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dns: filter out link local addresses

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Unlike IPv4, IPv6 requires a link-local address on every network interface on which the IPv6 protocol is enabled, even when routable addresses are also assigned
This commit is contained in:
Girish Ramakrishnan
2022-03-01 12:12:46 -08:00
parent d326d05ad6
commit c100be4131
2 changed files with 3 additions and 2 deletions
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4
src/docker.js
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@@ -247,12 +247,12 @@ function getAddresses() {
const addresses = [];
for (const phy of physicalDevices) {
const inet = safe.JSON.parse(safe.child_process.execSync(`ip -f inet -j addr show ${phy.name}`, { encoding: 'utf8' }));
const inet = safe.JSON.parse(safe.child_process.execSync(`ip -f inet -j addr show dev ${phy.name} scope global`, { encoding: 'utf8' }));
for (const r of inet) {
const address = safe.query(r, 'addr_info[0].local');
if (address) addresses.push(address);
}
const inet6 = safe.JSON.parse(safe.child_process.execSync(`ip -f inet6 -j addr show ${phy.name}`, { encoding: 'utf8' }));
const inet6 = safe.JSON.parse(safe.child_process.execSync(`ip -f inet6 -j addr show dev ${phy.name} scope global`, { encoding: 'utf8' }));
for (const r of inet6) {
const address = safe.query(r, 'addr_info[0].local');
if (address) addresses.push(address);