Environment variables containing newlines in Node?
Just replace \n
before use the value:
var private_value = process.env.PRIVATE_KEY.replace(/\\n/g, '\n');console.log(private_value);
will result correctly:
-----BEGIN RSA PRIVATE KEY-----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-----END RSA PRIVATE KEY-----
If you're using dotenv: We solved it this way, with newlines and JSON.parse (this allows any backslash escaped chars within the string, not just \n
):
in .env:
MY_KEY='-----BEGIN CERTIFICATE-----\nabcde...'
in server.ts:
myKey = JSON.parse(`"${process.env.MY_KEY}"`), // convert special chars
See thread: https://github.com/motdotla/dotenv/issues/218
dotenv supports newlines with double quotes:
double quoted values expand new lines
MULTILINE="new\nline"
becomes
{MULTILINE: 'newline'}