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controller.go
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controller.go
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package api
import (
"bytes"
"context"
"encoding/base64"
"encoding/json"
"errors"
"fmt"
"io"
"mime"
"mime/multipart"
"net/http"
"net/mail"
"net/url"
"path/filepath"
"reflect"
"regexp"
"strings"
"time"
"github.com/aws/aws-sdk-go/aws"
"github.com/davecgh/go-spew/spew"
"github.com/go-openapi/swag"
"github.com/gorilla/sessions"
"github.com/treeverse/lakefs/pkg/actions"
"github.com/treeverse/lakefs/pkg/auth"
"github.com/treeverse/lakefs/pkg/auth/acl"
"github.com/treeverse/lakefs/pkg/auth/email"
"github.com/treeverse/lakefs/pkg/auth/model"
"github.com/treeverse/lakefs/pkg/auth/setup"
"github.com/treeverse/lakefs/pkg/block"
"github.com/treeverse/lakefs/pkg/catalog"
"github.com/treeverse/lakefs/pkg/cloud"
"github.com/treeverse/lakefs/pkg/config"
"github.com/treeverse/lakefs/pkg/graveler"
"github.com/treeverse/lakefs/pkg/graveler/ref"
"github.com/treeverse/lakefs/pkg/httputil"
"github.com/treeverse/lakefs/pkg/kv"
"github.com/treeverse/lakefs/pkg/logging"
"github.com/treeverse/lakefs/pkg/permissions"
tablediff "github.com/treeverse/lakefs/pkg/plugins/diff"
"github.com/treeverse/lakefs/pkg/samplerepo"
"github.com/treeverse/lakefs/pkg/stats"
"github.com/treeverse/lakefs/pkg/templater"
"github.com/treeverse/lakefs/pkg/upload"
"github.com/treeverse/lakefs/pkg/validator"
"github.com/treeverse/lakefs/pkg/version"
)
const (
// DefaultMaxPerPage is the maximum amount of results returned for paginated queries to the API
DefaultMaxPerPage int = 1000
lakeFSPrefix = "symlinks"
actionStatusCompleted = "completed"
actionStatusFailed = "failed"
actionStatusSkipped = "skipped"
entryTypeObject = "object"
entryTypeCommonPrefix = "common_prefix"
DefaultMaxDeleteObjects = 1000
DefaultResetPasswordExpiration = 20 * time.Minute
// httpStatusClientClosedRequest used as internal status code when request context is cancelled
httpStatusClientClosedRequest = 499
// httpStatusClientClosedRequestText text used for client closed request status code
httpStatusClientClosedRequestText = "Client closed request"
)
type actionsHandler interface {
GetRunResult(ctx context.Context, repositoryID, runID string) (*actions.RunResult, error)
GetTaskResult(ctx context.Context, repositoryID, runID, hookRunID string) (*actions.TaskResult, error)
ListRunResults(ctx context.Context, repositoryID, branchID, commitID, after string) (actions.RunResultIterator, error)
ListRunTaskResults(ctx context.Context, repositoryID, runID, after string) (actions.TaskResultIterator, error)
}
type Migrator interface {
Migrate(ctx context.Context) error
}
type Controller struct {
Config *config.Config
Catalog catalog.Interface
Authenticator auth.Authenticator
Auth auth.Service
BlockAdapter block.Adapter
MetadataManager auth.MetadataManager
Migrator Migrator
Collector stats.Collector
CloudMetadataProvider cloud.MetadataProvider
Actions actionsHandler
AuditChecker AuditChecker
Logger logging.Logger
Emailer *email.Emailer
Templater templater.Service
sessionStore sessions.Store
PathProvider upload.PathProvider
otfDiffService *tablediff.Service
}
func (c *Controller) PrepareGarbageCollectionUncommitted(w http.ResponseWriter, r *http.Request, body PrepareGarbageCollectionUncommittedJSONRequestBody, repository string) {
if !c.authorize(w, r, permissions.Node{
Permission: permissions.Permission{
Action: permissions.PrepareGarbageCollectionUncommittedAction,
Resource: permissions.RepoArn(repository),
},
}) {
return
}
ctx := r.Context()
c.LogAction(ctx, "prepare_garbage_collection_uncommitted", r, repository, "", "")
continuationToken := StringValue(body.ContinuationToken)
mark, err := decodeGCUncommittedMark(continuationToken)
if err != nil {
c.Logger.WithError(err).
