Update README.md

Closes https://github.com/pterodactyl/panel/issues/3841

CHANGELOG.md

@@ -1,5 +1,21 @@
 # Changelog
 
+## v1.7.1
+### Fixed
+* YAML parser has been updated to fix some strange issues
+
+### Added
+* Added `Force Outgoing IP` option for servers to ensure outgoing traffic uses the server's IP address
+* Adds an option to control the level of gzip compression for backups
+
+## v1.7.0
+### Fixed
+* Fixes multi-platform support for Wings' Docker image.
+
+### Added
+* Adds support for tracking of SFTP actions, power actions, server commands, and file uploads by utilizing a local SQLite database and processing events before sending them to the Panel.
+* Adds support for configuring the MTU on the `pterodactyl0` network.
+
 ## v1.6.4
 ### Fixed
 * Fixes a bug causing CPU limiting to not be properly applied to servers.

README.md

@@ -20,6 +20,7 @@ I would like to extend my sincere thanks to the following sponsors for helping f
 | ------- | ----- |
 | [**WISP**](https://wisp.gg) | Extra features. |
 | [**BisectHosting**](https://www.bisecthosting.com/) | BisectHosting provides Minecraft, Valheim and other server hosting services with the highest reliability and lightning fast support since 2012. |
+| [**Fragnet**](https://fragnet.net) | Providing low latency, high-end game hosting solutions to gamers, game studios and eSports platforms. |
 | [**Tempest**](https://tempest.net/) | Tempest Hosting is a subsidiary of Path Network, Inc. offering unmetered DDoS protected 10Gbps dedicated servers, starting at just $80/month. Full anycast, tons of filters. |
 | [**Bloom.host**](https://bloom.host) | Bloom.host offers dedicated core VPS and Minecraft hosting with Ryzen 9 processors. With owned-hardware, we offer truly unbeatable prices on high-performance hosting. |
 | [**MineStrator**](https://minestrator.com/) | Looking for the most highend French hosting company for your minecraft server? More than 24,000 members on our discord trust us. Give us a try! |

cmd/diagnostics.go

@@ -58,7 +58,7 @@ func newDiagnosticsCommand() *cobra.Command {
 	return command
 }
 
-// diagnosticsCmdRun collects diagnostics about wings, it's configuration and the node.
+// diagnosticsCmdRun collects diagnostics about wings, its configuration and the node.
 // We collect:
 // - wings and docker versions
 // - relevant parts of daemon configuration

cmd/root.go

@@ -5,6 +5,8 @@ import (
 	"crypto/tls"
 	"errors"
 	"fmt"
+	"github.com/pterodactyl/wings/internal/cron"
+	"github.com/pterodactyl/wings/internal/database"
 	log2 "log"
 	"net/http"
 	_ "net/http/pprof"
@@ -79,7 +81,7 @@ func init() {
 	rootCommand.Flags().Bool("pprof", false, "if the pprof profiler should be enabled. The profiler will bind to localhost:6060 by default")
 	rootCommand.Flags().Int("pprof-block-rate", 0, "enables block profile support, may have performance impacts")
 	rootCommand.Flags().Int("pprof-port", 6060, "If provided with --pprof, the port it will run on")
-	rootCommand.Flags().Bool("auto-tls", false, "pass in order to have wings generate and manage it's own SSL certificates using Let's Encrypt")
+	rootCommand.Flags().Bool("auto-tls", false, "pass in order to have wings generate and manage its own SSL certificates using Let's Encrypt")
 	rootCommand.Flags().String("tls-hostname", "", "required with --auto-tls, the FQDN for the generated SSL certificate")
 	rootCommand.Flags().Bool("ignore-certificate-errors", false, "ignore certificate verification errors when executing API calls")
 
@@ -130,6 +132,10 @@ func rootCmdRun(cmd *cobra.Command, _ []string) {
 		}),
 	)
 
+	if err := database.Initialize(); err != nil {
+		log.WithField("error", err).Fatal("failed to initialize database")
+	}
+
 	manager, err := server.NewManager(cmd.Context(), pclient)
 	if err != nil {
 		log.WithField("error", err).Fatal("failed to load server configurations")
@@ -156,7 +162,7 @@ func rootCmdRun(cmd *cobra.Command, _ []string) {
 	ticker := time.NewTicker(time.Minute)
 	// Every minute, write the current server states to the disk to allow for a more
 	// seamless hard-reboot process in which wings will re-sync server states based
-	// on it's last tracked state.
+	// on its last tracked state.
 	go func() {
 		for {
 			select {
@@ -259,6 +265,13 @@ func rootCmdRun(cmd *cobra.Command, _ []string) {
 		}
 	}()
 
+	if s, err := cron.Scheduler(cmd.Context(), manager); err != nil {
+		log.WithField("error", err).Fatal("failed to initialize cron system")
+	} else {
+		log.WithField("subsystem", "cron").Info("starting cron processes")
+		s.StartAsync()
+	}
+
 	go func() {
 		// Run the SFTP server.
 		if err := sftp.New(manager).Run(); err != nil {

config/config.go

@@ -163,6 +163,15 @@ type SystemConfiguration struct {
 	// disk usage is not a concern.
 	DiskCheckInterval int64 `default:"150" yaml:"disk_check_interval"`
 
+	// ActivitySendInterval is the amount of time that should ellapse between aggregated server activity
+	// being sent to the Panel. By default this will send activity collected over the last minute. Keep
+	// in mind that only a fixed number of activity log entries, defined by ActivitySendCount, will be sent
+	// in each run.
+	ActivitySendInterval int `default:"60" yaml:"activity_send_interval"`
+
+	// ActivitySendCount is the number of activity events to send per batch.
+	ActivitySendCount int `default:"100" yaml:"activity_send_count"`
+
 	// If set to true, file permissions for a server will be checked when the process is
 	// booted. This can cause boot delays if the server has a large amount of files. In most
 	// cases disabling this should not have any major impact unless external processes are
@@ -210,6 +219,15 @@ type Backups struct {
 	//
 	// Defaults to 0 (unlimited)
 	WriteLimit int `default:"0" yaml:"write_limit"`
+
+	// CompressionLevel determines how much backups created by wings should be compressed.
+	//
+	// "none" -> no compression will be applied
+	// "best_speed" -> uses gzip level 1 for fast speed
+	// "best_compression" -> uses gzip level 9 for minimal disk space useage
+	//
+	// Defaults to "best_speed" (level 1)
+	CompressionLevel string `default:"best_speed" yaml:"compression_level"`
 }
 
 type Transfers struct {

config/config_docker.go

@@ -36,6 +36,7 @@ type DockerNetworkConfiguration struct {
 	Mode       string                  `default:"pterodactyl_nw" yaml:"network_mode"`
 	IsInternal bool                    `default:"false" yaml:"is_internal"`
 	EnableICC  bool                    `default:"true" yaml:"enable_icc"`
+	NetworkMTU int64                   `default:"1500" yaml:"network_mtu"`
 	Interfaces dockerNetworkInterfaces `yaml:"interfaces"`
 }
 

environment/allocations.go

@@ -12,6 +12,11 @@ import (
 // Defines the allocations available for a given server. When using the Docker environment
 // driver these correspond to mappings for the container that allow external connections.
 type Allocations struct {
+	// ForceOutgoingIP causes a dedicated bridge network to be created for the
+	// server with a special option, causing Docker to SNAT outgoing traffic to
+	// the DefaultMapping's IP. This is important to servers which rely on external
+	// services that check the IP of the server (Source Engine servers, for example).
+	ForceOutgoingIP bool `json:"force_outgoing_ip"`
 	// Defines the default allocation that should be used for this server. This is
 	// what will be used for {SERVER_IP} and {SERVER_PORT} when modifying configuration
 	// files or the startup arguments for a server.

environment/docker.go

@@ -41,12 +41,12 @@ func ConfigureDocker(ctx context.Context) error {
 	nw := config.Get().Docker.Network
 	resource, err := cli.NetworkInspect(ctx, nw.Name, types.NetworkInspectOptions{})
 	if err != nil {
-		if client.IsErrNotFound(err) {
-			log.Info("creating missing pterodactyl0 interface, this could take a few seconds...")
-			if err := createDockerNetwork(ctx, cli); err != nil {
+		if !client.IsErrNotFound(err) {
 			return err
 		}
-		} else {
+
+		log.Info("creating missing pterodactyl0 interface, this could take a few seconds...")
+		if err := createDockerNetwork(ctx, cli); err != nil {
 			return err
 		}
 	}
@@ -92,7 +92,7 @@ func createDockerNetwork(ctx context.Context, cli *client.Client) error {
 			"com.docker.network.bridge.enable_ip_masquerade": "true",
 			"com.docker.network.bridge.host_binding_ipv4":    "0.0.0.0",
 			"com.docker.network.bridge.name":                 "pterodactyl0",
-			"com.docker.network.driver.mtu":                  "1500",
+			"com.docker.network.driver.mtu":                  strconv.FormatInt(nw.NetworkMTU, 10),
 		},
 	})
 	if err != nil {

environment/docker/container.go

@@ -147,10 +147,12 @@ func (e *Environment) InSituUpdate() error {
 // currently available for it. If the container already exists it will be
 // returned.
 func (e *Environment) Create() error {
+	ctx := context.Background()
+
 	// 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 := e.ContainerInspect(context.Background()); err == nil {
+	if _, err := e.ContainerInspect(ctx); err == nil {
 		return nil
 	} else if !client.IsErrNotFound(err) {
 		return errors.Wrap(err, "environment/docker: failed to inspect container")
@@ -190,7 +192,34 @@ func (e *Environment) Create() error {
 		},
 	}
 
