run-on-startup optional param for all jobs

core/common.go

@@ -31,6 +31,7 @@ type Job interface {
 	GetName() string
 	GetSchedule() string
 	GetCommand() string
+	GetRunOnStartup() string
 	Middlewares() []Middleware
 	Use(...Middleware)
 	Run(*Context) error

core/job.go

@@ -6,9 +6,10 @@ import (
 )
 
 type BareJob struct {
-	Schedule string
-	Name     string
-	Command  string
+	Schedule     string
+	Name         string
+	Command      string
+	RunOnStartup string `default:"false" gcfg:"run-on-startup" mapstructure:"run-on-startup"`
 
 	middlewareContainer
 	running int32
@@ -28,6 +29,10 @@ func (j *BareJob) GetCommand() string {
 	return j.Command
 }
 
+func (j *BareJob) GetRunOnStartup() string {
+	return j.RunOnStartup
+}
+
 func (j *BareJob) Running() int32 {
 	return atomic.LoadInt32(&j.running)
 }

core/scheduler.go

@@ -3,6 +3,7 @@ package core
 import (
 	"errors"
 	"fmt"
+	"strconv"
 	"sync"
 
 	"github.com/robfig/cron"
@@ -42,6 +43,12 @@ func (s *Scheduler) AddJob(j Job) error {
 		return err
 	}
 
+	runOnStartup, _ := strconv.ParseBool(j.GetRunOnStartup())
+	if runOnStartup {
+		jw := &jobWrapper{s, j}
+		go jw.Run()
+	}
+
 	s.Jobs = append(s.Jobs, j)
 	return nil
 }

core/scheduler_test.go

@@ -57,3 +57,18 @@ func (s *SuiteScheduler) TestMergeMiddlewaresSame(c *C) {
 	c.Assert(m, HasLen, 1)
 	c.Assert(m[0], Equals, mB)
 }
+
+func (s *SuiteScheduler) TestRunOnStartup(c *C) {
+	job := &TestJob{}
+	job.Schedule = "@hourly"
+	job.RunOnStartup = "true"
+
+	sc := NewScheduler(&TestLogger{})
+	sc.AddJob(job)
+	c.Assert(job.Called, Equals, 1)
+
+	jobTwo := &TestJob{}
+	jobTwo.Schedule = "@hourly"
+	sc.AddJob(jobTwo)
+	c.Assert(jobTwo.Called, Equals, 0)
+}

docs/jobs.md

@@ -37,6 +37,10 @@ This job is executed inside a running container. Similar to `docker exec`
     - **INI config**: `Environment` setting can be provided multiple times for multiple environment variables.
     - **Labels config**: multiple environment variables has to be provided as JSON array: `["FOO=bar", "BAZ=qux"]`
   - *default*: Optional field, no default.
+- **run-on-startup**
+  - *description*: Runs the job once on ofelia's startup and then schedules the job normally
+  - *value*: Boolean, either false or true
+  - *default*: false
 
 ### INI-file example
 
@@ -116,6 +120,10 @@ This job can be used in 2 situations:
     - **INI config**: `Environment` setting can be provided multiple times for multiple environment variables.
     - **Labels config**: multiple environment variables has to be provided as JSON array: `["FOO=bar", "BAZ=qux"]`
   - *default*: Optional field, no default.
+- **run-on-startup**
+  - *description*: Runs the job once on ofelia's startup and then schedules the job normally
+  - *value*: Boolean, either false or true
+  - *default*: false
 
 ### INI-file example
 
@@ -172,6 +180,10 @@ Runs the command on the host running Ofelia.
     - **INI config**: `Environment` setting can be provided multiple times for multiple environment variables.
     - **Labels config**: multiple environment variables has to be provided as JSON array: `["FOO=bar", "BAZ=qux"]`
   - *default*: Optional field, no default.
+- **run-on-startup**
+  - *description*: Runs the job once on ofelia's startup and then schedules the job normally
+  - *value*: Boolean, either false or true
+  - *default*: false
 
 ### INI-file example
 
@@ -233,6 +245,10 @@ This job can be used to:
   - *description*: Allocate a pseudo-tty, similar to `docker exec -t`. See this [Stack Overflow answer](https://stackoverflow.com/questions/30137135/confused-about-docker-t-option-to-allocate-a-pseudo-tty) for more info.
   - *value*: Boolean, either `true` or `false`
   - *default*: `false`
+- **run-on-startup**
+  - *description*: Runs the job once on ofelia's startup and then schedules the job normally
+  - *value*: Boolean, either false or true
+  - *default*: false
 
 ### INI-file example