update all

Signed-off-by: Vasiliy Tolstov <v.tolstov@unistack.org>

.github/dependabot.yml

@@ -0,0 +1,26 @@
+# To get started with Dependabot version updates, you'll need to specify which
+# package ecosystems to update and where the package manifests are located.
+# Please see the documentation for all configuration options:
+# https://help.github.com/github/administering-a-repository/configuration-options-for-dependency-updates
+
+version: 2
+updates:
+
+  # Maintain dependencies for GitHub Actions
+  - package-ecosystem: "github-actions"
+    directory: "/"
+    schedule:
+      interval: "daily"
+    commit-message:
+      prefix: "chore"
+      include: "scope"
+
+  # Maintain dependencies for Golang
+  - package-ecosystem: "gomod"
+    directory: "/"
+    schedule:
+      interval: "daily"
+    commit-message:
+      prefix: "chore"
+      include: "scope"
+

.github/renovate.json

@@ -1,19 +0,0 @@
-{
-  "extends": [
-    "config:base"
-  ],
-  "packageRules": [
-    {
-      "matchUpdateTypes": ["minor", "patch", "pin", "digest"],
-      "automerge": true
-    },
-    {
-      "groupName": "all deps",
-      "separateMajorMinor": true,
-      "groupSlug": "all",
-      "packagePatterns": [
-        "*"
-      ]
-    }
-  ]
-}

.github/stale.sh

@@ -1,13 +0,0 @@
-#!/bin/bash -ex
-
-export PATH=$PATH:$(pwd)/bin
-export GO111MODULE=on
-export GOBIN=$(pwd)/bin
-
-#go get github.com/rvflash/goup@v0.4.1
-
-#goup -v ./...
-#go get github.com/psampaz/go-mod-outdated@v0.6.0
-go list -u -m -mod=mod -json all | go-mod-outdated -update -direct -ci || true
-
-#go list -u -m -json all | go-mod-outdated -update

.github/workflows/codeql-analysis.yml

@@ -0,0 +1,71 @@
+# For most projects, this workflow file will not need changing; you simply need
+# to commit it to your repository.
+#
+# You may wish to alter this file to override the set of languages analyzed,
+# or to provide custom queries or build logic.
+#
+# ******** NOTE ********
+# We have attempted to detect the languages in your repository. Please check
+# the `language` matrix defined below to confirm you have the correct set of
+# supported CodeQL languages.
+#
+name: "CodeQL"
+
+on:
+  push:
+    branches: [ master ]
+  pull_request:
+    # The branches below must be a subset of the branches above
+    branches: [ master ]
+  schedule:
+    - cron: '34 1 * * 0'
+
+jobs:
+  analyze:
+    name: Analyze
+    runs-on: ubuntu-latest
+    permissions:
+      actions: read
+      contents: read
+      security-events: write
+
+    strategy:
+      fail-fast: false
+      matrix:
+        language: [ 'go' ]
+        # CodeQL supports [ 'cpp', 'csharp', 'go', 'java', 'javascript', 'python' ]
+        # Learn more:
+        # https://docs.github.com/en/free-pro-team@latest/github/finding-security-vulnerabilities-and-errors-in-your-code/configuring-code-scanning#changing-the-languages-that-are-analyzed
+
+    steps:
+    - name: Checkout repository
+      uses: actions/checkout@v2
+
+    # Initializes the CodeQL tools for scanning.
+    - name: Initialize CodeQL
+      uses: github/codeql-action/init@v1
+      with:
+        languages: ${{ matrix.language }}
+        # If you wish to specify custom queries, you can do so here or in a config file.
+        # By default, queries listed here will override any specified in a config file.
+        # Prefix the list here with "+" to use these queries and those in the config file.
+        # queries: ./path/to/local/query, your-org/your-repo/queries@main
+
+    # Autobuild attempts to build any compiled languages  (C/C++, C#, or Java).
+    # If this step fails, then you should remove it and run the build manually (see below)
+    - name: Autobuild
+      uses: github/codeql-action/autobuild@v1
+
+    # ℹ️ Command-line programs to run using the OS shell.
+    # 📚 https://git.io/JvXDl
+
+    # ✏️ If the Autobuild fails above, remove it and uncomment the following three lines
+    #    and modify them (or add more) to build your code if your project
+    #    uses a compiled language
+
+    #- run: |
+    #   make bootstrap
+    #   make release
+
+    - name: Perform CodeQL Analysis
+      uses: github/codeql-action/analyze@v1