WithFields(logging.Fields{"repository": repository, "continuation_token": continuationToken}).
Error("Failed to decode gc uncommitted continuation token")
writeError(w, r, http.StatusBadRequest, "invalid continuation token")
return
}
uncommittedInfo, err := c.Catalog.PrepareGCUncommitted(ctx, repository, mark)
if err != nil {
c.Logger.WithError(err).
WithFields(logging.Fields{"repository": repository, "continuation_token": continuationToken}).
Error("PrepareGCUncommitted failed")
c.handleAPIError(ctx, w, r, err)
return
}
nextContinuationToken, err := encodeGCUncommittedMark(uncommittedInfo.Mark)
if err != nil {
c.Logger.WithError(err).
WithFields(logging.Fields{
"repository": repository,
"mark": spew.Sdump(uncommittedInfo.Mark),
}).
Error("Failed encoding uncommitted gc mark")
writeError(w, r, http.StatusInternalServerError, "failed to encode uncommitted mark")
return
}
writeResponse(w, r, http.StatusCreated, PrepareGCUncommittedResponse{
RunId: uncommittedInfo.RunID,
GcUncommittedLocation: uncommittedInfo.Location,
ContinuationToken: nextContinuationToken,
})
}
func (c *Controller) GetAuthCapabilities(w http.ResponseWriter, r *http.Request) {
inviteSupported := c.Auth.IsInviteSupported()
emailSupported := c.Emailer.Params.SMTPHost != ""
writeResponse(w, r, http.StatusOK, AuthCapabilities{
InviteUser: &inviteSupported,
ForgotPassword: &emailSupported,
})
}
func (c *Controller) DeleteObjects(w http.ResponseWriter, r *http.Request, body DeleteObjectsJSONRequestBody, repository, branch string) {
ctx := r.Context()
c.LogAction(ctx, "delete_objects", r, repository, branch, "")
// limit check
if len(body.Paths) > DefaultMaxDeleteObjects {
err := fmt.Errorf("%w, max paths is set to %d", ErrRequestSizeExceeded, DefaultMaxDeleteObjects)
writeError(w, r, http.StatusInternalServerError, err)
return
}
// errs used to collect errors as part of the response, can't be nil
errs := make([]ObjectError, 0)
// check if we authorize to delete each object, prepare a list of paths we can delete
var pathsToDelete []string
for _, objectPath := range body.Paths {
if !c.authorize(w, r, permissions.Node{
Permission: permissions.Permission{
Action: permissions.DeleteObjectAction,
Resource: permissions.ObjectArn(repository, objectPath),
},
}) {
errs = append(errs, ObjectError{
Path: StringPtr(objectPath),
StatusCode: http.StatusUnauthorized,
Message: http.StatusText(http.StatusUnauthorized),
})
} else {
pathsToDelete = append(pathsToDelete, objectPath)
}
}
// batch delete the entries we allow to delete
delErr := c.Catalog.DeleteEntries(ctx, repository, branch, pathsToDelete)
delErrs := graveler.NewMapDeleteErrors(delErr)
for _, objectPath := range pathsToDelete {
// set err to the specific error when possible
err := delErrs[objectPath]
if err == nil {
err = delErr
}
lg := c.Logger.WithField("path", objectPath)
switch {
case errors.Is(err, graveler.ErrNotFound):
lg.WithError(err).Debug("tried to delete a non-existent object")
case errors.Is(err, graveler.ErrWriteToProtectedBranch):
errs = append(errs, ObjectError{
Path: StringPtr(objectPath),
StatusCode: http.StatusForbidden,
Message: err.Error(),
})
case errors.Is(err, catalog.ErrPathRequiredValue):
// issue #1706 - https://github.com/treeverse/lakeFS/issues/1706
// Spark trying to delete the path "main/", which we map to branch "main" with an empty path.
