Setup bazel workspace for registry tools (#416)

* Setup bazel workspace for registry tools

* Add calls to chdir

.bazelrc

@@ -0,0 +1 @@
+common --enable_bzlmod

.bazelversion

@@ -0,0 +1 @@
+6.0.0

.gitignore

@@ -1 +1,2 @@
 tools/__pycache__
+/bazel-*

MODULE.bazel

@@ -0,0 +1,29 @@
+module(
+    name = "bazel_central_registry",
+    compatibility_level = 1,
+    version = "0.0.0",
+)
+
+bazel_dep(name = "rules_python", version = "0.17.3")
+
+python = use_extension("@rules_python//python:extensions.bzl", "python")
+
+python.toolchain(
+   name = "python3",
+   python_version = "3.11",
+)
+
+use_repo(python, "python3_toolchains")
+
+register_toolchains(
+   "@python3_toolchains//:all",
+)
+
+pip = use_extension("@rules_python//python:extensions.bzl", "pip")
+
+pip.parse(
+  name = "tools_deps",
+  requirements_lock = "//tools:requirements_lock.txt",
+)
+
+use_repo(pip, "tools_deps")

README.md

@@ -17,5 +17,5 @@ If you consider it necessary, you can do the following to avoid depending on the
 
 - Clone the BCR repository or mirror the content to your own infrastructure and use the [--registry](https://bazel.build/reference/command-line-reference#flag--registry) option to change the default Bazel registry to your own.
 - Host your own mirror for all source archive URLs and add the mirror URL in `./bazel_registry.json`.
-  You can run the `./tools/print_all_src_urls.py` script to get the list of source URLs to mirror for all Bazel modules checked into the BCR.
+  You can run `bazel run //tools:print_all_src_urls` to get the list of source URLs to mirror for all Bazel modules checked into the BCR.
   For example, `https://foo.com/bar.zip` should be mirrored to `https://<your mirror>/foo.com/bar.zip`.

tools/BUILD

@@ -0,0 +1,76 @@
+load("@rules_python//python:defs.bzl", "py_binary", "py_library")
+load("@rules_python//python:pip.bzl", "compile_pip_requirements")
+load("@tools_deps//:requirements.bzl", "requirement")
+
+compile_pip_requirements(
+    name = "requirements",
+    requirements_in = "requirements.in",
+    requirements_txt = "requirements_lock.txt",
+)
+
+py_binary(
+    name = "add_module",
+    srcs = ["add_module.py"],
+    deps = [
+	":bcr_validation",
+	":registry",
+    ],
+)
+
+py_binary(
+    name = "calc_integrity",
+    srcs = ["calc_integrity.py"],
+    deps = [
+      ":registry",
+      requirement("validators"),
+    ],
+)
+
+py_binary(
+    name = "migrate_to_bzlmod",
+    srcs = ["migrate_to_bzlmod.py"],
+    deps = [
+      ":registry",
+    ],
+)
+
+py_binary(
+    name = "print_all_src_urls",
+    srcs = ["print_all_src_urls.py"],
+    deps = [
+      ":registry",
+    ],
+)
+
+py_library(
+    name = "bcr_validation",
+    srcs = ["bcr_validation.py"],
+    deps = [
+      ":registry",
+      ":verify_stable_archives",
+    ],
+)
+
+py_library(
+    name = "verify_stable_archives",
+    srcs = ["verify_stable_archives.py"],
+)
+
+py_library(
+    name = "registry",
+    srcs = ["registry.py"],
+    imports = ["."],
+    deps = [
+      requirement("pyyaml"),
+    ],
+)
+
+py_test(
+    name = "version_test",
+    srcs = [
+      "version_test.py",
+    ],
+    deps = [
+      "registry", 
+    ],
+)

tools/README.md

@@ -4,7 +4,7 @@
 
 An interactive script for adding a module to the BCR.
 ```
-$ ./tools/add_module.py
+$ bazel run //tools:add_module
 INFO: Getting module information from user input...
 ACTION: Please enter the module name:
 ...
@@ -41,7 +41,7 @@ optional arguments:
 
 Print the list of source archive URLs of all modules in the BCR.
 ```
-$ ./tools/print_all_src_urls.py
+$ bazel run //tools:print_all_src_urls
 https://github.com/bazelbuild/rules_jvm_external/archive/refs/tags/4.4.2.zip
 https://github.com/bazelbuild/rules_jvm_external/archive/refs/tags/4.5.zip
 ...

