int
main (int argc, const char **argv)
{
apr_pool_t *pool;
svn_error_t *err;
apr_hash_t *dirents;
const char *upload_file, *URL;
const char *parent_URL, *basename;
svn_ra_plugin_t *ra_lib;
void *session, *ra_baton;
svn_revnum_t rev;
const svn_delta_editor_t *editor;
void *edit_baton;
svn_dirent_t *dirent;
svn_ra_callbacks_t *cbtable;
apr_hash_t *cfg_hash;
svn_auth_baton_t *auth_baton;
if (argc <= 2)
{
printf ("Usage: %s PATH URL\n", argv[0]);
printf (" Uploads file at PATH to Subversion repository URL.\n");
return EXIT_FAILURE;
}
upload_file = argv[1];
URL = argv[2];
/* Initialize the app. Send all error messages to 'stderr'. */
if (svn_cmdline_init ("minimal_client", stderr) != EXIT_SUCCESS)
return EXIT_FAILURE;
/* Create top-level memory pool. Be sure to read the HACKING file to
understand how to properly use/free subpools. */
pool = svn_pool_create (NULL);
/* Initialize the FS library. */
err = svn_fs_initialize (pool);
if (err) goto hit_error;
/* Make sure the ~/.subversion run-time config files exist, and load. */
err = svn_config_ensure (NULL, pool);
if (err) goto hit_error;
err = svn_config_get_config (&cfg_hash, NULL, pool);
if (err) goto hit_error;
/* Build an authentication baton. */
{
/* There are many different kinds of authentication back-end
"providers". See svn_auth.h for a full overview. */
svn_auth_provider_object_t *provider;
apr_array_header_t *providers
= apr_array_make (pool, 4, sizeof (svn_auth_provider_object_t *));
svn_client_get_simple_prompt_provider (&provider,
my_simple_prompt_callback,
NULL, /* baton */
2, /* retry limit */ pool);
APR_ARRAY_PUSH (providers, svn_auth_provider_object_t *) = provider;
svn_client_get_username_prompt_provider (&provider,
my_username_prompt_callback,
NULL, /* baton */
2, /* retry limit */ pool);
APR_ARRAY_PUSH (providers, svn_auth_provider_object_t *) = provider;
/* Register the auth-providers into the context's auth_baton. */
svn_auth_open (&auth_baton, providers, pool);
}
/* Create a table of callbacks for the RA session, mostly nonexistent. */
cbtable = apr_pcalloc (pool, sizeof(*cbtable));
cbtable->auth_baton = auth_baton;
cbtable->open_tmp_file = open_tmp_file;
/* Now do the real work. */
/* Open an RA session to the parent URL, fetch current HEAD rev and
"lock" onto that revnum for the remainder of the session. */
svn_path_split (URL, &parent_URL, &basename, pool);
err = svn_ra_init_ra_libs (&ra_baton, pool);
if (err) goto hit_error;
err = svn_ra_get_ra_library (&ra_lib, ra_baton, parent_URL, pool);
if (err) goto hit_error;
err = ra_lib->open (&session, parent_URL, cbtable, NULL, cfg_hash, pool);
if (err) goto hit_error;
err = ra_lib->get_latest_revnum (session, &rev, pool);
if (err) goto hit_error;
/* Examine contents of parent dir in the rev. */
err = ra_lib->get_dir (session, "", rev, &dirents, NULL, NULL, pool);
if (err) goto hit_error;
/* Sanity checks. Don't let the user shoot himself *too* much. */
dirent = apr_hash_get (dirents, basename, APR_HASH_KEY_STRING);
if (dirent && dirent->kind == svn_node_dir)
{
printf ("Sorry, a directory already exists at that URL.\n");
return EXIT_FAILURE;
}
if (dirent && dirent->kind == svn_node_file)
{
char answer[5];
printf ("\n*** WARNING ***\n\n");
printf ("You're about to overwrite r%ld of this file.\n", rev);
printf ("It was last changed by user '%s',\n",
dirent->last_author ? dirent->last_author : "?");
printf ("on %s.\n", svn_time_to_human_cstring (dirent->time, pool));
printf ("\nSomebody *might* have just changed the file seconds ago,\n"
"and your upload would be overwriting their changes!\n\n");
err = prompt_and_read_line("Are you SURE you want to upload? [y/n]",
answer, sizeof(answer));
if (err) goto hit_error;
if (apr_strnatcasecmp (answer, "y"))
{
printf ("Operation aborted.\n");
return EXIT_SUCCESS;
}
}
/* Fetch a commit editor (it's anchored on the parent URL, because
the session is too.) */
/* ### someday add an option for a user-written commit message? */
err = ra_lib->get_commit_editor (session, &editor, &edit_baton,
"File upload from 'svnput' program.",
my_commit_callback, NULL, pool);
if (err) goto hit_error;
/* Drive the editor */
{
void *root_baton, *file_baton, *handler_baton;
svn_txdelta_window_handler_t handler;
svn_stream_t *contents;
apr_file_t *f = NULL;
