Merge pull request #12 from stanley-cheung/master

Update to v1.22

Author: stanley-cheung

composer.json

@@ -5,7 +5,7 @@
   "keywords": ["rpc"],
   "homepage": "https://grpc.io",
   "license": "Apache-2.0",
-  "version": "1.19.0",
+  "version": "1.22.0",
   "require": {
     "php": ">=5.5.0"
   },

etc/roots.pem

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 -----END CERTIFICATE-----
+
+# Issuer: CN=emSign Root CA - G1 O=eMudhra Technologies Limited OU=emSign PKI
+# Subject: CN=emSign Root CA - G1 O=eMudhra Technologies Limited OU=emSign PKI
+# Label: "emSign Root CA - G1"
+# Serial: 235931866688319308814040
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+# SHA1 Fingerprint: 8a:c7:ad:8f:73:ac:4e:c1:b5:75:4d:a5:40:f4:fc:cf:7c:b5:8e:8c
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+-----BEGIN CERTIFICATE-----
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+
+# Issuer: CN=emSign ECC Root CA - G3 O=eMudhra Technologies Limited OU=emSign PKI
+# Subject: CN=emSign ECC Root CA - G3 O=eMudhra Technologies Limited OU=emSign PKI
+# Label: "emSign ECC Root CA - G3"
+# Serial: 287880440101571086945156
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+-----END CERTIFICATE-----
+
+# Issuer: CN=emSign Root CA - C1 O=eMudhra Inc OU=emSign PKI
+# Subject: CN=emSign Root CA - C1 O=eMudhra Inc OU=emSign PKI
+# Label: "emSign Root CA - C1"
+# Serial: 825510296613316004955058
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+-----BEGIN CERTIFICATE-----
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+-----END CERTIFICATE-----
+
+# Issuer: CN=emSign ECC Root CA - C3 O=eMudhra Inc OU=emSign PKI
+# Subject: CN=emSign ECC Root CA - C3 O=eMudhra Inc OU=emSign PKI
+# Label: "emSign ECC Root CA - C3"
+# Serial: 582948710642506000014504
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+# SHA1 Fingerprint: b6:af:43:c2:9b:81:53:7d:f6:ef:6b:c3:1f:1f:60:15:0c:ee:48:66
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+
+# Issuer: CN=Hongkong Post Root CA 3 O=Hongkong Post
+# Subject: CN=Hongkong Post Root CA 3 O=Hongkong Post
+# Label: "Hongkong Post Root CA 3"
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src/lib/BaseStub.php

@@ -199,6 +199,13 @@ private function _checkConnectivityState($new_state)
      */
     private function _get_jwt_aud_uri($method)
     {
+        // TODO(jtattermusch): This is not the correct implementation
+        // of extracting JWT "aud" claim. We should rely on
+        // grpc_metadata_credentials_plugin which
+        // also provides the correct value of "aud" claim
+        // in the grpc_auth_metadata_context.service_url field.
+        // Trying to do the construction of "aud" field ourselves
+        // is bad.
         $last_slash_idx = strrpos($method, '/');
         if ($last_slash_idx === false) {
             throw new \InvalidArgumentException(
@@ -213,6 +220,12 @@ private function _get_jwt_aud_uri($method)
             $hostname = $this->hostname;
         }
 
+        // Remove the port if it is 443
+        // See https://github.com/grpc/grpc/blob/07c9f7a36b2a0d34fcffebc85649cf3b8c339b5d/src/core/lib/security/transport/client_auth_filter.cc#L205
+        if ((strlen($hostname) > 4) && (substr($hostname, -4) === ":443")) {
+            $hostname = substr($hostname, 0, -4);
+        }
+
         return 'https://'.$hostname.$service_name;
     }
 
@@ -228,10 +241,10 @@ private function _validate_and_normalize_metadata($metadata)
     {
         $metadata_copy = [];
         foreach ($metadata as $key => $value) {
-            if (!preg_match('/^[A-Za-z\d_-]+$/', $key)) {
+            if (!preg_match('/^[.A-Za-z\d_-]+$/', $key)) {
                 throw new \InvalidArgumentException(
                     'Metadata keys must be nonempty strings containing only '.
-                    'alphanumeric characters, hyphens and underscores'
+                    'alphanumeric characters, hyphens, underscores and dots'
                 );
             }
             $metadata_copy[strtolower($key)] = $value;