tools/add_module.py

@@ -37,6 +37,7 @@
 """
 
 import argparse
+import os
 import sys
 import time
 
@@ -213,4 +214,7 @@ def main(argv=None):
 
 
 if __name__ == "__main__":
+  # Under 'bazel run' we want to run within the source folder instead of the execroot.
+  if os.getenv("BUILD_WORKSPACE_DIRECTORY"):
+    os.chdir(os.getenv("BUILD_WORKSPACE_DIRECTORY"))
   sys.exit(main())

tools/bcr_validation.py

@@ -334,4 +334,7 @@ def main(argv=None):
   return validator.getValidationReturnCode()
 
 if __name__ == "__main__":
+  # Under 'bazel run' we want to run within the source folder instead of the execroot.
+  if os.getenv("BUILD_WORKSPACE_DIRECTORY"):
+    os.chdir(os.getenv("BUILD_WORKSPACE_DIRECTORY"))
   sys.exit(main())

tools/calc_integrity.py

@@ -15,13 +15,17 @@
 # limitations under the License.
 
 import validators
+import os
 import sys
 
 from registry import read
 from registry import download
 from registry import integrity
 
 if __name__ == "__main__":
+  # Under 'bazel run' we want to run within the source folder instead of the execroot.
+  if os.getenv("BUILD_WORKSPACE_DIRECTORY"):
+    os.chdir(os.getenv("BUILD_WORKSPACE_DIRECTORY"))
   if validators.url(sys.argv[1]):
     print(integrity(download(sys.argv[1])))
   else:

tools/print_all_src_urls.py

@@ -17,6 +17,7 @@
 # pylint: disable=line-too-long
 # pylint: disable=missing-function-docstring
 
+import os
 import sys
 
 from registry import RegistryClient
@@ -27,4 +28,7 @@ def main():
     print(client.get_source(name, version)["url"])
 
 if __name__ == "__main__":
+  # Under 'bazel run' we want to run within the source folder instead of the execroot.
+  if os.getenv("BUILD_WORKSPACE_DIRECTORY"):
+    os.chdir(os.getenv("BUILD_WORKSPACE_DIRECTORY"))
   sys.exit(main())