// Spark expects it to succeed (not deleting anything is a success), instead of returning an error.
lg.Debug("tried to delete with an empty branch")
case err != nil:
lg.WithError(err).Error("failed deleting object")
errs = append(errs, ObjectError{
Path: StringPtr(objectPath),
StatusCode: http.StatusInternalServerError,
Message: err.Error(),
})
default:
lg.Debug("object set for deletion")
}
}
response := ObjectErrorList{
Errors: errs,
}
writeResponse(w, r, http.StatusOK, response)
}
func (c *Controller) Login(w http.ResponseWriter, r *http.Request, body LoginJSONRequestBody) {
ctx := r.Context()
user, err := userByAuth(ctx, c.Logger, c.Authenticator, c.Auth, body.AccessKeyId, body.SecretAccessKey)
if errors.Is(err, ErrAuthenticatingRequest) {
writeResponse(w, r, http.StatusUnauthorized, http.StatusText(http.StatusUnauthorized))
return
}
loginTime := time.Now()
duration := c.Config.Auth.LoginDuration
expires := loginTime.Add(duration)
secret := c.Auth.SecretStore().SharedSecret()
tokenString, err := GenerateJWTLogin(secret, user.Username, loginTime, expires)
if err != nil {
writeError(w, r, http.StatusInternalServerError, http.StatusText(http.StatusInternalServerError))
return
}
internalAuthSession, _ := c.sessionStore.Get(r, InternalAuthSessionName)
internalAuthSession.Values[TokenSessionKeyName] = tokenString
err = c.sessionStore.Save(r, w, internalAuthSession)
if err != nil {
c.Logger.WithError(err).Error("Failed to save internal auth session")
writeError(w, r, http.StatusInternalServerError, http.StatusText(http.StatusInternalServerError))
return
}
response := AuthenticationToken{
Token: tokenString,
TokenExpiration: Int64Ptr(expires.Unix()),
}
writeResponse(w, r, http.StatusOK, response)
}
func (c *Controller) GetPhysicalAddress(w http.ResponseWriter, r *http.Request, repository, branch string, params GetPhysicalAddressParams) {
if !c.authorize(w, r, permissions.Node{
Permission: permissions.Permission{
Action: permissions.WriteObjectAction,
Resource: permissions.ObjectArn(repository, params.Path),
},
}) {
return
}
ctx := r.Context()
c.LogAction(ctx, "generate_physical_address", r, repository, branch, "")
repo, err := c.Catalog.GetRepository(ctx, repository)
if errors.Is(err, graveler.ErrNotFound) {
writeError(w, r, http.StatusNotFound, err)
return
}
if err != nil {
writeError(w, r, http.StatusInternalServerError, err)
return
}
token, err := c.Catalog.GetStagingToken(ctx, repository, branch)
if errors.Is(err, graveler.ErrNotFound) {
writeError(w, r, http.StatusNotFound, err)
return
}
if err != nil {
writeError(w, r, http.StatusInternalServerError, err)
return
}
address := c.PathProvider.NewPath()
qk, err := c.BlockAdapter.ResolveNamespace(repo.StorageNamespace, address, block.IdentifierTypeRelative)
if err != nil {
writeError(w, r, http.StatusInternalServerError, err)
return
}
err = c.Catalog.SetLinkAddress(ctx, repository, address)
if err != nil {
c.handleAPIError(ctx, w, r, err)
return
}
response := &StagingLocation{
PhysicalAddress: StringPtr(qk.Format()),
Token: StringValue(token),
}
if swag.BoolValue(params.Presign) {
// generate a pre-signed PUT url for the given request
preSignedURL, expiry, err := c.BlockAdapter.GetPreSignedURL(ctx, block.ObjectPointer{
