woodpecker/server/grpc/rpc.go
Lukas fac0e16996
Add linter staticcheck (#535)
* Add linter staticcheck

Co-authored-by: 6543 <6543@obermui.de>
2021-11-25 17:15:36 +01:00

624 lines
17 KiB
Go

// Copyright 2018 Drone.IO Inc.
// Copyright 2021 Informatyka Boguslawski sp. z o.o. sp.k., http://www.ib.pl/
//
// 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.
//
// This file has been modified by Informatyka Boguslawski sp. z o.o. sp.k.
package grpc
import (
"bytes"
"context"
"encoding/json"
"fmt"
"strconv"
"github.com/rs/zerolog/log"
"github.com/prometheus/client_golang/prometheus"
"github.com/prometheus/client_golang/prometheus/promauto"
grpcMetadata "google.golang.org/grpc/metadata"
"github.com/woodpecker-ci/expr"
"github.com/woodpecker-ci/woodpecker/pipeline/rpc"
"github.com/woodpecker-ci/woodpecker/pipeline/rpc/proto"
"github.com/woodpecker-ci/woodpecker/server"
"github.com/woodpecker-ci/woodpecker/server/logging"
"github.com/woodpecker-ci/woodpecker/server/model"
"github.com/woodpecker-ci/woodpecker/server/pubsub"
"github.com/woodpecker-ci/woodpecker/server/queue"
"github.com/woodpecker-ci/woodpecker/server/remote"
"github.com/woodpecker-ci/woodpecker/server/shared"
"github.com/woodpecker-ci/woodpecker/server/store"
)
type RPC struct {
remote remote.Remote
queue queue.Queue
pubsub pubsub.Publisher
logger logging.Log
store store.Store
host string
buildTime *prometheus.GaugeVec
buildCount *prometheus.CounterVec
}
// Next implements the rpc.Next function
func (s *RPC) Next(c context.Context, filter rpc.Filter) (*rpc.Pipeline, error) {
metadata, ok := grpcMetadata.FromIncomingContext(c)
if ok {
hostname, ok := metadata["hostname"]
if ok && len(hostname) != 0 {
log.Debug().Msgf("agent connected: %s: polling", hostname[0])
}
}
fn, err := createFilterFunc(filter)
if err != nil {
return nil, err
}
for {
task, err := s.queue.Poll(c, fn)
if err != nil {
return nil, err
} else if task == nil {
return nil, nil
}
if task.ShouldRun() {
pipeline := new(rpc.Pipeline)
err = json.Unmarshal(task.Data, pipeline)
return pipeline, err
} else {
if err := s.Done(c, task.ID, rpc.State{}); err != nil {
log.Error().Err(err).Msgf("mark task '%s' done failed", task.ID)
}
}
}
}
// Wait implements the rpc.Wait function
func (s *RPC) Wait(c context.Context, id string) error {
return s.queue.Wait(c, id)
}
// Extend implements the rpc.Extend function
func (s *RPC) Extend(c context.Context, id string) error {
return s.queue.Extend(c, id)
}
// Update implements the rpc.Update function
func (s *RPC) Update(c context.Context, id string, state rpc.State) error {
procID, err := strconv.ParseInt(id, 10, 64)
if err != nil {
return err
}
pproc, err := s.store.ProcLoad(procID)
if err != nil {
log.Error().Msgf("error: rpc.update: cannot find pproc with id %d: %s", procID, err)
return err
}
build, err := s.store.GetBuild(pproc.BuildID)
if err != nil {
log.Error().Msgf("error: cannot find build with id %d: %s", pproc.BuildID, err)
return err
}
proc, err := s.store.ProcChild(build, pproc.PID, state.Proc)
if err != nil {
