259 lines
8.3 KiB
Go
259 lines
8.3 KiB
Go
package server
|
|
|
|
import (
|
|
"context"
|
|
"fmt"
|
|
"net/http"
|
|
|
|
"github.com/influxdata/platform/chronograf"
|
|
"github.com/influxdata/platform/chronograf/oauth2"
|
|
"github.com/influxdata/platform/chronograf/organizations"
|
|
"github.com/influxdata/platform/chronograf/roles"
|
|
)
|
|
|
|
// HasAuthorizedToken extracts the token from a request and validates it using the authenticator.
|
|
// It is used by routes that need access to the token to populate links request.
|
|
func HasAuthorizedToken(auth oauth2.Authenticator, r *http.Request) (oauth2.Principal, error) {
|
|
ctx := r.Context()
|
|
return auth.Validate(ctx, r)
|
|
}
|
|
|
|
// AuthorizedToken extracts the token and validates; if valid the next handler
|
|
// will be run. The principal will be sent to the next handler via the request's
|
|
// Context. It is up to the next handler to determine if the principal has access.
|
|
// On failure, will return http.StatusForbidden.
|
|
func AuthorizedToken(auth oauth2.Authenticator, logger chronograf.Logger, next http.Handler) http.HandlerFunc {
|
|
return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
|
|
log := logger.
|
|
WithField("component", "token_auth").
|
|
WithField("remote_addr", r.RemoteAddr).
|
|
WithField("method", r.Method).
|
|
WithField("url", r.URL)
|
|
|
|
ctx := r.Context()
|
|
// We do not check the authorization of the principal. Those
|
|
// served further down the chain should do so.
|
|
principal, err := auth.Validate(ctx, r)
|
|
if err != nil {
|
|
log.Error("Invalid principal")
|
|
w.WriteHeader(http.StatusForbidden)
|
|
return
|
|
}
|
|
|
|
// If the principal is valid we will extend its lifespan
|
|
// into the future
|
|
principal, err = auth.Extend(ctx, w, principal)
|
|
if err != nil {
|
|
log.Error("Unable to extend principal")
|
|
w.WriteHeader(http.StatusForbidden)
|
|
return
|
|
}
|
|
|
|
// Send the principal to the next handler
|
|
ctx = context.WithValue(ctx, oauth2.PrincipalKey, principal)
|
|
next.ServeHTTP(w, r.WithContext(ctx))
|
|
return
|
|
})
|
|
}
|
|
|
|
// RawStoreAccess gives a super admin access to the data store without a facade.
|
|
func RawStoreAccess(logger chronograf.Logger, next http.HandlerFunc) http.HandlerFunc {
|
|
return func(w http.ResponseWriter, r *http.Request) {
|
|
ctx := r.Context()
|
|
if isServer := hasServerContext(ctx); isServer {
|
|
next(w, r)
|
|
return
|
|
}
|
|
|
|
log := logger.
|
|
WithField("component", "raw_store").
|
|
WithField("remote_addr", r.RemoteAddr).
|
|
WithField("method", r.Method).
|
|
WithField("url", r.URL)
|
|
|
|
if isSuperAdmin := hasSuperAdminContext(ctx); isSuperAdmin {
|
|
r = r.WithContext(serverContext(ctx))
|
|
} else {
|
|
log.Error("User making request is not a SuperAdmin")
|
|
Error(w, http.StatusForbidden, "User is not authorized", logger)
|
|
return
|
|
}
|
|
|
|
next(w, r)
|
|
}
|
|
}
|
|
|
|
// AuthorizedUser extracts the user name and provider from context. If the
|
|
// user and provider can be found on the context, we look up the user by their
|
|
// name and provider. If the user is found, we verify that the user has at at
|
|
// least the role supplied.
|
|
func AuthorizedUser(
|
|
store DataStore,
|
|
useAuth bool,
|
|
role string,
|
|
logger chronograf.Logger,
|
|
next http.HandlerFunc,
|
|
) http.HandlerFunc {
|
|
return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
|
|
ctx := r.Context()
|
|
serverCtx := serverContext(ctx)
|
|
|
|
log := logger.
|
|
WithField("component", "role_auth").
|
|
WithField("remote_addr", r.RemoteAddr).
|
|
WithField("method", r.Method).
