Replace the old log setup, with structured logging etc.

Fixes #11124

21 files changed, 98 insertions, 79 deletions

diff --git a/hugolib/alias.go b/hugolib/alias.go
index d10f140bd..5165edb04 100644
--- a/hugolib/alias.go
+++ b/hugolib/alias.go
@@ -25,7 +25,6 @@ import (
 	"strings"
 
 	"github.com/gohugoio/hugo/common/loggers"
-
 	"github.com/gohugoio/hugo/output"
 	"github.com/gohugoio/hugo/publisher"
 	"github.com/gohugoio/hugo/resources/page"
diff --git a/hugolib/alias_test.go b/hugolib/alias_test.go
index 124c9f4ca..e03107ada 100644
--- a/hugolib/alias_test.go
+++ b/hugolib/alias_test.go
@@ -18,9 +18,8 @@ import (
 	"runtime"
 	"testing"
 
-	"github.com/gohugoio/hugo/common/loggers"
-
 	qt "github.com/frankban/quicktest"
+	"github.com/gohugoio/hugo/common/loggers"
 )
 
 const pageWithAlias = `---
@@ -117,7 +116,7 @@ func TestAliasTemplate(t *testing.T) {
 }
 
 func TestTargetPathHTMLRedirectAlias(t *testing.T) {
-	h := newAliasHandler(nil, loggers.NewErrorLogger(), false)
+	h := newAliasHandler(nil, loggers.NewDefault(), false)
 
 	errIsNilForThisOS := runtime.GOOS != "windows"
 
diff --git a/hugolib/config_test.go b/hugolib/config_test.go
index 5a3087207..02d25fa9b 100644
--- a/hugolib/config_test.go
+++ b/hugolib/config_test.go
@@ -20,6 +20,7 @@ import (
 	"strings"
 	"testing"
 
+	"github.com/bep/logg"
 	"github.com/gohugoio/hugo/config"
 	"github.com/gohugoio/hugo/config/allconfig"
 
@@ -933,7 +934,7 @@ LanguageCode: {{ eq site.LanguageCode site.Language.LanguageCode }}|{{ site.Lang
 	).Build()
 
 	{
-		b.Assert(b.H.Log.LogCounters().WarnCounter.Count(), qt.Equals, uint64(2))
+		b.Assert(b.H.Log.LoggCount(logg.LevelWarn), qt.Equals, 1)
 	}
 	b.AssertFileContent("public/index.html", `
 AllPages: 4|
diff --git a/hugolib/filesystems/basefs.go b/hugolib/filesystems/basefs.go
index ed0d36de1..d5c94799d 100644
--- a/hugolib/filesystems/basefs.go
+++ b/hugolib/filesystems/basefs.go
@@ -29,9 +29,9 @@ import (
 	"github.com/gohugoio/hugo/hugofs/glob"
 
 	"github.com/gohugoio/hugo/common/herrors"
+	"github.com/gohugoio/hugo/common/loggers"
 	"github.com/gohugoio/hugo/common/types"
 
-	"github.com/gohugoio/hugo/common/loggers"
 	"github.com/rogpeppe/go-internal/lockedfile"
 
 	"github.com/gohugoio/hugo/hugofs/files"
@@ -471,7 +471,7 @@ var counter int
 func NewBase(p *paths.Paths, logger loggers.Logger, options ...func(*BaseFs) error) (*BaseFs, error) {
 	fs := p.Fs
 	if logger == nil {
-		logger = loggers.NewWarningLogger()
+		logger = loggers.NewDefault()
 	}
 
 	publishFs := hugofs.NewBaseFileDecorator(fs.PublishDir)
diff --git a/hugolib/hugo_modules_test.go b/hugolib/hugo_modules_test.go
index ee4ef798a..3353f508e 100644
--- a/hugolib/hugo_modules_test.go
+++ b/hugolib/hugo_modules_test.go
@@ -22,16 +22,16 @@ import (
 	"testing"
 	"time"
 
