Update dependencies, modernize code

Signed-off-by: Knut Ahlers <knut@ahlers.me>

Makefile

@@ -3,7 +3,6 @@ default: generate
 generate:
 	docker run --rm -ti -v $(CURDIR):$(CURDIR) -w $(CURDIR)/src node:12-alpine \
 		sh -exc "npx npm@lts ci && npx npm@lts run build && chown -R $(shell id -u) ../frontend node_modules"
-	go generate
 
 publish:
 	curl -sSLo golang.sh https://raw.githubusercontent.com/Luzifer/github-publish/master/golang.sh

go.mod

@@ -1,16 +1,44 @@
 module github.com/Luzifer/wiki
 
-go 1.12
+go 1.21
 
 require (
-	github.com/Luzifer/go_helpers v2.8.1+incompatible // indirect
+	github.com/Luzifer/go_helpers/v2 v2.22.0
-	github.com/Luzifer/go_helpers/v2 v2.9.1
+	github.com/Luzifer/rconfig/v2 v2.5.0
-	github.com/Luzifer/rconfig/v2 v2.2.1
+	github.com/go-git/go-git/v5 v5.11.0
-	github.com/gorilla/mux v1.7.3
+	github.com/gorilla/mux v1.8.1
-	github.com/gosimple/slug v1.6.0
+	github.com/gosimple/slug v1.13.1
-	github.com/pkg/errors v0.8.1
+	github.com/pkg/errors v0.9.1
-	github.com/rainycape/unidecode v0.0.0-20150907023854-cb7f23ec59be // indirect
+	github.com/sirupsen/logrus v1.9.3
-	github.com/sirupsen/logrus v1.4.2
+	github.com/stretchr/testify v1.8.4
-	gopkg.in/src-d/go-git.v4 v4.13.1
+	gopkg.in/yaml.v3 v3.0.1
-	gopkg.in/yaml.v2 v2.2.2
+)
+
+require (
+	dario.cat/mergo v1.0.0 // indirect
+	github.com/Microsoft/go-winio v0.6.1 // indirect
+	github.com/ProtonMail/go-crypto v0.0.0-20230828082145-3c4c8a2d2371 // indirect
+	github.com/cloudflare/circl v1.3.3 // indirect
+	github.com/cyphar/filepath-securejoin v0.2.4 // indirect
+	github.com/davecgh/go-spew v1.1.1 // indirect
+	github.com/emirpasic/gods v1.18.1 // indirect
+	github.com/go-git/gcfg v1.5.1-0.20230307220236-3a3c6141e376 // indirect
+	github.com/go-git/go-billy/v5 v5.5.0 // indirect
+	github.com/golang/groupcache v0.0.0-20210331224755-41bb18bfe9da // indirect
+	github.com/gosimple/unidecode v1.0.1 // indirect
+	github.com/jbenet/go-context v0.0.0-20150711004518-d14ea06fba99 // indirect
+	github.com/kevinburke/ssh_config v1.2.0 // indirect
+	github.com/pjbgf/sha1cd v0.3.0 // indirect
+	github.com/pmezard/go-difflib v1.0.0 // indirect
+	github.com/sergi/go-diff v1.3.1 // indirect
+	github.com/skeema/knownhosts v1.2.1 // indirect
+	github.com/spf13/pflag v1.0.5 // indirect
+	github.com/xanzy/ssh-agent v0.3.3 // indirect
+	golang.org/x/crypto v0.18.0 // indirect
+	golang.org/x/mod v0.14.0 // indirect
+	golang.org/x/net v0.20.0 // indirect
+	golang.org/x/sys v0.16.0 // indirect
+	golang.org/x/tools v0.17.0 // indirect
+	gopkg.in/validator.v2 v2.0.1 // indirect
+	gopkg.in/warnings.v0 v0.1.2 // indirect
 )

go.sum

@@ -1,94 +1,162 @@
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main.go

@@ -1,7 +1,5 @@
 package main
 
-//go:generate go-bindata -pkg $GOPACKAGE -o assets.go -modtime 1 -md5checksum ./frontend/... ./default_files/...
-
 import (
 	"bytes"
 	"encoding/json"
@@ -12,10 +10,11 @@ import (
 	"os"
 	"path"
 	"strings"
+	"time"
 
 	"github.com/gorilla/mux"
 	"github.com/gosimple/slug"
-	log "github.com/sirupsen/logrus"
+	"github.com/sirupsen/logrus"
 
 	httpHelper "github.com/Luzifer/go_helpers/v2/http"
 	"github.com/Luzifer/rconfig/v2"
@@ -34,25 +33,33 @@ var (
 	version = "dev"
 )
 
