/usr/share/pgadmin3/pgagent.sql is in pgagent 3.4.0-3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553 554 555 556 557 558 559 560 561 562 563 564 565 566 567 568 569 570 571 572 573 574 575 576 577 578 579 580 581 582 583 584 585 586 587 588 589 590 591 592 593 594 595 596 597 598 599 600 601 602 603 604 605 606 607 608 609 610 611 612 613 614 615 616 617 618 619 620 621 622 623 624 625 626 627 628 629 630 631 632 633 634 635 636 637 638 639 640 641 642 643 644 645 646 647 648 649 650 651 652 653 654 655 656 657 658 659 660 661 662 663 664 665 666 | /*
// pgAgent - PostgreSQL Tools
//
// Copyright (C) 2002 - 2014 The pgAdmin Development Team
// This software is released under the PostgreSQL Licence
//
// pgagent.sql - pgAgent tables and functions
//
*/
BEGIN TRANSACTION;
CREATE SCHEMA pgagent;
COMMENT ON SCHEMA pgagent IS 'pgAgent system tables';
CREATE TABLE pgagent.pga_jobagent (
jagpid int4 NOT NULL PRIMARY KEY,
jaglogintime timestamptz NOT NULL DEFAULT current_timestamp,
jagstation text NOT NULL
) WITHOUT OIDS;
COMMENT ON TABLE pgagent.pga_jobagent IS 'Active job agents';
CREATE TABLE pgagent.pga_jobclass (
jclid serial NOT NULL PRIMARY KEY,
jclname text NOT NULL
) WITHOUT OIDS;
CREATE UNIQUE INDEX pga_jobclass_name ON pgagent.pga_jobclass(jclname);
COMMENT ON TABLE pgagent.pga_jobclass IS 'Job classification';
INSERT INTO pgagent.pga_jobclass (jclname) VALUES ('Routine Maintenance');
INSERT INTO pgagent.pga_jobclass (jclname) VALUES ('Data Import');
INSERT INTO pgagent.pga_jobclass (jclname) VALUES ('Data Export');
INSERT INTO pgagent.pga_jobclass (jclname) VALUES ('Data Summarisation');
INSERT INTO pgagent.pga_jobclass (jclname) VALUES ('Miscellaneous');
-- Be sure to update pg_extension_config_dump() below and in
-- pgagent--unpackaged--3.4.sql when adding new classes.
CREATE TABLE pgagent.pga_job (
jobid serial NOT NULL PRIMARY KEY,
jobjclid int4 NOT NULL REFERENCES pgagent.pga_jobclass (jclid) ON DELETE RESTRICT ON UPDATE RESTRICT,
jobname text NOT NULL,
jobdesc text NOT NULL DEFAULT '',
jobhostagent text NOT NULL DEFAULT '',
jobenabled bool NOT NULL DEFAULT true,
jobcreated timestamptz NOT NULL DEFAULT current_timestamp,
jobchanged timestamptz NOT NULL DEFAULT current_timestamp,
jobagentid int4 NULL REFERENCES pgagent.pga_jobagent(jagpid) ON DELETE SET NULL ON UPDATE RESTRICT,
jobnextrun timestamptz NULL,
joblastrun timestamptz NULL
) WITHOUT OIDS;
COMMENT ON TABLE pgagent.pga_job IS 'Job main entry';
COMMENT ON COLUMN pgagent.pga_job.jobagentid IS 'Agent that currently executes this job.';
CREATE TABLE pgagent.pga_jobstep (
jstid serial NOT NULL PRIMARY KEY,
jstjobid int4 NOT NULL REFERENCES pgagent.pga_job (jobid) ON DELETE CASCADE ON UPDATE RESTRICT,
jstname text NOT NULL,
jstdesc text NOT NULL DEFAULT '',
jstenabled bool NOT NULL DEFAULT true,
jstkind char NOT NULL CHECK (jstkind IN ('b', 's')), -- batch, sql
jstcode text NOT NULL,
jstconnstr text NOT NULL DEFAULT '' CHECK ((jstconnstr != '' AND jstkind = 's' ) OR (jstconnstr = '' AND (jstkind = 'b' OR jstdbname != ''))),
jstdbname name NOT NULL DEFAULT '' CHECK ((jstdbname != '' AND jstkind = 's' ) OR (jstdbname = '' AND (jstkind = 'b' OR jstconnstr != ''))),
