init - add project files

vendor/github.com/go-co-op/gocron/v2/distributed.go

@@ -0,0 +1,30 @@
+//go:generate mockgen -destination=mocks/distributed.go -package=gocronmocks . Elector,Locker,Lock
+package gocron
+
+import (
+	"context"
+)
+
+// Elector determines the leader from instances asking to be the leader. Only
+// the leader runs jobs. If the leader goes down, a new leader will be elected.
+type Elector interface {
+	// IsLeader should return  nil if the job should be scheduled by the instance
+	// making the request and an error if the job should not be scheduled.
+	IsLeader(context.Context) error
+}
+
+// Locker represents the required interface to lock jobs when running multiple schedulers.
+// The lock is held for the duration of the job's run, and it is expected that the
+// locker implementation handles time splay between schedulers.
+// The lock key passed is the job's name - which, if not set, defaults to the
+// go function's name, e.g. "pkg.myJob" for func myJob() {} in pkg
+type Locker interface {
+	// Lock if an error is returned by lock, the job will not be scheduled.
+	Lock(ctx context.Context, key string) (Lock, error)
+}
+
+// Lock represents an obtained lock. The lock is released after the execution of the job
+// by the scheduler.
+type Lock interface {
+	Unlock(ctx context.Context) error
+}