+	"github.com/bep/logg"
 	"github.com/gohugoio/hugo/config"
 	"github.com/gohugoio/hugo/modules/npm"
 
-	"github.com/gohugoio/hugo/common/loggers"
-
 	"github.com/spf13/afero"
 
 	"github.com/gohugoio/hugo/hugofs/files"
 
 	"github.com/gohugoio/hugo/common/hugo"
+	"github.com/gohugoio/hugo/common/loggers"
 
 	"github.com/gohugoio/hugo/htesting"
 	"github.com/gohugoio/hugo/hugofs"
@@ -646,14 +646,14 @@ min_version = 0.55.0
 
 `)
 
-	logger := loggers.NewWarningLogger()
+	logger := loggers.NewDefault()
 	b.WithLogger(logger)
 
 	b.Build(BuildCfg{})
 
 	c := qt.New(t)
 
-	c.Assert(logger.LogCounters().WarnCounter.Count(), qt.Equals, uint64(3))
+	c.Assert(logger.LoggCount(logg.LevelWarn), qt.Equals, 3)
 }
 
 func TestModulesSymlinks(t *testing.T) {
@@ -727,7 +727,7 @@ weight = 2
 `
 
 	b := newTestSitesBuilder(t).WithNothingAdded().WithWorkingDir(workingDir)
-	b.WithLogger(loggers.NewErrorLogger())
+	b.WithLogger(loggers.NewDefault())
 	b.Fs = fs
 
 	b.WithConfigFile("toml", config)
diff --git a/hugolib/hugo_sites.go b/hugolib/hugo_sites.go
index 290eebe82..6ffef6fa8 100644
--- a/hugolib/hugo_sites.go
+++ b/hugolib/hugo_sites.go
@@ -23,6 +23,7 @@ import (
 	"sync"
 	"sync/atomic"
 
+	"github.com/bep/logg"
 	"github.com/gohugoio/hugo/config/allconfig"
 	"github.com/gohugoio/hugo/hugofs/glob"
 
@@ -42,7 +43,6 @@ import (
 	"github.com/gohugoio/hugo/source"
 
 	"github.com/gohugoio/hugo/common/herrors"
-	"github.com/gohugoio/hugo/common/loggers"
 	"github.com/gohugoio/hugo/deps"
 	"github.com/gohugoio/hugo/helpers"
 	"github.com/gohugoio/hugo/lazy"
@@ -265,7 +265,7 @@ func (h *HugoSites) NumLogErrors() int {
 	if h == nil {
 		return 0
 	}
-	return int(h.Log.LogCounters().ErrorCounter.Count())
+	return h.Log.LoggCount(logg.LevelError)
 }
 
 func (h *HugoSites) PrintProcessingStats(w io.Writer) {
@@ -352,10 +352,8 @@ func (h *HugoSites) reset(config *BuildCfg) {
 // resetLogs resets the log counters etc. Used to do a new build on the same sites.
 func (h *HugoSites) resetLogs() {
 	h.Log.Reset()
-	loggers.GlobalErrorCounter.Reset()
 	for _, s := range h.Sites {
 		s.Deps.Log.Reset()
-		s.Deps.LogDistinct.Reset()
 	}
 }
 
diff --git a/hugolib/hugo_sites_build.go b/hugolib/hugo_sites_build.go
index c801ae3df..d90d9ce7b 100644
--- a/hugolib/hugo_sites_build.go
+++ b/hugolib/hugo_sites_build.go
@@ -22,6 +22,7 @@ import (
 	"strings"
 	"time"
 
+	"github.com/bep/logg"
 	"github.com/gohugoio/hugo/langs"
 	"github.com/gohugoio/hugo/publisher"
 
@@ -65,6 +66,8 @@ func (h *HugoSites) Build(config BuildCfg, events ...fsnotify.Event) error {
 		defer unlock()
 	}
 
