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Code Issues Projects Releases Wiki Activity

removed unused packages

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This commit is contained in:
Brad Rydzewski 2016-09-27 20:30:28 -05:00
parent 584ec88b07
commit 778971eb68
31 changed files with 69 additions and 1120 deletions
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9
agent/agent.go
View file

@ -11,7 +11,6 @@ import (
"github.com/drone/drone/build"
"github.com/drone/drone/model"
"github.com/drone/drone/queue"
"github.com/drone/drone/version"
"github.com/drone/drone/yaml"
"github.com/drone/drone/yaml/expander"
@ -48,7 +47,7 @@ func (a *Agent) Poll() error {
return nil
}
func (a *Agent) Run(payload *queue.Work, cancel <-chan bool) error {
func (a *Agent) Run(payload *model.Work, cancel <-chan bool) error {
payload.Job.Status = model.StatusRunning
payload.Job.Started = time.Now().Unix()
@ -90,7 +89,7 @@ func (a *Agent) Run(payload *queue.Work, cancel <-chan bool) error {
return err
}
func (a *Agent) prep(w *queue.Work) (*yaml.Config, error) {
func (a *Agent) prep(w *model.Work) (*yaml.Config, error) {
envs := toEnv(w)
w.Yaml = expander.ExpandString(w.Yaml, envs)
@ -172,7 +171,7 @@ func (a *Agent) prep(w *queue.Work) (*yaml.Config, error) {
return conf, nil
}
func (a *Agent) exec(spec *yaml.Config, payload *queue.Work, cancel <-chan bool) error {
func (a *Agent) exec(spec *yaml.Config, payload *model.Work, cancel <-chan bool) error {
conf := build.Config{
Engine: a.Engine,
@ -231,7 +230,7 @@ func (a *Agent) exec(spec *yaml.Config, payload *queue.Work, cancel <-chan bool)
}
}
func toEnv(w *queue.Work) map[string]string {
func toEnv(w *model.Work) map[string]string {
envs := map[string]string{
"CI": "drone",
"DRONE": "true",

7
agent/updater.go
View file

@ -6,17 +6,16 @@ import (
"github.com/Sirupsen/logrus"
"github.com/drone/drone/build"
"github.com/drone/drone/model"
"github.com/drone/drone/queue"
"github.com/drone/mq/stomp"
)
// UpdateFunc handles buid pipeline status updates.
type UpdateFunc func(*queue.Work)
type UpdateFunc func(*model.Work)
// LoggerFunc handles buid pipeline logging updates.
type LoggerFunc func(*build.Line)
var NoopUpdateFunc = func(*queue.Work) {}
var NoopUpdateFunc = func(*model.Work) {}
var TermLoggerFunc = func(line *build.Line) {
fmt.Println(line)
@ -25,7 +24,7 @@ var TermLoggerFunc = func(line *build.Line) {
// NewClientUpdater returns an updater that sends updated build details
// to the drone server.
func NewClientUpdater(client *stomp.Client) UpdateFunc {
return func(w *queue.Work) {
return func(w *model.Work) {
err := client.SendJSON("/queue/updates", w)
if err != nil {
logrus.Errorf("Error updating %s/%s#%d.%d. %s",

39
bus/bus.go
View file

@ -1,39 +0,0 @@
package bus
//go:generate mockery -name Bus -output mock -case=underscore
// Bus represents an event bus implementation that
// allows a publisher to broadcast Event notifications
// to a list of subscribers.
type Bus interface {
// Publish broadcasts an event to all subscribers.
Publish(*Event)
// Subscribe adds the channel to the list of
// subscribers. Each subscriber in the list will
// receive broadcast events.
Subscribe(chan *Event)
// Unsubscribe removes the channel from the list
// of subscribers.
Unsubscribe(chan *Event)
}
//
// // Publish broadcasts an event to all subscribers.
// func Publish(c context.Context, event *Event) {
// FromContext(c).Publish(event)
// }
//
// // Subscribe adds the channel to the list of
// // subscribers. Each subscriber in the list will
// // receive broadcast events.
// func Subscribe(c context.Context, eventc chan *Event) {
// FromContext(c).Subscribe(eventc)
// }
//
// // Unsubscribe removes the channel from the
// // list of subscribers.
// func Unsubscribe(c context.Context, eventc chan *Event) {
// FromContext(c).Unsubscribe(eventc)
// }

46
bus/bus_impl.go
View file

@ -1,46 +0,0 @@
package bus
import (
"sync"
)
type eventbus struct {
sync.Mutex
subs map[chan *Event]bool
}
// New creates a simple event bus that manages a list of
// subscribers to which events are published.
func New() Bus {
return newEventbus()
}
func newEventbus() *eventbus {
return &eventbus{
subs: make(map[chan *Event]bool),
}
}
func (b *eventbus) Subscribe(c chan *Event) {
b.Lock()
b.subs[c] = true
b.Unlock()
}
func (b *eventbus) Unsubscribe(c chan *Event) {
b.Lock()
delete(b.subs, c)
b.Unlock()
}
func (b *eventbus) Publish(event *Event) {
b.Lock()
defer b.Unlock()
for s := range b.subs {
go func(c chan *Event) {
defer recover()
c <- event
}(s)
}
}