go.mod

@@ -1,10 +1,13 @@
 module github.com/unistack-org/micro-broker-nats/v3
 
-go 1.15
+go 1.16
 
 require (
-	github.com/nats-io/nats-server/v2 v2.1.9 // indirect
-	github.com/nats-io/nats.go v1.10.0
-	github.com/unistack-org/micro/v3 v3.3.0
+	github.com/nats-io/nats-server/v2 v2.5.0 // indirect
+	github.com/nats-io/nats.go v1.12.1
+	github.com/unistack-org/micro-proto v0.0.9 // indirect
+	github.com/unistack-org/micro/v3 v3.7.0
+	golang.org/x/crypto v0.0.0-20210817164053-32db794688a5 // indirect
+	golang.org/x/sync v0.0.0-20210220032951-036812b2e83c
 	golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1 // indirect
 )

go.sum

@@ -1,59 +1,139 @@
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nats.go

@@ -11,6 +11,8 @@ import (
 	nats "github.com/nats-io/nats.go"
 	"github.com/unistack-org/micro/v3/broker"
 	"github.com/unistack-org/micro/v3/logger"
+	"github.com/unistack-org/micro/v3/metadata"
+	"golang.org/x/sync/errgroup"
 )
 
 type natsBroker struct {
@@ -49,6 +51,10 @@ func (p *publication) Ack() error {
 	return nil
 }
 
+func (p *publication) SetError(err error) {
+	p.err = err
+}
+
 func (p *publication) Error() error {
 	return p.err
 }
@@ -75,11 +81,7 @@ func (n *natsBroker) Address() string {
 		return n.conn.ConnectedUrl()
 	}
 
-	if len(n.addrs) > 0 {
-		return n.addrs[0]
-	}
-
-	return ""
+	return strings.Join(n.addrs, ",")
 }
 
 func (n *natsBroker) setAddrs(addrs []string) []string {
@@ -184,19 +186,66 @@ func (n *natsBroker) Options() broker.Options {
 	return n.opts
 }
 
-func (n *natsBroker) Publish(ctx context.Context, topic string, msg *broker.Message, opts ...broker.PublishOption) error {
-	n.RLock()
-	defer n.RUnlock()
+func (n *natsBroker) BatchPublish(ctx context.Context, msg []*broker.Message, opts ...broker.PublishOption) error {
+	msgs := make(map[string][][]byte)
+	var wg sync.WaitGroup
 
-	if n.conn == nil {
-		return errors.New("not connected")
-	}
+	wg.Add(len(msg))
 
-	b, err := n.opts.Codec.Marshal(msg)
+	for _, m := range msg {
+		b, err := n.opts.Codec.Marshal(m)
 		if err != nil {
 			return err
 		}
-	return n.conn.Publish(topic, b)
+		topic, _ := m.Header.Get(metadata.HeaderTopic)
+		msgs[topic] = append(msgs[topic], b)
+	}
+
+	n.RLock()
+	defer n.RUnlock()
+
+	g := errgroup.Group{}
+
+	for topic, ms := range msgs {
+		for _, m := range ms {
+			g.Go(func() error {
+				return n.conn.Publish(topic, m)
+			})
+		}
+	}
+
+	return g.Wait()
+}
+
+func (n *natsBroker) Publish(ctx context.Context, topic string, msg *broker.Message, opts ...broker.PublishOption) error {
+	var err error
+	var buf []byte
+
+	options := broker.NewPublishOptions(opts...)
+
+	n.RLock()
+	if n.conn == nil {
+		n.RUnlock()
+		return errors.New("not connected")
+	}
+	n.RUnlock()
+
+	if options.BodyOnly {
+		buf = msg.Body
+	} else {
+		buf, err = n.opts.Codec.Marshal(msg)
+		if err != nil {
+			return err
+		}
+	}
+
+	n.RLock()
+	defer n.RUnlock()
+	return n.conn.Publish(topic, buf)
+}
+
+func (n *natsBroker) BatchSubscribe(ctx context.Context, topic string, handler broker.BatchHandler, opts ...broker.SubscribeOption) (broker.Subscriber, error) {
+	return nil, nil
 }
 
 func (n *natsBroker) Subscribe(ctx context.Context, topic string, handler broker.Handler, opts ...broker.SubscribeOption) (broker.Subscriber, error) {