woodpecker/server/build.go
2016-08-11 21:57:38 +03:00

346 lines
8.1 KiB
Go

package server
import (
"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/gin-gonic/gin"
"github.com/square/go-jose"
"github.com/drone/drone/model"
"github.com/drone/drone/router/middleware/session"
)
func GetBuilds(c *gin.Context) {
repo := session.Repo(c)
builds, err := store.GetBuildList(c, repo)
if err != nil {
c.AbortWithStatus(http.StatusInternalServerError)
return
}
c.JSON(http.StatusOK, builds)
}
func GetBuild(c *gin.Context) {
if c.Param("number") == "latest" {
GetBuildLast(c)
return
}
repo := session.Repo(c)
num, err := strconv.Atoi(c.Param("number"))
if err != nil {
c.AbortWithError(http.StatusBadRequest, err)
return
}
build, err := store.GetBuildNumber(c, repo, num)
if err != nil {
c.AbortWithError(http.StatusInternalServerError, err)
return
}
jobs, _ := store.GetJobList(c, build)
out := struct {
*model.Build
Jobs []*model.Job `json:"jobs"`
}{build, jobs}
c.JSON(http.StatusOK, &out)
}
func GetBuildLast(c *gin.Context) {
repo := session.Repo(c)
branch := c.DefaultQuery("branch", repo.Branch)
build, err := store.GetBuildLast(c, repo, branch)
if err != nil {
c.String(http.StatusInternalServerError, err.Error())
return
}
jobs, _ := store.GetJobList(c, build)
out := struct {
*model.Build
Jobs []*model.Job `json:"jobs"`
}{build, jobs}
c.JSON(http.StatusOK, &out)
}
func GetBuildLogs(c *gin.Context) {
repo := session.Repo(c)
// the user may specify to stream the full logs,
// or partial logs, capped at 2MB.
full, _ := strconv.ParseBool(c.DefaultQuery("full", "false"))
// parse the build number and job sequence number from
// the repquest parameter.
num, _ := strconv.Atoi(c.Params.ByName("number"))
seq, _ := strconv.Atoi(c.Params.ByName("job"))
build, err := store.GetBuildNumber(c, repo, num)
if err != nil {
c.AbortWithError(404, err)
return
}
job, err := store.GetJobNumber(c, build, seq)
if err != nil {
c.AbortWithError(404, err)
return
}
r, err := store.ReadLog(c, job)
if err != nil {
c.AbortWithError(404, err)
return
}
defer r.Close()
if full {
// TODO implement limited streaming to avoid crashing the browser
}
c.Header("Content-Type", "application/json")
stream.Copy(c.Writer, r)
}
func DeleteBuild(c *gin.Context) {
repo := session.Repo(c)
// parse the build number and job sequence number from
// the repquest parameter.
num, _ := strconv.Atoi(c.Params.ByName("number"))
seq, _ := strconv.Atoi(c.Params.ByName("job"))
build, err := store.GetBuildNumber(c, repo, num)
if err != nil {
c.AbortWithError(404, err)
return
}
job, err := store.GetJobNumber(c, build, seq)
if err != nil {
c.AbortWithError(404, err)
return
}
if job.Status != model.StatusRunning {
c.String(400, "Cannot cancel a non-running build")
return
}
job.Status = model.StatusKilled
job.Finished = time.Now().Unix()
if job.Started == 0 {
job.Started = job.Finished
}
job.ExitCode = 137
store.UpdateBuildJob(c, build, job)
bus.Publish(c, bus.NewEvent(bus.Cancelled, repo, build, job))
c.String(204, "")
}
func PostBuild(c *gin.Context) {
remote_ := remote.FromContext(c)
repo := session.Repo(c)
fork := c.DefaultQuery("fork", "false")
num, err := strconv.Atoi(c.Param("number"))
if err != nil {
c.AbortWithError(http.StatusBadRequest, err)
return
}
user, err := store.GetUser(c, repo.UserID)
if err != nil {
log.Errorf("failure to find repo owner %s. %s", repo.FullName, err)
c.AbortWithError(500, err)
return
}
build, err := store.GetBuildNumber(c, repo, num)
if err != nil {
log.Errorf("failure to get build %d. %s", num, err)
c.AbortWithError(404, err)
return
}
// if the remote has a refresh token, the current access token
// may be stale. Therefore, we should refresh prior to dispatching
// the job.
