func GetSuggestion(w rest.ResponseWriter, r *rest.Request) {
ID := r.PathParam("id")
form, ok := client.GetSuggestion(ID)
if !ok {
apiutils.WriteRestError(w, apierrors.NewNotFound("suggestion", ID))
return
}
w.WriteJson(form)
}
// Prepared returns true if no othesamples are expected to be added
func (s Suggestion) Prepared() (bool, error) {
s, ok := GetSuggestion(s.ID)
if !ok {
return false, apierrors.NewNotFound("suggestion", s.ID)
}
if s.Token == "" {
return false, apierrors.NewConflict("suggestion", "", errors.New("No session token associated with suggestion"))
}
return s.prepared, nil
}
func DeleteConnection(w rest.ResponseWriter, r *rest.Request) {
ID := r.PathParam("id")
err := clientconfig.Update(func(conf *clientconfig.Config) error {
all := conf.Settings.Connections
var result []shared.Connection
// validate that the id exists
found := false
nEnabled := 0
for _, v := range all {
if v.ID == ID {
found = true
if v.Protected {
apiutils.WriteRestError(w, apierrors.NewForbidden("connection", ID, nil))
return nil
}
} else {
if !v.Disabled {
nEnabled += 1
}
result = append(result, v)
}
}
if !found {
apiutils.WriteRestError(w, apierrors.NewNotFound("connection", ID))
return nil
}
if nEnabled < 1 {
apiutils.WriteRestError(w,
apierrors.NewForbidden("connection", ID, errors.New("one connection must be enabled")))
return nil
}
service.UpdateConnections(result)
conf.Settings.Connections = result
return nil
})
if err != nil {
lg.Errorln(err)
}
clientconfig.Write()
w.WriteJson(true)
}
func ToggleConnection(w rest.ResponseWriter, r *rest.Request) {
ID := r.PathParam("id")
err := clientconfig.Update(func(conf *clientconfig.Config) error {
// validate that the id exists, if supplied
all := conf.Settings.Connections
foundIdx := 0
found := false
nEnabled := 0
for k, v := range all {
if !v.Disabled {
nEnabled += 1
}
if v.ID == ID {
found = true
foundIdx = k
}
}
if !found {
apiutils.WriteRestError(w, apierrors.NewNotFound("connection", ID))
return nil
}
if nEnabled < 2 && !conf.Settings.Connections[foundIdx].Disabled {
apiutils.WriteRestError(w,
apierrors.NewForbidden("connection", ID, errors.New("one connection must be enabled")))
return nil
}
conf.Settings.Connections[foundIdx].Disabled = !conf.Settings.Connections[foundIdx].Disabled
service.UpdateConnections(conf.Settings.Connections)
return nil
})
if err != nil {
lg.Errorln(err)
}
clientconfig.Write()
w.WriteJson(true)
}
// AddSample adds a sample to the local cache ready to be sent to central using SendSamples.
func (sugg *Suggestion) SendSamples(client *Client) (int, error) {
s, ok := GetSuggestion(sugg.ID)
if !ok {
return 0, apierrors.NewNotFound("suggestion", sugg.ID)
}
if s.Token == "" {
return 0, apierrors.NewConflict("suggestion", "", errors.New("No session token associated with suggestion"))
}
n := 0
var rerr error
for _, v := range s.samples {
r, err := client.CreateSample(shared.StoreSampleRequest{
Sample: &shared.Sample{
Token: s.Token,
SampleType: v.sampleType,
Data: v.data,
URL: s.URL,
},
ClientAddr: shared.GetPublicIPAddr().String(),
})
if err != nil {
rerr = errors.New("error sending sample: " + err.Error())
continue
}
if !r.Ok {
rerr = errors.New("error sending sample, not accepted")
continue
}
n++
modifySuggestion <- removeSample(s, v)
}
return n, rerr
}
// SubmitSuggestion initiates the comminication with Central for a Submission
// session.
func SubmitSuggestion(w rest.ResponseWriter, r *rest.Request) {
// // TODO This is the response that must be forwarded from central/api and parsed by client and passed on to the browser.
