(Perl) Use a Custom Set of Trusted Root Certificates

Demonstrates how to build a set of trusted root certificates to be used globally by all Chilkat classes.

Chilkat Perl Downloads Perl Module for Windows, MacOS, Linux, Alpine Linux, Solaris

use chilkat();

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

$trustedRoots = chilkat::CkTrustedRoots->new();

#  Indicate that we will NOT trust any pre-installed certificates on the system.
$trustedRoots->put_TrustSystemCaRoots(0);

# Thawte is a certificate authority that provides a .zip download of their
# root CA certificates:  https://www.thawte.com/roots/index.html
# The direct download link is: https://www.verisign.com/support/thawte-roots.zip
# Note: The above URLs are valid at the time of writing this example (29-May-2015).

# Assuming the .zip has already been downloaded, open it and load each .pem file into
# our trusted roots object.
$zip = chilkat::CkZip->new();

# Open a .zip containing PEM files, among other things..
$success = $zip->OpenZip("qa_data/certs/thawte-roots.zip");
if ($success != 1) {
    print $zip->lastErrorText() . "\r\n";
    exit;
}

# entry is a ZipEntry
$entry = $zip->FirstMatchingEntry("*.pem");
if ($zip->get_LastMethodSuccess() != 1) {
    print "No entries matched." . "\r\n";
    exit;
}

$cert = chilkat::CkCert->new();

$bHasMoreEntries = 1;
while (($bHasMoreEntries == 1)) {

    print "Entry: " . $entry->fileName() . "\r\n";

    # Get the PEM of the CA cert:
    $pemStr = $entry->unzipToString(0,"utf-8");

    # Load it into a certificate object:
    $success = $cert->LoadPem($pemStr);
    if ($success != 1) {
        print $cert->lastErrorText() . "\r\n";
    }

    # Add it to the trusted roots.
    $trustedRoots->AddCert($cert);

    # The NextMatchingEntry method was added in v9.5.0.50
    # nextEntry is a ZipEntry
    $nextEntry = $entry->NextMatchingEntry("*.pem");
    $bHasMoreEntries = $entry->get_LastMethodSuccess();

    # entry is a ZipEntry
    $entry = $nextEntry;
}

#  Activate the trusted roots globally for all Chilkat objects.
#  This call really shouldn't fail, so we're not checking the return value.
$success = $trustedRoots->Activate();