* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
- * along with this program. If not, see http://www.gnu.org/licenses/ .
+ * along with this program. If not, see https://www.gnu.org/licenses/ .
*
* Author: Carl Worth <cworth@cworth.org>
*/
#include "notmuch-client.h"
-#include "dump-restore-private.h"
+#include "hex-escape.h"
#include "string-util.h"
+#include <zlib.h>
static int
-database_dump_file (notmuch_database_t *notmuch, FILE *output,
- const char *query_str, int output_format)
+database_dump_config (notmuch_database_t *notmuch, gzFile output)
+{
+ notmuch_config_list_t *list;
+ int ret = EXIT_FAILURE;
+ char *buffer = NULL;
+ size_t buffer_size = 0;
+
+ if (print_status_database ("notmuch dump", notmuch,
+ notmuch_database_get_config_list (notmuch, NULL, &list)))
+ goto DONE;
+
+ for (; notmuch_config_list_valid (list); notmuch_config_list_move_to_next (list)) {
+ if (hex_encode (notmuch, notmuch_config_list_key (list),
+ &buffer, &buffer_size) != HEX_SUCCESS) {
+ fprintf (stderr, "Error: failed to hex-encode config key %s\n",
+ notmuch_config_list_key (list));
+ goto DONE;
+ }
+ gzprintf (output, "#@ %s", buffer);
+
+ if (hex_encode (notmuch, notmuch_config_list_value (list),
+ &buffer, &buffer_size) != HEX_SUCCESS) {
+ fprintf (stderr, "Error: failed to hex-encode config value %s\n",
+ notmuch_config_list_value (list) );
+ goto DONE;
+ }
+
+ gzprintf (output, " %s\n", buffer);
+ }
+
+ ret = EXIT_SUCCESS;
+
+ DONE:
+ if (list)
+ notmuch_config_list_destroy (list);
+
+ if (buffer)
+ talloc_free (buffer);
+
+ return ret;
+}
+
+static void
+print_dump_header (gzFile output, int output_format, int include)
+{
+ gzprintf (output, "#notmuch-dump %s:%d %s%s%s\n",
+ (output_format == DUMP_FORMAT_SUP) ? "sup" : "batch-tag",
+ NOTMUCH_DUMP_VERSION,
+ (include & DUMP_INCLUDE_CONFIG) ? "config" : "",
+ (include & DUMP_INCLUDE_TAGS) && (include & DUMP_INCLUDE_CONFIG) ? "," : "",
+ (include & DUMP_INCLUDE_TAGS) ? "tags" : "");
+}
+
+static int
+database_dump_file (notmuch_database_t *notmuch, gzFile output,
+ const char *query_str, int output_format, int include)
{
notmuch_query_t *query;
notmuch_messages_t *messages;
notmuch_message_t *message;
notmuch_tags_t *tags;
+ print_dump_header (output, output_format, include);
+
+ if (include & DUMP_INCLUDE_CONFIG) {
+ if (print_status_database ("notmuch dump", notmuch,
+ database_dump_config(notmuch,output)))
+ return EXIT_FAILURE;
+ }
+
+ if (! (include & DUMP_INCLUDE_TAGS))
+ return EXIT_SUCCESS;
+
if (! query_str)
query_str = "";
char *buffer = NULL;
size_t buffer_size = 0;
+ notmuch_status_t status;
+
+ status = notmuch_query_search_messages_st (query, &messages);
+ if (print_status_query ("notmuch dump", query, status))
+ return EXIT_FAILURE;
- for (messages = notmuch_query_search_messages (query);
+ for (;
notmuch_messages_valid (messages);
notmuch_messages_move_to_next (messages)) {
int first = 1;
}
if (output_format == DUMP_FORMAT_SUP) {
- fprintf (output, "%s (", message_id);
+ gzprintf (output, "%s (", message_id);
}
for (tags = notmuch_message_get_tags (message);
const char *tag_str = notmuch_tags_get (tags);
if (! first)
- fputs (" ", output);
+ gzputs (output, " ");
first = 0;
if (output_format == DUMP_FORMAT_SUP) {
- fputs (tag_str, output);
+ gzputs (output, tag_str);
} else {
if (hex_encode (notmuch, tag_str,
&buffer, &buffer_size) != HEX_SUCCESS) {
tag_str);
return EXIT_FAILURE;
}
- fprintf (output, "+%s", buffer);
+ gzprintf (output, "+%s", buffer);
}
}
if (output_format == DUMP_FORMAT_SUP) {
- fputs (")\n", output);
+ gzputs (output, ")\n");
} else {
if (make_boolean_term (notmuch, "id", message_id,
&buffer, &buffer_size)) {
message_id, strerror (errno));
return EXIT_FAILURE;
}
- fprintf (output, " -- %s\n", buffer);
+ gzprintf (output, " -- %s\n", buffer);
}
notmuch_message_destroy (message);
return EXIT_SUCCESS;
}
+/* Dump database into output_file_name if it's non-NULL, stdout
+ * otherwise.
