Get basic environment creation beginning to work

config.go

@@ -1,7 +1,7 @@
 package main
 
 import (
-	"github.com/pterodactyl/wings/environment"
+	"github.com/pterodactyl/wings/server"
 	"gopkg.in/yaml.v2"
 	"io/ioutil"
 	"os"
@@ -16,7 +16,7 @@ type Configuration struct {
 	Data string
 
 	Api    *ApiConfiguration
-	Docker *environment.DockerConfiguration
+	Docker *server.DockerConfiguration
 
 	// Determines if permissions for a server should be set automatically on
 	// daemon boot. This can take a long time on systems with many servers, or on
@@ -114,7 +114,7 @@ func (c *Configuration) SetDefaults() {
 	c.Throttles.CheckInterval = 100
 
 	// Configure the defaults for Docker connection and networks.
-	c.Docker = &environment.DockerConfiguration{}
+	c.Docker = &server.DockerConfiguration{}
 	c.Docker.UpdateImages = true
 	c.Docker.Socket = "/var/run/docker.sock"
 	c.Docker.Network.Name = "pterodactyl_nw"

environment/docker.go

@@ -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
-}

go.mod

@@ -7,7 +7,7 @@ require (
 	github.com/StackExchange/wmi v0.0.0-20180116203802-5d049714c4a6 // indirect
 	github.com/davecgh/go-spew v1.1.0 // indirect
 	github.com/docker/distribution v0.0.0-20180327202408-83389a148052 // indirect
-	github.com/docker/docker v0.0.0-20180221001059-e3831a62a305
+	github.com/docker/docker v1.13.1
 	github.com/docker/go-connections v0.3.0 // indirect
 	github.com/docker/go-units v0.3.2 // indirect
 	github.com/fsnotify/fsnotify v1.4.7 // indirect
@@ -46,7 +46,7 @@ require (
 	go.uber.org/multierr v1.1.0 // indirect
 	go.uber.org/zap v1.9.1
 	golang.org/x/crypto v0.0.0-20180330210355-12892e8c234f // indirect
-	golang.org/x/net v0.0.0-20180330215511-b68f30494add // indirect
+	golang.org/x/net v0.0.0-20180330215511-b68f30494add
 	golang.org/x/sys v0.0.0-20180329131831-378d26f46672 // indirect
 	golang.org/x/text v0.3.0 // indirect
 	gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127 // indirect

