Abilility to delete child namespaces through the API

[rubelw]

Is your feature request related to a problem? Please describe.
Can not delete child namespace through the API

Describe the solution you'd like
Ability to delete a child namespace through the API

Describe alternatives you've considered
None

[rubelw]

Disregard. Deletion of child namespace can be accomplished by setting the X-Vault-Namespace header.

curl \

--header "X-Vault-Token: $VAULT_TOKEN" \
--header "X-Vault-Namespace: projectA" \
--request DELETE \
http://127.0.0.1:8200/v1/sys/namespaces/buildCreds | jq .

% Total % Received % Xferd Average Speed Time Time Time Current
Dload Upload Total Spent Left Speed
100 266 100 266 0 0 88666 0 --:--:-- --:--:-- --:--:-- 88666
{
"request_id": "9ca77a26-3243-fcb9-ce7f-89c41f012447",
"lease_id": "",
"renewable": false,
"lease_duration": 0,
"data": null,
"wrap_info": null,
"warnings": [
"Namespace deletion has been queued. Progress will be reported in debug-level logs in Vault's server log."
],
"auth": null
}