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add_mongodb.go
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add_mongodb.go
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// Copyright 2019 Percona LLC
//
// 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 management
import (
"fmt"
"os"
"strings"
"github.com/AlekSi/pointer"
"github.com/percona/pmm/admin/agentlocal"
"github.com/percona/pmm/admin/commands"
"github.com/percona/pmm/api/managementpb/json/client"
mongodb "github.com/percona/pmm/api/managementpb/json/client/mongo_db"
)
const (
mongodbQuerySourceProfiler = "profiler"
mongodbQuerySourceNone = "none"
)
var addMongoDBResultT = commands.ParseTemplate(`
MongoDB Service added.
Service ID : {{ .Service.ServiceID }}
Service name: {{ .Service.ServiceName }}
`)
type addMongoDBResult struct {
Service *mongodb.AddMongoDBOKBodyService `json:"service"`
}
func (res *addMongoDBResult) Result() {}
func (res *addMongoDBResult) String() string {
return commands.RenderTemplate(addMongoDBResultT, res)
}
type addMongoDBCommand struct {
Address string
Socket string
NodeID string
PMMAgentID string
ServiceName string
Username string
Password string
AgentPassword string
CredentialsSource string
Environment string
Cluster string
ReplicationSet string
CustomLabels string
MetricsMode string
DisableCollectors string
QuerySource string
SkipConnectionCheck bool
TLS bool
TLSSkipVerify bool
TLSCertificateKeyFile string
TLSCertificateKeyFilePassword string
TLSCaFile string
AuthenticationMechanism string
AuthenticationDatabase string
EnableAllCollectors bool
StatsCollections string
CollectionsLimit int32
}
func (cmd *addMongoDBCommand) GetServiceName() string {
return cmd.ServiceName
}
func (cmd *addMongoDBCommand) GetAddress() string {
return cmd.Address
}
func (cmd *addMongoDBCommand) GetDefaultAddress() string {
return "127.0.0.1:27017"
}
func (cmd *addMongoDBCommand) GetSocket() string {
return cmd.Socket
}
func (cmd *addMongoDBCommand) Run() (commands.Result, error) {
customLabels, err := commands.ParseCustomLabels(cmd.CustomLabels)
if err != nil {
return nil, err
}
tlsCertificateKey, err := commands.ReadFile(cmd.TLSCertificateKeyFile)
if err != nil {
return nil, err
}
tlsCa, err := commands.ReadFile(cmd.TLSCaFile)
if err != nil {
return nil, err
}
if cmd.PMMAgentID == "" || cmd.NodeID == "" {
status, err := agentlocal.GetStatus(agentlocal.DoNotRequestNetworkInfo)
if err != nil {
return nil, err
}
if cmd.PMMAgentID == "" {
cmd.PMMAgentID = status.AgentID
}
if cmd.NodeID == "" {
cmd.NodeID = status.NodeID
}
}
serviceName, socket, host, port, err := processGlobalAddFlagsWithSocket(cmd)
if err != nil {
return nil, err
}
params := &mongodb.AddMongoDBParams{
Body: mongodb.AddMongoDBBody{
NodeID: cmd.NodeID,
ServiceName: serviceName,
Address: host,
Port: int64(port),
Socket: socket,
PMMAgentID: cmd.PMMAgentID,
Environment: cmd.Environment,
Cluster: cmd.Cluster,
ReplicationSet: cmd.ReplicationSet,
Username: cmd.Username,
Password: cmd.Password,
AgentPassword: cmd.AgentPassword,
CredentialsSource: cmd.CredentialsSource,
QANMongodbProfiler: cmd.QuerySource == mongodbQuerySourceProfiler,
CustomLabels: customLabels,
SkipConnectionCheck: cmd.SkipConnectionCheck,
TLS: cmd.TLS,
TLSSkipVerify: cmd.TLSSkipVerify,
TLSCertificateKey: tlsCertificateKey,
TLSCertificateKeyFilePassword: cmd.TLSCertificateKeyFilePassword,
TLSCa: tlsCa,
AuthenticationMechanism: cmd.AuthenticationMechanism,
AuthenticationDatabase: cmd.AuthenticationDatabase,
MetricsMode: pointer.ToString(strings.ToUpper(cmd.MetricsMode)),
EnableAllCollectors: cmd.EnableAllCollectors,
DisableCollectors: commands.ParseDisableCollectors(cmd.DisableCollectors),
StatsCollections: commands.ParseDisableCollectors(cmd.StatsCollections),
CollectionsLimit: cmd.CollectionsLimit,
LogLevel: &addLogLevel,
},
Context: commands.Ctx,
}
resp, err := client.Default.MongoDB.AddMongoDB(params)
if err != nil {