+	infol := h.Log.InfoCommand("build")
+
 	errCollector := h.StartErrorCollector()
 	errs := make(chan error)
 
@@ -120,11 +123,11 @@ func (h *HugoSites) Build(config BuildCfg, events ...fsnotify.Event) error {
 				return nil
 			}
 
-			if err := h.process(conf, init, events...); err != nil {
+			if err := h.process(infol, conf, init, events...); err != nil {
 				return fmt.Errorf("process: %w", err)
 			}
 
-			if err := h.assemble(conf); err != nil {
+			if err := h.assemble(infol, conf); err != nil {
 				return fmt.Errorf("assemble: %w", err)
 			}
 
@@ -137,10 +140,10 @@ func (h *HugoSites) Build(config BuildCfg, events ...fsnotify.Event) error {
 	}
 
 	if prepareErr == nil {
-		if err := h.render(conf); err != nil {
+		if err := h.render(infol, conf); err != nil {
 			h.SendError(fmt.Errorf("render: %w", err))
 		}
-		if err := h.postProcess(); err != nil {
+		if err := h.postProcess(infol); err != nil {
 			h.SendError(fmt.Errorf("postProcess: %w", err))
 		}
 	}
@@ -164,7 +167,7 @@ func (h *HugoSites) Build(config BuildCfg, events ...fsnotify.Event) error {
 		return err
 	}
 
-	errorCount := h.Log.LogCounters().ErrorCounter.Count()
+	errorCount := h.Log.LoggCount(logg.LevelError)
 	if errorCount > 0 {
 		return fmt.Errorf("logged %d error(s)", errorCount)
 	}
@@ -195,13 +198,12 @@ func (h *HugoSites) initRebuild(config *BuildCfg) error {
 
 	h.reset(config)
 	h.resetLogs()
-	helpers.InitLoggers()
 
 	return nil
 }
 
-func (h *HugoSites) process(config *BuildCfg, init func(config *BuildCfg) error, events ...fsnotify.Event) error {
-	defer h.timeTrack(time.Now(), "process")
+func (h *HugoSites) process(l logg.LevelLogger, config *BuildCfg, init func(config *BuildCfg) error, events ...fsnotify.Event) error {
+	defer h.timeTrack(l, time.Now(), "process")
 
 	// We should probably refactor the Site and pull up most of the logic from there to here,
 	// but that seems like a daunting task.
@@ -218,8 +220,8 @@ func (h *HugoSites) process(config *BuildCfg, init func(config *BuildCfg) error,
 	return firstSite.process(*config)
 }
 
-func (h *HugoSites) assemble(bcfg *BuildCfg) error {
-	defer h.timeTrack(time.Now(), "assemble")
+func (h *HugoSites) assemble(l logg.LevelLogger, bcfg *BuildCfg) error {
+	defer h.timeTrack(l, time.Now(), "assemble")
 
 	if !bcfg.whatChanged.source {
 		return nil
@@ -236,13 +238,13 @@ func (h *HugoSites) assemble(bcfg *BuildCfg) error {
 	return nil
 }
 
-func (h *HugoSites) timeTrack(start time.Time, name string) {
+func (h *HugoSites) timeTrack(l logg.LevelLogger, start time.Time, name string) {
 	elapsed := time.Since(start)
-	h.Log.Infof("%s in %v ms\n", name, int(1000*elapsed.Seconds()))
+	l.WithField("step", name).WithField("duration", elapsed).Logf("running")
 }
 
-func (h *HugoSites) render(config *BuildCfg) error {
-	defer h.timeTrack(time.Now(), "render")
+func (h *HugoSites) render(l logg.LevelLogger, config *BuildCfg) error {
+	defer h.timeTrack(l, time.Now(), "render")
 	if _, err := h.init.layouts.Do(context.Background()); err != nil {
 		return err
 	}
@@ -312,8 +314,8 @@ func (h *HugoSites) render(config *BuildCfg) error {
 	return nil
 }
 
