func (s segregatedScheduler) Schedule(opts docker.CreateContainerOptions) (string, *docker.Container, error) {
conn, err := db.Conn()
if err != nil {
return "", nil, err
}
defer conn.Close()
var cont container
coll := collection()
defer coll.Close()
err = coll.Find(bson.M{"name": opts.Name}).One(&cont)
if err != nil {
return "", nil, err
}
app, err := app.GetByName(cont.AppName)
if err != nil {
return s.fallback(opts)
}
var nodes []node
query := bson.M{"teams": bson.M{"$in": app.Teams}}
err = conn.Collection(schedulerCollection).Find(query).All(&nodes)
if err != nil || len(nodes) < 1 {
return s.fallback(opts)
}
return s.handle(opts, nodes)
}
func removeUserFromTeam(w http.ResponseWriter, r *http.Request, t *auth.Token) error {
email := r.URL.Query().Get(":user")
teamName := r.URL.Query().Get(":team")
u, err := t.User()
if err != nil {
return err
}
rec.Log(u.Email, "remove-user-from-team", "team="+teamName, "user="******"Team not found"}
}
if !team.ContainsUser(u) {
msg := fmt.Sprintf("You are not authorized to remove a member from the team %s", team.Name)
return &errors.HTTP{Code: http.StatusUnauthorized, Message: msg}
}
if len(team.Users) == 1 {
msg := "You can not remove this user from this team, because it is the last user within the team, and a team can not be orphaned"
return &errors.HTTP{Code: http.StatusForbidden, Message: msg}
}
user, err := auth.GetUserByEmail(email)
if err != nil {
return &errors.HTTP{Code: http.StatusNotFound, Message: err.Error()}
}
err = removeUserFromTeamInGandalf(user, team.Name)
if err != nil {
return nil
}
return removeUserFromTeamInDatabase(user, team)
}
func (s *WriterSuite) SetUpSuite(c *gocheck.C) {
var err error
config.Set("database:url", "127.0.0.1:27017")
config.Set("database:name", "tsuru_api_writer_test")
s.conn, err = db.Conn()
c.Assert(err, gocheck.IsNil)
}
func update(units []provision.Unit) {
log.Print("updating status from provisioner")
var l AppList
for _, unit := range units {
a, index := l.Search(unit.AppName)
if index > -1 {
err := a.Get()
if err != nil {
log.Printf("collector: app %q not found. Skipping.\n", unit.AppName)
continue
}
}
u := app.Unit{}
u.Name = unit.Name
u.Type = unit.Type
u.Machine = unit.Machine
u.InstanceId = unit.InstanceId
u.Ip = unit.Ip
u.State = string(unit.Status)
a.AddUnit(&u)
if index > -1 {
l.Add(a, index)
}
}
conn, err := db.Conn()
if err != nil {
log.Printf("collector failed to connect to the database: %s", err)
return
}
defer conn.Close()
for _, a := range l {
a.Ip, _ = app.Provisioner.Addr(a)
conn.Apps().Update(bson.M{"name": a.Name}, a)
}
}
func collection() (*storage.Collection, error) {
conn, err := db.Conn()
if err != nil {
return nil, err
}
return conn.Collection("routers"), nil
}
func (s *S) TestUserStartPasswordReset(c *gocheck.C) {
conn, err := db.Conn()
c.Assert(err, gocheck.IsNil)
defer conn.Close()
defer s.server.Reset()
u := User{Email: "*****@*****.**", Password: "******"}
err = u.StartPasswordReset()
c.Assert(err, gocheck.IsNil)
defer conn.PasswordTokens().Remove(bson.M{"useremail": u.Email})
var token passwordToken
err = conn.PasswordTokens().Find(bson.M{"useremail": u.Email}).One(&token)
c.Assert(err, gocheck.IsNil)
time.Sleep(1e9) // Let the email flow.