log.Error().Msgf("error: cannot find proc with name %s: %s", state.Proc, err)
return err
}
metadata, ok := grpcMetadata.FromIncomingContext(c)
if ok {
hostname, ok := metadata["hostname"]
if ok && len(hostname) != 0 {
proc.Machine = hostname[0]
}
}
repo, err := s.store.GetRepo(build.RepoID)
if err != nil {
log.Error().Msgf("error: cannot find repo with id %d: %s", build.RepoID, err)
return err
}
if _, err = shared.UpdateProcStatus(s.store, *proc, state, build.Started); err != nil {
log.Error().Msgf("error: rpc.update: cannot update proc: %s", err)
}
build.Procs, _ = s.store.ProcList(build)
build.Procs = model.Tree(build.Procs)
message := pubsub.Message{
Labels: map[string]string{
"repo": repo.FullName,
"private": strconv.FormatBool(repo.IsSCMPrivate),
},
}
message.Data, _ = json.Marshal(model.Event{
Repo: *repo,
Build: *build,
})
if err := s.pubsub.Publish(c, "topic/events", message); err != nil {
log.Error().Err(err).Msg("can not publish proc list to")
}
return nil
}
// Upload implements the rpc.Upload function
func (s *RPC) Upload(c context.Context, id string, file *rpc.File) error {
procID, err := strconv.ParseInt(id, 10, 64)
if err != nil {
return err
}
pproc, err := s.store.ProcLoad(procID)
if err != nil {
log.Error().Msgf("error: cannot find parent proc with id %d: %s", procID, err)
return err
}
build, err := s.store.GetBuild(pproc.BuildID)
if err != nil {
log.Error().Msgf("error: cannot find build with id %d: %s", pproc.BuildID, err)
return err
}
proc, err := s.store.ProcChild(build, pproc.PID, file.Proc)
if err != nil {
log.Error().Msgf("error: cannot find child proc with name %s: %s", file.Proc, err)
return err
}
if file.Mime == "application/json+logs" {
return s.store.LogSave(
proc,
bytes.NewBuffer(file.Data),
)
}
report := &model.File{
BuildID: proc.BuildID,
ProcID: proc.ID,
PID: proc.PID,
Mime: file.Mime,
Name: file.Name,
Size: file.Size,
Time: file.Time,
}
if d, ok := file.Meta["X-Tests-Passed"]; ok {
report.Passed, _ = strconv.Atoi(d)
}
if d, ok := file.Meta["X-Tests-Failed"]; ok {
report.Failed, _ = strconv.Atoi(d)
}
if d, ok := file.Meta["X-Tests-Skipped"]; ok {
report.Skipped, _ = strconv.Atoi(d)
}
if d, ok := file.Meta["X-Checks-Passed"]; ok {
report.Passed, _ = strconv.Atoi(d)
}
if d, ok := file.Meta["X-Checks-Failed"]; ok {
report.Failed, _ = strconv.Atoi(d)
}
if d, ok := file.Meta["X-Coverage-Lines"]; ok {
report.Passed, _ = strconv.Atoi(d)
}
if d, ok := file.Meta["X-Coverage-Total"]; ok {
if total, _ := strconv.Atoi(d); total != 0 {
report.Failed = total - report.Passed
}
}
return server.Config.Storage.Files.FileCreate(
report,
bytes.NewBuffer(file.Data),
)
}
// Init implements the rpc.Init function
func (s *RPC) Init(c context.Context, id string, state rpc.State) error {
procID, err := strconv.ParseInt(id, 10, 64)
if err != nil {
return err
}
proc, err := s.store.ProcLoad(procID)
if err != nil {
log.Error().Msgf("error: cannot find proc with id %d: %s", procID, err)
return err
}
metadata, ok := grpcMetadata.FromIncomingContext(c)
if ok {
hostname, ok := metadata["hostname"]
if ok && len(hostname) != 0 {
