Better configuration loading process for servers
Loads up to 10 configurations at once in parallel
This commit is contained in:
Dane Everitt
parent
29de97c857
commit
639d9edef5
40
config.go
40
config.go
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@ -1,6 +1,7 @@
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package wings
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package main
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import (
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"github.com/pterodactyl/wings/environment"
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"gopkg.in/yaml.v2"
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"io/ioutil"
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"os"
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@ -15,7 +16,7 @@ type Configuration struct {
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Data string
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Api *ApiConfiguration
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Docker *DockerConfiguration
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Docker *environment.DockerConfiguration
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// Determines if permissions for a server should be set automatically on
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// daemon boot. This can take a long time on systems with many servers, or on
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@ -78,39 +79,6 @@ type ApiConfiguration struct {
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UploadLimit int `yaml:"upload_limit"`
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}
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// Defines the docker configuration used by the daemon when interacting with
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// containers and networks on the system.
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type DockerConfiguration struct {
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Container struct {
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User string
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}
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// Network configuration that should be used when creating a new network
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// for containers run through the daemon.
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Network struct {
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// The interface that should be used to create the network. Must not conflict
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// with any other interfaces in use by Docker or on the system.
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Interface string
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// The name of the network to use. If this network already exists it will not
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// be created. If it is not found, a new network will be created using the interface
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// defined.
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Name string
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}
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// If true, container images will be updated when a server starts if there
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// is an update available. If false the daemon will not attempt updates and will
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// defer to the host system to manage image updates.
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UpdateImages bool `yaml:"update_images"`
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// The location of the Docker socket.
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Socket string
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// Defines the location of the timezone file on the host system that should
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// be mounted into the created containers so that they all use the same time.
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TimezonePath string `yaml:"timezone_path"`
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}
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// Configures the default values for many of the configuration options present
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// in the structs. If these values are set in the configuration file they will
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// be overridden. However, if they don't exist and we don't set these here, all
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@ -146,7 +114,7 @@ func (c *Configuration) SetDefaults() {
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c.Throttles.CheckInterval = 100
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// Configure the defaults for Docker connection and networks.
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c.Docker = &DockerConfiguration{}
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c.Docker = &environment.DockerConfiguration{}
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c.Docker.UpdateImages = true
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c.Docker.Socket = "/var/run/docker.sock"
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c.Docker.Network.Name = "pterodactyl_nw"
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@ -1,16 +1,46 @@
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package environment
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import (
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"github.com/pterodactyl/wings"
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"os"
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)
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type Docker struct {
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*Controller
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// Defines the docker configuration used by the daemon when interacting with
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// containers and networks on the system.
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type DockerConfiguration struct {
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Container struct {
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User string
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}
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// Network configuration that should be used when creating a new network
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// for containers run through the daemon.
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Network struct {
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// The interface that should be used to create the network. Must not conflict
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// with any other interfaces in use by Docker or on the system.
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Interface string
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// The name of the network to use. If this network already exists it will not
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// be created. If it is not found, a new network will be created using the interface
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// defined.
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Name string
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}
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// If true, container images will be updated when a server starts if there
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// is an update available. If false the daemon will not attempt updates and will
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// defer to the host system to manage image updates.
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UpdateImages bool `yaml:"update_images"`
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// The location of the Docker socket.
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Socket string
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// Defines the location of the timezone file on the host system that should
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// be mounted into the created containers so that they all use the same time.
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TimezonePath string `yaml:"timezone_path"`
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}
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type Docker struct {
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// Defines the configuration for the Docker instance that will allow us to connect
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// and create and modify containers.
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Configuration wings.DockerConfiguration
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Configuration DockerConfiguration
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}
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// Ensure that the Docker environment is always implementing all of the methods
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@ -1,7 +1,6 @@
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package environment
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import (
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"github.com/pterodactyl/wings/server"
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"os"
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)
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@ -24,12 +23,4 @@ type Environment interface {
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// Terminates a running server instance using the provided signal. If the server
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// is not running no error should be returned.
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Terminate(signal os.Signal) error
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}
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// Defines an environment controller for a server instance. This can either be
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// a docker environment where the server is running in a container, or a host
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// CLI environment where it is not running in a container at all (theoretically).
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type Controller struct {
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// The server instance attached to this environment.