73
bus/bus_impl_test.go
View file

@ -1,73 +0,0 @@
package bus
import (
"sync"
"testing"
"github.com/drone/drone/model"
. "github.com/franela/goblin"
"github.com/gin-gonic/gin"
)
func TestBus(t *testing.T) {
g := Goblin(t)
g.Describe("Event bus", func() {
g.It("Should unsubscribe", func() {
c := new(gin.Context)
b := newEventbus()
ToContext(c, b)
c1 := make(chan *Event)
c2 := make(chan *Event)
Subscribe(c, c1)
Subscribe(c, c2)
g.Assert(len(b.subs)).Equal(2)
})
g.It("Should subscribe", func() {
c := new(gin.Context)
b := newEventbus()
ToContext(c, b)
c1 := make(chan *Event)
c2 := make(chan *Event)
Subscribe(c, c1)
Subscribe(c, c2)
g.Assert(len(b.subs)).Equal(2)
Unsubscribe(c, c1)
Unsubscribe(c, c2)
g.Assert(len(b.subs)).Equal(0)
})
g.It("Should publish", func() {
c := new(gin.Context)
b := New()
ToContext(c, b)
e1 := NewEvent(Started, &model.Repo{}, &model.Build{}, &model.Job{})
e2 := NewEvent(Started, &model.Repo{}, &model.Build{}, &model.Job{})
c1 := make(chan *Event)
Subscribe(c, c1)
var wg sync.WaitGroup
wg.Add(1)
var r1, r2 *Event
go func() {
r1 = <-c1
r2 = <-c1
wg.Done()
}()
Publish(c, e1)
Publish(c, e2)
wg.Wait()
})
})
}

21
bus/context.go
View file

@ -1,21 +0,0 @@
package bus
import "golang.org/x/net/context"
const key = "bus"
// Setter defines a context that enables setting values.
type Setter interface {
Set(string, interface{})
}
// FromContext returns the Bus associated with this context.
func FromContext(c context.Context) Bus {
return c.Value(key).(Bus)
}
// ToContext adds the Bus to this context if it supports
// the Setter interface.
func ToContext(c Setter, b Bus) {
c.Set(key, b)
}

4
drone/agent/agent.go
View file

@ -8,7 +8,7 @@ import (
"syscall"
"time"
"github.com/drone/drone/queue"
"github.com/drone/drone/model"
"github.com/drone/mq/stomp"
"github.com/Sirupsen/logrus"
@ -190,7 +190,7 @@ func start(c *cli.Context) {
},
}
work := new(queue.Work)
work := new(model.Work)
m.Unmarshal(work)
r.run(work)
}

4
drone/agent/exec.go
View file

@ -6,7 +6,7 @@ import (
"github.com/Sirupsen/logrus"
"github.com/drone/drone/agent"
"github.com/drone/drone/build/docker"
"github.com/drone/drone/queue"
"github.com/drone/drone/model"
"github.com/drone/mq/stomp"
"github.com/samalba/dockerclient"
@ -27,7 +27,7 @@ type pipeline struct {
config config
}
func (r *pipeline) run(w *queue.Work) {
func (r *pipeline) run(w *model.Work) {
// defer func() {
// // r.drone.Ack(id, opts)

3
drone/exec.go
View file

@ -13,7 +13,6 @@ import (
"github.com/drone/drone/agent"
"github.com/drone/drone/build/docker"
"github.com/drone/drone/model"
"github.com/drone/drone/queue"
"github.com/drone/drone/yaml"
"github.com/codegangsta/cli"
@ -340,7 +339,7 @@ func exec(c *cli.Context) error {
Pull: c.Bool("pull"),
}
payload := &queue.Work{
payload := &model.Work{
Yaml: string(file),
Verified: c.BoolT("yaml.verified"),
Signed: c.BoolT("yaml.signed"),

3
drone/server.go
View file

@ -288,9 +288,6 @@ func server(c *cli.Context) error {
ginrus.Ginrus(logrus.StandardLogger(), time.RFC3339, true),
middleware.Version,
middleware.Config(c),
middleware.Queue(c),
middleware.Stream(c),
middleware.Bus(c),
middleware.Cache(c),
middleware.Store(c),
middleware.Remote(c),

