// アクセストークンを使って、ID プロバイダからアカウント情報を取得する。
func (this *environment) getAccountInfo(req *callbackRequest, tok *token.Element, idp idpdb.Element) (attrs map[string]interface{}, err error) {
acntReq, err := http.NewRequest("GET", idp.AccountUri(), nil)
if err != nil {
return nil, erro.Wrap(err)
}
acntReq.Header.Set(tagAuthorization, tagBearer+" "+tok.Id())
server.LogRequest(level.DEBUG, acntReq, this.debug, this.logPref)
resp, err := http.DefaultClient.Do(acntReq)
if err != nil {
return nil, erro.Wrap(err)
}
defer resp.Body.Close()
server.LogResponse(level.DEBUG, resp, this.debug, this.logPref)
log.Info(this.logPref, "Got account info response from "+idp.Id())
if err := json.NewDecoder(resp.Body).Decode(&attrs); err != nil {
return nil, erro.Wrap(err)
}
log.Info(this.logPref, "Got account info")
return attrs, nil
}
func (this *environment) serve(w http.ResponseWriter, r *http.Request) error {
req, err := parseRequest(r)
if err != nil {
return erro.Wrap(idperr.New(idperr.Invalid_request, erro.Unwrap(err).Error(), http.StatusBadRequest, err))
}
var acntTag string
tags := map[string]bool{}
var refHash string
type idpUnit struct {
idp idpdb.Element
codTok *codeToken
}
units := []*idpUnit{}
for _, rawCodTok := range req.codeTokens() {
codTok, err := parseCodeToken(rawCodTok)
if err != nil {
return erro.Wrap(idperr.New(idperr.Invalid_request, erro.Unwrap(err).Error(), http.StatusBadRequest, err))
} else if !codTok.audience()[this.selfId] {
return erro.Wrap(idperr.New(idperr.Invalid_request, "invalid audience", http.StatusBadRequest, nil))
} else if codTok.referralHash() == "" && len(req.codeTokens()) > 1 {
return erro.Wrap(idperr.New(idperr.Invalid_request, "no referral hash", http.StatusBadRequest, nil))
} else if codTok.accountTag() != "" {
if acntTag != "" {
return erro.Wrap(idperr.New(idperr.Invalid_request, "two main token", http.StatusBadRequest, nil))
}
acntTag = codTok.accountTag()
log.Debug(this.logPref, "Main account tag is "+acntTag)
if codTok.fromTa() == "" {
return erro.Wrap(idperr.New(idperr.Invalid_request, "no from-TA in main token", http.StatusBadRequest, nil))
}
log.Debug(this.logPref, "From-TA is "+codTok.fromTa())
} else if len(codTok.accountTags()) == 0 {
return erro.Wrap(idperr.New(idperr.Invalid_request, "no account tags in sub token", http.StatusBadRequest, nil))
}
for tag := range codTok.accountTags() {
if tags[tag] {
return erro.Wrap(idperr.New(idperr.Invalid_request, "tag "+tag+" overlaps", http.StatusBadRequest, nil))
}
tags[tag] = true
log.Debug(this.logPref, "Account tag is "+tag)
}
if codTok.referralHash() != "" {
if refHash == "" {
refHash = codTok.referralHash()
} else if codTok.referralHash() != refHash {
return erro.Wrap(idperr.New(idperr.Invalid_request, "invalid referral hash", http.StatusBadRequest, nil))
}
}
var idp idpdb.Element
if idp, err = this.idpDb.Get(codTok.idProvider()); err != nil {
return erro.Wrap(err)
} else if idp == nil {
return erro.Wrap(idperr.New(idperr.Invalid_request, "ID provider "+codTok.idProvider()+" is not exist", http.StatusBadRequest, nil))
}
log.Debug(this.logPref, "ID provider "+idp.Id()+" is exist")
if err := codTok.verify(idp.Keys()); err != nil {
return erro.Wrap(idperr.New(idperr.Invalid_request, erro.Unwrap(err).Error(), http.StatusBadRequest, err))
}
log.Debug(this.logPref, "Verified cooperation code")
units = append(units, &idpUnit{idp, codTok})
}
if acntTag == "" {
return erro.Wrap(idperr.New(idperr.Invalid_request, "no main account tag", http.StatusBadRequest, nil))
}
log.Debug(this.logPref, "Cooperation codes are OK")
var tok *token.Element
var mainAttrs map[string]interface{}
tagToAttrs := map[string]map[string]interface{}{}
var frTa string
for _, unit := range units {
var tToA map[string]map[string]interface{}
var fT string
if unit.codTok.accountTag() != "" {
fT, tok, tToA, err = this.getInfoFromMainIdProvider(unit.idp, unit.codTok)
if err != nil {
return erro.Wrap(err)
}
log.Debug(this.logPref, "Got account info from main ID provider "+unit.idp.Id())
} else {
fT, tToA, err = this.getInfoFromSubIdProvider(unit.idp, unit.codTok)
if err != nil {
return erro.Wrap(err)
}
log.Debug(this.logPref, "Got account info from sub ID provider "+unit.idp.Id())
}
for tag, attrs := range tToA {
if tag == acntTag {
attrs[tagIss] = unit.idp.Id()
attrs[tagAt_tag] = tok.Tag()
attrs[tagAt_exp] = tok.Expires().Unix()
mainAttrs = attrs
} else {
attrs[tagIss] = unit.idp.Id()
tagToAttrs[tag] = attrs
}
}
if frTa == "" {
frTa = fT
} else if frTa != fT {
return erro.Wrap(idperr.New(idperr.Invalid_request, "two from-TA ID", http.StatusBadRequest, nil))
}
}
log.Debug(this.logPref, "Got all account info")
jt := jwt.New()
jt.SetHeader(tagAlg, tagNone)
for k, v := range mainAttrs {
jt.SetClaim(k, v)
}
mainInfo, err := jt.Encode()
if err != nil {
return erro.Wrap(err)
}
var relInfo []byte
sessFlag := true
if len(tagToAttrs) > 0 {
jt = jwt.New()
jt.SetHeader(tagAlg, tagNone)
for acntTag, attrs := range tagToAttrs {
jt.SetClaim(acntTag, attrs)
if sessFlag {
for k := range attrs {
if !sessionEnable(k) {
sessFlag = false
}
}
}
}
relInfo, err = jt.Encode()
if err != nil {
return erro.Wrap(err)
}
}
w.Header().Set(tagX_auth_user, string(mainInfo))
w.Header().Set(tagX_auth_user_tag, acntTag)
w.Header().Set(tagX_auth_from_id, frTa)
if relInfo != nil {
w.Header().Set(tagX_auth_users, string(relInfo))
}
if sessFlag {
sessId := this.idGen.String(this.sessLen)
http.SetCookie(w, this.handler.newCookie(sessId, tok.Expires()))
log.Debug(this.logPref, "Report session "+logutil.Mosaic(sessId))
}
return nil
}