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recordwants.go
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recordwants.go
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package main
import (
"flag"
"fmt"
"io/ioutil"
"log"
"math"
"time"
pbgd "github.com/brotherlogic/godiscogs/proto"
"github.com/brotherlogic/goserver"
"github.com/brotherlogic/goserver/utils"
"github.com/prometheus/client_golang/prometheus"
"github.com/prometheus/client_golang/prometheus/promauto"
"golang.org/x/net/context"
"google.golang.org/grpc"
pbgh "github.com/brotherlogic/githubcard/proto"
pbg "github.com/brotherlogic/goserver/proto"
rapb "github.com/brotherlogic/recordadder/proto"
rbpb "github.com/brotherlogic/recordbudget/proto"
pbrc "github.com/brotherlogic/recordcollection/proto"
rcpb "github.com/brotherlogic/recordcollection/proto"
pb "github.com/brotherlogic/recordwants/proto"
)
var (
//wants - the print queue
wants = promauto.NewGauge(prometheus.GaugeOpts{
Name: "recordwants_total_wants",
Help: "The size of the wants queue",
})
covered = promauto.NewGauge(prometheus.GaugeOpts{
Name: "recordwants_total_done",
Help: "The size of the wants queue",
})
lists = promauto.NewGauge(prometheus.GaugeOpts{
Name: "recordwants_num_lists",
Help: "The size of the wants queue",
})
)
const (
// KEY - where the wants are stored
KEY = "/github.com/brotherlogic/recordwants/config"
)
type alerter interface {
alert(ctx context.Context, want *pb.MasterWant, c, total int)
}
type prodAlerter struct {
dial func(ctx context.Context, server string) (*grpc.ClientConn, error)
}
func (p *prodAlerter) alert(ctx context.Context, want *pb.MasterWant, c, total int) {
conn, err := p.dial(ctx, "githubcard")
if err == nil {
defer conn.Close()
client := pbgh.NewGithubClient(conn)
client.AddIssue(ctx, &pbgh.Issue{Service: "recordwants", Title: fmt.Sprintf("Want Processing Needed!"), Body: fmt.Sprintf("%v/%v - %v", c, total, want)}, grpc.FailFast(false))
}
}
type recordAdder interface {
getAdds(ctx context.Context) ([]int32, error)
}
type prodRecordAdder struct {
dial func(ctx context.Context, server string) (*grpc.ClientConn, error)
}
func (p *prodRecordAdder) getAdds(ctx context.Context) ([]int32, error) {
conn, err := p.dial(ctx, "recordadder")
if err != nil {
return []int32{}, err
}
defer conn.Close()
client := rapb.NewAddRecordServiceClient(conn)
resp, err := client.ListQueue(ctx, &rapb.ListQueueRequest{})
if err != nil {
return []int32{}, err
}
nums := []int32{}
for _, add := range resp.GetRequests() {
nums = append(nums, add.GetId())
}
return nums, err
}
type recordGetter interface {
getAllRecords(ctx context.Context, id int32) ([]int32, error)
getRecordsSince(ctx context.Context, since int64) ([]int32, error)
getRecords(ctx context.Context, id int32) ([]int32, error)
getRecord(ctx context.Context, id int32) (*pbrc.Record, error)
getWants(ctx context.Context) ([]*pbrc.Want, error)
unwant(ctx context.Context, want *pb.MasterWant) error
want(ctx context.Context, want *pb.MasterWant) error
updateBudget(ctx context.Context, iid int32, budget string) error
}
type prodGetter struct {
dial func(ctx context.Context, server string) (*grpc.ClientConn, error)
Log func(ctx context.Context, message string)
lastWant time.Time
}
func (p *prodGetter) updateBudget(ctx context.Context, iid int32, budget string) error {