err = editor->open_root (edit_baton, rev, pool, &root_baton);
if (err) goto hit_error;
if (! dirent)
{
err = editor->add_file (basename, root_baton, NULL, SVN_INVALID_REVNUM,
pool, &file_baton);
}
else
{
err = editor->open_file (basename, root_baton, rev, pool,
&file_baton);
}
if (err) goto hit_error;
err = editor->apply_textdelta (file_baton, NULL, pool,
&handler, &handler_baton);
if (err) goto hit_error;
err = svn_io_file_open (&f, upload_file, APR_READ, APR_OS_DEFAULT, pool);
if (err) goto hit_error;
contents = svn_stream_from_aprfile (f, pool);
err = svn_txdelta_send_stream (contents, handler, handler_baton,
NULL, pool);
if (err) goto hit_error;
err = svn_io_file_close (f, pool);
if (err) goto hit_error;
err = editor->close_file (file_baton, NULL, pool);
if (err) goto hit_error;
err = editor->close_edit (edit_baton, pool);
if (err) goto hit_error;
}
return EXIT_SUCCESS;
hit_error:
svn_handle_error2 (err, stderr, FALSE, "svnput: ");
return EXIT_FAILURE;
}
/* Drive EDITOR to affect the change represented by OPERATION. HEAD
is the last-known youngest revision in the repository. */
static svn_error_t *
drive(struct operation *operation,
svn_revnum_t head,
const svn_delta_editor_t *editor,
apr_pool_t *pool)
{
apr_pool_t *subpool = svn_pool_create(pool);
apr_hash_index_t *hi;
struct driver_state state;
for (hi = apr_hash_first(pool, operation->children);
hi; hi = apr_hash_next(hi))
{
const void *key;
void *val;
struct operation *child;
void *file_baton = NULL;
svn_pool_clear(subpool);
apr_hash_this(hi, &key, NULL, &val);
child = val;
/* Deletes and replacements are simple -- delete something. */
if (child->operation == OP_DELETE || child->operation == OP_REPLACE)
{
SVN_ERR(editor->delete_entry(key, head, operation->baton, subpool));
}
/* Opens could be for directories or files. */
if (child->operation == OP_OPEN)
{
if (child->kind == svn_node_dir)
{
SVN_ERR(editor->open_directory(key, operation->baton, head,
subpool, &child->baton));
}
else
{
SVN_ERR(editor->open_file(key, operation->baton, head,
subpool, &file_baton));
}
}
/* Adds and replacements could also be for directories or files. */
if (child->operation == OP_ADD || child->operation == OP_REPLACE
|| child->operation == OP_PROPSET)
{
if (child->kind == svn_node_dir)
{
SVN_ERR(editor->add_directory(key, operation->baton,
child->url, child->rev,
subpool, &child->baton));
}
else
{
SVN_ERR(editor->add_file(key, operation->baton, child->url,
child->rev, subpool, &file_baton));
}
}
/* If there's a source file and an open file baton, we get to
change textual contents. */
if ((child->src_file) && (file_baton))
{
svn_txdelta_window_handler_t handler;
void *handler_baton;
svn_stream_t *contents;
apr_file_t *f = NULL;
SVN_ERR(editor->apply_textdelta(file_baton, NULL, subpool,
&handler, &handler_baton));
if (strcmp(child->src_file, "-"))
{
SVN_ERR(svn_io_file_open(&f, child->src_file, APR_READ,
APR_OS_DEFAULT, pool));
}
else
{
apr_status_t apr_err = apr_file_open_stdin(&f, pool);
if (apr_err)
return svn_error_wrap_apr(apr_err, "Can't open stdin");
}
contents = svn_stream_from_aprfile(f, pool);
SVN_ERR(svn_txdelta_send_stream(contents, handler,
handler_baton, NULL, pool));
SVN_ERR(svn_io_file_close(f, pool));
}
/* If we opened a file, we need to apply outstanding propmods,
then close it. */
if (file_baton)
{
if ((child->kind == svn_node_file)
&& (! apr_is_empty_table(child->props)))
{
state.baton = file_baton;
state.pool = subpool;
state.editor = editor;
state.kind = child->kind;
if (! apr_table_do(set_props, &state, child->props, NULL))
SVN_ERR(state.err);
}
SVN_ERR(editor->close_file(file_baton, NULL, subpool));
}
/* If we opened, added, or replaced a directory, we need to
recurse, apply outstanding propmods, and then close it. */
if ((child->kind == svn_node_dir)
&& (child->operation == OP_OPEN
|| child->operation == OP_ADD
|| child->operation == OP_REPLACE))
{
SVN_ERR(drive(child, head, editor, subpool));
if ((child->kind == svn_node_dir)
&& (! apr_is_empty_table(child->props)))
{
state.baton = child->baton;
state.pool = subpool;
state.editor = editor;
state.kind = child->kind;
if (! apr_table_do(set_props, &state, child->props, NULL))
SVN_ERR(state.err);
}
SVN_ERR(editor->close_directory(child->baton, subpool));
}
}
svn_pool_destroy(subpool);
return SVN_NO_ERROR;
}