guix/doc
Ludovic Courtès a9468b422b
substitute: Download from unauthorized sources that provide the right content.
This allows substitutes to be downloaded from unauthorized servers, as
long as they advertise the same hash and references as one of the
authorized servers.

* guix/scripts/substitute.scm (assert-valid-narinfo): Remove.
(valid-narinfo?): Add #:verbose?.  Handle each case of
'signature-case'.
(equivalent-narinfo?): New procedure.
(lookup-narinfos/diverse): Add 'authorized?' parameter and honor it.
[select-hit]: New procedure.
(lookup-narinfo): Add 'authorized?' parameter and pass it.
(process-query): Adjust callers accordingly.
(process-substitution): Remove call to 'assert-valid-narinfo'.  Check
whether 'lookup-narinfo' returns true and call 'leave' if not.
* tests/substitute.scm (%main-substitute-directory)
(%alternate-substitute-directory): New variables.
(call-with-narinfo): Make 'narinfo-directory' a parameter.  Call
'mkdir-p' to create it.  Change unwind handler to check whether
CACHE-DIRECTORY exists before deleting it.
(with-narinfo*): New macro.
("substitute, no signature")
("substitute, invalid hash")
("substitute, unauthorized key"): Change expected error message to "no
valid substitute".
("substitute, unauthorized narinfo comes first")
("substitute, unsigned narinfo comes first")
("substitute, first narinfo is unsigned and has wrong hash")
("substitute, first narinfo is unsigned and has wrong refs")
("substitute, unsigned narinfo comes first")
("substitute, two invalid narinfos"): New tests.
* doc/guix.texi (Substitutes): Explain the new behavior.
2017-09-11 11:10:21 +02:00
..
images doc: Update dot graphs. 2016-12-17 14:46:42 +01:00
contributing.texi Revert "doc: Suggest running guix-daemon with 'sudo -E'." 2017-08-07 14:09:49 -04:00
environment-gdb.scm doc: Add 'guix environment' examples. 2015-06-29 23:08:36 +02:00
fdl-1.3.texi
guix.texi substitute: Download from unauthorized sources that provide the right content. 2017-09-11 11:10:21 +02:00
htmlxref.cnf doc: htmlxref: Fix link to Emacs-Guix manual. 2017-05-30 18:30:39 +03:00
local.mk build: Remove reference to 'doc/emacs.texi'. 2017-01-12 14:59:36 +01:00
package-hello.scm doc: Use the recommended Scheme format. 2015-09-14 23:10:58 +02:00