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31 lines
1.0 KiB
Go
31 lines
1.0 KiB
Go
package server
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import "context"
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// sessionAgent abstracts the per-platform manager that spawns and tracks
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// the user-session VNC agent. Resolve returns the agent's Unix-socket
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// path, the shared per-spawn token, and the uid the agent was spawned
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// under (used to validate peer credentials before the daemon hands the
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// token to whoever is on the other end of the socket). Resolve may spawn
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// the agent lazily.
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type sessionAgent interface {
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Resolve(ctx context.Context) (socketPath, token string, peerUID uint32, err error)
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}
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// stopServiceAgent tears down the shared manager, if one was ever built, and
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// latches the server so a still-draining accept loop cannot build another.
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// Owned by Stop rather than by an accept loop: the loops share the manager, so
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// the first one to exit must not take it away from the others.
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func (s *Server) stopServiceAgent() {
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s.serviceAgentMu.Lock()
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stop := s.serviceAgentStop
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s.serviceAgentStop = nil
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s.serviceAgentMgr = nil
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s.serviceAgentStopped = true
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s.serviceAgentMu.Unlock()
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if stop != nil {
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stop()
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}
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}
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