s.server.Lock()
defer s.server.Unlock()
c.Assert(s.server.MailBox, gocheck.HasLen, 1)
m := s.server.MailBox[0]
c.Assert(m.From, gocheck.Equals, "root")
c.Assert(m.To, gocheck.DeepEquals, []string{u.Email})
var buf bytes.Buffer
err = resetEmailData.Execute(&buf, token)
c.Assert(err, gocheck.IsNil)
expected := strings.Replace(buf.String(), "\n", "\r\n", -1) + "\r\n"
c.Assert(string(m.Data), gocheck.Equals, expected)
}
func addUserToTeam(email, teamName string, u *auth.User) error {
conn, err := db.Conn()
if err != nil {
return err
}
defer conn.Close()
team, user := new(auth.Team), new(auth.User)
selector := bson.M{"_id": teamName}
if err := conn.Teams().Find(selector).One(team); err != nil {
return &errors.Http{Code: http.StatusNotFound, Message: "Team not found"}
}
if !team.ContainsUser(u) {
msg := fmt.Sprintf("You are not authorized to add new users to the team %s", team.Name)
return &errors.Http{Code: http.StatusUnauthorized, Message: msg}
}
if err := conn.Users().Find(bson.M{"email": email}).One(user); err != nil {
return &errors.Http{Code: http.StatusNotFound, Message: "User not found"}
}
actions := []*action.Action{
&addUserToTeamInGandalfAction,
&addUserToTeamInDatabaseAction,
}
pipeline := action.NewPipeline(actions...)
return pipeline.Execute(user.Email, u, team)
}
func removeOldTokens(userEmail string) error {
conn, err := db.Conn()
if err != nil {
return err
}
defer conn.Close()
var limit int
if limit, err = config.GetInt("auth:max-simultaneous-sessions"); err != nil {
return err
}
count, err := conn.Tokens().Find(bson.M{"useremail": userEmail}).Count()
if err != nil {
return err
}
diff := count - limit
if diff < 1 {
return nil
}
var tokens []map[string]interface{}
err = conn.Tokens().Find(bson.M{"useremail": userEmail}).Select(bson.M{"_id": 1}).Limit(diff).All(&tokens)
if err != nil {
return nil
}
ids := make([]interface{}, 0, len(tokens))
for _, token := range tokens {
ids = append(ids, token["_id"])
}
_, err = conn.Tokens().RemoveAll(bson.M{"_id": bson.M{"$in": ids}})
return err
}
func (s *S) TestReserveAppIsSafe(c *gocheck.C) {
defer runtime.GOMAXPROCS(runtime.GOMAXPROCS(runtime.NumCPU()))
email := "*****@*****.**"
user := &User{
Email: email, Password: "******",
Quota: quota.Quota{Limit: 10, InUse: 0},
}
err := user.Create()
c.Assert(err, gocheck.IsNil)
conn, err := db.Conn()
c.Assert(err, gocheck.IsNil)
defer conn.Close()
defer conn.Users().Remove(bson.M{"email": user.Email})
var wg sync.WaitGroup
for i := 0; i < 24; i++ {
wg.Add(1)
go func() {
defer wg.Done()
ReserveApp(user)
}()
}
wg.Wait()
user, err = GetUserByEmail(email)
c.Assert(err, gocheck.IsNil)
c.Assert(user.Quota.InUse, gocheck.Equals, 10)
}
func (s *S) TestGetImageAppWhenDeployIsMultipleOf10(c *gocheck.C) {
var request http.Request
server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
request = *r
}))
defer server.Close()
u, _ := url.Parse(server.URL)
imageRepo := u.Host + "/tsuru/python"
err := newImage(imageRepo, s.server.URL())
c.Assert(err, gocheck.IsNil)
conn, err := db.Conn()
c.Assert(err, gocheck.IsNil)
defer conn.Close()
units := []app.Unit{{Name: "4fa6e0f0c678"}, {Name: "e90e34656806"}}
app := &app.App{Name: "app1", Platform: "python", Deploys: 20, Units: units}
err = conn.Apps().Insert(app)
c.Assert(err, gocheck.IsNil)
defer conn.Apps().Remove(bson.M{"name": "app1"})
cont := container{ID: "bleble", Type: "python", AppName: "app1", Image: imageRepo}