proc.Machine = hostname[0]
}
}
build, err := s.store.GetBuild(proc.BuildID)
if err != nil {
log.Error().Msgf("error: cannot find build with id %d: %s", proc.BuildID, err)
return err
}
repo, err := s.store.GetRepo(build.RepoID)
if err != nil {
log.Error().Msgf("error: cannot find repo with id %d: %s", build.RepoID, err)
return err
}
if build.Status == model.StatusPending {
if build, err = shared.UpdateToStatusRunning(s.store, *build, state.Started); err != nil {
log.Error().Msgf("error: init: cannot update build_id %d state: %s", build.ID, err)
}
}
defer func() {
build.Procs, _ = s.store.ProcList(build)
message := pubsub.Message{
Labels: map[string]string{
"repo": repo.FullName,
"private": strconv.FormatBool(repo.IsSCMPrivate),
},
}
message.Data, _ = json.Marshal(model.Event{
Repo: *repo,
Build: *build,
})
if err := s.pubsub.Publish(c, "topic/events", message); err != nil {
log.Error().Err(err).Msg("can not publish proc list to")
}
}()
_, err = shared.UpdateProcToStatusStarted(s.store, *proc, state)
return err
}
// Done implements the rpc.Done function
func (s *RPC) Done(c context.Context, id string, state rpc.State) error {
procID, err := strconv.ParseInt(id, 10, 64)
if err != nil {
return err
}
proc, err := s.store.ProcLoad(procID)
if err != nil {
log.Error().Msgf("error: cannot find proc with id %d: %s", procID, err)
return err
}
build, err := s.store.GetBuild(proc.BuildID)
if err != nil {
log.Error().Msgf("error: cannot find build with id %d: %s", proc.BuildID, err)
return err
}
repo, err := s.store.GetRepo(build.RepoID)
if err != nil {
log.Error().Msgf("error: cannot find repo with id %d: %s", build.RepoID, err)
return err
}
if proc, err = shared.UpdateProcStatusToDone(s.store, *proc, state); err != nil {
log.Error().Msgf("error: done: cannot update proc_id %d state: %s", proc.ID, err)
}
var queueErr error
if proc.Failing() {
queueErr = s.queue.Error(c, id, fmt.Errorf("Proc finished with exitcode %d, %s", state.ExitCode, state.Error))
} else {
queueErr = s.queue.Done(c, id, proc.State)
}
if queueErr != nil {
log.Error().Msgf("error: done: cannot ack proc_id %d: %s", procID, err)
}
procs, _ := s.store.ProcList(build)
s.completeChildrenIfParentCompleted(procs, proc)
if !isThereRunningStage(procs) {
if build, err = shared.UpdateStatusToDone(s.store, *build, buildStatus(procs), proc.Stopped); err != nil {
log.Error().Msgf("error: done: cannot update build_id %d final state: %s", build.ID, err)
}
if !isMultiPipeline(procs) {
s.updateRemoteStatus(c, repo, build, nil)
}
}
if isMultiPipeline(procs) {
s.updateRemoteStatus(c, repo, build, proc)
}
if err := s.logger.Close(c, id); err != nil {
log.Error().Msgf("error: done: cannot close build_id %d logger: %s", proc.ID, err)
}
s.notify(c, repo, build, procs)
if build.Status == model.StatusSuccess || build.Status == model.StatusFailure {
s.buildCount.WithLabelValues(repo.FullName, build.Branch, string(build.Status), "total").Inc()
s.buildTime.WithLabelValues(repo.FullName, build.Branch, string(build.Status), "total").Set(float64(build.Finished - build.Started))
}
