Functions to query or manipulate the registry of credential functions
consulted by token_fetch()
.
cred_funs_list() cred_funs_add(...) cred_funs_set(ls) cred_funs_clear() cred_funs_set_default()
... | One or more functions with the right signature: its first argument
is named |
---|---|
ls | A list of credential functions. |
A list of credential functions or NULL
.
cred_funs_list
: Get the list of registered credential functions.
cred_funs_add
: Register one or more new credential fetching functions.
Function(s) are added to the front of the list. So:
* "First registered, last tried." * "Last registered, first tried."
cred_funs_set
: Register a list of credential fetching functions.
cred_funs_clear
: Clear the credential function registry.
cred_funs_set_default
: Reset the registry to the gargle default.
token_fetch()
, which is where the registry is actually used.
#> [1] "credentials_service_account" "credentials_app_default" #> [3] "credentials_gce" "credentials_byo_oauth2" #> [5] "credentials_user_oauth2"creds_one <- function(scopes, ...) {} cred_funs_add(creds_one) cred_funs_add(one = creds_one) cred_funs_add(one = creds_one, two = creds_one) cred_funs_add(one = creds_one, creds_one) # undo all of the above and return to default cred_funs_set_default()