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Commit Graph

357 Commits

Author SHA1 Message Date
Dave Reisner
6731d0a940 sync: halt file discovery if repo has no servers
This avoids error spam when no servers are configured for a repo and a
sync operation is performed:

Proceed with installation? [Y/n] y
:: Retrieving packages from testing...
warning: failed to retrieve some files from testing
warning: failed to retrieve some files from testing
warning: failed to retrieve some files from testing
warning: failed to retrieve some files from testing
warning: failed to retrieve some files from testing
warning: failed to retrieve some files from testing
warning: failed to retrieve some files from testing
warning: failed to retrieve some files from testing
warning: failed to retrieve some files from testing
warning: failed to retrieve some files from testing

Signed-off-by: Dave Reisner <dreisner@archlinux.org>
Signed-off-by: Dan McGee <dan@archlinux.org>
2011-08-23 00:49:14 -05:00
Dave Reisner
43940f591e dload: rename payload->filename to payload->remote_name
This is a far more accurate description of what this is, since it's more
than likely not really a filename at all, but the name after a final
slash on a URL.

Signed-off-by: Dave Reisner <dreisner@archlinux.org>
Signed-off-by: Dan McGee <dan@archlinux.org>
2011-08-19 19:00:40 -05:00
Dan McGee
6d544984f2 Be more robust when copying package data
This changes the signature of _alpm_pkg_dup() to return an integer error
code and provide the new package in a passed pointer argument. All
callers are now more robust with checking the return value of this
function to ensure a fatal error did not occur.

We allow load failures to proceed as otherwise we have a chicken and egg
problem- if a 'desc' local database entry is missing, the best way of
restoring said file is `pacman -Sf --dbonly packagename`. This patch
fixes a segfault that was occurring in this case.

Fixes the segfault reported in FS#25667.

Signed-off-by: Dan McGee <dan@archlinux.org>
2011-08-19 11:09:57 -05:00
Dave Reisner
16334f778b sync: fix garbled output in conflict prompt
$ pacman -S cronie
resolving dependencies...
looking for inter-conflicts...
:: cronie and fcron are in conflict (@.). Remove fcron? [y/N] n

$ sudo pacman -S pacman
resolving dependencies...
looking for inter-conflicts...
:: pacman and pacman-git are in conflict (pKÈ). Remove pacman-git? [y/N]

Signed-off-by: Dave Reisner <dreisner@archlinux.org>
Signed-off-by: Dan McGee <dan@archlinux.org>
2011-08-19 09:40:07 -05:00
Dan McGee
3752edbff4 Fix replacement of provider issue
When we switched to using alpm_depcmp() in resolving replacments, we had
some interesting behavior with regard to providers and packages not
found in repositories. Teach the replacement resolving code to not look
at provisions at all to be slightly more sane.

Signed-off-by: Dan McGee <dan@archlinux.org>
2011-08-18 10:47:41 -05:00
Dan McGee
78b63ce7c3 Replacements refactor: extract check_replacers()
This moves code that was inline in alpm_sync_sysupgrade() to its own
method.

Signed-off-by: Dan McGee <dan@archlinux.org>
2011-08-18 10:47:41 -05:00
Dan McGee
231d6cc1e4 Replacements refactor: extract check_literal()
This moves code that was inline in alpm_sync_sysupgrade() to its own
method.

Signed-off-by: Dan McGee <dan@archlinux.org>
2011-08-18 10:47:41 -05:00
Dan McGee
c4bd476ad1 Remove use of no-op accessor functions in library
The functions alpm_db_get_name(), alpm_pkg_get_name(), and
alpm_pkg_get_version() are not necessary at all, so remove the calling
and indirection when used in the backend, which makes things slightly
more efficient and reduces code size.

Signed-off-by: Dan McGee <dan@archlinux.org>
2011-08-18 10:47:41 -05:00
Dan McGee
c885a953eb Enhance and utilize database status flags
* Move is_local standalone field to status enum
* Create VALID/INVALID flag pair
* Create EXISTS/MISSING flag pair

With these additional fields, we can be more intelligent with database
loading and messages to the user. We now only warn once if a sync
database does not exist and do not continue to try to load it once we
have marked it as missing.