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Server *server.Server
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}
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}
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2
go.mod
2
go.mod
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@ -30,7 +30,7 @@ require (
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github.com/pelletier/go-toml v1.1.0 // indirect
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github.com/pkg/errors v0.8.0 // indirect
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github.com/pmezard/go-difflib v1.0.0 // indirect
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github.com/remeh/sizedwaitgroup v0.0.0-20180822144253-5e7302b12cce // indirect
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github.com/remeh/sizedwaitgroup v0.0.0-20180822144253-5e7302b12cce
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github.com/rifflock/lfshook v0.0.0-20180227222202-bf539943797a // indirect
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github.com/shirou/gopsutil v0.0.0-20180227225847-5776ff9c7c5d
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github.com/sirupsen/logrus v1.0.5
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7
go.sum
7
go.sum
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@ -30,11 +30,8 @@ github.com/gorilla/websocket v1.2.0 h1:VJtLvh6VQym50czpZzx07z/kw9EgAxI3x1ZB8taTM
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github.com/gorilla/websocket v1.2.0/go.mod h1:E7qHFY5m1UJ88s3WnNqhKjPHQ0heANvMoAMk2YaljkQ=
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github.com/hashicorp/hcl v0.0.0-20180320202055-f40e974e75af h1:g6buE1uPu/jBP1YRkIqjoqBz5CraM5TukA+MmymQQXA=
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github.com/hashicorp/hcl v0.0.0-20180320202055-f40e974e75af/go.mod h1:oZtUIOe8dh44I2q6ScRibXws4Ajl+d+nod3AaR9vL5w=
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github.com/inconshreveable/mousetrap v1.0.0 h1:Z8tu5sraLXCXIcARxBp/8cbvlwVa7Z1NHg9XEKhtSvM=
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github.com/inconshreveable/mousetrap v1.0.0/go.mod h1:PxqpIevigyE2G7u3NXJIT2ANytuPF1OarO4DADm73n8=
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github.com/lestrrat-go/file-rotatelogs v2.1.0+incompatible h1:UPkGVYGAK580uBFe7gLbQ0/GjZ3T1h3QQOrvkRB7Bjw=
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github.com/lestrrat-go/file-rotatelogs v2.1.0+incompatible/go.mod h1:ZQnN8lSECaebrkQytbHj4xNgtg8CR7RYXnPok8e0EHA=
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github.com/lestrrat/go-strftime v0.0.0-20180220042222-ba3bf9c1d042 h1:Bvq8AziQ5jFF4BHGAEDSqwPW1NJS3XshxbRCxtjFAZc=
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github.com/lestrrat/go-strftime v0.0.0-20180220042222-ba3bf9c1d042/go.mod h1:TPpsiPUEh0zFL1Snz4crhMlBe60PYxRHr5oFF3rRYg0=
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github.com/magiconair/properties v1.7.6 h1:U+1DqNen04MdEPgFiIwdOUiqZ8qPa37xgogX/sd3+54=
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github.com/magiconair/properties v1.7.6/go.mod h1:PppfXfuXeibc/6YijjN8zIbojt8czPbwD3XqdrwzmxQ=
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@ -54,7 +51,6 @@ github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZb
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github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
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github.com/remeh/sizedwaitgroup v0.0.0-20180822144253-5e7302b12cce h1:aP+C+YbHZfOQlutA4p4soHi7rVUqHQdWEVMSkHfDTqY=
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github.com/remeh/sizedwaitgroup v0.0.0-20180822144253-5e7302b12cce/go.mod h1:3j2R4OIe/SeS6YDhICBy22RWjJC5eNCJ1V+9+NVNYlo=
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github.com/rifflock/lfshook v0.0.0-20180227222202-bf539943797a h1:zOAPcZGA4TZZv8zEI+uqbYXgyjmXtMcRVSnR0T0J2t0=
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github.com/rifflock/lfshook v0.0.0-20180227222202-bf539943797a/go.mod h1:GEXHk5HgEKCvEIIrSpFI3ozzG5xOKA2DVlEX/gGnewM=
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github.com/shirou/gopsutil v0.0.0-20180227225847-5776ff9c7c5d h1:TW8oufRzBs0qROjv16ll0N780gaBcgSu1TxKjwJMebM=
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github.com/shirou/gopsutil v0.0.0-20180227225847-5776ff9c7c5d/go.mod h1:5b4v6he4MtMOwMlS0TUMTu2PcXUg8+E1lC7eC3UO/RA=
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@ -64,7 +60,6 @@ github.com/spf13/afero v1.0.2 h1:5bRmqmInNmNFkI9NG9O0Xc/Lgl9wOWWUUA/O8XZqTCo=
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github.com/spf13/afero v1.0.2/go.mod h1:j4pytiNVoe2o6bmDsKpLACNPDBIoEAkihy7loJ1B0CQ=
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github.com/spf13/cast v1.2.0 h1:HHl1DSRbEQN2i8tJmtS6ViPyHx35+p51amrdsiTCrkg=
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github.com/spf13/cast v1.2.0/go.mod h1:r2rcYCSwa1IExKTDiTfzaxqT2FNHs8hODu4LnUfgKEg=
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github.com/spf13/cobra v0.0.2 h1:NfkwRbgViGoyjBKsLI0QMDcuMnhM+SBg3T0cGfpvKDE=
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github.com/spf13/cobra v0.0.2/go.mod h1:1l0Ry5zgKvJasoi3XT1TypsSe7PqH0Sj9dhYf7v3XqQ=
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github.com/spf13/jwalterweatherman v0.0.0-20180109140146-7c0cea34c8ec h1:2ZXvIUGghLpdTVHR1UfvfrzoVlZaE/yOWC5LueIHZig=
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github.com/spf13/jwalterweatherman v0.0.0-20180109140146-7c0cea34c8ec/go.mod h1:cQK4TGJAtQXfYWX+Ddv3mKDzgVb68N+wFjFa4jdeBTo=
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@ -94,7 +89,5 @@ gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8
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gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
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gopkg.in/go-playground/validator.v8 v8.18.2 h1:lFB4DoMU6B626w8ny76MV7VX6W2VHct2GVOI3xgiMrQ=
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gopkg.in/go-playground/validator.v8 v8.18.2/go.mod h1:RX2a/7Ha8BgOhfk7j780h4/u/RRjR0eouCJSH80/M2Y=
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gopkg.in/yaml.v2 v2.2.1 h1:mUhvW9EsL+naU5Q3cakzfE91YhliOondGd6ZrsDBHQE=
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gopkg.in/yaml.v2 v2.2.1/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
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gopkg.in/yaml.v2 v2.2.2 h1:ZCJp+EgiOT7lHqUV2J862kp8Qj64Jo6az82+3Td9dZw=
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gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
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@ -1,13 +1,13 @@
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package server
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import (
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"github.com/pterodactyl/wings"
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"github.com/pterodactyl/wings/environment"
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"github.com/remeh/sizedwaitgroup"
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"go.uber.org/zap"
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"gopkg.in/yaml.v2"
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"io/ioutil"
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"os"
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"path"
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"strings"
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)
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@ -79,38 +79,62 @@ type Allocations struct {
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// Iterates over a given directory and loads all of the servers listed before returning