+ */
+int
+notmuch_database_dump (notmuch_database_t *notmuch,
+ const char *output_file_name,
+ const char *query_str,
+ dump_format_t output_format,
+ dump_include_t include,
+ notmuch_bool_t gzip_output)
+{
+ gzFile output = NULL;
+ const char *mode = gzip_output ? "w9" : "wT";
+ const char *name_for_error = output_file_name ? output_file_name : "stdout";
+
+ char *tempname = NULL;
+ int outfd = -1;
+
+ int ret = -1;
+
+ if (output_file_name) {
+ tempname = talloc_asprintf (notmuch, "%s.XXXXXX", output_file_name);
+ outfd = mkstemp (tempname);
+ } else {
+ outfd = dup (STDOUT_FILENO);
+ }
+
+ if (outfd < 0) {
+ fprintf (stderr, "Bad output file %s\n", name_for_error);
+ goto DONE;
+ }
+
+ output = gzdopen (outfd, mode);
+
+ if (output == NULL) {
+ fprintf (stderr, "Error opening %s for (gzip) writing: %s\n",
+ name_for_error, strerror (errno));
+ if (close (outfd))
+ fprintf (stderr, "Error closing %s during shutdown: %s\n",
+ name_for_error, strerror (errno));
+ goto DONE;
+ }
+
+ ret = database_dump_file (notmuch, output, query_str, output_format, include);
+ if (ret) goto DONE;
+
+ ret = gzflush (output, Z_FINISH);
+ if (ret) {
+ fprintf (stderr, "Error flushing output: %s\n", gzerror (output, NULL));
+ goto DONE;
+ }
+
+ if (output_file_name) {
+ ret = fsync (outfd);
+ if (ret) {
+ fprintf (stderr, "Error syncing %s to disk: %s\n",
+ name_for_error, strerror (errno));
+ goto DONE;
+ }
+ }
+
+ if (gzclose_w (output) != Z_OK) {
+ fprintf (stderr, "Error closing %s: %s\n", name_for_error,
+ gzerror (output, NULL));
+ ret = EXIT_FAILURE;
+ output = NULL;
+ goto DONE;
+ }
+
+ if (output_file_name) {
+ ret = rename (tempname, output_file_name);
+ if (ret) {
+ fprintf (stderr, "Error renaming %s to %s: %s\n",
+ tempname, output_file_name, strerror (errno));
+ goto DONE;
+ }
+
+ }
+ DONE:
+ if (ret != EXIT_SUCCESS && output)
+ (void) gzclose_w (output);
+
+ if (ret != EXIT_SUCCESS && output_file_name)
+ (void) unlink (tempname);
+
+ return ret;
+}
+
int
notmuch_dump_command (notmuch_config_t *config, int argc, char *argv[])
{
notmuch_database_t *notmuch;
- FILE *output = stdout;
const char *query_str = NULL;
int ret;
if (notmuch_database_open (notmuch_config_get_database_path (config),
- NOTMUCH_DATABASE_MODE_READ_ONLY, ¬much))
+ NOTMUCH_DATABASE_MODE_READ_WRITE, ¬much))
return EXIT_FAILURE;
+ notmuch_exit_if_unmatched_db_uuid (notmuch);
+
char *output_file_name = NULL;
int opt_index;
int output_format = DUMP_FORMAT_BATCH_TAG;
+ int include = 0;
+ notmuch_bool_t gzip_output = 0;
notmuch_opt_desc_t options[] = {
{ NOTMUCH_OPT_KEYWORD, &output_format, "format", 'f',
(notmuch_keyword_t []){ { "sup", DUMP_FORMAT_SUP },
{ "batch-tag", DUMP_FORMAT_BATCH_TAG },
{ 0, 0 } } },
+ { NOTMUCH_OPT_KEYWORD_FLAGS, &include, "include", 'I',
+ (notmuch_keyword_t []){ { "config", DUMP_INCLUDE_CONFIG },
+ { "tags", DUMP_INCLUDE_TAGS} } },
{ NOTMUCH_OPT_STRING, &output_file_name, "output", 'o', 0 },
+ { NOTMUCH_OPT_BOOLEAN, &gzip_output, "gzip", 'z', 0 },
+ { NOTMUCH_OPT_INHERIT, (void *) ¬much_shared_options, NULL, 0, 0 },
{ 0, 0, 0, 0, 0 }
};
if (opt_index < 0)
return EXIT_FAILURE;
- if (output_file_name) {
- output = fopen (output_file_name, "w");
- if (output == NULL) {
- fprintf (stderr, "Error opening %s for writing: %s\n",
- output_file_name, strerror (errno));
- return EXIT_FAILURE;
- }
- }
+ notmuch_process_shared_options (argv[0]);
+ if (include == 0)
+ include = DUMP_INCLUDE_CONFIG | DUMP_INCLUDE_TAGS;
if (opt_index < argc) {
query_str = query_string_from_args (notmuch, argc - opt_index, argv + opt_index);
}
}
- ret = database_dump_file (notmuch, output, query_str, output_format);
-
- if (output != stdout)
- fclose (output);
+ ret = notmuch_database_dump (notmuch, output_file_name, query_str,
+ output_format, include, gzip_output);
notmuch_database_destroy (notmuch);