func SetUser() gin.HandlerFunc {
return func(c *gin.Context) {
var user *model.User
t, err := token.ParseRequest(c.Request, func(t *token.Token) (string, error) {
var err error
user, err = store.GetUserLogin(c, t.Text)
return user.Hash, err
})
if err == nil {
confv := c.MustGet("config")
if conf, ok := confv.(*model.Config); ok {
user.Admin = conf.IsAdmin(user)
}
c.Set("user", user)
// if this is a session token (ie not the API token)
// this means the user is accessing with a web browser,
// so we should implement CSRF protection measures.
if t.Kind == token.SessToken {
err = token.CheckCsrf(c.Request, func(t *token.Token) (string, error) {
return user.Hash, nil
})
// if csrf token validation fails, exit immediately
// with a not authorized error.
if err != nil {
c.AbortWithStatus(http.StatusUnauthorized)
return
}
}
}
c.Next()
}
}
func GetLoginToken(c *gin.Context) {
in := &tokenPayload{}
err := c.Bind(in)
if err != nil {
c.AbortWithError(http.StatusBadRequest, err)
return
}
login, err := remote.Auth(c, in.Access, in.Refresh)
if err != nil {
c.AbortWithError(http.StatusUnauthorized, err)
return
}
user, err := store.GetUserLogin(c, login)
if err != nil {
c.AbortWithError(http.StatusNotFound, err)
return
}
exp := time.Now().Add(time.Hour * 72).Unix()
token := token.New(token.SessToken, user.Login)
tokenstr, err := token.SignExpires(user.Hash, exp)
if err != nil {
c.AbortWithError(http.StatusInternalServerError, err)
return
}
c.JSON(http.StatusOK, &tokenPayload{
Access: tokenstr,
Expires: exp - time.Now().Unix(),
})
}
func PatchUser(c *gin.Context) {
me := session.User(c)
in := &model.User{}
err := c.Bind(in)
if err != nil {
c.AbortWithStatus(http.StatusBadRequest)
return
}
user, err := store.GetUserLogin(c, c.Param("login"))
if err != nil {
c.AbortWithStatus(http.StatusNotFound)
return
}
user.Admin = in.Admin
user.Active = in.Active
// cannot update self
if me.ID == user.ID {
c.AbortWithStatus(http.StatusForbidden)
return
}
err = store.UpdateUser(c, user)
if err != nil {
c.AbortWithStatus(http.StatusConflict)
return
}
c.IndentedJSON(http.StatusOK, user)
}
func GetUser(c *gin.Context) {
user, err := store.GetUserLogin(c, c.Param("login"))
if err != nil {
c.String(404, "Cannot find user. %s", err)
return
}
c.JSON(200, user)
}
func GetUser(c *gin.Context) {
user, err := store.GetUserLogin(c, c.Param("login"))
if err != nil {
c.AbortWithStatus(http.StatusNotFound)
return
}
c.IndentedJSON(http.StatusOK, user)
}
func DeleteUser(c *gin.Context) {
user, err := store.GetUserLogin(c, c.Param("login"))
if err != nil {
c.String(404, "Cannot find user. %s", err)
return
}
if err = store.DeleteUser(c, user); err != nil {
c.String(500, "Error deleting user. %s", err)
return
}
c.String(200, "")
}
func PatchUser(c *gin.Context) {
in := &model.User{}
err := c.Bind(in)
if err != nil {
c.AbortWithStatus(http.StatusBadRequest)
return
}
user, err := store.GetUserLogin(c, c.Param("login"))
if err != nil {
c.AbortWithStatus(http.StatusNotFound)
return
}
user.Active = in.Active
err = store.UpdateUser(c, user)
if err != nil {
c.AbortWithStatus(http.StatusConflict)
return
}
c.JSON(http.StatusOK, user)
}
func DeleteUser(c *gin.Context) {
me := session.User(c)
user, err := store.GetUserLogin(c, c.Param("login"))
if err != nil {
c.AbortWithStatus(http.StatusNotFound)
return
}
// cannot delete self
if me.ID == user.ID {
c.AbortWithStatus(http.StatusForbidden)
return
}
err = store.DeleteUser(c, user)
if err != nil {
c.AbortWithStatus(http.StatusInternalServerError)
return
}
c.Writer.WriteHeader(http.StatusNoContent)
}
func PostHook(c *gin.Context) {
remote_ := remote.FromContext(c)
tmprepo, build, err := remote_.Hook(c.Request)
if err != nil {
log.Errorf("failure to parse hook. %s", err)
c.AbortWithError(400, err)
return
}
if build == nil {
c.Writer.WriteHeader(200)
return
}
if tmprepo == nil {
log.Errorf("failure to ascertain repo from hook.")