The reason for the flags existing in pairs is so the unknown case can be
represented. There should never be a time when both flags in the same
group are true, but if they are both false, it represents the unknown
case. Care is taken to always manipulate both flags at the same time.

Signed-off-by: Dan McGee <dan@archlinux.org>
2011-08-18 10:47:41 -05:00
Dave Reisner
b008193c12 dload: zero out pm_errno in curl_download_internal
This reverts some hacky behavior from 5fc3ec and resets the handle's
pm_errno where it should be reset -- prior to each download. This
prevents a transaction with a download from being aborted when a package
is successfully grabbed from a secondary server.

Signed-off-by: Dave Reisner <dreisner@archlinux.org>
Signed-off-by: Dan McGee <dan@archlinux.org>
2011-08-16 19:37:14 -05:00
Dave Reisner
5fc3ecf7f8 lib/sync: ignore download errors for as long as possible
Previously, the behavior was such that if a sync operation required
packages from multiple repos, a download error in the first repo would
cause a hard repo, ignoring the remainder of the repositories. Change
this behavior so that we do a better job of fetching as many packages as
possible before aborting the transaction.

There's a little bit of refactoring mixed in here to get rid of some
useless variables. Since we now depend heavily on the value of
handle->pm_errno being accurate the determine the function's return
value, we clear it when the transaction state is set.

Fixes FS#25532.

Signed-off-by: Dave Reisner <dreisner@archlinux.org>
Signed-off-by: Dan McGee <dan@archlinux.org>
2011-08-15 14:54:21 -05:00
Dan McGee
796eaaed40 Further fixes to replacement iteration
A partial fix for this was in commit 7de92cb22, but this should fix the
remaining cases. There are still several issues dealing with "provision
as replacement" selection however.

Addresses FS#25538 and FS#25527.

Signed-off-by: Dan McGee <dan@archlinux.org>
2011-08-15 14:47:19 -05:00
Dan McGee
a628feee46 Parse conflicts/provides/replaces at database load time
We did this with depends way back in commit c244cfecf6 in 2007. We
can do it with these fields as well.

Of note is the inclusion of provides even though only '=' is supported-
we'll parse other things, but no guarantees are given as to behavior,
which is more or less similar to before since we only looked for the
equals sign.

Also of note is the non-inclusion of optdepends; this will likely be
resolved down the road.

The biggest benefactors of this change will be the resolving code that
formerly had to parse and reparse several of these fields; it only
happens once now at load time. This does lead to the disadvantage that
we will now always be parsing this information up front even if we never
need it in the split form, but as these are uncommon fields and our
parser is quite efficient it shouldn't be a big concern.

Signed-off-by: Dan McGee <dan@archlinux.org>
2011-08-15 12:56:41 -05:00
Dan McGee
bd5ec9cd8e Validate the sha256sum if available
Adjust load_internal() to check the sha256sum value if we have it.

Signed-off-by: Dan McGee <dan@archlinux.org>
2011-08-15 12:13:35 -05:00
Dave Reisner
7de92cb223 lib/sync: reset flag after rejecting a replace
This prevents iteration through the remainder of the current tree, with
pacman claiming that they're all replacements to the original
replacement candidate.

