chore(deps): update alpine docker tag to v3.22

Reviewed-on: #8

.gitea/workflows/release.yml

@@ -4,35 +4,86 @@ on:
   push:
     tags:
       - "*"
+  workflow_dispatch:
 
 
 jobs:
-  changelog:
-    name: Generate changelog
+  build-and-push-container:
+    name: Build Container
     runs-on: ubuntu-latest
     permissions:
       contents: write
     steps:
-      - name: Checkout
-        uses: actions/checkout@v4
+      - name: Docker meta
+        id: meta
+        uses: docker/metadata-action@v5
         with:
-          fetch-depth: 0
+          images: |
+            git.dev-null.rocks/alexohneander/gosearch
+          tags: |
+            type=schedule,pattern={{date 'YYYYMMDDHHMM'}}
+            type=semver,pattern={{version}}
+            type=semver,pattern={{major}}.{{minor}}
+            type=semver,pattern={{major}}
+            type=sha
 
-      - name: Generate changelog
-        uses: orhun/git-cliff-action@v4
-        with:
-          config: cliff.toml
-          args: --verbose
-        env:
-          OUTPUT: CHANGELOG.md
-          GITHUB_REPO: ${{ github.repository }}
-
-      - name: Commit
+      - name: Set up Docker Context for Buildx
+        id: buildx-context
         run: |
-          git checkout <branch>
-          git config user.name 'github-actions[bot]'
-          git config user.email 'github-actions[bot]@users.noreply.github.com'
-          set +e
-          git add CHANGELOG.md
-          git commit -m "Update changelog"
-          git push https://${{ secrets.GITHUB_TOKEN }}@github.com/${GITHUB_REPOSITORY}.git <branch>
+          export DOCKER_HOST=tcp://docker:2376/
+          export DOCKER_TLS_CERTDIR="/certs"
+          export DOCKER_TLS_VERIFY=1
+          export DOCKER_CERT_PATH="/certs/client"
+          docker context create builders
+
+      - name: Setup Docker Buildx
+        id: buildx
+        uses: docker/setup-buildx-action@v3
+        with:
+          # buildkitd-flags: --debug
+          endpoint: builders
+        env:
+          DOCKER_HOST: "tcp://docker:2376/"
+          DOCKER_TLS_CERTDIR: "/certs"
+          DOCKER_TLS_VERIFY: 1
+          DOCKER_CERT_PATH: "/certs/client"
+
+      - name: Login to Gitea
+        uses: docker/login-action@v3
+        with:
+          registry: git.dev-null.rocks
+          username: ${{ gitea.actor }}
+          password: ${{ secrets.GA_TOKEN }}
+
+      - name: Build and push the image
+        uses: docker/build-push-action@v5
+        with:
+          file: Dockerfile
+          platforms: linux/amd64
+          push: true
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}
+        env:
+          DOCKER_HOST: "tcp://docker:2376/"
+          DOCKER_TLS_CERTDIR: "/certs"
+          DOCKER_TLS_VERIFY: 1
+          DOCKER_CERT_PATH: "/certs/client"
+
+      # - name: Generate changelog
+      #   uses: orhun/git-cliff-action@v4
+      #   with:
+      #     config: cliff.toml
+      #     args: --verbose
+      #   env:
+      #     OUTPUT: CHANGELOG.md
+      #     GITHUB_REPO: ${{ github.repository }}
+
+      # - name: Commit
+      #   run: |
+      #     git checkout <branch>
+      #     git config user.name 'github-actions[bot]'
+      #     git config user.email 'github-actions[bot]@users.noreply.github.com'
+      #     set +e
+      #     git add CHANGELOG.md
+      #     git commit -m "Update changelog"
+      #     git push https://${{ secrets.GITHUB_TOKEN }}@github.com/${GITHUB_REPOSITORY}.git <branch>

