nixos-router/pkgs/router-webui/templates/network.html

{{define "content"}}
{{with .Data}}
{{$e := .Errors}}
<fieldset>
  <legend>Interfaces</legend>
  <form method="post" action="/interfaces">
    <input type="hidden" name="csrf" value="{{$.CSRF}}">
    <input type="hidden" name="rows" value="{{len .Devices}}">
    <button class="default" tabindex="-1" aria-hidden="true">Save names</button>
    <div class="scroll">
    <table>
      <tr><th>Interface</th><th>MAC address</th><th title="The name Linux gives it: the web UI, the firewall and the logs use it">Name</th><th>Kind</th><th>Used as</th><th></th></tr>
      {{range $i, $d := .Devices}}<tr>
        <td>{{if $d.Kernel}}{{$d.Kernel}}{{else}}{{$d.Name}}{{end}}</td>
        <td>{{if $d.MAC}}<code>{{$d.MAC}}</code>{{end}}</td>
        <td>
          <input type="hidden" name="dev.{{$i}}" value="{{$d.Name}}">
          <input type="hidden" name="mac.{{$i}}" value="{{$d.MAC}}">
          {{if eq $d.Kind "VLAN"}}
          <input type="hidden" name="from.{{$i}}" value="{{$d.Custom}}">
          <input name="name.{{$i}}" value="{{$d.Custom}}" size="12" placeholder="{{$d.Name}}" spellcheck="false" {{if not $d.Role}}disabled{{end}}>
          {{else}}
          <input type="hidden" name="from.{{$i}}" value="{{$d.Name}}">
          <input name="name.{{$i}}" value="{{$d.Name}}" size="12" spellcheck="false" {{if not $d.MAC}}disabled{{end}}>
          {{if and $d.Kernel (ne $d.Kernel $d.Name)}}<span class="hint">after the next reboot</span>{{end}}
          {{end}}
          {{with index $e (printf "name[%d]" $i)}}<span class="field-error">{{.}}</span>{{end}}
        </td>
        <td>{{$d.Kind}}</td><td>{{if $d.Role}}{{$d.Role}}{{else}}<span class="hint">unused</span>{{end}}</td>
        <td>{{if $d.Removable}}<button formaction="/vlan" name="remove" value="{{$d.Name}}" class="link">remove</button>{{end}}</td>
      </tr>{{end}}
    </table>
    </div>
    <p class="hint">A name is what Linux calls the interface: <code>wan</code> or <code>lan</code> instead of <code>enp2s0</code>,
       <code>dmz</code> instead of <code>lan.1002</code>. Cards are found by their MAC address. Linux cannot rename an
       interface that is in use: after you save and apply, the router starts using the new names at its next reboot.
       Clear a name to go back to the default.</p>
    <button>Save names</button>
  </form>
  <form method="post" action="/vlan" class="sub">
    <input type="hidden" name="csrf" value="{{$.CSRF}}">
    <p class="hint">Add a VLAN (a tagged network on one of the interfaces); it is then offered below.</p>
    <label>On <select name="parent">{{range .Devices}}{{if eq .Kind "physical"}}<option value="{{.Name}}">{{.Name}}</option>{{end}}{{end}}</select></label>
    <label>VLAN ID <input name="id" size="5" inputmode="numeric"></label>
    <button name="add" value="1">Add VLAN</button>
  </form>
</fieldset>

<form method="post" action="/network">
  <input type="hidden" name="csrf" value="{{$.CSRF}}">

  <fieldset>
    <legend>System</legend>
    <label>Host name <input name="hostName" value="{{.Form.HostName}}"></label>
    {{with index $e "hostName"}}<span class="field-error">{{.}}</span>{{end}}
    <label>Local domain <input name="domain" value="{{.Form.Domain}}" placeholder="home.example.org" spellcheck="false"></label>
    {{with index $e "domain"}}<span class="field-error">{{.}}</span>{{end}}
    <p class="hint">Optional. The router answers for it, publishes DHCP reservations in it, and clients get it as
       their search domain, so <code>nas</code> finds <code>nas.home.example.org</code>.</p>
  </fieldset>

