Initial support for SAML authentication

lib/config/default.js

@@ -98,6 +98,22 @@ module.exports = {
     searchAttributes: undefined,
     tlsca: undefined
   },
+  saml: {
+    idpSsoUrl: undefined,
+    idpCert: undefined,
+    issuer: undefined,
+    callbackUrl: undefined,
+    identifierFormat: 'urn:oasis:names:tc:SAML:1.1:nameid-format:emailAddress',
+    groupAttribute: undefined,
+    externalGroups: [],
+    requiredGroups: [],
+    attribute: {
+      id: undefined,
+      username: undefined,
+      displayName: undefined,
+      email: undefined
+    }
+  },
   email: true,
   allowemailregister: true,
   allowpdfexport: true

lib/config/environment.js

@@ -73,6 +73,10 @@ module.exports = {
     searchAttributes: process.env.HMD_LDAP_SEARCHATTRIBUTES,
     tlsca: process.env.HMD_LDAP_TLS_CA
   },
+  saml: {
+    idpSsoUrl: process.env.HMD_SAML_IDPSSOURL,
+    idpCert: process.env.HMD_SAML_IDPCERT
+  },
   email: toBooleanConfig(process.env.HMD_EMAIL),
   allowemailregister: toBooleanConfig(process.env.HMD_ALLOW_EMAIL_REGISTER),
   allowpdfexport: toBooleanConfig(process.env.HMD_ALLOW_PDF_EXPORT)

lib/config/index.js

@@ -92,6 +92,7 @@ config.isGitHubEnable = config.github.clientID && config.github.clientSecret
 config.isGitLabEnable = config.gitlab.clientID && config.gitlab.clientSecret
 config.isMattermostEnable = config.mattermost.clientID && config.mattermost.clientSecret
 config.isLDAPEnable = config.ldap.url
+config.isSAMLEnable = config.saml.idpSsoUrl
 config.isPDFExportEnable = config.allowpdfexport
 
 // generate correct path