StorageNamespace: repo.StorageNamespace,
Identifier: address,
IdentifierType: block.IdentifierTypeRelative,
}, block.PreSignModeWrite)
if err != nil {
writeError(w, r, http.StatusInternalServerError, err)
return
}
response.PresignedUrl = &preSignedURL
if !expiry.IsZero() {
response.PresignedUrlExpiry = Int64Ptr(expiry.Unix())
}
}
writeResponse(w, r, http.StatusOK, response)
}
func (c *Controller) LinkPhysicalAddress(w http.ResponseWriter, r *http.Request, body LinkPhysicalAddressJSONRequestBody, repository, branch string, params LinkPhysicalAddressParams) {
if !c.authorize(w, r, permissions.Node{
Permission: permissions.Permission{
Action: permissions.WriteObjectAction,
Resource: permissions.ObjectArn(repository, params.Path),
},
}) {
return
}
ctx := r.Context()
c.LogAction(ctx, "stage_object", r, repository, branch, "")
repo, err := c.Catalog.GetRepository(ctx, repository)
if errors.Is(err, graveler.ErrNotFound) {
writeError(w, r, http.StatusNotFound, err)
return
}
if err != nil {
writeError(w, r, http.StatusInternalServerError, err)
return
}
// write metadata
qk, err := c.BlockAdapter.ResolveNamespace(repo.StorageNamespace, params.Path, block.IdentifierTypeRelative)
if err != nil {
writeError(w, r, http.StatusInternalServerError, err)
return
}
blockStoreType := c.BlockAdapter.BlockstoreType()
expectedType := qk.GetStorageType().BlockstoreType()
if expectedType != blockStoreType {
c.Logger.WithContext(ctx).WithFields(logging.Fields{
"expected_type": expectedType,
"blockstore_type": blockStoreType,
}).Error("invalid blockstore type")
c.handleAPIError(ctx, w, r, fmt.Errorf("invalid blockstore type: %w", block.ErrInvalidAddress))
return
}
writeTime := time.Now()
physicalAddress, addressType := normalizePhysicalAddress(repo.StorageNamespace, StringValue(body.Staging.PhysicalAddress))
// validate token
err = c.Catalog.VerifyLinkAddress(ctx, repository, physicalAddress)
if c.handleAPIError(ctx, w, r, err) {
return
}
// Because CreateEntry tracks staging on a database with atomic operations,
// _ignore_ the staging token here: no harm done even if a race was lost
// against a commit.
entryBuilder := catalog.NewDBEntryBuilder().
CommonLevel(false).
Path(params.Path).
PhysicalAddress(physicalAddress).
AddressType(addressType).
CreationDate(writeTime).
Size(body.SizeBytes).
Checksum(body.Checksum).
ContentType(StringValue(body.ContentType))
if body.UserMetadata != nil {
entryBuilder.Metadata(body.UserMetadata.AdditionalProperties)
}
entry := entryBuilder.Build()
err = c.Catalog.CreateEntry(ctx, repo.Name, branch, entry)
if c.handleAPIError(ctx, w, r, err) {
return
}
metadata := ObjectUserMetadata{AdditionalProperties: entry.Metadata}
response := ObjectStats{
Checksum: entry.Checksum,
ContentType: &entry.ContentType,
Metadata: &metadata,
Mtime: entry.CreationDate.Unix(),
Path: entry.Path,
PathType: entryTypeObject,
PhysicalAddress: entry.PhysicalAddress,
SizeBytes: Int64Ptr(entry.Size),
}
writeResponse(w, r, http.StatusOK, response)
}
// normalizePhysicalAddress return relative address based on storage namespace if possible. If address doesn't match
// the storage namespace prefix, the return address type is full.
