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(Node.js) Load Particular CA Certs into a Java KeyStore

Opens a PEM file containing many CA root certificates, and creates a Java keystore containing a subset of the certificates.

Install Chilkat for Node.js and Electron using npm at

Chilkat npm packages for Node.js

Chilkat npm packages for Electron

on Windows, Linux, MacOSX, and ARM

var os = require('os');
if (os.platform() == 'win32') {  
    if (os.arch() == 'ia32') {
        var chilkat = require('@chilkat/ck-node21-win-ia32');
    } else {
        var chilkat = require('@chilkat/ck-node21-win64'); 
    }
} else if (os.platform() == 'linux') {
    if (os.arch() == 'arm') {
        var chilkat = require('@chilkat/ck-node21-arm');
    } else if (os.arch() == 'x86') {
        var chilkat = require('@chilkat/ck-node21-linux32');
    } else {
        var chilkat = require('@chilkat/ck-node21-linux64');
    }
} else if (os.platform() == 'darwin') {
    if (os.arch() == 'arm64') {
        var chilkat = require('@chilkat/ck-node21-mac-m1');
    } else {
        var chilkat = require('@chilkat/ck-node21-macosx');
    }
}

function chilkatExample() {

    // This requires the Chilkat API to have been previously unlocked.
    // See Global Unlock Sample for sample code.

    var jks = new chilkat.JavaKeyStore();

    var troots = new chilkat.TrustedRoots();

    // Load certificates from a file.
    var success = troots.LoadCaCertsPem("qa_data/curl_cacert.pem");
    if (success !== true) {
        console.log(troots.LastErrorText);
        return;
    }

    var sbDn = new chilkat.StringBuilder();
    var sbAlias = new chilkat.StringBuilder();
    var caseSensitive = false;

    var i = 0;
    var numCerts = troots.NumCerts;
    var numAdded = 0;
    while ((i < numCerts)) {
        // cacert: Cert
        var cacert = troots.GetCert(i);
        sbDn.Clear();
        sbDn.Append(cacert.SubjectDN);
        if (sbDn.Contains("Entrust.net",caseSensitive) == true) {
            console.log(cacert.SubjectDN);

            // The alias is an arbitrary unique string for each cert in the JKS.
            sbAlias.Clear();
            sbAlias.Append("cacert_");
            sbAlias.AppendInt(i+1);
            jks.AddTrustedCert(cacert,sbAlias.GetAsString());
            numAdded = numAdded+1;
        }

        i = i+1;
    }

    // Verify the number of certs in the JKS equals the number we added.
    var numJksCerts = jks.NumTrustedCerts;
    console.log("NumTrustedCerts = " + numJksCerts);
    if (numJksCerts !== numAdded) {
        console.log("Something is amiss!");
        return;
    }

    // Save the JKS.
    success = jks.ToFile("myPassword","qa_data/jks/entrust_caCerts.jks");
    if (success !== true) {
        console.log(jks.LastErrorText);
        return;
    }

    console.log("Success.");

    // The output of this program when tested was:

    // C=US, O=Entrust.net, OU=www.entrust.net/CPS incorp. by ref. (limits liab.), OU=(c) 1999 Entrust.net Limited, CN=Entrust.net Secure Server Certification Authority
    // O=Entrust.net, OU=www.entrust.net/CPS_2048 incorp. by ref. (limits liab.), OU=(c) 1999 Entrust.net Limited, CN=Entrust.net Certification Authority (2048)
    // C=US, O="Entrust, Inc.", OU=www.entrust.net/CPS is incorporated by reference, OU="(c) 2006 Entrust, Inc.", CN=Entrust Root Certification Authority
    // NumTrustedCerts = 3
    // Success.

}

chilkatExample();

 

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