jstonerror char NOT NULL CHECK (jstonerror IN ('f', 's', 'i')) DEFAULT 'f', -- fail, success, ignore
jscnextrun timestamptz NULL
) WITHOUT OIDS;
CREATE INDEX pga_jobstep_jobid ON pgagent.pga_jobstep(jstjobid);
COMMENT ON TABLE pgagent.pga_jobstep IS 'Job step to be executed';
COMMENT ON COLUMN pgagent.pga_jobstep.jstkind IS 'Kind of jobstep: s=sql, b=batch';
COMMENT ON COLUMN pgagent.pga_jobstep.jstonerror IS 'What to do if step returns an error: f=fail the job, s=mark step as succeeded and continue, i=mark as fail but ignore it and proceed';
CREATE TABLE pgagent.pga_schedule (
jscid serial NOT NULL PRIMARY KEY,
jscjobid int4 NOT NULL REFERENCES pgagent.pga_job (jobid) ON DELETE CASCADE ON UPDATE RESTRICT,
jscname text NOT NULL,
jscdesc text NOT NULL DEFAULT '',
jscenabled bool NOT NULL DEFAULT true,
jscstart timestamptz NOT NULL DEFAULT current_timestamp,
jscend timestamptz NULL,
jscminutes bool[60] NOT NULL DEFAULT '{f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f}',
jschours bool[24] NOT NULL DEFAULT '{f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f}',
jscweekdays bool[7] NOT NULL DEFAULT '{f,f,f,f,f,f,f}',
jscmonthdays bool[32] NOT NULL DEFAULT '{f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f}',
jscmonths bool[12] NOT NULL DEFAULT '{f,f,f,f,f,f,f,f,f,f,f,f}',
CONSTRAINT pga_schedule_jscminutes_size CHECK (array_upper(jscminutes, 1) = 60),
CONSTRAINT pga_schedule_jschours_size CHECK (array_upper(jschours, 1) = 24),
CONSTRAINT pga_schedule_jscweekdays_size CHECK (array_upper(jscweekdays, 1) = 7),
CONSTRAINT pga_schedule_jscmonthdays_size CHECK (array_upper(jscmonthdays, 1) = 32),
CONSTRAINT pga_schedule_jscmonths_size CHECK (array_upper(jscmonths, 1) = 12)
) WITHOUT OIDS;
CREATE INDEX pga_jobschedule_jobid ON pgagent.pga_schedule(jscjobid);
COMMENT ON TABLE pgagent.pga_schedule IS 'Schedule for a job';
CREATE TABLE pgagent.pga_exception (
jexid serial NOT NULL PRIMARY KEY,
jexscid int4 NOT NULL REFERENCES pgagent.pga_schedule (jscid) ON DELETE CASCADE ON UPDATE RESTRICT,
jexdate date NULL,
jextime time NULL
)
WITHOUT OIDS;
CREATE INDEX pga_exception_jexscid ON pgagent.pga_exception (jexscid);
CREATE UNIQUE INDEX pga_exception_datetime ON pgagent.pga_exception (jexdate, jextime);
COMMENT ON TABLE pgagent.pga_schedule IS 'Job schedule exceptions';
CREATE TABLE pgagent.pga_joblog (
jlgid serial NOT NULL PRIMARY KEY,
jlgjobid int4 NOT NULL REFERENCES pgagent.pga_job (jobid) ON DELETE CASCADE ON UPDATE RESTRICT,
jlgstatus char NOT NULL CHECK (jlgstatus IN ('r', 's', 'f', 'i', 'd')) DEFAULT 'r', -- running, success, failed, internal failure, aborted
jlgstart timestamptz NOT NULL DEFAULT current_timestamp,
jlgduration interval NULL
) WITHOUT OIDS;
CREATE INDEX pga_joblog_jobid ON pgagent.pga_joblog(jlgjobid);
COMMENT ON TABLE pgagent.pga_joblog IS 'Job run logs.';
COMMENT ON COLUMN pgagent.pga_joblog.jlgstatus IS 'Status of job: r=running, s=successfully finished, f=failed, i=no steps to execute, d=aborted';
CREATE TABLE pgagent.pga_jobsteplog (
jslid serial NOT NULL PRIMARY KEY,
jsljlgid int4 NOT NULL REFERENCES pgagent.pga_joblog (jlgid) ON DELETE CASCADE ON UPDATE RESTRICT,