func normalizePhysicalAddress(storageNamespace, physicalAddress string) (string, catalog.AddressType) {
prefix := storageNamespace
if !strings.HasSuffix(prefix, catalog.DefaultPathDelimiter) {
prefix += catalog.DefaultPathDelimiter
}
if strings.HasPrefix(physicalAddress, prefix) {
return physicalAddress[len(prefix):], catalog.AddressTypeRelative
}
return physicalAddress, catalog.AddressTypeFull
}
func (c *Controller) ListGroups(w http.ResponseWriter, r *http.Request, params ListGroupsParams) {
if !c.authorize(w, r, permissions.Node{
Permission: permissions.Permission{
Action: permissions.ListGroupsAction,
Resource: permissions.All,
},
}) {
return
}
ctx := r.Context()
c.LogAction(ctx, "list_groups", r, "", "", "")
groups, paginator, err := c.Auth.ListGroups(ctx, &model.PaginationParams{
After: paginationAfter(params.After),
Prefix: paginationPrefix(params.Prefix),
Amount: paginationAmount(params.Amount),
})
if c.handleAPIError(ctx, w, r, err) {
return
}
response := GroupList{
Results: make([]Group, 0, len(groups)),
Pagination: Pagination{
HasMore: paginator.NextPageToken != "",
NextOffset: paginator.NextPageToken,
Results: paginator.Amount,
},
}
for _, g := range groups {
response.Results = append(response.Results, Group{
Id: g.DisplayName,
CreationDate: g.CreatedAt.Unix(),
})
}
writeResponse(w, r, http.StatusOK, response)
}
func (c *Controller) CreateGroup(w http.ResponseWriter, r *http.Request, body CreateGroupJSONRequestBody) {
if !c.authorize(w, r, permissions.Node{
Permission: permissions.Permission{
Action: permissions.CreateGroupAction,
Resource: permissions.GroupArn(body.Id),
},
}) {
return
}
ctx := r.Context()
c.LogAction(ctx, "create_group", r, "", "", "")
// Check that group name is valid
valid, msg := c.isNameValid(body.Id, "Group")
if !valid {
writeError(w, r, http.StatusBadRequest, msg)
return
}
g := &model.Group{
CreatedAt: time.Now().UTC(),
DisplayName: body.Id,
}
err := c.Auth.CreateGroup(ctx, g)
if c.handleAPIError(ctx, w, r, err) {
return
}
response := Group{
CreationDate: g.CreatedAt.Unix(),
Id: g.DisplayName,
}
writeResponse(w, r, http.StatusCreated, response)
}
func (c *Controller) DeleteGroup(w http.ResponseWriter, r *http.Request, groupID string) {
if !c.authorize(w, r, permissions.Node{
Permission: permissions.Permission{
Action: permissions.DeleteGroupAction,
Resource: permissions.GroupArn(groupID),
},
}) {
return
}
ctx := r.Context()
c.LogAction(ctx, "delete_group", r, "", "", "")
err := c.Auth.DeleteGroup(ctx, groupID)
if errors.Is(err, auth.ErrNotFound) {
writeError(w, r, http.StatusNotFound, "group not found")
return
}
if c.handleAPIError(ctx, w, r, err) {
return
}
writeResponse(w, r, http.StatusNoContent, nil)
}
func (c *Controller) GetGroup(w http.ResponseWriter, r *http.Request, groupID string) {
if !c.authorize(w, r, permissions.Node{
Permission: permissions.Permission{
Action: permissions.ReadGroupAction,
Resource: permissions.GroupArn(groupID),
},
}) {
return
}
ctx := r.Context()
c.LogAction(ctx, "get_group", r, "", "", "")
g, err := c.Auth.GetGroup(ctx, groupID)
if errors.Is(err, auth.ErrNotFound) {
writeError(w, r, http.StatusNotFound, "group not found")
return
}
if c.handleAPIError(ctx, w, r, err) {
return
}
response := Group{
Id: g.DisplayName,
CreationDate: g.CreatedAt.Unix(),
}
writeResponse(w, r, http.StatusOK, response)
}
func (c *Controller) GetGroupACL(w http.ResponseWriter, r *http.Request, groupID string) {
aclPolicyName := acl.ACLPolicyName(groupID)
if !c.authorize(w, r, permissions.Node{
Type: permissions.NodeTypeAnd,
Nodes: []permissions.Node{
{
Permission: permissions.Permission{
Action: permissions.ReadGroupAction,
Resource: permissions.GroupArn(groupID),
},
},
{
Permission: permissions.Permission{
Action: permissions.ReadPolicyAction,
Resource: permissions.PolicyArn(aclPolicyName),
},
},
},
}) {
return
}
ctx := r.Context()
c.LogAction(ctx, "get_group_acl", r, "", "", "")
policies, _, err := c.Auth.ListGroupPolicies(ctx, groupID, &model.PaginationParams{
Amount: 2, //nolint:gomnd
})
if c.handleAPIError(ctx, w, r, err) {
return
}
var groupACL model.ACL
switch len(policies) {
case 0: // Blank ACL is valid and allows nothing
break
case 1:
groupACL = policies[0].ACL
if len(groupACL.Permission) == 0 {
c.Logger.