go.sum

@@ -1,75 +1,48 @@
-github.com/Microsoft/go-winio v0.4.7 h1:vOvDiY/F1avSWlCWiKJjdYKz2jVjTK3pWPHndeG4OAY=
 github.com/Microsoft/go-winio v0.4.7/go.mod h1:VhR8bwka0BXejwEJY73c50VrPtXAaKcyvVC4A4RozmA=
-github.com/StackExchange/wmi v0.0.0-20180116203802-5d049714c4a6 h1:fLjPD/aNc3UIOA6tDi6QXUemppXK3P9BI7mr2hd6gx8=
 github.com/StackExchange/wmi v0.0.0-20180116203802-5d049714c4a6/go.mod h1:3eOhrUMpNV+6aFIbp5/iudMxNCF27Vw2OZgy4xEx0Fg=
-github.com/davecgh/go-spew v1.1.0 h1:ZDRjVQ15GmhC3fiQ8ni8+OwkZQO4DARzQgrnXU1Liz8=
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/docker/distribution v0.0.0-20180327202408-83389a148052 h1:bYklS+YB8BZreSEY+/WqaH+S8upfuYf0Hq/EmNOQMIA=
 github.com/docker/distribution v0.0.0-20180327202408-83389a148052/go.mod h1:J2gT2udsDAN96Uj4KfcMRqY0/ypR+oyYUYmja8H+y+w=
-github.com/docker/docker v0.0.0-20180221001059-e3831a62a305 h1:63sMUq8raJguFF7xWXYlXaSKS4NVAHrYfwVs/fL1wTY=
+github.com/docker/docker v1.13.1 h1:IkZjBSIc8hBjLpqeAbeE5mca5mNgeatLHBy3GO78BWo=
-github.com/docker/docker v0.0.0-20180221001059-e3831a62a305/go.mod h1:eEKB0N0r5NX/I1kEveEz05bcu8tLC/8azJZsviup8Sk=
+github.com/docker/docker v1.13.1/go.mod h1:eEKB0N0r5NX/I1kEveEz05bcu8tLC/8azJZsviup8Sk=
 github.com/docker/go-connections v0.3.0 h1:3lOnM9cSzgGwx8VfK/NGOW5fLQ0GjIlCkaktF+n1M6o=
 github.com/docker/go-connections v0.3.0/go.mod h1:Gbd7IOopHjR8Iph03tsViu4nIes5XhDvyHbTtUxmeec=
 github.com/docker/go-units v0.3.2 h1:Kjm80apys7gTtfVmCvVY8gwu10uofaFSrmAKOVrtueE=
 github.com/docker/go-units v0.3.2/go.mod h1:fgPhTUdO+D/Jk86RDLlptpiXQzgHJF7gydDDbaIK4Dk=
-github.com/fsnotify/fsnotify v1.4.7 h1:IXs+QLmnXW2CcXuY+8Mzv/fWEsPGWxqefPtCP5CnV9I=
 github.com/fsnotify/fsnotify v1.4.7/go.mod h1:jwhsz4b93w/PPRr/qN1Yymfu8t87LnFCMoQvtojpjFo=
-github.com/gin-contrib/sse v0.0.0-20170109093832-22d885f9ecc7 h1:AzN37oI0cOS+cougNAV9szl6CVoj2RYwzS3DpUQNtlY=
 github.com/gin-contrib/sse v0.0.0-20170109093832-22d885f9ecc7/go.mod h1:VJ0WA2NBN22VlZ2dKZQPAPnyWw5XTlK1KymzLKsr59s=
-github.com/gin-gonic/gin v0.0.0-20170702092826-d459835d2b07 h1:cZPJWzd2oNeoS0oJM2TlN9rl0OnCgUr10gC8Q4mH+6M=
 github.com/gin-gonic/gin v0.0.0-20170702092826-d459835d2b07/go.mod h1:7cKuhb5qV2ggCFctp2fJQ+ErvciLZrIeoOSOm6mUr7Y=
-github.com/go-ole/go-ole v1.2.1 h1:2lOsA72HgjxAuMlKpFiCbHTvu44PIVkZ5hqm3RSdI/E=
 github.com/go-ole/go-ole v1.2.1/go.mod h1:7FAglXiTm7HKlQRDeOQ6ZNUHidzCWXuZWq/1dTyBNF8=
-github.com/gogo/protobuf v1.0.0 h1:2jyBKDKU/8v3v2xVR2PtiWQviFUyiaGk2rpfyFT8rTM=
 github.com/gogo/protobuf v1.0.0/go.mod h1:r8qH/GZQm5c6nD/R0oafs1akxWv10x8SbQlK7atdtwQ=
-github.com/golang/protobuf v1.0.0 h1:lsek0oXi8iFE9L+EXARyHIjU5rlWIhhTkjDz3vHhWWQ=
 github.com/golang/protobuf v1.0.0/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U=
-github.com/google/jsonapi v0.0.0-20170708005851-46d3ced04344 h1:G5TmuUtIYeR0scfa8ZQ06cfHeAAfVeFlIG8TVOCfuAA=
 github.com/google/jsonapi v0.0.0-20170708005851-46d3ced04344/go.mod h1:XSx4m2SziAqk9DXY9nz659easTq4q6TyrpYd9tHSm0g=
