db/pg_probackup
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Check for existance and emptiness of external directories

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This commit is contained in:
Arthur Zakirov 2019-04-23 18:37:50 +03:00
parent a480a5d275
commit 130bb7ee48
2 changed files with 26 additions and 8 deletions
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28
src/dir.c
View File

@ -1292,7 +1292,6 @@ check_external_dir_mapping(pgBackup *backup)
{
TablespaceListCell *cell;
parray *external_dirs_to_restore;
bool found;
int i;
if (!backup->external_dir_str)
@ -1305,16 +1304,22 @@ check_external_dir_mapping(pgBackup *backup)
}
external_dirs_to_restore = make_external_directory_list(backup->external_dir_str);
/* 1 - each OLDDIR must have an entry in external_dirs_to_restore */
for (cell = external_remap_list.head; cell; cell = cell->next)
{
char *old_dir = cell->old_dir;
bool found = false;
found = false;
for (i = 0; i < parray_num(external_dirs_to_restore); i++)
{
char *external_dir = parray_get(external_dirs_to_restore, i);
if (strcmp(old_dir, external_dir) == 0)
char *external_dir = parray_get(external_dirs_to_restore, i);
if (strcmp(cell->old_dir, external_dir) == 0)
{
/* Swap new dir name with old one, it is used by 2-nd step */
parray_set(external_dirs_to_restore, i,
pgut_strdup(cell->new_dir));
pfree(external_dir);
found = true;
break;
}
@ -1324,6 +1329,19 @@ check_external_dir_mapping(pgBackup *backup)
"have an entry in list of external directories of current "
"backup: \"%s\"", cell->old_dir);
}
/* 2 - all linked directories must be empty */
for (i = 0; i < parray_num(external_dirs_to_restore); i++)
{
char *external_dir = (char *) parray_get(external_dirs_to_restore,
i);
if (!dir_is_empty(external_dir, FIO_DB_HOST))
elog(ERROR, "External directory is not empty: \"%s\"",
external_dir);
}
free_dir_list(external_dirs_to_restore);
}
char *

6
tests/external.py
View File

@ -304,7 +304,7 @@ class ExternalTest(ProbackupTest, unittest.TestCase):
self.restore_node(
backup_dir, 'node', node,
options=["-j", "4"])
pgdata_restored = self.pgdata_content(
node.base_dir, exclude_dirs=['logs'])
self.compare_pgdata(pgdata, pgdata_restored)
@ -1441,7 +1441,7 @@ class ExternalTest(ProbackupTest, unittest.TestCase):
repr(self.output), self.cmd))
except ProbackupException as e:
self.assertTrue(
'Insert correct error message' in e.message,
'External directory is not empty' in e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
@ -1466,7 +1466,7 @@ class ExternalTest(ProbackupTest, unittest.TestCase):
repr(self.output), self.cmd))
except ProbackupException as e:
self.assertTrue(
'Insert correct error message' in e.message,
'External directory is not empty' in e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))