PEMtoHex: Support arbitrary PEMs

previous implementation only supported some PEMs (e.g. Certificate)

the new implementation is more general,
it just extracts the base64 between
header and footer and decodes that to hex
This commit is contained in:
CPlusSharp 2021-11-07 11:21:17 +01:00
parent ae1b12c120
commit 1dbcd2ac84
3 changed files with 317 additions and 11 deletions

View file

@ -1,11 +1,14 @@
/**
* @author n1474335 [n1474335@gmail.com]
* @author cplussharp
* @copyright Crown Copyright 2016
* @license Apache-2.0
*/
import r from "jsrsasign";
import {fromBase64} from "../lib/Base64.mjs";
import Operation from "../Operation.mjs";
import OperationError from "../errors/OperationError.mjs";
import Utils from "../Utils.mjs";
/**
* PEM to Hex operation
@ -33,17 +36,25 @@ class PEMToHex extends Operation {
* @returns {string}
*/
run(input, args) {
if (input.indexOf("-----BEGIN") < 0) {
// Add header so that the KEYUTIL function works
input = "-----BEGIN CERTIFICATE-----" + input;
let output = "";
let match;
const regex = /-----BEGIN ([A-Z][A-Z ]+[A-Z])-----/g;
while ((match = regex.exec(input)) !== null) {
// find corresponding end tag
const indexBase64 = match.index + match[0].length;
const footer = `-----END ${match[1]}-----`;
const indexFooter = input.indexOf(footer, indexBase64);
if (indexFooter === -1) {
throw new OperationError(`PEM footer '${footer}' not found`);
}
// decode base64 content
const base64 = input.substring(indexBase64, indexFooter);
const bytes = fromBase64(base64, "A-Za-z0-9+/=", "byteArray", true);
const hex = bytes.map(b => Utils.hex(b)).join("");
output += hex;
}
if (input.indexOf("-----END") < 0) {
// Add footer so that the KEYUTIL function works
input = input + "-----END CERTIFICATE-----";
}
const cert = new r.X509();
cert.readCertPEM(input);
return cert.hex;
return output;
}
}

View file

@ -66,6 +66,7 @@ import "./tests/PGP.mjs";
import "./tests/PHP.mjs";
import "./tests/ParseIPRange.mjs";
import "./tests/ParseQRCode.mjs";
import "./tests/PEMtoHex.mjs";
import "./tests/PowerSet.mjs";
import "./tests/Regex.mjs";
import "./tests/Register.mjs";