-github.com/gorilla/websocket v1.2.0 h1:VJtLvh6VQym50czpZzx07z/kw9EgAxI3x1ZB8taTMQQ=
 github.com/gorilla/websocket v1.2.0/go.mod h1:E7qHFY5m1UJ88s3WnNqhKjPHQ0heANvMoAMk2YaljkQ=
-github.com/hashicorp/hcl v0.0.0-20180320202055-f40e974e75af h1:g6buE1uPu/jBP1YRkIqjoqBz5CraM5TukA+MmymQQXA=
 github.com/hashicorp/hcl v0.0.0-20180320202055-f40e974e75af/go.mod h1:oZtUIOe8dh44I2q6ScRibXws4Ajl+d+nod3AaR9vL5w=
 github.com/inconshreveable/mousetrap v1.0.0/go.mod h1:PxqpIevigyE2G7u3NXJIT2ANytuPF1OarO4DADm73n8=
 github.com/lestrrat-go/file-rotatelogs v2.1.0+incompatible/go.mod h1:ZQnN8lSECaebrkQytbHj4xNgtg8CR7RYXnPok8e0EHA=
 github.com/lestrrat/go-strftime v0.0.0-20180220042222-ba3bf9c1d042/go.mod h1:TPpsiPUEh0zFL1Snz4crhMlBe60PYxRHr5oFF3rRYg0=
-github.com/magiconair/properties v1.7.6 h1:U+1DqNen04MdEPgFiIwdOUiqZ8qPa37xgogX/sd3+54=
 github.com/magiconair/properties v1.7.6/go.mod h1:PppfXfuXeibc/6YijjN8zIbojt8czPbwD3XqdrwzmxQ=
-github.com/mattn/go-isatty v0.0.3 h1:ns/ykhmWi7G9O+8a448SecJU3nSMBXJfqQkl0upE1jI=
 github.com/mattn/go-isatty v0.0.3/go.mod h1:M+lRXTBqGeGNdLjl/ufCoiOlB5xdOkqRJdNxMWT7Zi4=
-github.com/mitchellh/mapstructure v0.0.0-20180220230111-00c29f56e238 h1:+MZW2uvHgN8kYvksEN3f7eFL2wpzk0GxmlFsMybWc7E=
 github.com/mitchellh/mapstructure v0.0.0-20180220230111-00c29f56e238/go.mod h1:FVVH3fgwuzCH5S8UJGiWEs2h04kUh9fWfEaFds41c1Y=
 github.com/opencontainers/go-digest v1.0.0-rc1 h1:WzifXhOVOEOuFYOJAW6aQqW0TooG2iki3E3Ii+WN7gQ=
 github.com/opencontainers/go-digest v1.0.0-rc1/go.mod h1:cMLVZDEM3+U2I4VmLI6N8jQYUd2OVphdqWwCJHrFt2s=
-github.com/opencontainers/image-spec v1.0.1 h1:JMemWkRwHx4Zj+fVxWoMCFm/8sYGGrUVojFA6h/TRcI=
 github.com/opencontainers/image-spec v1.0.1/go.mod h1:BtxoFyWECRxE4U/7sNtV5W15zMzWCbyJoFRP3s7yZA0=
-github.com/pelletier/go-toml v1.1.0 h1:cmiOvKzEunMsAxyhXSzpL5Q1CRKpVv0KQsnAIcSEVYM=
 github.com/pelletier/go-toml v1.1.0/go.mod h1:5z9KED0ma1S8pY6P1sdut58dfprrGBbd/94hg7ilaic=
 github.com/pkg/errors v0.8.0 h1:WdK/asTD0HN+q6hsWO3/vpuAkAr+tw6aNJNDFFf0+qw=
 github.com/pkg/errors v0.8.0/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
-github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
 github.com/remeh/sizedwaitgroup v0.0.0-20180822144253-5e7302b12cce h1:aP+C+YbHZfOQlutA4p4soHi7rVUqHQdWEVMSkHfDTqY=
 github.com/remeh/sizedwaitgroup v0.0.0-20180822144253-5e7302b12cce/go.mod h1:3j2R4OIe/SeS6YDhICBy22RWjJC5eNCJ1V+9+NVNYlo=
 github.com/rifflock/lfshook v0.0.0-20180227222202-bf539943797a/go.mod h1:GEXHk5HgEKCvEIIrSpFI3ozzG5xOKA2DVlEX/gGnewM=
-github.com/shirou/gopsutil v0.0.0-20180227225847-5776ff9c7c5d h1:TW8oufRzBs0qROjv16ll0N780gaBcgSu1TxKjwJMebM=
 github.com/shirou/gopsutil v0.0.0-20180227225847-5776ff9c7c5d/go.mod h1:5b4v6he4MtMOwMlS0TUMTu2PcXUg8+E1lC7eC3UO/RA=
-github.com/sirupsen/logrus v1.0.5 h1:8c8b5uO0zS4X6RPl/sd1ENwSkIc0/H2PaHxE3udaE8I=
 github.com/sirupsen/logrus v1.0.5/go.mod h1:pMByvHTf9Beacp5x1UXfOR9xyW/9antXMhjMPG0dEzc=