14
bus/types.go → model/event.go
View file

@ -1,6 +1,4 @@
package bus
import "github.com/drone/drone/model"
package model
// EventType defines the possible types of build events.
type EventType string
@ -15,14 +13,14 @@ const (
// Event represents a build event.
type Event struct {
Type EventType `json:"type"`
Repo model.Repo `json:"repo"`
Build model.Build `json:"build"`
Job model.Job `json:"job"`
Repo Repo `json:"repo"`
Build Build `json:"build"`
Job Job `json:"job"`
}
// NewEvent creates a new Event for the build, using copies of
// the build data to avoid possible mutation or race conditions.
func NewEvent(t EventType, r *model.Repo, b *model.Build, j *model.Job) *Event {
func NewEvent(t EventType, r *Repo, b *Build, j *Job) *Event {
return &Event{
Type: t,
Repo: *r,
@ -31,7 +29,7 @@ func NewEvent(t EventType, r *model.Repo, b *model.Build, j *model.Job) *Event {
}
}
func NewBuildEvent(t EventType, r *model.Repo, b *model.Build) *Event {
func NewBuildEvent(t EventType, r *Repo, b *Build) *Event {
return &Event{
Type: t,
Repo: *r,

19
model/work.go Normal file
View file

@ -0,0 +1,19 @@
package model
// Work represents an item for work to be
// processed by a worker.
type Work struct {
Signed bool `json:"signed"`
Verified bool `json:"verified"`
Yaml string `json:"config"`
YamlEnc string `json:"secret"`
Repo *Repo `json:"repo"`
Build *Build `json:"build"`
BuildLast *Build `json:"build_last"`
Job *Job `json:"job"`
Netrc *Netrc `json:"netrc"`
Keys *Key `json:"keys"`
System *System `json:"system"`
Secrets []*Secret `json:"secrets"`
User *User `json:"user"`
}

23
queue/context.go
View file

@ -1,23 +0,0 @@
package queue
import (
"golang.org/x/net/context"
)
const key = "queue"
// Setter defines a context that enables setting values.
type Setter interface {
Set(string, interface{})
}
// FromContext returns the Queue associated with this context.
func FromContext(c context.Context) Queue {
return c.Value(key).(Queue)
}
// ToContext adds the Queue to this context if it supports
// the Setter interface.
func ToContext(c Setter, q Queue) {
c.Set(key, q)
}

67
queue/queue.go
View file

@ -1,67 +0,0 @@
package queue
//go:generate mockery -name Queue -output mock -case=underscore
import (
"errors"
"golang.org/x/net/context"
)
// ErrNotFound indicates the requested work item does not
// exist in the queue.
var ErrNotFound = errors.New("queue item not found")
type Queue interface {
// Publish inserts work at the tail of this queue, waiting for
// space to become available if the queue is full.
Publish(*Work) error
// Remove removes the specified work item from this queue,
// if it is present.
Remove(*Work) error
// PullClose retrieves and removes the head of this queue,
// waiting if necessary until work becomes available.
Pull() *Work
// PullClose retrieves and removes the head of this queue,
// waiting if necessary until work becomes available. The
// CloseNotifier should be provided to clone the channel
// if the subscribing client terminates its connection.
PullClose(CloseNotifier) *Work
}
// Publish inserts work at the tail of this queue, waiting for
// space to become available if the queue is full.
func Publish(c context.Context, w *Work) error {
return FromContext(c).Publish(w)
}
// Remove removes the specified work item from this queue,
// if it is present.
func Remove(c context.Context, w *Work) error {
return FromContext(c).Remove(w)
}
// Pull retrieves and removes the head of this queue,
// waiting if necessary until work becomes available.
func Pull(c context.Context) *Work {
return FromContext(c).Pull()
}
// PullClose retrieves and removes the head of this queue,
// waiting if necessary until work becomes available. The
// CloseNotifier should be provided to clone the channel
// if the subscribing client terminates its connection.
func PullClose(c context.Context, cn CloseNotifier) *Work {
return FromContext(c).PullClose(cn)
}
// CloseNotifier defines a datastructure that is capable of notifying
// a subscriber when its connection is closed.
type CloseNotifier interface {
// CloseNotify returns a channel that receives a single value
// when the client connection has gone away.
CloseNotify() <-chan bool
}

85
queue/queue_impl.go
View file

@ -1,85 +0,0 @@
package queue
import "sync"
type queue struct {
sync.Mutex
items map[*Work]struct{}
itemc chan *Work
}
func New() Queue {
return newQueue()
}
func newQueue() *queue {
return &queue{
items: make(map[*Work]struct{}),
itemc: make(chan *Work, 999),
}
}
func (q *queue) Publish(work *Work) error {
q.Lock()
q.items[work] = struct{}{}
q.Unlock()
q.itemc <- work
return nil
}
func (q *queue) Remove(work *Work) error {
q.Lock()
defer q.Unlock()
_, ok := q.items[work]
if !ok {
return ErrNotFound
}
var items []*Work
// loop through and drain all items
// from the
drain:
for {
select {
case item := <-q.itemc:
items = append(items, item)
default:
break drain
}
}
// re-add all items to the queue except
// the item we're trying to remove
for _, item := range items {
if item == work {
delete(q.items, work)
continue
}
q.itemc <- item
}
return nil
}
func (q *queue) Pull() *Work {
work := <-q.itemc
q.Lock()
delete(q.items, work)
q.Unlock()
return work
}
func (q *queue) PullClose(cn CloseNotifier) *Work {
for {
select {
case <-cn.CloseNotify():
return nil
case work := <-q.itemc:
q.Lock()
delete(q.items, work)
q.Unlock()
return work
}
}
}

