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dyrnq/cobra-example
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this project is a POC using cobra, viper, pflag.
go mod init github.com/dyrnq/cobra-examplecobra-cli init --vipercobra-cli add serve --vipercobra-cli add version --viperGOPROXY=https://goproxy.io,direct go mod tidy
make run
## test case./main serve./main serve --server.address 127.0.0.1SERVER_ADDRESS=0.0.0.0 ./main serveSERVER_ADDRESS=0.0.0.0 SERVER_PORT=7777 ./main serve --config ./config-demo.yamlSERVER_ADDRESS=0.0.0.0 ./main serve --server.address 127.0.0.1 --server.port=8899SERVER_ADDRESS=0.0.0.0 ./main serve --server.address 127.0.0.1 --server.port=35566 --config ./config-demo.yamlPriority
--args> ENV> config.yaml
Addhttps://github.com/grpc/grpc-go/tree/master/examples/helloworld to subcomand
protoc \--go_out=. \--go_opt=paths=source_relative \--go-grpc_out=. \--go-grpc_opt=paths=source_relative \pkg/grpc/helloworld/*.protobash: protoc: command not found
# https://github.com/protocolbuffers/protobuf/releases/download/v28.0/protoc-28.0-linux-x86_64.zipPROTOC_VER=28.0if ["$(uname -m)"="x86_64" ];then arch="amd64";fiif ["$(uname -m)"="aarch64" ];then arch="arm64";fiPROTOC_ZIP="protoc-${PROTOC_VER}-linux-${arch}.zip"url="https://github.com/protocolbuffers/protobuf/releases/download/v${PROTOC_VER}/${PROTOC_ZIP}";url=${url/github.com/mirror.ghproxy.com/github.com}echo"${url}"curl -O -fL -# --retry 10${url}unzip -o$PROTOC_ZIP -d /usr/local bin/protocunzip -o$PROTOC_ZIP -d /usr/local'include/*'rm -f$PROTOC_ZIP
protoc-gen-go: program not found or is not executablePlease specify a program using absolute path or make sure the program is available in your PATH system variable--go_out: protoc-gen-go: Plugin failed with status code 1.
$ GOPROXY=https://goproxy.io,direct go install google.golang.org/protobuf/cmd/protoc-gen-go@latestgo: downloading google.golang.org/protobuf v1.34.2$ GOPROXY=https://goproxy.io,direct go install google.golang.org/grpc/cmd/protoc-gen-go-grpc@latestgo: downloading google.golang.org/grpc v1.66.0go: downloading google.golang.org/grpc/cmd/protoc-gen-go-grpc v1.5.1go: downloading google.golang.org/protobuf v1.34.1
pkg/grpc/helloworld/helloworld_grpc.pb.go:33:16: undefined: grpc.SupportPackageIsVersion9
$ GOPROXY=https://goproxy.io,direct go get -u google.golang.org/grpc@latestgo: downloading golang.org/x/net v0.26.0go: downloading golang.org/x/sys v0.21.0go: downloading google.golang.org/genproto/googleapis/rpc v0.0.0-20240604185151-ef581f913117go: downloading golang.org/x/net v0.29.0go: downloading google.golang.org/genproto/googleapis/rpc v0.0.0-20240903143218-8af14fe29dc1go: downloading google.golang.org/genproto v0.0.0-20240903143218-8af14fe29dc1go: downloading golang.org/x/text v0.16.0go: downloading golang.org/x/text v0.18.0go: upgraded golang.org/x/net v0.23.0 => v0.29.0go: upgraded golang.org/x/sys v0.18.0 => v0.25.0go: upgraded golang.org/x/text v0.14.0 => v0.18.0go: upgraded google.golang.org/genproto/googleapis/rpc v0.0.0-20240314234333-6e1732d8331c => v0.0.0-20240903143218-8af14fe29dc1go: upgraded google.golang.org/grpc v1.62.1 => v1.66.0go: upgraded google.golang.org/protobuf v1.33.0 => v1.34.2
cobra-cli add grpc-helloworld --parent rootCmd --vipercobra-cli add server --parent grpcHelloworldCmd --vipercobra-cli add client --parent grpcHelloworldCmd --viper
./main grpc-helloworld server --grpc.address 0.0.0.0 --grpc.port 50051./main grpc-helloworld client --grpc.server 127.0.0.1:50051 --msg 你好
cobra-cli add grpc-stream --parent rootCmd --vipercobra-cli add grpc-stream-server --parent grpcStreamCmd --vipercobra-cli add grpc-stream-client --parent grpcStreamCmd --viper./main grpc-stream server./main grpc-stream client