github.com/letsencrypt/boulder@v0.20251208.0/grpc/protogen.sh (about)

     1  #!/usr/bin/env bash
     2  
     3  # Should point to /path/to/boulder, given that this script
     4  # lives in the //grpc subdirectory of the boulder repo.
     5  root_dir=$(dirname $(dirname $(readlink -f "$0")))
     6  
     7  # Find each file below root_dir whose name matches *.proto and whose
     8  # path does not include the "vendor" directory. Emit them null-delimited
     9  # (to allow for spaces and newlines in filenames), and assign each to the
    10  # local variable `file`.
    11  find "${root_dir}" -name "*.proto" -not -path "*/vendor/*" -print0 | while read -d $'\0' file
    12  do
    13    # Have to use absolute paths to make protoc happy.
    14    proto_file=$(realpath "${file}")
    15    proto_dir=$(dirname "${proto_file}")
    16    # -I "${proto_dir}" makes imports search the current directory first
    17    # -I "${root_dir}" ensures that our proto files can import each other
    18    # --go_out="${proto_dir}" writes the .pb.go file adjacent to the proto file
    19    # --go-grpc_out="${proto_dir}" does the same for _grpc.pb.go
    20    # --go_opt=paths=source_relative derives output filenames from input filenames
    21    # --go-grpc_opt=paths=source_relative does the same for _grpc.pb.go
    22    # --go-grpc_opt=use_generic_streams=true causes protoc-gen-go-grpc to use generics for its stream objects, rather than generating a new impl for each one
    23    protoc -I "${proto_dir}" -I "${root_dir}" --go_out="${proto_dir}" --go-grpc_out="${proto_dir}" --go_opt=paths=source_relative --go-grpc_opt=paths=source_relative,use_generic_streams_experimental=true "${proto_file}"
    24  done