WithContext(ctx).
WithField("policy", fmt.Sprintf("%+v", policies[0])).
WithField("acl", fmt.Sprintf("%+v", groupACL)).
WithField("group", groupID).
Warn("Policy attached to group has no ACL")
response := NotFoundOrNoACL{
Message: "Policy attached to group has no ACL",
NoAcl: swag.Bool(true),
}
writeResponse(w, r, http.StatusNotFound, response)
return
}
default:
c.Logger.
WithContext(ctx).
WithField("num_policies", len(policies)).
WithField("group", groupID).
Warn("Wrong number of policies found")
response := NotFoundOrNoACL{
Message: "Multiple policies attached to group - no ACL",
NoAcl: swag.Bool(true),
}
writeResponse(w, r, http.StatusNotFound, response)
return
}
response := ACL{
Permission: string(groupACL.Permission),
}
writeResponse(w, r, http.StatusOK, response)
}
func (c *Controller) SetGroupACL(w http.ResponseWriter, r *http.Request, body SetGroupACLJSONRequestBody, groupID string) {
aclPolicyName := acl.ACLPolicyName(groupID)
if !c.authorize(w, r, permissions.Node{
Type: permissions.NodeTypeAnd,
Nodes: []permissions.Node{
{
Permission: permissions.Permission{
Action: permissions.ReadGroupAction,
Resource: permissions.GroupArn(groupID),
},
},
{
Permission: permissions.Permission{
Action: permissions.AttachPolicyAction,
Resource: permissions.PolicyArn(aclPolicyName),
},
},
{
Permission: permissions.Permission{
Action: permissions.UpdatePolicyAction,
Resource: permissions.PolicyArn(aclPolicyName),
},
},
},
}) {
return
}
ctx := r.Context()
c.LogAction(ctx, "set_group_acl", r, "", "", "")
newACL := model.ACL{
Permission: model.ACLPermission(body.Permission),
}
err := acl.WriteGroupACL(ctx, c.Auth, groupID, newACL, time.Now(), true)
if c.handleAPIError(ctx, w, r, err) {
return
}
writeResponse(w, r, http.StatusCreated, nil)
}
func (c *Controller) ListGroupMembers(w http.ResponseWriter, r *http.Request, groupID string, params ListGroupMembersParams) {
if !c.authorize(w, r, permissions.Node{
Permission: permissions.Permission{
Action: permissions.ReadGroupAction,
Resource: permissions.GroupArn(groupID),
},
}) {
return
}
ctx := r.Context()
c.LogAction(ctx, "list_group_users", r, "", "", "")
users, paginator, err := c.Auth.ListGroupUsers(ctx, groupID, &model.PaginationParams{
After: paginationAfter(params.After),
Prefix: paginationPrefix(params.Prefix),
Amount: paginationAmount(params.Amount),
})
if c.handleAPIError(ctx, w, r, err) {
return
}
response := UserList{
Results: make([]User, 0, len(users)),
Pagination: Pagination{
HasMore: paginator.NextPageToken != "",
NextOffset: paginator.NextPageToken,
Results: paginator.Amount,
},
}
for _, u := range users {
response.Results = append(response.Results, User{
Id: u.Username,
CreationDate: u.CreatedAt.Unix(),
Email: u.Email,
})
}
writeResponse(w, r, http.StatusOK, response)
}
func (c *Controller) DeleteGroupMembership(w http.ResponseWriter, r *http.Request, groupID, userID string) {
if !c.authorize(w, r, permissions.Node{
Permission: permissions.Permission{
Action: permissions.RemoveGroupMemberAction,
Resource: permissions.GroupArn(groupID),
},
}) {
return
}
ctx := r.Context()
c.LogAction(ctx, "remove_user_from_group", r, "", "", "")
err := c.Auth.RemoveUserFromGroup(ctx, userID, groupID)
if c.handleAPIError(ctx, w, r, err) {
return
}
writeResponse(w, r, http.StatusNoContent, nil)
}
func (c *Controller) AddGroupMembership(w http.ResponseWriter, r *http.Request, groupID, userID string) {
if !c.authorize(w, r, permissions.Node{
