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sts: Map parent user to the STS access key policy (#12411)

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Anis Elleuch 2021-06-01 16:37:42 +01:00 committed by GitHub
parent 3690de0c6b
commit 8347db8be3
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1 changed files with 19 additions and 1 deletions
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20
cmd/iam-etcd-store.go
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@ -601,7 +601,25 @@ func (ies *IAMEtcdStore) reloadFromEvent(sys *IAMSys, event *etcd.Event) {
case stsPrefix:
accessKey := path.Dir(strings.TrimPrefix(string(event.Kv.Key),
iamConfigSTSPrefix))
ies.loadUser(ctx, accessKey, stsUser, sys.iamUsersMap)
// Not using ies.loadUser due to the custom loading of an STS account
var u UserIdentity
if err := ies.loadIAMConfig(ctx, &u, getUserIdentityPath(accessKey, stsUser)); err == nil {
ies.addUser(ctx, accessKey, stsUser, u, sys.iamUsersMap)
// We are on purpose not persisting the policy map for parent
// user, although this is a hack, it is a good enough hack
// at this point in time - we need to overhaul our OIDC
// usage with service accounts with a more cleaner implementation
//
// This mapping is necessary to ensure that valid credentials
// have necessary ParentUser present - this is mainly for only
// webIdentity based STS tokens.
parentAccessKey := u.Credentials.ParentUser
if parentAccessKey != "" && parentAccessKey != globalActiveCred.AccessKey {
if _, ok := sys.iamUserPolicyMap[parentAccessKey]; !ok {
sys.iamUserPolicyMap[parentAccessKey] = sys.iamUserPolicyMap[accessKey]
}
}
}
case svcPrefix:
accessKey := path.Dir(strings.TrimPrefix(string(event.Kv.Key),
iamConfigServiceAccountsPrefix))