94
queue/queue_impl_test.go
View file

@ -1,94 +0,0 @@
package queue
//
// import (
// "sync"
// "testing"
//
// . "github.com/franela/goblin"
// "github.com/gin-gonic/gin"
// )
//
// func TestBuild(t *testing.T) {
// g := Goblin(t)
// g.Describe("Queue", func() {
//
// g.It("Should publish item", func() {
// c := new(gin.Context)
// q := newQueue()
// ToContext(c, q)
//
// w1 := &Work{}
// w2 := &Work{}
// Publish(c, w1)
// Publish(c, w2)
// g.Assert(len(q.items)).Equal(2)
// g.Assert(len(q.itemc)).Equal(2)
// })
//
// g.It("Should remove item", func() {
// c := new(gin.Context)
// q := newQueue()
// ToContext(c, q)
//
// w1 := &Work{}
// w2 := &Work{}
// w3 := &Work{}
// Publish(c, w1)
// Publish(c, w2)
// Publish(c, w3)
// Remove(c, w2)
// g.Assert(len(q.items)).Equal(2)
// g.Assert(len(q.itemc)).Equal(2)
//
// g.Assert(Pull(c)).Equal(w1)
// g.Assert(Pull(c)).Equal(w3)
// g.Assert(Remove(c, w2)).Equal(ErrNotFound)
// })
//
// g.It("Should pull item", func() {
// c := new(gin.Context)
// q := New()
// ToContext(c, q)
//
// cn := new(closeNotifier)
// cn.closec = make(chan bool, 1)
// w1 := &Work{}
// w2 := &Work{}
//
// Publish(c, w1)
// g.Assert(Pull(c)).Equal(w1)
//
// Publish(c, w2)
// g.Assert(PullClose(c, cn)).Equal(w2)
// })
//
// g.It("Should cancel pulling item", func() {
// c := new(gin.Context)
// q := New()
// ToContext(c, q)
//
// cn := new(closeNotifier)
// cn.closec = make(chan bool, 1)
// var wg sync.WaitGroup
// go func() {
// wg.Add(1)
// g.Assert(PullClose(c, cn) == nil).IsTrue()
// wg.Done()
// }()
// go func() {
// cn.closec <- true
// }()
// wg.Wait()
//
// })
// })
// }
//
// type closeNotifier struct {
// closec chan bool
// }
//
// func (c *closeNotifier) CloseNotify() <-chan bool {
// return c.closec
// }

21
queue/types.go
View file

@ -1,21 +0,0 @@
package queue
import "github.com/drone/drone/model"
// Work represents an item for work to be
// processed by a worker.
type Work struct {
Signed bool `json:"signed"`
Verified bool `json:"verified"`
Yaml string `json:"config"`
YamlEnc string `json:"secret"`
Repo *model.Repo `json:"repo"`
Build *model.Build `json:"build"`
BuildLast *model.Build `json:"build_last"`
Job *model.Job `json:"job"`
Netrc *model.Netrc `json:"netrc"`
Keys *model.Key `json:"keys"`
System *model.System `json:"system"`
Secrets []*model.Secret `json:"secrets"`
User *model.User `json:"user"`
}

17
router/middleware/bus.go
View file

@ -1,17 +0,0 @@
package middleware
import (
"github.com/drone/drone/bus"
"github.com/codegangsta/cli"
"github.com/gin-gonic/gin"
)
// Bus is a middleware function that initializes the Event Bus and attaches to
// the context of every http.Request.
func Bus(cli *cli.Context) gin.HandlerFunc {
v := bus.New()
return func(c *gin.Context) {
bus.ToContext(c, v)
}
}

17
router/middleware/queue.go
View file

@ -1,17 +0,0 @@
package middleware
import (
"github.com/drone/drone/queue"
"github.com/codegangsta/cli"
"github.com/gin-gonic/gin"
)
// Queue is a middleware function that initializes the Queue and attaches to
// the context of every http.Request.
func Queue(cli *cli.Context) gin.HandlerFunc {
v := queue.New()
return func(c *gin.Context) {
queue.ToContext(c, v)
}
}

