policy

package
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 Go to latest Published: Jan 16, 2020 License: Apache-2.0 Imports: 9 Imported by: 0

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Constants

View Source 
const (
	// AbortMultipartUploadAction - AbortMultipartUpload Rest API action.
	AbortMultipartUploadAction Action = "s3:AbortMultipartUpload"

	// CreateBucketAction - CreateBucket Rest API action.
	CreateBucketAction = "s3:CreateBucket"

	// DeleteBucketAction - DeleteBucket Rest API action.
	DeleteBucketAction = "s3:DeleteBucket"

	// DeleteBucketPolicyAction - DeleteBucketPolicy Rest API action.
	DeleteBucketPolicyAction = "s3:DeleteBucketPolicy"

	// DeleteObjectAction - DeleteObject Rest API action.
	DeleteObjectAction = "s3:DeleteObject"

	// GetBucketLocationAction - GetBucketLocation Rest API action.
	GetBucketLocationAction = "s3:GetBucketLocation"

	// GetBucketNotificationAction - GetBucketNotification Rest API action.
	GetBucketNotificationAction = "s3:GetBucketNotification"

	// GetBucketPolicyAction - GetBucketPolicy Rest API action.
	GetBucketPolicyAction = "s3:GetBucketPolicy"

	// GetObjectAction - GetObject Rest API action.
	GetObjectAction = "s3:GetObject"

	// HeadBucketAction - HeadBucket Rest API action. This action is unused in minio.
	HeadBucketAction = "s3:HeadBucket"

	// ListAllMyBucketsAction - ListAllMyBuckets (List buckets) Rest API action.
	ListAllMyBucketsAction = "s3:ListAllMyBuckets"

	// ListBucketAction - ListBucket Rest API action.
	ListBucketAction = "s3:ListBucket"

	// ListBucketMultipartUploadsAction - ListMultipartUploads Rest API action.
	ListBucketMultipartUploadsAction = "s3:ListBucketMultipartUploads"

	// ListenBucketNotificationAction - ListenBucketNotification Rest API action.
	// This is MinIO extension.
	ListenBucketNotificationAction = "s3:ListenBucketNotification"

	// ListMultipartUploadPartsAction - ListParts Rest API action.
	ListMultipartUploadPartsAction = "s3:ListMultipartUploadParts"

	// PutBucketNotificationAction - PutObjectNotification Rest API action.
	PutBucketNotificationAction = "s3:PutBucketNotification"

	// PutBucketPolicyAction - PutBucketPolicy Rest API action.
	PutBucketPolicyAction = "s3:PutBucketPolicy"

	// PutObjectAction - PutObject Rest API action.
	PutObjectAction = "s3:PutObject"

	// PutBucketLifecycleAction - PutBucketLifecycle Rest API action.
	PutBucketLifecycleAction = "s3:PutLifecycleConfiguration"

	// GetBucketLifecycleAction - GetBucketLifecycle Rest API action.
	GetBucketLifecycleAction = "s3:GetLifecycleConfiguration"

	// BypassGovernanceModeAction - bypass governance mode for DeleteObject Rest API action.
	BypassGovernanceModeAction = "s3:BypassGovernanceMode"
	// BypassGovernanceRetentionAction - bypass governance retention for PutObjectRetention, PutObject and DeleteObject Rest API action.
	BypassGovernanceRetentionAction = "s3:BypassGovernanceRetention"
	// PutObjectRetentionAction - PutObjectRetention Rest API action.
	PutObjectRetentionAction = "s3:PutObjectRetention"

	// GetObjectRetentionAction - GetObjectRetention, GetObject, HeadObject Rest API action.
	GetObjectRetentionAction = "s3:GetObjectRetention"
	// GetBucketObjectLockConfigurationAction - GetObjectLockConfiguration Rest API action
	GetBucketObjectLockConfigurationAction = "s3:GetBucketObjectLockConfiguration"
	// PutBucketObjectLockConfigurationAction - PutObjectLockConfiguration Rest API action
	PutBucketObjectLockConfigurationAction = "s3:PutBucketObjectLockConfiguration"
)
View Source 
const DefaultVersion = "2012-10-17"

DefaultVersion - default policy version as per AWS S3 specification.

View Source 
const ResourceARNPrefix = "arn:aws:s3:::"

ResourceARNPrefix - resource ARN prefix as per AWS S3 specification.

Variables

This section is empty.

