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Fix a problem that could cause a spurious SQLITE_NOMEM error when attempting

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to resume an RBU operation if the previous client failed right after
completing the incremental checkpoint. Also a "cannot vacuum wal db" error
that could occur when resuming an RBU vacuum if an error (OOM or IO error)
occurs during the incremental checkpoint.

FossilOrigin-Name: 681d96eb822e606da53700867191d4738bda20c8
This commit is contained in:
dan
2017-01-17 10:41:42 +00:00
parent c711f53f30
commit 25fd2e247b
5 changed files with 137 additions and 16 deletions
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66
ext/rbu/rbufault4.test Normal file
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# 2014 October 22
#
# The author disclaims copyright to this source code. In place of
# a legal notice, here is a blessing:
#
# May you do good and not evil.
# May you find forgiveness for yourself and forgive others.
# May you share freely, never taking more than you give.
#
#***********************************************************************
#
if {![info exists testdir]} {
set testdir [file join [file dirname [info script]] .. .. test]
}
source $testdir/tester.tcl
source $testdir/malloc_common.tcl
set ::testprefix rbufault4
for {set tn 1} {1} {incr tn} {
reset_db
do_execsql_test 1.0 {
CREATE TABLE t1(a INTEGER PRIMARY KEY, b, c);
CREATE INDEX i1b ON t1(b);
CREATE INDEX i1c ON t1(c);
INSERT INTO t1 VALUES(1, 2, 3);
INSERT INTO t1 VALUES(4, 5, 6);
}
forcedelete test.db2
sqlite3rbu_vacuum rbu test.db test.db2
for {set i 0} {$i < $tn} {incr i} { rbu step }
set rc [rbu close]
if {$rc!="SQLITE_OK"} {
if {$rc!="SQLITE_DONE"} {error $rc}
break
}
faultsim_save
do_faultsim_test $tn -faults oom-t* -prep {
faultsim_restore
} -body {
sqlite3rbu_vacuum rbu test.db test.db2
while 1 {
set rc [rbu step]
if {$rc=="SQLITE_DONE"} break
if {$rc!="SQLITE_OK"} { error $rc }
}
} -test {
catch {rbu close}
faultsim_test_result {0 {}} {1 SQLITE_NOMEM} {1 SQLITE_IOERR_NOMEM}
sqlite3rbu_vacuum rbu test.db test.db2
while {[rbu step]=="SQLITE_OK"} {}
set trc [rbu close]
if {$trc!="SQLITE_DONE"} { error "Got $trc instead of SQLITE_DONE!" }
set rc [db one {PRAGMA integrity_check}]
if {$rc!="ok"} { error "Got $rc instead of ok!" }
}
}
finish_test