:: Synchronizing package databases...
 allanbrokeit is up to date
 testing is up to date
 core is up to date
 extra is up to date
 community-testing is up to date
 community is up to date
:: Starting full system upgrade...
:: Replace util-linux-git with core/util-linux? [Y/n] n
:: Replace util-linux-git with core/vi? [Y/n] n
:: Replace util-linux-git with core/vpnc? [Y/n] n
:: Replace util-linux-git with core/wget? [Y/n] n
:: Replace util-linux-git with core/which? [Y/n] n
:: Replace util-linux-git with core/wireless-regdb? [Y/n] n
:: Replace util-linux-git with core/wireless_tools? [Y/n] n
:: Replace util-linux-git with core/wpa_actiond? [Y/n] n
:: Replace util-linux-git with core/wpa_supplicant? [Y/n] n
:: Replace util-linux-git with core/xfsprogs? [Y/n] n
:: Replace util-linux-git with core/xinetd? [Y/n] n
:: Replace util-linux-git with core/xz? [Y/n] n
:: Replace util-linux-git with core/zd1211-firmware? [Y/n] n
:: Replace util-linux-git with core/zlib? [Y/n] n
 there is nothing to do

Signed-off-by: Dave Reisner <dreisner@archlinux.org>
Signed-off-by: Dan McGee <dan@archlinux.org>
2011-08-15 12:11:59 -05:00
Dan McGee
5c1b83d9b1 Parse replaces strings as dep strings with version specs
This is done extremely crudely and is not very efficient, but it does
push us down the path of being closer to right, as one additional test
now passes.

Signed-off-by: Dan McGee <dan@archlinux.org>
2011-08-09 16:13:25 -05:00
Dan McGee
5f38660be1 Add reason to corrupted package callback
Signed-off-by: Dan McGee <dan@archlinux.org>
2011-08-08 19:55:44 -05:00
Dan McGee
9d09c9fdf7 Attempt to fix up some of the brokenness around failed package loads
This is a bit of a mess, due to the fact that we have a progress meter
running. It is also ironic that we are in the midst of a method named
"commit" when we haven't done a damn thing yet, and can still fail hard
if either a checksum or signature is invalid or unrecognized.

Adapt the former test_md5sum method to be invoked for any of the various
failure types, which at least gives the user some indication of what
packages are failing. A second patch will be needed to actually show
worthwhile error codes, but this is going to involve modifying the
actual data passed with the callback.

Signed-off-by: Dan McGee <dan@archlinux.org>
2011-08-08 19:42:52 -05:00
Dave Reisner
3eec745910 absorb some _alpm_download params into payload struct
Restore some sanity to the number of arguments passed to _alpm_download
and curl_download_internal.

Signed-off-by: Dave Reisner <dreisner@archlinux.org>
2011-07-05 23:00:02 -04:00
Dave Reisner
6dc71926f9 lib/dload: prevent large file attacks
This means creating a new struct which can pass more descriptive data
from the back end sync functions to the downloader. In particular, we're
interested in the download size read from the sync DB. When the remote
server reports a size larger than this (via a content-length header),
abort the transfer.

In cases where the size is unknown, we set a hard upper limit of:

* 25MiB for a sync DB
* 16KiB for a signature

For reference, 25MiB is more than twice the size of all of the current
binary repos (with files) combined, and 16KiB is a truly gargantuan
signature.

Signed-off-by: Dave Reisner <dreisner@archlinux.org>
2011-07-05 22:58:55 -04:00
Dave Reisner
6c9b82e72a dload: handle irregular URLs
URLs might end with a slash and follow redirects, or could be a
generated by a script such as /getpkg.php?id=12345. In both cases, we
may have a better filename that we can write to, taken from either
content-disposition header, or the effective URL.

Specific to the first case, we write to a temporary file of the format
'alpmtmp.XXXXXX', where XXXXXX is randomized by mkstemp(3). Since this
is a randomly generated file, we cannot support resuming and the file is
unlinked in the event of an interrupt.

We also run into the possibility of changing out the filename from under
alpm on a -U operation, so callers of _alpm_download can optionally pass
a pointer to a *char to be filled in by curl_download_internal with the
actual filename we wrote to. Any sync operation will pass a NULL pointer
here, as we rely on specific names for packages from a mirror.

Fixes FS#22645.

Signed-off-by: Dave Reisner <d@falconindy.com>
2011-07-05 22:58:27 -04:00
Dan McGee
c748eadc80 Allow invalid sync DBs to be returned by the library
They are placeholders, but important for things like trying to re-sync a
database missing a signature. By using the alpm_db_validity() method at
the right time, a client can take the appropriate action with these
invalid databases as necessary.

