add ymake export to ydb

1 files changed, 81 insertions, 0 deletions

diff --git a/build/scripts/go_proto_wrapper.py b/build/scripts/go_proto_wrapper.py
new file mode 100644
index 0000000000..159bd42c93
--- /dev/null
+++ b/build/scripts/go_proto_wrapper.py
@@ -0,0 +1,81 @@
+from __future__ import absolute_import, unicode_literals
+import os
+import re
+import shutil
+import subprocess
+import sys
+import tempfile
+
+
+OUT_DIR_FLAG_PATTERN = re.compile(r'^(--go(([-_]\w+))*_out=)')
+
+
+def move_tree(src_root, dst_root):
+    for root, _, files in os.walk(src_root):
+        rel_dir = os.path.relpath(root, src_root)
+        dst_dir = os.path.join(dst_root, rel_dir)
+        if not os.path.exists(dst_dir):
+            os.mkdir(dst_dir)
+        for file in files:
+            os.rename(os.path.join(root, file), os.path.join(dst_dir, file))
+
+
+def main(arcadia_prefix, contrib_prefix, proto_namespace, args):
+    out_dir_orig = None
+    out_dir_temp = None
+    for i in range(len(args)):
+        m = re.match(OUT_DIR_FLAG_PATTERN, args[i])
+        if m:
+            out_dir_flag = m.group(1)
+            index = max(len(out_dir_flag), args[i].rfind(':')+1)
+            out_dir = args[i][index:]
+            if out_dir_orig:
+                assert out_dir_orig == out_dir, 'Output directories do not match: [{}] and [{}]'.format(out_dir_orig, out_dir)
+            else:
+                out_dir_orig = out_dir
+                out_dir_temp = tempfile.mkdtemp(dir=out_dir_orig)
+            args[i] = (args[i][:index] + out_dir_temp).replace('|', ',')
+    assert out_dir_temp is not None, 'Output directory is not specified'
+
+    try:
+        subprocess.check_output(args, stdin=None, stderr=subprocess.STDOUT)
+    except subprocess.CalledProcessError as e:
+        sys.stderr.write('{} returned non-zero exit code {}.\n{}\n'.format(' '.join(e.cmd), e.returncode, e.output.decode('utf-8')))
+        return e.returncode
+
+    # All Arcadia GO projects should have 'a.yandex-team.ru/' namespace prefix.
+    # If the namespace doesn't start with 'a.yandex-team.ru/' prefix then this
+    # project is from vendor directory under the root of Arcadia.
+    out_dir_src = os.path.normpath(os.path.join(out_dir_temp, arcadia_prefix, proto_namespace))
+    out_dir_dst = out_dir_orig
+    is_from_contrib = False
+    if not os.path.isdir(out_dir_src):
+        is_from_contrib = True
+        out_dir_src = out_dir_temp
+        out_dir_dst = os.path.join(out_dir_orig, contrib_prefix)
+
+    if not os.path.exists(out_dir_src) or is_from_contrib:
+        protos = [x for x in args if x.endswith('.proto')]
+        if not is_from_contrib or not all(x.startswith(contrib_prefix) for x in protos):
+            proto_list = []
+            option_re = re.compile(r'^\s*option\s+go_package\s*=\s*')
+            for arg in protos:
+                with open(arg, 'r') as f:
+                    if not any([re.match(option_re, line) for line in f]):
+                        proto_list.append(arg)
+            if proto_list:
+                sys.stderr.write(
+                    '\nError: Option go_package is not specified in the following proto files: {}\n'
+                    '\nNOTE! You can find detailed description of how to properly set go_package '
+                    'option here https://wiki.yandex-team.ru/devrules/Go/#protobufigrpc'.format(', '.join(proto_list)))
+                return 1
+
+    move_tree(out_dir_src, out_dir_dst)
+
+    shutil.rmtree(out_dir_temp)
+
+    return 0
+
+
+if __name__ == '__main__':
+    sys.exit(main(os.path.normpath(sys.argv[1]), os.path.normpath(sys.argv[2]), os.path.normpath(sys.argv[3]), sys.argv[4:]))