RealTimeTrigger RealTimeTrigger
RealTimeTrigger Certified

Trigger Flow on real-time emails

yaml
type: io.kestra.plugin.email.RealTimeTrigger
yaml
id: realtime_email_monitor
namespace: company.team

tasks:
  - id: process_email
    type: io.kestra.core.tasks.log.Log
    message: |
      Real-time email received:
      Subject: {{ trigger.subject }}
      From: {{ trigger.from }}
      Date: {{ trigger.date }}
      Body: {{ trigger.body }}

triggers:
  - id: realtime_gmail_trigger
    type: io.kestra.plugin.email.RealTimeTrigger
    protocol: IMAP
    host: imap.gmail.com
    port: 993
    username: "{{ secret('GMAIL_USERNAME') }}"
    password: "{{ secret('GMAIL_PASSWORD') }}"
    folder: INBOX
    ssl: true

yaml
id: realtimetrigger
type: io.kestra.plugin.email.RealTimeTrigger
triggers:
  - id: realtime_pop3_trigger
    type: io.kestra.plugin.email.RealTimeTrigger
    protocol: POP3
    host: pop.example.com
    port: 995
    username: "{{ secret('EMAIL_USERNAME') }}"
    password: "{{ secret('EMAIL_PASSWORD') }}"
    ssl: true
    interval: PT30S
Properties
Defaultfalse
Definitions
Example
yaml
id: schedule_condition_datetimebetween
namespace: company.team

tasks:
  - id: log_message
    type: io.kestra.plugin.core.log.Log
    message: "This flow will execute once every 5 minutes after the date 2025-12-31T23:59:59Z"

triggers:
  - id: schedule
    type: io.kestra.plugin.core.trigger.Schedule
    cron: "*/5 * * * *"
    conditions:
      - type: io.kestra.plugin.core.condition.DateTimeBetween
        date: "{{ trigger.date }}"
        after: "2025-12-31T23:59:59Z"

yaml
id: schedule_condition_datetimebetween
namespace: company.team

tasks:
  - id: log_message
    type: io.kestra.plugin.core.log.Log
    message: "This flow will be executed once every 5 minutes between the before and after dates"

triggers:
  - id: schedule
    type: io.kestra.plugin.core.trigger.Schedule
    cron: "*/5 * * * *"
    conditions:
      - type: io.kestra.plugin.core.condition.DateTimeBetween
        date: "{{ trigger.date }}"
        after: "2025-01-01T00:00:00Z"
        before: "2025-12-31T23:59:59Z"
type*Requiredobject
Possible Values
io.kestra.plugin.core.condition.DateTimeBetweenio.kestra.core.models.conditions.types.DateTimeBetweenConditionio.kestra.plugin.core.condition.DateTimeBetweenCondition
afterstring
beforestring
datestring
Default{{ trigger.date }}
Example
yaml
id: schedule_condition_dayweek
namespace: company.team

tasks:
  - id: log_message
    type: io.kestra.plugin.core.log.Log
    message: "This flow will execute only on Mondays at 11:00 am."

triggers:
  - id: schedule
    type: io.kestra.plugin.core.trigger.Schedule
    cron: "0 11 * * *"
    conditions:
      - type: io.kestra.plugin.core.condition.DayWeek
        dayOfWeek: "MONDAY"
dayOfWeek*Requiredstring
Possible Values
MONDAYTUESDAYWEDNESDAYTHURSDAYFRIDAYSATURDAYSUNDAY
type*Requiredobject
Possible Values
io.kestra.plugin.core.condition.DayWeekio.kestra.core.models.conditions.types.DayWeekConditionio.kestra.plugin.core.condition.DayWeekCondition
datestring
Default{{ trigger.date }}
Example
yaml
id: schedule_condition_dayweekinmonth
namespace: company.team

tasks:
  - id: log_message
    type: io.kestra.plugin.core.log.Log
    message: "This flow will execute only on the first Monday of the month at 11:00 am."