-	tmpfsSize := strconv.Itoa(int(config.Get().Docker.TmpfsSize))
+	networkMode := container.NetworkMode(config.Get().Docker.Network.Mode)
+	if a.ForceOutgoingIP {
+		e.log().Debug("environment/docker: forcing outgoing IP address")
+		networkName := strings.ReplaceAll(e.Id, "-", "")
+		networkMode = container.NetworkMode(networkName)
+
+		if _, err := e.client.NetworkInspect(ctx, networkName, types.NetworkInspectOptions{}); err != nil {
+			if !client.IsErrNotFound(err) {
+				return err
+			}
+
+			if _, err := e.client.NetworkCreate(ctx, networkName, types.NetworkCreate{
+				Driver:     "bridge",
+				EnableIPv6: false,
+				Internal:   false,
+				Attachable: false,
+				Ingress:    false,
+				ConfigOnly: false,
+				Options: map[string]string{
+					"encryption": "false",
+					"com.docker.network.bridge.default_bridge": "false",
+					"com.docker.network.host_ipv4":             a.DefaultMapping.Ip,
+				},
+			}); err != nil {
+				return err
+			}
+		}
+	}
 
 	hostConf := &container.HostConfig{
 		PortBindings: a.DockerBindings(),
@@ -202,7 +231,7 @@ func (e *Environment) Create() error {
 		// Configure the /tmp folder mapping in containers. This is necessary for some
 		// games that need to make use of it for downloads and other installation processes.
 		Tmpfs: map[string]string{
-			"/tmp": "rw,exec,nosuid,size=" + tmpfsSize + "M",
+			"/tmp": "rw,exec,nosuid,size=" + strconv.Itoa(int(config.Get().Docker.TmpfsSize)) + "M",
 		},
 
 		// Define resource limits for the container based on the data passed through
@@ -231,10 +260,10 @@ func (e *Environment) Create() error {
 			"setpcap", "mknod", "audit_write", "net_raw", "dac_override",
 			"fowner", "fsetid", "net_bind_service", "sys_chroot", "setfcap",
 		},
-		NetworkMode: container.NetworkMode(config.Get().Docker.Network.Mode),
+		NetworkMode: networkMode,
 	}
 
-	if _, err := e.client.ContainerCreate(context.Background(), conf, hostConf, nil, nil, e.Id); err != nil {
+	if _, err := e.client.ContainerCreate(ctx, conf, hostConf, nil, nil, e.Id); err != nil {
 		return errors.Wrap(err, "environment/docker: failed to create container")
 	}
 

go.mod

@@ -37,16 +37,23 @@ require (
 	github.com/pkg/sftp v1.13.4
 	github.com/sabhiram/go-gitignore v0.0.0-20210923224102-525f6e181f06
 	github.com/spf13/cobra v1.4.0
-	github.com/stretchr/testify v1.7.0
+	github.com/stretchr/testify v1.7.5
 	golang.org/x/crypto v0.0.0-20220321153916-2c7772ba3064
 	golang.org/x/sync v0.0.0-20210220032951-036812b2e83c
 	gopkg.in/ini.v1 v1.66.4
 	gopkg.in/yaml.v2 v2.4.0
 )
 
-require github.com/goccy/go-json v0.9.6
+require (
+	github.com/glebarez/sqlite v1.4.6
+	github.com/go-co-op/gocron v1.15.0
+	github.com/goccy/go-json v0.9.6
+	github.com/klauspost/compress v1.15.1
+	gopkg.in/yaml.v3 v3.0.1
+	gorm.io/gorm v1.23.8
+)
 
-require golang.org/x/sys v0.0.0-20220319134239-a9b59b0215f8 // indirect
+require golang.org/x/sys v0.0.0-20220722155257-8c9f86f7a55f // indirect
 
 require (
 	github.com/Azure/go-ansiterm v0.0.0-20210617225240-d185dfc1b5a1 // indirect
@@ -65,6 +72,7 @@ require (
 	github.com/fsnotify/fsnotify v1.5.1 // indirect
 	github.com/gammazero/deque v0.1.1 // indirect
 	github.com/gin-contrib/sse v0.1.0 // indirect
+	github.com/glebarez/go-sqlite v1.17.3 // indirect
 	github.com/go-playground/locales v0.14.0 // indirect
 	github.com/go-playground/universal-translator v0.18.0 // indirect
 	github.com/go-playground/validator/v10 v10.10.1 // indirect
@@ -73,9 +81,10 @@ require (
 	github.com/golang/snappy v0.0.4 // indirect
 	github.com/gorilla/mux v1.7.4 // indirect
 	github.com/inconshreveable/mousetrap v1.0.0 // indirect
+	github.com/jinzhu/inflection v1.0.0 // indirect
+	github.com/jinzhu/now v1.1.5 // indirect
 	github.com/json-iterator/go v1.1.12 // indirect
 	github.com/kballard/go-shellquote v0.0.0-20180428030007-95032a82bc51 // indirect
-	github.com/klauspost/compress v1.15.1 // indirect
 	github.com/kr/fs v0.1.0 // indirect
 	github.com/leodido/go-urn v1.2.1 // indirect
 	github.com/magefile/mage v1.13.0 // indirect
@@ -96,6 +105,8 @@ require (
 	github.com/prometheus/client_model v0.2.0 // indirect
 	github.com/prometheus/common v0.32.1 // indirect
 	github.com/prometheus/procfs v0.7.3 // indirect
+	github.com/remyoudompheng/bigfft v0.0.0-20200410134404-eec4a21b6bb0 // indirect
+	github.com/robfig/cron/v3 v3.0.1 // indirect
 	github.com/sirupsen/logrus v1.8.1 // indirect
 	github.com/spf13/pflag v1.0.5 // indirect
 	github.com/ugorji/go/codec v1.2.7 // indirect
@@ -111,5 +122,8 @@ require (
 	google.golang.org/genproto v0.0.0-20220324131243-acbaeb5b85eb // indirect
 	google.golang.org/grpc v1.45.0 // indirect
 	google.golang.org/protobuf v1.28.0 // indirect
-	gopkg.in/yaml.v3 v3.0.0-20210107192922-496545a6307b // indirect
+	modernc.org/libc v1.16.17 // indirect
+	modernc.org/mathutil v1.4.1 // indirect
+	modernc.org/memory v1.1.1 // indirect
+	modernc.org/sqlite v1.17.3 // indirect
 )

