boulder/cmd/email-exporter/main.go

120 lines
4.1 KiB
Go

package notmain
import (
"context"
"flag"
"os"
"github.com/letsencrypt/boulder/cmd"
"github.com/letsencrypt/boulder/email"
emailpb "github.com/letsencrypt/boulder/email/proto"
bgrpc "github.com/letsencrypt/boulder/grpc"
)
// Config holds the configuration for the email-exporter service.
type Config struct {
EmailExporter struct {
cmd.ServiceConfig
// PerDayLimit enforces the daily request limit imposed by the Pardot
// API. The total daily limit, which varies based on the Salesforce
// Pardot subscription tier, must be distributed among all
// email-exporter instances. For more information, see:
// https://developer.salesforce.com/docs/marketing/pardot/guide/overview.html?q=rate+limits#daily-requests-limits
PerDayLimit float64 `validate:"required,min=1"`
// MaxConcurrentRequests enforces the concurrent request limit imposed
// by the Pardot API. This limit must be distributed among all
// email-exporter instances and be proportional to each instance's
// PerDayLimit. For example, if the total daily limit is 50,000 and one
// instance is assigned 40% (20,000 requests), it should also receive
// 40% of the max concurrent requests (2 out of 5). For more
// information, see:
// https://developer.salesforce.com/docs/marketing/pardot/guide/overview.html?q=rate+limits#concurrent-requests
MaxConcurrentRequests int `validate:"required,min=1,max=5"`
// PardotBusinessUnit is the Pardot business unit to use.
PardotBusinessUnit string `validate:"required"`
// ClientId is the OAuth API client ID provided by Salesforce.
ClientId cmd.PasswordConfig
// ClientSecret is the OAuth API client secret provided by Salesforce.
ClientSecret cmd.PasswordConfig
// SalesforceBaseURL is the base URL for the Salesforce API. (e.g.,
// "https://login.salesforce.com")
SalesforceBaseURL string `validate:"required"`
// PardotBaseURL is the base URL for the Pardot API. (e.g.,
// "https://pi.pardot.com")
PardotBaseURL string `validate:"required"`
}
Syslog cmd.SyslogConfig
OpenTelemetry cmd.OpenTelemetryConfig
}
func main() {
configFile := flag.String("config", "", "Path to configuration file")
grpcAddr := flag.String("addr", "", "gRPC listen address override")
debugAddr := flag.String("debug-addr", "", "Debug server address override")
flag.Parse()
if *configFile == "" {
flag.Usage()
os.Exit(1)
}
var c Config
err := cmd.ReadConfigFile(*configFile, &c)
cmd.FailOnError(err, "Reading JSON config file into config structure")
if *grpcAddr != "" {
c.EmailExporter.ServiceConfig.GRPC.Address = *grpcAddr
}
if *debugAddr != "" {
c.EmailExporter.ServiceConfig.DebugAddr = *debugAddr
}
scope, logger, oTelShutdown := cmd.StatsAndLogging(c.Syslog, c.OpenTelemetry, c.EmailExporter.ServiceConfig.DebugAddr)
defer oTelShutdown(context.Background())
logger.Info(cmd.VersionString())
clk := cmd.Clock()
clientId, err := c.EmailExporter.ClientId.Pass()
cmd.FailOnError(err, "Loading clientId")
clientSecret, err := c.EmailExporter.ClientSecret.Pass()
cmd.FailOnError(err, "Loading clientSecret")
pardotClient, err := email.NewPardotClientImpl(
clk,
c.EmailExporter.PardotBusinessUnit,
clientId,
clientSecret,
c.EmailExporter.SalesforceBaseURL,
c.EmailExporter.PardotBaseURL,
)
cmd.FailOnError(err, "Creating Pardot API client")
exporterServer := email.NewExporterImpl(pardotClient, c.EmailExporter.PerDayLimit, c.EmailExporter.MaxConcurrentRequests, scope, logger)
tlsConfig, err := c.EmailExporter.TLS.Load(scope)
cmd.FailOnError(err, "Loading email-exporter TLS config")
daemonCtx, shutdownExporterServer := context.WithCancel(context.Background())
go exporterServer.Start(daemonCtx)
start, err := bgrpc.NewServer(c.EmailExporter.GRPC, logger).Add(
&emailpb.Exporter_ServiceDesc, exporterServer).Build(tlsConfig, scope, clk)
cmd.FailOnError(err, "Configuring email-exporter gRPC server")
err = start()
shutdownExporterServer()
exporterServer.Drain()
cmd.FailOnError(err, "email-exporter gRPC service failed to start")
}
func init() {
cmd.RegisterCommand("email-exporter", main, &cmd.ConfigValidator{Config: &Config{}})
}