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plugin/forward: Split setup to reuse it from external plugins (#2034)

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This commit is contained in:
Eugen Kleiner 2018-08-16 00:24:47 +03:00 • committed by Yong Tang
parent 81d0949159
commit b87ed01bb2
1 changed files with 69 additions and 56 deletions
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27
plugin/forward/setup.go
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@ -13,6 +13,7 @@ import (
pkgtls "github.com/coredns/coredns/plugin/pkg/tls"
"github.com/mholt/caddy"
"github.com/mholt/caddy/caddyfile"
)
func init() {
@ -70,16 +71,29 @@ func (f *Forward) OnShutdown() error {
func (f *Forward) Close() { f.OnShutdown() }
func parseForward(c *caddy.Controller) (*Forward, error) {
f := New()
protocols := map[int]int{}
i := 0
var (
f *Forward
err error
i int
)
for c.Next() {
if i > 0 {
return nil, plugin.ErrOnce
}
i++
f, err = ParseForwardStanza(&c.Dispenser)
if err != nil {
return nil, err
}
}
return f, nil
}
// ParseForwardStanza parses one forward stanza
func ParseForwardStanza(c *caddyfile.Dispenser) (*Forward, error) {
f := New()
protocols := map[int]int{}
if !c.Args(&f.from) {
return f, c.ArgErr()
@ -133,7 +147,6 @@ func parseForward(c *caddy.Controller) (*Forward, error) {
return f, err
}
}
}
if f.tlsServerName != "" {
f.tlsConfig.ServerName = f.tlsServerName
@ -148,7 +161,7 @@ func parseForward(c *caddy.Controller) (*Forward, error) {
return f, nil
}
func parseBlock(c *caddy.Controller, f *Forward) error {
func parseBlock(c *caddyfile.Dispenser, f *Forward) error {
switch c.Val() {
case "except":
ignore := c.RemainingArgs()