go.sum

@@ -400,6 +400,12 @@ github.com/gin-contrib/sse v0.1.0 h1:Y/yl/+YNO8GZSjAhjMsSuLt29uWRFHdHYUb5lYOV9qE
 github.com/gin-contrib/sse v0.1.0/go.mod h1:RHrZQHXnP2xjPF+u1gW/2HnVO7nvIa9PG3Gm+fLHvGI=
 github.com/gin-gonic/gin v1.7.7 h1:3DoBmSbJbZAWqXJC3SLjAPfutPJJRN1U5pALB7EeTTs=
 github.com/gin-gonic/gin v1.7.7/go.mod h1:axIBovoeJpVj8S3BwE0uPMTeReE4+AfFtqpqaZ1qq1U=
+github.com/glebarez/go-sqlite v1.17.3 h1:Rji9ROVSTTfjuWD6j5B+8DtkNvPILoUC3xRhkQzGxvk=
+github.com/glebarez/go-sqlite v1.17.3/go.mod h1:Hg+PQuhUy98XCxWEJEaWob8x7lhJzhNYF1nZbUiRGIY=
+github.com/glebarez/sqlite v1.4.6 h1:D5uxD2f6UJ82cHnVtO2TZ9pqsLyto3fpDKHIk2OsR8A=
+github.com/glebarez/sqlite v1.4.6/go.mod h1:WYEtEFjhADPaPJqL/PGlbQQGINBA3eUAfDNbKFJf/zA=
+github.com/go-co-op/gocron v1.15.0 h1:XmiPazahD9aq0/QdK5toCVHfgTXfrZ/s83RpAgzr6SM=
+github.com/go-co-op/gocron v1.15.0/go.mod h1:On9zUZTv7FBeuj9D/cdYyAWcPUiLqqAx7nsPHd0EmKM=
 github.com/go-gl/glfw v0.0.0-20190409004039-e6da0acd62b1/go.mod h1:vR7hzQXu2zJy9AVAgeJqvqgH9Q5CA+iKCZ2gyEVpxRU=
 github.com/go-gl/glfw/v3.3/glfw v0.0.0-20191125211704-12ad95a8df72/go.mod h1:tQ2UAYgL5IevRw8kRxooKSPJfGvJ9fJQFa0TUsXzTg8=
 github.com/go-gl/glfw/v3.3/glfw v0.0.0-20200222043503-6f7a984d4dc4/go.mod h1:tQ2UAYgL5IevRw8kRxooKSPJfGvJ9fJQFa0TUsXzTg8=
@@ -607,6 +613,11 @@ github.com/inconshreveable/mousetrap v1.0.0/go.mod h1:PxqpIevigyE2G7u3NXJIT2ANyt
 github.com/intel/goresctrl v0.2.0/go.mod h1:+CZdzouYFn5EsxgqAQTEzMfwKwuc0fVdMrT9FCCAVRQ=
 github.com/j-keck/arping v0.0.0-20160618110441-2cf9dc699c56/go.mod h1:ymszkNOg6tORTn+6F6j+Jc8TOr5osrynvN6ivFWZ2GA=
 github.com/j-keck/arping v1.0.2/go.mod h1:aJbELhR92bSk7tp79AWM/ftfc90EfEi2bQJrbBFOsPw=
+github.com/jinzhu/inflection v1.0.0 h1:K317FqzuhWc8YvSVlFMCCUb36O/S9MCKRDI7QkRKD/E=
+github.com/jinzhu/inflection v1.0.0/go.mod h1:h+uFLlag+Qp1Va5pdKtLDYj+kHp5pxUVkryuEj+Srlc=
+github.com/jinzhu/now v1.1.4/go.mod h1:d3SSVoowX0Lcu0IBviAWJpolVfI5UJVZZ7cO71lE/z8=
+github.com/jinzhu/now v1.1.5 h1:/o9tlHleP7gOFmsnYNz3RGnqzefHA47wQpKrrdTIwXQ=
+github.com/jinzhu/now v1.1.5/go.mod h1:d3SSVoowX0Lcu0IBviAWJpolVfI5UJVZZ7cO71lE/z8=
 github.com/jmespath/go-jmespath v0.0.0-20160202185014-0b12d6b521d8/go.mod h1:Nht3zPeWKUH0NzdCt2Blrr5ys8VGpn0CEB0cQHVjt7k=
 github.com/jmespath/go-jmespath v0.0.0-20160803190731-bd40a432e4c7/go.mod h1:Nht3zPeWKUH0NzdCt2Blrr5ys8VGpn0CEB0cQHVjt7k=
 github.com/jmespath/go-jmespath v0.0.0-20180206201540-c2b33e8439af/go.mod h1:Nht3zPeWKUH0NzdCt2Blrr5ys8VGpn0CEB0cQHVjt7k=
@@ -697,6 +708,7 @@ github.com/mattn/go-runewidth v0.0.2/go.mod h1:LwmH8dsx7+W8Uxz3IHJYH5QSwggIsqBzp
 github.com/mattn/go-shellwords v1.0.3/go.mod h1:3xCvwCdWdlDJUrvuMn7Wuy9eWs4pE8vqg+NOMyg4B2o=
 github.com/mattn/go-shellwords v1.0.6/go.mod h1:3xCvwCdWdlDJUrvuMn7Wuy9eWs4pE8vqg+NOMyg4B2o=
 github.com/mattn/go-shellwords v1.0.12/go.mod h1:EZzvwXDESEeg03EKmM+RmDnNOPKG4lLtQsUlTZDWQ8Y=
+github.com/mattn/go-sqlite3 v1.14.12/go.mod h1:NyWgC/yNuGj7Q9rpYnZvas74GogHl5/Z4A/KQRfk6bU=
 github.com/matttproud/golang_protobuf_extensions v1.0.1/go.mod h1:D8He9yQNgCq6Z5Ld7szi9bcBfOoFv/3dc6xSMkL2PC0=
 github.com/matttproud/golang_protobuf_extensions v1.0.2-0.20181231171920-c182affec369 h1:I0XW9+e1XWDxdcEniV4rQAIOPUGDq67JSCiRCgGCZLI=
 github.com/matttproud/golang_protobuf_extensions v1.0.2-0.20181231171920-c182affec369/go.mod h1:BSXmuO+STAnVfrANrmjBb36TMTDstsz7MSK+HVaYKv4=
@@ -868,6 +880,10 @@ github.com/prometheus/procfs v0.6.0/go.mod h1:cz+aTbrPOrUb4q7XlbU9ygM+/jj0fzG6c1
 github.com/prometheus/procfs v0.7.3 h1:4jVXhlkAyzOScmCkXBTOLRLTz8EeU+eyjrwB/EPq0VU=
 github.com/prometheus/procfs v0.7.3/go.mod h1:cz+aTbrPOrUb4q7XlbU9ygM+/jj0fzG6c1xBZuNvfVA=
 github.com/prometheus/tsdb v0.7.1/go.mod h1:qhTCs0VvXwvX/y3TZrWD7rabWM+ijKTux40TwIPHuXU=
+github.com/remyoudompheng/bigfft v0.0.0-20200410134404-eec4a21b6bb0 h1:OdAsTTz6OkFY5QxjkYwrChwuRruF69c169dPK26NUlk=
+github.com/remyoudompheng/bigfft v0.0.0-20200410134404-eec4a21b6bb0/go.mod h1:qqbHyh8v60DhA7CoWK5oRCqLrMHRGoxYCSS9EjAz6Eo=
+github.com/robfig/cron/v3 v3.0.1 h1:WdRxkvbJztn8LMz/QEvLN5sBU+xKpSqwwUO1Pjr4qDs=
+github.com/robfig/cron/v3 v3.0.1/go.mod h1:eQICP3HwyT7UooqI/z+Ov+PtYAWygg1TEWWzGIFLtro=
 github.com/rogpeppe/fastuuid v0.0.0-20150106093220-6724a57986af/go.mod h1:XWv6SoW27p1b0cqNHllgS5HIMJraePCO15w5zCzIWYg=
 github.com/rogpeppe/fastuuid v1.1.0/go.mod h1:jVj6XXZzXRy/MSR5jhDC/2q6DgLz+nrA6LYCDYWNEvQ=
 github.com/rogpeppe/fastuuid v1.2.0/go.mod h1:jVj6XXZzXRy/MSR5jhDC/2q6DgLz+nrA6LYCDYWNEvQ=
@@ -932,14 +948,17 @@ github.com/stretchr/objx v0.0.0-20180129172003-8a3f7159479f/go.mod h1:HFkY916IF+
 github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
 github.com/stretchr/objx v0.1.1/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
 github.com/stretchr/objx v0.2.0/go.mod h1:qt09Ya8vawLte6SNmTgCsAVtYtaKzEcn8ATUoHMkEqE=
+github.com/stretchr/objx v0.4.0/go.mod h1:YvHI0jy2hoMjB+UWwv71VJQ9isScKT/TqJzVSSt89Yw=
 github.com/stretchr/testify v0.0.0-20180303142811-b89eecf5ca5d/go.mod h1:a8OnRcib4nhh0OaRAV+Yts87kKdq0PP7pXfy6kDkUVs=
 github.com/stretchr/testify v1.2.2/go.mod h1:a8OnRcib4nhh0OaRAV+Yts87kKdq0PP7pXfy6kDkUVs=
 github.com/stretchr/testify v1.3.0/go.mod h1:M5WIy9Dh21IEIfnGCwXGc5bZfKNJtfHm1UVUgZn+9EI=
 github.com/stretchr/testify v1.4.0/go.mod h1:j7eGeouHqKxXV5pUuKE4zz7dFj8WfuZ+81PSLYec5m4=
 github.com/stretchr/testify v1.5.1/go.mod h1:5W2xD1RspED5o8YsWQXVCued0rvSQ+mT+I5cxcmMvtA=
 github.com/stretchr/testify v1.6.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
-github.com/stretchr/testify v1.7.0 h1:nwc3DEeHmmLAfoZucVR881uASk0Mfjw8xYJ99tb5CcY=
 github.com/stretchr/testify v1.7.0/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
+github.com/stretchr/testify v1.7.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
+github.com/stretchr/testify v1.7.5 h1:s5PTfem8p8EbKQOctVV53k6jCJt3UX4IEJzwh+C324Q=
+github.com/stretchr/testify v1.7.5/go.mod h1:yNjHg4UonilssWZ8iaSj1OCr/vHnekPRkoO+kdMU+MU=
 github.com/subosito/gotenv v1.2.0/go.mod h1:N0PQaV/YGNqwC0u51sEeR/aUtSLEXKX9iv69rRypqCw=
 github.com/syndtr/gocapability v0.0.0-20170704070218-db04d3cc01c8/go.mod h1:hkRG7XYTFWNJGYcbNJQlaLq0fg1yr4J4t/NcTQtrfww=
 github.com/syndtr/gocapability v0.0.0-20180916011248-d98352740cb2/go.mod h1:hkRG7XYTFWNJGYcbNJQlaLq0fg1yr4J4t/NcTQtrfww=
@@ -1290,12 +1309,14 @@ golang.org/x/sys v0.0.0-20210831042530-f4d43177bf5e/go.mod h1:oPkhp1MJrh7nUepCBc
 golang.org/x/sys v0.0.0-20210903071746-97244b99971b/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20210906170528-6f6e22806c34/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20210927094055-39ccf1dd6fa6/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.0.0-20211007075335-d3039528d8ac/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20211025201205-69cdffdb9359/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20211116061358-0a5406a5449c/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20211216021012-1d35b9e2eb4e/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20220114195835-da31bd327af9/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.0.0-20220319134239-a9b59b0215f8 h1:OH54vjqzRWmbJ62fjuhxy7AxFFgoHN0/DPc/UrL8cAs=
-golang.org/x/sys v0.0.0-20220319134239-a9b59b0215f8/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.0.0-20220405052023-b1e9470b6e64/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.0.0-20220722155257-8c9f86f7a55f h1:v4INt8xihDGvnrfjMDVXGxw9wrfxYyCjk0KbXjhR55s=
+golang.org/x/sys v0.0.0-20220722155257-8c9f86f7a55f/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/term v0.0.0-20201117132131-f5c789dd3221/go.mod h1:Nr5EML6q2oocZ2LXRh80K7BxOlk5/8JxuGnuhpl+muw=
 golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
 golang.org/x/term v0.0.0-20210220032956-6a3ed077a48d/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
@@ -1379,6 +1400,7 @@ golang.org/x/tools v0.0.0-20200825202427-b303f430e36d/go.mod h1:njjCfa9FT2d7l9Bc
 golang.org/x/tools v0.0.0-20200904185747-39188db58858/go.mod h1:Cj7w3i3Rnn0Xh82ur9kSqwfTHTeVxaDqrfMjpcNT6bE=
 golang.org/x/tools v0.0.0-20200916195026-c9a70fc28ce3/go.mod h1:z6u4i615ZeAfBE4XtMziQW1fSVJXACjjbWkB/mvPzlU=
 golang.org/x/tools v0.0.0-20201110124207-079ba7bd75cd/go.mod h1:emZCQorbCU4vsT4fOWvOPXz4eW1wZW4PmDk9uLelYpA=
+golang.org/x/tools v0.0.0-20201124115921-2c860bdd6e78/go.mod h1:emZCQorbCU4vsT4fOWvOPXz4eW1wZW4PmDk9uLelYpA=
 golang.org/x/tools v0.0.0-20201201161351-ac6f37ff4c2a/go.mod h1:emZCQorbCU4vsT4fOWvOPXz4eW1wZW4PmDk9uLelYpA=
 golang.org/x/tools v0.0.0-20201208233053-a543418bbed2/go.mod h1:emZCQorbCU4vsT4fOWvOPXz4eW1wZW4PmDk9uLelYpA=
 golang.org/x/tools v0.0.0-20201224043029-2b0845dc783e/go.mod h1:emZCQorbCU4vsT4fOWvOPXz4eW1wZW4PmDk9uLelYpA=
@@ -1555,8 +1577,11 @@ gopkg.in/yaml.v2 v2.4.0/go.mod h1:RDklbk79AGWmwhnvt/jBztapEOGDOx6ZbXqjP6csGnQ=
 gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
 gopkg.in/yaml.v3 v3.0.0-20200605160147-a5ece683394c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
 gopkg.in/yaml.v3 v3.0.0-20200615113413-eeeca48fe776/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
-gopkg.in/yaml.v3 v3.0.0-20210107192922-496545a6307b h1:h8qDotaEPuJATrMmW04NCwg7v22aHH28wwpauUhK9Oo=
 gopkg.in/yaml.v3 v3.0.0-20210107192922-496545a6307b/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
+gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
+gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
+gorm.io/gorm v1.23.8 h1:h8sGJ+biDgBA1AD1Ha9gFCx7h8npU7AsLdlkX0n2TpE=
+gorm.io/gorm v1.23.8/go.mod h1:l2lP/RyAtc1ynaTjFksBde/O8v9oOGIApu2/xRitmZk=
 gotest.tools v2.2.0+incompatible h1:VsBPFP1AI068pPrMxtb/S8Zkgf9xEmTLJjfM+P5UIEo=
 gotest.tools v2.2.0+incompatible/go.mod h1:DsYFclhRJ6vuDpmuTbkuFWG+y2sxOXAzmJt81HFBacw=
 gotest.tools/v3 v3.0.2/go.mod h1:3SzNCllyD9/Y+b5r9JIKQ474KzkZyqLqEfYqMsX94Bk=
@@ -1612,6 +1637,33 @@ k8s.io/kubernetes v1.13.0/go.mod h1:ocZa8+6APFNC2tX1DZASIbocyYT5jHzqFVsY5aoB7Jk=
 k8s.io/utils v0.0.0-20201110183641-67b214c5f920/go.mod h1:jPW/WVKK9YHAvNhRxK0md/EJ228hCsBRufyofKtW8HA=
 k8s.io/utils v0.0.0-20210819203725-bdf08cb9a70a/go.mod h1:jPW/WVKK9YHAvNhRxK0md/EJ228hCsBRufyofKtW8HA=
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+lukechampine.com/uint128 v1.1.1/go.mod h1:c4eWIwlEGaxC/+H1VguhU4PHXNWDCDMUlWdIWl2j1gk=
+modernc.org/cc/v3 v3.36.0/go.mod h1:NFUHyPn4ekoC/JHeZFfZurN6ixxawE1BnVonP/oahEI=
+modernc.org/ccgo/v3 v3.0.0-20220428102840-41399a37e894/go.mod h1:eI31LL8EwEBKPpNpA4bU1/i+sKOwOrQy8D87zWUcRZc=
+modernc.org/ccgo/v3 v3.0.0-20220430103911-bc99d88307be/go.mod h1:bwdAnOoaIt8Ax9YdWGjxWsdkPcZyRPHqrOvJxaKAKGw=
+modernc.org/ccgo/v3 v3.16.4/go.mod h1:tGtX0gE9Jn7hdZFeU88slbTh1UtCYKusWOoCJuvkWsQ=
+modernc.org/ccgo/v3 v3.16.6/go.mod h1:tGtX0gE9Jn7hdZFeU88slbTh1UtCYKusWOoCJuvkWsQ=
+modernc.org/ccorpus v1.11.6/go.mod h1:2gEUTrWqdpH2pXsmTM1ZkjeSrUWDpjMu2T6m29L/ErQ=
+modernc.org/httpfs v1.0.6/go.mod h1:7dosgurJGp0sPaRanU53W4xZYKh14wfzX420oZADeHM=
+modernc.org/libc v0.0.0-20220428101251-2d5f3daf273b/go.mod h1:p7Mg4+koNjc8jkqwcoFBJx7tXkpj00G77X7A72jXPXA=
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internal/cron/activity_cron.go