c.Writer.WriteHeader(400)
return
}
// skip the build if any case-insensitive combination of the words "skip" and "ci"
// wrapped in square brackets appear in the commit message
skipMatch := skipRe.FindString(build.Message)
if len(skipMatch) > 0 {
log.Infof("ignoring hook. %s found in %s", skipMatch, build.Commit)
c.Writer.WriteHeader(204)
return
}
repo, err := store.GetRepoOwnerName(c, tmprepo.Owner, tmprepo.Name)
if err != nil {
log.Errorf("failure to find repo %s/%s from hook. %s", tmprepo.Owner, tmprepo.Name, err)
c.AbortWithError(404, err)
return
}
// get the token and verify the hook is authorized
parsed, err := token.ParseRequest(c.Request, func(t *token.Token) (string, error) {
return repo.Hash, nil
})
if err != nil {
log.Errorf("failure to parse token from hook for %s. %s", repo.FullName, err)
c.AbortWithError(400, err)
return
}
if parsed.Text != repo.FullName {
log.Errorf("failure to verify token from hook. Expected %s, got %s", repo.FullName, parsed.Text)
c.AbortWithStatus(403)
return
}
if repo.UserID == 0 {
log.Warnf("ignoring hook. repo %s has no owner.", repo.FullName)
c.Writer.WriteHeader(204)
return
}
var skipped = true
if (build.Event == model.EventPush && repo.AllowPush) ||
(build.Event == model.EventPull && repo.AllowPull) ||
(build.Event == model.EventDeploy && repo.AllowDeploy) ||
(build.Event == model.EventTag && repo.AllowTag) {
skipped = false
}
if skipped {
log.Infof("ignoring hook. repo %s is disabled for %s events.", repo.FullName, build.Event)
c.Writer.WriteHeader(204)
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
}
// if there is no email address associated with the pull request,
// we lookup the email address based on the authors github login.
//
// my initial hesitation with this code is that it has the ability
// to expose your email address. At the same time, your email address
// is already exposed in the public .git log. So while some people will
// a small number of people will probably be upset by this, I'm not sure
// it is actually that big of a deal.
if len(build.Email) == 0 {
author, err := store.GetUserLogin(c, build.Author)
if err == nil {
build.Email = author.Email
}
}
// 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
raw, sec, err := remote_.Script(user, repo, build)
if err != nil {
log.Errorf("failure to get .drone.yml for %s. %s", repo.FullName, err)
c.AbortWithError(404, err)
return
}
axes, err := matrix.Parse(string(raw))
if err != nil {
log.Errorf("failure to calculate matrix for %s. %s", repo.FullName, err)
c.AbortWithError(400, err)
return
}
if len(axes) == 0 {
axes = append(axes, matrix.Axis{})
}
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
}
key, _ := store.GetKey(c, repo)
// verify the branches can be built vs skipped
yconfig, _ := yaml.Parse(string(raw))
var match = false
for _, branch := range yconfig.Branches {
if branch == build.Branch {
match = true
break
}
match, _ = filepath.Match(branch, build.Branch)
if match {
break
}
}
if !match && len(yconfig.Branches) != 0 {
log.Infof("ignoring hook. yaml file excludes repo and branch %s %s", repo.FullName, build.Branch)
c.AbortWithStatus(200)
return
}
// update some build fields
build.Status = model.StatusPending
build.RepoID = repo.ID
// and use a transaction
var jobs []*model.Job
for num, axis := range axes {
jobs = append(jobs, &model.Job{
BuildID: build.ID,
Number: num + 1,
Status: model.StatusPending,
Environment: axis,
})
}
err = store.CreateBuild(c, build, jobs...)
