workaround for credentials chain issues

index.js

@@ -3,7 +3,6 @@ const os = require("os");
 const fs = require("fs");
 const path = require("path");
 const sha1 = require("sha1");
-const storage = require("node-persist");
 
 var iniLoader = AWS.util.iniLoader;
 
@@ -16,7 +15,24 @@ AWS.SingleSignOnCredentials = AWS.util.inherit(AWS.Credentials, {
     this.filename = options.filename;
     this.profile =
       options.profile || process.env.AWS_PROFILE || AWS.util.defaultProfile;
-    this.get(options.callback || AWS.util.fn.noop);
+  },
+
+  init: function(options) {
+    const filepath =
+      process.env.AWS_CONFIG_FILE || path.join(os.homedir(), ".aws", "config");
+    var profiles = AWS.util.getProfilesFromSharedConfig(iniLoader, filepath);
+    var profile = profiles[this.profile] || {};
+
+    if (Object.keys(profile).length === 0) {
+      throw AWS.util.error(
+        new Error("Profile " + this.profile + " not found"),
+        { code: "ProcessCredentialsProviderFailure" }
+      );
+    }
+    if (profile.sso_start_url) {
+      AWS.config.update({ credentials: new AWS.SingleSignOnCredentials() });
+      this.get((options || {}).callback || AWS.util.fn.noop);
+    }
   },
 
   /**
@@ -60,13 +76,14 @@ AWS.SingleSignOnCredentials = AWS.util.inherit(AWS.Credentials, {
         roleName: profile.sso_role_name,
       };
       if (!request) {
-        console.log(`Cached credentials not found under ${cachePath}. Please make sure you log in with 'aws sso login' first`);
+        console.log(
+          `Cached credentials not found under ${cachePath}. Please make sure you log in with 'aws sso login' first`
+        );
       }
       sso.getRoleCredentials(request, (err, c) => {
         if (!c) {
           console.log(err.message);
           console.log("Please log in using 'aws sso login'");
-
         }
         self.expired = false;
         AWS.util.update(self, {

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@mhlabs/aws-sdk-sso",
-  "version": "0.0.4",
+  "version": "0.0.5",
   "description": "Credentials provider for AWS Single Sign-On",
   "main": "index.js",
   "scripts": {