conn, err := p.dial(ctx, "recordcollection")
if err != nil {
return err
}
defer conn.Close()
client := pbrc.NewRecordCollectionServiceClient(conn)
_, err = client.UpdateRecord(ctx, &pbrc.UpdateRecordRequest{
Reason: "Setting budget",
Update: &pbrc.Record{
Release: &pbgd.Release{InstanceId: iid},
Metadata: &pbrc.ReleaseMetadata{PurchaseBudget: budget},
},
})
return err
}
func (p *prodGetter) getRecordsSince(ctx context.Context, since int64) ([]int32, error) {
conn, err := p.dial(ctx, "recordcollection")
if err != nil {
return []int32{}, err
}
defer conn.Close()
client := pbrc.NewRecordCollectionServiceClient(conn)
resp, err := client.QueryRecords(ctx, &pbrc.QueryRecordsRequest{Query: &pbrc.QueryRecordsRequest_UpdateTime{since}})
if err != nil {
return []int32{}, err
}
return resp.GetInstanceIds(), err
}
func (p *prodGetter) getRecords(ctx context.Context, id int32) ([]int32, error) {
conn, err := p.dial(ctx, "recordcollection")
if err != nil {
return []int32{}, err
}
defer conn.Close()
client := pbrc.NewRecordCollectionServiceClient(conn)
resp, err := client.QueryRecords(ctx, &pbrc.QueryRecordsRequest{Query: &pbrc.QueryRecordsRequest_ReleaseId{id}})
if err != nil {
return []int32{}, err
}
return resp.GetInstanceIds(), err
}
func (p *prodGetter) getAllRecords(ctx context.Context, id int32) ([]int32, error) {
conn, err := p.dial(ctx, "recordcollection")
if err != nil {
return []int32{}, err
}
defer conn.Close()
client := pbrc.NewRecordCollectionServiceClient(conn)
resp, err := client.GetRecord(ctx, &pbrc.GetRecordRequest{ReleaseId: id})
if err != nil {
return []int32{}, err
}
return resp.GetRecord().GetRelease().GetOtherVersions(), nil
}
func (p *prodGetter) getRecord(ctx context.Context, instanceID int32) (*pbrc.Record, error) {
conn, err := p.dial(ctx, "recordcollection")
if err != nil {
return nil, err
}
defer conn.Close()
client := pbrc.NewRecordCollectionServiceClient(conn)
resp, err := client.GetRecord(ctx, &pbrc.GetRecordRequest{InstanceId: instanceID})
if err != nil {
return nil, err
}
return resp.GetRecord(), err
}
func (p *prodGetter) getWants(ctx context.Context) ([]*pbrc.Want, error) {
conn, err := p.dial(ctx, "recordcollection")
if err != nil {
return nil, err
}
defer conn.Close()
client := pbrc.NewRecordCollectionServiceClient(conn)
resp, err := client.GetWants(ctx, &pbrc.GetWantsRequest{})
if err != nil {
return nil, err
}
return resp.GetWants(), nil
}
func (p *prodGetter) unwant(ctx context.Context, want *pb.MasterWant) error {
time.Sleep(time.Second)
conn, err := p.dial(ctx, "recordcollection")
if err != nil {
return err
}
defer conn.Close()
client := pbrc.NewRecordCollectionServiceClient(conn)
_, err = client.UpdateWant(ctx, &pbrc.UpdateWantRequest{Update: &pbrc.Want{ReleaseId: want.GetRelease().GetId()}, Remove: true})
if err == nil {
want.Active = false
}
return err
}
func (p *prodGetter) want(ctx context.Context, want *pb.MasterWant) error {
time.Sleep(time.Second)
conn, err := p.dial(ctx, "recordcollection")
if err != nil {
return err
}
defer conn.Close()
client := pbrc.NewRecordCollectionServiceClient(conn)
_, err = client.UpdateWant(ctx, &pbrc.UpdateWantRequest{Update: &pbrc.Want{ReleaseId: want.GetRelease().GetId()}})
if err == nil {
want.Active = true
}
return err
}
// Server main server type
type Server struct {
*goserver.GoServer
recordGetter recordGetter
alerter alerter
