harness-drone/server/queue.go
2015-04-25 21:27:24 -07:00

139 lines
3.1 KiB
Go

package server
import (
"io"
"io/ioutil"
"strconv"
"github.com/gin-gonic/gin"
"github.com/gin-gonic/gin/binding"
"github.com/drone/drone/common"
"github.com/drone/drone/eventbus"
)
// TODO (bradrydzewski) the callback URL should be signed.
// TODO (bradrydzewski) we shouldn't need to fetch the Repo if specified in the URL path
// TODO (bradrydzewski) use SetRepoLast to update the last repository
// GET /queue/pull
func PollBuild(c *gin.Context) {
queue := ToQueue(c)
work := queue.Pull()
c.JSON(200, work)
}
// GET /queue/push/:owner/:repo
func PushBuild(c *gin.Context) {
store := ToDatastore(c)
repo := ToRepo(c)
bus := ToBus(c)
in := &common.Build{}
if !c.BindWith(in, binding.JSON) {
return
}
build, err := store.Build(repo.FullName, in.Number)
if err != nil {
c.Fail(404, err)
return
}
build.Duration = in.Duration
build.Started = in.Started
build.Finished = in.Finished
build.State = in.State
err = store.SetBuildState(repo.FullName, build)
if err != nil {
c.Fail(500, err)
return
}
if build.State != common.StatePending && build.State != common.StateRunning {
if repo.Last == nil || build.Number >= repo.Last.Number {
repo.Last = build
store.SetRepo(repo)
}
}
// <-- FIXME
// for some reason the Repo and Build fail to marshal to JSON.
// It has something to do with memory / pointers. So it goes away
// if I just refetch these items. Needs to be fixed in the future,
// but for now should be ok
repo, err = store.Repo(repo.FullName)
if err != nil {
c.Fail(500, err)
return
}
build, err = store.Build(repo.FullName, in.Number)
if err != nil {
c.Fail(404, err)
return
}
// END FIXME -->
bus.Send(&eventbus.Event{
Build: build,
Repo: repo,
})
c.Writer.WriteHeader(200)
}
// POST /queue/push/:owner/:repo/:build
func PushTask(c *gin.Context) {
store := ToDatastore(c)
repo := ToRepo(c)
bus := ToBus(c)
num, _ := strconv.Atoi(c.Params.ByName("build"))
in := &common.Task{}
if !c.BindWith(in, binding.JSON) {
return
}
err := store.SetBuildTask(repo.FullName, num, in)
if err != nil {
c.Fail(404, err)
return
}
build, err := store.Build(repo.FullName, num)
if err != nil {
c.Fail(404, err)
return
}
bus.Send(&eventbus.Event{
Build: build,
Repo: repo,
Task: in,
})
c.Writer.WriteHeader(200)
}
// POST /queue/push/:owner/:repo/:build/:task/logs
func PushLogs(c *gin.Context) {
store := ToDatastore(c)
repo := ToRepo(c)
bnum, _ := strconv.Atoi(c.Params.ByName("build"))
tnum, _ := strconv.Atoi(c.Params.ByName("task"))
// TODO (bradrydzewski) change this interface to accept an io.Reader
// instead of a byte array so that we can buffer the write and so that
// we avoid unnecessary copies of the data in memory.
logs, err := ioutil.ReadAll(io.LimitReader(c.Request.Body, 5000000)) //5MB
defer c.Request.Body.Close()
if err != nil {
c.Fail(500, err)
return
}
err = store.SetLogs(repo.FullName, bnum, tnum, logs)
if err != nil {
c.Fail(500, err)
return
}
c.Writer.WriteHeader(200)
}
func GetQueue(c *gin.Context) {
queue := ToQueue(c)
items := queue.Items()
c.JSON(200, items)
}