f8bba51f84
* Update Caddy to 1.0.1, and update import path This fix updates caddy to 1.0.1 and also updates the import path to github.com/caddyserver/caddy This fix fixes 2959 Signed-off-by: Yong Tang <yong.tang.github@outlook.com> * Also update plugin.cfg Signed-off-by: Yong Tang <yong.tang.github@outlook.com> * Update and bump zplugin.go Signed-off-by: Yong Tang <yong.tang.github@outlook.com>
78 lines
1.5 KiB
Go
78 lines
1.5 KiB
Go
package ready
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import (
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"net"
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"github.com/coredns/coredns/core/dnsserver"
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"github.com/coredns/coredns/plugin"
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"github.com/caddyserver/caddy"
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)
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func init() {
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caddy.RegisterPlugin("ready", 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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addr, err := parse(c)
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if err != nil {
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return plugin.Error("ready", err)
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}
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rd := &ready{Addr: addr}
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uniqAddr.Set(addr, rd.onStartup)
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c.OnStartup(func() error { uniqAddr.Set(addr, rd.onStartup); return nil })
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c.OnRestartFailed(func() error { uniqAddr.Set(addr, rd.onStartup); return nil })
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c.OnStartup(func() error { return uniqAddr.ForEach() })
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c.OnRestartFailed(func() error { return uniqAddr.ForEach() })
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c.OnStartup(func() error {
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for _, p := range dnsserver.GetConfig(c).Handlers() {
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if r, ok := p.(Readiness); ok {
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plugins.Append(r, p.Name())
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}
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}
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return nil
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})
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c.OnRestartFailed(func() error {
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for _, p := range dnsserver.GetConfig(c).Handlers() {
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if r, ok := p.(Readiness); ok {
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plugins.Append(r, p.Name())
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}
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}
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return nil
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})
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c.OnRestart(rd.onFinalShutdown)
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c.OnFinalShutdown(rd.onFinalShutdown)
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return nil
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}
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func parse(c *caddy.Controller) (string, error) {
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addr := ":8181"
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i := 0
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for c.Next() {
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if i > 0 {
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return "", plugin.ErrOnce
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}
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i++
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args := c.RemainingArgs()
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switch len(args) {
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case 0:
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case 1:
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addr = args[0]
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if _, _, e := net.SplitHostPort(addr); e != nil {
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return "", e
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}
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default:
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return "", c.ArgErr()
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}
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}
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return addr, nil
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}
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