chore: improve bor server --help

docs/cli/attach.md

@@ -6,6 +6,6 @@ Connect to remote Bor IPC console.
 
 - ```exec```: Command to run in remote console
 
-- ```preload```: Comma separated list of JavaScript files to preload into the console
+- ```jspath```: JavaScript root path for `loadScript`
 
-- ```jspath```: JavaScript root path for `loadScript`
+- ```preload```: Comma separated list of JavaScript files to preload into the console

docs/cli/bootnode.md

@@ -2,18 +2,22 @@
 
 ## Options
 
-- ```listen-addr```: listening address of bootnode (<ip>:<port>) (default: 0.0.0.0:30303)
-
-- ```v5```: Enable UDP v5 (default: false)
+- ```dry-run```: validates parameters and prints bootnode configurations, but does not start bootnode (default: false)
 
-- ```verbosity```: Logging verbosity (5=trace|4=debug|3=info|2=warn|1=error|0=crit) (default: 3)
+- ```listen-addr```: listening address of bootnode (<ip>:<port>) (default: 0.0.0.0:30303)
 
 - ```log-level```: log level (trace|debug|info|warn|error|crit), will be deprecated soon. Use verbosity instead (default: info)
 
+- ```metrics```: Enable metrics collection and reporting (default: true)
+
 - ```nat```: port mapping mechanism (any|none|upnp|pmp|extip:<IP>) (default: none)
 
 - ```node-key```: file or hex node key
 
+- ```prometheus-addr```: listening address of bootnode (<ip>:<port>) (default: 127.0.0.1:7071)
+
 - ```save-key```: path to save the ecdsa private key
 
-- ```dry-run```: validates parameters and prints bootnode configurations, but does not start bootnode (default: false)
+- ```v5```: Enable UDP v5 (default: false)
+
+- ```verbosity```: Logging verbosity (5=trace|4=debug|3=info|2=warn|1=error|0=crit) (default: 3)

docs/cli/debug_pprof.md

@@ -6,8 +6,8 @@ The ```debug pprof <enode>``` command will create an archive containing bor ppro
 
 - ```address```: Address of the grpc endpoint (default: 127.0.0.1:3131)
 
-- ```seconds```: seconds to profile (default: 2)
-
 - ```output```: Output directory
 
+- ```seconds```: seconds to profile (default: 2)
+
 - ```skiptrace```: Skip running the trace (default: false)

docs/cli/snapshot_prune-state.md

@@ -4,13 +4,13 @@ The ```bor snapshot prune-state``` command will prune historical state data with
 
 ## Options
 
-- ```datadir```: Path of the data directory to store information
+- ```bloomfilter.size```: Size of the bloom filter (default: 2048)
 
-- ```keystore```: Path of the data directory to store keys
+- ```datadir```: Path of the data directory to store information
 
 - ```datadir.ancient```: Path of the ancient data directory to store information
 
-- ```bloomfilter.size```: Size of the bloom filter (default: 2048)
+- ```keystore```: Path of the data directory to store keys
 
 ### Cache Options
 

internal/cli/flagset/flagset.go

@@ -39,6 +39,13 @@
 	Value   Updatable
 }
 
+// ByName implements sort.Interface for []*FlagVar based on the Name field.
+type ByName []*FlagVar
+
+func (a ByName) Len() int           { return len(a) }
+func (a ByName) Swap(i, j int)      { a[i], a[j] = a[j], a[i] }
+func (a ByName) Less(i, j int) bool { return a[i].Name < a[j].Name }
+
 func (f *Flagset) addFlag(fl *FlagVar) {
 	f.flags[fl.Name] = fl
 }
@@ -48,7 +55,14 @@
 
 	items := []string{}
 
+	flags := []*FlagVar{}
 	for _, item := range f.flags {
+		flags = append(flags, item)
+	}
+
+	sort.Sort(ByName(flags))
+
+	for _, item := range flags {
 		if item.Default != nil {
 			items = append(items, fmt.Sprintf("  -%s\n    %s (default: %v)", item.Name, item.Usage, item.Default))
 		} else {
@@ -102,7 +116,11 @@
 			items = append(items, fmt.Sprintf("### %s Options", k))
 		}
 
-		for _, item := range groups[k] {
+		flags := make([]*FlagVar, len(groups[k]))
+		copy(flags, groups[k])
+		sort.Sort(ByName(flags))
+
+		for _, item := range flags {
 			if item.Default != nil {
 				items = append(items, fmt.Sprintf("- ```%s```: %s (default: %v)", item.Name, item.Usage, item.Default))
 			} else {

internal/cli/server/flags.go

@@ -28,7 +28,7 @@ func (c *Command) Flags(config *Config) *flagset.Flagset {
 	})
 	f.IntFlag(&flagset.IntFlag{
 		Name:    "verbosity",
-		Usage:   "Logging verbosity for the server (5=trace|4=debug|3=info|2=warn|1=error|0=crit), default = 3",
+		Usage:   "Logging verbosity for the server (5=trace|4=debug|3=info|2=warn|1=error|0=crit)",
 		Value:   &c.cliConfig.Verbosity,
 		Default: c.cliConfig.Verbosity,
 	})
@@ -71,13 +71,13 @@ func (c *Command) Flags(config *Config) *flagset.Flagset {
 	})
 	f.Uint64Flag(&flagset.Uint64Flag{
 		Name:    "rpc.batchlimit",
-		Usage:   "Maximum number of messages in a batch (default=100, use 0 for no limits)",
+		Usage:   "Maximum number of messages in a batch (use 0 for no limits)",
 		Value:   &c.cliConfig.RPCBatchLimit,
 		Default: c.cliConfig.RPCBatchLimit,
 	})
 	f.Uint64Flag(&flagset.Uint64Flag{
 		Name:    "rpc.returndatalimit",
-		Usage:   "Maximum size (in bytes) a result of an rpc request could have (default=100000, use 0 for no limits)",
+		Usage:   "Maximum size (in bytes) a result of an rpc request could have (use 0 for no limits)",
 		Value:   &c.cliConfig.RPCReturnDataLimit,
 		Default: c.cliConfig.RPCReturnDataLimit,
 	})
@@ -433,7 +433,7 @@ func (c *Command) Flags(config *Config) *flagset.Flagset {
 	})
 	f.Uint64Flag(&flagset.Uint64Flag{
 		Name:    "cache.triesinmemory",
-		Usage:   "Number of block states (tries) to keep in memory (default = 128)",
+		Usage:   "Number of block states (tries) to keep in memory",
 		Value:   &c.cliConfig.Cache.TriesInMemory,
 		Default: c.cliConfig.Cache.TriesInMemory,
 		Group:   "Cache",
@@ -788,7 +788,7 @@ func (c *Command) Flags(config *Config) *flagset.Flagset {
 	})
 	f.DurationFlag(&flagset.DurationFlag{
 		Name:    "txarrivalwait",
-		Usage:   "Maximum duration to wait for a transaction before explicitly requesting it (defaults to 500ms)",
+		Usage:   "Maximum duration to wait for a transaction before explicitly requesting it",
 		Value:   &c.cliConfig.P2P.TxArrivalWait,
 		Default: c.cliConfig.P2P.TxArrivalWait,
 		Group:   "P2P",