coll := collection()
err = coll.Insert(cont)
c.Assert(err, gocheck.IsNil)
defer coll.Close()
c.Assert(err, gocheck.IsNil)
defer coll.RemoveAll(bson.M{"id": "bleble"})
img := getImage(app)
repoNamespace, err := config.GetString("docker:repository-namespace")
c.Assert(err, gocheck.IsNil)
c.Assert(img, gocheck.Equals, fmt.Sprintf("%s/python", repoNamespace))
c.Assert(request.Method, gocheck.Equals, "DELETE")
path := "/v1/repositories/tsuru/python/tags"
c.Assert(request.URL.Path, gocheck.Equals, path)
}
func (s *S) TestUsePlatformImage(c *gocheck.C) {
conn, err := db.Conn()
c.Assert(err, gocheck.IsNil)
defer conn.Close()
units := []app.Unit{{Name: "4fa6e0f0c678"}, {Name: "e90e34656806"}}
app1 := &app.App{Name: "app1", Platform: "python", Deploys: 40, Units: units}
err = conn.Apps().Insert(app1)
c.Assert(err, gocheck.IsNil)
ok := usePlatformImage(app1)
c.Assert(ok, gocheck.Equals, true)
defer conn.Apps().Remove(bson.M{"name": "app1"})
app2 := &app.App{Name: "app2", Platform: "python", Deploys: 20, Units: units}
err = conn.Apps().Insert(app2)
c.Assert(err, gocheck.IsNil)
ok = usePlatformImage(app2)
c.Assert(ok, gocheck.Equals, true)
defer conn.Apps().Remove(bson.M{"name": "app2"})
app3 := &app.App{Name: "app3", Platform: "python", Deploys: 0, Units: units}
err = conn.Apps().Insert(app3)
c.Assert(err, gocheck.IsNil)
ok = usePlatformImage(app3)
c.Assert(ok, gocheck.Equals, false)
defer conn.Apps().Remove(bson.M{"name": "app3"})
app4 := &app.App{Name: "app4", Platform: "python", Deploys: 19, Units: units}
err = conn.Apps().Insert(app4)
c.Assert(err, gocheck.IsNil)
ok = usePlatformImage(app4)
c.Assert(ok, gocheck.Equals, false)
defer conn.Apps().Remove(bson.M{"name": "app4"})
}
func CheckUserAccess(teamNames []string, u *User) bool {
q := bson.M{"_id": bson.M{"$in": teamNames}}
var teams []Team
conn, err := db.Conn()
if err != nil {
log.Errorf("Failed to connect to the database: %s", err)
return false
}
defer conn.Close()
conn.Teams().Find(q).All(&teams)
var wg sync.WaitGroup
found := make(chan bool, len(teams)+1)
for _, team := range teams {
wg.Add(1)
go func(t Team) {
if t.ContainsUser(u) {
found <- true
}
wg.Done()
}(team)
}
go func() {
wg.Wait()
found <- false
}()
return <-found
}
func RemoveServiceInstanceHandler(w http.ResponseWriter, r *http.Request, u *auth.User) error {
name := r.URL.Query().Get(":name")
si, err := getServiceInstanceOrError(name, u)
if err != nil {
return err
}
if len(si.Apps) > 0 {
msg := "This service instance is bound to at least one app. Unbind them before removing it"
return &errors.Http{Code: http.StatusInternalServerError, Message: msg}
}
if err = si.Service().ProductionEndpoint().Destroy(&si); err != nil {
return err
}
conn, err := db.Conn()
if err != nil {
return err
}
defer conn.Close()
err = conn.ServiceInstances().Remove(bson.M{"name": name})
if err != nil {
return err
}
w.Write([]byte("service instance successfuly removed"))
return nil
}
func ServiceInstanceStatusHandler(w http.ResponseWriter, r *http.Request, u *auth.User) error {
// #TODO (flaviamissi) should check if user has access to service
// just call GetServiceInstanceOrError should be enough
siName := r.URL.Query().Get(":instance")
var si service.ServiceInstance
if siName == "" {
return &errors.Http{Code: http.StatusBadRequest, Message: "Service instance name not provided."}
}
conn, err := db.Conn()
if err != nil {
return err
}
defer conn.Close()
