CLOUDP-60789: mongocli atlas measurements databases list

Makefile

@@ -67,6 +67,7 @@ gen-mocks: ## Generate mocks
 	mockgen -source=internal/store/events.go -destination=internal/mocks/mock_events.go -package=mocks
 	mockgen -source=internal/store/process_measurements.go -destination=internal/mocks/mock_process_measurements.go -package=mocks
 	mockgen -source=internal/store/process_disks.go -destination=internal/mocks/mock_process_disks.go -package=mocks
+	mockgen -source=internal/store/process_databases.go -destination=internal/mocks/mock_process_databases.go -package=mocks
 	mockgen -source=internal/store/host_measurements.go -destination=internal/mocks/mock_host_measurements.go -package=mocks
 	mockgen -source=internal/store/indexes.go -destination=internal/mocks/mock_indexes.go -package=mocks
 

internal/cli/atlas_measurements.go

@@ -49,6 +49,7 @@ func AtlasMeasurementsBuilder() *cobra.Command {
 	}
 	cmd.AddCommand(AtlasMeasurementsProcessBuilder())
 	cmd.AddCommand(AtlasMeasurementsDisksBuilder())
+	cmd.AddCommand(AtlasMeasurementsDatabasesBuilder())
 
 	return cmd
 }

internal/cli/atlas_measurements_databases.go

@@ -0,0 +1,32 @@
+// Copyright 2020 MongoDB Inc
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package cli
+
+import (
+	"github.com/mongodb/mongocli/internal/description"
+	"github.com/spf13/cobra"
+)
+
+func AtlasMeasurementsDatabasesBuilder() *cobra.Command {
+	cmd := &cobra.Command{
+		Use:     "databases",
+		Aliases: []string{"database"},
+		Short:   description.Databases,
+	}
+
+	cmd.AddCommand(AtlasMeasurementsDatabasesListBuilder())
+
+	return cmd
+}

internal/cli/atlas_measurements_databases_list.go

@@ -0,0 +1,81 @@
+// Copyright 2020 MongoDB Inc
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package cli
+
+import (
+	"github.com/mongodb/mongocli/internal/description"
+	"github.com/mongodb/mongocli/internal/flags"
+	"github.com/mongodb/mongocli/internal/json"
+	"github.com/mongodb/mongocli/internal/store"
+	"github.com/mongodb/mongocli/internal/usage"
+	"github.com/spf13/cobra"
+)
+
+type atlasMeasurementsDatabasesListsOpts struct {
+	globalOpts
+	listOpts
+	host  string
+	port  int
+	store store.ProcessDatabaseLister
+}
+
+func (opts *atlasMeasurementsDatabasesListsOpts) init() error {
+	if opts.ProjectID() == "" {
+		return errMissingProjectID
+	}
+
+	var err error
+	opts.store, err = store.New()
+	return err
+}
+
+func (opts *atlasMeasurementsDatabasesListsOpts) Run() error {
+	listOpts := opts.newListOptions()
+	result, err := opts.store.ProcessDatabases(opts.ProjectID(), opts.host, opts.port, listOpts)
+
+	if err != nil {
+		return err
+	}
+
+	return json.PrettyPrint(result)
+}
+
+// mongocli atlas measurements process(es) disks lists host:port
+func AtlasMeasurementsDatabasesListBuilder() *cobra.Command {
+	opts := &atlasMeasurementsDatabasesListsOpts{}
+	cmd := &cobra.Command{
+		Use:     "list",
+		Short:   description.ListDatabases,
+		Aliases: []string{"ls"},
+		Args:    cobra.ExactArgs(1),
+		PreRunE: func(cmd *cobra.Command, args []string) error {
+			return opts.init()
+		},
+		RunE: func(cmd *cobra.Command, args []string) error {
+			var err error
+			if opts.host, opts.port, err = GetHostNameAndPort(args[0]); err != nil {
+				return err
+			}
+
+			return opts.Run()
+		},
+	}
+
+	cmd.Flags().IntVar(&opts.pageNum, flags.Page, 0, usage.Page)
+	cmd.Flags().IntVar(&opts.itemsPerPage, flags.Limit, 0, usage.Limit)
+	cmd.Flags().StringVar(&opts.projectID, flags.ProjectID, "", usage.ProjectID)
+
+	return cmd
+}