@@ -0,0 +1,57 @@
+package cron
+
+import (
+	"context"
+	"emperror.dev/errors"
+	"github.com/pterodactyl/wings/internal/database"
+	"github.com/pterodactyl/wings/internal/models"
+	"github.com/pterodactyl/wings/server"
+	"github.com/pterodactyl/wings/system"
+)
+
+type activityCron struct {
+	mu      *system.AtomicBool
+	manager *server.Manager
+	max     int
+}
+
+// Run executes the cronjob and ensures we fetch and send all of the stored activity to the
+// Panel instance. Once activity is sent it is deleted from the local database instance. Any
+// SFTP specific events are not handled in this cron, they're handled seperately to account
+// for de-duplication and event merging.
+func (ac *activityCron) Run(ctx context.Context) error {
+	// Don't execute this cron if there is currently one running. Once this task is completed
+	// go ahead and mark it as no longer running.
+	if !ac.mu.SwapIf(true) {
+		return errors.WithStack(ErrCronRunning)
+	}
+	defer ac.mu.Store(false)
+
+	var activity []models.Activity
+	tx := database.Instance().WithContext(ctx).
+		Where("event NOT LIKE ?", "server:sftp.%").
+		Limit(ac.max).
+		Find(&activity)
+
+	if tx.Error != nil {
+		return errors.WithStack(tx.Error)
+	}
+	if len(activity) == 0 {
+		return nil
+	}
+
+	if err := ac.manager.Client().SendActivityLogs(ctx, activity); err != nil {
+		return errors.WrapIf(err, "cron: failed to send activity events to Panel")
+	}
+
+	var ids []int
+	for _, v := range activity {
+		ids = append(ids, v.ID)
+	}
+
+	tx = database.Instance().WithContext(ctx).Where("id IN ?", ids).Delete(&models.Activity{})
+	if tx.Error != nil {
+		return errors.WithStack(tx.Error)
+	}
+	return nil
+}

internal/cron/cron.go

@@ -0,0 +1,71 @@
+package cron
+
+import (
+	"context"
+	"emperror.dev/errors"
+	log2 "github.com/apex/log"
+	"github.com/go-co-op/gocron"
+	"github.com/pterodactyl/wings/config"
+	"github.com/pterodactyl/wings/server"
+	"github.com/pterodactyl/wings/system"
+	"time"
+)
+
+const ErrCronRunning = errors.Sentinel("cron: job already running")
+
+var o system.AtomicBool
+
+// Scheduler configures the internal cronjob system for Wings and returns the scheduler
+// instance to the caller. This should only be called once per application lifecycle, additional
+// calls will result in an error being returned.
+func Scheduler(ctx context.Context, m *server.Manager) (*gocron.Scheduler, error) {
+	if !o.SwapIf(true) {
+		return nil, errors.New("cron: cannot call scheduler more than once in application lifecycle")
+	}
+	l, err := time.LoadLocation(config.Get().System.Timezone)
+	if err != nil {
+		return nil, errors.Wrap(err, "cron: failed to parse configured system timezone")
+	}
+
+	activity := activityCron{
+		mu:      system.NewAtomicBool(false),
+		manager: m,
+		max:     config.Get().System.ActivitySendCount,
+	}
+
+	sftp := sftpCron{
+		mu:      system.NewAtomicBool(false),
+		manager: m,
+		max:     config.Get().System.ActivitySendCount,
+	}
+
+	s := gocron.NewScheduler(l)
+	log := log2.WithField("subsystem", "cron")
+
+	interval := time.Duration(config.Get().System.ActivitySendInterval) * time.Second
+	log.WithField("interval", interval).Info("configuring system crons")
+
+	_, _ = s.Tag("activity").Every(interval).Do(func() {
+		log.WithField("cron", "activity").Debug("sending internal activity events to Panel")
+		if err := activity.Run(ctx); err != nil {
+			if errors.Is(err, ErrCronRunning) {
+				log.WithField("cron", "activity").Warn("activity process is already running, skipping...")
+			} else {
+				log.WithField("cron", "activity").WithField("error", err).Error("activity process failed to execute")
+			}
+		}
+	})
+
+	_, _ = s.Tag("sftp").Every(interval).Do(func() {
+		log.WithField("cron", "sftp").Debug("sending sftp events to Panel")
+		if err := sftp.Run(ctx); err != nil {
+			if errors.Is(err, ErrCronRunning) {
+				log.WithField("cron", "sftp").Warn("sftp events process already running, skipping...")
+			} else {
+				log.WithField("cron", "sftp").WithField("error", err).Error("sftp events process failed to execute")
+			}
+		}
+	})
+
+	return s, nil
+}

