Infer push name when only one strategy is defined, support multiple strategies

lib/vagrant/environment.rb

@@ -571,7 +571,7 @@ module Vagrant
     #
     # @return [Array<Symbol>]
     def pushes
-      vagrantfile.config.push.__compiled_pushes.keys
+      self.vagrantfile.config.push.__compiled_pushes.keys
     end
 
     # This returns a machine with the proper provider for this environment.

plugins/commands/push/command.rb

@@ -7,56 +7,73 @@ module VagrantPlugins
         "deploys code in this environment to a configured destination"
       end
 
-      # @todo support multiple strategies if requested by the community
       def execute
+        options = { all: false }
         opts = OptionParser.new do |o|
           o.banner = "Usage: vagrant push [strategy] [options]"
+          o.on("-a", "--all", "Run all defined push strategies") do
+            options[:all] = true
+          end
         end
 
         # Parse the options
         argv = parse_options(opts)
         return if !argv
 
-        name = argv[0]
-        pushes = @env.pushes
+        names = validate_pushes!(@env.pushes, argv, options)
 
-        validate_pushes!(pushes, name)
-
-        @logger.debug("'push' environment with strategy: `#{name}'")
-        @env.push(name)
+        names.each do |name|
+          @logger.debug("'push' environment with strategy: `#{name}'")
+          @env.push(name)
+        end
 
         0
       end
 
-      # Validate that the given list of pushes and strategy are valid.
+      # Validate that the given list of names corresponds to valid pushes.
       #
-      # @raise [PushesNotDefined] if there are no pushes defined for the
-      #   environment
-      # @raise [PushStrategyNotDefined] if a strategy is given, but does not
-      #   correspond to one that exists in the environment
+      # @raise Vagrant::Errors::PushesNotDefined
+      #   if there are no pushes defined
+      # @raise Vagrant::Errors::PushStrategyNotProvided
+      #   if there are multiple push strategies defined and none were specified
+      #   and `--all` was not given
+      # @raise Vagrant::Errors::PushStrategyNotDefined
+      #   if any of the given push names do not correspond to a push strategy
       #
-      # @param [Registry] pushes The list of pushes as a {Registry}
-      # @param [#to_sym, nil] name The name of the strategy
+      # @param [Array<Symbol>] pushes
+      #   the list of pushes defined by the environment
+      # @param [Array<String>] names
+      #   the list of names provided by the user on the command line
+      # @param [Hash] options
+      #   a list of options to pass to the validation
       #
-      # @return [true]
-      def validate_pushes!(pushes, name=nil)
+      # @return [Array<Symbol>]
+      #   the compiled list of pushes
+      #
+      def validate_pushes!(pushes, names = [], options = {})
         if pushes.nil? || pushes.empty?
           raise Vagrant::Errors::PushesNotDefined
         end
 
-        if name.nil?
-          if pushes.length != 1
+        names = Array(names).flatten.compact.map(&:to_sym)
+
+        if names.empty? || options[:all]
+          if options[:all] || pushes.length == 1
+            return pushes.map(&:to_sym)
+          else
             raise Vagrant::Errors::PushStrategyNotProvided, pushes: pushes
           end
-        else
-          if !pushes.include?(name.to_sym)
+        end
+
+        names.each do |name|
+          if !pushes.include?(name)
             raise Vagrant::Errors::PushStrategyNotDefined,
               name: name,
               pushes: pushes
           end
         end
 
-        true
+        return names
       end
     end
   end

test/unit/plugins/commands/push/command_test.rb

@@ -25,15 +25,35 @@ describe VagrantPlugins::CommandPush::Command do
   describe "#execute" do
     before do
       allow(subject).to receive(:validate_pushes!)
+        .and_return([:noop])
       allow(env).to receive(:pushes)
       allow(env).to receive(:push)
     end
 
     it "validates the pushes" do
-      expect(subject).to receive(:validate_pushes!).once
+      expect(subject).to receive(:validate_pushes!)
+        .with(nil, argv, kind_of(Hash))
+        .once
       subject.execute
     end
 
+    it "parses arguments" do
+      list = ["noop", "ftp"]
+      instance = described_class.new(list, env)
+      expect(instance).to receive(:validate_pushes!)
+        .with(nil, list, kind_of(Hash))
+        .and_return([])
+      instance.execute
+    end
+
+    it "parses options" do
+      instance = described_class.new(["--all"], env)
+      expect(instance).to receive(:validate_pushes!)
+        .with(nil, argv, all: true)
+        .and_return([])
+      instance.execute
+    end
+
     it "delegates to Environment#push" do
       expect(env).to receive(:push).once
       subject.execute
@@ -72,17 +92,22 @@ describe VagrantPlugins::CommandPush::Command do
         end
 
         context "when that strategy is defined" do
-          it "does not raise an exception" do
-            expect { subject.validate_pushes!(pushes, :noop) }
-              .to_not raise_error
+          it "returns that push" do
+            expect(subject.validate_pushes!(pushes, :noop)).to eq([:noop])
           end
         end
       end
 
       context "when no strategy is given" do
-        it "does not raise an exception" do
-          expect { subject.validate_pushes!(pushes) }
-            .to_not raise_error
+        it "returns the push" do
+          expect(subject.validate_pushes!(pushes)).to eq([:noop])
+        end
+      end
+
+      context "when --all is given" do
+        it "returns the push" do
+          expect(subject.validate_pushes!(pushes, [], all: true))
+            .to eq([:noop])
         end
       end
     end
@@ -101,21 +126,33 @@ describe VagrantPlugins::CommandPush::Command do
         end
 
         context "when that strategy is defined" do
-          it "does not raise an exception" do
-            expect { subject.validate_pushes!(pushes, :noop) }
-              .to_not raise_error
-            expect { subject.validate_pushes!(pushes, :ftp) }
-              .to_not raise_error
+          it "returns the strategy" do
+            expect(subject.validate_pushes!(pushes, :noop)).to eq([:noop])
+            expect(subject.validate_pushes!(pushes, :ftp)).to eq([:ftp])
           end
         end
       end
 
+      context "when multiple strategies are given" do
+        it "returns the pushes" do
+          expect(subject.validate_pushes!(pushes, [:noop, :ftp]))
+            .to eq([:noop, :ftp])
+        end
+      end
+
       context "when no strategy is given" do
         it "raises an exception" do
           expect { subject.validate_pushes!(pushes) }
             .to raise_error(Vagrant::Errors::PushStrategyNotProvided)
         end
       end
+
+      context "when --all is given" do
+        it "returns the pushes" do
+          expect(subject.validate_pushes!(pushes, [], all: true))
+            .to eq([:noop, :ftp])
+        end
+      end
     end
   end
 end

website/docs/source/v2/push/index.html.md

@@ -52,6 +52,16 @@ subcommand:
 $ vagrant push staging
 ```
 
+Pushes will be run in the order you specify on the command line, **not the order
+they are specified in the `Vagrantfile`!**
+
+To execute all the Vagrant Push strategies, specify the `--all` flag with no
+other arguments:
+
+```shell
+$ vagrant push --all
+```
+
 Vagrant Push is the easiest way to deploy your application. You can read more
 in the documentation links on the sidebar.