-func (h *HugoSites) postProcess() error {
-	defer h.timeTrack(time.Now(), "postProcess")
+func (h *HugoSites) postProcess(l logg.LevelLogger) error {
+	defer h.timeTrack(l, time.Now(), "postProcess")
 
 	// Make sure to write any build stats to disk first so it's available
 	// to the post processors.
diff --git a/hugolib/hugo_sites_build_test.go b/hugolib/hugo_sites_build_test.go
index b2798c863..3c82a60b6 100644
--- a/hugolib/hugo_sites_build_test.go
+++ b/hugolib/hugo_sites_build_test.go
@@ -1394,7 +1394,7 @@ other = %q
 }
 
 func TestRebuildOnAssetChange(t *testing.T) {
-	b := newTestSitesBuilder(t).Running().WithLogger(loggers.NewInfoLogger())
+	b := newTestSitesBuilder(t).Running().WithLogger(loggers.NewDefault())
 	b.WithTemplatesAdded("index.html", `
 {{ (resources.Get "data.json").Content }}
 `)
diff --git a/hugolib/integrationtest_builder.go b/hugolib/integrationtest_builder.go
index 0daa766ac..cb34cb28b 100644
--- a/hugolib/integrationtest_builder.go
+++ b/hugolib/integrationtest_builder.go
@@ -13,7 +13,7 @@ import (
 	"sync"
 	"testing"
 
-	jww "github.com/spf13/jwalterweatherman"
+	"github.com/bep/logg"
 
 	qt "github.com/frankban/quicktest"
 	"github.com/fsnotify/fsnotify"
@@ -292,11 +292,9 @@ func (s *IntegrationTestBuilder) initBuilder() error {
 		}
 
 		if s.Cfg.LogLevel == 0 {
-			s.Cfg.LogLevel = jww.LevelWarn
+			s.Cfg.LogLevel = logg.LevelWarn
 		}
 
-		logger := loggers.NewBasicLoggerForWriter(s.Cfg.LogLevel, &s.logBuff)
-
 		isBinaryRe := regexp.MustCompile(`^(.*)(\.png|\.jpg)$`)
 
 		const dataSourceFilenamePrefix = "sourcefilename:"
@@ -350,7 +348,7 @@ func (s *IntegrationTestBuilder) initBuilder() error {
 				Flags:     flags,
 				ConfigDir: configDir,
 				Fs:        afs,
-				Logger:    logger,
+				Logger:    loggers.NewDefault(),
 				Environ:   s.Cfg.Environ,
 			},
 		)
@@ -364,7 +362,7 @@ func (s *IntegrationTestBuilder) initBuilder() error {
 
 		s.Assert(err, qt.IsNil)
 
-		depsCfg := deps.DepsCfg{Configs: res, Fs: fs, Logger: logger}
+		depsCfg := deps.DepsCfg{Configs: res, Fs: fs, LogLevel: s.Cfg.LogLevel, LogOut: &s.logBuff}
 		sites, err := NewHugoSites(depsCfg)
 		if err != nil {
 			initErr = err
@@ -528,7 +526,7 @@ type IntegrationTestConfig struct {
 	// Will print the log buffer after the build
 	Verbose bool
 
-	LogLevel jww.Threshold
+	LogLevel logg.Level
 
 	// Whether it needs the real file system (e.g. for js.Build tests).
 	NeedsOsFS bool
diff --git a/hugolib/mount_filters_test.go b/hugolib/mount_filters_test.go
index 688cf2558..4f6a448d2 100644
--- a/hugolib/mount_filters_test.go
+++ b/hugolib/mount_filters_test.go
@@ -20,7 +20,6 @@ import (
 	"testing"
 
 	"github.com/gohugoio/hugo/common/loggers"
-
 	"github.com/gohugoio/hugo/hugofs/files"
 