Functions

func Errorf 

func Errorf(format string, a ...interface{}) error

Errorf - formats according to a format specifier and returns the string as a value that satisfies error of type policy.Error

Types

type Action 

type Action string

Action - policy action. Refer https://docs.aws.amazon.com/IAM/latest/UserGuide/list_amazons3.html for more information about available actions.

func (Action) IsValid 

func (action Action) IsValid() bool

IsValid - checks if action is valid or not.

func (Action) MarshalJSON 

func (action Action) MarshalJSON() ([]byte, error)

MarshalJSON - encodes Action to JSON data.

func (*Action) UnmarshalJSON 

func (action *Action) UnmarshalJSON(data []byte) error

UnmarshalJSON - decodes JSON data to Action.

type ActionSet 

type ActionSet map[Action]struct{}

ActionSet - set of actions.

func NewActionSet 

func NewActionSet(actions ...Action) ActionSet

NewActionSet - creates new action set.

func (ActionSet) Add 

func (actionSet ActionSet) Add(action Action)

Add - add action to the set.

func (ActionSet) Contains 

func (actionSet ActionSet) Contains(action Action) bool

Contains - checks given action exists in the action set.

func (ActionSet) Equals 

func (actionSet ActionSet) Equals(sactionSet ActionSet) bool

Equals - checks whether given action set is equal to current action set or not.

func (ActionSet) Intersection 

func (actionSet ActionSet) Intersection(sset ActionSet) ActionSet

Intersection - returns actions available in both ActionSet.

func (ActionSet) MarshalJSON 

func (actionSet ActionSet) MarshalJSON() ([]byte, error)

MarshalJSON - encodes ActionSet to JSON data.

func (ActionSet) String 

func (actionSet ActionSet) String() string

func (ActionSet) ToSlice 

func (actionSet ActionSet) ToSlice() []Action

ToSlice - returns slice of actions from the action set.

func (*ActionSet) UnmarshalJSON 

func (actionSet *ActionSet) UnmarshalJSON(data []byte) error

UnmarshalJSON - decodes JSON data to ActionSet.

type Args 

type Args struct {
	AccountName     string              `json:"account"`
	Action          Action              `json:"action"`
	BucketName      string              `json:"bucket"`
	ConditionValues map[string][]string `json:"conditions"`
	IsOwner         bool                `json:"owner"`
	ObjectName      string              `json:"object"`
}

Args - arguments to policy to check whether it is allowed

type Effect 

type Effect string

Effect - policy statement effect Allow or Deny. 

const (
	// Allow - allow effect.
	Allow Effect = "Allow"

	// Deny - deny effect.
	Deny = "Deny"
)

func (Effect) IsAllowed 

func (effect Effect) IsAllowed(b bool) bool

IsAllowed - returns if given check is allowed or not.

func (Effect) IsValid 

func (effect Effect) IsValid() bool

IsValid - checks if Effect is valid or not

func (Effect) MarshalJSON 

func (effect Effect) MarshalJSON() ([]byte, error)

MarshalJSON - encodes Effect to JSON data.

func (*Effect) UnmarshalJSON 

func (effect *Effect) UnmarshalJSON(data []byte) error

UnmarshalJSON - decodes JSON data to Effect.

type Error 

type Error struct {
	// contains filtered or unexported fields
}

Error is the generic type for any error happening during policy parsing.

func (Error) Error 

func (e Error) Error() string

Error 'error' compatible method.

func (Error) Unwrap 

func (e Error) Unwrap() error

Unwrap the internal error.

type ID 

type ID string

ID - policy ID.

func (ID) IsValid 

func (id ID) IsValid() bool

IsValid - checks if ID is valid or not.

func (ID) MarshalJSON 

func (id ID) MarshalJSON() ([]byte, error)

MarshalJSON - encodes ID to JSON data.

func (*ID) UnmarshalJSON 

func (id *ID) UnmarshalJSON(data []byte) error

UnmarshalJSON - decodes JSON data to ID.

type Policy 

type Policy struct {
	ID         ID `json:"ID,omitempty"`
	Version    string
	Statements []Statement `json:"Statement"`
}

Policy - bucket policy.

func ParseConfig 

func ParseConfig(reader io.Reader, bucketName string) (*Policy, error)

ParseConfig - parses data in given reader to Policy.

func (Policy) IsAllowed 

func (policy Policy) IsAllowed(args Args) bool

IsAllowed - checks given policy args is allowed to continue the Rest API.

func (Policy) IsEmpty 

func (policy Policy) IsEmpty() bool

IsEmpty - returns whether policy is empty or not.

func (Policy) MarshalJSON 

func (policy Policy) MarshalJSON() ([]byte, error)

MarshalJSON - encodes Policy to JSON data.

func (*Policy) UnmarshalJSON 

func (policy *Policy) UnmarshalJSON(data []byte) error

UnmarshalJSON - decodes JSON data to Policy.

func (Policy) Validate 

func (policy Policy) Validate(bucketName string) error

Validate - validates all statements are for given bucket or not.