-func init() {
+func initApp() error {
 	rconfig.AutoEnv(true)
 	if err := rconfig.ParseAndValidate(&cfg); err != nil {
-		log.Fatalf("Unable to parse commandline options: %s", err)
+		return fmt.Errorf("parsing CLI options: %w", err)
 	}
 
-	if cfg.VersionAndExit {
+	l, err := logrus.ParseLevel(cfg.LogLevel)
-		fmt.Printf("wiki %s\n", version)
+	if err != nil {
-		os.Exit(0)
+		return fmt.Errorf("parsing log-level: %w", err)
 	}
+	logrus.SetLevel(l)
 
-	if l, err := log.ParseLevel(cfg.LogLevel); err != nil {
+	return nil
-		log.WithError(err).Fatal("Unable to parse log level")
-	} else {
-		log.SetLevel(l)
-	}
 }
 
 func main() {
+	var err error
+
+	if err = initApp(); err != nil {
+		logrus.WithError(err).Fatal("initializing app")
+	}
+
+	if cfg.VersionAndExit {
+		fmt.Printf("wiki %s\n", version) //nolint:forbidigo
+		os.Exit(0)
+	}
+
 	r := mux.NewRouter()
 
 	r.HandleFunc("/_content/{page}", handlePageRead).Methods(http.MethodGet)
@@ -64,7 +71,20 @@ func main() {
 	handler = httpHelper.GzipHandler(handler)
 	handler = httpHelper.NewHTTPLogHandler(handler)
 
-	http.ListenAndServe(cfg.Listen, handler)
+	server := &http.Server{
+		Addr:              cfg.Listen,
+		Handler:           handler,
+		ReadHeaderTimeout: time.Second,
+	}
+
+	logrus.WithFields(logrus.Fields{
+		"addr":    cfg.Listen,
+		"version": version,
+	}).Info("wiki starting")
+
+	if err = server.ListenAndServe(); err != nil {
+		logrus.WithError(err).Fatal("listening for HTTP traffic")
+	}
 }
 
 func handleIndexPage(w http.ResponseWriter, r *http.Request) {
@@ -78,35 +98,41 @@ func handleIndexPage(w http.ResponseWriter, r *http.Request) {
 	)
 
 	if _, err := os.Stat(filename); err == nil {
-		f, err := os.Open(filename)
+		f, err := os.Open(filename) //#nosec:G304 // Path is sanitized
 		if err != nil {
-			log.WithError(err).Error("Unable to open base asset")
+			logrus.WithError(err).Error("Unable to open base asset")
 		}
-		defer f.Close()
+		defer func() {
+			if err := f.Close(); err != nil {
+				logrus.WithError(err).Error("closing frontend file (leaked fd)")
+			}
+		}()
+
 		src = f
-	} else if asset, err := Asset(filename); err == nil {
+	} else if asset, err := assets.ReadFile(filename); err == nil {
 		src = bytes.NewReader(asset)
 	} else {
-		log.WithField("asset", filename).Error("Asset not found in frontend dir or bundled assets")
+		logrus.WithField("asset", filename).Error("Asset not found in frontend dir or bundled assets")
 		http.Error(w, "Not found", http.StatusNotFound)
 		return
 	}
 
 	w.Header().Set("Content-Type", mime.TypeByExtension(path.Ext(filename)))
-	io.Copy(w, src)
+	if _, err := io.Copy(w, src); err != nil {
+		logrus.WithError(err).Debug("copying data to HTTP client")
+	}
 }
 
 func handlePageRead(w http.ResponseWriter, r *http.Request) {
-	var vars = mux.Vars(r)
+	vars := mux.Vars(r)
 
 	file, err := loadStoredFile(sanitizeFilename(vars["page"]))
 	switch err {
-
 	case nil:
 		// All okay, render follows
 
 	case errFileNotFound:
-		initContent, err := Asset(path.Join("default_files", sanitizeFilename(vars["page"])))
+		initContent, err := assets.ReadFile(path.Join("default_files", sanitizeFilename(vars["page"])))
 		if err != nil {
 			http.Error(w, "Page not yet exists", http.StatusNotFound)
 			return
@@ -118,14 +144,13 @@ func handlePageRead(w http.ResponseWriter, r *http.Request) {
 	default:
 		http.Error(w, err.Error(), http.StatusInternalServerError)
 		return
-
 	}
 
 	w.Header().Set("Content-Type", "application/json")
 	w.Header().Set("Cache-Control", "no-cache")
 
 	if err := json.NewEncoder(w).Encode(file); err != nil {
-		log.WithError(err).Error("Unable to marshal file for JSON")
+		logrus.WithError(err).Error("Unable to marshal file for JSON")
 	}
 }
 

storage.go

@@ -2,17 +2,17 @@ package main
 
 import (
 	"fmt"
-	"io/ioutil"
 	"os"
 	"path"
 	"strings"
 	"time"
 