Permission: permissions.Permission{
Action: permissions.AddGroupMemberAction,
Resource: permissions.GroupArn(groupID),
},
}) {
return
}
ctx := r.Context()
c.LogAction(ctx, "add_user_to_group", r, "", "", "")
err := c.Auth.AddUserToGroup(ctx, userID, groupID)
if c.handleAPIError(ctx, w, r, err) {
return
}
writeResponse(w, r, http.StatusCreated, nil)
}
func (c *Controller) ListGroupPolicies(w http.ResponseWriter, r *http.Request, groupID string, params ListGroupPoliciesParams) {
if c.Config.IsAuthUISimplified() {
writeError(w, r, http.StatusNotImplemented, "Not implemented")
return
}
if !c.authorize(w, r, permissions.Node{
Permission: permissions.Permission{
Action: permissions.ReadGroupAction,
Resource: permissions.GroupArn(groupID),
},
}) {
return
}
ctx := r.Context()
c.LogAction(ctx, "list_group_policies", r, "", "", "")
policies, paginator, err := c.Auth.ListGroupPolicies(ctx, groupID, &model.PaginationParams{
After: paginationAfter(params.After),
Prefix: paginationPrefix(params.Prefix),
Amount: paginationAmount(params.Amount),
})
if c.handleAPIError(ctx, w, r, err) {
return
}
response := PolicyList{
Results: make([]Policy, 0, len(policies)),
Pagination: Pagination{
HasMore: paginator.NextPageToken != "",
NextOffset: paginator.NextPageToken,
Results: paginator.Amount,
},
}
for _, p := range policies {
response.Results = append(response.Results, serializePolicy(p))
}
writeResponse(w, r, http.StatusOK, response)
}
func serializePolicy(p *model.Policy) Policy {
stmts := make([]Statement, 0, len(p.Statement))
for _, s := range p.Statement {
stmts = append(stmts, Statement{
Action: s.Action,
Effect: s.Effect,
Resource: s.Resource,
})
}
createdAt := p.CreatedAt.Unix()
return Policy{
Id: p.DisplayName,
CreationDate: &createdAt, // TODO(barak): check if CreationDate should be required
Statement: stmts,
}
}
func (c *Controller) DetachPolicyFromGroup(w http.ResponseWriter, r *http.Request, groupID, policyID string) {
if c.Config.IsAuthUISimplified() {
writeError(w, r, http.StatusNotImplemented, "Not implemented")
return
}
if !c.authorize(w, r, permissions.Node{
Permission: permissions.Permission{
Action: permissions.DetachPolicyAction,
Resource: permissions.GroupArn(groupID),
},
}) {
return
}
ctx := r.Context()
c.LogAction(ctx, "detach_policy_from_group", r, "", "", "")
err := c.Auth.DetachPolicyFromGroup(ctx, policyID, groupID)
if c.handleAPIError(ctx, w, r, err) {
return
}
writeResponse(w, r, http.StatusNoContent, nil)
}
func (c *Controller) AttachPolicyToGroup(w http.ResponseWriter, r *http.Request, groupID, policyID string) {
if c.Config.IsAuthUISimplified() {
writeError(w, r, http.StatusNotImplemented, "Not implemented")
return
}
if !c.authorize(w, r, permissions.Node{
Permission: permissions.Permission{
Action: permissions.AttachPolicyAction,
Resource: permissions.GroupArn(groupID),
},
}) {
return
}
ctx := r.Context()
c.LogAction(ctx, "attach_policy_to_group", r, "", "", "")
err := c.Auth.AttachPolicyToGroup(ctx, policyID, groupID)
if c.handleAPIError(ctx, w, r, err) {
return
}
writeResponse(w, r, http.StatusCreated, nil)
}
func (c *Controller) ListPolicies(w http.ResponseWriter, r *http.Request, params ListPoliciesParams) {
if c.Config.IsAuthUISimplified() {
writeError(w, r, http.StatusNotImplemented, "Not implemented")
return
}
if !c.authorize(w, r, permissions.Node{
Permission: permissions.Permission{
Action: permissions.ListPoliciesAction,
Resource: permissions.All,
},
}) {
return
}
ctx := r.Context()