lastRun time.Time
lastProc int32
lastPull int32
pull string
mmonth int32
lastUnwant string
budgetPull time.Duration
recordAdder recordAdder
testing bool
bCache map[string]*budgetCache
}
type budgetCache struct {
timestamp time.Time
amount int32
}
// Init builds the server
func Init() *Server {
s := &Server{
&goserver.GoServer{},
&prodGetter{},
&prodAlerter{},
time.Now(),
-1,
-1,
"",
0,
"",
0,
&prodRecordAdder{},
false,
make(map[string]*budgetCache),
}
s.recordGetter = &prodGetter{dial: s.FDialServer, Log: s.CtxLog}
s.alerter = &prodAlerter{dial: s.FDialServer}
s.recordAdder = &prodRecordAdder{dial: s.FDialServer}
return s
}
func (s *Server) save(ctx context.Context, config *pb.Config) error {
return s.KSclient.Save(ctx, KEY, config)
}
func (s *Server) load(ctx context.Context) (*pb.Config, error) {
config := &pb.Config{}
data, _, err := s.KSclient.Read(ctx, KEY, config)
if err != nil {
return nil, err
}
//Clean out the wants here
config = data.(*pb.Config)
s.metrics(config)
for _, want := range config.GetWants() {
if want.GetRetireTime() > math.MaxInt32 {
want.RetireTime = math.MaxInt32
}
if want.GetDesiredState() == pb.MasterWant_STATE_UNKNOWN {
want.DesiredState = pb.MasterWant_UNWANTED
}
}
return config, err
}
// DoRegister does RPC registration
func (s *Server) DoRegister(server *grpc.Server) {
pb.RegisterWantServiceServer(server, s)
rcpb.RegisterClientUpdateServiceServer(server, s)
}
// ReportHealth alerts if we're not healthy
func (s *Server) ReportHealth() bool {
return true
}
// Shutdown close the server
func (s *Server) Shutdown(ctx context.Context) error {
return nil
}
// Mote promotes/demotes this server
func (s *Server) Mote(ctx context.Context, master bool) error {
return nil
}
func (s *Server) getBudget(ctx context.Context, budget string) (int32, error) {
if s.testing {
s.RaiseIssue("Testing in Prod", "You Fool")
return 0, nil
}
if val, ok := s.bCache[budget]; ok && time.Since(val.timestamp) < time.Hour {
return val.amount, nil
}
conn, err := s.FDialServer(ctx, "recordbudget")
if err != nil {
return 0, err
}
defer conn.Close()
client := rbpb.NewRecordBudgetServiceClient(conn)
budg, err := client.GetBudget(ctx, &rbpb.GetBudgetRequest{Budget: budget})
if err != nil {
return 0, err
}
if budg.GetChosenBudget().GetType() == rbpb.BudgetType_INFINITE {
s.bCache[budget] = &budgetCache{timestamp: time.Now(), amount: math.MaxInt32}
} else {
s.bCache[budget] = &budgetCache{timestamp: time.Now(), amount: budg.GetChosenBudget().GetRemaining()}
}
return s.bCache[budget].amount, nil
}
// GetState gets the state of the server
func (s *Server) GetState() []*pbg.State {
return []*pbg.State{}
}
func main() {
var quiet = flag.Bool("quiet", false, "Show all output")
var clear = flag.Bool("clear_suuper", false, "Clears all super wants")
flag.Parse()
//Turn off logging
if *quiet {
log.SetFlags(0)
log.SetOutput(ioutil.Discard)
}
server := Init()
server.PrepServer("recordwants")
server.Register = server
err := server.RegisterServerV2(false)
if err != nil {
return
}
if *clear {
ctx, cancel := utils.BuildContext("recordwants", "recordwants")
defer cancel()
config, err := server.load(ctx)
if err != nil {
log.Fatalf("Unable to read wants: %v", err)
}
for _, w := range config.Wants {
w.Superwant = false
}
server.save(ctx, config)
log.Fatalf("Saved out cleared wants")
}
server.Serve()
}