+	"github.com/go-git/go-git/v5"
+	"github.com/go-git/go-git/v5/config"
+	"github.com/go-git/go-git/v5/plumbing/object"
 	"github.com/pkg/errors"
-	"gopkg.in/src-d/go-git.v4"
+	"github.com/sirupsen/logrus"
-	"gopkg.in/src-d/go-git.v4/config"
+	"gopkg.in/yaml.v3"
-	"gopkg.in/src-d/go-git.v4/plumbing/object"
-	"gopkg.in/yaml.v2"
 )
 
 const yamlDelimiter = `---`
@@ -20,8 +20,8 @@ const yamlDelimiter = `---`
 var errFileNotFound = errors.New("Specified file was not found")
 
 type storedFile struct {
-	Meta    map[string]interface{} `json:"meta"`
+	Meta    map[string]any `json:"meta"`
-	Content string                 `json:"content"`
+	Content string         `json:"content"`
 
 	AuthorName  string `json:"-"`
 	AuthorEmail string `json:"-"`
@@ -32,7 +32,7 @@ func loadStoredFile(filename string) (*storedFile, error) {
 		return nil, errFileNotFound
 	}
 
-	content, err := ioutil.ReadFile(path.Join(cfg.DataDir, filename))
+	content, err := os.ReadFile(path.Join(cfg.DataDir, filename)) //#nosec:G304 // Reading data file
 	if err != nil {
 		return nil, errors.Wrap(err, "Unable to read file")
 	}
@@ -103,11 +103,15 @@ func (s storedFile) Save(filename string) error {
 		return errors.Wrap(err, "Unable to get worktree")
 	}
 
-	f, err := os.Create(path.Join(cfg.DataDir, filename))
+	f, err := os.Create(path.Join(cfg.DataDir, filename)) //#nosec:G304 // Creating data file
 	if err != nil {
 		return errors.Wrap(err, "Unable to create file")
 	}
-	defer f.Close()
+	defer func() {
+		if err := f.Close(); err != nil {
+			logrus.WithError(err).Error("closing data file (leaked fd)")
+		}
+	}()
 
 	if len(s.Meta) > 0 {
 		fmt.Fprintln(f, yamlDelimiter)
@@ -141,7 +145,7 @@ func (s storedFile) authorSignature() *object.Signature {
 	return sig
 }
 
-func (s storedFile) committerSignature() *object.Signature {
+func (storedFile) committerSignature() *object.Signature {
 	return &object.Signature{Name: "wiki " + version, Email: "wiki+committer@luzifer.io", When: time.Now()}
 }
 

storage_test.go

@@ -1,6 +1,11 @@
 package main
 
-import "testing"
+import (
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/require"
+)
 
 func TestStoredFileParse(t *testing.T) {
 	var (
@@ -22,32 +27,18 @@ content
 `
 
 	sFile, err = storedFileFromString(file)
-	if err != nil {
+	require.NoError(t, err)
-		t.Fatalf("Parsing of proper file errored: %s", err)
-	}
 
-	if sFile.Content != "# Header\n\ncontent" {
+	assert.Equal(t, "# Header\n\ncontent", sFile.Content)
-		t.Errorf("Content did not match expectation: %q", sFile.Content)
+	assert.Equal(t, map[string]any{"key": "value"}, sFile.Meta)
-	}
-
-	if len(sFile.Meta) != 1 || sFile.GetMetaString("key") != "value" {
-		t.Errorf("Metadata did not match expectation: %#v", sFile.Meta)
-	}
 
 	// Case: No header
 
 	file = "# Header\n\ncontent"
 
 	sFile, err = storedFileFromString(file)
-	if err != nil {
+	require.NoError(t, err)
-		t.Fatalf("Parsing of proper file errored: %s", err)
-	}
 
-	if sFile.Content != "# Header\n\ncontent" {
+	assert.Equal(t, "# Header\n\ncontent", sFile.Content)
-		t.Errorf("Content did not match expectation: %q", sFile.Content)
+	assert.Len(t, sFile.Meta, 0)
-	}
-
-	if len(sFile.Meta) != 0 {
-		t.Errorf("Metadata did not match expectation: %#v", sFile.Meta)
-	}
 }