17
router/middleware/stream.go
View file

@ -1,17 +0,0 @@
package middleware
import (
"github.com/drone/drone/stream"
"github.com/codegangsta/cli"
"github.com/gin-gonic/gin"
)
// Stream is a middleware function that initializes the Stream and attaches to
// the context of every http.Request.
func Stream(cli *cli.Context) gin.HandlerFunc {
v := stream.New()
return func(c *gin.Context) {
stream.ToContext(c, v)
}
}

34
server/build.go
View file

@ -1,17 +1,16 @@
package server
import (
"bufio"
"io"
"net/http"
"strconv"
"time"
log "github.com/Sirupsen/logrus"
"github.com/drone/drone/bus"
"github.com/drone/drone/queue"
"github.com/drone/drone/remote"
"github.com/drone/drone/shared/httputil"
"github.com/drone/drone/store"
"github.com/drone/drone/stream"
"github.com/drone/drone/yaml"
"github.com/gin-gonic/gin"
"github.com/square/go-jose"
@ -114,7 +113,7 @@ func GetBuildLogs(c *gin.Context) {
}
c.Header("Content-Type", "application/json")
stream.Copy(c.Writer, r)
copyLogs(c.Writer, r)
}
func DeleteBuild(c *gin.Context) {
@ -151,8 +150,8 @@ func DeleteBuild(c *gin.Context) {
store.UpdateBuildJob(c, build, job)
client := stomp.MustFromContext(c)
client.SendJSON("/topic/cancel", bus.Event{
Type: bus.Cancelled,
client.SendJSON("/topic/cancel", model.Event{
Type: model.Cancelled,
Repo: *repo,
Build: *build,
Job: *job,
@ -328,8 +327,8 @@ func PostBuild(c *gin.Context) {
log.Debugf(".drone.yml is signed=%v and verified=%v", signed, verified)
client := stomp.MustFromContext(c)
client.SendJSON("/topic/events", bus.Event{
Type: bus.Enqueued,
client.SendJSON("/topic/events", model.Event{
Type: model.Enqueued,
Repo: *repo,
Build: *build,
},
@ -339,7 +338,7 @@ func PostBuild(c *gin.Context) {
for _, job := range jobs {
broker, _ := stomp.FromContext(c)
broker.SendJSON("/queue/pending", &queue.Work{
broker.SendJSON("/queue/pending", &model.Work{
Signed: signed,
Verified: verified,
User: user,
@ -371,3 +370,20 @@ func GetBuildQueue(c *gin.Context) {
}
c.JSON(200, out)
}
// copyLogs copies the stream from the source to the destination in valid JSON
// format. This converts the logs, which are per-line JSON objects, to a
// proper JSON array.
func copyLogs(dest io.Writer, src io.Reader) error {
io.WriteString(dest, "[")
scanner := bufio.NewScanner(src)
for scanner.Scan() {
io.WriteString(dest, scanner.Text())
io.WriteString(dest, ",\n")
}
io.WriteString(dest, "{}]")
return nil
}

8
server/hook.go
View file

@ -9,9 +9,7 @@ import (
"github.com/square/go-jose"
log "github.com/Sirupsen/logrus"
"github.com/drone/drone/bus"
"github.com/drone/drone/model"
"github.com/drone/drone/queue"
"github.com/drone/drone/remote"
"github.com/drone/drone/shared/httputil"
"github.com/drone/drone/shared/token"
@ -214,8 +212,8 @@ func PostHook(c *gin.Context) {
}
client := stomp.MustFromContext(c)
client.SendJSON("/topic/events", bus.Event{
Type: bus.Enqueued,
client.SendJSON("/topic/events", model.Event{
Type: model.Enqueued,
Repo: *repo,
Build: *build,
},
@ -225,7 +223,7 @@ func PostHook(c *gin.Context) {
for _, job := range jobs {
broker, _ := stomp.FromContext(c)
broker.SendJSON("/queue/pending", &queue.Work{
broker.SendJSON("/queue/pending", &model.Work{
Signed: build.Signed,
Verified: build.Verified,
User: user,

