settings: move ipv6/ipv4 config into network

this also rename sysinfo_config to ipv4_config

src/network.js

@@ -6,6 +6,12 @@ exports = module.exports = {
 
     getDynamicDns,
     setDynamicDns,
+
+    getIPv4Config,
+    setIPv4Config,
+
+    getIPv6Config,
+    setIPv6Config,
 };
 
 const assert = require('assert'),
@@ -17,6 +23,7 @@ const assert = require('assert'),
     safe = require('safetydance'),
     settings = require('./settings.js'),
     shell = require('./shell.js'),
+    sysinfo = require('./sysinfo.js'),
     validator = require('validator');
 
 const SET_BLOCKLIST_CMD = path.join(__dirname, 'scripts/setblocklist.sh');
@@ -69,3 +76,35 @@ async function setDynamicDns(enabled) {
     await settings.set(settings.DYNAMIC_DNS_KEY, enabled ? 'enabled' : ''); // db holds string values only
     cron.dynamicDnsChanged(enabled);
 }
+
+async function getIPv4Config() {
+    const value = await settings.get(settings.IPV4_CONFIG_KEY);
+    return value ? JSON.parse(value) : { provider: 'generic' };
+}
+
+async function setIPv4Config(ipv4Config) {
+    assert.strictEqual(typeof ipv4Config, 'object');
+
+    if (settings.isDemo()) throw new BoxError(BoxError.BAD_FIELD, 'Not allowed in demo mode');
+
+    const error = await sysinfo.testIPv4Config(ipv4Config);
+    if (error) throw error;
+
+    await settings.set(settings.IPV4_CONFIG_KEY, JSON.stringify(ipv4Config));
+}
+
+async function getIPv6Config() {
+    const value = await settings.get(settings.IPV6_CONFIG_KEY);
+    return value ? JSON.parse(value) : { provider: 'noop' };
+}
+
+async function setIPv6Config(ipv6Config) {
+    assert.strictEqual(typeof ipv6Config, 'object');
+
+    if (settings.isDemo()) throw new BoxError(BoxError.BAD_FIELD, 'Not allowed in demo mode');
+
+    const error = await sysinfo.testIPv6Config(ipv6Config);
+    if (error) throw error;
+
+    await settings.set(settings.IPV6_CONFIG_KEY, JSON.stringify(ipv6Config));
+}