internal/cron/sftp_cron.go

@@ -0,0 +1,175 @@
+package cron
+
+import (
+	"context"
+	"emperror.dev/errors"
+	"github.com/pterodactyl/wings/internal/database"
+	"github.com/pterodactyl/wings/internal/models"
+	"github.com/pterodactyl/wings/server"
+	"github.com/pterodactyl/wings/system"
+	"reflect"
+)
+
+type sftpCron struct {
+	mu      *system.AtomicBool
+	manager *server.Manager
+	max     int
+}
+
+type mapKey struct {
+	User      string
+	Server    string
+	IP        string
+	Event     models.Event
+	Timestamp string
+}
+
+type eventMap struct {
+	max int
+	ids []int
+	m   map[mapKey]*models.Activity
+}
+
+// Run executes the SFTP reconciliation cron. This job will pull all of the SFTP specific events
+// and merge them together across user, server, ip, and event. This allows a SFTP event that deletes
+// tens or hundreds of files to be tracked as a single "deletion" event so long as they all occur
+// within the same one minute period of time (starting at the first timestamp for the group). Without
+// this we'd end up flooding the Panel event log with excessive data that is of no use to end users.
+func (sc *sftpCron) Run(ctx context.Context) error {
+	if !sc.mu.SwapIf(true) {
+		return errors.WithStack(ErrCronRunning)
+	}
+	defer sc.mu.Store(false)
+
+	var o int
+	activity, err := sc.fetchRecords(ctx, o)
+	if err != nil {
+		return err
+	}
+	o += len(activity)
+
+	events := &eventMap{
+		m:   map[mapKey]*models.Activity{},
+		ids: []int{},
+		max: sc.max,
+	}
+
+	for {
+		if len(activity) == 0 {
+			break
+		}
+		slen := len(events.ids)
+		for _, a := range activity {
+			events.Push(a)
+		}
+		if len(events.ids) > slen {
+			// Execute the query again, we found some events so we want to continue
+			// with this. Start at the next offset.
+			activity, err = sc.fetchRecords(ctx, o)
+			if err != nil {
+				return errors.WithStack(err)
+			}
+			o += len(activity)
+		} else {
+			break
+		}
+	}
+
+	if len(events.m) == 0 {
+		return nil
+	}
+	if err := sc.manager.Client().SendActivityLogs(ctx, events.Elements()); err != nil {
+		return errors.Wrap(err, "failed to send sftp activity logs to Panel")
+	}
+	if tx := database.Instance().Where("id IN ?", events.ids).Delete(&models.Activity{}); tx.Error != nil {
+		return errors.WithStack(tx.Error)
+	}
+	return nil
+}
+
+// fetchRecords returns a group of activity events starting at the given offset. This is used
+// since we might need to make multiple database queries to select enough events to properly
+// fill up our request to the given maximum. This is due to the fact that this cron merges any
+// activity that line up across user, server, ip, and event into a single activity record when
+// sending the data to the Panel.
+func (sc *sftpCron) fetchRecords(ctx context.Context, offset int) (activity []models.Activity, err error) {
+	tx := database.Instance().WithContext(ctx).
+		Where("event LIKE ?", "server:sftp.%").
+		Order("event DESC").
+		Offset(offset).
+		Limit(sc.max).
+		Find(&activity)
+	if tx.Error != nil {
+		err = errors.WithStack(tx.Error)
+	}
+	return
+}
+
+// Push adds an activity to the event mapping, or de-duplicates it and merges the files metadata
+// into the existing entity that exists.
+func (em *eventMap) Push(a models.Activity) {
+	m := em.forActivity(a)
+	// If no activity entity is returned we've hit the cap for the number of events to
+	// send along to the Panel. Just skip over this record and we'll account for it in
+	// the next iteration.
+	if m == nil {
+		return
+	}
+	em.ids = append(em.ids, a.ID)
+	// Always reduce this to the first timestamp that was recorded for the set
+	// of events, and not
+	if a.Timestamp.Before(m.Timestamp) {
+		m.Timestamp = a.Timestamp
+	}
+	list := m.Metadata["files"].([]interface{})
+	if s, ok := a.Metadata["files"]; ok {
+		v := reflect.ValueOf(s)
+		if v.Kind() != reflect.Slice || v.IsNil() {
+			return
+		}
+		for i := 0; i < v.Len(); i++ {
+			list = append(list, v.Index(i).Interface())
+		}
+		// You must set it again at the end of the process, otherwise you've only updated the file
+		// slice in this one loop since it isn't passed by reference. This is just shorter than having
+		// to explicitly keep casting it to the slice.
+		m.Metadata["files"] = list
+	}
+}
+
+// Elements returns the finalized activity models.
+func (em *eventMap) Elements() (out []models.Activity) {
+	for _, v := range em.m {
+		out = append(out, *v)
+	}
+	return
+}
+
+// forActivity returns an event entity from our map which allows existing matches to be
+// updated with additional files.
+func (em *eventMap) forActivity(a models.Activity) *models.Activity {
+	key := mapKey{
+		User:   a.User.String,
+		Server: a.Server,
+		IP:     a.IP,
+		Event:  a.Event,
+		// We group by the minute, don't care about the seconds for this logic.
+		Timestamp: a.Timestamp.Format("2006-01-02_15:04"),
+	}
+	if v, ok := em.m[key]; ok {
+		return v
+	}
+	// Cap the size of the events map at the defined maximum events to send to the Panel. Just
+	// return nil and let the caller handle it.
+	if len(em.m) >= em.max {
+		return nil
+	}
+	// Doesn't exist in our map yet, create a copy of the activity passed into this
+	// function and then assign it into the map with an empty metadata value.
+	v := a
+	v.Metadata = models.ActivityMeta{
+		"files": make([]interface{}, 0),
+	}
+	em.m[key] = &v
+	return &v
+}

internal/database/database.go

@@ -0,0 +1,57 @@
+package database
+
+import (
+	"emperror.dev/errors"
+	"github.com/glebarez/sqlite"
+	"github.com/pterodactyl/wings/config"
+	"github.com/pterodactyl/wings/internal/models"
+	"github.com/pterodactyl/wings/system"
+	"gorm.io/gorm"
+	"gorm.io/gorm/logger"
+	"path/filepath"
+	"time"
+)
+
+var o system.AtomicBool
+var db *gorm.DB
+
+// Initialize configures the local SQLite database for Wings and ensures that the models have
+// been fully migrated.
+func Initialize() error {
+	if !o.SwapIf(true) {
+		panic("database: attempt to initialize more than once during application lifecycle")
+	}
+	p := filepath.Join(config.Get().System.RootDirectory, "wings.db")
+	instance, err := gorm.Open(sqlite.Open(p), &gorm.Config{
+		Logger: logger.Default.LogMode(logger.Silent),
+	})
+	if err != nil {
+		return errors.Wrap(err, "database: could not open database file")
+	}
+	db = instance
+	if sql, err := db.DB(); err != nil {
+		return errors.WithStack(err)
+	} else {
+		sql.SetMaxOpenConns(1)
+		sql.SetConnMaxLifetime(time.Hour)
+	}
+	if tx := db.Exec("PRAGMA synchronous = OFF"); tx.Error != nil {
+		return errors.WithStack(tx.Error)
+	}
+	if tx := db.Exec("PRAGMA journal_mode = MEMORY"); tx.Error != nil {
+		return errors.WithStack(tx.Error)
+	}
+	if err := db.AutoMigrate(&models.Activity{}); err != nil {
+		return errors.WithStack(err)
+	}
+	return nil
+}
+
+// Instance returns the gorm database instance that was configured when the application was
+// booted.
+func Instance() *gorm.DB {
+	if db == nil {
+		panic("database: attempt to access instance before initialized")
+	}
+	return db
+}

internal/models/activity.go

@@ -0,0 +1,67 @@
+package models
+
+import (
+	"github.com/pterodactyl/wings/system"
+	"gorm.io/gorm"
+	"time"
+)
+
+type Event string
+
+type ActivityMeta map[string]interface{}
+
+// Activity defines an activity log event for a server entity performed by a user. This is
+// used for tracking commands, power actions, and SFTP events so that they can be reconciled
+// and sent back to the Panel instance to be displayed to the user.
+type Activity struct {
+	ID int `gorm:"primaryKey;not null" json:"-"`
+	// User is UUID of the user that triggered this event, or an empty string if the event
+	// cannot be tied to a specific user, in which case we will assume it was the system
+	// user.
+	User JsonNullString `gorm:"type:uuid" json:"user"`
+	// Server is the UUID of the server this event is associated with.
+	Server string `gorm:"type:uuid;not null" json:"server"`
+	// Event is a string that describes what occurred, and is used by the Panel instance to
+	// properly associate this event in the activity logs.
+	Event Event `gorm:"index;not null" json:"event"`
+	// Metadata is either a null value, string, or a JSON blob with additional event specific
+	// metadata that can be provided.
+	Metadata ActivityMeta `gorm:"serializer:json" json:"metadata"`
+	// IP is the IP address that triggered this event, or an empty string if it cannot be
+	// determined properly. This should be the connecting user's IP address, and not the
+	// internal system IP.
+	IP        string    `gorm:"not null" json:"ip"`
+	Timestamp time.Time `gorm:"not null" json:"timestamp"`
+}
+
+// SetUser sets the current user that performed the action. If an empty string is provided
+// it is cast into a null value when stored.
+func (a Activity) SetUser(u string) *Activity {
+	var ns JsonNullString
+	if u == "" {
+		if err := ns.Scan(nil); err != nil {
+			panic(err)
+		}
+	} else {
+		if err := ns.Scan(u); err != nil {
+			panic(err)
+		}
+	}
+	a.User = ns
+	return &a
+}
+
+// BeforeCreate executes before we create any activity entry to ensure the IP address
+// is trimmed down to remove any extraneous data, and the timestamp is set to the current
+// system time and then stored as UTC.
+func (a *Activity) BeforeCreate(_ *gorm.DB) error {
+	a.IP = system.TrimIPSuffix(a.IP)
+	if a.Timestamp.IsZero() {
+		a.Timestamp = time.Now()
+	}
+	a.Timestamp = a.Timestamp.UTC()
+	if a.Metadata == nil {
+		a.Metadata = ActivityMeta{}
+	}
+	return nil
+}

