Move the --farm flag to farm build command

The option `farm` which is used to specify the farm to be used, is moved to farm build command from farm command.

closes #20752

Signed-off-by: Chetan Giradkar <cgiradka@redhat.com>

cmd/podman/farm/build.go

@@ -19,6 +19,7 @@ type buildOptions struct {
 	buildOptions common.BuildFlagsWrapper
 	local        bool
 	platforms    []string
+	farm         string
 }
 
 var (
@@ -55,6 +56,16 @@ func init() {
 	buildCommand.PersistentFlags().StringSliceVar(&buildOpts.platforms, platformsFlag, nil, "Build only on farm nodes that match the given platforms")
 
 	common.DefineBuildFlags(buildCommand, &buildOpts.buildOptions, true)
+
+	podmanConfig := registry.PodmanConfig()
+
+	farmFlagName := "farm"
+	// If remote, don't read the client's containers.conf file
+	defaultFarm := ""
+	if !registry.IsRemote() {
+		defaultFarm = podmanConfig.ContainersConfDefaultsRO.Farms.Default
+	}
+	flags.StringVar(&buildOpts.farm, farmFlagName, defaultFarm, "Farm to use for builds")
 }
 
 func build(cmd *cobra.Command, args []string) error {
@@ -98,8 +109,8 @@ func build(cmd *cobra.Command, args []string) error {
 	}
 
 	defaultFarm := cfg.Farms.Default
-	if farmCmd.Flags().Changed("farm") {
+	if cmd.Flags().Changed("farm") {
-		f, err := farmCmd.Flags().GetString("farm")
+		f, err := cmd.Flags().GetString("farm")
 		if err != nil {
 			return err
 		}

cmd/podman/farm/farm.go

@@ -16,27 +16,9 @@ var (
 	}
 )
 
-var (
-	// Temporary struct to hold cli values.
-	farmOpts = struct {
-		Farm string
-	}{}
-)
-
 func init() {
 	registry.Commands = append(registry.Commands, registry.CliCommand{
 		Command: farmCmd,
 	})
 	farmCmd.Hidden = true
-
-	flags := farmCmd.Flags()
-	podmanConfig := registry.PodmanConfig()
-
-	farmFlagName := "farm"
-	// If remote, don't read the client's containers.conf file
-	defaultFarm := ""
-	if !registry.IsRemote() {
-		defaultFarm = podmanConfig.ContainersConfDefaultsRO.Farms.Default
-	}
-	flags.StringVarP(&farmOpts.Farm, farmFlagName, "f", defaultFarm, "Farm to use for builds")
 }

docs/source/markdown/options/farm.md

@@ -0,0 +1,7 @@
+####> This option file is used in:
+####>   podman farm build
+####> If file is edited, make sure the changes
+####> are applicable to all of those.
+#### **--farm**
+
+This option specifies the name of the farm to be used in the build process.

docs/source/markdown/podman-farm-build.1.md.in

@@ -89,6 +89,10 @@ It does not affect _/etc/resolv.conf_ in the final image.
 
 @@option env.image
 
+@@option farm
+
+This option specifies the name of the farm to be used in the build process.
+
 @@option file
 
 @@option force-rm
@@ -214,9 +218,9 @@ Build only on farm nodes that match the given platforms.
 ```
 $ podman farm build --local -t name -f /path/to/containerfile .
 
-$ podman farm --farm build myfarm -t name .
+$ podman farm build --farm myfarm -t name .
 
-$ podman farm --farm myfarm build --cleanup -t name .
+$ podman farm build --farm myfarm --cleanup -t name .
 
 $ podman farm build --platforms arm64,amd64 --cleanup -t name .
 ```

test/farm/001-farm.bats

@@ -17,7 +17,7 @@ load helpers.bash
     empty_farm="empty-farm"
     # create an empty farm
     run_podman farm create $empty_farm
-    run_podman farm --farm $empty_farm build -t $iname $PODMAN_TMPDIR
+    run_podman farm build --farm $empty_farm -t $iname $PODMAN_TMPDIR
     assert "$output" =~ "Local builder ready"
 
     # get the system architecture