tools/requirements.in

@@ -0,0 +1,2 @@
+pyyaml
+validators

tools/requirements_lock.txt

@@ -0,0 +1,55 @@
+#
+# This file is autogenerated by pip-compile with Python 3.11
+# by the following command:
+#
+#    bazel run //tools:requirements.update
+#
+decorator==5.1.1 \
+    --hash=sha256:637996211036b6385ef91435e4fae22989472f9d571faba8927ba8253acbc330 \
+    --hash=sha256:b8c3f85900b9dc423225913c5aace94729fe1fa9763b38939a95226f02d37186
+    # via validators
+pyyaml==6.0 \
+    --hash=sha256:01b45c0191e6d66c470b6cf1b9531a771a83c1c4208272ead47a3ae4f2f603bf \
+    --hash=sha256:0283c35a6a9fbf047493e3a0ce8d79ef5030852c51e9d911a27badfde0605293 \
+    --hash=sha256:055d937d65826939cb044fc8c9b08889e8c743fdc6a32b33e2390f66013e449b \
+    --hash=sha256:07751360502caac1c067a8132d150cf3d61339af5691fe9e87803040dbc5db57 \
+    --hash=sha256:0b4624f379dab24d3725ffde76559cff63d9ec94e1736b556dacdfebe5ab6d4b \
+    --hash=sha256:0ce82d761c532fe4ec3f87fc45688bdd3a4c1dc5e0b4a19814b9009a29baefd4 \
+    --hash=sha256:1e4747bc279b4f613a09eb64bba2ba602d8a6664c6ce6396a4d0cd413a50ce07 \
+    --hash=sha256:213c60cd50106436cc818accf5baa1aba61c0189ff610f64f4a3e8c6726218ba \
+    --hash=sha256:231710d57adfd809ef5d34183b8ed1eeae3f76459c18fb4a0b373ad56bedcdd9 \
+    --hash=sha256:277a0ef2981ca40581a47093e9e2d13b3f1fbbeffae064c1d21bfceba2030287 \
+    --hash=sha256:2cd5df3de48857ed0544b34e2d40e9fac445930039f3cfe4bcc592a1f836d513 \
+    --hash=sha256:40527857252b61eacd1d9af500c3337ba8deb8fc298940291486c465c8b46ec0 \
+    --hash=sha256:432557aa2c09802be39460360ddffd48156e30721f5e8d917f01d31694216782 \
+    --hash=sha256:473f9edb243cb1935ab5a084eb238d842fb8f404ed2193a915d1784b5a6b5fc0 \
+    --hash=sha256:48c346915c114f5fdb3ead70312bd042a953a8ce5c7106d5bfb1a5254e47da92 \
+    --hash=sha256:50602afada6d6cbfad699b0c7bb50d5ccffa7e46a3d738092afddc1f9758427f \
+    --hash=sha256:68fb519c14306fec9720a2a5b45bc9f0c8d1b9c72adf45c37baedfcd949c35a2 \
+    --hash=sha256:77f396e6ef4c73fdc33a9157446466f1cff553d979bd00ecb64385760c6babdc \
+    --hash=sha256:81957921f441d50af23654aa6c5e5eaf9b06aba7f0a19c18a538dc7ef291c5a1 \
+    --hash=sha256:819b3830a1543db06c4d4b865e70ded25be52a2e0631ccd2f6a47a2822f2fd7c \
+    --hash=sha256:897b80890765f037df3403d22bab41627ca8811ae55e9a722fd0392850ec4d86 \
+    --hash=sha256:98c4d36e99714e55cfbaaee6dd5badbc9a1ec339ebfc3b1f52e293aee6bb71a4 \
+    --hash=sha256:9df7ed3b3d2e0ecfe09e14741b857df43adb5a3ddadc919a2d94fbdf78fea53c \
+    --hash=sha256:9fa600030013c4de8165339db93d182b9431076eb98eb40ee068700c9c813e34 \
+    --hash=sha256:a80a78046a72361de73f8f395f1f1e49f956c6be882eed58505a15f3e430962b \
+    --hash=sha256:afa17f5bc4d1b10afd4466fd3a44dc0e245382deca5b3c353d8b757f9e3ecb8d \
+    --hash=sha256:b3d267842bf12586ba6c734f89d1f5b871df0273157918b0ccefa29deb05c21c \
+    --hash=sha256:b5b9eccad747aabaaffbc6064800670f0c297e52c12754eb1d976c57e4f74dcb \
+    --hash=sha256:bfaef573a63ba8923503d27530362590ff4f576c626d86a9fed95822a8255fd7 \
+    --hash=sha256:c5687b8d43cf58545ade1fe3e055f70eac7a5a1a0bf42824308d868289a95737 \
+    --hash=sha256:cba8c411ef271aa037d7357a2bc8f9ee8b58b9965831d9e51baf703280dc73d3 \
+    --hash=sha256:d15a181d1ecd0d4270dc32edb46f7cb7733c7c508857278d3d378d14d606db2d \
+    --hash=sha256:d4b0ba9512519522b118090257be113b9468d804b19d63c71dbcf4a48fa32358 \
+    --hash=sha256:d4db7c7aef085872ef65a8fd7d6d09a14ae91f691dec3e87ee5ee0539d516f53 \
+    --hash=sha256:d4eccecf9adf6fbcc6861a38015c2a64f38b9d94838ac1810a9023a0609e1b78 \
+    --hash=sha256:d67d839ede4ed1b28a4e8909735fc992a923cdb84e618544973d7dfc71540803 \
+    --hash=sha256:daf496c58a8c52083df09b80c860005194014c3698698d1a57cbcfa182142a3a \
+    --hash=sha256:dbad0e9d368bb989f4515da330b88a057617d16b6a8245084f1b05400f24609f \
+    --hash=sha256:e61ceaab6f49fb8bdfaa0f92c4b57bcfbea54c09277b1b4f7ac376bfb7a7c174 \
+    --hash=sha256:f84fbc98b019fef2ee9a1cb3ce93e3187a6df0b2538a651bfb890254ba9f90b5
+    # via -r tools/requirements.in
+validators==0.20.0 \
+    --hash=sha256:24148ce4e64100a2d5e267233e23e7afeb55316b47d30faae7eb6e7292bc226a
+    # via -r tools/requirements.in