Merge pull request #2 from corelayer/0.1.0-dev.20240318

0.1.0 dev.20240318

.github/dependabot.yml

@@ -0,0 +1,11 @@
+# To get started with Dependabot version updates, you'll need to specify which
+# package ecosystems to update and where the package manifests are located.
+# Please see the documentation for all configuration options:
+# https://docs.github.com/code-security/dependabot/dependabot-version-updates/configuration-options-for-the-dependabot.yml-file
+
+version: 2
+updates:
+  - package-ecosystem: "gomod" # See documentation for possible values
+    directory: "/" # Location of package manifests
+    schedule:
+      interval: "weekly"

.github/workflows/codeql.yml

@@ -0,0 +1,81 @@
+# For most projects, this workflow file will not need changing; you simply need
+# to commit it to your repository.
+#
+# You may wish to alter this file to override the set of languages analyzed,
+# or to provide custom queries or build logic.
+#
+# ******** NOTE ********
+# We have attempted to detect the languages in your repository. Please check
+# the `language` matrix defined below to confirm you have the correct set of
+# supported CodeQL languages.
+#
+name: "CodeQL"
+
+on:
+  push:
+    branches: [ "main" ]
+  pull_request:
+    # The branches below must be a subset of the branches above
+    branches: [ "main" ]
+  schedule:
+    - cron: '17 21 * * 0'
+
+jobs:
+  analyze:
+    name: Analyze
+    runs-on: ${{ (matrix.language == 'swift' && 'macos-latest') || 'ubuntu-latest' }}
+    permissions:
+      actions: read
+      contents: read
+      security-events: write
+
+    strategy:
+      fail-fast: false
+      matrix:
+        language: [ 'go' ]
+        # CodeQL supports [ 'cpp', 'csharp', 'go', 'java', 'javascript', 'python', 'ruby' ]
+        # Use only 'java' to analyze code written in Java, Kotlin or both
+        # Use only 'javascript' to analyze code written in JavaScript, TypeScript or both
+        # Learn more about CodeQL language support at https://aka.ms/codeql-docs/language-support
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v3
+
+      - name: Install Go
+        uses: actions/setup-go@v4
+        with:
+          go-version-file: go.mod
+
+      # Initializes the CodeQL tools for scanning.
+      - name: Initialize CodeQL
+        uses: github/codeql-action/init@v3
+        with:
+          languages: ${{ matrix.language }}
+          # If you wish to specify custom queries, you can do so here or in a config file.
+          # By default, queries listed here will override any specified in a config file.
+          # Prefix the list here with "+" to use these queries and those in the config file.
+
+          # For more details on CodeQL's query packs, refer to: https://docs.github.com/en/code-security/code-scanning/automatically-scanning-your-code-for-vulnerabilities-and-errors/configuring-code-scanning#using-queries-in-ql-packs
+          # queries: security-extended,security-and-quality
+
+
+      # Autobuild attempts to build any compiled languages  (C/C++, C#, Go, or Java).
+      # If this step fails, then you should remove it and run the build manually (see below)
+      - name: Autobuild
+        uses: github/codeql-action/autobuild@v3
+
+      # ℹ️ Command-line programs to run using the OS shell.
+      # 📚 See https://docs.github.com/en/actions/using-workflows/workflow-syntax-for-github-actions#jobsjob_idstepsrun
+
+      #   If the Autobuild fails above, remove it and uncomment the following three lines.
+      #   modify them (or add more) to build your code if your project, please refer to the EXAMPLE below for guidance.
+
+      # - run: |
+      #     echo "Run, Build Application using script"
+      #     ./location_of_script_within_repo/buildscript.sh
+
+      - name: Perform CodeQL Analysis
+        uses: github/codeql-action/analyze@v3
+        with:
+          category: "/language:${{matrix.language}}"

.gitignore

@@ -18,6 +18,7 @@ Thumbs.db
 .Trashes
 
 # Compilation/Build output folder
+build/bin/
 output/
 
 # Jetbrains Configuration files

README.md

@@ -1,2 +1,3 @@
 # go-kit
-CoreLayer Standard Library
+
+Standard Go Toolset for applications