if refresher, ok := remote_.(remote.Refresher); ok {
ok, _ := refresher.Refresh(user)
if ok {
store.UpdateUser(c, user)
}
}
// fetch the .drone.yml file from the database
config := ToConfig(c)
raw, err := remote_.File(user, repo, build, config.Yaml)
if err != nil {
log.Errorf("failure to get build config for %s. %s", repo.FullName, err)
c.AbortWithError(404, err)
return
}
// Fetch secrets file but don't exit on error as it's optional
sec, err := remote_.File(user, repo, build, config.Shasum)
if err != nil {
log.Debugf("cannot find build secrets for %s. %s", repo.FullName, err)
}
netrc, err := remote_.Netrc(user, repo)
if err != nil {
log.Errorf("failure to generate netrc for %s. %s", repo.FullName, err)
c.AbortWithError(500, err)
return
}
jobs, err := store.GetJobList(c, build)
if err != nil {
log.Errorf("failure to get build %d jobs. %s", build.Number, err)
c.AbortWithError(404, err)
return
}
// must not restart a running build
if build.Status == model.StatusPending || build.Status == model.StatusRunning {
c.String(409, "Cannot re-start a started build")
return
}
// forking the build creates a duplicate of the build
// and then executes. This retains prior build history.
if forkit, _ := strconv.ParseBool(fork); forkit {
build.ID = 0
build.Number = 0
for _, job := range jobs {
job.ID = 0
job.NodeID = 0
}
err := store.CreateBuild(c, build, jobs...)
if err != nil {
c.String(500, err.Error())
return
}
event := c.DefaultQuery("event", build.Event)
if event == model.EventPush ||
event == model.EventPull ||
event == model.EventTag ||
event == model.EventDeploy {
build.Event = event
}
build.Deploy = c.DefaultQuery("deploy_to", build.Deploy)
}
// Read query string parameters into buildParams, exclude reserved params
var buildParams = map[string]string{}
for key, val := range c.Request.URL.Query() {
switch key {
case "fork", "event", "deploy_to":
default:
// We only accept string literals, because build parameters will be
// injected as environment variables
buildParams[key] = val[0]
}
}
// todo move this to database tier
// and wrap inside a transaction
build.Status = model.StatusPending
build.Started = 0
build.Finished = 0
build.Enqueued = time.Now().UTC().Unix()
for _, job := range jobs {
for k, v := range buildParams {
job.Environment[k] = v
}
job.Error = ""
job.Status = model.StatusPending
job.Started = 0
job.Finished = 0
job.ExitCode = 0
job.NodeID = 0
job.Enqueued = build.Enqueued
store.UpdateJob(c, job)
}
err = store.UpdateBuild(c, build)
if err != nil {
c.AbortWithStatus(500)
return
}
c.JSON(202, build)
// get the previous build so that we can send
// on status change notifications
last, _ := store.GetBuildLastBefore(c, repo, build.Branch, build.ID)
secs, err := store.GetMergedSecretList(c, repo)
if err != nil {
log.Errorf("Error getting secrets for %s#%d. %s", repo.FullName, build.Number, err)
}
var signed bool
var verified bool
signature, err := jose.ParseSigned(string(sec))
if err != nil {
log.Debugf("cannot parse .drone.yml.sig file. %s", err)
} else if len(sec) == 0 {
log.Debugf("cannot parse .drone.yml.sig file. empty file")
} else {
signed = true
output, err := signature.Verify([]byte(repo.Hash))
if err != nil {
log.Debugf("cannot verify .drone.yml.sig file. %s", err)
} else if string(output) != string(raw) {
log.Debugf("cannot verify .drone.yml.sig file. no match. %q <> %q", string(output), string(raw))
} else {
verified = true
}
}
log.Debugf(".drone.yml is signed=%v and verified=%v", signed, verified)
bus.Publish(c, bus.NewBuildEvent(bus.Enqueued, repo, build))
for _, job := range jobs {
queue.Publish(c, &queue.Work{
Signed: signed,
Verified: verified,
User: user,
Repo: repo,
Build: build,
BuildLast: last,
Job: job,
Netrc: netrc,
Yaml: string(raw),
Secrets: secs,
System: &model.System{Link: httputil.GetURL(c.Request)},
})
}
}
func GetBuildQueue(c *gin.Context) {
out, err := store.GetBuildQueue(c)
if err != nil {
c.String(500, "Error getting build queue. %s", err)
return
}
c.JSON(200, out)
}