triggers:
  - id: schedule
    type: io.kestra.plugin.core.trigger.Schedule
    cron: "0 11 * * *"
    conditions:
      - type: io.kestra.plugin.core.condition.DayWeekInMonth
        dayOfWeek: "MONDAY"
        dayInMonth: FIRST
dayInMonth*Requiredstring
Possible Values
FIRSTLASTSECONDTHIRDFOURTH
dayOfWeek*Requiredstring
Possible Values
MONDAYTUESDAYWEDNESDAYTHURSDAYFRIDAYSATURDAYSUNDAY
type*Requiredobject
Possible Values
io.kestra.plugin.core.condition.DayWeekInMonthio.kestra.plugin.core.condition.DayWeekInMonthConditionio.kestra.core.models.conditions.types.DayWeekInMonthCondition
datestring
Default{{ trigger.date }}
Example
yaml
id: flow_condition_executionflow
namespace: company.team

tasks:
  - id: hello
    type: io.kestra.plugin.core.log.Log
    message: "This flow will execute when flow `flow_a` of namespace `company.team` enters RUNNING state."

triggers:
  - id: flow_trigger
    type: io.kestra.plugin.core.trigger.Flow
    conditions:
      - type: io.kestra.plugin.core.condition.ExecutionFlow
        flowId: flow_a
        namespace: company.team
    states:
      - RUNNING
flowId*Requiredstring
namespace*Requiredstring
type*Requiredobject
Possible Values
io.kestra.plugin.core.condition.ExecutionFlowio.kestra.plugin.core.condition.ExecutionFlowConditionio.kestra.core.models.conditions.types.ExecutionFlowCondition
Example
yaml
id: flow_condition_executionlabels
namespace: company.team

tasks:
  - id: hello
    type: io.kestra.plugin.core.log.Log
    message: "This flow will execute when flow with specified labels enters FAILED state."

triggers:
  - id: flow_trigger
    type: io.kestra.plugin.core.trigger.Flow
    conditions:
      - type: io.kestra.plugin.core.condition.ExecutionLabels
        labels:
          owner: john.doe
          env: prod
    states:
      - FAILED
labels*Requiredarrayobject
type*Requiredobject
Possible Values
io.kestra.plugin.core.condition.ExecutionLabelsio.kestra.core.models.conditions.types.ExecutionLabelsConditionio.kestra.plugin.core.condition.ExecutionLabelsCondition
Example
yaml
id: flow_condition_executionnamespace
namespace: company.team

tasks:
  - id: hello
    type: io.kestra.plugin.core.log.Log
    message: "This flow will execute when any flow within `company.engineering` namespace enters RUNNING state."

triggers:
  - id: flow_trigger
    type: io.kestra.plugin.core.trigger.Flow
    conditions:
      - type: io.kestra.plugin.core.condition.ExecutionNamespace
        namespace: company.engineering
        comparison: PREFIX
    states:
      - RUNNING
namespace*Requiredstring
type*Requiredobject
Possible Values
io.kestra.plugin.core.condition.ExecutionNamespaceio.kestra.core.models.conditions.types.ExecutionNamespaceConditionio.kestra.plugin.core.condition.ExecutionNamespaceCondition
comparisonstring
Possible Values
EQUALSPREFIXSUFFIX
prefixbooleanstring
Defaultfalse
Example
yaml
id: flow_condition_executionoutputs
namespace: company.team

tasks:
  - id: upstream_outputs
    type: io.kestra.plugin.core.log.Log
    message: hello from a downstream flow

triggers:
  - id: condition_on_flow_execution_outputs
    type: io.kestra.plugin.core.trigger.Flow
    states:
      - SUCCESS
    conditions:
      - type: io.kestra.plugin.core.condition.ExecutionOutputs
        expression: "{{ trigger.outputs.flow_a_output == 'hello' }}"
expression*Requiredbooleanstring
type*Requiredobject
Possible Values
io.kestra.plugin.core.condition.ExecutionOutputsio.kestra.core.models.conditions.types.ExecutionOutputsConditionio.kestra.plugin.core.condition.ExecutionOutputsCondition
Example
yaml
id: flow_condition_executionstatus
namespace: company.team

tasks:
  - id: hello
    type: io.kestra.plugin.core.log.Log
    message: "This flow will execute when any flow enters FAILED or KILLED state."

