dav_error *
dav_svn__replay_report(const dav_resource *resource,
const apr_xml_doc *doc,
dav_svn__output *output)
{
dav_error *derr = NULL;
svn_revnum_t low_water_mark = SVN_INVALID_REVNUM;
svn_revnum_t rev;
const svn_delta_editor_t *editor;
svn_boolean_t send_deltas = TRUE;
dav_svn__authz_read_baton arb;
const char *base_dir;
apr_bucket_brigade *bb;
apr_xml_elem *child;
svn_fs_root_t *root;
svn_error_t *err;
void *edit_baton;
int ns;
/* In Subversion 1.8, we allowed this REPORT to be issue against a
revision resource. Doing so means the REV is part of the request
URL, and BASE_DIR is embedded in the request body.
The old-school (and incorrect, see issue #4287 --
https://issues.apache.org/jira/browse/SVN-4287) way was
to REPORT on the public URL of the BASE_DIR and embed the REV in
the report body.
*/
if (resource->baselined
&& (resource->type == DAV_RESOURCE_TYPE_VERSION))
{
rev = resource->info->root.rev;
base_dir = NULL;
}
else
{
rev = SVN_INVALID_REVNUM;
base_dir = resource->info->repos_path;
}
arb.r = resource->info->r;
arb.repos = resource->info->repos;
ns = dav_svn__find_ns(doc->namespaces, SVN_XML_NAMESPACE);
if (ns == -1)
return dav_svn__new_error_svn(resource->pool, HTTP_BAD_REQUEST, 0, 0,
"The request does not contain the 'svn:' "
"namespace, so it is not going to have an "
"svn:revision element. That element is "
"required");
for (child = doc->root->first_child; child != NULL; child = child->next)
{
if (child->ns == ns)
{
const char *cdata;
if (strcmp(child->name, "revision") == 0)
{
if (SVN_IS_VALID_REVNUM(rev))
{
/* Uh... we already have a revision to use, either
because this tag is non-unique or because the
request was submitted against a revision-bearing
resource URL. Either way, something's not
right. */
return malformed_element_error("revision", resource->pool);
}
cdata = dav_xml_get_cdata(child, resource->pool, 1);
rev = SVN_STR_TO_REV(cdata);
}
else if (strcmp(child->name, "low-water-mark") == 0)
{
cdata = dav_xml_get_cdata(child, resource->pool, 1);
if (! cdata)
return malformed_element_error("low-water-mark",
resource->pool);
low_water_mark = SVN_STR_TO_REV(cdata);
}
else if (strcmp(child->name, "send-deltas") == 0)
{
apr_int64_t parsed_val;
cdata = dav_xml_get_cdata(child, resource->pool, 1);
if (! cdata)
return malformed_element_error("send-deltas", resource->pool);
err = svn_cstring_strtoi64(&parsed_val, cdata, 0, 1, 10);
if (err)
{
svn_error_clear(err);
return malformed_element_error("send-deltas", resource->pool);
}
send_deltas = parsed_val != 0;
}
else if (strcmp(child->name, "include-path") == 0)
{
cdata = dav_xml_get_cdata(child, resource->pool, 1);
if ((derr = dav_svn__test_canonical(cdata, resource->pool)))
return derr;
/* Force BASE_DIR to be a relative path, not an fspath. */
base_dir = svn_relpath_canonicalize(cdata, resource->pool);
}
}
}
if (! SVN_IS_VALID_REVNUM(rev))
return dav_svn__new_error_svn
(resource->pool, HTTP_BAD_REQUEST, 0, 0,
"Request was missing the revision argument");
if (! SVN_IS_VALID_REVNUM(low_water_mark))
return dav_svn__new_error_svn
(resource->pool, HTTP_BAD_REQUEST, 0, 0,
"Request was missing the low-water-mark argument");
if (! base_dir)
base_dir = "";
bb = apr_brigade_create(resource->pool,
dav_svn__output_get_bucket_alloc(output));
if ((err = svn_fs_revision_root(&root, resource->info->repos->fs, rev,
resource->pool)))
{
derr = dav_svn__convert_err(err, HTTP_INTERNAL_SERVER_ERROR,
"Couldn't retrieve revision root",
resource->pool);
goto cleanup;
}
make_editor(&editor, &edit_baton, bb, output,
dav_svn__get_compression_level(resource->info->r),
resource->info->svndiff_version,
resource->pool);
if ((err = svn_repos_replay2(root, base_dir, low_water_mark,
send_deltas, editor, edit_baton,
dav_svn__authz_read_func(&arb), &arb,
