75 lines
2.1 KiB
Go
75 lines
2.1 KiB
Go
package server
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import (
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"github.com/apex/log"
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"github.com/pterodactyl/wings/config"
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"github.com/pterodactyl/wings/environment"
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"path/filepath"
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"strings"
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)
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// To avoid confusion when working with mounts, assume that a server.Mount has not been properly
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// cleaned up and had the paths set. An environment.Mount should only be returned with valid paths
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// that have been checked.
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type Mount environment.Mount
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// Returns the default container mounts for the server instance. This includes the data directory
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// for the server. Previously this would also mount in host timezone files, however we've moved from
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// that approach to just setting `TZ=Timezone` environment values in containers which should work
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// in most scenarios.
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func (s *Server) Mounts() []environment.Mount {
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m := []environment.Mount{
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{
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Default: true,
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Target: "/home/container",
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Source: s.Filesystem().Path(),
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ReadOnly: false,
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},
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}
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// Also include any of this server's custom mounts when returning them.
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return append(m, s.customMounts()...)
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}
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// Returns the custom mounts for a given server after verifying that they are within a list of
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// allowed mount points for the node.
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func (s *Server) customMounts() []environment.Mount {
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var mounts []environment.Mount
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// TODO: probably need to handle things trying to mount directories that do not exist.
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for _, m := range s.Config().Mounts {
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source := filepath.Clean(m.Source)
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target := filepath.Clean(m.Target)
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logger := s.Log().WithFields(log.Fields{
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"source_path": source,
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"target_path": target,
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"read_only": m.ReadOnly,
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})
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mounted := false
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for _, allowed := range config.Get().AllowedMounts {
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// Check if the source path is included in the allowed mounts list.
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// filepath.Clean will strip all trailing slashes (unless the path is a root directory).
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if !strings.HasPrefix(source, filepath.Clean(allowed)) {
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continue
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}
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mounted = true
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mounts = append(mounts, environment.Mount{
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Source: source,
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Target: target,
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ReadOnly: m.ReadOnly,
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})
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break
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}
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if !mounted {
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logger.Warn("skipping custom server mount, not in list of allowed mount points")
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}
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}
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return mounts
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}
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