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As with the previous commit, ensure that tests which are run when
configured with --enable-experimental-api, are always distributed; even
when running `make dist` from a source tree configured with
--disable-experimental-api.
Signed-off-by: Philip Withnall <withnall@endlessm.com>
Closes: #1002
Approved by: cgwalters
Since we’re using a custom variable for listing the .sym files,
automake’s magic support for automatically distributing all files in
conditionals doesn’t work, and the devel and experimental .sym files
were only being distributed if `make dist` was run on a source tree
which had been configured with --enable-experimental-api or not a
release flag.
Fix that by explicitly listing all the .sym files in EXTRA_DIST.
Specifically, this fixes the case of trying to compile with
--enable-experimental-api from a release tarball which was disted with
--disable-experimental-api.
Signed-off-by: Philip Withnall <withnall@endlessm.com>
Closes: #1001
Approved by: cgwalters
As discussed in https://github.com/ostreedev/ostree/pull/946, the
summary file is becoming an unsigned cache of ref information; any
additional metadata for the repository needs to move elsewhere in order
to remain signed. Introduce OSTREE_REPO_METADATA_REF as the well-known
name of a ref where such metadata can live, as the metadata on
contentless commits.
Don’t yet update the documentation for summary-related methods to
mention this, since it’s still hidden behind the
--enable-experimental-api configure option.
Signed-off-by: Philip Withnall <withnall@endlessm.com>
Closes: #946
Approved by: cgwalters
Use goffset rather than gsize for file sizes. More importantly, get the
unpacked_size from g_file_info_get_size() (goffset) rather than from the
splice return value, which has type gssize.
This will make a difference on 32-bit systems, where goffset is defined
as off64_t, but gsize is 32 bits.
Signed-off-by: Philip Withnall <withnall@endlessm.com>
Closes: #999
Approved by: cgwalters
We have variants of `test-basic` for all 4 modes, but not for pull-test, which
for some reason was named `pull-archive`, but mostly pulls *into* bare repos.
The test code was structured like the basic one where it called into a
`pull-test.sh`, so let's actually use it for 2/3 bare modes. (I tried to extend
it to `bare-user-only` but it failed, going to look at that after this).
This is related to https://github.com/ostreedev/ostree/issues/991Closes: #998
Approved by: jlebon
When we [switched to using checkout + force_copy](e8efd1c8dc),
a side effect that went unnoticed at the time is that we started
setting directory mtimes to zero.
See the below bug where we long ago set the file times to zero, which got fixed,
so let's not regress things by setting the directory times to zero either. (Even
though AFAICS GNU tar doesn't complain about those)
This semantic is somewhat "overloaded" onto `force_copy`, but it avoids adding
yet another boolean; we don't have that many reserved boolean slots left. I
can't really think of many good use cases for `force_copy` *other* than the
`/etc` merge anyways.
https://bugzilla.redhat.com/show_bug.cgi?id=1229160
Closes: https://github.com/ostreedev/ostree/issues/995Closes: #997
Approved by: jlebon
There are a number of simple ports here. Prep for further work
in `/etc` merge.
I also stripped trailing whitespace globally.
Closes: #996
Approved by: jlebon
This verifies the collection and ref bindings in the commit metadata
against the collection ID we have stored in the remote config and ref
we want to pull from. For the HEAD commits, we also check if the
checksum of the commit we just fetched agrees with the checksum we
really wanted to pull from the ref.
For commits with explicitly specified checksums and without specified
refs, we only verify if the commit has the bindings. We are able to
only verify the collection binding, though.
Closes: #972
Approved by: cgwalters
The collection and ref bindings are stored in the commit metadata
under ostree.collection-binding and ostree.ref-binding,
respectively. They will be used to verify if the commit really comes
from the collection and ref we wanted to pull from.
Closes: #972
Approved by: cgwalters
And in general, if for some reason we can't write `user.` xattrs, provide an
error immediately rather than doing it during a later pull. This way the failure
cause is a lot more obvious.
Related: https://github.com/ostreedev/ostree/issues/991Closes: #993
Approved by: jlebon
In the storage PR I was trying to do a `pull-local` of the whole
`/ostree/repo` on the system, which ended up triggering a `g_critical()`
in the collections code, since we tried to parse a remote-prefixed ref
`fedora:fedora/26/x86_64/atomic-host` as a ref.