if err != nil {
log.Errorf("failure to save commit for %s. %s", repo.FullName, err)
c.AbortWithError(500, err)
return
}
c.JSON(200, build)
url := fmt.Sprintf("%s/%s/%d", httputil.GetURL(c.Request), repo.FullName, build.Number)
err = remote_.Status(user, repo, build, url)
if err != nil {
log.Errorf("error setting commit status for %s/%d", repo.FullName, build.Number)
}
// get the previous build so taht we can send
// on status change notifications
last, _ := store.GetBuildLastBefore(c, repo, build.Branch, build.ID)
engine_ := context.Engine(c)
go engine_.Schedule(c.Copy(), &engine.Task{
User: user,
Repo: repo,
Build: build,
BuildPrev: last,
Jobs: jobs,
Keys: key,
Netrc: netrc,
Config: string(raw),
Secret: string(sec),
System: &model.System{
Link: httputil.GetURL(c.Request),
Plugins: strings.Split(os.Getenv("PLUGIN_FILTER"), " "),
Globals: strings.Split(os.Getenv("PLUGIN_PARAMS"), " "),
},
})
}
func GetLogin(c *gin.Context) {
// when dealing with redirects we may need to adjust the content type. I
// cannot, however, remember why, so need to revisit this line.
c.Writer.Header().Del("Content-Type")
tmpuser, err := remote.Login(c, c.Writer, c.Request)
if err != nil {
logrus.Errorf("cannot authenticate user. %s", err)
c.Redirect(303, "/login?error=oauth_error")
return
}
// this will happen when the user is redirected by the remote provider as
// part of the authorization workflow.
if tmpuser == nil {
return
}
config := ToConfig(c)
// get the user from the database
u, err := store.GetUserLogin(c, tmpuser.Login)
if err != nil {
// if self-registration is disabled we should return a not authorized error
if !config.Open && !config.IsAdmin(tmpuser) {
logrus.Errorf("cannot register %s. registration closed", tmpuser.Login)
c.Redirect(303, "/login?error=access_denied")
return
}
// if self-registration is enabled for whitelisted organizations we need to
// check the user's organization membership.
if len(config.Orgs) != 0 {
teams, terr := remote.Teams(c, tmpuser)
if terr != nil || config.IsMember(teams) == false {
logrus.Errorf("cannot verify team membership for %s.", u.Login)
c.Redirect(303, "/login?error=access_denied")
return
}
}
// create the user account
u = &model.User{
Login: tmpuser.Login,
Token: tmpuser.Token,
Secret: tmpuser.Secret,
Email: tmpuser.Email,
Avatar: tmpuser.Avatar,
Hash: base32.StdEncoding.EncodeToString(
securecookie.GenerateRandomKey(32),
),
}
// insert the user into the database
if err := store.CreateUser(c, u); err != nil {
logrus.Errorf("cannot insert %s. %s", u.Login, err)
c.Redirect(303, "/login?error=internal_error")
return
}
}
// update the user meta data and authorization data.
u.Token = tmpuser.Token
u.Secret = tmpuser.Secret
u.Email = tmpuser.Email
u.Avatar = tmpuser.Avatar
// if self-registration is enabled for whitelisted organizations we need to
// check the user's organization membership.
