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Ensure address is private (#2297)

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* Ensure address is private
Resolves #2296

* adjust rule

* Update WebpackDevServerUtils.js
This commit is contained in:
Joe Haddad
2017-05-21 15:44:28 -04:00
committed by Dan Abramov
parent 3260d17f07
commit 2430b5615f
1 changed files with 14 additions and 1 deletions
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15
packages/react-dev-utils/WebpackDevServerUtils.js vendored
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@@ -52,9 +52,22 @@ function prepareUrls(protocol, host, port) {
if (isUnspecifiedHost) {
prettyHost = 'localhost';
try {
// This can only return an IPv4 address
lanUrlForConfig = address.ip();
if (lanUrlForConfig) {
lanUrlForTerminal = prettyPrintUrl(lanUrlForConfig);
// Check if the address is a private ip
// https://en.wikipedia.org/wiki/Private_network#Private_IPv4_address_spaces
if (
/^10[.]|^172[.](1[6-9]|2[0-9]|3[0-1])[.]|^192[.]168[.]/.test(
lanUrlForConfig
)
) {
// Address is private, format it for later use
lanUrlForTerminal = prettyPrintUrl(lanUrlForConfig);
} else {
// Address is not private, so we will discard it
lanUrlForConfig = undefined;
}
}
} catch (_e) {
// ignored