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pull: Support --mirror option

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There's several use cases for calling into ostree itself to do
mirroring, instead of using bare rsync.  For example, it's a bit more
efficient as it doesn't require syncing the objects/ directory.

https://bugzilla.gnome.org/show_bug.cgi?id=728351
This commit is contained in:
Colin Walters 2014-06-16 17:11:50 -04:00
parent 4ac27caefd
commit 6a5e66b152
4 changed files with 19 additions and 3 deletions
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4
src/libostree/ostree-repo-pull.c
View File

@ -1262,8 +1262,8 @@ ostree_repo_pull (OstreeRepo *self,
}
else
{
ostree_repo_transaction_set_ref (pull_data->repo, pull_data->remote_name, ref, checksum);
gboolean is_mirror = (pull_data->flags & OSTREE_REPO_PULL_FLAGS_MIRROR) > 0;
ostree_repo_transaction_set_ref (pull_data->repo, is_mirror ? NULL : pull_data->remote_name, ref, checksum);
}
}

4
src/libostree/ostree-repo.h
View File

@ -510,9 +510,11 @@ gboolean ostree_repo_prune (OstreeRepo *self,
/**
* OstreeRepoPullFlags:
* @OSTREE_REPO_PULL_FLAGS_NONE: No special options for pull
* @OSTREE_REPO_PULL_FLAGS_MIRROR: Write out refs suitable for mirrors
*/
typedef enum {
OSTREE_REPO_PULL_FLAGS_NONE
OSTREE_REPO_PULL_FLAGS_NONE,
OSTREE_REPO_PULL_FLAGS_MIRROR
} OstreeRepoPullFlags;
gboolean ostree_repo_pull (OstreeRepo *self,

5
src/ostree/ot-builtin-pull.c
View File

@ -28,9 +28,11 @@
#include "otutil.h"
static gboolean opt_disable_fsync;
static gboolean opt_mirror;
static GOptionEntry options[] = {
{ "disable-fsync", 0, 0, G_OPTION_ARG_NONE, &opt_disable_fsync, "Do not invoke fsync()", NULL },
{ "mirror", 0, 0, G_OPTION_ARG_NONE, &opt_mirror, "Write refs suitable for a mirror", NULL },
{ NULL }
};
@ -60,6 +62,9 @@ ostree_builtin_pull (int argc, char **argv, OstreeRepo *repo, GCancellable *canc
if (opt_disable_fsync)
ostree_repo_set_disable_fsync (repo, TRUE);
if (opt_mirror)
pullflags |= OSTREE_REPO_PULL_FLAGS_MIRROR;
if (strchr (argv[1], ':') == NULL)
{
remote = g_strdup (argv[1]);

9
tests/pull-test.sh
View File

@ -36,6 +36,15 @@ assert_file_has_content firstfile '^first$'
assert_file_has_content baz/cow '^moo$'
echo "ok pull contents"
cd ${test_tmpdir}
mkdir mirrorrepo
ostree --repo=mirrorrepo init --mode=archive-z2
${CMD_PREFIX} ostree --repo=mirrorrepo remote add --set=gpg-verify=false origin $(cat httpd-address)/ostree/gnomerepo
${CMD_PREFIX} ostree --repo=mirrorrepo pull --mirror origin main
${CMD_PREFIX} ostree --repo=mirrorrepo fsck
$OSTREE show main >/dev/null
echo "ok pull mirror"
cd ${test_tmpdir}
ostree --repo=ostree-srv/gnomerepo commit -b main -s "Metadata string" --add-detached-metadata-string=SIGNATURE=HANCOCK --tree=ref=main
${CMD_PREFIX} ostree --repo=repo pull origin main