1 files changed, 88 insertions, 0 deletions
diff --git a/weed/s3api/s3api_policy.go b/weed/s3api/s3api_policy.go
new file mode 100644
index 000000000..20dac9564
--- /dev/null
+++ b/weed/s3api/s3api_policy.go
@@ -0,0 +1,88 @@
+package s3api
+
+import (
+	"encoding/xml"
+	"time"
+)
+
+// Status represents lifecycle configuration status
+type ruleStatus string
+
+// Supported status types
+const (
+	Enabled  ruleStatus = "Enabled"
+	Disabled ruleStatus = "Disabled"
+)
+
+// Lifecycle - Configuration for bucket lifecycle.
+type Lifecycle struct {
+	XMLName xml.Name `xml:"LifecycleConfiguration"`
+	Rules   []Rule   `xml:"Rule"`
+}
+
+// Rule - a rule for lifecycle configuration.
+type Rule struct {
+	XMLName    xml.Name   `xml:"Rule"`
+	ID         string     `xml:"ID,omitempty"`
+	Status     ruleStatus `xml:"Status"`
+	Filter     Filter     `xml:"Filter,omitempty"`
+	Prefix     Prefix     `xml:"Prefix,omitempty"`
+	Expiration Expiration `xml:"Expiration,omitempty"`
+	Transition Transition `xml:"Transition,omitempty"`
+}
+
+// Filter - a filter for a lifecycle configuration Rule.
+type Filter struct {
+	XMLName xml.Name `xml:"Filter"`
+	set     bool
+
+	Prefix Prefix
+
+	And    And
+	andSet bool
+
+	Tag    Tag
+	tagSet bool
+}
+
+// Prefix holds the prefix xml tag in <Rule> and <Filter>
+type Prefix struct {
+	string
+	set bool
+}
+
+// And - a tag to combine a prefix and multiple tags for lifecycle configuration rule.
+type And struct {
+	XMLName xml.Name `xml:"And"`
+	Prefix  Prefix   `xml:"Prefix,omitempty"`
+	Tags    []Tag    `xml:"Tag,omitempty"`
+}
+
+// Expiration - expiration actions for a rule in lifecycle configuration.
+type Expiration struct {
+	XMLName      xml.Name           `xml:"Expiration"`
+	Days         int                `xml:"Days,omitempty"`
+	Date         time.Time          `xml:"Date,omitempty"`
+	DeleteMarker ExpireDeleteMarker `xml:"ExpiredObjectDeleteMarker"`
+
+	set bool
+}
+
+// ExpireDeleteMarker represents value of ExpiredObjectDeleteMarker field in Expiration XML element.
+type ExpireDeleteMarker struct {
+	val bool
+	set bool
+}
+
+// Transition - transition actions for a rule in lifecycle configuration.
+type Transition struct {
+	XMLName      xml.Name  `xml:"Transition"`
+	Days         int       `xml:"Days,omitempty"`
+	Date         time.Time `xml:"Date,omitempty"`
+	StorageClass string    `xml:"StorageClass,omitempty"`
+
+	set bool
+}
+
+// TransitionDays is a type alias to unmarshal Days in Transition
+type TransitionDays int