err = conn.ServiceInstances().Find(bson.M{"name": siName}).One(&si)
if err != nil {
msg := fmt.Sprintf("Service instance does not exists, error: %s", err.Error())
return &errors.Http{Code: http.StatusInternalServerError, Message: msg}
}
s := si.Service()
var b string
if b, err = s.ProductionEndpoint().Status(&si); err != nil {
msg := fmt.Sprintf("Could not retrieve status of service instance, error: %s", err.Error())
return &errors.Http{Code: http.StatusInternalServerError, Message: msg}
}
b = fmt.Sprintf(`Service instance "%s" is %s`, siName, b)
n, err := w.Write([]byte(b))
if n != len(b) {
return &errors.Http{Code: http.StatusInternalServerError, Message: "Failed to write response body"}
}
return nil
}
func ServiceInfoHandler(w http.ResponseWriter, r *http.Request, u *auth.User) error {
serviceName := r.URL.Query().Get(":name")
_, err := getServiceOrError(serviceName, u)
if err != nil {
return err
}
instances := []service.ServiceInstance{}
teams, err := u.Teams()
if err != nil {
return err
}
conn, err := db.Conn()
if err != nil {
return err
}
defer conn.Close()
teamsNames := auth.GetTeamsNames(teams)
q := bson.M{"service_name": serviceName, "teams": bson.M{"$in": teamsNames}}
err = conn.ServiceInstances().Find(q).All(&instances)
if err != nil {
return err
}
b, err := json.Marshal(instances)
if err != nil {
return nil
}
w.Write(b)
return nil
}
func grantAccessToTeam(appName, teamName string, u *auth.User) error {
t := new(auth.Team)
app, err := getApp(appName, u)
if err != nil {
return err
}
conn, err := db.Conn()
if err != nil {
return err
}
defer conn.Close()
err = conn.Teams().Find(bson.M{"_id": teamName}).One(t)
if err != nil {
return &errors.Http{Code: http.StatusNotFound, Message: "Team not found"}
}
err = app.Grant(t)
if err != nil {
return &errors.Http{Code: http.StatusConflict, Message: err.Error()}
}
err = conn.Apps().Update(bson.M{"name": app.Name}, app)
if err != nil {
return err
}
gUrl := repository.GitServerUri()
gClient := gandalf.Client{Endpoint: gUrl}
if err := gClient.GrantAccess([]string{app.Name}, t.Users); err != nil {
return fmt.Errorf("Failed to grant access in the git server: %s.", err)
}
return nil
}
func (s *S) SetUpSuite(c *gocheck.C) {
var err error
config.Set("database:url", "127.0.0.1:27017")
config.Set("database:name", "router_fake_tests")
s.conn, err = db.Conn()
c.Assert(err, gocheck.IsNil)
}
func getServiceInstace(instanceName, appName string, u *auth.User) (service.ServiceInstance, app.App, error) {
var app app.App
conn, err := db.Conn()
if err != nil {
return service.ServiceInstance{}, app, err
}
defer conn.Close()
instance, err := service.GetInstance(instanceName)
if err != nil {
err = &errors.Http{Code: http.StatusNotFound, Message: "Instance not found"}
return instance, app, err
}
if !auth.CheckUserAccess(instance.Teams, u) {
err = &errors.Http{Code: http.StatusForbidden, Message: "This user does not have access to this instance"}
return instance, app, err
}
err = conn.Apps().Find(bson.M{"name": appName}).One(&app)
if err != nil {
err = &errors.Http{Code: http.StatusNotFound, Message: fmt.Sprintf("App %s not found.", appName)}
return instance, app, err
}
if !auth.CheckUserAccess(app.Teams, u) {
err = &errors.Http{Code: http.StatusForbidden, Message: "This user does not have access to this app"}
return instance, app, err
}
return instance, app, nil
}
func createTeam(w http.ResponseWriter, r *http.Request, t *auth.Token) error {
