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Precise password cache in Tramp

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* doc/misc/tramp.texi (Password handling):
Describe auth-source-cache-expiry and auth-source-do-cache instead
of password-cache-expiry and password-cache.  (Bug#74105)

* lisp/net/tramp.el (tramp-read-passwd): Check for `auth-sources'
being non-nil.
This commit is contained in:
Michael Albinus 2024-11-10 12:35:15 +01:00
parent 3954e8d9bb
commit c96e576090
2 changed files with 13 additions and 8 deletions
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18
doc/misc/tramp.texi
View File

@ -2194,14 +2194,18 @@ like this:
@value{tramp} can cache passwords as entered and reuse when needed for
the same user or host name independent of the access method.
@vindex password-cache-expiry
@code{password-cache-expiry} sets the duration (in seconds) the
passwords are remembered. Passwords are never saved permanently nor
can they extend beyond the lifetime of the current Emacs session. Set
@code{password-cache-expiry} to @code{nil} to disable expiration.
@vindex auth-source-cache-expiry
@code{auth-source-cache-expiry}@footnote{It overrides
@code{password-cache-expiry}.} sets the duration (in seconds) the
passwords are remembered. Set @code{auth-source-cache-expiry} to
@code{nil} to disable expiration.
@vindex password-cache
Set @code{password-cache} to @code{nil} to disable password caching.
Cached passwords are never saved permanently nor can they extend
beyond the lifetime of the current Emacs session unless you confirm
this interactively.
@vindex auth-source-do-cache
Set @code{auth-source-do-cache} to @code{nil} to disable password caching.
@node Connection caching

3
lisp/net/tramp.el
View File

@ -6819,7 +6819,8 @@ Consults the auth-source package."
(setq tramp-password-save-function nil)
;; See if auth-sources contains something useful.
(ignore-errors
(and (tramp-get-connection-property vec "first-password-request")
(and auth-sources
(tramp-get-connection-property vec "first-password-request")
;; Try with Tramp's current method. If there is no
;; user name, `:create' triggers to ask for. We
;; suppress it.