if isMultiPipeline(procs) {
s.buildTime.WithLabelValues(repo.FullName, build.Branch, string(proc.State), proc.Name).Set(float64(proc.Stopped - proc.Started))
}
return nil
}
func isMultiPipeline(procs []*model.Proc) bool {
countPPIDZero := 0
for _, proc := range procs {
if proc.PPID == 0 {
countPPIDZero++
}
}
return countPPIDZero > 1
}
// Log implements the rpc.Log function
func (s *RPC) Log(c context.Context, id string, line *rpc.Line) error {
entry := new(logging.Entry)
entry.Data, _ = json.Marshal(line)
if err := s.logger.Write(c, id, entry); err != nil {
log.Error().Err(err).Msgf("rpc server could not write to logger")
}
return nil
}
func (s *RPC) completeChildrenIfParentCompleted(procs []*model.Proc, completedProc *model.Proc) {
for _, p := range procs {
if p.Running() && p.PPID == completedProc.PID {
if _, err := shared.UpdateProcToStatusSkipped(s.store, *p, completedProc.Stopped); err != nil {
log.Error().Msgf("error: done: cannot update proc_id %d child state: %s", p.ID, err)
}
}
}
}
func isThereRunningStage(procs []*model.Proc) bool {
for _, p := range procs {
if p.PPID == 0 {
if p.Running() {
return true
}
}
}
return false
}
func buildStatus(procs []*model.Proc) model.StatusValue {
status := model.StatusSuccess
for _, p := range procs {
if p.PPID == 0 {
if p.Failing() {
status = p.State
}
}
}
return status
}
func (s *RPC) updateRemoteStatus(ctx context.Context, repo *model.Repo, build *model.Build, proc *model.Proc) {
user, err := s.store.GetUser(repo.UserID)
if err == nil {
if refresher, ok := s.remote.(remote.Refresher); ok {
ok, err := refresher.Refresh(ctx, user)
if err != nil {
log.Error().Err(err).Msgf("grpc: refresh oauth token of user '%s' failed", user.Login)
} else if ok {
if err := s.store.UpdateUser(user); err != nil {
log.Error().Err(err).Msg("fail to save user to store after refresh oauth token")
}
}
}
uri := fmt.Sprintf("%s/%s/%d", server.Config.Server.Host, repo.FullName, build.Number)
err = s.remote.Status(ctx, user, repo, build, uri, proc)
if err != nil {
log.Error().Msgf("error setting commit status for %s/%d: %v", repo.FullName, build.Number, err)
}
}
}
func (s *RPC) notify(c context.Context, repo *model.Repo, build *model.Build, procs []*model.Proc) {
build.Procs = model.Tree(procs)
message := pubsub.Message{
Labels: map[string]string{
"repo": repo.FullName,
"private": strconv.FormatBool(repo.IsSCMPrivate),
},
}
message.Data, _ = json.Marshal(model.Event{
Repo: *repo,
Build: *build,
})
if err := s.pubsub.Publish(c, "topic/events", message); err != nil {
log.Error().Err(err).Msgf("grpc could not notify event: '%v'", message)
}
}
func createFilterFunc(filter rpc.Filter) (queue.Filter, error) {
var st *expr.Selector
var err error
if filter.Expr != "" {
st, err = expr.ParseString(filter.Expr)
if err != nil {
return nil, err
}
}
return func(task *queue.Task) bool {
if st != nil {
match, _ := st.Eval(expr.NewRow(task.Labels))
return match
}
for k, v := range filter.Labels {
if task.Labels[k] != v {
return false
}
}
return true
}, nil
}
//
//
//
// WoodpeckerServer is a grpc server implementation.