jsljstid int4 NOT NULL REFERENCES pgagent.pga_jobstep (jstid) ON DELETE CASCADE ON UPDATE RESTRICT,
jslstatus char NOT NULL CHECK (jslstatus IN ('r', 's', 'i', 'f', 'd')) DEFAULT 'r', -- running, success, ignored, failed, aborted
jslresult int4 NULL,
jslstart timestamptz NOT NULL DEFAULT current_timestamp,
jslduration interval NULL,
jsloutput text
) WITHOUT OIDS;
CREATE INDEX pga_jobsteplog_jslid ON pgagent.pga_jobsteplog(jsljlgid);
COMMENT ON TABLE pgagent.pga_jobsteplog IS 'Job step run logs.';
COMMENT ON COLUMN pgagent.pga_jobsteplog.jslstatus IS 'Status of job step: r=running, s=successfully finished, f=failed stopping job, i=ignored failure, d=aborted';
COMMENT ON COLUMN pgagent.pga_jobsteplog.jslresult IS 'Return code of job step';
CREATE OR REPLACE FUNCTION pgagent.pgagent_schema_version() RETURNS int2 AS '
BEGIN
-- RETURNS PGAGENT MAJOR VERSION
-- WE WILL CHANGE THE MAJOR VERSION, ONLY IF THERE IS A SCHEMA CHANGE
RETURN 3;
END;
' LANGUAGE 'plpgsql' VOLATILE;
CREATE OR REPLACE FUNCTION pgagent.pga_next_schedule(int4, timestamptz, timestamptz, _bool, _bool, _bool, _bool, _bool) RETURNS timestamptz AS '
DECLARE
jscid ALIAS FOR $1;
jscstart ALIAS FOR $2;
jscend ALIAS FOR $3;
jscminutes ALIAS FOR $4;
jschours ALIAS FOR $5;
jscweekdays ALIAS FOR $6;
jscmonthdays ALIAS FOR $7;
jscmonths ALIAS FOR $8;
nextrun timestamp := ''1970-01-01 00:00:00-00'';
runafter timestamp := ''1970-01-01 00:00:00-00'';
bingo bool := FALSE;
gotit bool := FALSE;
foundval bool := FALSE;
daytweak bool := FALSE;
minutetweak bool := FALSE;
i int2 := 0;
d int2 := 0;
nextminute int2 := 0;
nexthour int2 := 0;
nextday int2 := 0;
nextmonth int2 := 0;
nextyear int2 := 0;
BEGIN
-- No valid start date has been specified
IF jscstart IS NULL THEN RETURN NULL; END IF;
-- The schedule is past its end date
IF jscend IS NOT NULL AND jscend < now() THEN RETURN NULL; END IF;
-- Get the time to find the next run after. It will just be the later of
-- now() + 1m and the start date for the time being, however, we might want to
-- do more complex things using this value in the future.
IF date_trunc(''MINUTE'', jscstart) > date_trunc(''MINUTE'', (now() + ''1 Minute''::interval)) THEN
runafter := date_trunc(''MINUTE'', jscstart);
ELSE
runafter := date_trunc(''MINUTE'', (now() + ''1 Minute''::interval));
END IF;
--
-- Enter a loop, generating next run timestamps until we find one
-- that falls on the required weekday, and is not matched by an exception
--
WHILE bingo = FALSE LOOP
--
-- Get the next run year
--
nextyear := date_part(''YEAR'', runafter);
--
-- Get the next run month
--
nextmonth := date_part(''MONTH'', runafter);
gotit := FALSE;
FOR i IN (nextmonth) .. 12 LOOP
IF jscmonths[i] = TRUE THEN
nextmonth := i;
gotit := TRUE;
foundval := TRUE;
EXIT;
END IF;
END LOOP;
IF gotit = FALSE THEN
FOR i IN 1 .. (nextmonth - 1) LOOP
IF jscmonths[i] = TRUE THEN
nextmonth := i;
-- Wrap into next year
nextyear := nextyear + 1;
gotit := TRUE;
foundval := TRUE;
EXIT;
END IF;
END LOOP;
END IF;
--
-- Get the next run day
--
-- If the year, or month have incremented, get the lowest day,
-- otherwise look for the next day matching or after today.
