feat: subcommand flush

Signed-off-by: kwanhur <[email protected]>
kwanhur · Mar 20, 2022 · f82c99a · f82c99a
1 parent 97080c4
commit f82c99a
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Showing 4 changed files with 32 additions and 6 deletions.
diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -29,7 +29,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
-- ipvsctl sub-command `daemon`, `local-address`, `connection`
+- ipvsctl sub-command `daemon`, `flush`, `local-address`, `connection`
 - support import from stdin, compatible with ipvsadm dump format
 
 ## [v1.0.0] - 2022-03-19

diff --git a/README.md b/README.md
@@ -31,7 +31,7 @@ A modern Linux Virtual Server controller.
 
 ## Description
 
-`ipvsctl` is similar to `ipvsadm`, `ipvsctl` support multiple modern operations, include sub-commands `service`, `server`, `timeout`, `zero`, `daemon`.
+`ipvsctl` is similar to `ipvsadm`, `ipvsctl` support multiple modern operations, include sub-commands `service`, `server`, `timeout`, `daemon`, `zero`, `flush`.
 
 ## Commands
 
@@ -54,6 +54,7 @@ AUTHOR:
 
 COMMANDS:
    zero, z                                                      Zero ipvs all the virtual service stats(byte packet and rate counters)
+   flush, f, clear                                              Flush out the virtual server table
    service, s, svc, vs                                          Operates virtual service[vip:vport protocol] (TCP UDP STCP)/(IPv4 IPv6)
    server, ser, svr, d, dst, dest, destination, rs, realserver  Operates real server[rip:rport] (IPv4/IPv6)
    timeout, t, to, out                                          Operates timeout (tcp tcpfin udp)
@@ -88,7 +89,7 @@ COMMANDS:
    update, u, up               Update ipvs virtual service
    del, d, delete              Del ipvs virtual service
    zero, z                     Zero ipvs virtual server stats(byte packet and rate counters)
-   flush, f, clear             Flush ipvs, all the rules will be clear
+   flush, f, clear             Flush out the virtual server table
    help, h                     Shows a list of commands or help for one command
 
 OPTIONS:
@@ -469,6 +470,23 @@ OPTIONS:
    --help, -h              show help (default: false)
 ```
 
+### Flush
+
+It's used to clear out the virtual server table.
+
+```shell
+./ipvsctl flush -h
+NAME:
+   ipvsctl flush - Flush out the virtual server table
+
+USAGE:
+   ipvsctl flush [command options] [arguments...]
+
+OPTIONS:
+   --yes, --force, -f, -y  Are you agree to do it?[yes/no] (default: false)
+   --help, -h              show help (default: false)
+```
+
 ### Daemon
 
 The connection synchronization daemon is implemented inside the Linux kernel. The master daemon running at the primary load  balancer  multicasts  changes  of
@@ -532,7 +550,7 @@ OPTIONS:
    --help, -h         show help (default: false)
 ```
 
-#### Del Daemon
+#### Delete Daemon
 
 Stop the connection synchronization daemon.
 

diff --git a/command.go b/command.go
@@ -115,6 +115,13 @@ func (o *Operator) BasicCommands() []*cli.Command {
 			Action:  o.Zero(),
 			Flags:   flags,
 		},
+		{
+			Name:    "flush",
+			Aliases: []string{"f", "clear"},
+			Usage:   "Flush out the virtual server table",
+			Action:  o.FlushService(),
+			Flags:   flags,
+		},
 	}
 }
 
@@ -186,8 +193,9 @@ func (o *Operator) ServiceCommands() []*cli.Command {
 				{
 					Name:    "flush",
 					Aliases: []string{"f", "clear"},
-					Usage:   "Flush ipvs, all the rules will be clear",
+					Usage:   "Flush out the virtual server table",
 					Action:  o.FlushService(),
+					Flags:   flags,
 				},
 			},
 		},

diff --git a/operation.go b/operation.go
@@ -352,7 +352,7 @@ func (o *Operator) ZeroService() cli.ActionFunc {
 	}
 }
 
-// FlushService clear out all of the Linux virtual table
+// FlushService clear out all the Linux virtual table
 func (o *Operator) FlushService() cli.ActionFunc {
 	return func(c *cli.Context) error {
 		o.ctx = c