+    print(f"# ro.build.product is obsolete; use ro.product.device")
+    print(f"ro.build.product={option.device}")
+
+    print(f"# Do not try to parse description or thumbprint")
+    print(f"ro.build.description?={build_desc}")
+    if option.build_thumbprint_file:
+      build_thumbprint = option.build_thumbprint_file.read().strip()
+      print(f"ro.build.thumbprint={build_thumbprint}")
+
+    print(f"# end build properties")
+
+if __name__ == "__main__":
+  main()