var params map[string]string
err := json.NewDecoder(r.Body).Decode(¶ms)
if err != nil {
return &errors.HTTP{Code: http.StatusBadRequest, Message: err.Error()}
}
name, ok := params["name"]
if !ok {
msg := "You must provide the team name"
return &errors.HTTP{Code: http.StatusBadRequest, Message: msg}
}
u, err := t.User()
if err != nil {
return err
}
rec.Log(u.Email, "create-team", name)
conn, err := db.Conn()
if err != nil {
return err
}
defer conn.Close()
team := &auth.Team{Name: name, Users: []string{u.Email}}
if err := conn.Teams().Insert(team); err != nil &&
strings.Contains(err.Error(), "duplicate key error") {
msg := "This team already exists"
return &errors.HTTP{Code: http.StatusConflict, Message: msg}
}
return nil
}
// unbind takes all service instances that are bound to the app, and unbind
// them. This method is used by Destroy (before destroying the app, it unbinds
// all service instances). Refer to Destroy docs for more details.
func (app *App) unbind() error {
var instances []service.ServiceInstance
conn, err := db.Conn()
if err != nil {
return err
}
defer conn.Close()
q := bson.M{"apps": bson.M{"$in": []string{app.Name}}}
err = conn.ServiceInstances().Find(q).All(&instances)
if err != nil {
return err
}
var msg string
var addMsg = func(instanceName string, reason error) {
if msg == "" {
msg = "Failed to unbind the following instances:\n"
}
msg += fmt.Sprintf("- %s (%s)", instanceName, reason.Error())
}
for _, instance := range instances {
err = instance.UnbindApp(app)
if err != nil {
addMsg(instance.Name, err)
}
}
if msg != "" {
return stderr.New(msg)
}
return nil
}
func removeUserFromTeam(email, teamName string, u *auth.User) error {
conn, err := db.Conn()
if err != nil {
return err
}
defer conn.Close()
team := new(auth.Team)
err = conn.Teams().FindId(teamName).One(team)
if err != nil {
return &errors.Http{Code: http.StatusNotFound, Message: "Team not found"}
}
if !team.ContainsUser(u) {
msg := fmt.Sprintf("You are not authorized to remove a member from the team %s", team.Name)
return &errors.Http{Code: http.StatusUnauthorized, Message: msg}
}
if len(team.Users) == 1 {
msg := "You can not remove this user from this team, because it is the last user within the team, and a team can not be orphaned"
return &errors.Http{Code: http.StatusForbidden, Message: msg}
}
user := auth.User{Email: email}
err = user.Get()
if err != nil {
return &errors.Http{Code: http.StatusNotFound, Message: err.Error()}
}
err = removeUserFromTeamInGandalf(&user, team.Name)
if err != nil {
return nil
}
return removeUserFromTeamInDatabase(&user, team)
}
// RemoveUnit removes a unit by its InstanceId or Name.
//
// Will search first by InstanceId, if no instance is found, then tries to
// search using the unit name, then calls the removal function from provisioner
//
// Returns an error in case of failure.
func (app *App) RemoveUnit(id string) error {
var (
unit Unit
i int
u Unit
)
for i, u = range app.Units {
if u.InstanceId == id || u.Name == id {
unit = u
break
}
}
if unit.GetName() == "" {
return stderr.New("Unit not found.")
}
if err := Provisioner.RemoveUnit(app, unit.GetName()); err != nil {
return err
}
app.removeUnits([]int{i})
app.unbindUnit(&unit)
conn, err := db.Conn()
if err != nil {
return err
}
defer conn.Close()
return conn.Apps().Update(
bson.M{"name": app.Name},
bson.M{"$set": bson.M{"units": app.Units}},
)
}
// Reserve reserves the given items to the owner.