internal/cli/atlas_measurements_databases_list_test.go

@@ -0,0 +1,53 @@
+// Copyright 2020 MongoDB Inc
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+package cli
+
+import (
+	"testing"
+
+	"github.com/golang/mock/gomock"
+	"github.com/mongodb/mongocli/internal/fixtures"
+	"github.com/mongodb/mongocli/internal/mocks"
+)
+
+func TestAtlasMeasurementsDatabasesListsOpts_Run(t *testing.T) {
+	ctrl := gomock.NewController(t)
+	mockStore := mocks.NewMockProcessDatabaseLister(ctrl)
+
+	defer ctrl.Finish()
+
+	expected := fixtures.ProcessDatabases()
+
+	listOpts := &atlasMeasurementsDatabasesListsOpts{
+		host:  "hard-00-00.mongodb.net",
+		port:  27017,
+		store: mockStore,
+	}
+
+	hostName, port, err := GetHostNameAndPort("hard-00-00.mongodb.net:27017")
+	if err != nil {
+		t.Fatalf("Run() unexpected error: %v", err)
+	}
+
+	opts := listOpts.newListOptions()
+	mockStore.
+		EXPECT().ProcessDatabases(listOpts.projectID, hostName, port, opts).
+		Return(expected, nil).
+		Times(1)
+
+	err = listOpts.Run()
+	if err != nil {
+		t.Fatalf("Run() unexpected error: %v", err)
+	}
+}

internal/description/description.go

@@ -56,6 +56,8 @@ A user’s roles apply to all the clusters in the project.`
 	ProcessMeasurements  = "Get measurements for a given host."
 	Disks                = "List available disks or disks measurements for a given host."
 	ListDisks            = "List available disks for a given host."
+	Databases            = "List available databases or databases measurements for a given host."
+	ListDatabases        = "List available databases for a given host."
 	Whitelist            = "Manage the IP whitelist for a project."
 	CreateWhitelist      = "Create an IP whitelist for a project."
 	DeleteWhitelist      = "Delete a database user for a project."

internal/fixtures/measurements.go

@@ -39,6 +39,29 @@ func ProcessDisks() *atlas.ProcessDisksResponse {
 	}
 }
 
+func ProcessDatabases() *atlas.ProcessDatabasesResponse {
+	return &atlas.ProcessDatabasesResponse{
+		Links: []*atlas.Link{
+			{
+				Rel:  "self",
+				Href: "https://cloud.mongodb.com/api/atlas/v1.0/groups/12345678/processes/shard-00-00.mongodb.net:27017/databases",
+			},
+		},
+		Results: []*atlas.ProcessDatabase{
+			{
+				Links: []*atlas.Link{
+					{
+						Rel:  "self",
+						Href: "https://cloud.mongodb.com/api/atlas/v1.0/groups/12345678/processes/shard-00-00.mongodb.net:27017/databases/test",
+					},
+				},
+				DatabaseName: "test",
+			},
+		},
+		TotalCount: 1,
+	}
+}
+
 func ProcessMeasurements() *atlas.ProcessMeasurements {
 	return &atlas.ProcessMeasurements{
 		End:         "2017-08-22T20:31:14Z",

internal/store/process_databases.go

@@ -0,0 +1,38 @@
+// Copyright 2020 MongoDB Inc
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package store
+
+import (
+	"context"
+	"fmt"
+
+	atlas "github.com/mongodb/go-client-mongodb-atlas/mongodbatlas"
+	"github.com/mongodb/mongocli/internal/config"
+)
+
+type ProcessDatabaseLister interface {
+	ProcessDatabases(string, string, int, *atlas.ListOptions) (*atlas.ProcessDatabasesResponse, error)
+}
+
+// ProcessDatabases encapsulate the logic to manage different cloud providers
+func (s *Store) ProcessDatabases(groupID, host string, port int, opts *atlas.ListOptions) (*atlas.ProcessDatabasesResponse, error) {
+	switch s.service {
+	case config.CloudService:
+		result, _, err := s.client.(*atlas.Client).ProcessDatabases.List(context.Background(), groupID, host, port, opts)
+		return result, err
+	default:
+		return nil, fmt.Errorf("unsupported service: %s", s.service)
+	}
+}