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prelude-lml/prelude-lml-fix_check.patch
Thomas ANDREJAK 201dc2716b Accepting request 533322 from home:totol:branches:server:monitoring 
- Update to 4.0.0
- Rename source prelude-lml.run to prelude-lml-tmpfiles.conf 
- Clean prelude-lml.service
- Add patchs:
  - prelude-lml-fix_check.patch: Fix make check
  - prelude-lml-fix_etc_perms.patch: Fix Prelude LML dirs permissions

OBS-URL: https://build.opensuse.org/request/show/533322
OBS-URL: https://build.opensuse.org/package/show/server:monitoring/prelude-lml?expand=0&rev=12
2017-11-01 19:09:03 +00:00

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From: Thomas Andrejak <thomas.andrejak@gmail.com>
Date: 2017-10-04 07:00:00 +0100
References: http://prelude-siem.org/issues/872
Upstream: submitted
Subject: Fix make check
diff -Nru src/file-server.c src/file-server.c
--- ./src/file-server.c 2016-09-15 08:49:20.170000884 +0200
+++ ./src/file-server.c 2017-01-28 18:18:06.634761198 +0100
@@ -346,6 +346,9 @@
ssize_t ret;
struct stat st;
+ if ( config.dry_run )
+ return 0;
+
if ( fstat(fileno(monitor->metadata_fd), &st) < 0 ) {
prelude_log(PRELUDE_LOG_WARN, "fstat failed : %s.\n", strerror(errno));
return -1;
@@ -416,6 +419,9 @@
off_t offset = 0, available = 65535;
unsigned char msum[METADATA_SIZE], *sumptr = msum;
+ if ( config.dry_run )
+ return 0;
+
filename = lml_log_source_get_name(monitor->source);
ret = file_metadata_read(monitor, &offset, &sumptr);
@@ -477,6 +483,9 @@
int fd;
char file[PATH_MAX], path[PATH_MAX], *ptr;
+ if ( config.dry_run )
+ return 0;
+
strncpy(file, lml_log_source_get_name(monitor->source), sizeof(file));
while ( (ptr = strchr(file, '/')) )
diff -Nru src/prelude-lml.c src/prelude-lml.c
--- ./src/prelude-lml.c 2016-09-15 08:49:20.171000884 +0200
+++ ./src/prelude-lml.c 2017-01-28 18:19:25.373006781 +0100
@@ -361,6 +361,7 @@
ev_timer evt;
struct timeval end;
struct sigaction action;
+ const char *env;
/*
* Initialize libev.
@@ -389,7 +390,11 @@
if ( ret < 0 )
return ret;
- ret = log_plugins_init(LOG_PLUGIN_DIR, lml_root_optlist);
+ env = getenv("PRELUDE_LML_PLUGIN_DIR");
+ if ( !env )
+ env = LOG_PLUGIN_DIR;
+
+ ret = log_plugins_init(env, lml_root_optlist);
if (ret < 0)
return ret;
diff -Nru src/regex.c src/regex.c
--- ./src/regex.c 2016-09-15 08:49:20.172000884 +0200
+++ ./src/regex.c 2017-01-28 18:17:45.931222693 +0100
@@ -156,16 +156,20 @@
FILE *fd;
size_t len;
char buf[1024];
- const char *errptr;
+ const char *errptr, *env;
int line = 0, erroff;
regex_table_item_t *rt;
pcre_extra *regex_regex_extra = NULL;
char *regex, *options, *source, *plugin;
pcre *regex_regex = NULL, *source_regex = NULL;
- fd = fopen(REGEX_CONF, "r");
+ env = getenv("PRELUDE_LML_REGEX_CONF");
+ if ( !env )
+ env = REGEX_CONF;
+
+ fd = fopen(env, "r");
if ( ! fd ) {
- prelude_log(PRELUDE_LOG_ERR, "couldn't open config file %s.\n", REGEX_CONF);
+ prelude_log(PRELUDE_LOG_ERR, "couldn't open config file %s.\n", env);
return -1;
}
diff -Nru tests/Makefile.in tests/Makefile.in
--- ./tests/Makefile.in 2016-09-15 09:03:00.925000884 +0200
+++ ./tests/Makefile.in 2017-01-28 18:22:00.268558881 +0100
@@ -1362,7 +1362,10 @@
cd $(top_srcdir)/prelude-lml && make
check-am:
- $(srcdir)/loggrep.py $(top_srcdir)/plugins/pcre/ruleset/*.rules | $(top_srcdir)/src/prelude-lml --quiet --dry-run --metadata=nowrite,head --batch-mode --no-resolve --pcre --dump-unmatched --config $(srcdir)/prelude-lml.conf 2>&1 | $(GREP) -Fvf $(srcdir)/ignored
+ rm -rf plugins && mkdir plugins
+ cp $(top_srcdir)/plugins/*/.libs/*.so plugins
+ ./loggrep.py regex.test | PRELUDE_LML_PLUGIN_DIR=plugins PRELUDE_LML_REGEX_CONF=plugins.rules $(top_srcdir)/src/prelude-lml --quiet --dry-run --metadata=nowrite,head --batch-mode --no-resolve --pcre --dump-unmatched --config $(srcdir)/prelude-lml.conf 2>&1 | $(GREP) -Fvf $(srcdir)/ignored
+ rm -rf plugins
-include $(top_srcdir)/git.mk
diff -Nru tests/plugins.rules tests/plugins.rules
--- ./tests/plugins.rules 1970-01-01 01:00:00.000000000 +0100
+++ ./tests/plugins.rules 2017-01-28 18:20:24.857682680 +0100
@@ -0,0 +1 @@
+ * Pcre - *
diff -Nru tests/prelude-lml.conf tests/prelude-lml.conf
--- ./tests/prelude-lml.conf 2016-09-15 08:49:20.172000884 +0200
+++ ./tests/prelude-lml.conf 2017-01-28 18:20:30.037567378 +0100
@@ -3,51 +3,5 @@
prefix-regex = "^(?P<timestamp>.{15}) (?P<hostname>\S+) (?:(?P<process>\S+?)(?:\[(?P<pid>[0-9]+)\])?: )?"
