testbench: add test to check omfile handling of unwritable files

This commit is contained in:
Rainer Gerhards 2016-06-21 08:44:10 +02:00
parent b7f453335b
commit 7466ec1d81
3 changed files with 51 additions and 2 deletions

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@ -16,7 +16,7 @@
*
* Part of the testbench for rsyslog.
*
* Copyright 2009-2014 Rainer Gerhards and Adiscon GmbH.
* Copyright 2009-2016 Rainer Gerhards and Adiscon GmbH.
*
* This file is part of rsyslog.
*
@ -224,7 +224,10 @@ breakIF:
printf("info: had %d duplicates (this is no error)\n", nDups);
if(!reachedEOF) {
printf("end of processing, but NOT end of file!\n");
printf("end of processing, but NOT end of file! First line of extra data is:\n");
for(c = fgetc(fp) ; c != '\n' && c != EOF ; c = fgetc(fp))
putchar(c);
putchar('\n');
exit(1);
}

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@ -341,6 +341,13 @@ case $1 in
. $srcdir/diag.sh error-exit 1
fi
;;
'presort') # sort the output file just like we normally do it, but do not call
# seqchk. This is needed for some operations where we need the sort
# result for some preprocessing. Note that a later seqchk will sort
# again, but that's not an issue.
rm -f work
$RS_SORTCMD -g < rsyslog.out.log > work
;;
'seq-check') # do the usual sequence check to see if everything was properly received. $2 is the instance.
rm -f work
cp rsyslog.out.log work-presort

39
tests/omfile-read-only.sh Executable file
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@ -0,0 +1,39 @@
#!/bin/bash
# addd 2016-06-16 by RGerhards, released under ASL 2.0
messages=20000 # how many messages to inject?
# Note: we need to inject a somewhat larger nubmer of messages in order
# to ensure that we receive some messages in the actual output file,
# as batching can (validly) cause a larger loss in the non-writable
# file
. $srcdir/diag.sh init
. $srcdir/diag.sh generate-conf
. $srcdir/diag.sh add-conf '
module(load="../plugins/imtcp/.libs/imtcp")
input(type="imtcp" port="13514")
template(name="outfmt" type="string" string="%msg:F,58:2%\n")
:msg, contains, "msgnum:" {
action(type="omfile" template="outfmt" file="rsyslog2.out.log")
action(type="omfile" template="outfmt" file="rsyslog.out.log"
action.execOnlyWhenPreviousIsSuspended="on"
)
}
'
touch rsyslog2.out.log
chmod 0400 rsyslog2.out.log
ls -l rsyslog.ou*
. $srcdir/diag.sh startup
$srcdir/diag.sh injectmsg 0 $messages
. $srcdir/diag.sh shutdown-when-empty
. $srcdir/diag.sh wait-shutdown
# we know that the output file is missing some messages, but it
# MUST have some more, and these be in sequence. So we now read
# the first message number and calculate based on it what must be
# present in the output file.
. $srcdir/diag.sh presort
let firstnum=$((10#`head -n1 work`)) # work is the sorted output file
echo "info: first message expected to be number $firstnum, using that value."
. $srcdir/diag.sh seq-check $firstnum $(($messages-1))
. $srcdir/diag.sh exit