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Build the metadata using the xmlbuilder (#3)

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This commit is contained in:
Kiran K 2022-02-28 23:09:52 +05:30 committed by GitHub
parent 43f03c1a92
commit 88a14aeeb7
2 changed files with 38 additions and 27 deletions
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19
data/idp-metadata.xml
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@ -1,19 +0,0 @@
<?xml version="1.0" encoding="UTF-8" standalone="no"?>
<EntityDescriptor xmlns:md="urn:oasis:names:tc:SAML:2.0:metadata" entityID="{{idp_entity_id}}" validUntil="2026-06-22T18:39:53.000Z">
<IDPSSODescriptor WantAuthnRequestsSigned="false" protocolSupportEnumeration="urn:oasis:names:tc:SAML:2.0:protocol">
<KeyDescriptor use="signing">
<KeyInfo xmlns:ds="http://www.w3.org/2000/09/xmldsig#">
<X509Data>
<X509Certificate>
{{idp_certificate}}
</X509Certificate>
</X509Data>
</KeyInfo>
</KeyDescriptor>
<NameIDFormat>
urn:oasis:names:tc:SAML:1.1:nameid-format:emailAddress
</NameIDFormat>
<SingleSignOnService Binding="urn:oasis:names:tc:SAML:2.0:bindings:HTTP-Redirect" Location="{{idp_sso_url}}" />
<SingleSignOnService Binding="urn:oasis:names:tc:SAML:2.0:bindings:HTTP-POST" Location="{{idp_sso_url}}" />
</IDPSSODescriptor>
</EntityDescriptor>

46
utils/idp.ts
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@ -1,5 +1,4 @@
import { promises as fs } from 'fs';
import path from 'path';
import xmlbuilder from 'xmlbuilder';
import { stripCertHeaderAndFooter } from './certificate';
const createIdPMetadataXML = async ({
@ -11,14 +10,45 @@ const createIdPMetadataXML = async ({
idpSsoUrl: string;
certificate: string;
}): Promise<string> => {
const xmlPath = path.join('data', 'idp-metadata.xml');
const xml = await fs.readFile(xmlPath, 'utf8');
certificate = stripCertHeaderAndFooter(certificate);
return xml
.replace('{{idp_entity_id}}', idpEntityId)
.replace('{{idp_certificate}}', certificate)
.replace(/{{idp_sso_url}}/g, idpSsoUrl);
const nodes = {
EntityDescriptor: {
'@xmlns:md': 'urn:oasis:names:tc:SAML:2.0:metadata',
'@entityID': idpEntityId,
'@validUntil': '2026-06-22T18:39:53.000Z',
IDPSSODescriptor: {
'@WantAuthnRequestsSigned': false,
'@protocolSupportEnumeration': 'urn:oasis:names:tc:SAML:2.0:protocol',
KeyDescriptor: {
'@use': 'signing',
KeyInfo: {
'@xmlns:ds': 'http://www.w3.org/2000/09/xmldsig#',
X509Data: {
X509Certificate: {
'#text': certificate,
},
},
},
},
NameIDFormat: {
'#text': 'urn:oasis:names:tc:SAML:1.1:nameid-format:emailAddress',
},
SingleSignOnService: [
{
'@Binding': 'urn:oasis:names:tc:SAML:2.0:bindings:HTTP-Redirect',
'@Location': idpSsoUrl,
},
{
'@Binding': 'urn:oasis:names:tc:SAML:2.0:bindings:HTTP-POST',
'@Location': idpSsoUrl,
},
],
},
},
};
return xmlbuilder.create(nodes, { encoding: 'UTF-8', standalone: false }).end();
};
export { createIdPMetadataXML };