Merge branch 'master' into fix-binlog

cmd/env.go

@@ -28,6 +28,7 @@ var envList = []string{
 	localdata.EnvNameSSHPassPrompt,
 	localdata.EnvNameSSHPath,
 	localdata.EnvNameSCPPath,
+	localdata.EnvNameLogPath,
 }
 
 func newEnvCmd() *cobra.Command {

components/cluster/command/root.go

@@ -298,7 +298,7 @@ func Execute() {
 		}
 
 		if !errorx.HasTrait(err, errutil.ErrTraitPreCheck) {
-			logger.OutputDebugLog()
+			logger.OutputDebugLog("tiup-cluster")
 		}
 
 		if errx := errorx.Cast(err); errx != nil {

components/dm/command/root.go

@@ -217,7 +217,7 @@ func Execute() {
 		}
 
 		if !errorx.HasTrait(err, errutil.ErrTraitPreCheck) {
-			logger.OutputDebugLog()
+			logger.OutputDebugLog("tiup-dm")
 		}
 
 		if errx := errorx.Cast(err); errx != nil {

pkg/cluster/embed/autogen_pkger.go

@@ -33,7 +33,7 @@ func init() {
 	autogenFiles["/templates/scripts/run_dm-worker.sh.tpl"] = "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"
 	autogenFiles["/templates/scripts/run_drainer.sh.tpl"] = "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"
 	autogenFiles["/templates/scripts/run_grafana.sh.tpl"] = "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"
-	autogenFiles["/templates/scripts/run_node_exporter.sh.tpl"] = "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"
+	autogenFiles["/templates/scripts/run_node_exporter.sh.tpl"] = "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"
 	autogenFiles["/templates/scripts/run_pd.sh.tpl"] = "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"
 	autogenFiles["/templates/scripts/run_pd_scale.sh.tpl"] = "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"
 	autogenFiles["/templates/scripts/run_prometheus.sh.tpl"] = "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"

pkg/localdata/constant.go

@@ -81,6 +81,9 @@ const (
 	// EnvNameKeepSourceTarget is the variable name by which user can keep the source target or not
 	EnvNameKeepSourceTarget = "TIUP_KEEP_SOURCE_TARGET"
 
+	// EnvNameLogPath is the variable name by which user can write the log files into
+	EnvNameLogPath = "TIUP_LOG_PATH"
+
 	// MetaFilename represents the process meta file name
 	MetaFilename = "tiup_process_meta"
 )

pkg/logger/debug.go

@@ -22,6 +22,7 @@ import (
 	"time"
 
 	"github.com/pingcap/tiup/pkg/colorutil"
+	"github.com/pingcap/tiup/pkg/localdata"
 	"go.uber.org/zap"
 	"go.uber.org/zap/zapcore"
 )
@@ -35,20 +36,22 @@ func newDebugLogCore() zapcore.Core {
 }
 
 // OutputDebugLog outputs debug log in the current working directory.
-func OutputDebugLog() {
-	if err := os.MkdirAll("./logs", 0755); err != nil {
-		_, _ = fmt.Fprintf(os.Stderr, "\nCreate debug logs directory failed %v.\n", err)
+func OutputDebugLog(prefix string) {
+	logDir := os.Getenv(localdata.EnvNameLogPath)
+	if logDir == "" {
+		profile := localdata.InitProfile()
+		logDir = profile.Path("logs")
+	}
+	if err := os.MkdirAll(logDir, 0755); err != nil {
+		_, _ = fmt.Fprintf(os.Stderr, "\nCreate debug logs(%s) directory failed %v.\n", logDir, err)
 		return
 	}
 
 	// FIXME: Stupid go does not allow writing fraction seconds without a leading dot.
-	fileName := time.Now().Format("./logs/tiup-cluster-debug-2006-01-02-15-04-05.log")
-	filePath, err := filepath.Abs(fileName)
-	if err != nil {
-		filePath = fileName
-	}
+	fileName := time.Now().Format(fmt.Sprintf("%s-debug-2006-01-02-15-04-05.log", prefix))
+	filePath := filepath.Join(logDir, fileName)
 
-	err = ioutil.WriteFile(filePath, debugBuffer.Bytes(), 0644)
+	err := ioutil.WriteFile(filePath, debugBuffer.Bytes(), 0644)
 	if err != nil {
 		_, _ = colorutil.ColorWarningMsg.Fprint(os.Stderr, "\nWarn: Failed to write error debug log.\n")
 	} else {

templates/scripts/run_node_exporter.sh.tpl

@@ -20,5 +20,6 @@ exec bin/node_exporter/node_exporter \
     --collector.mountstats \
     --collector.meminfo_numa \
     --collector.interrupts \
+    --collector.buddyinfo \
     --collector.vmstat.fields="^.*" \
     --log.level="info"

tests/tiup-cluster/script/scale_tools.sh

@@ -100,4 +100,8 @@ function scale_tools() {
     fi
 
     tiup-cluster $client _test $name writable
+
+    # test cluster log dir
+    tiup-cluster notfound-command 2>&1 | grep $HOME/.tiup/logs/tiup-cluster-debug
+    TIUP_LOG_PATH=/tmp/a/b tiup-cluster notfound-command 2>&1 | grep /tmp/a/b/tiup-cluster-debug
 }

tests/tiup-dm/test_cmd.sh

@@ -73,3 +73,7 @@ yes | tiup-dm scale-out $name $topo_worker
 ./script/task/run.sh
 
 tiup-dm --yes destroy $name
+
+# test dm log dir
+tiup-dm notfound-command 2>&1 | grep $HOME/.tiup/logs/tiup-dm-debug
+TIUP_LOG_PATH=/tmp/a/b tiup-dm notfound-command 2>&1 | grep /tmp/a/b/tiup-dm-debug