influxdb/services/meta/errors.go

109 lines
4.2 KiB
Go

package meta
import (
"errors"
"fmt"
)
var (
// ErrStoreOpen is returned when opening an already open store.
ErrStoreOpen = errors.New("store already open")
// ErrStoreClosed is returned when closing an already closed store.
ErrStoreClosed = errors.New("raft store already closed")
// ErrTooManyPeers is returned when more than 3 peers are used.
ErrTooManyPeers = errors.New("too many peers; influxdb v0.9.0 is limited to 3 nodes in a cluster")
)
var (
// ErrNodeExists is returned when creating an already existing node.
ErrNodeExists = errors.New("node already exists")
// ErrNodeNotFound is returned when mutating a node that doesn't exist.
ErrNodeNotFound = errors.New("node not found")
// ErrNodesRequired is returned when at least one node is required for an operation.
// This occurs when creating a shard group.
ErrNodesRequired = errors.New("at least one node required")
// ErrNodeIDRequired is returned when using a zero node id.
ErrNodeIDRequired = errors.New("node id must be greater than 0")
// ErrNodeUnableToDropFinalNode is returned if the node being dropped is the last
// node in the cluster
ErrNodeUnableToDropFinalNode = errors.New("unable to drop the final node in a cluster")
)
var (
// ErrDatabaseExists is returned when creating an already existing database.
ErrDatabaseExists = errors.New("database already exists")
// ErrDatabaseNameRequired is returned when creating a database without a name.
ErrDatabaseNameRequired = errors.New("database name required")
)
var (
// ErrRetentionPolicyExists is returned when creating an already existing policy.
ErrRetentionPolicyExists = errors.New("retention policy already exists")
// ErrRetentionPolicyDefault is returned when attempting a prohibited operation
// on a default retention policy.
ErrRetentionPolicyDefault = errors.New("retention policy is default")
// ErrRetentionPolicyNameRequired is returned when creating a policy without a name.
ErrRetentionPolicyNameRequired = errors.New("retention policy name required")
// ErrRetentionPolicyNameExists is returned when renaming a policy to
// the same name as another existing policy.
ErrRetentionPolicyNameExists = errors.New("retention policy name already exists")
// ErrRetentionPolicyDurationTooLow is returned when updating a retention
// policy that has a duration lower than the allowed minimum.
ErrRetentionPolicyDurationTooLow = errors.New(fmt.Sprintf("retention policy duration must be at least %s",
MinRetentionPolicyDuration))
// ErrReplicationFactorTooLow is returned when the replication factor is not in an
// acceptable range.
ErrReplicationFactorTooLow = errors.New("replication factor must be greater than 0")
)
var (
// ErrShardGroupExists is returned when creating an already existing shard group.
ErrShardGroupExists = errors.New("shard group already exists")
// ErrShardGroupNotFound is returned when mutating a shard group that doesn't exist.
ErrShardGroupNotFound = errors.New("shard group not found")
// ErrShardNotReplicated is returned if the node requested to be dropped has
// the last copy of a shard present and the force keyword was not used
ErrShardNotReplicated = errors.New("shard not replicated")
)
var (
// ErrContinuousQueryExists is returned when creating an already existing continuous query.
ErrContinuousQueryExists = errors.New("continuous query already exists")
// ErrContinuousQueryNotFound is returned when removing a continuous query that doesn't exist.
ErrContinuousQueryNotFound = errors.New("continuous query not found")
)
var (
// ErrSubscriptionExists is returned when creating an already existing subscription.
ErrSubscriptionExists = errors.New("subscription already exists")
// ErrSubscriptionNotFound is returned when removing a subscription that doesn't exist.
ErrSubscriptionNotFound = errors.New("subscription not found")
)
var (
// ErrUserExists is returned when creating an already existing user.
ErrUserExists = errors.New("user already exists")
// ErrUserNotFound is returned when mutating a user that doesn't exist.
ErrUserNotFound = errors.New("user not found")
// ErrUsernameRequired is returned when creating a user without a username.
ErrUsernameRequired = errors.New("username required")
)