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// them to the calling function.
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func LoadDirectory(dir string) (*[]Server, error) {
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wg := sizedwaitgroup.New(5)
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func LoadDirectory(dir string, cfg environment.DockerConfiguration) ([]*Server, error) {
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// We could theoretically use a standard wait group here, however doing
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// that introduces the potential to crash the program due to too many
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// open files. This wouldn't happen on a small setup, but once the daemon is
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// handling many servers you run that risk.
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//
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// For now just process 10 files at a time, that should be plenty fast to
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// read and parse the YAML. We should probably make this configurable down
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// the road to help big instances scale better.
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wg := sizedwaitgroup.New(10)
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f, err := ioutil.ReadDir(dir)
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if err != nil {
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return nil, err
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}
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zap.S().Debug("starting loop")
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var servers []*Server
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for _, file := range f {
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if !strings.HasSuffix(file.Name(), ".yml") {
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if !strings.HasSuffix(file.Name(), ".yml") || file.IsDir() {
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continue
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}
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wg.Add()
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// For each of the YAML files we find, parse it and create a new server
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// configuration object that can then be returned to the caller.
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go func(file os.FileInfo) {
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zap.S().Debugw("processing in parallel", zap.String("name", file.Name()))
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wg.Done()
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defer wg.Done()
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b, err := ioutil.ReadFile(path.Join(dir, file.Name()))
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if err != nil {
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zap.S().Errorw("failed to read server configuration file, skipping...", zap.Error(err))
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return
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}
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s, err := FromConfiguration(b, cfg)
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if err != nil {
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zap.S().Errorw("failed to parse server configuration, skipping...", zap.Error(err))
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return
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}
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servers = append(servers, s)
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}(file)
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}
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// Wait until we've processed all of the configuration files in the directory
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// before continuing.
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wg.Wait()
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zap.S().Debug("done processing files")
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return nil, nil
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return servers, nil
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}
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// Initalizes a server using a data byte array. This will be marshaled into the
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// given struct using a YAML marshaler. This will also configure the given environment
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// for a server.
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func FromConfiguration(data []byte, cfg wings.DockerConfiguration) (*Server, error) {
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func FromConfiguration(data []byte, cfg environment.DockerConfiguration) (*Server, error) {
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s := &Server{}
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if err := yaml.Unmarshal(data, s); err != nil {
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@ -122,9 +146,6 @@ func FromConfiguration(data []byte, cfg wings.DockerConfiguration) (*Server, err
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// some modifications here obviously.
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var env environment.Environment
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env = &environment.Docker{
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Controller: &environment.Controller{
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Server: s,
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},
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Configuration: cfg,
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}
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12
wings.go
12
wings.go
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@ -1,4 +1,4 @@
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package wings
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package main
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import (
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"flag"
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@ -36,9 +36,15 @@ func main() {
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zap.S().Debugw("running in debug mode")
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}
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zap.S().Infow("configuration initalized", zap.Any("config", c))
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servers, err := server.LoadDirectory("config/servers", *c.Docker)
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if err != nil {
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zap.S().Fatalw("failed to load server configurations", zap.Error(err))
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return
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}
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server.LoadDirectory("config/servers")
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for _, s := range servers {
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zap.S().Infow("loaded configuration for server", zap.String("server", s.Uuid))
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}
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}
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// Configures the global logger for Zap so that we can call it from any location
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