kubebuilder codegen

- kubebuilder init --domain k8s.io --license apache2 --owner "The Shared LoadBalancer Authors"
- kubebuilder create api --group kubecon --version v1alpha1 --kind SharedLB
- add vendor to .gitignore

Author: Huang-Wei

.gitignore

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+
+# Binaries for programs and plugins
+*.exe
+*.exe~
+*.dll
+*.so
+*.dylib
+bin
+
+# Test binary, build with `go test -c`
+*.test
+
+# Output of the go coverage tool, specifically when used with LiteIDE
+*.out
+
+# Kubernetes Generated files - skip generated files, except for vendored files
+
+vendor/
+!vendor/**/zz_generated.*
+
+# editor and IDE paraphernalia
+.idea
+*.swp
+*.swo
+*~

Dockerfile

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+# Build the manager binary
+FROM golang:1.10.3 as builder
+
+# Copy in the go src
+WORKDIR /go/src/github.com/Huang-Wei/shared-loadbalancer
+COPY pkg/    pkg/
+COPY cmd/    cmd/
+COPY vendor/ vendor/
+
+# Build
+RUN CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go build -a -o manager github.com/Huang-Wei/shared-loadbalancer/cmd/manager
+
+# Copy the controller-manager into a thin image
+FROM ubuntu:latest
+WORKDIR /root/
+COPY --from=builder /go/src/github.com/Huang-Wei/shared-loadbalancer/manager .
+ENTRYPOINT ["./manager"]