IF (nextyear > date_part(''YEAR'', runafter) OR nextmonth > date_part(''MONTH'', runafter)) THEN
nextday := 1;
FOR i IN 1 .. 32 LOOP
IF jscmonthdays[i] = TRUE THEN
nextday := i;
foundval := TRUE;
EXIT;
END IF;
END LOOP;
ELSE
nextday := date_part(''DAY'', runafter);
gotit := FALSE;
FOR i IN nextday .. 32 LOOP
IF jscmonthdays[i] = TRUE THEN
nextday := i;
gotit := TRUE;
foundval := TRUE;
EXIT;
END IF;
END LOOP;
IF gotit = FALSE THEN
FOR i IN 1 .. (nextday - 1) LOOP
IF jscmonthdays[i] = TRUE THEN
nextday := i;
-- Wrap into next month
IF nextmonth = 12 THEN
nextyear := nextyear + 1;
nextmonth := 1;
ELSE
nextmonth := nextmonth + 1;
END IF;
gotit := TRUE;
foundval := TRUE;
EXIT;
END IF;
END LOOP;
END IF;
END IF;
-- Was the last day flag selected?
IF nextday = 32 THEN
IF nextmonth = 1 THEN
nextday := 31;
ELSIF nextmonth = 2 THEN
IF pgagent.pga_is_leap_year(nextyear) = TRUE THEN
nextday := 29;
ELSE
nextday := 28;
END IF;
ELSIF nextmonth = 3 THEN
nextday := 31;
ELSIF nextmonth = 4 THEN
nextday := 30;
ELSIF nextmonth = 5 THEN
nextday := 31;
ELSIF nextmonth = 6 THEN
nextday := 30;
ELSIF nextmonth = 7 THEN
nextday := 31;
ELSIF nextmonth = 8 THEN
nextday := 31;
ELSIF nextmonth = 9 THEN
nextday := 30;
ELSIF nextmonth = 10 THEN
nextday := 31;
ELSIF nextmonth = 11 THEN
nextday := 30;
ELSIF nextmonth = 12 THEN
nextday := 31;
END IF;
END IF;
--
-- Get the next run hour
--
-- If the year, month or day have incremented, get the lowest hour,
-- otherwise look for the next hour matching or after the current one.
IF (nextyear > date_part(''YEAR'', runafter) OR nextmonth > date_part(''MONTH'', runafter) OR nextday > date_part(''DAY'', runafter) OR daytweak = TRUE) THEN
nexthour := 0;
FOR i IN 1 .. 24 LOOP
IF jschours[i] = TRUE THEN
nexthour := i - 1;
foundval := TRUE;
EXIT;
END IF;
END LOOP;
ELSE
nexthour := date_part(''HOUR'', runafter);
gotit := FALSE;
FOR i IN (nexthour + 1) .. 24 LOOP
IF jschours[i] = TRUE THEN
nexthour := i - 1;
gotit := TRUE;
foundval := TRUE;
EXIT;
END IF;
END LOOP;
IF gotit = FALSE THEN
FOR i IN 1 .. nexthour LOOP
IF jschours[i] = TRUE THEN
nexthour := i - 1;
-- Wrap into next month
IF (nextmonth = 1 OR nextmonth = 3 OR nextmonth = 5 OR nextmonth = 7 OR nextmonth = 8 OR nextmonth = 10 OR nextmonth = 12) THEN
d = 31;
ELSIF (nextmonth = 4 OR nextmonth = 6 OR nextmonth = 9 OR nextmonth = 11) THEN
d = 30;
ELSE
IF pgagent.pga_is_leap_year(nextyear) = TRUE THEN
d := 29;
ELSE
d := 28;
END IF;
END IF;
IF nextday = d THEN
nextday := 1;
IF nextmonth = 12 THEN
nextyear := nextyear + 1;
nextmonth := 1;
ELSE
nextmonth := nextmonth + 1;
END IF;
ELSE
nextday := nextday + 1;
END IF;
gotit := TRUE;
foundval := TRUE;
EXIT;
END IF;
END LOOP;
END IF;
END IF;
--
-- Get the next run minute
--
-- If the year, month day or hour have incremented, get the lowest minute,
-- otherwise look for the next minute matching or after the current one.
