f359aea2fa
* add listen addr option * Add listen address option to pprof * There is configuration * code styling
53 lines
892 B
Go
53 lines
892 B
Go
package pprof
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import (
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"net"
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"sync"
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"github.com/coredns/coredns/middleware"
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"github.com/mholt/caddy"
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)
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const defaultAddr = "localhost:6053"
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func init() {
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caddy.RegisterPlugin("pprof", caddy.Plugin{
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ServerType: "dns",
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Action: setup,
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})
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}
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func setup(c *caddy.Controller) error {
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found := false
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h := &handler{addr: defaultAddr}
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for c.Next() {
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if found {
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return middleware.Error("pprof", c.Err("pprof can only be specified once"))
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}
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args := c.RemainingArgs()
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if len(args) == 1 {
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h.addr = args[0]
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_, _, e := net.SplitHostPort(h.addr)
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if e != nil {
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return e
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}
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}
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if len(args) > 1 {
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return middleware.Error("pprof", c.ArgErr())
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}
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if c.NextBlock() {
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return middleware.Error("pprof", c.ArgErr())
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}
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found = true
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}
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pprofOnce.Do(func() {
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c.OnStartup(h.Startup)
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c.OnShutdown(h.Shutdown)
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})
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return nil
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}
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var pprofOnce sync.Once
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