在运行“make”或“make xxx”命令之前，要先运行“make setup”命令。否则，“make”会失败：
# make
......
lint
/bin/sh: 1: golint: not found
......
“make generate”也会失败：
# make generate
bin/protoc-gen-gogoswarm
generate
mockgen -package exec -destination controller_test.mock.go -source controller.go Controller StatusReporter
agent/exec/controller_test.go:17: running "mockgen": exec: "mockgen": executable file not found in $PATH
protoc -I.:../protobuf:../vendor:../vendor/github.com/gogo/protobuf --gogoswarm_out=plugins=grpc+deepcopy+raftproxy+authenticatedwrapper,import_path=github.com/docker/swarmkit/api,Mgogoproto/gogo.proto=github.com/gogo/protobuf/gogoproto,Mtimestamp/timestamp.proto=github.com/docker/swarmkit/api/timestamp,Mduration/duration.proto=github.com/docker/swarmkit/api/duration,Mgoogle/protobuf/descriptor.proto=github.com/gogo/protobuf/protoc-gen-gogo/descriptor,Mplugin/plugin.proto=github.com/docker/swarmkit/protobuf/plugin:. types.proto specs.proto objects.proto control.proto dispatcher.proto ca.proto snapshot.proto raft.proto health.proto resource.proto
protoc -I.:../../vendor:../../vendor/github.com/gogo/protobuf --gogoswarm_out=plugins=grpc+deepcopy+raftproxy+authenticatedwrapper,import_path=github.com/docker/swarmkit/api/duration,Mgogoproto/gogo.proto=github.com/gogo/protobuf/gogoproto:. duration.proto
protoc -I.:../../vendor:../../vendor/github.com/gogo/protobuf --gogoswarm_out=plugins=grpc+deepcopy+raftproxy+authenticatedwrapper,import_path=github.com/docker/swarmkit/api/timestamp,Mgogoproto/gogo.proto=github.com/gogo/protobuf/gogoproto:. timestamp.proto
protoc -I.:/usr/local --gogoswarm_out=import_path=github.com/docker/swarmkit/protobuf/plugin,Mgoogle/protobuf/descriptor.proto=github.com/gogo/protobuf/protoc-gen-gogo/descriptor:. plugin.proto
protoc -I.:../../../../vendor --gogoswarm_out=plugins=deepcopy,import_path=github.com/docker/swarmkit/protobuf/plugin/deepcopy/test:. deepcopy.proto
protoc -I.:../../../../vendor --gogoswarm_out=plugins=grpc+raftproxy,import_path=github.com/docker/swarmkit/protobuf/plugin/raftproxy/test:. service.proto
Makefile:43: recipe for target 'generate' failed
make: *** [generate] Error 1