IF (nextyear > date_part(''YEAR'', runafter) OR nextmonth > date_part(''MONTH'', runafter) OR nextday > date_part(''DAY'', runafter) OR nexthour > date_part(''HOUR'', runafter) OR daytweak = TRUE) THEN
nextminute := 0;
IF minutetweak = TRUE THEN
d := 1;
ELSE
d := date_part(''YEAR'', runafter)::int2;
END IF;
FOR i IN d .. 60 LOOP
IF jscminutes[i] = TRUE THEN
nextminute := i - 1;
foundval := TRUE;
EXIT;
END IF;
END LOOP;
ELSE
nextminute := date_part(''MINUTE'', runafter);
gotit := FALSE;
FOR i IN (nextminute + 1) .. 60 LOOP
IF jscminutes[i] = TRUE THEN
nextminute := i - 1;
gotit := TRUE;
foundval := TRUE;
EXIT;
END IF;
END LOOP;
IF gotit = FALSE THEN
FOR i IN 1 .. nextminute LOOP
IF jscminutes[i] = TRUE THEN
nextminute := i - 1;
-- Wrap into next hour
IF (nextmonth = 1 OR nextmonth = 3 OR nextmonth = 5 OR nextmonth = 7 OR nextmonth = 8 OR nextmonth = 10 OR nextmonth = 12) THEN
d = 31;
ELSIF (nextmonth = 4 OR nextmonth = 6 OR nextmonth = 9 OR nextmonth = 11) THEN
d = 30;
ELSE
IF pgagent.pga_is_leap_year(nextyear) = TRUE THEN
d := 29;
ELSE
d := 28;
END IF;
END IF;
IF nexthour = 23 THEN
nexthour = 0;
IF nextday = d THEN
nextday := 1;
IF nextmonth = 12 THEN
nextyear := nextyear + 1;
nextmonth := 1;
ELSE
nextmonth := nextmonth + 1;
END IF;
ELSE
nextday := nextday + 1;
END IF;
ELSE
nexthour := nexthour + 1;
END IF;
gotit := TRUE;
foundval := TRUE;
EXIT;
END IF;
END LOOP;
END IF;
END IF;
-- Build the result, and check it is not the same as runafter - this may
-- happen if all array entries are set to false. In this case, add a minute.
nextrun := (nextyear::varchar || ''-''::varchar || nextmonth::varchar || ''-'' || nextday::varchar || '' '' || nexthour::varchar || '':'' || nextminute::varchar)::timestamptz;
IF nextrun = runafter AND foundval = FALSE THEN
nextrun := nextrun + INTERVAL ''1 Minute'';
END IF;
-- If the result is past the end date, exit.
IF nextrun > jscend THEN
RETURN NULL;
END IF;
-- Check to ensure that the nextrun time is actually still valid. Its
-- possible that wrapped values may have carried the nextrun onto an
-- invalid time or date.
