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|
SET client_min_messages = NOTICE;
\set VERBOSITY terse
\set ECHO all
CREATE OR REPLACE FUNCTION gen_file(dir text) RETURNS void AS $$
DECLARE
f utl_file.file_type;
BEGIN
f := utl_file.fopen(dir, 'regress_orafce.txt', 'w');
PERFORM utl_file.put_line(f, 'ABC');
PERFORM utl_file.put_line(f, '123'::numeric);
PERFORM utl_file.put_line(f, '-----');
PERFORM utl_file.new_line(f);
PERFORM utl_file.put_line(f, '-----');
PERFORM utl_file.new_line(f, 0);
PERFORM utl_file.put_line(f, '-----');
PERFORM utl_file.new_line(f, 2);
PERFORM utl_file.put_line(f, '-----');
PERFORM utl_file.put(f, 'A');
PERFORM utl_file.put(f, 'B');
PERFORM utl_file.new_line(f);
PERFORM utl_file.putf(f, '[1=%s, 2=%s, 3=%s, 4=%s, 5=%s]', '1', '2', '3', '4', '5');
PERFORM utl_file.new_line(f);
PERFORM utl_file.put_line(f, '1234567890');
f := utl_file.fclose(f);
END;
$$ LANGUAGE plpgsql;
/* Test functions utl_file.fflush(utl_file.file_type) and
* utl_file.get_nextline(utl_file.file_type)
* This function tests the positive test case of fflush by reading from the
* file after flushing the contents to the file.
*/
CREATE OR REPLACE FUNCTION checkFlushFile(dir text) RETURNS void AS $$
DECLARE
f utl_file.file_type;
f1 utl_file.file_type;
ret_val text;
i integer;
BEGIN
f := utl_file.fopen(dir, 'regressflush_orafce.txt', 'a');
PERFORM utl_file.put_line(f, 'ABC');
PERFORM utl_file.new_line(f);
PERFORM utl_file.put_line(f, '123'::numeric);
PERFORM utl_file.new_line(f);
PERFORM utl_file.putf(f, '[1=%s, 2=%s, 3=%s, 4=%s, 5=%s]', '1', '2', '3', '4', '5');
PERFORM utl_file.fflush(f);
f1 := utl_file.fopen(dir, 'regressflush_orafce.txt', 'r');
ret_val=utl_file.get_nextline(f1);
i:=1;
WHILE ret_val IS NOT NULL LOOP
RAISE NOTICE '[%] >>%<<', i,ret_val;
ret_val := utl_file.get_nextline(f1);
i:=i+1;
END LOOP;
RAISE NOTICE '>>%<<', ret_val;
f1 := utl_file.fclose(f1);
f := utl_file.fclose(f);
END;
$$ LANGUAGE plpgsql;
CREATE OR REPLACE FUNCTION read_file(dir text) RETURNS void AS $$
DECLARE
f utl_file.file_type;
BEGIN
f := utl_file.fopen(dir, 'regress_orafce.txt', 'r');
FOR i IN 1..11 LOOP
RAISE NOTICE '[%] >>%<<', i, utl_file.get_line(f);
END LOOP;
RAISE NOTICE '>>%<<', utl_file.get_line(f, 4);
RAISE NOTICE '>>%<<', utl_file.get_line(f, 4);
RAISE NOTICE '>>%<<', utl_file.get_line(f);
RAISE NOTICE '>>%<<', utl_file.get_line(f);
EXCEPTION
-- WHEN no_data_found THEN, 8.1 plpgsql doesn't know no_data_found
WHEN others THEN
RAISE NOTICE 'finish % ', sqlerrm;
RAISE NOTICE 'is_open = %', utl_file.is_open(f);
PERFORM utl_file.fclose_all();
RAISE NOTICE 'is_open = %', utl_file.is_open(f);
END;
$$ LANGUAGE plpgsql;
SELECT EXISTS(SELECT * FROM pg_catalog.pg_class where relname='utl_file_dir') AS exists;
exists
--------
t
(1 row)
SELECT EXISTS(SELECT * FROM pg_catalog.pg_type where typname='file_type') AS exists;
exists
--------
t
(1 row)
-- Trying to access a file in path not registered
SELECT utl_file.fopen(utl_file.tmpdir(),'sample.txt','r');
ERROR: UTL_FILE_INVALID_PATH
-- Trying to access file in a non-existent directory
INSERT INTO utl_file.utl_file_dir(dir) VALUES('test_tmp_dir');
SELECT utl_file.fopen('test_tmp_dir','file.txt.','w');
ERROR: UTL_FILE_INVALID_PATH
DELETE FROM utl_file.utl_file_dir WHERE dir LIKE 'test_tmp_dir';
-- Add tmpdir() to utl_file_dir table
INSERT INTO utl_file.utl_file_dir(dir) VALUES(utl_file.tmpdir());