internal/models/models.go

@@ -0,0 +1,31 @@
+package models
+
+import (
+	"database/sql"
+	"emperror.dev/errors"
+	"github.com/goccy/go-json"
+)
+
+type JsonNullString struct {
+	sql.NullString
+}
+
+func (v JsonNullString) MarshalJSON() ([]byte, error) {
+	if v.Valid {
+		return json.Marshal(v.String)
+	} else {
+		return json.Marshal(nil)
+	}
+}
+
+func (v *JsonNullString) UnmarshalJSON(data []byte) error {
+	var s *string
+	if err := json.Unmarshal(data, &s); err != nil {
+		return errors.WithStack(err)
+	}
+	if s != nil {
+		v.String = *s
+	}
+	v.Valid = s != nil
+	return nil
+}

parser/parser.go

@@ -15,7 +15,7 @@ import (
 	"github.com/icza/dyno"
 	"github.com/magiconair/properties"
 	"gopkg.in/ini.v1"
-	"gopkg.in/yaml.v2"
+	"gopkg.in/yaml.v3"
 
 	"github.com/pterodactyl/wings/config"
 )

remote/http.go

@@ -4,6 +4,7 @@ import (
 	"bytes"
 	"context"
 	"fmt"
+	"github.com/pterodactyl/wings/internal/models"
 	"io"
 	"net/http"
 	"strconv"
@@ -30,6 +31,7 @@ type Client interface {
 	SetInstallationStatus(ctx context.Context, uuid string, successful bool) error
 	SetTransferStatus(ctx context.Context, uuid string, successful bool) error
 	ValidateSftpCredentials(ctx context.Context, request SftpAuthRequest) (SftpAuthResponse, error)
+	SendActivityLogs(ctx context.Context, activity []models.Activity) error
 }
 
 type client struct {
@@ -128,10 +130,19 @@ func (c *client) requestOnce(ctx context.Context, method, path string, body io.R
 // and adds the required authentication headers to the request that is being
 // created. Errors returned will be of the RequestError type if there was some
 // type of response from the API that can be parsed.
-func (c *client) request(ctx context.Context, method, path string, body io.Reader, opts ...func(r *http.Request)) (*Response, error) {
+func (c *client) request(ctx context.Context, method, path string, body *bytes.Buffer, opts ...func(r *http.Request)) (*Response, error) {
 	var res *Response
 	err := backoff.Retry(func() error {
-		r, err := c.requestOnce(ctx, method, path, body, opts...)
+		var b bytes.Buffer
+		if body != nil {
+			// We have to create a copy of the body, otherwise attempting this request again will
+			// send no data if there was initially a body since the "requestOnce" method will read
+			// the whole buffer, thus leaving it empty at the end.
+			if _, err := b.Write(body.Bytes()); err != nil {
+				return backoff.Permanent(errors.Wrap(err, "http: failed to copy body buffer"))
+			}
+		}
+		r, err := c.requestOnce(ctx, method, path, &b, opts...)
 		if err != nil {
 			if errors.Is(err, context.Canceled) || errors.Is(err, context.DeadlineExceeded) {
 				return backoff.Permanent(err)

remote/servers.go

@@ -3,6 +3,7 @@ package remote
 import (
 	"context"
 	"fmt"
+	"github.com/pterodactyl/wings/internal/models"
 	"strconv"
 	"sync"
 
@@ -178,6 +179,16 @@ func (c *client) SendRestorationStatus(ctx context.Context, backup string, succe
 	return nil
 }
 
+// SendActivityLogs sends activity logs back to the Panel for processing.
+func (c *client) SendActivityLogs(ctx context.Context, activity []models.Activity) error {
+	resp, err := c.Post(ctx, "/activity", d{"data": activity})
+	if err != nil {
+		return errors.WithStackIf(err)
+	}
+	_ = resp.Body.Close()
+	return nil
+}
+
 // getServersPaged returns a subset of servers from the Panel API using the
 // pagination query parameters.
 func (c *client) getServersPaged(ctx context.Context, page, limit int) ([]RawServerData, Pagination, error) {

remote/types.go

@@ -2,11 +2,10 @@ package remote
 
 import (
 	"bytes"
-	"regexp"
-	"strings"
-
 	"github.com/apex/log"
 	"github.com/goccy/go-json"
+	"regexp"
+	"strings"
 
 	"github.com/pterodactyl/wings/parser"
 )
@@ -87,6 +86,7 @@ type SftpAuthRequest struct {
 // user for the SFTP subsystem.
 type SftpAuthResponse struct {
 	Server      string   `json:"server"`
+	User        string   `json:"user"`
 	Permissions []string `json:"permissions"`
 }
 

router/router_server.go

@@ -180,7 +180,7 @@ func postServerReinstall(c *gin.Context) {
 	c.Status(http.StatusAccepted)
 }
 
-// Deletes a server from the wings daemon and dissociate it's objects.
+// Deletes a server from the wings daemon and dissociate its objects.
 func deleteServer(c *gin.Context) {
 	s := middleware.ExtractServer(c)
 

router/router_server_files.go

@@ -3,6 +3,7 @@ package router
 import (
 	"bufio"
 	"context"
+	"github.com/pterodactyl/wings/internal/models"
 	"io"
 	"mime/multipart"
 	"net/http"
@@ -600,6 +601,11 @@ func postServerUploadFiles(c *gin.Context) {
 		if err := handleFileUpload(p, s, header); err != nil {
 			NewServerError(err, s).Abort(c)
 			return
+		} else {
+			s.SaveActivity(s.NewRequestActivity(token.UserUuid, c.Request.RemoteAddr), server.ActivityFileUploaded, models.ActivityMeta{
+				"file":      header.Filename,
+				"directory": filepath.Clean(directory),
+			})
 		}
 	}
 }
@@ -617,6 +623,5 @@ func handleFileUpload(p string, s *server.Server, header *multipart.FileHeader)
 	if err := s.Filesystem().Writefile(p, file); err != nil {
 		return err
 	}
-
 	return nil
 }

router/tokens/upload.go

@@ -8,6 +8,7 @@ type UploadPayload struct {
 	jwt.Payload
 
 	ServerUuid string `json:"server_uuid"`
+	UserUuid   string `json:"user_uuid"`
 	UniqueId   string `json:"unique_id"`
 }
 

router/tokens/websocket.go

@@ -7,7 +7,6 @@ import (
 
 	"github.com/apex/log"
 	"github.com/gbrlsnchs/jwt/v3"
-	"github.com/goccy/go-json"
 )
 
 // The time at which Wings was booted. No JWT's created before this time are allowed to
@@ -35,13 +34,13 @@ func DenyJTI(jti string) {
 	denylist.Store(jti, time.Now())
 }
 
-// A JWT payload for Websocket connections. This JWT is passed along to the Websocket after
-// it has been connected to by sending an "auth" event.
+// WebsocketPayload defines the JWT payload for a websocket connection. This JWT is passed along to
+// the websocket after it has been connected to by sending an "auth" event.
 type WebsocketPayload struct {
 	jwt.Payload
 	sync.RWMutex
 
-	UserID      json.Number `json:"user_id"`
+	UserUUID    string   `json:"user_uuid"`
 	ServerUUID  string   `json:"server_uuid"`
 	Permissions []string `json:"permissions"`
 }

router/websocket/websocket.go

@@ -3,6 +3,7 @@ package websocket
 import (
 	"context"
 	"fmt"
+	"github.com/pterodactyl/wings/internal/models"
 	"net/http"
 	"strings"
 	"sync"
@@ -40,6 +41,7 @@ type Handler struct {
 	Connection   *websocket.Conn `json:"-"`
 	jwt          *tokens.WebsocketPayload
 	server       *server.Server
+	ra           server.RequestActivity
 	uuid         uuid.UUID
 }
 
@@ -109,6 +111,7 @@ func GetHandler(s *server.Server, w http.ResponseWriter, r *http.Request) (*Hand
 		Connection: conn,
 		jwt:        nil,
 		server:     s,
+		ra:         s.NewRequestActivity("", r.RemoteAddr),
 		uuid:       u,
 	}, nil
 }
@@ -264,6 +267,7 @@ func (h *Handler) GetJwt() *tokens.WebsocketPayload {
 // setJwt sets the JWT for the websocket in a race-safe manner.
 func (h *Handler) setJwt(token *tokens.WebsocketPayload) {
 	h.Lock()
+	h.ra = h.ra.SetUser(token.UserUUID)
 	h.jwt = token
 	h.Unlock()
 }
@@ -365,6 +369,10 @@ func (h *Handler) HandleInbound(ctx context.Context, m Message) error {
 				return nil
 			}
 