triggers:
  - id: flow_trigger
    type: io.kestra.plugin.core.trigger.Flow
    conditions:
      - type: io.kestra.plugin.core.condition.ExecutionStatus
        in:
          - FAILED
          - KILLED
type*Requiredobject
Possible Values
io.kestra.plugin.core.condition.ExecutionStatusio.kestra.core.models.conditions.types.ExecutionStatusConditionio.kestra.plugin.core.condition.ExecutionStatusCondition
inarray
SubTypestring
Possible Values
CREATEDSUBMITTEDRUNNINGPAUSEDRESTARTEDKILLINGSUCCESSWARNINGFAILEDKILLEDCANCELLEDQUEUEDRETRYINGRETRIEDSKIPPEDBREAKPOINTRESUBMITTED
notInarray
SubTypestring
Possible Values
CREATEDSUBMITTEDRUNNINGPAUSEDRESTARTEDKILLINGSUCCESSWARNINGFAILEDKILLEDCANCELLEDQUEUEDRETRYINGRETRIEDSKIPPEDBREAKPOINTRESUBMITTED
Example
yaml
id: myflow
namespace: company.team

tasks:
  - id: hello
    type: io.kestra.plugin.core.log.Log
    message: Average value has gone below 10

triggers:
  - id: expression_trigger
    type: io.kestra.plugin.core.trigger.Schedule
    cron: "*/1 * * * *"
    conditions:
      - type: io.kestra.plugin.core.condition.Expression
        expression: "{{ kv('average_value') < 10 }}"
expression*Requiredstring
type*Requiredobject
Possible Values
io.kestra.plugin.core.condition.Expressionio.kestra.plugin.core.condition.ExpressionConditionio.kestra.core.models.conditions.types.VariableCondition
Example
yaml
id: flow_condition_hasretryattempt
namespace: company.team

tasks:
  - id: log_message
    type: io.kestra.plugin.core.log.Log
    message: "This flow will execute when any flow task on retry enters a specific state(s)."

triggers:
  - id: flow_condition
    type: io.kestra.plugin.core.trigger.Flow
    conditions:
      - type: io.kestra.plugin.core.condition.HasRetryAttempt
        in:
          - FAILED
type*Requiredobject
Possible Values
io.kestra.plugin.core.condition.HasRetryAttemptio.kestra.plugin.core.condition.HasRetryAttemptConditionio.kestra.core.models.conditions.types.HasRetryAttemptCondition
inarray
SubTypestring
Possible Values
CREATEDSUBMITTEDRUNNINGPAUSEDRESTARTEDKILLINGSUCCESSWARNINGFAILEDKILLEDCANCELLEDQUEUEDRETRYINGRETRIEDSKIPPEDBREAKPOINTRESUBMITTED
notInarray
SubTypestring
Possible Values
CREATEDSUBMITTEDRUNNINGPAUSEDRESTARTEDKILLINGSUCCESSWARNINGFAILEDKILLEDCANCELLEDQUEUEDRETRYINGRETRIEDSKIPPEDBREAKPOINTRESUBMITTED
Example
yaml
id: schedule_condition_not
namespace: company.team

tasks:
  - id: log_message
    type: io.kestra.plugin.core.log.Log
    message: "This flow will execute on all days except Sunday at 11am."

triggers:
  - id: schedule
    type: io.kestra.plugin.core.trigger.Schedule
    cron: "0 11 * * *"
    conditions:
      - type: io.kestra.plugin.core.condition.Not
        conditions:
          - type: io.kestra.plugin.core.condition.DayWeek
            dayOfWeek: "SUNDAY"
conditions*Required
Min items1
type*Requiredobject
Possible Values
io.kestra.plugin.core.condition.Notio.kestra.core.models.conditions.types.NotConditionio.kestra.plugin.core.condition.NotCondition
Example
yaml
id: schedule_condition_or
namespace: company.team

tasks:
  - id: log_message
    type: io.kestra.plugin.core.log.Log
    message: "This flow will execute on Sundays and Mondays at 11am."