SELECT count(*) from utl_file.utl_file_dir where dir <> '';
count
-------
1
(1 row)
-- Trying to access non-existent file
SELECT utl_file.fopen(utl_file.tmpdir(),'non_existent_file.txt','r');
ERROR: UTL_FILE_INVALID_PATH
--Other test cases
--run this under unprivileged user
CREATE ROLE regress_test_role_files LOGIN;
SET ROLE TO regress_test_role_files;
-- should to fail, unpriviliged user cannot to change utl_file_dir
INSERT INTO utl_file.utl_file_dir(dir) VALUES('test_tmp_dir');
ERROR: permission denied for table utl_file_dir
SELECT gen_file(utl_file.tmpdir());
gen_file
----------
(1 row)
SELECT fexists FROM utl_file.fgetattr(utl_file.tmpdir(), 'regress_orafce.txt');
fexists
---------
t
(1 row)
SELECT utl_file.fcopy(utl_file.tmpdir(), 'regress_orafce.txt', utl_file.tmpdir(), 'regress_orafce2.txt');
fcopy
-------
(1 row)
SELECT fexists FROM utl_file.fgetattr(utl_file.tmpdir(), 'regress_orafce2.txt');
fexists
---------
t
(1 row)
SELECT utl_file.frename(utl_file.tmpdir(), 'regress_orafce2.txt', utl_file.tmpdir(), 'regress_orafce.txt', true);
frename
---------
(1 row)
SELECT fexists FROM utl_file.fgetattr(utl_file.tmpdir(), 'regress_orafce.txt');
fexists
---------
t
(1 row)
SELECT fexists FROM utl_file.fgetattr(utl_file.tmpdir(), 'regress_orafce2.txt');
fexists
---------
f
(1 row)
SELECT read_file(utl_file.tmpdir());
NOTICE: [1] >>ABC<<
NOTICE: [2] >>123<<
NOTICE: [3] >>-----<<
NOTICE: [4] >><<
NOTICE: [5] >>-----<<
NOTICE: [6] >>-----<<
NOTICE: [7] >><<
NOTICE: [8] >><<
NOTICE: [9] >>-----<<
NOTICE: [10] >>AB<<
NOTICE: [11] >>[1=1, 2=2, 3=3, 4=4, 5=5]<<
NOTICE: >>1234<<
NOTICE: >>5678<<
NOTICE: >>90<<
NOTICE: finish no data found
NOTICE: is_open = t
NOTICE: is_open = f
read_file
-----------
(1 row)
SELECT utl_file.fremove(utl_file.tmpdir(), 'regress_orafce.txt');
fremove
---------
(1 row)
SELECT fexists FROM utl_file.fgetattr(utl_file.tmpdir(), 'regress_orafce.txt');
fexists
---------
f
(1 row)
SELECT checkFlushFile(utl_file.tmpdir());
NOTICE: [1] >>ABC<<
NOTICE: [2] >><<
NOTICE: [3] >>123<<
NOTICE: [4] >><<
NOTICE: [5] >>[1=1, 2=2, 3=3, 4=4, 5=5]<<
NOTICE: >><NULL><<
checkflushfile
----------------
(1 row)
SELECT utl_file.fremove(utl_file.tmpdir(), 'regressflush_orafce.txt');
fremove
---------
(1 row)
SET ROLE TO DEFAULT;
DROP FUNCTION checkFlushFile(text);
DELETE FROM utl_file.utl_file_dir;
-- try to use named directory
INSERT INTO utl_file.utl_file_dir(dir, dirname) VALUES(utl_file.tmpdir(), 'TMPDIR');
SELECT gen_file('TMPDIR');
gen_file
----------
(1 row)
SELECT read_file('TMPDIR');
NOTICE: [1] >>ABC<<
NOTICE: [2] >>123<<
NOTICE: [3] >>-----<<
NOTICE: [4] >><<
NOTICE: [5] >>-----<<
NOTICE: [6] >>-----<<
NOTICE: [7] >><<
NOTICE: [8] >><<
NOTICE: [9] >>-----<<
NOTICE: [10] >>AB<<
NOTICE: [11] >>[1=1, 2=2, 3=3, 4=4, 5=5]<<
NOTICE: >>1234<<
NOTICE: >>5678<<
NOTICE: >>90<<
NOTICE: finish no data found
NOTICE: is_open = t
NOTICE: is_open = f
read_file
-----------
(1 row)
SELECT utl_file.fremove('TMPDIR', 'regress_orafce.txt');
fremove
---------
(1 row)
DROP FUNCTION gen_file(text);
DROP FUNCTION read_file(text);
DELETE FROM utl_file.utl_file_dir;
-- reconnect
\c
SET ROLE TO regress_test_role_files;
-- use any function from orafce, should not to fail
SELECT oracle.add_months('2024-05-20', 1);
add_months
--------------------------
Thu Jun 20 00:00:00 2024
(1 row)
SET ROLE TO DEFAULT;
DROP ROLE regress_test_role_files;
|