if len(config.Orgs) != 0 {
teams, terr := remote.Teams(c, u)
if terr != nil || config.IsMember(teams) == false {
logrus.Errorf("cannot verify team membership for %s.", u.Login)
c.Redirect(303, "/login?error=access_denied")
return
}
}
if err := store.UpdateUser(c, u); err != nil {
logrus.Errorf("cannot update %s. %s", u.Login, err)
c.Redirect(303, "/login?error=internal_error")
return
}
exp := time.Now().Add(time.Hour * 72).Unix()
token := token.New(token.SessToken, u.Login)
tokenstr, err := token.SignExpires(u.Hash, exp)
if err != nil {
logrus.Errorf("cannot create token for %s. %s", u.Login, err)
c.Redirect(303, "/login?error=internal_error")
return
}
httputil.SetCookie(c.Writer, c.Request, "user_sess", tokenstr)
c.Redirect(303, "/")
}
func PostHook(c *gin.Context) {
remote_ := remote.FromContext(c)
tmprepo, build, err := remote_.Hook(c.Request)
if err != nil {
log.Errorf("failure to parse hook. %s", err)
c.AbortWithError(400, err)
return
}
if build == nil {
c.Writer.WriteHeader(200)
return
}
if tmprepo == nil {
log.Errorf("failure to ascertain repo from hook.")
c.Writer.WriteHeader(400)
return
}
// skip the build if any case-insensitive combination of the words "skip" and "ci"
// wrapped in square brackets appear in the commit message
skipMatch := skipRe.FindString(build.Message)
if len(skipMatch) > 0 {
log.Infof("ignoring hook. %s found in %s", skipMatch, build.Commit)
c.Writer.WriteHeader(204)
return
}
repo, err := store.GetRepoOwnerName(c, tmprepo.Owner, tmprepo.Name)
if err != nil {
log.Errorf("failure to find repo %s/%s from hook. %s", tmprepo.Owner, tmprepo.Name, err)
c.AbortWithError(404, err)
return
}
// get the token and verify the hook is authorized
parsed, err := token.ParseRequest(c.Request, func(t *token.Token) (string, error) {
return repo.Hash, nil
})
if err != nil {
log.Errorf("failure to parse token from hook for %s. %s", repo.FullName, err)
c.AbortWithError(400, err)
return
}
if parsed.Text != repo.FullName {
log.Errorf("failure to verify token from hook. Expected %s, got %s", repo.FullName, parsed.Text)
c.AbortWithStatus(403)
return
}
if repo.UserID == 0 {
log.Warnf("ignoring hook. repo %s has no owner.", repo.FullName)
c.Writer.WriteHeader(204)
return
}
var skipped = true
if (build.Event == model.EventPush && repo.AllowPush) ||
(build.Event == model.EventPull && repo.AllowPull) ||
(build.Event == model.EventDeploy && repo.AllowDeploy) ||
(build.Event == model.EventTag && repo.AllowTag) {
skipped = false
}
if skipped {
log.Infof("ignoring hook. repo %s is disabled for %s events.", repo.FullName, build.Event)
c.Writer.WriteHeader(204)
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
}
// if there is no email address associated with the pull request,
// we lookup the email address based on the authors github login.
//
// my initial hesitation with this code is that it has the ability
// to expose your email address. At the same time, your email address
// is already exposed in the public .git log. So while some people will
// a small number of people will probably be upset by this, I'm not sure
// it is actually that big of a deal.
if len(build.Email) == 0 {
author, err := store.GetUserLogin(c, build.Author)
if err == nil {
build.Email = author.Email
}
}
// 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 build 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
}
sec, err := remote_.File(user, repo, build, config.Shasum)
if err != nil {
log.Debugf("cannot find build secrets for %s. %s", repo.FullName, err)
// NOTE we don't exit on failure. The sec file is optional
}
axes, err := yaml.ParseMatrix(raw)
if err != nil {
c.String(500, "Failed to parse yaml file or calculate matrix. %s", err)
return
}
if len(axes) == 0 {
axes = append(axes, yaml.Axis{})
}
netrc, err := remote_.Netrc(user, repo)
if err != nil {
c.String(500, "Failed to generate netrc file. %s", err)
return
}
// verify the branches can be built vs skipped
branches := yaml.ParseBranch(raw)
if !branches.Match(build.Branch) && build.Event != model.EventTag && build.Event != model.EventDeploy {
c.String(200, "Branch does not match restrictions defined in yaml")
return
}
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 {
build.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")
} else {
build.Verified = true
}
}
// update some build fields
build.Status = model.StatusPending
build.RepoID = repo.ID
// and use a transaction
var jobs []*model.Job
for num, axis := range axes {
jobs = append(jobs, &model.Job{
BuildID: build.ID,
Number: num + 1,
Status: model.StatusPending,
Environment: axis,
})
}
err = store.CreateBuild(c, build, jobs...)