resource->pool)))
{
derr = dav_svn__convert_err(err, HTTP_INTERNAL_SERVER_ERROR,
"Problem replaying revision",
resource->pool);
goto cleanup;
}
if ((err = end_report(edit_baton)))
{
derr = dav_svn__convert_err(err, HTTP_INTERNAL_SERVER_ERROR,
"Problem closing editor drive",
resource->pool);
goto cleanup;
}
cleanup:
dav_svn__operational_log(resource->info,
svn_log__replay(base_dir, rev,
resource->info->r->pool));
/* Flush the brigade. */
return dav_svn__final_flush_or_error(resource->info->r, bb, output,
derr, resource->pool);
}
dav_error *
dav_svn__replay_report(const dav_resource *resource,
const apr_xml_doc *doc,
ap_filter_t *output)
{
svn_revnum_t low_water_mark = SVN_INVALID_REVNUM;
svn_revnum_t rev = SVN_INVALID_REVNUM;
const svn_delta_editor_t *editor;
svn_boolean_t send_deltas = TRUE;
dav_svn__authz_read_baton arb;
const char *base_dir = resource->info->repos_path;
apr_bucket_brigade *bb;
apr_xml_elem *child;
svn_fs_root_t *root;
svn_error_t *err;
void *edit_baton;
int ns;
/* The request won't have a repos_path if it's for the root. */
if (! base_dir)
base_dir = "";
arb.r = resource->info->r;
arb.repos = resource->info->repos;
ns = dav_svn__find_ns(doc->namespaces, SVN_XML_NAMESPACE);
if (ns == -1)
return dav_svn__new_error_tag(resource->pool, HTTP_BAD_REQUEST, 0,
"The request does not contain the 'svn:' "
"namespace, so it is not going to have an "
"svn:revision element. That element is "
"required.",
SVN_DAV_ERROR_NAMESPACE,
SVN_DAV_ERROR_TAG);
for (child = doc->root->first_child; child != NULL; child = child->next)
{
if (child->ns == ns)
{
const char *cdata;
if (strcmp(child->name, "revision") == 0)
{
cdata = dav_xml_get_cdata(child, resource->pool, 1);
if (! cdata)
return malformed_element_error("revision", resource->pool);
rev = SVN_STR_TO_REV(cdata);
}
else if (strcmp(child->name, "low-water-mark") == 0)
{
cdata = dav_xml_get_cdata(child, resource->pool, 1);
if (! cdata)
return malformed_element_error("low-water-mark",
resource->pool);
low_water_mark = SVN_STR_TO_REV(cdata);
}
else if (strcmp(child->name, "send-deltas") == 0)
{
cdata = dav_xml_get_cdata(child, resource->pool, 1);
if (! cdata)
return malformed_element_error("send-deltas", resource->pool);
send_deltas = atoi(cdata);
}
}
}
if (! SVN_IS_VALID_REVNUM(rev))
return dav_svn__new_error_tag
(resource->pool, HTTP_BAD_REQUEST, 0,
"Request was missing the revision argument.",
SVN_DAV_ERROR_NAMESPACE, SVN_DAV_ERROR_TAG);
if (! SVN_IS_VALID_REVNUM(low_water_mark))
return dav_svn__new_error_tag
(resource->pool, HTTP_BAD_REQUEST, 0,
"Request was missing the low-water-mark argument.",
SVN_DAV_ERROR_NAMESPACE, SVN_DAV_ERROR_TAG);
bb = apr_brigade_create(resource->pool, output->c->bucket_alloc);
if ((err = svn_fs_revision_root(&root, resource->info->repos->fs, rev,
resource->pool)))
return dav_svn__convert_err(err, HTTP_INTERNAL_SERVER_ERROR,
"Couldn't retrieve revision root",
resource->pool);
make_editor(&editor, &edit_baton, bb, output, resource->pool);
if ((err = svn_repos_replay2(root, base_dir, low_water_mark,
send_deltas, editor, edit_baton,
dav_svn__authz_read_func(&arb), &arb,
resource->pool)))
return dav_svn__convert_err(err, HTTP_INTERNAL_SERVER_ERROR,
"Problem replaying revision",
resource->pool);
if ((err = end_report(edit_baton)))
return dav_svn__convert_err(err, HTTP_INTERNAL_SERVER_ERROR,
"Problem closing editor drive",
resource->pool);
{
const char *action, *log_base_dir;
if (base_dir && base_dir[0] != '\0')
log_base_dir = svn_path_uri_encode(base_dir, resource->info->r->pool);
else
log_base_dir = "/";
action = apr_psprintf(resource->info->r->pool, "replay %s r%ld",
log_base_dir, rev);
dav_svn__operational_log(resource->info, action);
}
ap_fflush(output, bb);
return NULL;
}