-github.com/spf13/afero v1.0.2 h1:5bRmqmInNmNFkI9NG9O0Xc/Lgl9wOWWUUA/O8XZqTCo=
 github.com/spf13/afero v1.0.2/go.mod h1:j4pytiNVoe2o6bmDsKpLACNPDBIoEAkihy7loJ1B0CQ=
-github.com/spf13/cast v1.2.0 h1:HHl1DSRbEQN2i8tJmtS6ViPyHx35+p51amrdsiTCrkg=
 github.com/spf13/cast v1.2.0/go.mod h1:r2rcYCSwa1IExKTDiTfzaxqT2FNHs8hODu4LnUfgKEg=
 github.com/spf13/cobra v0.0.2/go.mod h1:1l0Ry5zgKvJasoi3XT1TypsSe7PqH0Sj9dhYf7v3XqQ=
-github.com/spf13/jwalterweatherman v0.0.0-20180109140146-7c0cea34c8ec h1:2ZXvIUGghLpdTVHR1UfvfrzoVlZaE/yOWC5LueIHZig=
 github.com/spf13/jwalterweatherman v0.0.0-20180109140146-7c0cea34c8ec/go.mod h1:cQK4TGJAtQXfYWX+Ddv3mKDzgVb68N+wFjFa4jdeBTo=
-github.com/spf13/pflag v1.0.0 h1:oaPbdDe/x0UncahuwiPxW1GYJyilRAdsPnq3e1yaPcI=
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-github.com/spf13/viper v1.0.2 h1:Ncr3ZIuJn322w2k1qmzXDnkLAdQMlJqBa9kfAH+irso=
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-github.com/stretchr/testify v1.2.1 h1:52QO5WkIUcHGIR7EnGagH88x1bUzqGXTC5/1bDTUQ7U=
 github.com/stretchr/testify v1.2.1/go.mod h1:a8OnRcib4nhh0OaRAV+Yts87kKdq0PP7pXfy6kDkUVs=
-github.com/ugorji/go v0.0.0-20180112141927-9831f2c3ac10 h1:4zp+5ElNBLy5qmaDFrbVDolQSOtPmquw+W6EMNEpi+k=
 github.com/ugorji/go v0.0.0-20180112141927-9831f2c3ac10/go.mod h1:hnLbHMwcvSihnDhEfx2/BzKp2xb0Y+ErdfYcrs9tkJQ=
 go.uber.org/atomic v1.3.2 h1:2Oa65PReHzfn29GpvgsYwloV9AVFHPDk8tYxt2c2tr4=
 go.uber.org/atomic v1.3.2/go.mod h1:gD2HeocX3+yG+ygLZcrzQJaqmWj9AIm7n08wl/qW/PE=
@@ -77,17 +50,13 @@ go.uber.org/multierr v1.1.0 h1:HoEmRHQPVSqub6w2z2d2EOVs2fjyFRGyofhKuyDq0QI=
 go.uber.org/multierr v1.1.0/go.mod h1:wR5kodmAFQ0UK8QlbwjlSNy0Z68gJhDJUG5sjR94q/0=
 go.uber.org/zap v1.9.1 h1:XCJQEf3W6eZaVwhRBof6ImoYGJSITeKWsyeh3HFu/5o=
 go.uber.org/zap v1.9.1/go.mod h1:vwi/ZaCAaUcBkycHslxD9B2zi4UTXhF60s6SWpuDF0Q=
-golang.org/x/crypto v0.0.0-20180330210355-12892e8c234f h1:EDv9U2dOjZ9sVn985FJw58XWqRwhtTnd0RxCfIzqKI8=
 golang.org/x/crypto v0.0.0-20180330210355-12892e8c234f/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4=
 golang.org/x/net v0.0.0-20180330215511-b68f30494add h1:oGr9qHpQTQvl/BmeWw95ZrQKahW4qdIPUiGfQkJYDsA=
 golang.org/x/net v0.0.0-20180330215511-b68f30494add/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
-golang.org/x/sys v0.0.0-20180329131831-378d26f46672 h1:P+cuqFpXzcxn8UtAwY33SZdbHLKsmjveBNV9V+RoYgQ=
 golang.org/x/sys v0.0.0-20180329131831-378d26f46672/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
-golang.org/x/text v0.3.0 h1:g61tztE5qeGQ89tm6NTjjM9VPIm088od1l6aSorWRWg=
 golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
-gopkg.in/go-playground/validator.v8 v8.18.2 h1:lFB4DoMU6B626w8ny76MV7VX6W2VHct2GVOI3xgiMrQ=
 gopkg.in/go-playground/validator.v8 v8.18.2/go.mod h1:RX2a/7Ha8BgOhfk7j780h4/u/RRjR0eouCJSH80/M2Y=
 gopkg.in/yaml.v2 v2.2.2 h1:ZCJp+EgiOT7lHqUV2J862kp8Qj64Jo6az82+3Td9dZw=
 gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=