return nil, err
}
return &addMongoDBResult{
Service: resp.Payload.Service,
}, nil
}
// register command
var (
AddMongoDB addMongoDBCommand
AddMongoDBC = AddC.Command("mongodb", "Add MongoDB to monitoring")
)
func init() {
hostname, _ := os.Hostname()
serviceName := hostname + "-mongodb"
serviceNameHelp := fmt.Sprintf("Service name (autodetected default: %s)", serviceName)
AddMongoDBC.Arg("name", serviceNameHelp).Default(serviceName).StringVar(&AddMongoDB.ServiceName)
AddMongoDBC.Arg("address", "MongoDB address and port (default: 127.0.0.1:27017)").StringVar(&AddMongoDB.Address)
AddMongoDBC.Flag("node-id", "Node ID (default is autodetected)").StringVar(&AddMongoDB.NodeID)
AddMongoDBC.Flag("pmm-agent-id", "The pmm-agent identifier which runs this instance (default is autodetected)").StringVar(&AddMongoDB.PMMAgentID)
AddMongoDBC.Flag("username", "MongoDB username").StringVar(&AddMongoDB.Username)
AddMongoDBC.Flag("password", "MongoDB password").StringVar(&AddMongoDB.Password)
AddMongoDBC.Flag("agent-password", "Custom password for /metrics endpoint").StringVar(&AddMongoDB.AgentPassword)
AddMongoDBC.Flag("credentials-source", "Credentials provider").StringVar(&AddMongoDB.CredentialsSource)
querySources := []string{mongodbQuerySourceProfiler, mongodbQuerySourceNone} // TODO add "auto"
querySourceHelp := fmt.Sprintf("Source of queries, one of: %s (default: %s)", strings.Join(querySources, ", "), querySources[0])
AddMongoDBC.Flag("query-source", querySourceHelp).Default(querySources[0]).EnumVar(&AddMongoDB.QuerySource, querySources...)
AddMongoDBC.Flag("environment", "Environment name").StringVar(&AddMongoDB.Environment)
AddMongoDBC.Flag("cluster", "Cluster name").StringVar(&AddMongoDB.Cluster)
AddMongoDBC.Flag("replication-set", "Replication set name").StringVar(&AddMongoDB.ReplicationSet)
AddMongoDBC.Flag("custom-labels", "Custom user-assigned labels").StringVar(&AddMongoDB.CustomLabels)
AddMongoDBC.Flag("skip-connection-check", "Skip connection check").BoolVar(&AddMongoDB.SkipConnectionCheck)
AddMongoDBC.Flag("tls", "Use TLS to connect to the database").BoolVar(&AddMongoDB.TLS)
AddMongoDBC.Flag("tls-skip-verify", "Skip TLS certificates validation").BoolVar(&AddMongoDB.TLSSkipVerify)
AddMongoDBC.Flag("tls-certificate-key-file", "Path to TLS certificate PEM file").StringVar(&AddMongoDB.TLSCertificateKeyFile)
AddMongoDBC.Flag("tls-certificate-key-file-password", "Password for certificate").StringVar(&AddMongoDB.TLSCertificateKeyFilePassword)
AddMongoDBC.Flag("tls-ca-file", "Path to certificate authority file").StringVar(&AddMongoDB.TLSCaFile)
AddMongoDBC.Flag("authentication-mechanism", "Authentication mechanism. Default is empty. Use MONGODB-X509 for ssl certificates").
StringVar(&AddMongoDB.AuthenticationMechanism)
AddMongoDBC.Flag("authentication-database", "Authentication database. Default is empty. Use $external for ssl certificates").
StringVar(&AddMongoDB.AuthenticationDatabase)
AddMongoDBC.Flag("metrics-mode", "Metrics flow mode, can be push - agent will push metrics,"+
" pull - server scrape metrics from agent or auto - chosen by server.").
Default("auto").
EnumVar(&AddMongoDB.MetricsMode, metricsModes...)
AddMongoDBC.Flag("enable-all-collectors", "Enable all collectors").BoolVar(&AddMongoDB.EnableAllCollectors)
AddMongoDBC.Flag("disable-collectors", "Comma-separated list of collector names to exclude from exporter").StringVar(&AddMongoDB.DisableCollectors)
addGlobalFlags(AddMongoDBC)
AddMongoDBC.Flag("socket", "Path to socket").StringVar(&AddMongoDB.Socket)
AddMongoDBC.Flag("stats-collections", "Collections for collstats & indexstats").StringVar(&AddMongoDB.StatsCollections)
AddMongoDBC.Flag("max-collections-limit",
"Disable collstats, dbstats, topmetrics and indexstats if there are more than <n> collections. 0: No limit. Default is -1, which let PMM automatically set this value.").
Default("-1").Int32Var(&AddMongoDB.CollectionsLimit)
}