 	"github.com/gohugoio/hugo/htesting"
@@ -39,7 +38,7 @@ func TestMountFilters(t *testing.T) {
 	for _, component := range files.ComponentFolders {
 		b.Assert(os.MkdirAll(filepath.Join(workingDir, component), 0777), qt.IsNil)
 	}
-	b.WithWorkingDir(workingDir).WithLogger(loggers.NewInfoLogger())
+	b.WithWorkingDir(workingDir).WithLogger(loggers.NewDefault())
 	b.WithConfigFile("toml", fmt.Sprintf(`
 workingDir = %q
 
diff --git a/hugolib/page__new.go b/hugolib/page__new.go
index e9a8b1a50..14db28c3d 100644
--- a/hugolib/page__new.go
+++ b/hugolib/page__new.go
@@ -99,7 +99,7 @@ func newPageFromMeta(
 	meta map[string]any,
 	metaProvider *pageMeta) (*pageState, error) {
 	if metaProvider.f == nil {
-		metaProvider.f = page.NewZeroFile(metaProvider.s.LogDistinct)
+		metaProvider.f = page.NewZeroFile(metaProvider.s.Log)
 	}
 
 	ps, err := newPageBase(metaProvider)
diff --git a/hugolib/page_test.go b/hugolib/page_test.go
index 79b6401dc..6b817551e 100644
--- a/hugolib/page_test.go
+++ b/hugolib/page_test.go
@@ -17,7 +17,6 @@ import (
 	"context"
 	"fmt"
 	"html/template"
-	"os"
 	"path/filepath"
 	"strings"
 	"testing"
@@ -36,7 +35,6 @@ import (
 
 	"github.com/gohugoio/hugo/resources/page"
 	"github.com/gohugoio/hugo/resources/resource"
-	"github.com/spf13/jwalterweatherman"
 
 	qt "github.com/frankban/quicktest"
 	"github.com/gohugoio/hugo/deps"
@@ -739,7 +737,7 @@ Here is the last report for commits in the year 2016. It covers hrev50718-hrev50
 func TestRenderStringForRegularPageTranslations(t *testing.T) {
 	c := qt.New(t)
 	b := newTestSitesBuilder(t)
-	b.WithLogger(loggers.NewBasicLoggerForWriter(jwalterweatherman.LevelError, os.Stderr))
+	b.WithLogger(loggers.NewDefault())
 
 	b.WithConfigFile("toml",
 		`baseurl = "https://example.org/"
@@ -800,7 +798,7 @@ home = ["HTML", "JSON"]`)
 // Issue 8919
 func TestContentProviderWithCustomOutputFormat(t *testing.T) {
 	b := newTestSitesBuilder(t)
-	b.WithLogger(loggers.NewBasicLoggerForWriter(jwalterweatherman.LevelDebug, os.Stderr))
+	b.WithLogger(loggers.NewDefault())
 	b.WithConfigFile("toml", `baseURL = 'http://example.org/'
 title = 'My New Hugo Site'
 
@@ -1437,7 +1435,7 @@ Content:{{ .Content }}
 
 // https://github.com/gohugoio/hugo/issues/5781
 func TestPageWithZeroFile(t *testing.T) {
-	newTestSitesBuilder(t).WithLogger(loggers.NewWarningLogger()).WithSimpleConfigFile().
+	newTestSitesBuilder(t).WithLogger(loggers.NewDefault()).WithSimpleConfigFile().
 		WithTemplatesAdded("index.html", "{{ .File.Filename }}{{ with .File }}{{ .Dir }}{{ end }}").Build(BuildCfg{})
 }
 
diff --git a/hugolib/pagebundler_test.go b/hugolib/pagebundler_test.go
index 2ec3718f0..51ce82526 100644
--- a/hugolib/pagebundler_test.go
+++ b/hugolib/pagebundler_test.go
@@ -20,6 +20,9 @@ import (
 	"path"
 	"path/filepath"
 	"regexp"
+
+	"github.com/gohugoio/hugo/common/loggers"
+
 	"strings"
 	"testing"
 
