Add plugin, dockerfile

Dockerfile

@@ -0,0 +1,19 @@
+# Multi-stage build setup (https://docs.docker.com/develop/develop-images/multistage-build/)
+
+# Stage 1 (to create a "build" image, ~850MB)
+FROM golang:1.11 AS builder
+RUN go version
+
+COPY . /go/src/github.com/bottalk/bottalk-proxy-plugin
+WORKDIR /go/src/github.com/bottalk/bottalk-proxy-plugin
+RUN go get -v .
+RUN CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go build -a -o plugin .
+
+# Stage 2 (to create a downsized "container executable", ~7MB)
+
+FROM alpine:3.7
+RUN apk --no-cache add ca-certificates
+WORKDIR /root/
+COPY --from=builder /go/src/github.com/bottalk/bottalk-proxy-plugin/plugin .
+
+ENTRYPOINT ["./plugin"]

proxy.go

@@ -0,0 +1,61 @@
+package main
+
+import (
+ "bytes"
+ "encoding/json"
+ "io/ioutil"
+ "log"
+ "net/http"
+
+ bottalk "github.com/bottalk/go-plugin"
+)
+
+type btRequest struct {
+ Token  string            `json:"token"`
+ UserID string            `json:"user"`
+ Vars   map[string]string `json:"vars"`
+ Input  json.RawMessage   `json:"input"`
+}
+
+func errorResponse(message string) string {
+ return "{\"result\": \"fail\",\"message\":\"" + message + "\"}"
+}
+
+func main() {
+
+ plugin := bottalk.NewPlugin()
+ plugin.Name = "Simple Proxy Plugin"
+ plugin.Description = "This plugin proxies your alexa/google requests entirely to endpoints"
+
+ plugin.Actions = map[string]bottalk.Action{"call": bottalk.Action{
+  Name:        "call",
+  Description: "This action calls remote endpoint",
+  Endpoint:    "/call",
+  Action: func(r *http.Request) string {
+
+   var BTR btRequest
+   decoder := json.NewDecoder(r.Body)
+
+   err := decoder.Decode(&BTR)
+   if err != nil {
+    return errorResponse(err.Error())
+   }
+
+   if len(BTR.Vars["url"]) < 5 {
+    return errorResponse("Call webhook is incorrect")
+   }
+
+   res, err := http.Post(BTR.Vars["url"], "application/json", bytes.NewBuffer([]byte(BTR.Input)))
+   if err != nil {
+    return errorResponse(err.Error())
+   }
+   output, _ := ioutil.ReadAll(res.Body)
+   log.Println(string(output))
+
+   return "{\"result\": \"ok\",\"output\":" + string(output) + "}"
+  },
+  Params: map[string]string{"url": "Endpoint url to call"},
+ }}
+
+ plugin.Run(":9080")
+}