View file

@ -0,0 +1,294 @@
/**
* Test PEMtoHex with different inputs
*
* @author cplussharp
*
* @license Apache-2.0
*/
import TestRegister from "../../lib/TestRegister.mjs";
/** RSA 2048bit key pair as PKCS1 and PKCS8 and as certificate */
const PEMS_RSA_PRIVATE_KEY_PKCS1 = `-----BEGIN RSA PRIVATE KEY-----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-----END RSA PRIVATE KEY-----`;
const PEMS_RSA_PRIVATE_KEY_PKCS8 = `-----BEGIN PRIVATE KEY-----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-----END PRIVATE KEY-----`;
const PEMS_RSA_PUBLIC_KEY_PKCS1 = `-----BEGIN RSA PUBLIC KEY-----
MIIBCgKCAQEA5WykLKHiBAhmZh5WhocgpQQqZjdrApuRxRT21SJZx6Ce+Oz2V17/
heozu5LEz63jCxW1NrBckzl/Ys8p9LeqYTu6x/LbKloTjfEWxlzXnzUSqn9JHIxm
mJQzjXp9X1D99Tj+NWpRGEIiCFE7JfDhe2KnMGVDDg6kfCLokDdLo256LeQ4CEkV
iwY6d+at4xDlIHwvZZmG4Smk56eHhvQE3I8sSAzgoLMBamQ5m3MbiULAYtxskCpC
fjFxrL6Ziaaj7HZoneF40R30KCI9ygF8vkzxLwe3t5Y4XgHL9TYQm1+BDninupIB
/zTeO1ygBGA66m6zpmkmuG7d8HXIducz+wIDAQAB
-----END RSA PUBLIC KEY-----`;
const PEMS_RSA_PUBLIC_KEY_PKCS8 = `-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA5WykLKHiBAhmZh5Whocg
pQQqZjdrApuRxRT21SJZx6Ce+Oz2V17/heozu5LEz63jCxW1NrBckzl/Ys8p9Leq
YTu6x/LbKloTjfEWxlzXnzUSqn9JHIxmmJQzjXp9X1D99Tj+NWpRGEIiCFE7JfDh
e2KnMGVDDg6kfCLokDdLo256LeQ4CEkViwY6d+at4xDlIHwvZZmG4Smk56eHhvQE
3I8sSAzgoLMBamQ5m3MbiULAYtxskCpCfjFxrL6Ziaaj7HZoneF40R30KCI9ygF8
vkzxLwe3t5Y4XgHL9TYQm1+BDninupIB/zTeO1ygBGA66m6zpmkmuG7d8HXIducz
+wIDAQAB
-----END PUBLIC KEY-----`;
const PEMS_RSA_CERT = `-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----`;
/** EC P-256 key pair and certificate */
const PEMS_EC_P256_PRIVATE_KEY = `-----BEGIN EC PRIVATE KEY-----
MHcCAQEEIIhdQxQIcMnCHD3X4WqNv+VgycWmFoEZpRl9X0+dT9uHoAoGCCqGSM49
AwEHoUQDQgAEFLQcBbzDweo6af4k3k0gKWMNWOZVn8+9hH2rv4DKKYZ7E1z64LBt
PnB1gMz++HDKySr2ozD3/46dIbQMXUZKpw==
-----END EC PRIVATE KEY-----`;
const PEMS_EC_P256_PRIVATE_KEY_PKCS8 = `-----BEGIN PRIVATE KEY-----
MIGHAgEAMBMGByqGSM49AgEGCCqGSM49AwEHBG0wawIBAQQgiF1DFAhwycIcPdfh
ao2/5WDJxaYWgRmlGX1fT51P24ehRANCAAQUtBwFvMPB6jpp/iTeTSApYw1Y5lWf
z72Efau/gMophnsTXPrgsG0+cHWAzP74cMrJKvajMPf/jp0htAxdRkqn
-----END PRIVATE KEY-----`;
const PEMS_EC_P256_PUBLIC_KEY = `-----BEGIN PUBLIC KEY-----
MFkwEwYHKoZIzj0CAQYIKoZIzj0DAQcDQgAEFLQcBbzDweo6af4k3k0gKWMNWOZV
n8+9hH2rv4DKKYZ7E1z64LBtPnB1gMz++HDKySr2ozD3/46dIbQMXUZKpw==
-----END PUBLIC KEY-----`;
const PEMS_FOO = `-----BEGIN FOO-----
Rk9P
-----END FOO-----`;
const PEMS_BAR = `-----BEGIN BAR-----
QkFS
-----END BAR-----`;
TestRegister.addTests([
{
name: "PEMtoHex: Nothing",
input: "",
expectedOutput: "",
recipeConfig: [
{
"op": "PEM to Hex",
"args": []
}
]
},
{
name: "PEMtoHex: No footer",
input: PEMS_RSA_PRIVATE_KEY_PKCS1.substr(0, 200),