+			if err == nil {
+				h.server.SaveActivity(h.ra, models.Event(server.ActivityPowerPrefix+action), nil)
+			}
+
 			return err
 		}
 	case SendServerLogsEvent:
@@ -421,7 +429,13 @@ func (h *Handler) HandleInbound(ctx context.Context, m Message) error {
 				}
 			}
 
-			return h.server.Environment.SendCommand(strings.Join(m.Args, ""))
+			if err := h.server.Environment.SendCommand(strings.Join(m.Args, "")); err != nil {
+				return err
+			}
+			h.server.SaveActivity(h.ra, server.ActivityConsoleCommand, models.ActivityMeta{
+				"command": strings.Join(m.Args, ""),
+			})
+			return nil
 		}
 	}
 

rpm/ptero-wings.spec

@@ -1,5 +1,5 @@
 Name:       ptero-wings
-Version:    1.5.3
+Version:    1.7.0
 Release:    1%{?dist}
 Summary:    The server control plane for Pterodactyl Panel. Written from the ground-up with security, speed, and stability in mind.
 BuildArch:  x86_64
@@ -91,6 +91,9 @@ rm -rf /var/log/pterodactyl
 wings --version
 
 %changelog
+* Wed Sep 14 2022 Chance Callahan <ccallaha@redhat.com> - 1.7.0-1
+- Updating specfile to match stable release.
+
 * Wed Oct 27 2021 Capitol Hosting Solutions Systems Engineering <syseng@chs.gg> - 1.5.3-1
 - specfile by Capitol Hosting Solutions, Upstream by Pterodactyl
 - Rebased for https://github.com/pterodactyl/wings/releases/tag/v1.5.3

server/activity.go

@@ -0,0 +1,64 @@
+package server
+
+import (
+	"context"
+	"emperror.dev/errors"
+	"github.com/pterodactyl/wings/internal/database"
+	"github.com/pterodactyl/wings/internal/models"
+	"time"
+)
+
+const ActivityPowerPrefix = "server:power."
+
+const (
+	ActivityConsoleCommand      = models.Event("server:console.command")
+	ActivitySftpWrite           = models.Event("server:sftp.write")
+	ActivitySftpCreate          = models.Event("server:sftp.create")
+	ActivitySftpCreateDirectory = models.Event("server:sftp.create-directory")
+	ActivitySftpRename          = models.Event("server:sftp.rename")
+	ActivitySftpDelete          = models.Event("server:sftp.delete")
+	ActivityFileUploaded        = models.Event("server:file.uploaded")
+)
+
+// RequestActivity is a wrapper around a LoggedEvent that is able to track additional request
+// specific metadata including the specific user and IP address associated with all subsequent
+// events. The internal logged event structure can be extracted by calling RequestEvent.Event().
+type RequestActivity struct {
+	server string
+	user   string
+	ip     string
+}
+
+// Event returns the underlying logged event from the RequestEvent instance and sets the
+// specific event and metadata on it.
+func (ra RequestActivity) Event(event models.Event, metadata models.ActivityMeta) *models.Activity {
+	a := models.Activity{Server: ra.server, IP: ra.ip, Event: event, Metadata: metadata}
+
+	return a.SetUser(ra.user)
+}
+
+// SetUser clones the RequestActivity struct and sets a new user value on the copy
+// before returning it.
+func (ra RequestActivity) SetUser(u string) RequestActivity {
+	c := ra
+	c.user = u
+	return c
+}
+
+func (s *Server) NewRequestActivity(user string, ip string) RequestActivity {
+	return RequestActivity{server: s.ID(), user: user, ip: ip}
+}
+
+// SaveActivity saves an activity entry to the database in a background routine. If an error is
+// encountered it is logged but not returned to the caller.
+func (s *Server) SaveActivity(a RequestActivity, event models.Event, metadata models.ActivityMeta) {
+	ctx, cancel := context.WithTimeout(s.Context(), time.Second*3)
+	go func() {
+		defer cancel()
+		if tx := database.Instance().WithContext(ctx).Create(a.Event(event, metadata)); tx.Error != nil {
+			s.Log().WithField("error", errors.WithStack(tx.Error)).
+				WithField("event", event).
+				Error("activity: failed to save event")
+		}
+	}()
+}

server/configuration.go

@@ -16,6 +16,11 @@ type EggConfiguration struct {
 	FileDenylist []string `json:"file_denylist"`
 }
 
+type ConfigurationMeta struct {
+	Name        string `json:"name"`
+	Description string `json:"description"`
+}
+
 type Configuration struct {
 	mu sync.RWMutex
 
@@ -24,6 +29,8 @@ type Configuration struct {
 	// docker containers as well as in log output.
 	Uuid string `json:"uuid"`
 
+	Meta ConfigurationMeta `json:"meta"`
+
 	// Whether or not the server is in a suspended state. Suspended servers cannot
 	// be started or modified except in certain scenarios by an admin user.
 	Suspended bool `json:"suspended"`

server/filesystem/archive.go

@@ -62,8 +62,21 @@ func (a *Archive) Create(dst string) error {
 		writer = f
 	}
 
+	// The default compression level is BestSpeed
+	var cl = pgzip.BestSpeed
+
+	// Choose which compression level to use based on the compression_level configuration option
+	switch config.Get().System.Backups.CompressionLevel {
+	case "none":
+		cl = pgzip.NoCompression
+	case "best_speed":
+		cl = pgzip.BestSpeed
+	case "best_compression":
+		cl = pgzip.BestCompression
+	}
+
 	// Create a new gzip writer around the file.
-	gw, _ := pgzip.NewWriterLevel(writer, pgzip.BestSpeed)
+	gw, _ := pgzip.NewWriterLevel(writer, cl)
 	_ = gw.SetConcurrency(1<<20, 1)
 	defer gw.Close()
 
@@ -148,7 +161,7 @@ func (a *Archive) withFilesCallback(tw *tar.Writer) func(path string, de *godirw
 // Adds a given file path to the final archive being created.
 func (a *Archive) addToArchive(p string, rp string, w *tar.Writer) error {
 	// Lstat the file, this will give us the same information as Stat except that it will not
-	// follow a symlink to it's target automatically. This is important to avoid including
+	// follow a symlink to its target automatically. This is important to avoid including
 	// files that exist outside the server root unintentionally in the backup.
 	s, err := os.Lstat(p)
 	if err != nil {

server/filesystem/disk_space.go

@@ -71,7 +71,7 @@ func (fs *Filesystem) HasSpaceAvailable(allowStaleValue bool) bool {
 	// If space is -1 or 0 just return true, means they're allowed unlimited.
 	//
 	// Technically we could skip disk space calculation because we don't need to check if the
-	// server exceeds it's limit but because this method caches the disk usage it would be best
+	// server exceeds its limit but because this method caches the disk usage it would be best
 	// to calculate the disk usage and always return true.
 	if fs.MaxDisk() == 0 {
 		return true

server/manager.go

@@ -52,6 +52,24 @@ func (m *Manager) Client() remote.Client {
 	return m.client
 }
 
+// Len returns the count of servers stored in the manager instance.
+func (m *Manager) Len() int {
+	m.mu.RLock()
+	defer m.mu.RUnlock()
+	return len(m.servers)
+}
+
+// Keys returns all of the server UUIDs stored in the manager set.
+func (m *Manager) Keys() []string {
+	m.mu.RLock()
+	defer m.mu.RUnlock()
+	keys := make([]string, len(m.servers))
+	for i, s := range m.servers {
+		keys[i] = s.ID()
+	}
+	return keys
+}
+
 // Put replaces all the current values in the collection with the value that
 // is passed through.
 func (m *Manager) Put(s []*Server) {

sftp/event.go

@@ -0,0 +1,58 @@
+package sftp
+
+import (
+	"emperror.dev/errors"
+	"github.com/apex/log"
+	"github.com/pterodactyl/wings/internal/database"
+	"github.com/pterodactyl/wings/internal/models"
+)
+
+type eventHandler struct {
+	ip     string
+	user   string
+	server string
+}
+
+type FileAction struct {
+	// Entity is the targeted file or directory (depending on the event) that the action
+	// is being performed _against_, such as "/foo/test.txt". This will always be the full
+	// path to the element.
+	Entity string
+	// Target is an optional (often blank) field that only has a value in it when the event
+	// is specifically modifying the entity, such as a rename or move event. In that case
+	// the Target field will be the final value, such as "/bar/new.txt"
+	Target string
+}
+
+// Log parses a SFTP specific file activity event and then passes it off to be stored
+// in the normal activity database.
+func (eh *eventHandler) Log(e models.Event, fa FileAction) error {
+	metadata := map[string]interface{}{
+		"files": []string{fa.Entity},
+	}
+	if fa.Target != "" {
+		metadata["files"] = []map[string]string{
+			{"from": fa.Entity, "to": fa.Target},
+		}
+	}
+
+	a := models.Activity{
+		Server:   eh.server,
+		Event:    e,
+		Metadata: metadata,
+		IP:       eh.ip,
+	}
+
+	if tx := database.Instance().Create(a.SetUser(eh.user)); tx.Error != nil {
+		return errors.WithStack(tx.Error)
+	}
+	return nil
+}
+
+// MustLog is a wrapper around log that will trigger a fatal error and exit the application
+// if an error is encountered during the logging of the event.
+func (eh *eventHandler) MustLog(e models.Event, fa FileAction) {
+	if err := eh.Log(e, fa); err != nil {
+		log.WithField("error", errors.WithStack(err)).WithField("event", e).Error("sftp: failed to log event")
+	}
+}

sftp/handler.go

@@ -28,31 +28,39 @@ const (
 
 type Handler struct {
 	mu          sync.Mutex
-
-	permissions []string
 	server      *server.Server
 	fs          *filesystem.Filesystem
+	events      *eventHandler
+	permissions []string
 	logger      *log.Entry
 	ro          bool
 }
 