type Principal 

type Principal struct {
	AWS set.StringSet
}

Principal - policy principal.

func NewPrincipal 

func NewPrincipal(principals ...string) Principal

NewPrincipal - creates new Principal.

func (Principal) Equals 

func (p Principal) Equals(pp Principal) bool

Equals - returns true if principals are equal.

func (Principal) Intersection 

func (p Principal) Intersection(principal Principal) set.StringSet

Intersection - returns principals available in both Principal.

func (Principal) IsValid 

func (p Principal) IsValid() bool

IsValid - checks whether Principal is valid or not.

func (Principal) MarshalJSON 

func (p Principal) MarshalJSON() ([]byte, error)

MarshalJSON - encodes Principal to JSON data.

func (Principal) Match 

func (p Principal) Match(principal string) bool

Match - matches given principal is wildcard matching with Principal.

func (*Principal) UnmarshalJSON 

func (p *Principal) UnmarshalJSON(data []byte) error

UnmarshalJSON - decodes JSON data to Principal.

type Resource 

type Resource struct {
	BucketName string
	Pattern    string
}

Resource - resource in policy statement.

func NewResource 

func NewResource(bucketName, keyName string) Resource

NewResource - creates new resource.

func (Resource) IsValid 

func (r Resource) IsValid() bool

IsValid - checks whether Resource is valid or not.

func (Resource) MarshalJSON 

func (r Resource) MarshalJSON() ([]byte, error)

MarshalJSON - encodes Resource to JSON data.

func (Resource) Match 

func (r Resource) Match(resource string, conditionValues map[string][]string) bool

Match - matches object name with resource pattern.

func (Resource) String 

func (r Resource) String() string

func (*Resource) UnmarshalJSON 

func (r *Resource) UnmarshalJSON(data []byte) error

UnmarshalJSON - decodes JSON data to Resource.

func (Resource) Validate 

func (r Resource) Validate(bucketName string) error

Validate - validates Resource is for given bucket or not.

type ResourceSet 

type ResourceSet map[Resource]struct{}

ResourceSet - set of resources in policy statement.

func NewResourceSet 

func NewResourceSet(resources ...Resource) ResourceSet

NewResourceSet - creates new resource set.

func (ResourceSet) Add 

func (resourceSet ResourceSet) Add(resource Resource)

Add - adds resource to resource set.

func (ResourceSet) Equals 

func (resourceSet ResourceSet) Equals(sresourceSet ResourceSet) bool

Equals - checks whether given resource set is equal to current resource set or not.

func (ResourceSet) Intersection 

func (resourceSet ResourceSet) Intersection(sset ResourceSet) ResourceSet

Intersection - returns resouces available in both ResourcsSet.

func (ResourceSet) MarshalJSON 

func (resourceSet ResourceSet) MarshalJSON() ([]byte, error)

MarshalJSON - encodes ResourceSet to JSON data.

func (ResourceSet) Match 

func (resourceSet ResourceSet) Match(resource string, conditionValues map[string][]string) bool

Match - matches object name with anyone of resource pattern in resource set.

func (ResourceSet) String 

func (resourceSet ResourceSet) String() string

func (*ResourceSet) UnmarshalJSON 

func (resourceSet *ResourceSet) UnmarshalJSON(data []byte) error

UnmarshalJSON - decodes JSON data to ResourceSet.

func (ResourceSet) Validate 

func (resourceSet ResourceSet) Validate(bucketName string) error

Validate - validates ResourceSet is for given bucket or not.

type Statement 

type Statement struct {
	SID        ID                  `json:"Sid,omitempty"`
	Effect     Effect              `json:"Effect"`
	Principal  Principal           `json:"Principal"`
	Actions    ActionSet           `json:"Action"`
	Resources  ResourceSet         `json:"Resource"`
	Conditions condition.Functions `json:"Condition,omitempty"`
}

Statement - policy statement.

func NewStatement 

func NewStatement(effect Effect, principal Principal, actionSet ActionSet, resourceSet ResourceSet, conditions condition.Functions) Statement

NewStatement - creates new statement.

func (Statement) IsAllowed 

func (statement Statement) IsAllowed(args Args) bool

IsAllowed - checks given policy args is allowed to continue the Rest API.

func (Statement) MarshalJSON 

func (statement Statement) MarshalJSON() ([]byte, error)

MarshalJSON - encodes JSON data to Statement.

func (*Statement) UnmarshalJSON 

func (statement *Statement) UnmarshalJSON(data []byte) error

UnmarshalJSON - decodes JSON data to Statement.

func (Statement) Validate 

func (statement Statement) Validate(bucketName string) error

Validate - validates Statement is for given bucket or not.

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