|
|
WithField("url", r.URL)
|
|
|
|
defaultOrg, err := store.Organizations(serverCtx).DefaultOrganization(serverCtx)
|
|
if err != nil {
|
|
log.Error(fmt.Sprintf("Failed to retrieve the default organization: %v", err))
|
|
Error(w, http.StatusForbidden, "User is not authorized", logger)
|
|
return
|
|
}
|
|
|
|
if !useAuth {
|
|
// If there is no auth, then set the organization id to be the default org id on context
|
|
// so that calls like hasOrganizationContext as used in Organization Config service
|
|
// method OrganizationConfig can successfully get the organization id
|
|
ctx = context.WithValue(ctx, organizations.ContextKey, defaultOrg.ID)
|
|
|
|
// And if there is no auth, then give the user raw access to the DataStore
|
|
r = r.WithContext(serverContext(ctx))
|
|
next(w, r)
|
|
return
|
|
}
|
|
|
|
p, err := getValidPrincipal(ctx)
|
|
if err != nil {
|
|
log.Error("Failed to retrieve principal from context")
|
|
Error(w, http.StatusForbidden, "User is not authorized", logger)
|
|
return
|
|
}
|
|
scheme, err := getScheme(ctx)
|
|
if err != nil {
|
|
log.Error("Failed to retrieve scheme from context")
|
|
Error(w, http.StatusForbidden, "User is not authorized", logger)
|
|
return
|
|
}
|
|
|
|
// This is as if the user was logged into the default organization
|
|
if p.Organization == "" {
|
|
p.Organization = defaultOrg.ID
|
|
}
|
|
|
|
// validate that the organization exists
|
|
_, err = store.Organizations(serverCtx).Get(serverCtx, chronograf.OrganizationQuery{ID: &p.Organization})
|
|
if err != nil {
|
|
log.Error(fmt.Sprintf("Failed to retrieve organization %s from organizations store", p.Organization))
|
|
Error(w, http.StatusForbidden, "User is not authorized", logger)
|
|
return
|
|
}
|
|
ctx = context.WithValue(ctx, organizations.ContextKey, p.Organization)
|
|
// TODO: seems silly to look up a user twice
|
|
u, err := store.Users(serverCtx).Get(serverCtx, chronograf.UserQuery{
|
|
Name: &p.Subject,
|
|
Provider: &p.Issuer,
|
|
Scheme: &scheme,
|
|
})
|
|
|
|
if err != nil {
|
|
log.Error("Failed to retrieve user")
|
|
Error(w, http.StatusForbidden, "User is not authorized", logger)
|
|
return
|
|
}
|
|
// In particular this is used by sever/users.go so that we know when and when not to
|
|
// allow users to make someone a super admin
|
|
ctx = context.WithValue(ctx, UserContextKey, u)
|
|
|
|
if u.SuperAdmin {
|
|
// To access resources (servers, sources, databases, layouts) within a DataStore,
|
|
// an organization and a role are required even if you are a super admin or are
|
|
// not using auth. Every user's current organization is set on context to filter
|
|
// the resources accessed within a DataStore, including for super admin or when
|
|
// not using auth. In this way, a DataStore can treat all requests the same,
|
|
// including those from a super admin and when not using auth.
|
|
//
|
|
// As for roles, in the case of super admin or when not using auth, the user's
|
|
// role on context (though not on their JWT or user) is set to be admin. In order
|
|
// to access all resources belonging to their current organization.
|
|
ctx = context.WithValue(ctx, roles.ContextKey, roles.AdminRoleName)
|
|
r = r.WithContext(ctx)
|
|
next(w, r)
|
|
return
|
|
}
|
|
|
|
u, err = store.Users(ctx).Get(ctx, chronograf.UserQuery{
|
|
Name: &p.Subject,
|
|
Provider: &p.Issuer,
|
|
Scheme: &scheme,
|
|
})
|
|
if err != nil {
|
|
log.Error("Failed to retrieve user")
|
|
Error(w, http.StatusForbidden, "User is not authorized", logger)
|
|
return
|
|
}
|
|
|
|
if hasAuthorizedRole(u, role) {
|
|
if len(u.Roles) != 1 {
|
|
msg := `User %d has too many role in organization. User: %#v.Please report this log at https://github.com/influxdata/platform/chronograf/issues/new"`
|
|
log.Error(fmt.Sprint(msg, u.ID, u))
|
|
unknownErrorWithMessage(w, fmt.Errorf("please have administrator check logs and report error"), logger)
|
|
return
|
|
}
|
|
// use the first role, since there should only ever be one
|
|
// for any particular organization and hasAuthorizedRole
|
|
// should ensure that at least one role for the org exists
|
|
ctx = context.WithValue(ctx, roles.ContextKey, u.Roles[0].Name)
|
|
r = r.WithContext(ctx)
|
|
next(w, r)
|
|
return
|
|
}
|
|
|
|
Error(w, http.StatusForbidden, "User is not authorized", logger)
|
|
return
|
|
})
|
|
}
|
|
|
|
func hasAuthorizedRole(u *chronograf.User, role string) bool {
|
|
if u == nil {
|
|
return false
|
|
}
|
|
|
|
switch role {
|
|
case roles.MemberRoleName:
|
|
for _, r := range u.Roles {
|
|
switch r.Name {
|
|
case roles.MemberRoleName, roles.ViewerRoleName, roles.EditorRoleName, roles.AdminRoleName:
|
|
return true
|
|
}
|
|
}
|
|
case roles.ViewerRoleName:
|
|
for _, r := range u.Roles {
|
|
switch r.Name {
|
|
case roles.ViewerRoleName, roles.EditorRoleName, roles.AdminRoleName:
|
|
return true
|
|
}
|
|
}
|
|
case roles.EditorRoleName:
|
|
for _, r := range u.Roles {
|
|
switch r.Name {
|
|
case roles.EditorRoleName, roles.AdminRoleName:
|
|
return true
|
|
}
|
|
}
|
|
case roles.AdminRoleName:
|
|
for _, r := range u.Roles {
|
|
switch r.Name {
|
|
case roles.AdminRoleName:
|
|
return true
|
|
}
|
|
}
|
|
case roles.SuperAdminStatus:
|
|
// SuperAdmins should have been authorized before this.
|
|
// This is only meant to restrict access for non-superadmins.
|
|
return false
|
|
}
|
|
|
|
return false
|
|
}
|