Initial commit basic version taking only files sent on file file param

.gitignore

@@ -0,0 +1,2 @@
+catchy-cat
+extra

Dockerfile

@@ -0,0 +1,43 @@
+FROM golang:1.18.5
+
+# Defining a non privileged user to run the app
+# which has the benefit that one can define the UID/GID of this new user
+# so volume mapping of a local directory to the container with the same
+# ids works with no ownership/permission issues
+ENV PROJECT_NAME=catchy-cat
+ENV PROJECT_USER=${PROJECT_NAME}
+ENV PROJECT_USER_UID=1000
+ENV PROJECT_USER_GID=1000
+ENV PROJECT_USER_HOME=/home/${PROJECT_USER}
+ENV PROJECT_USER_APP_HOME=/go/src/github.com/rodley82/${PROJECT_NAME}
+
+RUN groupadd -r --gid ${PROJECT_USER_GID} ${PROJECT_USER}
+RUN useradd --system --no-log-init --uid ${PROJECT_USER_UID} --gid ${PROJECT_USER_GID} --home-dir ${PROJECT_USER_HOME} --create-home --shell /bin/bash ${PROJECT_USER}
+
+RUN mkdir -p ${PROJECT_USER_APP_HOME} && chown -R ${PROJECT_USER}:${PROJECT_USER} ${PROJECT_USER_APP_HOME}
+
+# TODO Just for dev
+# RUN apt update && apt install -y tmux
+
+USER ${PROJECT_USER}
+
+ENV GO111MODULE on
+
+# TODO Just for dev
+# Only for development so we can later use reflex -r '\.go$' make all
+# RUN go install github.com/cespare/reflex@latest && \
+#     go install github.com/go-delve/delve/cmd/dlv@latest && \
+#     go install github.com/tc-hib/go-winres@latest
+
+WORKDIR ${PROJECT_USER_APP_HOME}
+COPY --chown=${PROJECT_USER}:${PROJECT_USER} go.mod ./
+COPY --chown=${PROJECT_USER}:${PROJECT_USER} go.sum ./
+
+RUN go mod download
+
+COPY --chown=${PROJECT_USER}:${PROJECT_USER} *.go ./
+
+RUN go build -o ${PROJECT_USER_APP_HOME}/${PROJECT_NAME}
+
+# Now tell Docker what command to run when the container starts
+CMD ["sh", "-c", "${PROJECT_USER_APP_HOME}/${PROJECT_NAME}"]

README.md

@@ -0,0 +1,14 @@
+![catchy-cat-logo](public/catchy-cat.png)
+
+# catchy-cat
+
+A web process ready to catch any file that is thrown at it.
+
+Based [on this gist](https://gist.github.com/UniIsland/3346170)
+
+
+# Testing
+
+```
+curl -v -F file=@./public/catchy-cat.png http://localhost:3000/
+```

docker-compose.yml

@@ -0,0 +1,11 @@
+version: '3'
+services:
+  catchy-cat:
+    image: catchy-cat
+    build: .
+    # command: ./catchy-cat
+    environment:
+      - PORT=3000
+      - DESTINATION_PATH="./"
+    ports:
+      - "3000:3000"

go.mod

@@ -0,0 +1,13 @@
+module github.com/rodley82/catchy-cat
+
+go 1.18
+
+require (
+	github.com/andybalholm/brotli v1.0.4 // indirect
+	github.com/gofiber/fiber/v2 v2.37.1 // indirect
+	github.com/klauspost/compress v1.15.0 // indirect
+	github.com/valyala/bytebufferpool v1.0.0 // indirect
+	github.com/valyala/fasthttp v1.40.0 // indirect
+	github.com/valyala/tcplisten v1.0.0 // indirect
+	golang.org/x/sys v0.0.0-20220227234510-4e6760a101f9 // indirect
+)

