Get basic environment creation beginning to work

This commit is contained in:
Dane Everitt
2019-04-03 22:01:11 -07:00
parent 639d9edef5
commit 08af485c40
8 changed files with 180 additions and 116 deletions

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@@ -1,64 +0,0 @@
package environment
import (
"os"
)
// Defines the docker configuration used by the daemon when interacting with
// containers and networks on the system.
type DockerConfiguration struct {
Container struct {
User string
}
// Network configuration that should be used when creating a new network
// for containers run through the daemon.
Network struct {
// The interface that should be used to create the network. Must not conflict
// with any other interfaces in use by Docker or on the system.
Interface string
// The name of the network to use. If this network already exists it will not
// be created. If it is not found, a new network will be created using the interface
// defined.
Name string
}
// If true, container images will be updated when a server starts if there
// is an update available. If false the daemon will not attempt updates and will
// defer to the host system to manage image updates.
UpdateImages bool `yaml:"update_images"`
// The location of the Docker socket.
Socket string
// Defines the location of the timezone file on the host system that should
// be mounted into the created containers so that they all use the same time.
TimezonePath string `yaml:"timezone_path"`
}
type Docker struct {
// Defines the configuration for the Docker instance that will allow us to connect
// and create and modify containers.
Configuration DockerConfiguration
}
// Ensure that the Docker environment is always implementing all of the methods
// from the base environment interface.
var _ Environment = (*Docker)(nil)
func (d *Docker) Exists() bool {
return true
}
func (d *Docker) Start() error {
return nil
}
func (d *Docker) Stop() error {
return nil
}
func (d *Docker) Terminate(signal os.Signal) error {
return nil
}

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@@ -1,26 +0,0 @@
package environment
import (
"os"
)
// Defines the basic interface that all environments need to implement so that
// a server can be properly controlled.
type Environment interface {
// Starts a server instance. If the server instance is not in a state where it
// can be started an error should be returned.
Start() error
// Stops a server instance. If the server is already stopped an error should
// not be returned.
Stop() error
// Determines if the server instance exists. For example, in a docker environment
// this should confirm that the container is created and in a bootable state. In
// a basic CLI environment this can probably just return true right away.
Exists() bool
// Terminates a running server instance using the provided signal. If the server
// is not running no error should be returned.
Terminate(signal os.Signal) error
}