282
server/queue.go
View file

@ -10,289 +10,13 @@ import (
"golang.org/x/net/context"
"github.com/Sirupsen/logrus"
"github.com/drone/drone/bus"
"github.com/drone/drone/model"
"github.com/drone/drone/queue"
"github.com/drone/drone/remote"
"github.com/drone/drone/store"
"github.com/drone/mq/stomp"
"github.com/gorilla/websocket"
)
//
// // Pull is a long request that polls and attemts to pull work off the queue stack.
// func Pull(c *gin.Context) {
// logrus.Debugf("Agent %s connected.", c.ClientIP())
//
// w := queue.PullClose(c, c.Writer)
// if w == nil {
// logrus.Debugf("Agent %s could not pull work.", c.ClientIP())
// } else {
//
// // setup the channel to stream logs
// if err := stream.Create(c, stream.ToKey(w.Job.ID)); err != nil {
// logrus.Errorf("Unable to create stream. %s", err)
// }
//
// c.JSON(202, w)
//
// logrus.Debugf("Agent %s assigned work. %s/%s#%d.%d",
// c.ClientIP(),
// w.Repo.Owner,
// w.Repo.Name,
// w.Build.Number,
// w.Job.Number,
// )
// }
// }
//
// // Wait is a long request that polls and waits for cancelled build requests.
// func Wait(c *gin.Context) {
// id, err := strconv.ParseInt(c.Param("id"), 10, 64)
// if err != nil {
// c.String(500, "Invalid input. %s", err)
// return
// }
//
// eventc := make(chan *bus.Event, 1)
//
// bus.Subscribe(c, eventc)
// defer bus.Unsubscribe(c, eventc)
//
// for {
// select {
// case event := <-eventc:
// if event.Job.ID == id && event.Type == bus.Cancelled {
// c.JSON(200, event.Job)
// return
// }
// case <-c.Writer.CloseNotify():
// return
// }
// }
// }
//
// // Update handles build updates from the agent and persists to the database.
// func Update(c *gin.Context) {
// work := &queue.Work{}
// if err := c.BindJSON(work); err != nil {
// logrus.Errorf("Invalid input. %s", err)
// return
// }
//
// // TODO(bradrydzewski) it is really annoying that we have to do this lookup
// // and I'd prefer not to. The reason we do this is because the Build and Job
// // have fields that aren't serialized to json and would be reset to their
// // empty values if we just saved what was coming in the http.Request body.
// build, err := store.GetBuild(c, work.Build.ID)
// if err != nil {
// c.String(404, "Unable to find build. %s", err)
// return
// }
// job, err := store.GetJob(c, work.Job.ID)
// if err != nil {
// c.String(404, "Unable to find job. %s", err)
// return
// }
// build.Started = work.Build.Started
// build.Finished = work.Build.Finished
// build.Status = work.Build.Status
// job.Started = work.Job.Started
// job.Finished = work.Job.Finished
// job.Status = work.Job.Status
// job.ExitCode = work.Job.ExitCode
// job.Error = work.Job.Error
//
// if build.Status == model.StatusPending {
// build.Started = work.Job.Started
// build.Status = model.StatusRunning
// store.UpdateBuild(c, build)
// }
//
// // if job.Status == model.StatusRunning {
// // err := stream.Create(c, stream.ToKey(job.ID))
// // if err != nil {
// // logrus.Errorf("Unable to create stream. %s", err)
// // }
// // }
//
// ok, err := store.UpdateBuildJob(c, build, job)
// if err != nil {
// c.String(500, "Unable to update job. %s", err)
// return
// }
//
// if ok && build.Status != model.StatusRunning {
// // get the user because we transfer the user form the server to agent
// // and back we lose the token which does not get serialized to json.
// user, err := store.GetUser(c, work.User.ID)
// if err != nil {
// c.String(500, "Unable to find user. %s", err)
// return
// }
// remote.Status(c, user, work.Repo, build,
// fmt.Sprintf("%s/%s/%d", work.System.Link, work.Repo.FullName, work.Build.Number))
// }
//
// if build.Status == model.StatusRunning {
// bus.Publish(c, bus.NewEvent(bus.Started, work.Repo, build, job))
// } else {
// bus.Publish(c, bus.NewEvent(bus.Finished, work.Repo, build, job))
// }
//
// c.JSON(200, work)
// }
//
// // Stream streams the logs to disk or memory for broadcasing to listeners. Once
// // the stream is closed it is moved to permanent storage in the database.
// func Stream(c *gin.Context) {
// id, err := strconv.ParseInt(c.Param("id"), 10, 64)
// if err != nil {
// c.String(500, "Invalid input. %s", err)
// return
// }
//
// key := c.Param("id")
// logrus.Infof("Agent %s creating stream %s.", c.ClientIP(), key)
//
// wc, err := stream.Writer(c, key)
// if err != nil {
// c.String(500, "Failed to create stream writer. %s", err)
// return
// }
//
// defer func() {
// wc.Close()
// stream.Delete(c, key)
// }()
//
// io.Copy(wc, c.Request.Body)
//
// rc, err := stream.Reader(c, key)
// if err != nil {
// c.String(500, "Failed to create stream reader. %s", err)
// return
// }
//
// wg := sync.WaitGroup{}
// wg.Add(1)
//
// go func() {
// defer recover()
// store.WriteLog(c, &model.Job{ID: id}, rc)
// wg.Done()
// }()
//
// wc.Close()
// wg.Wait()
// c.String(200, "")
//
// logrus.Debugf("Agent %s wrote stream to database", c.ClientIP())
// }
//
// func Ping(c *gin.Context) {
// agent, err := store.GetAgentAddr(c, c.ClientIP())
// if err == nil {
// agent.Updated = time.Now().Unix()
// err = store.UpdateAgent(c, agent)
// } else {
// err = store.CreateAgent(c, &model.Agent{
// Address: c.ClientIP(),
// Platform: "linux/amd64",
// Capacity: 2,
// Created: time.Now().Unix(),
// Updated: time.Now().Unix(),
// })
// }
// if err != nil {
// logrus.Errorf("Unable to register agent. %s", err.Error())
// }
// c.String(200, "PONG")
// }
//
//
// Below are alternate implementations for the Queue that use websockets.
//
//
//
// // PostLogs handles an http request from the agent to post build logs. These
// // logs are posted at the end of the build process.
// func PostLogs(c *gin.Context) {
// id, _ := strconv.ParseInt(c.Param("id"), 10, 64)
// job, err := store.GetJob(c, id)
// if err != nil {
// c.String(404, "Cannot upload logs. %s", err)
// return
// }
// if err := store.WriteLog(c, job, c.Request.Body); err != nil {
// c.String(500, "Cannot persist logs", err)
// return
// }
// c.String(200, "")
// }
//
// // WriteLogs handles an http request from the agent to stream build logs from
// // the agent to the server to enable real time streamings to the client.
// func WriteLogs(c *gin.Context) {
// id, err := strconv.ParseInt(c.Param("id"), 10, 64)
// if err != nil {
// c.String(500, "Invalid input. %s", err)
// return
// }
//
// conn, err := upgrader.Upgrade(c.Writer, c.Request, nil)
// if err != nil {
// c.String(500, "Cannot upgrade to websocket. %s", err)
// return
// }
// defer conn.Close()
//
// wc, err := stream.Writer(c, stream.ToKey(id))
// if err != nil {
// c.String(500, "Cannot create stream writer. %s", err)
// return
// }
// defer func() {
// wc.Close()
// stream.Delete(c, stream.ToKey(id))
// }()
//
// var msg []byte
// for {
// _, msg, err = conn.ReadMessage()
// if err != nil {
// break
// }
// wc.Write(msg)
// wc.Write(newline)
// }
//
// if err != nil && err != io.EOF {
// c.String(500, "Error reading logs. %s", err)
// return
// }
// //
// // rc, err := stream.Reader(c, stream.ToKey(id))
// // if err != nil {
// // c.String(500, "Failed to create stream reader. %s", err)
// // return
// // }
// //
// // wg := sync.WaitGroup{}
// // wg.Add(1)
// //
// // go func() {
// // defer recover()
// // store.WriteLog(c, &model.Job{ID: id}, rc)
// // wg.Done()
// // }()
// //
// // wc.Close()
// // wg.Wait()
//
// }
// newline defines a newline constant to separate lines in the build output
var newline = []byte{'\n'}
@ -315,7 +39,7 @@ func HandleUpdate(c context.Context, message *stomp.Message) {
}
}()
work := new(queue.Work)
work := new(model.Work)
if err := message.Unmarshal(work); err != nil {
logrus.Errorf("Invalid input. %s", err)
return
@ -376,8 +100,8 @@ func HandleUpdate(c context.Context, message *stomp.Message) {
}
client := stomp.MustFromContext(c)
err = client.SendJSON("/topic/events", bus.Event{
Type: bus.Started,
err = client.SendJSON("/topic/events", model.Event{
Type: model.Started,
Repo: *work.Repo,
Build: *build,
Job: *job,