//
// It may allocate part of the items before exceeding the quota. See the
// example for more details.
func Reserve(owner string, items ...string) error {
conn, err := db.Conn()
if err != nil {
return err
}
defer conn.Close()
locker.Lock(owner)
defer locker.Unlock(owner)
var u usage
err = conn.Quota().Find(bson.M{"owner": owner}).One(&u)
if err != nil {
return ErrQuotaNotFound
}
available := int(u.Limit) - len(u.Items)
if available < 0 {
available = 0
}
if available < len(items) {
return &QuotaExceededError{Requested: uint(len(items)), Available: uint(available)}
}
update := bson.M{"$addToSet": bson.M{"items": bson.M{"$each": items}}}
err = conn.Quota().Update(bson.M{"owner": owner}, update)
if err != nil {
return err
}
return nil
}
// setEnvsToApp adds environment variables to an app, serializing the resulting
// list of environment variables in all units of apps. This method can
// serialize them directly or using a queue.
//
// Besides the slice of environment variables, this method also takes two other
// parameters: publicOnly indicates whether only public variables can be
// overridden (if set to false, setEnvsToApp may override a private variable).
//
// If useQueue is true, it will use a queue to write the environment variables
// in the units of the app.
func (app *App) setEnvsToApp(envs []bind.EnvVar, publicOnly, useQueue bool) error {
if len(envs) > 0 {
for _, env := range envs {
set := true
if publicOnly {
e, err := app.getEnv(env.Name)
if err == nil && !e.Public {
set = false
}
}
if set {
app.setEnv(env)
}
}
conn, err := db.Conn()
if err != nil {
return err
}
defer conn.Close()
err = conn.Apps().Update(bson.M{"name": app.Name}, bson.M{"$set": bson.M{"env": app.Env}})
if err != nil {
return err
}
if useQueue {
Enqueue(queue.Message{Action: regenerateApprc, Args: []string{app.Name}})
return nil
}
go app.SerializeEnvVars()
}
return nil
}
func addUserToTeam(w http.ResponseWriter, r *http.Request, t *auth.Token) error {
teamName := r.URL.Query().Get(":team")
email := r.URL.Query().Get(":user")
u, err := t.User()
if err != nil {
return err
}
rec.Log(u.Email, "add-user-to-team", "team="+teamName, "user="******"Team not found"}
}
if !team.ContainsUser(u) {
msg := fmt.Sprintf("You are not authorized to add new users to the team %s", team.Name)
return &errors.HTTP{Code: http.StatusUnauthorized, Message: msg}
}
user, err := auth.GetUserByEmail(email)
if err != nil {
return &errors.HTTP{Code: http.StatusNotFound, Message: "User not found"}
}
actions := []*action.Action{
&addUserToTeamInGandalfAction,
&addUserToTeamInDatabaseAction,
}
pipeline := action.NewPipeline(actions...)
return pipeline.Execute(user.Email, u, team)
}
// UnsetEnvs removes environment variables from an app, serializing the
// remaining list of environment variables to all units of the app.
//
// Besides the slice with the name of the variables, this method also takes the
// parameter publicOnly, which indicates whether only public variables can be
// overridden (if set to false, setEnvsToApp may override a private variable).