In pacman's case, we disallow just about anything that involves looking
at a sync database outside of an '-Sy' operation (although we do check
the validity immediately after). A few operations are still permitted-
'-Q' ops that don't touch sync databases as well as '-R'.

Signed-off-by: Dan McGee <dan@archlinux.org>
2011-07-05 10:13:20 -05:00
Dan McGee
7af0ab1cde signing: move to new signing verification and return scheme
This gives us more granularity than the former Never/Optional/Always
trifecta. The frontend still uses these values temporarily but that will
be changed in a future patch.

* Use 'siglevel' consistenly in method names, 'level' as variable name
* The level becomes an enum bitmask value for flexibility
* Signature check methods now return a array of status codes rather than
  a simple integer success/failure value. This allows callers to
  determine whether things such as an unknown signature are valid.
* Specific signature error codes mostly disappear in favor of the above
  returned status code; pm_errno is now set only to PKG_INVALID_SIG or
  DB_INVALID_SIG as appropriate.

Signed-off-by: Dan McGee <dan@archlinux.org>
2011-07-05 10:13:20 -05:00
Allan McRae
afc96f2ab3 Prefix _alpm_errno_t members with ALPM
Signed-off-by: Allan McRae <allan@archlinux.org>
2011-07-02 02:01:39 +10:00
Allan McRae
bd88a8d551 Prefix alpm_transprog_t members with ALPM
Signed-off-by: Allan McRae <allan@archlinux.org>
2011-07-02 02:01:39 +10:00
Allan McRae
495ba26e63 Prefix alpm_transconv_t members with ALPM
Signed-off-by: Allan McRae <allan@archlinux.org>
2011-07-02 02:01:39 +10:00
Allan McRae
3189d3bc4a Prefix alpm_transevt_t members with ALPM
Signed-off-by: Allan McRae <allan@archlinux.org>
2011-07-02 02:01:39 +10:00
Allan McRae
39262acab6 Prefix alpm_transflag_t members with ALPM
Signed-off-by: Allan McRae <allan@archlinux.org>
2011-07-02 02:01:39 +10:00
Allan McRae
ca43fdd92f Prefix alpm_loglevel_t members with ALPM
Signed-off-by: Allan McRae <allan@archlinux.org>
2011-07-02 02:01:38 +10:00
Allan McRae
eb39a9482b Prefix alpm_pkgreason_t members with ALPM
Signed-off-by: Allan McRae <allan@archlinux.org>
2011-07-02 02:01:38 +10:00
Dan McGee
23a2d2c16a Make alpm_db_get_sigverify_level() public
Signed-off-by: Dan McGee <dan@archlinux.org>
2011-06-30 16:16:41 -05:00
Allan McRae
f1bb56cebf Rename public functions with grp in their name
Using grp instead of group is a small saving at the cost of clarity.
Rename the following functions:

  alpm_option_get_ignoregrps -> alpm_option_get_ignoregroups
  alpm_option_add_ignoregrp -> alpm_option_add_ignoregroup
  alpm_option_set_ignoregrps -> alpm_option_set_ignoregroups
  alpm_option_remove_ignoregrp -> alpm_option_remove_ignoregroup
  alpm_db_readgrp -> alpm_db_readgroup
  alpm_db_get_grpcache -> alpm_db_get_groupcache
  alpm_find_grp_pkgs -> alpm_find_group_pkgs