go.sum

@@ -0,0 +1,26 @@
+github.com/andybalholm/brotli v1.0.4 h1:V7DdXeJtZscaqfNuAdSRuRFzuiKlHSC/Zh3zl9qY3JY=
+github.com/andybalholm/brotli v1.0.4/go.mod h1:fO7iG3H7G2nSZ7m0zPUDn85XEX2GTukHGRSepvi9Eig=
+github.com/gofiber/fiber/v2 v2.37.1 h1:QK2032gjv0ulegpv/qlTEBoXQD3eFFzCHXcNN12UZCs=
+github.com/gofiber/fiber/v2 v2.37.1/go.mod h1:j3UslgQeJQP3mNhBxHnLLE8TPqA1Fd/lrl4gD25rRUY=
+github.com/klauspost/compress v1.15.0 h1:xqfchp4whNFxn5A4XFyyYtitiWI8Hy5EW59jEwcyL6U=
+github.com/klauspost/compress v1.15.0/go.mod h1:/3/Vjq9QcHkK5uEr5lBEmyoZ1iFhe47etQ6QUkpK6sk=
+github.com/valyala/bytebufferpool v1.0.0 h1:GqA5TC/0021Y/b9FG4Oi9Mr3q7XYx6KllzawFIhcdPw=
+github.com/valyala/bytebufferpool v1.0.0/go.mod h1:6bBcMArwyJ5K/AmCkWv1jt77kVWyCJ6HpOuEn7z0Csc=
+github.com/valyala/fasthttp v1.40.0 h1:CRq/00MfruPGFLTQKY8b+8SfdK60TxNztjRMnH0t1Yc=
+github.com/valyala/fasthttp v1.40.0/go.mod h1:t/G+3rLek+CyY9bnIE+YlMRddxVAAGjhxndDB4i4C0I=
+github.com/valyala/tcplisten v1.0.0 h1:rBHj/Xf+E1tRGZyWIWwJDiRY0zc1Js+CV5DqwacVSA8=
+github.com/valyala/tcplisten v1.0.0/go.mod h1:T0xQ8SeCZGxckz9qRXTfG43PvQ/mcWh7FwZEA7Ioqkc=
+golang.org/x/crypto v0.0.0-20220214200702-86341886e292/go.mod h1:IxCIyHEi3zRg3s0A5j5BB6A9Jmi73HwBIUl50j+osU4=
+golang.org/x/net v0.0.0-20211112202133-69e39bad7dc2/go.mod h1:9nx3DQGgdP8bBQD5qxJ1jj9UTztislL4KSBs9R2vV5Y=
+golang.org/x/net v0.0.0-20220225172249-27dd8689420f/go.mod h1:CfG3xpIq0wQ8r1q4Su4UZFWDARRcnwPjda9FqA0JpMk=
+golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20210423082822-04245dca01da/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20210615035016-665e8c7367d1/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.0.0-20211216021012-1d35b9e2eb4e/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.0.0-20220227234510-4e6760a101f9 h1:nhht2DYV/Sn3qOayu8lM+cU1ii9sTLUeBQwQQfUHtrs=
+golang.org/x/sys v0.0.0-20220227234510-4e6760a101f9/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
+golang.org/x/term v0.0.0-20210927222741-03fcf44c2211/go.mod h1:jbD1KX2456YbFQfuXm/mYQcufACuNUgVhRMnK/tPxf8=
+golang.org/x/text v0.3.6/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
+golang.org/x/text v0.3.7/go.mod h1:u+2+/6zg+i71rQMx5EYifcz6MCKuco9NR6JIITiCfzQ=
+golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=

main.go

@@ -0,0 +1,66 @@
+package main
+
+import (
+	"fmt"
+	"io/ioutil"
+	"os"
+	"log"
+	"github.com/gofiber/fiber/v2"
+)
+
+var DestinationPath string
+
+func main() {
+	log.Println("Starting Catchy Cat")
+	DestinationPath = os.Getenv("DESTINATION_PATH")
+	if DestinationPath == "" {
+		DestinationPath = "./"
+	}
+	log.Println("DestinationPath:", DestinationPath)
+
+	log.Println("Starting Fiber...")
+	app := fiber.New()
+
+	app.Get("/", func(c *fiber.Ctx) error {
+		return c.SendString("Catchy-Cat, Listening!")
+	})
+
+	app.Post("/", HandlePostRequest)
+	port := os.Getenv("PORT")
+
+	app.Listen(fmt.Sprintf(":%s", port))
+}
+
+func HandlePostRequest(c *fiber.Ctx) error {
+	file, err := c.FormFile("file")
+	if err != nil {
+		return c.Status(fiber.StatusBadRequest).SendString("File Not found in file arg")
+	}
+	buffer, err := file.Open()
+	form, err:=c.MultipartForm()
+	log.Printf("%d files present in the multipart form", len(form.File))
+	if err != nil {
+		return c.Status(fiber.StatusBadRequest).SendString("Could not open file")
+	}
+
+	defer buffer.Close()
+
+	f, err := os.Create(fmt.Sprintf("%s/%s", DestinationPath, file.Filename))
+	if err != nil {
+		return c.Status(fiber.StatusBadRequest).SendString("Could not Create file")
+	}
+
+	data, err := ioutil.ReadAll(buffer)
+
+	if err != nil {
+		return c.Status(fiber.StatusBadRequest).SendString("Failed reading buffer")
+	}
+
+	_, err = f.Write(data)
+
+	if err != nil {
+		return c.Status(fiber.StatusBadRequest).SendString("Failed writing file")
+	}
+
+	return c.SendString("Catchy-Cat, File Caught!")
+}