feat: add passive channel monitoring mode (#5592)

* feat: add passive channel monitoring mode

* fix: clarify passive monitor mode copy

web/default/src/features/models/components/drawers/model-mutate-drawer.tsx

@@ -210,6 +210,7 @@ export function ModelMutateDrawer({
         '100-199,300-399,401-407,409-499,500-503,505-523,525-599',
       'monitor_setting.auto_test_channel_enabled': false,
       'monitor_setting.auto_test_channel_minutes': 10,
+      'monitor_setting.channel_test_mode': 'scheduled_all',
       'channel_affinity_setting.enabled': false,
       'channel_affinity_setting.switch_on_success': true,
       'channel_affinity_setting.keep_on_channel_disabled': false,

web/default/src/features/system-settings/models/index.tsx

@@ -72,6 +72,7 @@ const defaultModelSettings: ModelSettings = {
     '100-199,300-399,401-407,409-499,500-503,505-523,525-599',
   'monitor_setting.auto_test_channel_enabled': false,
   'monitor_setting.auto_test_channel_minutes': 10,
+  'monitor_setting.channel_test_mode': 'scheduled_all',
   'channel_affinity_setting.enabled': false,
   'channel_affinity_setting.switch_on_success': true,
   'channel_affinity_setting.keep_on_channel_disabled': false,

web/default/src/features/system-settings/models/routing-reliability-section.tsx

@@ -33,6 +33,14 @@ import {
   FormMessage,
 } from '@/components/ui/form'
 import { Input } from '@/components/ui/input'
+import {
+  Select,
+  SelectContent,
+  SelectGroup,
+  SelectItem,
+  SelectTrigger,
+  SelectValue,
+} from '@/components/ui/select'
 import { Separator } from '@/components/ui/separator'
 import { Switch } from '@/components/ui/switch'
 import { Textarea } from '@/components/ui/textarea'
@@ -53,6 +61,9 @@ const numericString = z.string().refine((value) => {
   return !Number.isNaN(Number(trimmed)) && Number(trimmed) >= 0
 }, 'Enter a non-negative number or leave empty')
 
+const channelTestModes = ['scheduled_all', 'passive_recovery'] as const
+type ChannelTestMode = (typeof channelTestModes)[number]
+
 const routingReliabilitySchema = z
   .object({
     RetryTimes: z.coerce.number().min(0).max(10),
@@ -68,6 +79,7 @@ const routingReliabilitySchema = z
         .number()
         .int()
         .min(1, 'Interval must be at least 1 minute'),
+      channel_test_mode: z.enum(channelTestModes),
     }),
   })
   .superRefine((values, ctx) => {
@@ -112,6 +124,7 @@ type RoutingReliabilitySectionProps = {
     AutomaticRetryStatusCodes: string
     'monitor_setting.auto_test_channel_enabled': boolean
     'monitor_setting.auto_test_channel_minutes': number
+    'monitor_setting.channel_test_mode': ChannelTestMode
   }
 }
 
@@ -129,6 +142,11 @@ type NormalizedRoutingReliabilityValues = {
   AutomaticRetryStatusCodes: string
   'monitor_setting.auto_test_channel_enabled': boolean
   'monitor_setting.auto_test_channel_minutes': number
+  'monitor_setting.channel_test_mode': ChannelTestMode
+}
+
+function normalizeChannelTestMode(value?: string): ChannelTestMode {
+  return value === 'passive_recovery' ? 'passive_recovery' : 'scheduled_all'
 }
 
 const buildFormDefaults = (
@@ -148,6 +166,9 @@ const buildFormDefaults = (
       defaults['monitor_setting.auto_test_channel_enabled'],
     auto_test_channel_minutes:
       defaults['monitor_setting.auto_test_channel_minutes'],
+    channel_test_mode: normalizeChannelTestMode(
+      defaults['monitor_setting.channel_test_mode']
+    ),
   },
 })
 
