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Add liveReloadPort flag to server

This makes live reloading behind a HTTPS proxy working, as in the example below using the service from https://ngrok.com:

```
hugo server -b https://ba6sdfe72.ngrok.io --appendPort=false --liveReloadPort=443 --navigateToChanged
```

Fixes #3882
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bep committed Sep 23, 2017
1 parent c31e083 commit b180477631555824a06293053e2b6e63c5f07361
Showing with 8 additions and 1 deletion.
  1. +7 −0 commands/server.go
  2. +1 −1 hugolib/site.go
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@@ -38,6 +38,7 @@ var (
serverAppend bool
serverInterface string
serverPort int
liveReloadPort int
serverWatch bool
noHTTPCache bool
)
@@ -85,6 +86,7 @@ func init() {
initHugoBuilderFlags(serverCmd)
serverCmd.Flags().IntVarP(&serverPort, "port", "p", 1313, "port on which the server will listen")
serverCmd.Flags().IntVar(&liveReloadPort, "liveReloadPort", -1, "port for live reloading (i.e. 443 in HTTPS proxy situations)")
serverCmd.Flags().StringVarP(&serverInterface, "bind", "", "127.0.0.1", "interface to which the server will bind")
serverCmd.Flags().BoolVarP(&serverWatch, "watch", "w", true, "watch filesystem for changes and recreate as needed")
serverCmd.Flags().BoolVar(&noHTTPCache, "noHTTPCache", false, "prevent HTTP caching")
@@ -144,6 +146,11 @@ func server(cmd *cobra.Command, args []string) error {
}
c.Set("port", serverPort)
if liveReloadPort != -1 {
c.Set("liveReloadPort", liveReloadPort)
} else {
c.Set("liveReloadPort", serverPort)
}
baseURL, err = fixURL(c.Cfg, baseURL)
if err != nil {
View
@@ -1845,7 +1845,7 @@ func (s *Site) renderAndWritePage(name string, dest string, p *PageOutput, layou
}
if s.running() && s.Cfg.GetBool("watch") && !s.Cfg.GetBool("disableLiveReload") {
transformLinks = append(transformLinks, transform.LiveReloadInject(s.Cfg.GetInt("port")))
transformLinks = append(transformLinks, transform.LiveReloadInject(s.Cfg.GetInt("liveReloadPort")))
}
// For performance reasons we only inject the Hugo generator tag on the home page.

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