I'm not sure offhand what our behavior in this case *should* be. I
think git only clones local refs, but I need to check.
This corner case arises only with `pull-local`. But in any case,
while we were previously saying this is programmer error, since it's
so easy to pass various unchecked input into the pull machinery,
make invalid refs an explicit error.
Closes: #992
Approved by: jlebon
For ostree-as-host, we're the superuser, so we'll blow past
any reserved free space by default. While deltas have size
metadata, if one happens to do a loose fetch, we can fill
up the disk.
Another case is flatpak: the system helper has similar concerns
here as ostree-as-host, and for `flatpak --user`, we also
want to be nice and avoid filling up the user's quota.
Closes: https://github.com/ostreedev/ostree/issues/962Closes: #987
Approved by: jlebon
This is prep for storage space checks, where we look at free
space after parsing the metadata, before we write anything.
We did length-limited writes in the fd-based input path, but not for the
`GInputStream` path which in practice is used for HTTP pulls.
Closes: #987
Approved by: jlebon
Some of the Jenkins jobs for Fedora Atomic Host broke after updating
to 2017.7, and it turns out that we regressed handling unreadable
files in `bare-user` mode. An example of this is `/etc/shadow`, which
ends up in the ostree-as-host content as `/usr/etc/shadow`.
Now there are better fixes here; we should probably delete it and create it
during the config merge if it doesn't exist. In general, having secret files in
ostree really isn't supported, so it doesn't make sense to include them.
But let's fix this regression - when operating as an unprivileged user we don't
have `CAP_DAC_OVERRIDE` and hence will fail to open un-user-readable objects.
(We still preserve the actual `0` mode of course in the xattr and will
apply it in `bare`)
Closes: #989
Approved by: jlebon
Previously, we only supported additions in the statoverride file;
it was mainly for adding the setuid bit without having that physically
on disk.
However, for testing a change to `bare-user` handling around *unreadable*
files (which happens for `/etc/shadow` in host content), I need a way
to write that into a repo in the test suite.
I'm not actually aware of a non-test-suite use case for this; a more
sophisticated user is going to be using the API directly, which can already do
this. But we need it for tests at least.
Closes: #989
Approved by: jlebon
I had thought `glnx_link_tmpfile_at()` actually consumed the tmpfile;
it does consume the *path* but not the fd. In the non-delta path
things were fine since we used the autocleanup.
But the delta code had a tmpfile allocated in its struct that got reused, and
hence leaked the fd. Fix this by making the commit API actually consume the
tmpfile fully, just like the path path.
Closes: #986
Approved by: jlebon
This is a lot like `git clone --reference`, but we chose "localcache" as the
term "reference" is already used.
The main use case I'm targeting this for is the Fedora Atomic Host installer
case where we embed the repo content in the installer, but we may want to
kickstart and download newer content. There, while we want to get a newer ref,
we can still use the local repo as an object cache, since we have it sitting
there in memory anyways.
Another case is where one has a host ostree (say e.g. Fedora Atomic
Workstation), and one wants to create a local archive mirror of FAH. Then one
can use `pull --reference /ostree/repo` and pull the common objects (e.g.
contents of `bash.rpm` etc.)
Closes: https://github.com/ostreedev/ostree/issues/975Closes: #982
Approved by: jlebon
These are regression from #971. We were stuffing a pointer size inside a
variable of integer size. So the assignment was spilling over into other
variables' storage space. Actually use a gpointer and GPOINTER_TO_[U]INT
as was done originally.
Also bump libglnx which has static checks for this error in the future.
Update submodule: libglnx
Closes: #990
Approved by: cgwalters
An inverted condition in _ostree_repo_add_remote() was causing the
OstreeRepoFinder to delete precisely the wrong remote
configurations from memory once it was finished. It’s supposed to delete
the ones which it transiently added; but was instead deleting all the
existing remote configurations.
Signed-off-by: Philip Withnall <withnall@endlessm.com>
Closes: #985
Approved by: cgwalters
It's more natural for a few calling places. Prep for patches to go the other
way, which in turn are prep for adding a commit filter v2 that takes `struct
stat`.
