standardize config help defaults (#14788)

internal/config/heal/heal.go

@@ -115,45 +115,21 @@ func (opts *Config) Update(nopts Config) {
 	opts.cache.bitrotCycle, _ = parseBitrotConfig(nopts.Bitrot)
 }
 
-var (
-	// DefaultKVS - default KV config for heal settings
-	DefaultKVS = config.KVS{
-		config.KV{
-			Key:   Bitrot,
-			Value: config.EnableOff,
-		},
-		config.KV{
-			Key:   Sleep,
-			Value: "1s",
-		},
-		config.KV{
-			Key:   IOCount,
-			Value: "100",
-		},
-	}
-
-	// Help provides help for config values
-	Help = config.HelpKVS{
-		config.HelpKV{
-			Key:         Bitrot,
-			Description: `perform bitrot scan on disks when checking objects during scanner. e.g 6m`,
-			Optional:    true,
-			Type:        "on|off|duration",
-		},
-		config.HelpKV{
-			Key:         Sleep,
-			Description: `maximum sleep duration between objects to slow down heal operation. eg. 2s`,
-			Optional:    true,
-			Type:        "duration",
-		},
-		config.HelpKV{
-			Key:         IOCount,
-			Description: `maximum IO requests allowed between objects to slow down heal operation. eg. 3`,
-			Optional:    true,
-			Type:        "int",
-		},
-	}
-)
+// DefaultKVS - default KV config for heal settings
+var DefaultKVS = config.KVS{
+	config.KV{
+		Key:   Bitrot,
+		Value: config.EnableOff,
+	},
+	config.KV{
+		Key:   Sleep,
+		Value: "1s",
+	},
+	config.KV{
+		Key:   IOCount,
+		Value: "100",
+	},
+}
 
 const minimumBitrotCycleInMonths = 1
 

internal/config/heal/help.go

@@ -0,0 +1,49 @@
+// Copyright (c) 2015-2021 MinIO, Inc.
+//
+// This file is part of MinIO Object Storage stack
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Affero General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU Affero General Public License for more details.
+//
+// You should have received a copy of the GNU Affero General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+package heal
+
+import "github.com/minio/minio/internal/config"
+
+// Help template for caching feature.
+var (
+	defaultHelpPostfix = func(key string) string {
+		return config.DefaultHelpPostfix(DefaultKVS, key)
+	}
+
+	// Help provides help for config values
+	Help = config.HelpKVS{
+		config.HelpKV{
+			Key:         Bitrot,
+			Description: `perform bitrot scan on disks when checking objects during scanner` + defaultHelpPostfix(Bitrot),
+			Optional:    true,
+			Type:        "on|off",
+		},
+		config.HelpKV{
+			Key:         Sleep,
+			Description: `maximum sleep duration between objects to slow down heal operation` + defaultHelpPostfix(Sleep),
+			Optional:    true,
+			Type:        "duration",
+		},
+		config.HelpKV{
+			Key:         IOCount,
+			Description: `maximum IO requests allowed between objects to slow down heal operation` + defaultHelpPostfix(IOCount),
+			Optional:    true,
+			Type:        "int",
+		},
+	}
+)