type WoodpeckerServer struct {
proto.UnimplementedWoodpeckerServer
peer RPC
}
func NewWoodpeckerServer(remote remote.Remote, queue queue.Queue, logger logging.Log, pubsub pubsub.Publisher, store store.Store, host string) *WoodpeckerServer {
buildTime := promauto.NewGaugeVec(prometheus.GaugeOpts{
Namespace: "woodpecker",
Name: "build_time",
Help: "Build time.",
}, []string{"repo", "branch", "status", "pipeline"})
buildCount := promauto.NewCounterVec(prometheus.CounterOpts{
Namespace: "woodpecker",
Name: "build_count",
Help: "Build count.",
}, []string{"repo", "branch", "status", "pipeline"})
peer := RPC{
remote: remote,
store: store,
queue: queue,
pubsub: pubsub,
logger: logger,
host: host,
buildTime: buildTime,
buildCount: buildCount,
}
return &WoodpeckerServer{peer: peer}
}
func (s *WoodpeckerServer) Next(c context.Context, req *proto.NextRequest) (*proto.NextReply, error) {
filter := rpc.Filter{
Labels: req.GetFilter().GetLabels(),
Expr: req.GetFilter().GetExpr(),
}
res := new(proto.NextReply)
pipeline, err := s.peer.Next(c, filter)
if err != nil {
return res, err
}
if pipeline == nil {
return res, err
}
res.Pipeline = new(proto.Pipeline)
res.Pipeline.Id = pipeline.ID
res.Pipeline.Timeout = pipeline.Timeout
res.Pipeline.Payload, _ = json.Marshal(pipeline.Config)
return res, err
}
func (s *WoodpeckerServer) Init(c context.Context, req *proto.InitRequest) (*proto.Empty, error) {
state := rpc.State{
Error: req.GetState().GetError(),
ExitCode: int(req.GetState().GetExitCode()),
Finished: req.GetState().GetFinished(),
Started: req.GetState().GetStarted(),
Proc: req.GetState().GetName(),
Exited: req.GetState().GetExited(),
}
res := new(proto.Empty)
err := s.peer.Init(c, req.GetId(), state)
return res, err
}
func (s *WoodpeckerServer) Update(c context.Context, req *proto.UpdateRequest) (*proto.Empty, error) {
state := rpc.State{
Error: req.GetState().GetError(),
ExitCode: int(req.GetState().GetExitCode()),
Finished: req.GetState().GetFinished(),
Started: req.GetState().GetStarted(),
Proc: req.GetState().GetName(),
Exited: req.GetState().GetExited(),
}
res := new(proto.Empty)
err := s.peer.Update(c, req.GetId(), state)
return res, err
}
func (s *WoodpeckerServer) Upload(c context.Context, req *proto.UploadRequest) (*proto.Empty, error) {
file := &rpc.File{
Data: req.GetFile().GetData(),
Mime: req.GetFile().GetMime(),
Name: req.GetFile().GetName(),
Proc: req.GetFile().GetProc(),
Size: int(req.GetFile().GetSize()),
Time: req.GetFile().GetTime(),
Meta: req.GetFile().GetMeta(),
}
res := new(proto.Empty)
err := s.peer.Upload(c, req.GetId(), file)
return res, err
}
func (s *WoodpeckerServer) Done(c context.Context, req *proto.DoneRequest) (*proto.Empty, error) {
state := rpc.State{
Error: req.GetState().GetError(),
ExitCode: int(req.GetState().GetExitCode()),
Finished: req.GetState().GetFinished(),
Started: req.GetState().GetStarted(),
Proc: req.GetState().GetName(),
Exited: req.GetState().GetExited(),
}
res := new(proto.Empty)
err := s.peer.Done(c, req.GetId(), state)
return res, err
}
func (s *WoodpeckerServer) Wait(c context.Context, req *proto.WaitRequest) (*proto.Empty, error) {
res := new(proto.Empty)
err := s.peer.Wait(c, req.GetId())
return res, err
}
func (s *WoodpeckerServer) Extend(c context.Context, req *proto.ExtendRequest) (*proto.Empty, error) {
res := new(proto.Empty)
err := s.peer.Extend(c, req.GetId())
return res, err
}
func (s *WoodpeckerServer) Log(c context.Context, req *proto.LogRequest) (*proto.Empty, error) {
line := &rpc.Line{
Out: req.GetLine().GetOut(),
Pos: int(req.GetLine().GetPos()),
Time: req.GetLine().GetTime(),
Proc: req.GetLine().GetProc(),
}
res := new(proto.Empty)
err := s.peer.Log(c, req.GetId(), line)
return res, err
}