expectedOutput: "PEM footer '-----END RSA PRIVATE KEY-----' not found",
recipeConfig: [
{
"op": "PEM to Hex",
"args": []
}
]
},
{
name: "PEMtoHex: Multiple PEMs",
input: PEMS_FOO + '\n' + PEMS_BAR,
expectedOutput: "FOOBAR",
recipeConfig: [
{
"op": "PEM to Hex",
"args": []
},
{
"op": "From Hex",
"args": ["None"]
}
]
},
{
name: "PEMtoHex: Single line PEM",
input: PEMS_FOO.replace(/(\n|\r)/gm,""),
expectedOutput: "FOO",
recipeConfig: [
{
"op": "PEM to Hex",
"args": []
},
{
"op": "From Hex",
"args": ["None"]
}
]
},
{
name: "PEMtoHex: EC P-256 Private Key",
input: PEMS_EC_P256_PRIVATE_KEY,
expectedOutput: "30770201010420885d43140870c9c21c3dd7e16a8dbfe560c9c5a6168119a5197d5f4f9d4fdb87a00a06082a8648ce3d030107a1440342000414b41c05bcc3c1ea3a69fe24de4d2029630d58e6559fcfbd847dabbf80ca29867b135cfae0b06d3e707580ccfef870cac92af6a330f7ff8e9d21b40c5d464aa7",
recipeConfig: [
{
"op": "PEM to Hex",
"args": []
}
]
},
{
name: "PEMtoHex: EC P-256 Private Key PKCS8",
input: PEMS_EC_P256_PRIVATE_KEY_PKCS8,
expectedOutput: "308187020100301306072a8648ce3d020106082a8648ce3d030107046d306b0201010420885d43140870c9c21c3dd7e16a8dbfe560c9c5a6168119a5197d5f4f9d4fdb87a1440342000414b41c05bcc3c1ea3a69fe24de4d2029630d58e6559fcfbd847dabbf80ca29867b135cfae0b06d3e707580ccfef870cac92af6a330f7ff8e9d21b40c5d464aa7",
recipeConfig: [
{
"op": "PEM to Hex",
"args": []
}
]
},
{
name: "PEMtoHex: EC P-256 Public Key",
input: PEMS_EC_P256_PUBLIC_KEY,
expectedOutput: "3059301306072a8648ce3d020106082a8648ce3d0301070342000414b41c05bcc3c1ea3a69fe24de4d2029630d58e6559fcfbd847dabbf80ca29867b135cfae0b06d3e707580ccfef870cac92af6a330f7ff8e9d21b40c5d464aa7",
recipeConfig: [
{
"op": "PEM to Hex",
"args": []
}
]
},
{
name: "PEMtoHex: RSA Private Key PKCS1",
input: PEMS_RSA_PRIVATE_KEY_PKCS1,
expectedOutput: "fb49bd96ffc5d1351a35d773921fac03",
recipeConfig: [
{
"op": "PEM to Hex",
"args": []
},
{
"op": "MD5",
"args": []
}
]
},
{
name: "PEMtoHex: RSA Private Key PKCS8",
input: PEMS_RSA_PRIVATE_KEY_PKCS8,
expectedOutput: "23086d03633689fee64680c3c24409eb",
recipeConfig: [
{
"op": "PEM to Hex",
"args": []
},
{
"op": "MD5",
"args": []
}
]
},
{
name: "PEMtoHex: RSA Public Key PKCS1",
input: PEMS_RSA_PUBLIC_KEY_PKCS1,
expectedOutput: "5fc3f1f6c5d5806760b12eaad0c0292c",
recipeConfig: [
{
"op": "PEM to Hex",
"args": []
},
{
"op": "MD5",
"args": []
}
]
},
{
name: "PEMtoHex: RSA Public Key PKCS8",
input: PEMS_RSA_PUBLIC_KEY_PKCS8,
expectedOutput: "30fbe8e9495d591232affebdd6206ea6",
recipeConfig: [
{
"op": "PEM to Hex",
"args": []
},
{
"op": "MD5",
"args": []
}
]
},
{
name: "PEMtoHex: Certificate",
input: PEMS_RSA_CERT,
expectedOutput: "6694d8ca4a0ceb84c3951d25dc05ec6e",
recipeConfig: [
{
"op": "PEM to Hex",
"args": []
},
{
"op": "MD5",
"args": []
}
]
}
]);