@@ -31,7 +34,6 @@ import (
 
 	"github.com/gohugoio/hugo/hugofs"
 
-	"github.com/gohugoio/hugo/common/loggers"
 	"github.com/gohugoio/hugo/resources/page"
 
 	"github.com/gohugoio/hugo/htesting"
@@ -93,7 +95,7 @@ func TestPageBundlerSiteRegular(t *testing.T) {
 
 						c.Assert(err, qt.IsNil)
 
-						b := newTestSitesBuilderFromDepsCfg(c, deps.DepsCfg{Logger: loggers.NewErrorLogger(), Fs: fs, Configs: configs}).WithNothingAdded()
+						b := newTestSitesBuilderFromDepsCfg(c, deps.DepsCfg{Fs: fs, Configs: configs}).WithNothingAdded()
 
 						b.Build(BuildCfg{})
 
@@ -1044,7 +1046,7 @@ title: %q
 	}
 
 	b := newTestSitesBuilder(t).WithConfigFile("toml", config)
-	b.WithLogger(loggers.NewWarningLogger())
+	b.WithLogger(loggers.NewDefault())
 
 	b.WithTemplates("_default/list.html", `{{ range .Site.Pages }}
 {{ .Kind }}|{{ .Path }}|{{ with .CurrentSection }}CurrentSection: {{ .Path }}{{ end }}|{{ .RelPermalink }}{{ end }}
@@ -1215,7 +1217,7 @@ title: %q
 	}
 
 	b := newTestSitesBuilder(t).WithConfigFile("toml", config)
-	b.WithLogger(loggers.NewWarningLogger())
+	b.WithLogger(loggers.NewDefault())
 
 	b.WithTemplates("_default/single.html", `{{ range .Resources }}
 {{ .ResourceType }}|{{ .Title }}|
diff --git a/hugolib/pages_capture.go b/hugolib/pages_capture.go
index 8a2b875ea..c57c707de 100644
--- a/hugolib/pages_capture.go
+++ b/hugolib/pages_capture.go
@@ -21,6 +21,7 @@ import (
 	"reflect"
 
 	"github.com/gohugoio/hugo/common/herrors"
+	"github.com/gohugoio/hugo/common/loggers"
 	"github.com/gohugoio/hugo/common/maps"
 
 	"github.com/gohugoio/hugo/parser/pageparser"
@@ -29,7 +30,6 @@ import (
 
 	"github.com/gohugoio/hugo/source"
 
-	"github.com/gohugoio/hugo/common/loggers"
 	"github.com/gohugoio/hugo/hugofs"
 	"github.com/spf13/afero"
 )
diff --git a/hugolib/pages_capture_test.go b/hugolib/pages_capture_test.go
index 8c1023a15..c771d30ee 100644
--- a/hugolib/pages_capture_test.go
+++ b/hugolib/pages_capture_test.go
@@ -53,7 +53,7 @@ func TestPagesCapture(t *testing.T) {
 	t.Run("Collect", func(t *testing.T) {
 		c := qt.New(t)
 		proc := &testPagesCollectorProcessor{}
-		coll := newPagesCollector(sourceSpec, nil, loggers.NewErrorLogger(), nil, proc)
+		coll := newPagesCollector(sourceSpec, nil, loggers.NewDefault(), nil, proc)
 		c.Assert(coll.Collect(), qt.IsNil)
 		// 2 bundles, 3 pages.
 		c.Assert(len(proc.items), qt.Equals, 5)
diff --git a/hugolib/renderstring_test.go b/hugolib/renderstring_test.go
index af66156e6..e0a4cd036 100644
--- a/hugolib/renderstring_test.go
+++ b/hugolib/renderstring_test.go
@@ -16,6 +16,7 @@ package hugolib
 import (
 	"testing"
 