server/environment.go

@@ -1,4 +1,4 @@
-package environment
+package server
 
 import (
 	"os"
@@ -23,4 +23,9 @@ type Environment interface {
 	// 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
+
+	// Creates the necessary environment for running the server process. For example,
+	// in the Docker environment create will create a new container instance for the
+	// server.
+	Create() error
 }

server/environment_docker.go

@@ -0,0 +1,132 @@
+package server
+
+import (
+	"fmt"
+	"github.com/docker/docker/api/types/container"
+	"github.com/docker/docker/client"
+	"golang.org/x/net/context"
+	"os"
+	"strings"
+)
+
+// 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 DockerEnvironment struct {
+	Server *Server
+
+	// 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 = (*DockerEnvironment)(nil)
+
+func (d *DockerEnvironment) Exists() bool {
+	return true
+}
+
+func (d *DockerEnvironment) Start() error {
+	return nil
+}
+
+func (d *DockerEnvironment) Stop() error {
+	return nil
+}
+
+func (d *DockerEnvironment) Terminate(signal os.Signal) error {
+	return nil
+}
+
+// Creates a new container for the server using all of the data that is currently
+// available for it. If the container already exists it will be returned.
+func (d *DockerEnvironment) Create() error {
+	ctx := context.Background()
+	cli, err := client.NewEnvClient()
+	if err != nil {
+		return err
+	}
+
+	// If the container already exists don't hit the user with an error, just return
+	// the current information about it which is what we would do when creating the
+	// container anyways.
+	if _, err := cli.ContainerInspect(ctx, d.Server.Uuid); err == nil {
+		return nil
+	}
+
+	conf := &container.Config{
+		Hostname: "container",
+		User: "pterodactyl",
+		AttachStdin: true,
+		AttachStdout: true,
+		AttachStderr: true,
+		Tty: true,
+
+		Cmd: strings.Split(d.Server.Invocation, " "),
+		Image: d.Server.Container.Image,
+		Env: d.environmentVariables(),
+
+		Labels: map[string]string{
+			"Service": "Pterodactyl",
+		},
+	}
+
+	hostConf := &container.HostConfig{
+		Resources: container.Resources{
+			Memory: d.Server.Build.MemoryLimit * 1000000,
+		},
+	}
+
+	if _, err := cli.ContainerCreate(ctx, conf, hostConf, nil, d.Server.Uuid); err != nil {
+		return err
+	}
+
+	return nil
+}
+
+// Returns the environment variables for a server in KEY="VALUE" form.
+func (d *DockerEnvironment) environmentVariables() []string {
+	var out []string
+
+	for k, v := range d.Server.EnvVars {
+		out = append(out, fmt.Sprintf("%s=\"%s\"", k, v))
+	}
+
+	return out
+}
+
+func (d *DockerEnvironment) volumes() map[string]struct{} {
+	return nil
+}

server/server.go

@@ -1,7 +1,6 @@
 package server
 
 import (
-	"github.com/pterodactyl/wings/environment"
 	"github.com/remeh/sizedwaitgroup"
 	"go.uber.org/zap"
 	"gopkg.in/yaml.v2"
@@ -35,7 +34,12 @@ type Server struct {
 	Build       *BuildSettings
 	Allocations *Allocations
 
