usdt

package

v0.0.2 Latest Latest Go to latest Published: Apr 23, 2021 License: MIT Imports: 6 Imported by: 0

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type Context struct {
	Pid int
	// contains filtered or unexported fields
}

Context is the attached usdt context for a particular pid

func NewContext(pid int) (*Context, error)

NewContext returns a new usdt context for a given pid. The supplied code and cflags will be used to compile the module in CompileModule

func (c *Context) AddUSDTArguments(originalCode string) (string, error)

AddUSDTArguments augments the originalCode with USDT arguments needed to allow the probes to compile

func (c *Context) AttachUprobes(module *bcc.Module) error

AttachUprobes attaches uprobes corresponding to enabled USDT probes The module given must be the module containing the enabled probes

func (c *Context) Close()

Close closes a Context. After this it cannot be used.

func (c *Context) EnableProbe(probe, fnName string) error

EnableProbe enables a probe