+	"github.com/bep/logg"
 	qt "github.com/frankban/quicktest"
 	"github.com/gohugoio/hugo/common/loggers"
 )
@@ -80,13 +81,13 @@ func TestRenderStringOnListPage(t *testing.T) {
 // Issue 9433
 func TestRenderStringOnPageNotBackedByAFile(t *testing.T) {
 	t.Parallel()
-	logger := loggers.NewWarningLogger()
+	logger := loggers.NewDefault()
 	b := newTestSitesBuilder(t).WithLogger(logger).WithConfigFile("toml", `
 disableKinds = ["page", "section", "taxonomy", "term"]	
 `)
 	b.WithTemplates("index.html", `{{ .RenderString "**Hello**" }}`).WithContent("p1.md", "")
 	b.BuildE(BuildCfg{})
-	b.Assert(int(logger.LogCounters().WarnCounter.Count()), qt.Equals, 0)
+	b.Assert(logger.LoggCount(logg.LevelWarn), qt.Equals, 0)
 }
 
 func TestRenderStringWithShortcode(t *testing.T) {
diff --git a/hugolib/resource_chain_test.go b/hugolib/resource_chain_test.go
index 823f7db45..da90634aa 100644
--- a/hugolib/resource_chain_test.go
+++ b/hugolib/resource_chain_test.go
@@ -588,7 +588,7 @@ XML: {{ $xml.body }}
 			}
 			t.Parallel()
 
-			b := newTestSitesBuilder(t).WithLogger(loggers.NewErrorLogger())
+			b := newTestSitesBuilder(t).WithLogger(loggers.NewDefault())
 			b.WithContent("_index.md", `
 ---
 title: Home
diff --git a/hugolib/site.go b/hugolib/site.go
index 035f543ee..fca8bca75 100644
--- a/hugolib/site.go
+++ b/hugolib/site.go
@@ -17,7 +17,6 @@ import (
 	"context"
 	"fmt"
 	"io"
-	"log"
 	"mime"
 	"net/url"
 	"path"
@@ -27,6 +26,7 @@ import (
 	"strings"
 	"time"
 
+	"github.com/bep/logg"
 	"github.com/gohugoio/hugo/common/herrors"
 	"github.com/gohugoio/hugo/common/htime"
 	"github.com/gohugoio/hugo/common/hugio"
@@ -285,7 +285,7 @@ func (s *Site) isEnabled(kind string) bool {
 type siteRefLinker struct {
 	s *Site
 
-	errorLogger *log.Logger
+	errorLogger logg.LevelLogger
 	notFoundURL string
 }
 
@@ -302,11 +302,11 @@ func newSiteRefLinker(s *Site) (siteRefLinker, error) {
 
 func (s siteRefLinker) logNotFound(ref, what string, p page.Page, position text.Position) {
 	if position.IsValid() {
-		s.errorLogger.Printf("[%s] REF_NOT_FOUND: Ref %q: %s: %s", s.s.Lang(), ref, position.String(), what)
+		s.errorLogger.Logf("[%s] REF_NOT_FOUND: Ref %q: %s: %s", s.s.Lang(), ref, position.String(), what)
 	} else if p == nil {
-		s.errorLogger.Printf("[%s] REF_NOT_FOUND: Ref %q: %s", s.s.Lang(), ref, what)
+		s.errorLogger.Logf("[%s] REF_NOT_FOUND: Ref %q: %s", s.s.Lang(), ref, what)
 	} else {
-		s.errorLogger.Printf("[%s] REF_NOT_FOUND: Ref %q from page %q: %s", s.s.Lang(), ref, p.Pathc(), what)
+		s.errorLogger.Logf("[%s] REF_NOT_FOUND: Ref %q from page %q: %s", s.s.Lang(), ref, p.Pathc(), what)
 	}
 }
 