.gitea/workflows/renovate.yaml

@@ -10,7 +10,7 @@ on:
 jobs:
   renovate:
     runs-on: ubuntu-latest
-    container: ghcr.io/renovatebot/renovate:39.215.2
+    container: ghcr.io/renovatebot/renovate:39.264.0
     steps:
       - uses: actions/checkout@v4
       - run: renovate

.gitea/workflows/sonarqube.yaml

@@ -0,0 +1,25 @@
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+      types: [opened, synchronize, reopened]
+
+name: SonarQube Scan
+jobs:
+  build:
+    name: Build and analyze
+    runs-on: ubuntu-latest
+    
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          fetch-depth: 0  # Shallow clones should be disabled for a better relevancy of analysis
+      - uses: SonarSource/sonarqube-scan-action@v4
+        env:
+          SONAR_TOKEN: ${{ secrets.SONARQUBE_TOKEN }}
+          SONAR_HOST_URL: ${{ secrets.SONARQUBE_HOST }}
+      - uses: SonarSource/sonarqube-quality-gate-action@v1
+        timeout-minutes: 5
+        env:
+          SONAR_TOKEN: ${{ secrets.SONARQUBE_TOKEN }}

CHANGELOG.md

@@ -2,7 +2,35 @@
 
 All notable changes to this project will be documented in this file.
 
-## [unreleased]
+## [0.1.1] - 2025-03-26
+
+### 🚀 Features
+
+- *(index)* Add save and load functionality for Index using gob encoding/decoding
+
+### 🐛 Bug Fixes
+
+- Updated AddDocToIndex function to ignore additional special characters in scanner.Text()
+- Add sonarqube properties
+- Add default log level
+
+### 🚜 Refactor
+
+- Search logic to improve performance and reduce false positives by making query case-insensitive for simple queries and using trimmed whitespace in phrases
+
+### 📚 Documentation
+
+- Add first release in Changelog
+- Update changelog
+- Add sonarqube badge
+
+### ⚙️ Miscellaneous Tasks
+
+- Add sonarqube pipeline
+- Update sonarqube pipeline
+- Add quality gate
+
+## [0.1.0] - 2025-03-25
 
 ### 🚀 Features
 
@@ -30,5 +58,6 @@ All notable changes to this project will be documented in this file.
 - Added golang workflow for building and testing project
 - Update Go version in build-and-test workflow to 1.23
 - Added renovate configuration files for Gitea workflow automation
+- Add release pipeline
 
 <!-- generated by git-cliff -->

Dockerfile

@@ -0,0 +1,26 @@
+# Use the official Golang image for building
+FROM golang:1.24 AS builder
+# Set working directory
+WORKDIR /app
+# Copy Go modules and dependencies
+COPY go.mod go.sum ./
+RUN go mod download
+# Copy source code
+COPY . .
+# Build the application
+RUN go build -o gosearch .
+
+# Use a minimal base image for final deployment
+FROM alpine:3.22
+# Set working directory in the container
+WORKDIR /
+# Copy the built binary from the builder stage
+COPY --from=builder /app/gosearch .
+# Add executing User
+RUN addgroup gosearch \
+&& useradd -g gosearch gosearch
+USER gosearch
+# Expose the application port
+EXPOSE 3000
+# Run the application
+CMD ["./gosearch"]

README.md

@@ -1,3 +1,7 @@
+[![Quality Gate Status](https://sonar.dev-null.rocks/api/project_badges/measure?project=gosearch&metric=alert_status&token=sqb_4d86c3b73f6837027a319df42d2f70ccb46e56a2)](https://sonar.dev-null.rocks/dashboard?id=gosearch)
+[![Security Rating](https://sonar.dev-null.rocks/api/project_badges/measure?project=gosearch&metric=software_quality_security_rating&token=sqb_4d86c3b73f6837027a319df42d2f70ccb46e56a2)](https://sonar.dev-null.rocks/dashboard?id=gosearch)
+[![Lines of Code](https://sonar.dev-null.rocks/api/project_badges/measure?project=gosearch&metric=ncloc&token=sqb_4d86c3b73f6837027a319df42d2f70ccb46e56a2)](https://sonar.dev-null.rocks/dashboard?id=gosearch)
+
 # gosearch
 