Signed-off-by: Allan McRae <allan@archlinux.org>
2011-06-29 15:46:49 +10:00
Allan McRae
bfe1771067 Rename pmdelta_t to alpm_delta_t
Signed-off-by: Allan McRae <allan@archlinux.org>
2011-06-28 23:28:23 +10:00
Allan McRae
1fdbe79022 Rename pmgrp_t to alpm_group_t
Signed-off-by: Allan McRae <allan@archlinux.org>
2011-06-28 23:28:23 +10:00
Allan McRae
220842b37b Rename pmconflict_t to alpm_conflict_t
Signed-off-by: Allan McRae <allan@archlinux.org>
2011-06-28 23:28:23 +10:00
Allan McRae
9540dfc4d9 Rename pmdepend_t to alpm_depend_t
Signed-off-by: Allan McRae <allan@archlinux.org>
2011-06-28 23:28:23 +10:00
Allan McRae
6b62508c86 Rename pmtrans_t to alpm_trans_t
Signed-off-by: Allan McRae <allan@archlinux.org>
2011-06-28 23:27:16 +10:00
Allan McRae
8a04bc25a1 Rename pmpkg_t to alpm_pkg_t
Signed-off-by: Allan McRae <allan@archlinux.org>
2011-06-28 23:26:39 +10:00
Allan McRae
939d5a9511 Rename pmdb_t to alpm_db_t
Signed-off-by: Allan McRae <allan@archlinux.org>
2011-06-28 14:16:12 +10:00
Allan McRae
64c1cf7921 Rename pmhandle_t to alpm_handle_t
Signed-off-by: Allan McRae <allan@archlinux.org>
2011-06-28 14:04:00 +10:00
Dan McGee
25b7df4dab Make pmgrp_t public
Signed-off-by: Dan McGee <dan@archlinux.org>
2011-06-16 11:58:04 -05:00
Dan McGee
51359e6d33 Make pmdelta_t public
Signed-off-by: Dan McGee <dan@archlinux.org>
2011-06-16 11:58:04 -05:00
Dan McGee
ee015f086f Ensure handle is valid and pm_errno is reset when calling into API
We didn't do due diligence before and ensure prior pm_errno values
weren't influencing what happened in further ALPM calls. I observed one
case of early setup code setting pm_errno to PM_ERR_WRONG_ARGS and that
flag persisting the entire time we were calling library code.

Add a new CHECK_HANDLE() macro that does two things: 1) ensures the
handle variable passed to it is non-NULL and 2) clears any existing
pm_errno flag set on the handle. This macro can replace many places we
used the ASSERT(handle != NULL, ...) pattern before.

Several other other places only need a simple 'set to zero' of the
pm_errno field.

Signed-off-by: Dan McGee <dan@archlinux.org>
2011-06-14 10:01:08 -05:00
Dan McGee
ba63e31cc7 Small handle related cleanups
Signed-off-by: Dan McGee <dan@archlinux.org>
2011-06-14 08:39:02 -05:00
Dan McGee
0074cadb3b Add handle argument to _alpm_pkg_should_ignore()
This allows callers to retrieve it from wherever is convenient, which
may or may not be on the package object itself.

Signed-off-by: Dan McGee <dan@archlinux.org>
2011-06-14 08:38:51 -05:00
Dan McGee
52bffd2457 Switch all logging to use handle directly
This is the last user of our global handle object. Once again the diff
is large but the functional changes are not.

Signed-off-by: Dan McGee <dan@archlinux.org>
2011-06-13 19:41:16 -05:00
Dan McGee
e2aa952689 Move pm_errno onto the handle
This involves some serious changes and a very messy diff, unfortunately.

Signed-off-by: Dan McGee <dan@archlinux.org>
2011-06-13 19:38:38 -05:00
Dan McGee
8b62d9bc0a Add handle argument to two more alpm methods
This takes care of alpm_checkdeps() and alpm_find_dbs_satisfier().

Signed-off-by: Dan McGee <dan@archlinux.org>
2011-06-13 19:35:22 -05:00
Dan McGee
70a86c14f4 Require handle for alpm_checkconflicts()
Signed-off-by: Dan McGee <dan@archlinux.org>
2011-06-13 19:35:22 -05:00
Dan McGee
d76341297a Require handle for alpm_pkg_load()
Signed-off-by: Dan McGee <dan@archlinux.org>
2011-06-13 19:35:22 -05:00