21
stream/context.go
View file

@ -1,21 +0,0 @@
package stream
import "golang.org/x/net/context"
const key = "stream"
// Setter defines a context that enables setting values.
type Setter interface {
Set(string, interface{})
}
// FromContext returns the Stream associated with this context.
func FromContext(c context.Context) Stream {
return c.Value(key).(Stream)
}
// ToContext adds the Stream to this context if it supports the
// Setter interface.
func ToContext(c Setter, s Stream) {
c.Set(key, s)
}

54
stream/reader.go
View file

@ -1,54 +0,0 @@
package stream
import (
"bytes"
"io"
"sync/atomic"
)
type reader struct {
w *writer
off int
closed uint32
}
// Read reads from the Buffer
func (r *reader) Read(p []byte) (n int, err error) {
r.w.RLock()
defer r.w.RUnlock()
var m int
for len(p) > 0 {
m, _ = bytes.NewReader(r.w.buffer.Bytes()[r.off:]).Read(p)
n += m
r.off += n
if n > 0 {
break
}
if r.w.Closed() {
err = io.EOF
break
}
if r.Closed() {
err = io.EOF
break
}
r.w.Wait()
}
return
}
func (r *reader) Close() error {
atomic.StoreUint32(&r.closed, 1)
return nil
}
func (r *reader) Closed() bool {
return atomic.LoadUint32(&r.closed) != 0
}