 ### Diagram of the Architecture

go.mod

@@ -2,7 +2,7 @@ module git.dev-null.rocks/alexohneander/gosearch
 
 go 1.23.5
 
-require github.com/gofiber/fiber/v2 v2.52.6
+require github.com/gofiber/fiber/v2 v2.52.8
 
 require (
 	github.com/mattn/go-runewidth v0.0.16 // indirect

go.sum

@@ -2,6 +2,8 @@ github.com/andybalholm/brotli v1.1.1 h1:PR2pgnyFznKEugtsUo0xLdDop5SKXd5Qf5ysW+7X
 github.com/andybalholm/brotli v1.1.1/go.mod h1:05ib4cKhjx3OQYUY22hTVd34Bc8upXjOLL2rKwwZBoA=
 github.com/gofiber/fiber/v2 v2.52.6 h1:Rfp+ILPiYSvvVuIPvxrBns+HJp8qGLDnLJawAu27XVI=
 github.com/gofiber/fiber/v2 v2.52.6/go.mod h1:YEcBbO/FB+5M1IZNBP9FO3J9281zgPAreiI1oqg8nDw=
+github.com/gofiber/fiber/v2 v2.52.8 h1:xl4jJQ0BV5EJTA2aWiKw/VddRpHrKeZLF0QPUxqn0x4=
+github.com/gofiber/fiber/v2 v2.52.8/go.mod h1:YEcBbO/FB+5M1IZNBP9FO3J9281zgPAreiI1oqg8nDw=
 github.com/google/uuid v1.6.0 h1:NIvaJDMOsjHA8n1jAhLSgzrAzy1Hgr+hNrb57e+94F0=
 github.com/google/uuid v1.6.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
 github.com/klauspost/compress v1.17.11 h1:In6xLpyWOi1+C7tXUUWv2ot1QvBjxevKAaI6IXrJmUc=

internal/controller/search.go

@@ -12,7 +12,7 @@ import (
 
 func SearchQuery(c *fiber.Ctx) error {
 	query := c.Params("query")
-	query = strings.TrimSpace(strings.ToLower(query))
+	query = strings.TrimSpace(query)
 
 	terms, queryType := parseQuery(query)
 	results := search.Search(terms, queryType, index.Index, index.DocFreq, len(index.Documents))
@@ -29,12 +29,12 @@ func SearchQuery(c *fiber.Ctx) error {
 
 // parseQuery parses the query to determine query type and terms
 func parseQuery(query string) ([]string, string) {
-	if strings.Contains(query, "AND") {
-		return strings.Split(query, " AND "), "AND"
-	} else if strings.Contains(query, "OR") {
-		return strings.Split(query, " OR "), "OR"
+	if strings.Contains(strings.ToLower(query), "AND") {
+		return strings.Split(strings.ToLower(query), " AND "), "AND"
+	} else if strings.Contains(strings.ToLower(query), "OR") {
+		return strings.Split(strings.ToLower(query), " OR "), "OR"
 	}
-	return strings.Fields(query), "SIMPLE"
+	return strings.Fields(strings.ToLower(query)), "SIMPLE"
 }
 
 // phraseMatch checks if all terms appear in the given document in sequence

internal/http/server.go

@@ -2,6 +2,7 @@ package http
 
 import (
 	"github.com/gofiber/fiber/v2"
+	"github.com/gofiber/fiber/v2/log"
 	"github.com/gofiber/fiber/v2/middleware/logger"
 )
 
@@ -12,6 +13,7 @@ func StartService() {
 	app.Use(logger.New(logger.Config{
 		Format: "[${ip}]:${port} ${status} - ${method} ${path}\n",
 	}))
+	log.SetLevel(log.LevelInfo)
 