c.LogAction(ctx, "list_policies", r, "", "", "")
policies, paginator, err := c.Auth.ListPolicies(ctx, &model.PaginationParams{
After: paginationAfter(params.After),
Prefix: paginationPrefix(params.Prefix),
Amount: paginationAmount(params.Amount),
})
if c.handleAPIError(ctx, w, r, err) {
return
}
response := PolicyList{
Results: make([]Policy, 0, len(policies)),
Pagination: Pagination{
HasMore: paginator.NextPageToken != "",
NextOffset: paginator.NextPageToken,
Results: paginator.Amount,
},
}
for _, p := range policies {
response.Results = append(response.Results, serializePolicy(p))
}
writeResponse(w, r, http.StatusOK, response)
}
func (c *Controller) CreatePolicy(w http.ResponseWriter, r *http.Request, body CreatePolicyJSONRequestBody) {
if c.Config.IsAuthUISimplified() {
writeError(w, r, http.StatusNotImplemented, "Not implemented")
return
}
if !c.authorize(w, r, permissions.Node{
Permission: permissions.Permission{
Action: permissions.CreatePolicyAction,
Resource: permissions.PolicyArn(body.Id),
},
}) {
return
}
ctx := r.Context()
c.LogAction(ctx, "create_policy", r, "", "", "")
// Check that policy ID is valid
valid, msg := c.isNameValid(body.Id, "Policy")
if !valid {
writeError(w, r, http.StatusBadRequest, msg)
return
}
stmts := make(model.Statements, len(body.Statement))
for i, apiStatement := range body.Statement {
stmts[i] = model.Statement{
Effect: apiStatement.Effect,
Action: apiStatement.Action,
Resource: apiStatement.Resource,
}
}
p := &model.Policy{
CreatedAt: time.Now().UTC(),
DisplayName: body.Id,
Statement: stmts,
}
err := c.Auth.WritePolicy(ctx, p, false)
if c.handleAPIError(ctx, w, r, err) {
return
}
writeResponse(w, r, http.StatusCreated, serializePolicy(p))
}
func (c *Controller) DeletePolicy(w http.ResponseWriter, r *http.Request, policyID string) {
if c.Config.IsAuthUISimplified() {
writeError(w, r, http.StatusNotImplemented, "Not implemented")
return
}
if !c.authorize(w, r, permissions.Node{
Permission: permissions.Permission{
Action: permissions.DeletePolicyAction,
Resource: permissions.PolicyArn(policyID),
},
}) {
return
}
ctx := r.Context()
c.LogAction(ctx, "delete_policy", r, "", "", "")
err := c.Auth.DeletePolicy(ctx, policyID)
if errors.Is(err, auth.ErrNotFound) {
writeError(w, r, http.StatusNotFound, "policy not found")
return
}
if c.handleAPIError(ctx, w, r, err) {
return
}
writeResponse(w, r, http.StatusNoContent, nil)
}
func (c *Controller) GetPolicy(w http.ResponseWriter, r *http.Request, policyID string) {
if c.Config.IsAuthUISimplified() {
writeError(w, r, http.StatusNotImplemented, "Not implemented")
return
}
if !c.authorize(w, r, permissions.Node{
Permission: permissions.Permission{
Action: permissions.ReadPolicyAction,
Resource: permissions.PolicyArn(policyID),
},
}) {
return
}
ctx := r.Context()
c.LogAction(ctx, "get_policy", r, "", "", "")
p, err := c.Auth.GetPolicy(ctx, policyID)
if errors.Is(err, auth.ErrNotFound) {
writeError(w, r, http.StatusNotFound, "policy not found")
return
}
if c.handleAPIError(ctx, w, r, err) {
return
}
response := serializePolicy(p)
writeResponse(w, r, http.StatusOK, response)
}
func (c *Controller) UpdatePolicy(w http.ResponseWriter, r *http.Request, body UpdatePolicyJSONRequestBody, policyID string) {
if c.Config.IsAuthUISimplified() {
writeError(w, r, http.StatusNotImplemented, "Not implemented")
return
}
if !c.authorize(w, r, permissions.Node{
Permission: permissions.Permission{
Action: permissions.UpdatePolicyAction,