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[#97] Add a method IterateUserAttributes in Container

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Signed-off-by: Anton Nikiforov <an.nikiforov@yadro.com>
This commit is contained in:
Anton Nikiforov 2023-07-06 14:53:40 +03:00
parent e65e4bfe8e
commit e13edb20cd
2 changed files with 25 additions and 3 deletions
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20
container/container.go
View file

@ -6,6 +6,7 @@ import (
"errors"
"fmt"
"strconv"
"strings"
"time"
"git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/container"
@ -296,7 +297,7 @@ func (x Container) PlacementPolicy() (res netmap.PlacementPolicy) {
//
// SetAttribute overwrites existing attribute value.
//
// See also Attribute, IterateAttributes.
// See also Attribute, IterateAttributes, IterateUserAttributes.
func (x *Container) SetAttribute(key, value string) {
if key == "" {
panic("empty attribute key")
@ -324,7 +325,7 @@ func (x *Container) SetAttribute(key, value string) {
// Attribute reads value of the Container attribute by key. Empty result means
// attribute absence.
//
// See also SetAttribute, IterateAttributes.
// See also SetAttribute, IterateAttributes, IterateUserAttributes.
func (x Container) Attribute(key string) string {
attrs := x.v2.GetAttributes()
for i := range attrs {
@ -347,6 +348,21 @@ func (x Container) IterateAttributes(f func(key, val string)) {
}
}
// IterateUserAttributes iterates over user Container attributes and passes them
// into f. The handler MUST NOT be nil.
//
// See also SetAttribute, Attribute.
func (x Container) IterateUserAttributes(f func(key, val string)) {
attrs := x.v2.GetAttributes()
for _, attr := range attrs {
var key = attr.GetKey()
if !strings.HasPrefix(key, container.SysAttributePrefix) &&
!strings.HasPrefix(key, container.SysAttributePrefixNeoFS) {
f(key, attr.GetValue())
}
}
}
// SetName sets human-readable name of the Container. Name MUST NOT be empty.
//
// See also Name.

8
container/container_test.go
View file

@ -150,7 +150,7 @@ func assertContainsAttribute(t *testing.T, m v2container.Container, key, val str
}
func TestContainer_Attribute(t *testing.T) {
const attrKey1, attrKey2 = "key1", "key2"
const attrKey1, attrKey2 = v2container.SysAttributePrefix + "key1", v2container.SysAttributePrefixNeoFS + "key2"
const attrVal1, attrVal2 = "val1", "val2"
val := containertest.Container()
@ -158,6 +158,12 @@ func TestContainer_Attribute(t *testing.T) {
val.SetAttribute(attrKey1, attrVal1)
val.SetAttribute(attrKey2, attrVal2)
var i int
val.IterateUserAttributes(func(key, val string) {
i++
})
require.Equal(t, 1, i)
var msg v2container.Container
val.WriteToV2(&msg)