if err != nil {
log.Errorf("failure to save commit for %s. %s", repo.FullName, err)
c.AbortWithError(500, err)
return
}
c.JSON(200, build)
url := fmt.Sprintf("%s/%s/%d", httputil.GetURL(c.Request), repo.FullName, build.Number)
err = remote_.Status(user, repo, build, url)
if err != nil {
log.Errorf("error setting commit status for %s/%d", repo.FullName, build.Number)
}
// 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.GetSecretList(c, repo)
if err != nil {
log.Errorf("Error getting secrets for %s#%d. %s", repo.FullName, build.Number, err)
}
bus.Publish(c, bus.NewBuildEvent(bus.Enqueued, repo, build))
for _, job := range jobs {
queue.Publish(c, &queue.Work{
Signed: build.Signed,
Verified: build.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 GetLogin(c *gin.Context) {
remote := remote.FromContext(c)
// when dealing with redirects we may need
// to adjust the content type. I cannot, however,
// remember why, so need to revisit this line.
c.Writer.Header().Del("Content-Type")
tmpuser, open, err := remote.Login(c.Writer, c.Request)
if err != nil {
log.Errorf("cannot authenticate user. %s", err)
c.Redirect(303, "/login?error=oauth_error")
return
}
// this will happen when the user is redirected by
// the remote provide as part of the oauth dance.
if tmpuser == nil {
return
}
// get the user from the database
u, err := store.GetUserLogin(c, tmpuser.Login)
if err != nil {
count, err := store.CountUsers(c)
if err != nil {
log.Errorf("cannot register %s. %s", tmpuser.Login, err)
c.Redirect(303, "/login?error=internal_error")
return
}
// if self-registration is disabled we should
// return a notAuthorized error. the only exception
// is if no users exist yet in the system we'll proceed.
if !open && count != 0 {
log.Errorf("cannot register %s. registration closed", tmpuser.Login)
c.Redirect(303, "/login?error=access_denied")
return
}
// create the user account
u = &model.User{}
u.Login = tmpuser.Login
u.Token = tmpuser.Token
u.Secret = tmpuser.Secret
u.Email = tmpuser.Email
u.Avatar = tmpuser.Avatar
u.Hash = crypto.Rand()
// insert the user into the database
if err := store.CreateUser(c, u); err != nil {
log.Errorf("cannot insert %s. %s", u.Login, err)
c.Redirect(303, "/login?error=internal_error")
return
}
// if this is the first user, they
// should be an admin.
if count == 0 {
u.Admin = true
}
}
// update the user meta data and authorization
// data and cache in the datastore.
u.Token = tmpuser.Token
u.Secret = tmpuser.Secret
u.Email = tmpuser.Email
u.Avatar = tmpuser.Avatar
if err := store.UpdateUser(c, u); err != nil {
log.Errorf("cannot update %s. %s", u.Login, err)
c.Redirect(303, "/login?error=internal_error")
return
}
exp := time.Now().Add(time.Hour * 72).Unix()
token := token.New(token.SessToken, u.Login)
tokenstr, err := token.SignExpires(u.Hash, exp)
if err != nil {
log.Errorf("cannot create token for %s. %s", u.Login, err)
c.Redirect(303, "/login?error=internal_error")
return
}
httputil.SetCookie(c.Writer, c.Request, "user_sess", tokenstr)
redirect := httputil.GetCookie(c.Request, "user_last")
if len(redirect) == 0 {
redirect = "/"
}
c.Redirect(303, redirect)
}