-// Returns a new connection handler for the SFTP server. This allows a given user
+// NewHandler returns a new connection handler for the SFTP server. This allows a given user
 // to access the underlying filesystem.
-func NewHandler(sc *ssh.ServerConn, srv *server.Server) *Handler {
+func NewHandler(sc *ssh.ServerConn, srv *server.Server) (*Handler, error) {
+	uuid, ok := sc.Permissions.Extensions["user"]
+	if !ok {
+		return nil, errors.New("sftp: mismatched Wings and Panel versions — Panel 1.10 is required for this version of Wings.")
+	}
+
+	events := eventHandler{
+		ip:     sc.RemoteAddr().String(),
+		user:   uuid,
+		server: srv.ID(),
+	}
+
 	return &Handler{
 		permissions: strings.Split(sc.Permissions.Extensions["permissions"], ","),
 		server:      srv,
 		fs:          srv.Filesystem(),
+		events:      &events,
 		ro:          config.Get().System.Sftp.ReadOnly,
-		logger: log.WithFields(log.Fields{
-			"subsystem": "sftp",
-			"username":  sc.User(),
-			"ip":        sc.RemoteAddr(),
-		}),
-	}
+		logger:      log.WithFields(log.Fields{"subsystem": "sftp", "user": uuid, "ip": sc.RemoteAddr()}),
+	}, nil
 }
 
-// Returns the sftp.Handlers for this struct.
+// Handlers returns the sftp.Handlers for this struct.
 func (h *Handler) Handlers() sftp.Handlers {
 	return sftp.Handlers{
 		FileGet:  h,
@@ -121,7 +129,12 @@ func (h *Handler) Filewrite(request *sftp.Request) (io.WriterAt, error) {
 	}
 	// Chown may or may not have been called in the touch function, so always do
 	// it at this point to avoid the file being improperly owned.
-	_ = h.server.Filesystem().Chown(request.Filepath)
+	_ = h.fs.Chown(request.Filepath)
+	event := server.ActivitySftpWrite
+	if permission == PermissionFileCreate {
+		event = server.ActivitySftpCreate
+	}
+	h.events.MustLog(event, FileAction{Entity: request.Filepath})
 	return f, nil
 }
 
@@ -172,6 +185,7 @@ func (h *Handler) Filecmd(request *sftp.Request) error {
 			l.WithField("error", err).Error("failed to rename file")
 			return sftp.ErrSSHFxFailure
 		}
+		h.events.MustLog(server.ActivitySftpRename, FileAction{Entity: request.Filepath, Target: request.Target})
 		break
 	// Handle deletion of a directory. This will properly delete all of the files and
 	// folders within that directory if it is not already empty (unlike a lot of SFTP
@@ -180,10 +194,12 @@ func (h *Handler) Filecmd(request *sftp.Request) error {
 		if !h.can(PermissionFileDelete) {
 			return sftp.ErrSSHFxPermissionDenied
 		}
-		if err := h.fs.Delete(request.Filepath); err != nil {
+		p := filepath.Clean(request.Filepath)
+		if err := h.fs.Delete(p); err != nil {
 			l.WithField("error", err).Error("failed to remove directory")
 			return sftp.ErrSSHFxFailure
 		}
+		h.events.MustLog(server.ActivitySftpDelete, FileAction{Entity: request.Filepath})
 		return sftp.ErrSSHFxOk
 	// Handle requests to create a new Directory.
 	case "Mkdir":
@@ -191,11 +207,12 @@ func (h *Handler) Filecmd(request *sftp.Request) error {
 			return sftp.ErrSSHFxPermissionDenied
 		}
 		name := strings.Split(filepath.Clean(request.Filepath), "/")
-		err := h.fs.CreateDirectory(name[len(name)-1], strings.Join(name[0:len(name)-1], "/"))
-		if err != nil {
+		p := strings.Join(name[0:len(name)-1], "/")
+		if err := h.fs.CreateDirectory(name[len(name)-1], p); err != nil {
 			l.WithField("error", err).Error("failed to create directory")
 			return sftp.ErrSSHFxFailure
 		}
+		h.events.MustLog(server.ActivitySftpCreateDirectory, FileAction{Entity: request.Filepath})
 		break
 	// Support creating symlinks between files. The source and target must resolve within
 	// the server home directory.
@@ -228,6 +245,7 @@ func (h *Handler) Filecmd(request *sftp.Request) error {
 			l.WithField("error", err).Error("failed to remove a file")
 			return sftp.ErrSSHFxFailure
 		}
+		h.events.MustLog(server.ActivitySftpDelete, FileAction{Entity: request.Filepath})
 		return sftp.ErrSSHFxOk
 	default:
 		return sftp.ErrSSHFxOpUnsupported
@@ -287,7 +305,6 @@ func (h *Handler) can(permission string) bool {
 	if h.server.IsSuspended() {
 		return false
 	}
-
 	for _, p := range h.permissions {
 		// If we match the permission specifically, or the user has been granted the "*"
 		// permission because they're an admin, let them through.

sftp/server.go

@@ -91,19 +91,21 @@ func (c *SFTPServer) Run() error {
 		if conn, _ := listener.Accept(); conn != nil {
 			go func(conn net.Conn) {
 				defer conn.Close()
-				c.AcceptInbound(conn, conf)
+				if err := c.AcceptInbound(conn, conf); err != nil {
+					log.WithField("error", err).Error("sftp: failed to accept inbound connection")
+				}
 			}(conn)
 		}
 	}
 }
 
-// Handles an inbound connection to the instance and determines if we should serve the
-// request or not.
-func (c *SFTPServer) AcceptInbound(conn net.Conn, config *ssh.ServerConfig) {
+// AcceptInbound handles an inbound connection to the instance and determines if we should
+// serve the request or not.
+func (c *SFTPServer) AcceptInbound(conn net.Conn, config *ssh.ServerConfig) error {
 	// Before beginning a handshake must be performed on the incoming net.Conn
 	sconn, chans, reqs, err := ssh.NewServerConn(conn, config)
 	if err != nil {
-		return
+		return errors.WithStack(err)
 	}
 	defer sconn.Close()
 	go ssh.DiscardRequests(reqs)
@@ -149,11 +151,17 @@ func (c *SFTPServer) AcceptInbound(conn net.Conn, config *ssh.ServerConfig) {
 
 		// Spin up a SFTP server instance for the authenticated user's server allowing
 		// them access to the underlying filesystem.
-		handler := sftp.NewRequestServer(channel, NewHandler(sconn, srv).Handlers())
-		if err := handler.Serve(); err == io.EOF {
-			handler.Close()
+		handler, err := NewHandler(sconn, srv)
+		if err != nil {
+			return errors.WithStackIf(err)
+		}
+		rs := sftp.NewRequestServer(channel, handler.Handlers())
+		if err := rs.Serve(); err == io.EOF {
+			_ = rs.Close()
 		}
 	}
+
+	return nil
 }
 
 // Generates a new ED25519 private key that is used for host authentication when
@@ -213,8 +221,9 @@ func (c *SFTPServer) makeCredentialsRequest(conn ssh.ConnMetadata, t remote.Sftp
 	logger.WithField("server", resp.Server).Debug("credentials validated and matched to server instance")
 	permissions := ssh.Permissions{
 		Extensions: map[string]string{
+			"ip":          conn.RemoteAddr().String(),
 			"uuid":        resp.Server,
-			"user":        conn.User(),
+			"user":        resp.User,
 			"permissions": strings.Join(resp.Permissions, ","),
 		},
 	}

system/sink_pool.go

@@ -23,7 +23,7 @@ type SinkPool struct {
 }
 
 // NewSinkPool returns a new empty SinkPool. A sink pool generally lives with a
-// server instance for it's full lifetime.
+// server instance for its full lifetime.
 func NewSinkPool() *SinkPool {
 	return &SinkPool{}
 }

system/strings.go

@@ -0,0 +1,29 @@
+package system
+
+import (
+	"math/rand"
+	"regexp"
+	"strings"
+)
+
+var ipTrimRegex = regexp.MustCompile(`(:\d*)?$`)
+
+const characters = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ1234567890"
+
+// RandomString generates a random string of alpha-numeric characters using a
+// pseudo-random number generator. The output of this function IS NOT cryptographically
+// secure, it is used solely for generating random strings outside a security context.
+func RandomString(n int) string {
+	var b strings.Builder
+	b.Grow(n)
+	for i := 0; i < n; i++ {
+		b.WriteByte(characters[rand.Intn(len(characters))])
+	}
+	return b.String()
+}
+
+// TrimIPSuffix removes the internal port value from an IP address to ensure we're only
+// ever working directly with the IP address.
+func TrimIPSuffix(s string) string {
+	return ipTrimRegex.ReplaceAllString(s, "")
+}

wings.go

@@ -2,8 +2,16 @@ package main
 
 import (
 	"github.com/pterodactyl/wings/cmd"
+	"math/rand"
+	"time"
 )
 
 func main() {
+	// Since we make use of the math/rand package in the code, especially for generating
+	// non-cryptographically secure random strings we need to seed the RNG. Just make use
+	// of the current time for this.
+	rand.Seed(time.Now().UnixNano())
+
+	// Execute the main binary code.
 	cmd.Execute()
 }