func (app *App) UnsetEnvs(variableNames []string, publicOnly bool) error {
if len(variableNames) > 0 {
for _, name := range variableNames {
var unset bool
e, err := app.getEnv(name)
if !publicOnly || (err == nil && e.Public) {
unset = true
}
if unset {
delete(app.Env, name)
}
}
conn, err := db.Conn()
if err != nil {
return err
}
defer conn.Close()
err = conn.Apps().Update(bson.M{"name": app.Name}, bson.M{"$set": bson.M{"env": app.Env}})
if err != nil {
return err
}
go app.SerializeEnvVars()
}
return nil
}
func (s *ELBSuite) TestELBInstanceHealerInstallingUnit(c *gocheck.C) {
lb := "elbtest"
instance := s.server.NewInstance()
defer s.server.RemoveInstance(instance)
s.server.NewLoadBalancer(lb)
defer s.server.RemoveLoadBalancer(lb)
s.server.RegisterInstance(instance, lb)
defer s.server.DeregisterInstance(instance, lb)
a := app.App{
Name: "elbtest",
Units: []app.Unit{{InstanceId: instance, State: "installing", Name: "elbtest/0"}},
}
storage, err := db.Conn()
c.Assert(err, gocheck.IsNil)
err = storage.Apps().Insert(a)
c.Assert(err, gocheck.IsNil)
defer storage.Apps().Remove(bson.M{"name": a.Name})
s.provisioner.Provision(&a)
defer s.provisioner.Destroy(&a)
state := elb.InstanceState{
Description: "Instance has failed at least the UnhealthyThreshold number of health checks consecutively.",
State: "OutOfService",
ReasonCode: "Instance",
InstanceId: instance,
}
s.server.ChangeInstanceState(lb, state)
healer := elbInstanceHealer{}
err = healer.Heal()
c.Assert(err, gocheck.IsNil)
err = a.Get()
c.Assert(err, gocheck.IsNil)
c.Assert(a.Units, gocheck.HasLen, 1)
c.Assert(a.Units[0].InstanceId, gocheck.Equals, instance)
}
// Log adds a log message to the app. Specifying a good source is good so the
// user can filter where the message come from.
func (app *App) Log(message, source string) error {
messages := strings.Split(message, "\n")
logs := make([]interface{}, 0, len(messages))
for _, msg := range messages {
if msg != "" {
l := Applog{
Date: time.Now().In(time.UTC),
Message: msg,
Source: source,
AppName: app.Name,
}
logs = append(logs, l)
}
}
if len(logs) > 0 {
go notify(app.Name, logs)
conn, err := db.Conn()
if err != nil {
return err
}
defer conn.Close()
return conn.Logs().Insert(logs...)
}
return nil
}
// bindUnit handles the bind-service message, binding a unit to all service
// instances bound to the app.
func bindUnit(msg *queue.Message) error {
a := App{Name: msg.Args[0]}
err := a.Get()
if err != nil {
msg.Delete()
return fmt.Errorf("Error handling %q: app %q does not exist.", msg.Action, a.Name)
}
conn, err := db.Conn()
if err != nil {
return fmt.Errorf("Error handling %q: %s", msg.Action, err)
}
defer conn.Close()
units := getUnits(&a, msg.Args[1:])
if len(units) == 0 {
msg.Delete()
return errors.New("Unknown unit in the message.")
}
unit := units[0]
var instances []service.ServiceInstance
q := bson.M{"apps": bson.M{"$in": []string{msg.Args[0]}}}
err = conn.ServiceInstances().Find(q).All(&instances)
if err != nil {
return err
}
for _, instance := range instances {
_, err = instance.BindUnit(&a, &unit)
if err != nil {
log.Printf("Error binding the unit %s with the service instance %s.", unit.Name, instance.Name)
}
}
return nil
}
// LastLogs returns a list of the last `lines` log of the app, matching the
// given source.
func (a *App) LastLogs(lines int, source string) ([]Applog, error) {
conn, err := db.Conn()
if err != nil {
return nil, err
}
defer conn.Close()
match := bson.M{}
match["name"] = a.Name
if source != "" {
match["logs.source"] = source
}
pipe := []bson.M{
{"$unwind": "$logs"},
{"$match": match},
{"$project": bson.M{"_id": 0, "logs": 1}},
{"$sort": bson.M{"logs.date": -1}},
{"$limit": lines},
}
var result []map[string]map[string]interface{}
err = conn.Apps().Pipe(pipe).All(&result)
if err != nil {
return nil, err
}
n := len(result)
logs := make([]Applog, n)
for i, row := range result {
log := Applog{
Message: row["logs"]["message"].(string),
Source: row["logs"]["source"].(string),
Date: row["logs"]["date"].(time.Time),
}
logs[n-i-1] = log
}
return logs, nil
}