7
stream/reader_test.go
View file

@ -1,7 +0,0 @@
package stream
import "testing"
func TetsReader(t *testing.T) {
t.Skip() //TODO(bradrydzewski) implement reader tests
}

60
stream/stream.go
View file

@ -1,60 +0,0 @@
package stream
import (
"bufio"
"io"
"strconv"
"golang.org/x/net/context"
)
// Stream manages the stream of build logs.
type Stream interface {
Create(string) error
Delete(string) error
Reader(string) (io.ReadCloser, error)
Writer(string) (io.WriteCloser, error)
}
// Create creates a new stream.
func Create(c context.Context, key string) error {
return FromContext(c).Create(key)
}
// Reader opens the stream for reading.
func Reader(c context.Context, key string) (io.ReadCloser, error) {
return FromContext(c).Reader(key)
}
// Writer opens the stream for writing.
func Writer(c context.Context, key string) (io.WriteCloser, error) {
return FromContext(c).Writer(key)
}
// Delete deletes the stream by key.
func Delete(c context.Context, key string) error {
return FromContext(c).Delete(key)
}
// ToKey is a helper function that converts a unique identifier
// of type int64 into a string.
func ToKey(i int64) string {
return strconv.FormatInt(i, 10)
}
// Copy copies the stream from the source to the destination in valid JSON
// format. This converts the logs, which are per-line JSON objects, to a
// proper JSON array.
func Copy(dest io.Writer, src io.Reader) error {
io.WriteString(dest, "[")
scanner := bufio.NewScanner(src)
for scanner.Scan() {
io.WriteString(dest, scanner.Text())
io.WriteString(dest, ",\n")
}
io.WriteString(dest, "{}]")
return nil
}

72
stream/stream_impl.go
View file

@ -1,72 +0,0 @@
package stream
import (
"fmt"
"io"
"sync"
)
type stream struct {
sync.Mutex
writers map[string]*writer
}
// New returns a new in-memory implementation of Stream.
func New() Stream {
return &stream{
writers: map[string]*writer{},
}
}
// Reader returns an io.Reader for reading from to the stream.
func (s *stream) Reader(name string) (io.ReadCloser, error) {
s.Lock()
defer s.Unlock()
if !s.exists(name) {
return nil, fmt.Errorf("stream: cannot read stream %s, not found", name)
}
return s.writers[name].Reader()
}
// Writer returns an io.WriteCloser for writing to the stream.
func (s *stream) Writer(name string) (io.WriteCloser, error) {
s.Lock()
defer s.Unlock()
if !s.exists(name) {
return nil, fmt.Errorf("stream: cannot write stream %s, not found", name)
}
return s.writers[name], nil
}
// Create creates a new stream.
func (s *stream) Create(name string) error {
s.Lock()
defer s.Unlock()
if s.exists(name) {
return fmt.Errorf("stream: cannot create stream %s, already exists", name)
}
s.writers[name] = newWriter()
return nil
}
// Delete deletes the stream by key.
func (s *stream) Delete(name string) error {
s.Lock()
defer s.Unlock()
if !s.exists(name) {
return fmt.Errorf("stream: cannot delete stream %s, not found", name)
}
w := s.writers[name]
delete(s.writers, name)
return w.Close()
}
func (s *stream) exists(name string) bool {
_, exists := s.writers[name]
return exists
}

7
stream/stream_impl_test.go
View file

@ -1,7 +0,0 @@
package stream
import "testing"
func TetsStream(t *testing.T) {
t.Skip() //TODO(bradrydzewski) implement stream tests
}

52
stream/writer.go
View file

@ -1,52 +0,0 @@
package stream
import (
"bytes"
"io"
"sync"
"sync/atomic"
)
type writer struct {
sync.RWMutex
*sync.Cond
buffer bytes.Buffer
closed uint32
}
func newWriter() *writer {
var w writer
w.Cond = sync.NewCond(w.RWMutex.RLocker())
return &w
}
func (w *writer) Write(p []byte) (n int, err error) {
defer w.Broadcast()
w.Lock()
defer w.Unlock()
if w.Closed() {
return 0, io.EOF
}
return w.buffer.Write(p)
}
func (w *writer) Reader() (io.ReadCloser, error) {
return &reader{w: w}, nil
}
func (w *writer) Wait() {
if !w.Closed() {
w.Cond.Wait()
}
}
func (w *writer) Close() error {
atomic.StoreUint32(&w.closed, 1)
w.Cond.Broadcast()
return nil
}
func (w *writer) Closed() bool {
return atomic.LoadUint32(&w.closed) != 0
}

7
stream/writer_test.go
View file

@ -1,7 +0,0 @@
package stream
import "testing"
func TetsWriter(t *testing.T) {
t.Skip() //TODO(bradrydzewski) implement writer tests
}