Add main.go and supporting materials (#1)

Signed-off-by: Ed Warnicke <[email protected]>

.golangci.yml

@@ -169,3 +169,8 @@ issues:
   exclude-use-default: false
   max-issues-per-linter: 0
   max-same-issues: 0
+  exclude-rules:
+    - path: main.go
+      linters:
+        - funlen
+      text: "Function 'main'"

.templateignore

@@ -1,2 +1,3 @@
 README.md
-.github/workflows/update-cmd-repositories.yaml
+.github/workflows/update-cmd-repositories.yaml
+.golangci.yml

Dockerfile

@@ -1,23 +1,31 @@
-FROM golang:1.15-buster as go
+FROM ghcr.io/edwarnicke/govpp/vpp:20.09 as go
+COPY --from=golang:1.15.3-buster /usr/local/go/ /go
+ENV PATH ${PATH}:/go/bin
 ENV GO111MODULE=on
 ENV CGO_ENABLED=0
 ENV GOBIN=/bin
-RUN go get github.com/go-delve/delve/cmd/[email protected]
-RUN go run github.com/edwarnicke/dl \
+RUN rm -r /etc/vpp
+RUN go get github.com/go-delve/delve/cmd/[email protected]
+RUN go get github.com/edwarnicke/dl
+RUN dl \
     https://github.com/spiffe/spire/releases/download/v0.9.3/spire-0.9.3-linux-x86_64-glibc.tar.gz | \
     tar -xzvf - -C /bin --strip=3 ./spire-0.9.3/bin/spire-server ./spire-0.9.3/bin/spire-agent
 
 FROM go as build
 WORKDIR /build
+COPY go.mod go.sum ./
+COPY ./local ./local
+COPY ./internal/imports ./internal/imports
+RUN go build ./internal/imports
 COPY . .
-RUN go build -o /bin/app .
+RUN go build -o /bin/forwarder .
 
 FROM build as test
 CMD go test -test.v ./...
 
 FROM test as debug
 CMD dlv -l :40000 --headless=true --api-version=2 test -test.v ./...
 
-FROM alpine as runtime
-COPY --from=build /bin/app /bin/app
-CMD /bin/app
+FROM ghcr.io/edwarnicke/govpp/vpp:20.09 as runtime
+COPY --from=build /bin/forwarder /bin/forwarder
+CMD /bin/forwarder

README.md

@@ -72,4 +72,12 @@ docker run --privileged -e DLV_LISTEN_FORWARDER=:50000 -p 40000:40000 -p 50000:5
 ```
 
 Please note, the tests **start** the cmd, so until you connect to port 40000 with your debugger and walk the tests
-through to the point of running cmd, you will not be able to attach a debugger on port 50000 to the cmd.
+through to the point of running cmd, you will not be able to attach a debugger on port 50000 to the cmd.
+
+## A Note on Running golangci-lint
+
+Because cmd-forwarder-vppagent is only anticipated to run in Linux, you will need to run golangci-lint run with:
+
+```go
+GOOS=linux golangci-lint run
+```

go.mod

@@ -1,3 +1,20 @@
 module github.com/networkservicemesh/cmd-template
 
 go 1.15
+
+require (
+	github.com/antonfisher/nested-logrus-formatter v1.3.0
+	github.com/edwarnicke/debug v1.0.0
+	github.com/edwarnicke/grpcfd v0.0.0-20201107002751-f220aed0c5c8
+	github.com/edwarnicke/log v1.0.0
+	github.com/edwarnicke/signalctx v0.0.0-20201105214533-3a35840b3011
+	github.com/edwarnicke/vpphelper v0.0.0-20201118000727-c5667bc2b1a4
+	github.com/golang/protobuf v1.4.3
+	github.com/kelseyhightower/envconfig v1.4.0
+	github.com/networkservicemesh/api v0.0.0-20201117093615-ae6039374f31
+	github.com/networkservicemesh/sdk v0.0.0-20201118101019-1866c4819823
+	github.com/networkservicemesh/sdk-vpp v0.0.0-20201118180433-1079138cd080
+	github.com/sirupsen/logrus v1.7.0
+	github.com/spiffe/go-spiffe/v2 v2.0.0-beta.2
+	google.golang.org/grpc v1.33.2
+)

internal/imports/gen.go

@@ -0,0 +1,20 @@
+// Copyright (c) 2020 Cisco and/or its affiliates.
+//
+// SPDX-License-Identifier: Apache-2.0
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at:
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package imports
+
+//go:generate bash -c "cd $(mktemp -d) && GO111MODULE=on go get github.com/edwarnicke/[email protected]"
+//go:generate bash -c "GOOS=linux ${GOPATH}/bin/imports-gen"

internal/imports/imports_linux.go

@@ -0,0 +1,34 @@
+// DO NOT EDIT - generated by github.com/edwarnicke/imports-gen
+package imports
+
+import (
+	_ "context"
+	_ "io/ioutil"
+	_ "net"
+	_ "net/url"
+	_ "os"
+	_ "path/filepath"
+	_ "time"
+
+	_ "github.com/antonfisher/nested-logrus-formatter"
+	_ "github.com/edwarnicke/debug"
+	_ "github.com/edwarnicke/grpcfd"
+	_ "github.com/edwarnicke/log"
+	_ "github.com/edwarnicke/signalctx"
+	_ "github.com/edwarnicke/vpphelper"
+	_ "github.com/golang/protobuf/ptypes"
+	_ "github.com/kelseyhightower/envconfig"
+	_ "github.com/sirupsen/logrus"
+	_ "github.com/spiffe/go-spiffe/v2/spiffetls/tlsconfig"
+	_ "github.com/spiffe/go-spiffe/v2/workloadapi"
+	_ "google.golang.org/grpc"
+	_ "google.golang.org/grpc/credentials"
+
+	_ "github.com/networkservicemesh/api/pkg/api/registry"
+	_ "github.com/networkservicemesh/sdk-vpp/pkg/networkservice/chains/xconnectns"
+	_ "github.com/networkservicemesh/sdk/pkg/networkservice/common/authorize"
+	_ "github.com/networkservicemesh/sdk/pkg/registry/common/sendfd"
+	_ "github.com/networkservicemesh/sdk/pkg/registry/core/chain"
+	_ "github.com/networkservicemesh/sdk/pkg/tools/grpcutils"
+	_ "github.com/networkservicemesh/sdk/pkg/tools/spiffejwt"
+)

local/.gitignore

@@ -0,0 +1,3 @@
+*
+!.gitignore
+!README.md

local/README.md

@@ -0,0 +1,27 @@
+To work with a local dependent module, check out that module into this
+directory, and put the local replace into the main go.mod.
+
+Example:
+
+```bash
+cd local
+git clone  [email protected]:edwarnicke/sdk.git
+cd sdk
+git remote add upstream [email protected]:networkservicemesh/sdk.git
+cd ../..
+```
+
+And then edit the go.mod file utilize a replace:
+
+```vgo
+module github.com/networkservicemesh/cmd-forwarder-vpp
+
+go 1.13
+
+require (
+...
+)
+
+replace github.com/networkservicemesh/sdk => ./local/sdk
+```
+