  <fieldset>
    <legend>Uplink (WAN)</legend>
    <label>Interface
      <select name="wan.interface">{{$wan := .Form.WAN.Interface}}
        {{range choices $.Data.Devices $wan}}<option value="{{.}}" {{if eq . $wan}}selected{{end}}>{{.}}</option>{{end}}
      </select>
    </label>
    {{with index $e "wan.interface"}}<span class="field-error">{{.}}</span>{{end}}
    <label>Type
      <select name="wan.type">
        <option value="dhcp" {{if eq .Form.WAN.Type "dhcp"}}selected{{end}}>DHCP</option>
        <option value="pppoe" {{if eq .Form.WAN.Type "pppoe"}}selected{{end}}>PPPoE</option>
      </select>
    </label>
    <label><input type="checkbox" name="wan.ipv6" {{if .Form.WAN.IPv6}}checked{{end}}> IPv6 (prefix delegation from the provider; also tick it on the LANs below)</label>
    <div class="sub">
      <p class="hint">PPPoE only:</p>
      <label>Username <input name="wan.pppoe.username" value="{{.Form.WAN.PPPoEUser}}" autocomplete="off"></label>
      {{with index $e "wan.pppoe.username"}}<span class="field-error">{{.}}</span>{{end}}
      <label>Password <input type="password" name="wan.pppoe.password" autocomplete="new-password"
        placeholder="{{if .Form.WAN.PasswordSet}}stored — leave empty to keep{{end}}"></label>
      {{with index $e "wan.pppoe.password"}}<span class="field-error">{{.}}</span>{{end}}
    </div>
  </fieldset>

  <fieldset>
    <legend>LANs</legend>
    {{with index $e "lans"}}<p class="field-error">{{.}}</p>{{end}}
    <input type="hidden" name="lans" value="{{len .Form.LANs}}">
    <table>
      <tr><th>Name</th><th>Interface</th><th>Address</th><th>Prefix</th><th>Internet access</th><th>IPv6</th><th>DHCP</th><th>Pool start</th><th>Pool end</th><th>Remove</th></tr>
      {{range $i, $l := .Form.LANs}}
      <tr>
        <td><input name="lan.{{$i}}.name" value="{{$l.Name}}" size="8" placeholder="new"></td>
        <td><select name="lan.{{$i}}.interface">{{$cur := $l.Interface}}
          {{if not $cur}}<option value="" selected></option>{{end}}
          {{range choices $.Data.Devices $cur}}<option value="{{.}}" {{if eq . $cur}}selected{{end}}>{{.}}</option>{{end}}
        </select></td>
        <td><input name="lan.{{$i}}.address" value="{{$l.Address}}" size="13"></td>
        <td><input name="lan.{{$i}}.prefix" value="{{$l.Prefix}}" size="2" inputmode="numeric" placeholder="24"></td>
        <td><input type="checkbox" name="lan.{{$i}}.internet" {{if $l.Internet}}checked{{end}}></td>
        <td><input type="checkbox" name="lan.{{$i}}.ipv6pd" {{if $l.IPv6PD}}checked{{end}}></td>
        <td><input type="checkbox" name="lan.{{$i}}.dhcp" {{if $l.DHCP}}checked{{end}}></td>
        <td><input name="lan.{{$i}}.poolStart" value="{{$l.PoolStart}}" size="13"></td>
        <td><input name="lan.{{$i}}.poolEnd" value="{{$l.PoolEnd}}" size="13"></td>
        <td>{{if $l.Name}}<input type="checkbox" name="lan.{{$i}}.remove">{{end}}</td>
      </tr>
      {{range $f := list "name" "interface" "address" "prefix" "poolStart" "poolEnd"}}{{with index $e (printf "lans[%d].%s" $i $f)}}<tr><td colspan="10" class="field-error">{{$f}}: {{.}}</td></tr>{{end}}{{end}}
      {{end}}
    </table>
    <p class="hint">Fill in the last row to add a LAN. Other LAN settings (zones, a fixed IPv6 address) are kept; edit them under Advanced.</p>
  </fieldset>

  <button>Save</button>
</form>
{{end}}
{{end}}