storj/cmd/satellite/billing.go

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// Copyright (C) 2020 Storj Labs, Inc.
// See LICENSE for copying information.
package main
import (
"context"
"strconv"
"strings"
"time"
"github.com/spf13/cobra"
"github.com/zeebo/errs"
"go.uber.org/zap"
"storj.io/common/storj"
"storj.io/common/uuid"
"storj.io/private/process"
"storj.io/storj/satellite"
"storj.io/storj/satellite/payments/stripecoinpayments"
"storj.io/storj/satellite/satellitedb"
)
func runBillingCmd(ctx context.Context, cmdFunc func(context.Context, *stripecoinpayments.Service, satellite.DB) error) error {
// Open SatelliteDB for the Payment Service
logger := zap.L()
db, err := satellitedb.Open(ctx, logger.Named("db"), runCfg.Database, satellitedb.Options{ApplicationName: "satellite-billing"})
if err != nil {
return errs.New("error connecting to master database on satellite: %+v", err)
}
defer func() {
err = errs.Combine(err, db.Close())
}()
payments, err := setupPayments(logger, db)
if err != nil {
return err
}
return cmdFunc(ctx, payments, db)
}
func setupPayments(log *zap.Logger, db satellite.DB) (*stripecoinpayments.Service, error) {
pc := runCfg.Payments
var stripeClient stripecoinpayments.StripeClient
switch pc.Provider {
default:
stripeClient = stripecoinpayments.NewStripeMock(
storj.NodeID{},
db.StripeCoinPayments().Customers(),
db.Console().Users(),
)
case "stripecoinpayments":
stripeClient = stripecoinpayments.NewStripeClient(log, pc.StripeCoinPayments)
}
return stripecoinpayments.NewService(
log.Named("payments.stripe:service"),
stripeClient,
pc.StripeCoinPayments,
db.StripeCoinPayments(),
db.Console().Projects(),
db.ProjectAccounting(),
pc.StorageTBPrice,
pc.EgressTBPrice,
pc.SegmentPrice,
pc.BonusRate)
}
// parseBillingPeriodFromString parses provided date string and returns corresponding time.Time.
func parseBillingPeriod(s string) (time.Time, error) {
values := strings.Split(s, "/")
if len(values) != 2 {
return time.Time{}, errs.New("invalid date format %s, use mm/yyyy", s)
}
month, err := strconv.ParseInt(values[0], 10, 64)
if err != nil {
return time.Time{}, errs.New("can not parse month: %v", err)
}
year, err := strconv.ParseInt(values[1], 10, 64)
if err != nil {
return time.Time{}, errs.New("can not parse year: %v", err)
}
date := time.Date(int(year), time.Month(month), 1, 0, 0, 0, 0, time.UTC)
if date.Year() != int(year) || date.Month() != time.Month(month) || date.Day() != 1 {
return date, errs.New("dates mismatch have %s result %s", s, date)
}
return date, nil
}
// userData contains the uuid and email of a satellite user.
type userData struct {
ID uuid.UUID
Email string
SignupPromoCode string
}
// generateStripeCustomers creates missing stripe-customers for users in our database.
func generateStripeCustomers(ctx context.Context) (err error) {
return runBillingCmd(ctx, func(ctx context.Context, payments *stripecoinpayments.Service, db satellite.DB) error {
accounts := payments.Accounts()
cusDB := db.StripeCoinPayments().Customers().Raw()
rows, err := cusDB.Query(ctx, "SELECT id, email, signup_promo_code FROM users WHERE id NOT IN (SELECT user_id from stripe_customers) AND users.status=1")
if err != nil {
return err
}
defer func() {
err = errs.Combine(err, rows.Close())
}()
var n int64
for rows.Next() {
n++
var user userData
err := rows.Scan(&user.ID, &user.Email)
if err != nil {
return err
}
_, err = accounts.Setup(ctx, user.ID, user.Email, user.SignupPromoCode)
if err != nil {
return err
}
}
zap.L().Info("Ensured Stripe-Customer", zap.Int64("created", n))
return err
})
}
func cmdApplyFreeTierCoupons(cmd *cobra.Command, args []string) (err error) {
ctx, _ := process.Ctx(cmd)
return runBillingCmd(ctx, func(ctx context.Context, payments *stripecoinpayments.Service, _ satellite.DB) error {
return payments.ApplyFreeTierCoupons(ctx)
})
}