triggers:
  - id: schedule
    type: io.kestra.plugin.core.trigger.Schedule
    cron: "0 11 * * *"
    conditions:
      - type: io.kestra.plugin.core.condition.Or
        conditions:
          - type: io.kestra.plugin.core.condition.DayWeek
            dayOfWeek: "MONDAY"
          - type: io.kestra.plugin.core.condition.DayWeek
            dayOfWeek: "SUNDAY"
conditions*Required
Min items1
type*Requiredobject
Possible Values
io.kestra.plugin.core.condition.Orio.kestra.core.models.conditions.types.OrConditionio.kestra.plugin.core.condition.OrCondition
Example
yaml
id: schedule_condition_public-holiday
namespace: company.team

tasks:
  - id: log_message
    type: io.kestra.plugin.core.log.Log
    message: "This flow will execute only on the public holidays of France at 11:00 am."

triggers:
  - id: schedule
    type: io.kestra.plugin.core.trigger.Schedule
    cron: "0 11 * * *"
    conditions:
      - type: io.kestra.plugin.core.condition.PublicHoliday
        country: FR

yaml
id: schedule-condition-work-days
namespace: company.team

tasks:
  - id: log_message
    type: io.kestra.plugin.core.log.Log
    message: "This flow will execute only on the work days of France at 11:00 am."

triggers:
  - id: schedule
    type: io.kestra.plugin.core.trigger.Schedule
    cron: "0 11 * * *"
    conditions:
      - type: io.kestra.plugin.core.condition.Not
        conditions:
          - type: io.kestra.plugin.core.condition.PublicHoliday
            country: FR
          - type: io.kestra.plugin.core.condition.Weekend
type*Requiredobject
Possible Values
io.kestra.plugin.core.condition.PublicHolidayio.kestra.plugin.core.condition.PublicHolidayConditionio.kestra.core.models.conditions.types.PublicHolidayCondition
countrystring
datestring
Default{{ trigger.date}}
subDivisionstring
Example
yaml
id: schedule_condition_timebetween
namespace: company.team

tasks:
  - id: log_message
    type: io.kestra.plugin.core.log.Log
    message: "This flow will execute every 5 minutes between 4pm and 8pm."

triggers:
  - id: schedule
    type: io.kestra.plugin.core.trigger.Schedule
    cron: "*/5 * * * *"
    conditions:
      - type: io.kestra.plugin.core.condition.TimeBetween
        after: "16:00:00+02:00"
        before: "20:00:00+02:00"
type*Requiredobject
Possible Values
io.kestra.plugin.core.condition.TimeBetweenio.kestra.plugin.core.condition.TimeBetweenConditionio.kestra.core.models.conditions.types.TimeBetweenCondition
afterstring
beforestring
datestring
Default{{ trigger.date }}
Example
yaml
id: schedule_condition_weekend
namespace: company.team

tasks:
  - id: log_message
    type: io.kestra.plugin.core.log.Log
    message: "This flow will execute only on weekends at 11:00 am."

triggers:
  - id: schedule
    type: io.kestra.plugin.core.trigger.Schedule
    cron: "0 11 * * *"
    conditions:
      - type: io.kestra.plugin.core.condition.Weekend
type*Requiredobject
Possible Values
io.kestra.plugin.core.condition.Weekendio.kestra.plugin.core.condition.WeekendConditionio.kestra.core.models.conditions.types.WeekendCondition
datestring
Default{{ trigger.date }}
DefaultINBOX
DefaultPT1M
DefaultIMAP
Possible Values
IMAPPOP3
Defaulttrue
SubTypestring
Possible Values
CREATEDSUBMITTEDRUNNINGPAUSEDRESTARTEDKILLINGSUCCESSWARNINGFAILEDKILLEDCANCELLEDQUEUEDRETRYINGRETRIEDSKIPPEDBREAKPOINTRESUBMITTED
Defaultfalse
Definitions
contentTypestring
filenamestring
sizeinteger
SubTypestring
SubTypestring
Formatdate-time
SubTypestring