forked from flynn/flynn
/
backend.go
74 lines (63 loc) · 2.43 KB
/
backend.go
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package main
import (
"io"
"net"
"github.com/flynn/flynn/host/types"
)
type AttachRequest struct {
Job *host.ActiveJob
Logs bool
Stream bool
Height uint16
Width uint16
Attached chan struct{}
Stdout io.WriteCloser
Stderr io.WriteCloser
InitLog io.WriteCloser
Stdin io.Reader
}
type Backend interface {
Run(*host.Job, *RunConfig, *RateLimitBucket) error
Stop(string) error
JobExists(id string) bool
Signal(string, int) error
ResizeTTY(id string, height, width uint16) error
Attach(*AttachRequest) error
Cleanup([]string) error
UnmarshalState(map[string]*host.ActiveJob, map[string][]byte, []byte, host.LogBuffers) error
ConfigureNetworking(config *host.NetworkConfig) error
SetHost(*Host)
SetDefaultEnv(k, v string)
SetDiscoverdConfig(*host.DiscoverdConfig)
SetNetworkConfig(*host.NetworkConfig)
OpenLogs(host.LogBuffers) error
CloseLogs() (host.LogBuffers, error)
}
type RunConfig struct {
IP net.IP
}
type JobStateSaver interface {
MarshalJobState(jobID string) ([]byte, error)
}
type StateSaver interface {
MarshalGlobalState() ([]byte, error)
}
// MockBackend is used when testing flynn-host without the need to actually run jobs
type MockBackend struct{}
func (MockBackend) Run(*host.Job, *RunConfig, *RateLimitBucket) error { return nil }
func (MockBackend) Stop(string) error { return nil }
func (MockBackend) JobExists(string) bool { return false }
func (MockBackend) Signal(string, int) error { return nil }
func (MockBackend) ResizeTTY(id string, height, width uint16) error { return nil }
func (MockBackend) Attach(*AttachRequest) error { return nil }
func (MockBackend) Cleanup([]string) error { return nil }
func (MockBackend) SetDefaultEnv(k, v string) {}
func (MockBackend) ConfigureNetworking(*host.NetworkConfig) error { return nil }
func (MockBackend) OpenLogs(host.LogBuffers) error { return nil }
func (MockBackend) CloseLogs() (host.LogBuffers, error) { return nil, nil }
func (MockBackend) SetDiscoverdConfig(*host.DiscoverdConfig) {}
func (MockBackend) SetNetworkConfig(*host.NetworkConfig) {}
func (MockBackend) SetHost(*Host) {}
func (MockBackend) UnmarshalState(map[string]*host.ActiveJob, map[string][]byte, []byte, host.LogBuffers) error {
return nil
}