IF ((jscminutes = ''{f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f}'' OR jscminutes[date_part(''MINUTE'', nextrun) + 1] = TRUE) AND
(jschours = ''{f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f}'' OR jschours[date_part(''HOUR'', nextrun) + 1] = TRUE) AND
(jscmonthdays = ''{f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f}'' OR jscmonthdays[date_part(''DAY'', nextrun)] = TRUE OR
(jscmonthdays = ''{f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,t}'' AND
((date_part(''MONTH'', nextrun) IN (1,3,5,7,8,10,12) AND date_part(''DAY'', nextrun) = 31) OR
(date_part(''MONTH'', nextrun) IN (4,6,9,11) AND date_part(''DAY'', nextrun) = 30) OR
(date_part(''MONTH'', nextrun) = 2 AND ((pgagent.pga_is_leap_year(date_part(''DAY'', nextrun)::int2) AND date_part(''DAY'', nextrun) = 29) OR date_part(''DAY'', nextrun) = 28))))) AND
(jscmonths = ''{f,f,f,f,f,f,f,f,f,f,f,f}'' OR jscmonths[date_part(''MONTH'', nextrun)] = TRUE)) THEN
-- Now, check to see if the nextrun time found is a) on an acceptable
-- weekday, and b) not matched by an exception. If not, set
-- runafter = nextrun and try again.
-- Check for a wildcard weekday
gotit := FALSE;
FOR i IN 1 .. 7 LOOP
IF jscweekdays[i] = TRUE THEN
gotit := TRUE;
EXIT;
END IF;
END LOOP;
-- OK, is the correct weekday selected, or a wildcard?
IF (jscweekdays[date_part(''DOW'', nextrun) + 1] = TRUE OR gotit = FALSE) THEN
-- Check for exceptions
SELECT INTO d jexid FROM pgagent.pga_exception WHERE jexscid = jscid AND ((jexdate = nextrun::date AND jextime = nextrun::time) OR (jexdate = nextrun::date AND jextime IS NULL) OR (jexdate IS NULL AND jextime = nextrun::time));
IF FOUND THEN
-- Nuts - found an exception. Increment the time and try again
runafter := nextrun + INTERVAL ''1 Minute'';
bingo := FALSE;
minutetweak := TRUE;
daytweak := FALSE;
ELSE
bingo := TRUE;
END IF;
ELSE
-- We''re on the wrong week day - increment a day and try again.
runafter := nextrun + INTERVAL ''1 Day'';
bingo := FALSE;
minutetweak := FALSE;
daytweak := TRUE;
END IF;
ELSE
runafter := nextrun + INTERVAL ''1 Minute'';
bingo := FALSE;
minutetweak := TRUE;
daytweak := FALSE;
END IF;
END LOOP;
RETURN nextrun;
END;
' LANGUAGE 'plpgsql' VOLATILE;
COMMENT ON FUNCTION pgagent.pga_next_schedule(int4, timestamptz, timestamptz, _bool, _bool, _bool, _bool, _bool) IS 'Calculates the next runtime for a given schedule';
--
-- Test code
--
-- SELECT pgagent.pga_next_schedule(
-- 2, -- Schedule ID
-- '2005-01-01 00:00:00', -- Start date
-- '2006-10-01 00:00:00', -- End date
-- '{f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f}', -- Minutes
-- '{f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f}', -- Hours
-- '{f,f,f,f,f,f,f}', -- Weekdays
-- '{f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f,f}', -- Monthdays
-- '{f,f,f,f,f,f,f,f,f,f,f,f}' -- Months
-- );
CREATE OR REPLACE FUNCTION pgagent.pga_is_leap_year(int2) RETURNS bool AS '
BEGIN
IF $1 % 4 != 0 THEN
RETURN FALSE;
END IF;
IF $1 % 100 != 0 THEN
RETURN TRUE;
END IF;
RETURN $1 % 400 = 0;
END;
' LANGUAGE 'plpgsql' IMMUTABLE;
COMMENT ON FUNCTION pgagent.pga_is_leap_year(int2) IS 'Returns TRUE if $1 is a leap year';
CREATE OR REPLACE FUNCTION pgagent.pga_job_trigger()
RETURNS "trigger" AS
'
BEGIN
IF NEW.jobenabled THEN
IF NEW.jobnextrun IS NULL THEN