@@ -507,9 +507,6 @@ func (s *Site) processPartial(config *BuildCfg, init func(config *BuildCfg) erro
 		i18nChanged bool
 
 		sourceFilesChanged = make(map[string]bool)
-
-		// prevent spamming the log on changes
-		logger = helpers.NewDistinctErrorLogger()
 	)
 
 	var cacheBusters []func(string) bool
@@ -531,7 +528,7 @@ func (s *Site) processPartial(config *BuildCfg, init func(config *BuildCfg) erro
 
 			switch id.Type {
 			case files.ComponentFolderContent:
-				logger.Println("Source changed", ev)
+				s.Log.Println("Source changed", ev)
 				sourceChanged = append(sourceChanged, ev)
 			case files.ComponentFolderLayouts:
 				tmplChanged = true
@@ -539,16 +536,16 @@ func (s *Site) processPartial(config *BuildCfg, init func(config *BuildCfg) erro
 					tmplAdded = true
 				}
 				if tmplAdded {
-					logger.Println("Template added", ev)
+					s.Log.Println("Template added", ev)
 				} else {
-					logger.Println("Template changed", ev)
+					s.Log.Println("Template changed", ev)
 				}
 
 			case files.ComponentFolderData:
-				logger.Println("Data changed", ev)
+				s.Log.Println("Data changed", ev)
 				dataChanged = true
 			case files.ComponentFolderI18n:
-				logger.Println("i18n changed", ev)
+				s.Log.Println("i18n changed", ev)
 				i18nChanged = true
 
 			}
diff --git a/hugolib/site_new.go b/hugolib/site_new.go
index 911414121..c6c5cd2a3 100644
--- a/hugolib/site_new.go
+++ b/hugolib/site_new.go
@@ -18,10 +18,12 @@ import (
 	"errors"
 	"fmt"
 	"html/template"
+	"os"
 	"sort"
 	"time"
 
 	radix "github.com/armon/go-radix"
+	"github.com/bep/logg"
 	"github.com/gohugoio/hugo/common/hugo"
 	"github.com/gohugoio/hugo/common/loggers"
 	"github.com/gohugoio/hugo/common/maps"
@@ -100,19 +102,41 @@ func (s *Site) Debug() {
 func NewHugoSites(cfg deps.DepsCfg) (*HugoSites, error) {
 	conf := cfg.Configs.GetFirstLanguageConfig()
 
-	logger := cfg.Logger
-	if logger == nil {
-		logger = loggers.NewErrorLogger()
+	var logger loggers.Logger
+	if cfg.TestLogger != nil {
+		logger = cfg.TestLogger
+	} else {
+		var logHookLast func(e *logg.Entry) error
+		if cfg.Configs.Base.PanicOnWarning {
+			logHookLast = loggers.PanicOnWarningHook
+		}
+		if cfg.LogOut == nil {
+			cfg.LogOut = os.Stdout
+		}
+		if cfg.LogLevel == 0 {
+			cfg.LogLevel = logg.LevelWarn
+		}
+
+		logOpts := loggers.Options{
+			Level:               cfg.LogLevel,
+			Distinct:            true, // This will drop duplicate log warning and errors.
+			HandlerPost:         logHookLast,
+			Stdout:              cfg.LogOut,
+			Stderr:              cfg.LogOut,
+			StoreErrors:         conf.Running(),
+			SuppresssStatements: conf.IgnoredErrors(),
+		}
+		logger = loggers.New(logOpts)
 	}
-	ignorableLogger := loggers.NewIgnorableLogger(logger, conf.IgnoredErrors())
 
 	firstSiteDeps := &deps.Deps{
 		Fs:                  cfg.Fs,
-		Log:                 ignorableLogger,
+		Log:                 logger,
 		Conf:                conf,
 		TemplateProvider:    tplimpl.DefaultTemplateProvider,
 		TranslationProvider: i18n.NewTranslationProvider(),
 	}
+
 	if err := firstSiteDeps.Init(); err != nil {
 		return nil, err
 	}
@@ -128,7 +152,7 @@ func NewHugoSites(cfg deps.DepsCfg) (*HugoSites, error) {
 		k := language.Lang