Add podman volume create -d short option for driver

Signed-off-by: Daniel J Walsh <dwalsh@redhat.com>

cmd/podman/volumes/create.go

@@ -44,7 +44,7 @@ func init() {
 	flags := createCommand.Flags()
 
 	driverFlagName := "driver"
-	flags.StringVar(&createOpts.Driver, driverFlagName, "local", "Specify volume driver name")
+	flags.StringVarP(&createOpts.Driver, driverFlagName, "d", "local", "Specify volume driver name")
 	_ = createCommand.RegisterFlagCompletionFunc(driverFlagName, completion.AutocompleteNone)
 
 	labelFlagName := "label"

docs/source/markdown/podman-volume-create.1.md

@@ -15,7 +15,7 @@ driver options can be set using the **--opt** flag.
 
 ## OPTIONS
 
-#### **--driver**=*driver*
+#### **--driver**, **-d**=*driver*
 
 Specify the volume driver name (default **local**).
 There are two drivers supported by Podman itself: **local** and **image**.

test/system/160-volumes.bats

@@ -120,7 +120,7 @@ function teardown() {
     mylabel=$(random_string)
 
     # Create a named volume
-    run_podman volume create --label l=$mylabel  $myvolume
+    run_podman volume create -d local --label l=$mylabel  $myvolume
     is "$output" "$myvolume" "output from volume create"
 
     # Confirm that it shows up in 'volume ls', and confirm values
@@ -246,7 +246,7 @@ EOF
 # Podman volume import test
 @test "podman volume import test" {
     skip_if_remote "volumes import is not applicable on podman-remote"
-    run_podman volume create my_vol
+    run_podman volume create --driver local my_vol
     run_podman run --rm -v my_vol:/data $IMAGE sh -c "echo hello >> /data/test"
     run_podman volume create my_vol2