First commit

.github/workflows/ci.yaml

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+name: CI
+
+on:
+  push:
+    branches: [master]
+    paths-ignore: ['**.md']
+  pull_request:
+    types: [opened, synchronize]
+    paths-ignore: ['**.md']
+
+jobs:
+  run:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v2
+    - uses: actions/setup-go@v2
+      with:
+        go-version: 1.16.x
+    - name: Ensure go.mod is already tidied
+      run: go mod tidy && git diff -s --exit-code go.sum
+    - uses: actions/cache@v2
+      with:
+        path: ~/go/pkg/mod
+        key: ${{ runner.os }}-go-${{ hashFiles('**/go.sum') }}
+        restore-keys: |
+          ${{ runner.os }}-go-
+    - run: make lint
+    - run: make build

.github/workflows/release.yaml

@@ -0,0 +1,23 @@
+name: Release
+
+on:
+  push:
+    tags: ["v*"]
+
+jobs:
+  run:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v2
+    - uses: actions/setup-go@v2
+      with:
+        go-version: 1.16.x
+    - uses: actions/cache@v2
+      with:
+        path: ~/go/pkg/mod
+        key: ${{ runner.os }}-go-${{ hashFiles('**/go.sum') }}
+        restore-keys: |
+          ${{ runner.os }}-go-
+    - run: make release
+      env:
+        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

.gitignore

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+/dist
+/hack/tools/bin

.goreleaser.yaml

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+before:
+  hooks:
+  - go mod tidy
+project_name: opener
+env:
+- GOPROXY=https://gocenter.io
+builds:
+- env:
+  - CGO_ENABLED=0
+  goos:
+  - linux
+  - darwin
+  goarch:
+  - amd64
+  - arm
+  - arm64
+archives:
+- name_template: "{{ .ProjectName }}-{{ .Os }}-{{ .Arch }}"
+  format: zip
+  files:
+  - LICENSE
+  - README.md
+  wrap_in_directory: false
+checksum:
+  name_template: 'checksums.txt'

LICENSE

@@ -0,0 +1,21 @@
+MIT License
+
+Copyright (c) 2021 Kazuki Suda <kazuki.suda@gmail.com>
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.

Makefile

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+NAME := opener
+DIST_DIR := dist
+GO ?= GOPROXY=https://gocenter.io go
+VERSION ?= $(shell git describe --tags --always --dirty)
+
+.PHONY: build
+build:
+	$(GO) build -o $(DIST_DIR)/$(NAME) .
+
+TOOLS_DIR := hack/tools
+TOOLS_BIN_DIR := $(TOOLS_DIR)/bin
+GORELEASER_BIN := bin/goreleaser
+GORELEASER := $(TOOLS_DIR)/$(GORELEASER_BIN)
+
+$(GORELEASER): $(TOOLS_DIR)/go.mod
+	cd $(TOOLS_DIR) && $(GO) build -o $(GORELEASER_BIN) github.com/goreleaser/goreleaser
+
+.PHONY: build-cross
+build-cross: $(GORELEASER)
+	$(GORELEASER) build --snapshot --rm-dist
+
+.PHONY: vet
+vet:
+	$(GO) vet ./...
+
+.PHONY: fmt
+fmt:
+	$(GO) fmt ./...
+
+.PHONY: lint
+lint: vet fmt
+	docker run --rm -v $(shell pwd):/app -w /app golangci/golangci-lint:v1.31.0 golangci-lint run
+
+.PHONY: dist
+dist: $(GORELEASER)
+	$(GORELEASER) release --rm-dist --skip-publish --snapshot
+
+.PHONY: release
+release: $(GORELEASER)
+	$(GORELEASER) release --rm-dist --skip-validate
+
+.PHONY: clean
+clean: clean-tools clean-dist
+
+.PHONY: clean-tools
+clean-tools:
+	rm -rf $(TOOLS_BIN_DIR)
+
+.PHONY: clean-dist
+clean-dist:
+	rm -rf $(DIST_DIR)

