chore(ci): allow to specify provider to update servers data on dispatch

.github/workflows/update-servers-list.yml

@@ -1,6 +1,37 @@
 name: Update servers list
 on:
   workflow_dispatch:
+    inputs:
+      provider:
+        description: "VPN Provider to update"
+        required: true
+        default: "all"
+        type: choice
+        options:
+          - all
+          - airvpn
+          - cyberghost
+          - expressvpn
+          - fastestvpn
+          - giganews
+          - hidemyass
+          - ipvanish
+          - ivpn
+          - mullvad
+          - nordvpn
+          - perfect privacy
+          - privado
+          - private internet access
+          - privatevpn
+          - protonvpn
+          - purevpn
+          - slickvpn
+          - surfshark
+          - torguard
+          - vpnsecure
+          - vpn unlimited
+          - vyprvpn
+          - windscribe
   schedule:
     - cron: "11 3 1 */2 *" # Run at 03:11 on the 1st of every 2nd month
 jobs:
@@ -20,7 +51,18 @@ jobs:
 
       - name: Update servers list
         run: |
-          go run ./cmd/gluetun/main.go update -all -maintainer -proton-email "${{ secrets.PROTON_EMAIL }}" -proton-password "${{ secrets.PROTON_PASSWORD }}"
+          SELECTED_PROVIDER="${{ github.event.inputs.provider || 'all' }}"
+
+          if [ "$SELECTED_PROVIDER" = "all" ]; then
+            FLAGS="-all"
+          else
+            FLAGS="-providers $SELECTED_PROVIDER"
+          fi
+
+          go run ./cmd/gluetun/main.go update $FLAGS \
+            -maintainer \
+            -proton-email "${{ secrets.PROTON_EMAIL }}" \
+            -proton-password "${{ secrets.PROTON_PASSWORD }}"
 
       - name: Check for changes
         run: |

internal/constants/providers/providers_test.go

@@ -1,9 +1,12 @@
 package providers
 
 import (
+	"os"
 	"testing"
 
 	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/require"
+	"gopkg.in/yaml.v3"
 )
 
 func Test_All(t *testing.T) {
@@ -21,3 +24,33 @@ func Test_AllWithCustom(t *testing.T) {
 	assert.Contains(t, all, Custom)
 	assert.Len(t, all, len(All())+1)
 }
+
+func TestWorkflowHasAll(t *testing.T) {
+	t.Parallel()
+
+	const path = "../../../.github/workflows/update-servers-list.yml"
+	file, err := os.Open(path)
+	require.NoError(t, err)
+	defer file.Close()
+
+	var data struct {
+		On struct {
+			WorkflowDispatch struct {
+				Inputs struct {
+					Provider struct {
+						Options []string `yaml:"options"`
+					} `yaml:"provider"`
+				} `yaml:"inputs"`
+			} `yaml:"workflow_dispatch"`
+		} `yaml:"on"`
+	}
+	decoder := yaml.NewDecoder(file)
+	err = decoder.Decode(&data)
+	require.NoError(t, err)
+
+	providers := All()
+	expected := make([]string, len(providers)+1)
+	expected[0] = "all"
+	copy(expected[1:], providers)
+	assert.Equal(t, expected, data.On.WorkflowDispatch.Inputs.Provider.Options)
+}