build/package/docker/Dockerfile

@@ -0,0 +1,55 @@
+#####################################
+### Step 1: Build the application ###
+#####################################
+FROM golang:alpine AS builder
+
+# Install git
+RUN apk update && apk add --no-cache git
+
+# SECURITY - scratch image does not come with ca-certificates / timezone data
+# Install ca-certificates to allow SSL services
+RUN apk add --no-cache ca-certificates tzdata && update-ca-certificates
+#
+# SECURITY - NEVER RUN A PROCESS AS ROOT IN A CONTAINER
+# Create user for application
+ENV USER=appuser
+ENV UID=10001
+
+# See https://stackoverflow.com/questions/49955097/how-do-i-add-a-user-when-im-using-alpine-as-a-base-image/55757473#55757473
+RUN adduser \
+    --disabled-password \
+    --gecos "" \
+    --home "/nonexistent" \
+    --shell "/sbin/nologin" \
+    --no-create-home \
+    --uid "${UID}" \
+    "${USER}"
+
+# Set the working directory inside builder
+WORKDIR $GOPATH/src/go-kit/app/
+COPY . .
+RUN go mod tidy
+RUN GOOS=linux \
+    GOARCH=arm64 \
+    go build \
+    -ldflags="-w -s -X main.VersionCommit=$(git rev-list --abbrev-commit --abbrev=8 -1 HEAD) -X main.VersionSemVer=$(git name-rev HEAD --name-only)" \
+    -o /go/bin/app \
+    examples/app/main.go
+
+###################################
+### Step 1: Build a small image ###
+###################################
+
+FROM scratch
+# Import the user and group files from the builder
+COPY --from=builder /usr/share/zoneinfo /usr/share/zoneinfo
+COPY --from=builder /etc/ssl/certs/ca-certificates.crt /etc/ssl/certs/
+COPY --from=builder /etc/passwd /etc/passwd
+COPY --from=builder /etc/group /etc/group
+
+# Import the executable
+COPY --from=builder /go/bin/app /go/bin/app
+
+# Use an unprivileged user
+USER appuser:appuser
+ENTRYPOINT ["/go/bin/app", "version"]

examples/app/README.md

@@ -0,0 +1,10 @@
+# Run example
+```shell
+go run -ldflags="-X main.VersionCommit=$(git rev-list --abbrev-commit --abbrev=8 -1 HEAD) -X main.VersionSemVer=$(git name-rev HEAD --name-only)" examples/app/main.go version
+```
+
+# Build example
+
+```shell
+go build -o build/bin/app -ldflags="-X main.VersionCommit=$(git rev-list --abbrev-commit --abbrev=8 -1 HEAD) -X main.VersionSemVer=$(git name-rev HEAD --name-only)" examples/app/main.go
+```

examples/app/main.go

@@ -0,0 +1,65 @@
+/*
+ * Copyright 2024 CoreLayer BV
+ *
+ *    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 main
+
+import (
+	"fmt"
+
+	"github.com/spf13/cobra"
+
+	"github.com/corelayer/go-kit/pkg/application"
+)
+
+var (
+	VersionSemVer string
+	VersionCommit string
+	VersionDate   string
+)
+
+func PrintVersion(v *application.Version) error {
+	fmt.Println("Full version:", v.String())
+	fmt.Println("Version:", v.SemVer)
+	fmt.Println("Commit:", v.Commit)
+	fmt.Println("Date:", v.Date)
+	return nil
+}
+
+func main() {
+	var err error
+	root := &cobra.Command{
+		Use:   "app",
+		Short: "App Short",
+		Long:  "App Long",
+		Args:  cobra.MinimumNArgs(1),
+	}
+
+	version := application.Version{
+		SemVer: VersionSemVer,
+		Commit: VersionCommit,
+		Date:   VersionDate,
+		RunE:   PrintVersion,
+	}
+
+	app := application.NewApplication(root, version)
+	if err = app.RegisterEnvironment("EXAMPLE", []string{"KEY"}); err != nil {
+		panic(err)
+	}
+
+	if err = app.Run(); err != nil {
+		fmt.Println(err)
+	}
+}

go.mod

@@ -1,3 +1,30 @@
 module github.com/corelayer/go-kit
 
 go 1.22.1
+
+require (
+	github.com/spf13/cobra v1.8.0
+	github.com/spf13/viper v1.18.2
+)
+
+require (
+	github.com/fsnotify/fsnotify v1.7.0 // indirect
+	github.com/hashicorp/hcl v1.0.0 // indirect
+	github.com/inconshreveable/mousetrap v1.1.0 // indirect
+	github.com/magiconair/properties v1.8.7 // indirect
+	github.com/mitchellh/mapstructure v1.5.0 // indirect
+	github.com/pelletier/go-toml/v2 v2.2.0 // indirect
+	github.com/sagikazarmark/locafero v0.4.0 // indirect
+	github.com/sagikazarmark/slog-shim v0.1.0 // indirect
+	github.com/sourcegraph/conc v0.3.0 // indirect
+	github.com/spf13/afero v1.11.0 // indirect
+	github.com/spf13/cast v1.6.0 // indirect
+	github.com/spf13/pflag v1.0.5 // indirect
+	github.com/subosito/gotenv v1.6.0 // indirect
+	go.uber.org/multierr v1.11.0 // indirect
+	golang.org/x/exp v0.0.0-20240325151524-a685a6edb6d8 // indirect
+	golang.org/x/sys v0.18.0 // indirect
+	golang.org/x/text v0.14.0 // indirect
+	gopkg.in/ini.v1 v1.67.0 // indirect
+	gopkg.in/yaml.v3 v3.0.1 // indirect
+)

go.sum

@@ -0,0 +1,74 @@
+github.com/cpuguy83/go-md2man/v2 v2.0.3/go.mod h1:tgQtvFlXSQOSOSIRvRPT7W67SCa46tRHOmNcaadrF8o=
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+github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
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