file = -
-[format=apache]
-time-format = "%d/%b/%Y:%H:%M:%S"
-prefix-regex = "(?P<hostname>\S+) \S+ \S+ \[(?P<timestamp>.{20}) [+-].{4}\] "
-file = -
-
-[format=apache-error]
-#[Sat Mar 12 22:56:12 2005] [error] [client 127.0.0.1]
-time-format = "%a %b %d %H:%M:%S %Y"
-prefix-regex = "^\[(?P<timestamp>.{24})\]"
-file = -
-
-[format=checkpoint]
-time-format = "%d%b%Y %H:%M:%S"
-prefix-regex = "^(?P<timestamp>.{20})"
-file = -
-
-[format=squid]
-#2005/11/28 06:00:44|
-time-format = "%Y/%m/%d %H:%M:%S"
-prefix-regex = "^(?P<timestamp>.{19})\| "
-file = -
-
-[format=honeyd]
-#2006-08-18-12:21:12.1239
-time-format = "%Y-%m-%d-%H:%M:%S"
-prefix-regex = "^(?P<timestamp>.{19})\."
-file = -
-
-[format=honeytrap]
-#[2007-05-26 16:48:09]
-time-format = "%Y-%m-%d %H:%M:%S"
-prefix-regex = "^\[(?P<timestamp>.{19})\]"
-file = -
-
-[format=kojoney]
-#2007/04/12 21:57 CEST
-time-format = "%Y/%m/%d %H:%M"
-prefix-regex = "^(?P<timestamp>.{16}) "
-file = -
-
-[format=rishi]
-#2007-05-20 12:49:57,644
-time-format = "%Y-%m-%d %H:%M:%S"
-prefix-regex = "^(?P<timestamp>.{19}),"
-file = -
-
[Pcre]
-ruleset=../plugins/pcre/ruleset/pcre.rules
+ruleset=./regex.test
diff -Nru tests/regex.test tests/regex.test
--- ./tests/regex.test 1970-01-01 01:00:00.000000000 +0100
+++ ./tests/regex.test 2017-01-28 18:20:17.921837067 +0100
@@ -0,0 +1,340 @@
+#FULLNAME: SSH
+#VERSION: 1.0
+#DESCRIPTION: SSH, is a cryptographic (encrypted) network protocol to allow remote login and other network services to operate securely over an unsecured network.
+
+#####
+#
+# Copyright (C) 2002,2004 Nicolas Delon <nicolas@prelude-siem.org>
+# Copyright (C) 2005 G Ramon Gomez <gene at gomezbrothers dot com>
+# All Rights Reserved
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2, or (at your option)
+# any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License along
+# with this program; if not, write to the Free Software Foundation, Inc.,
+# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+#
+#####
+
+###################
+# Logging succeed #
+###################
+
+#LOG:Dec 8 14:45:17 itguxweb1 sshd[32112]: Accepted publickey for root from 12.34.56.78 port 56634 ssh2
+regex=for root from|user root; \
+ id=1907; \
+ assessment.impact.type=admin; \
+ assessment.impact.severity=medium; \
+ silent; chained
+
+#LOG:Dec 8 14:45:17 itguxweb1 sshd[32112]: Accepted publickey for root from 12.34.56.78 port 56634 ssh2
+#LOG:Jan 14 03:30:44 mail sshd[20298]: Accepted publickey for root from fec0:0:201::3 port 63018 ssh2
+#LOG:Jan 14 03:30:44 mail sshd[20298]: Accepted publickey for john from fec0:0:201::3 port 63018 ssh2
+#LOG:Dec 10 10:33:19 itguxweb2 sshd[29738]: Accepted password for ekwong from 12.34.56.78 port 39852 ssh2
+regex=Accepted (\S+) for (\S+) from (\S+) port (\d+); \
+ classification.text=Remote Login; \
+ optgoto=1907; \
+ id=1908; \
+ revision=3; \
+ analyzer(0).name=sshd; \
+ analyzer(0).manufacturer=OpenSSH; \
+ analyzer(0).class=Authentication; \
+ assessment.impact.severity=low; \
+ assessment.impact.completion=succeeded; \
+ assessment.impact.type=user; \
+ assessment.impact.description=User $2 logged in from $3 port $4 using the $1 method; \
+ source(0).node.address(0).address=$3; \
+ source(0).service.port=$4; \
+ source(0).service.iana_protocol_name=tcp; \
+ source(0).service.iana_protocol_number=6; \
+ target(0).service.port=22; \
+ target(0).service.name=ssh; \
+ target(0).service.iana_protocol_name=tcp; \
+ target(0).service.iana_protocol_number=6; \
+ target(0).user.category=os-device; \
+ target(0).user.user_id(0).type=target-user; \
+ target(0).user.user_id(0).name=$2; \
+ additional_data(0).type=string; \