 	// Configure Routes
 	app = configureRoutes(app)

main.go

@@ -7,7 +7,7 @@ import (
 
 func main() {
 	// Initialize Index
-	index.CreateIndex()
+	index.InitIndex("default")
 
 	// Start HTTP Server
 	http.StartService()

pkg/index/index.go

@@ -2,6 +2,12 @@ package index
 
 import (
 	"bufio"
+	"bytes"
+	"encoding/gob"
+	"errors"
+	"fmt"
+	"log"
+	"os"
 	"strings"
 )
 
@@ -13,7 +19,40 @@ var Index InvertedIndex
 var DocFreq DocumentFrequency
 var Documents []string
 
-func CreateIndex() {
+type SavedIndex struct {
+	Index     InvertedIndex
+	DocFreq   DocumentFrequency
+	Documents []string
+}
+
+func InitIndex(name string) {
+	createIndex()
+
+	// check if index as file exists
+	// if not, create one and save it
+	indexFilePath := "/tmp/" + name + ".db"
+	if _, err := os.Stat(indexFilePath); errors.Is(err, os.ErrNotExist) {
+		f, err := os.Create(indexFilePath)
+		if err != nil {
+			log.Fatal(err)
+		}
+		defer f.Close()
+	} else {
+		var savedIndex SavedIndex
+
+		err = readStructFromFile(indexFilePath, &savedIndex)
+		if err != nil {
+			fmt.Println("Fehler beim Lesen:", err)
+			return
+		}
+
+		Index = savedIndex.Index
+		DocFreq = savedIndex.DocFreq
+		Documents = savedIndex.Documents
+	}
+}
+
+func createIndex() {
 	index := make(InvertedIndex)
 	docFreq := make(DocumentFrequency)
 	var docs []string
@@ -23,6 +62,21 @@ func CreateIndex() {
 	DocFreq = docFreq
 }
 
+func updateIndex(name string) {
+	savedIndex := SavedIndex{
+		Index:     Index,
+		DocFreq:   DocFreq,
+		Documents: Documents,
+	}
+
+	indexFilePath := "/tmp/" + name + ".db"
+	err := writeStructToFile(indexFilePath, savedIndex)
+	if err != nil {
+		fmt.Println("Fehler beim Schreiben:", err)
+		return
+	}
+}
+
 func AddDocToIndex(url string, content string) {
 	Documents = append(Documents, url)
 
@@ -33,7 +87,7 @@ func AddDocToIndex(url string, content string) {
 	scanner.Split(bufio.ScanWords)
 
 	for scanner.Scan() {
-		word := strings.ToLower(strings.Trim(scanner.Text(), ",.!?"))
+		word := strings.ToLower(strings.Trim(scanner.Text(), ",.!?&<>;:=§$%{}[]()|"))
 
 		if Index[word] == nil {
 			Index[word] = make(map[string]int)
@@ -46,4 +100,35 @@ func AddDocToIndex(url string, content string) {
 		}
 	}
 
+	go updateIndex("default")
+}
+
+func writeStructToFile(filename string, data interface{}) error {
+	var buf bytes.Buffer
+	enc := gob.NewEncoder(&buf)
+	err := enc.Encode(data)
+	if err != nil {
+		return fmt.Errorf("error when encoding the structs: %w", err)
+	}
+
+	err = os.WriteFile(filename, buf.Bytes(), 0644)
+	if err != nil {
+		return fmt.Errorf("error when writing to the file: %w", err)
+	}
+	return nil
+}
+
+func readStructFromFile(filename string, data interface{}) error {
+	content, err := os.ReadFile(filename)
+	if err != nil {
+		return fmt.Errorf("error reading the file: %w", err)
+	}
+
+	buf := bytes.NewBuffer(content)
+	dec := gob.NewDecoder(buf)
+	err = dec.Decode(data)
+	if err != nil {
+		return fmt.Errorf("error when decoding the structs: %w", err)
+	}
+	return nil
 }

sonar-project.properties

@@ -0,0 +1 @@
+sonar.projectKey=gosearch