41 lines
1.3 KiB
Go
41 lines
1.3 KiB
Go
// ps provides an API for finding and listing processes in a platform-agnostic
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// way.
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//
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// NOTE: If you're reading these docs online via GoDocs or some other system,
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// you might only see the Unix docs. This project makes heavy use of
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// platform-specific implementations. We recommend reading the source if you
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// are interested.
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package ps
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// Process is the generic interface that is implemented on every platform
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// and provides common operations for processes.
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type Process interface {
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// Pid is the process ID for this process.
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Pid() int
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// PPid is the parent process ID for this process.
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PPid() int
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// Executable name running this process. This is not a path to the
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// executable.
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Executable() string
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}
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// Processes returns all processes.
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//
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// This of course will be a point-in-time snapshot of when this method was
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// called. Some operating systems don't provide snapshot capability of the
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// process table, in which case the process table returned might contain
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// ephemeral entities that happened to be running when this was called.
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func Processes() ([]Process, error) {
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return processes()
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}
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// FindProcess looks up a single process by pid.
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//
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// Process will be nil and error will be nil if a matching process is
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// not found.
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func FindProcess(pid int) (Process, error) {
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return findProcess(pid)
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}
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