`ot_gfile_type_for_mode()` was only used in this function, so inline it here.
Closes: #974
Approved by: jlebon
Previously, `ostree pull` was silent if not on a tty. I don't
see a reason not to print the final status line at least. This
is prep for more work in the test suite, so I can write assertions
on the output.
But it should also be nicer for people who e.g. do an `ostree pull` in a Jenkins
job or whatever.
Closes: #981
Approved by: jlebon
The `-z2` is annoying now since it's really a legacy; we've long
since supported typing `archive`. Convert the docs fully and
explain that.
Also do some (but not all) of the tests just to encourage newer tests to use
`archive` too.
Closes: #980
Approved by: jlebon
Obviously very minor, but I noticed this while working on `pull --reference`. If
we have a local repo, we'll have already done a hardlink and copied the detached
metadata too, so there's no reason to request it again via the fetcher path.
Closes: #978
Approved by: jlebon
I'd mostly been avoiding this file since there's always patches outstanding, but
these few functions shouldn't conflict much.
Closes: #979
Approved by: jlebon
I added `glnx_open_anonymous_tmpfile()`, but then later noticed
that the usage of this was really to be combined with `mmap()`,
and we had two versions of that in the delta code. Add a helper.
(Bigger picture...how is this different from glibc's "mmap() of /dev/zero"
approach for large chunks? One advantage is the storage can be "swapped" to
`/var/tmp`, but still deleted automatically, rather than requiring swap space)
Closes: #973
Approved by: jlebon
Use the new macros introduced recently in libglnx to make iterating over
hash tables cleaner. This is just a start, it does not migrate the whole
tree.
Update submodule: libglnx
Closes: #971
Approved by: cgwalters
There's lots of mechanically replacing `OtTmpFile` with `GLnxTmpfile`;
the biggest changes are in the commit path. Symlink commits are now
very clearly separated from regular files. Symlinks are `OtCleanupUnlinkat`,
and regular files are `GLnxTmpfile`.
The commit codepath separates those as `_ostree_repo_commit_path_final()` and
`_ostree_repo_commit_tmpf_final()`. A nice aspect of all of this is that they
both *consume* the temporary on success. This avoids an extra spurious
`unlink()` call.
One of the biggest bits of code motion is in `commit_loose_regfile_object()`,
which no longer needs to care about symlinks. For the most parth though it's
just removing conditionals.
Update submodule: libglnx
Closes: #958
Approved by: jlebon
Rather than duplicating the code. This introduces no functional changes.
Signed-off-by: Philip Withnall <withnall@endlessm.com>
Closes: #961
Approved by: cgwalters
Check that it’s in normal form and has the correct type when loading it,
since it could come from an untrusted source.
Signed-off-by: Philip Withnall <withnall@endlessm.com>
Closes: #961
Approved by: cgwalters
This makes no difference to the validity of the code, since any summary
file loaded from the cache will be verified before being read anyway;
but it will make some upcoming changes a little simpler.
Signed-off-by: Philip Withnall <withnall@endlessm.com>
Closes: #961
Approved by: cgwalters
When updating a summary file, parse additional arguments to the `ostree
summary` command as additional metadata to be put into the summary.
Add some tests for this.
Signed-off-by: Philip Withnall <withnall@endlessm.com>
Closes: #961
Approved by: cgwalters
Previously the spurious ‘update’ atom was ignored; now that `ostree
summary --update` accepts extra arguments as additional metadata, it’s
causing an error. Drop it.
Signed-off-by: Philip Withnall <withnall@endlessm.com>
Closes: #961
Approved by: cgwalters
Computing download/storage size for `archive` pulls is hard; there's
`OSTREE_REPO_COMMIT_MODIFIER_FLAGS_GENERATE_SIZES` which was from a
pre-static-deltas effort by Endless, but we aren't currently making use of this
much.
Static deltas were designed to solve this problem; we have the total
uncompressed size. Let's check free space before doing a delta pull.
Related: https://github.com/ostreedev/ostree/issues/962Closes: #963
Approved by: jlebon