SELECT INTO NEW.jobnextrun
MIN(pgagent.pga_next_schedule(jscid, jscstart, jscend, jscminutes, jschours, jscweekdays, jscmonthdays, jscmonths))
FROM pgagent.pga_schedule
WHERE jscenabled AND jscjobid=OLD.jobid;
END IF;
ELSE
NEW.jobnextrun := NULL;
END IF;
RETURN NEW;
END;
'
LANGUAGE 'plpgsql' VOLATILE;
COMMENT ON FUNCTION pgagent.pga_job_trigger() IS 'Update the job''s next run time.';
CREATE TRIGGER pga_job_trigger BEFORE UPDATE
ON pgagent.pga_job FOR EACH ROW
EXECUTE PROCEDURE pgagent.pga_job_trigger();
COMMENT ON TRIGGER pga_job_trigger ON pgagent.pga_job IS 'Update the job''s next run time.';
CREATE OR REPLACE FUNCTION pgagent.pga_schedule_trigger() RETURNS trigger AS '
BEGIN
IF TG_OP = ''DELETE'' THEN
-- update pga_job from remaining schedules
-- the actual calculation of jobnextrun will be performed in the trigger
UPDATE pgagent.pga_job
SET jobnextrun = NULL
WHERE jobenabled AND jobid=OLD.jscjobid;
RETURN OLD;
ELSE
UPDATE pgagent.pga_job
SET jobnextrun = NULL
WHERE jobenabled AND jobid=NEW.jscjobid;
RETURN NEW;
END IF;
END;
' LANGUAGE 'plpgsql';
COMMENT ON FUNCTION pgagent.pga_schedule_trigger() IS 'Update the job''s next run time whenever a schedule changes';
CREATE TRIGGER pga_schedule_trigger AFTER INSERT OR UPDATE OR DELETE
ON pgagent.pga_schedule FOR EACH ROW
EXECUTE PROCEDURE pgagent.pga_schedule_trigger();
COMMENT ON TRIGGER pga_schedule_trigger ON pgagent.pga_schedule IS 'Update the job''s next run time whenever a schedule changes';
CREATE OR REPLACE FUNCTION pgagent.pga_exception_trigger() RETURNS "trigger" AS '
DECLARE
v_jobid int4 := 0;
BEGIN
IF TG_OP = ''DELETE'' THEN
SELECT INTO v_jobid jscjobid FROM pgagent.pga_schedule WHERE jscid = OLD.jexscid;
-- update pga_job from remaining schedules
-- the actual calculation of jobnextrun will be performed in the trigger
UPDATE pgagent.pga_job
SET jobnextrun = NULL
WHERE jobenabled AND jobid = v_jobid;
RETURN OLD;
ELSE
SELECT INTO v_jobid jscjobid FROM pgagent.pga_schedule WHERE jscid = NEW.jexscid;
UPDATE pgagent.pga_job
SET jobnextrun = NULL
WHERE jobenabled AND jobid = v_jobid;
RETURN NEW;
END IF;
END;
' LANGUAGE 'plpgsql' VOLATILE;
COMMENT ON FUNCTION pgagent.pga_exception_trigger() IS 'Update the job''s next run time whenever an exception changes';
CREATE TRIGGER pga_exception_trigger AFTER INSERT OR UPDATE OR DELETE
ON pgagent.pga_exception FOR EACH ROW
EXECUTE PROCEDURE pgagent.pga_exception_trigger();
COMMENT ON TRIGGER pga_exception_trigger ON pgagent.pga_exception IS 'Update the job''s next run time whenever an exception changes';
-- Extension dump support.
-- EXT SELECT pg_catalog.pg_extension_config_dump('pga_jobagent', '');
-- EXT SELECT pg_catalog.pg_extension_config_dump('pga_jobclass', $$WHERE jclname NOT IN ('Routine Maintenance', 'Data Import', 'Data Export', 'Data Summarisation', 'Miscellaneous')$$);
-- EXT SELECT pg_catalog.pg_extension_config_dump('pga_job', '');
-- EXT SELECT pg_catalog.pg_extension_config_dump('pga_jobstep', '');
-- EXT SELECT pg_catalog.pg_extension_config_dump('pga_schedule', '');
-- EXT SELECT pg_catalog.pg_extension_config_dump('pga_exception', '');
-- EXT SELECT pg_catalog.pg_extension_config_dump('pga_joblog', '');
-- EXT SELECT pg_catalog.pg_extension_config_dump('pga_jobsteplog', '');
COMMIT TRANSACTION;
|