README.md

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+# opener

bin/open

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+#!/usr/bin/env bash
+
+echo "${@}" | socat - "UNIX-CLIENT:$HOME/.opener.sock"

bin/xdg-open

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+#!/usr/bin/env bash
+
+echo "${@}" | socat - "UNIX-CLIENT:$HOME/.opener.sock"

go.mod

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+module github.com/superbrothers/opener
+
+go 1.16
+
+require (
+	github.com/mitchellh/go-homedir v1.1.0
+	github.com/pkg/browser v0.0.0-20210115035449-ce105d075bb4
+	github.com/spf13/cobra v1.1.3
+)

hack/tools/go.mod

@@ -0,0 +1,7 @@
+module github.com/superbrothers/opener/hack/tools
+
+go 1.16
+
+require (
+	github.com/goreleaser/goreleaser v0.159.0
+)

hack/tools/tools.go

@@ -0,0 +1,6 @@
+// +build tools
+package main
+
+import (
+	_ "github.com/goreleaser/goreleaser"
+)

main.go

@@ -0,0 +1,13 @@
+package main
+
+import (
+	"log"
+	"os"
+)
+
+func main() {
+	cmd := NewOpenerCmd(os.Stderr)
+	if err := cmd.Execute(); err != nil {
+		log.Fatal(err)
+	}
+}

opener.go

@@ -0,0 +1,113 @@
+package main
+
+import (
+	"bufio"
+	"fmt"
+	"io"
+	"net"
+	"os"
+	"os/signal"
+	"strings"
+	"syscall"
+
+	"github.com/mitchellh/go-homedir"
+	"github.com/pkg/browser"
+	"github.com/spf13/cobra"
+)
+
+var version string
+var commit string
+var date string
+
+type OpenerOptions struct {
+	Address string
+
+	ErrOut io.Writer
+}
+
+func NewOpenerCmd(errOut io.Writer) *cobra.Command {
+	o := &OpenerOptions{
+		Address: "~/.opener.sock",
+		ErrOut:  errOut,
+	}
+
+	cmd := &cobra.Command{
+		Use: "opener",
+		RunE: func(_ *cobra.Command, args []string) error {
+			if err := o.Validate(); err != nil {
+				return err
+			}
+
+			return o.Run()
+		},
+	}
+
+	return cmd
+}
+
+func (o *OpenerOptions) Validate() error {
+	address, err := homedir.Expand(o.Address)
+	if err != nil {
+		return err
+	}
+	o.Address = address
+
+	return nil
+}
+
+func (o *OpenerOptions) Run() error {
+	fmt.Fprintf(o.ErrOut, "version: %s, commit: %s, date: %s\n", version, commit, date)
+
+	syscall.Umask(0077)
+
+	if err := os.RemoveAll(o.Address); err != nil {
+		return err
+	}
+
+	fmt.Fprintf(o.ErrOut, "starting UNIX domain socket server at %s\n", o.Address)
+
+	ln, err := net.Listen("unix", o.Address)
+	if err != nil {
+		return err
+	}
+
+	defer ln.Close()
+
+	go func() {
+		for {
+			conn, err := ln.Accept()
+			if err != nil {
+				fmt.Fprintln(o.ErrOut, err)
+				return
+			}
+
+			go handleConnection(conn, o.ErrOut)
+		}
+	}()
+
+	c := make(chan os.Signal, 1)
+	signal.Notify(c, os.Interrupt, syscall.SIGTERM)
+	sig := <-c
+	fmt.Fprintf(o.ErrOut, "got signal %s\n", sig)
+
+	return nil
+}
+
+func handleConnection(conn net.Conn, errOut io.Writer) {
+	defer conn.Close()
+
+	line, err := bufio.NewReader(conn).ReadString('\n')
+	line = strings.TrimRight(line, "\n")
+	fmt.Fprintf(errOut, "received %q\n", line)
+	if err != nil {
+		if err != io.EOF {
+			fmt.Fprintln(errOut, err)
+			return
+		}
+	}
+
+	if err := browser.OpenURL(line); err != nil {
+		fmt.Fprintf(errOut, "failed to open %q: %v\n", line, err)
+		return
+	}
+}