@@ -171,6 +192,9 @@ const normalizeDefaults = (
     defaults['monitor_setting.auto_test_channel_enabled'],
   'monitor_setting.auto_test_channel_minutes':
     defaults['monitor_setting.auto_test_channel_minutes'],
+  'monitor_setting.channel_test_mode': normalizeChannelTestMode(
+    defaults['monitor_setting.channel_test_mode']
+  ),
 })
 
 const normalizeFormValues = (
@@ -193,6 +217,7 @@ const normalizeFormValues = (
     values.monitor_setting.auto_test_channel_enabled,
   'monitor_setting.auto_test_channel_minutes':
     values.monitor_setting.auto_test_channel_minutes,
+  'monitor_setting.channel_test_mode': values.monitor_setting.channel_test_mode,
 })
 
 export function RoutingReliabilitySection({
@@ -222,6 +247,7 @@ export function RoutingReliabilitySection({
 
   const autoDisableStatusCodes = form.watch('AutomaticDisableStatusCodes')
   const autoRetryStatusCodes = form.watch('AutomaticRetryStatusCodes')
+  const channelTestMode = form.watch('monitor_setting.channel_test_mode')
   const autoDisableParsed = useMemo(
     () => parseHttpStatusCodeRules(autoDisableStatusCodes),
     [autoDisableStatusCodes]
@@ -351,6 +377,52 @@ export function RoutingReliabilitySection({
                 )}
               />
 
+              <FormField
+                control={form.control}
+                name='monitor_setting.channel_test_mode'
+                render={({ field }) => (
+                  <FormItem>
+                    <FormLabel>{t('Channel test mode')}</FormLabel>
+                    <Select
+                      items={[
+                        {
+                          value: 'scheduled_all',
+                          label: t('Scheduled full test'),
+                        },
+                        {
+                          value: 'passive_recovery',
+                          label: t('Passive recovery only'),
+                        },
+                      ]}
+                      value={field.value}
+                      onValueChange={field.onChange}
+                    >
+                      <FormControl>
+                        <SelectTrigger>
+                          <SelectValue />
+                        </SelectTrigger>
+                      </FormControl>
+                      <SelectContent alignItemWithTrigger={false}>
+                        <SelectGroup>
+                          <SelectItem value='scheduled_all'>
+                            {t('Scheduled full test')}
+                          </SelectItem>
+                          <SelectItem value='passive_recovery'>
+                            {t('Passive recovery only')}
+                          </SelectItem>
+                        </SelectGroup>
+                      </SelectContent>
+                    </Select>
+                    <FormDescription>
+                      {t(
+                        'Scheduled full test probes non-manually-disabled channels; passive recovery only checks auto-disabled channels after real request failures.'
+                      )}
+                    </FormDescription>
+                    <FormMessage />
+                  </FormItem>
+                )}
+              />
+
               <FormField
                 control={form.control}
                 name='monitor_setting.auto_test_channel_minutes'
@@ -366,7 +438,11 @@ export function RoutingReliabilitySection({
                       />
                     </FormControl>
                     <FormDescription>
-                      {t('How frequently the system tests all channels')}
+                      {channelTestMode === 'passive_recovery'
+                        ? t(
+                            'How frequently the system checks auto-disabled channels for recovery'
+                          )
+                        : t('How frequently the system tests all channels')}
                     </FormDescription>
                     <FormMessage />
                   </FormItem>

web/default/src/features/system-settings/models/section-registry.tsx

@@ -83,6 +83,8 @@ const MODELS_SECTIONS = [
             settings['monitor_setting.auto_test_channel_enabled'],
           'monitor_setting.auto_test_channel_minutes':
             settings['monitor_setting.auto_test_channel_minutes'],
+          'monitor_setting.channel_test_mode':
+            settings['monitor_setting.channel_test_mode'],
         }}
       />
     ),

web/default/src/features/system-settings/types.ts

@@ -183,6 +183,7 @@ export type ModelSettings = {
   AutomaticRetryStatusCodes: string
   'monitor_setting.auto_test_channel_enabled': boolean
   'monitor_setting.auto_test_channel_minutes': number
+  'monitor_setting.channel_test_mode': 'scheduled_all' | 'passive_recovery'
   'channel_affinity_setting.enabled': boolean
   'channel_affinity_setting.switch_on_success': boolean
   'channel_affinity_setting.keep_on_channel_disabled': boolean