-	environment *environment.Environment
+	Container struct {
+		// Defines the Docker image that will be used for this server
+		Image string
+	}
+
+	environment Environment
 }
 
 // The build settings for a given server that impact docker container creation and
@@ -43,22 +47,22 @@ type Server struct {
 type BuildSettings struct {
 	// The total amount of memory in megabytes that this server is allowed to
 	// use on the host system.
-	MemoryLimit int `yaml:"memory"`
+	MemoryLimit int64 `yaml:"memory"`
 
 	// The amount of additional swap space to be provided to a container instance.
-	Swap int
+	Swap int64
 
 	// The relative weight for IO operations in a container. This is relative to other
 	// containers on the system and should be a value between 10 and 1000.
-	IoWeight int `yaml:"io"`
+	IoWeight int64 `yaml:"io"`
 
 	// The percentage of CPU that this instance is allowed to consume relative to
 	// the host. A value of 200% represents complete utilization of two cores. This
 	// should be a value between 1 and THREAD_COUNT * 100.
-	CpuLimit int `yaml:"cpu"`
+	CpuLimit int64 `yaml:"cpu"`
 
 	// The amount of disk space in megabytes that a server is allowed to use.
-	DiskSpace int `yaml:"disk"`
+	DiskSpace int64 `yaml:"disk"`
 }
 
 // Defines the allocations available for a given server. When using the Docker environment
@@ -79,7 +83,7 @@ type Allocations struct {
 
 // Iterates over a given directory and loads all of the servers listed before returning
 // them to the calling function.
-func LoadDirectory(dir string, cfg environment.DockerConfiguration) ([]*Server, error) {
+func LoadDirectory(dir string, cfg DockerConfiguration) ([]*Server, error) {
 	// We could theoretically use a standard wait group here, however doing
 	// that introduces the potential to crash the program due to too many
 	// open files. This wouldn't happen on a small setup, but once the daemon is
@@ -134,7 +138,7 @@ func LoadDirectory(dir string, cfg environment.DockerConfiguration) ([]*Server,
 // Initalizes a server using a data byte array. This will be marshaled into the
 // given struct using a YAML marshaler. This will also configure the given environment
 // for a server.
-func FromConfiguration(data []byte, cfg environment.DockerConfiguration) (*Server, error) {
+func FromConfiguration(data []byte, cfg DockerConfiguration) (*Server, error) {
 	s := &Server{}
 
 	if err := yaml.Unmarshal(data, s); err != nil {
@@ -144,12 +148,25 @@ func FromConfiguration(data []byte, cfg environment.DockerConfiguration) (*Serve
 	// Right now we only support a Docker based environment, so I'm going to hard code
 	// this logic in. When we're ready to support other environment we'll need to make
 	// some modifications here obviously.
-	var env environment.Environment
+	var env Environment
-	env = &environment.Docker{
+	env = &DockerEnvironment{
+		Server:        s,
 		Configuration: cfg,
 	}
 
-	s.environment = &env
+	s.environment = env
 
 	return s, nil
 }
+
+// Determine if the server is bootable in it's current state or not. This will not
+// indicate why a server is not bootable, only if it is.
+func (s *Server) IsBootable() bool {
+	return s.environment.Exists()
+}
+
+// Initalizes a server instance. This will run through and ensure that the environment
+// for the server is setup, and that all of the necessary files are created.
+func (s *Server) CreateEnvironment() error {
+	return s.environment.Create()
+}

wings.go

@@ -44,6 +44,11 @@ func main() {
 
 	for _, s := range servers {
 		zap.S().Infow("loaded configuration for server", zap.String("server", s.Uuid))
+		zap.S().Infow("ensuring envrionment exists", zap.String("server", s.Uuid))
+
+		if err := s.CreateEnvironment(); err != nil {
+			zap.S().Errorw("failed to create an environment for server", zap.String("server", s.Uuid), zap.Error(err))
+		}
 	}
 }