// apiutils.WriteRestError(w,
// apierrors.NewInvalid("object", "suggestion",
// fielderrors.ValidationErrorList{
// fielderrors.NewFieldValueNotSupported("URL", "...", []string{})}))
// return
ID := r.PathParam("id")
suggestion, ok := client.GetSuggestion(ID)
if !ok {
apiutils.WriteRestError(w, apierrors.NewNotFound("suggestion", ID))
return
}
wanip := shared.GetPublicIPAddr()
if wanip == nil {
lg.Warning("could not resolve public ip addr")
}
conf := clientconfig.Get()
restclient, err := NewRestClient()
if err != nil {
apiutils.WriteRestError(w, apierrors.NewInternalError(err))
return
}
tokenResp, err := suggestion.RequestToken(
restclient, wanip, conf.Settings.Local.CountryCode)
if err != nil {
if apiutils.IsNetError(err) {
apiutils.WriteRestError(w, apierrors.NewServerTimeout("alkasir-central", "request-submission-token", 0))
} else {
apiutils.WriteRestError(w, apierrors.NewInternalError(err))
}
return
}
n, err := suggestion.SendSamples(restclient)
if err != nil {
lg.Warningln("error sending samples", err.Error())
}
lg.V(5).Infof("sent %d samples", n)
// continue sending samples if future measuremetns are expected to come
prepared, err := suggestion.Prepared()
if err != nil {
lg.Errorln(err)
} else if !prepared {
lg.V(5).Infof("all samples not collected, will try to send the rest when they are done")
go func(s client.Suggestion) {
start := time.Now()
t := time.NewTicker(30 * time.Second)
defer t.Stop()
submitSamples:
for range t.C {
if time.Now().After(start.Add(15 * time.Minute)) {
lg.Errorln("Stopping trying to send additional samples")
return
}
prepared, err := suggestion.Prepared()
if err != nil {
lg.Errorln(err)
return
}
if prepared {
restclient, err := NewRestClient()
if err != nil {
continue submitSamples
}
n, err := suggestion.SendSamples(restclient)
lg.V(5).Infof("sent %d samples", n)
if err != nil {
lg.Warningln("error sending samples", err.Error())
continue submitSamples
}
return
}
}
}(suggestion)
}
u, err := url.Parse(suggestion.URL)
if err != nil {
lg.Errorln(err)
} else {
err := clientconfig.Update(func(conf *clientconfig.Config) error {
conf.BlockedHosts.Add(u.Host)
lastBlocklistChange = time.Now()
pac.UpdateBlockedList(conf.BlockedHostsCentral.Hosts,
conf.BlockedHosts.Hosts)
return nil
})
if err != nil {
lg.Errorln(err)
}
}
w.WriteJson(tokenResp)
}
// SubmitSuggestion initiates the comminication with Central for a Submission
// session.
func SubmitSuggestion(w rest.ResponseWriter, r *rest.Request) {
// // TODO This is the response that must be forwarded from central/api and parsed by client and passed on to the browser.
// apiutils.WriteRestError(w,
// apierrors.NewInvalid("object", "suggestion",
// fielderrors.ValidationErrorList{
// fielderrors.NewFieldValueNotSupported("URL", "...", []string{})}))
// return
ID := r.PathParam("id")
suggestion, ok := client.GetSuggestion(ID)
if !ok {
apiutils.WriteRestError(w, apierrors.NewNotFound("suggestion", ID))
return
}
wanip := shared.GetPublicIPAddr()
if wanip == nil {
lg.Warning("could not resolve public ip addr")
}
conf := clientconfig.Get()
restclient, err := NewRestClient()
if err != nil {
apiutils.WriteRestError(w, apierrors.NewInternalError(err))
return
}
tokenResp, err := suggestion.RequestToken(
restclient, wanip, conf.Settings.Local.CountryCode)
if err != nil {
if apiutils.IsNetError(err) {
apiutils.WriteRestError(w, apierrors.NewServerTimeout("alkasir-central", "request-submission-token", 0))
} else {
apiutils.WriteRestError(w, apierrors.NewInternalError(err))
}
return
}
n, err := suggestion.SendSamples(restclient)
if err != nil {
lg.Warningln("error sending samples", err.Error())
}
lg.V(5).Infoln("sent ", n)
// FIXME PRESENTATION: just add the url locally
u, err := url.Parse(suggestion.URL)
if err != nil {
lg.Errorln(err)
} else {
err := clientconfig.Update(func(conf *clientconfig.Config) error {
conf.BlockedHosts.Add(u.Host)
lastBlocklistChange = time.Now()
pac.UpdateBlockedList(conf.BlockedHostsCentral.Hosts,
conf.BlockedHosts.Hosts)
return nil
})
if err != nil {
lg.Errorln(err)
}
}
w.WriteJson(tokenResp)
}
// Update list of blocked hosts for an IP address.
func GetUpgrade(dbclients db.Clients) func(w rest.ResponseWriter, r *rest.Request) {
return func(w rest.ResponseWriter, r *rest.Request) {
req := shared.BinaryUpgradeRequest{}
err := r.DecodeJsonPayload(&req)
// TODO: proper validation response
if err != nil {
apiError(w, err.Error(), http.StatusInternalServerError)
return
}
if req.FromVersion == "" {
apiError(w, "fromversion required", http.StatusInternalServerError)
return
}
v, err := version.NewVersion(req.FromVersion)
if err != nil {
lg.Warningln(err)
apiError(w, fmt.Sprintf("invalid fromVersion %s", req.FromVersion), http.StatusInternalServerError)
return
}
if req.Artifact == "" {
apiError(w, "artifact required", http.StatusInternalServerError)
return
}
res, found, err := dbclients.DB.GetUpgrade(
db.GetUpgradeQuery{
Artifact: req.Artifact,
})
if err != nil {
apiError(w, err.Error(), http.StatusInternalServerError)
return
}
if !found {
apiutils.WriteRestError(w,
apierrors.NewNotFound(
"upgrade", fmt.Sprintf("%s-%s", req.Artifact, req.FromVersion)))
return
}
serverVersion, err := version.NewVersion(res.Version)
if err != nil {
apiError(w, err.Error(), http.StatusInternalServerError)
return
}
if serverVersion.LessThan(v) || serverVersion.Equal(v) {
apiutils.WriteRestError(w,
apierrors.NewNotFound(
"upgrade", fmt.Sprintf("%s-%s", req.Artifact, req.FromVersion)))
return
}
w.WriteJson(shared.BinaryUpgradeResponse{
Artifact: res.Artifact,
Version: res.Version,
CreatedAt: res.CreatedAt,
SHA256Sum: res.SHA256Sum,
ED25519Signature: res.ED25519Signature,
})
}
}