+ additional_data(0).meaning=Authentication method; \
+ additional_data(0).data=$1; \
+ last;
+
+
+################
+# Login failed #
+################
+
+#LOG:Dec 9 16:00:35 itguxweb2 sshd[24541]: Failed password for root from 12.34.56.78 port 1806
+#LOG:Dec 9 21:29:56 devel5 sshd[17554]: Failed password for akarade from 12.34.56.78 port 4214
+regex=Failed (\S+) for (\S+) from (\S+) port (\d+); \
+ optgoto=1907; \
+ classification.text=Remote Login; \
+ id=1902; \
+ revision=3; \
+ analyzer(0).name=sshd; \
+ analyzer(0).manufacturer=OpenSSH; \
+ analyzer(0).class=Authentication; \
+ assessment.impact.severity=medium; \
+ assessment.impact.completion=failed; \
+ assessment.impact.type=user; \
+ assessment.impact.description=Someone tried to login as $2 from $3 port $4 using the $1 method; \
+ source(0).node.address(0).address=$3; \
+ source(0).service.port=$4; \
+ source(0).service.iana_protocol_name=tcp; \
+ source(0).service.iana_protocol_number=6; \
+ target(0).service.port=22; \
+ target(0).service.name=ssh; \
+ target(0).service.iana_protocol_name=tcp; \
+ target(0).service.iana_protocol_number=6; \
+ target(0).user.category=os-device; \
+ target(0).user.user_id(0).type=target-user; \
+ target(0).user.user_id(0).name=$2; \
+ additional_data(0).type=string; \
+ additional_data(0).meaning=Authentication method; \
+ additional_data(0).data=$1; \
+ last
+
+
+##############################################
+# Invalid (not existing) user tried to login #
+##############################################
+
+#LOG:Jan 20 14:10:02 blah sshd[25443]: Invalid user admin from 213.201.222.134
+regex=(Illegal|Invalid) user (\S+) from (\S+); \
+ classification.text=User login failed with an invalid user; \
+ id=1904; \
+ revision=2; \
+ analyzer(0).name=sshd; \
+ analyzer(0).manufacturer=OpenSSH; \
+ analyzer(0).class=Authentication; \
+ assessment.impact.severity=medium; \
+ assessment.impact.completion=failed; \
+ assessment.impact.type=user; \
+ assessment.impact.description=Someone tried to login with the invalid user "$2" from $3; \
+ source(0).node.address(0).address=$3; \
+ source(0).service.iana_protocol_name=tcp; \
+ source(0).service.iana_protocol_number=6; \
+ target(0).service.port=22; \
+ target(0).service.name=ssh; \
+ target(0).service.iana_protocol_name=tcp; \
+ target(0).service.iana_protocol_number=6; \
+ target(0).user.category=os-device; \
+ target(0).user.user_id(0).type=target-user; \
+ target(0).user.user_id(0).name=$2; \
+ last
+
+##################################################################################
+# User listed in DenyGroups or DenyUsers (sshd_config directives) tried to login #
+##################################################################################
+
+#LOG:Jan 6 22:50:24 localhost sshd[15489]: User nobody not allowed because none of user's groups are listed in AllowGroups
+regex=User (\S+) not allowed because (.*)listed in (\w+); \
+ classification.text=User login failed with a denied user; \
+ id=1905; \
+ revision=3; \
+ analyzer(0).name=sshd; \
+ analyzer(0).manufacturer=OpenSSH; \
+ analyzer(0).class=Authentication; \
+ assessment.impact.severity=medium; \
+ assessment.impact.completion=failed; \
+ assessment.impact.type=user; \
+ assessment.impact.description=User $1 failed to login because $2 listed in $3; \
+ source(0).service.iana_protocol_name=tcp; \
+ source(0).service.iana_protocol_number=6; \
+ target(0).service.port=22; \
+ target(0).service.name=ssh; \
+ target(0).service.iana_protocol_name=tcp; \
+ target(0).service.iana_protocol_number=6; \
+ target(0).user.category=os-device; \
+ target(0).user.user_id(0).type=target-user; \
+ target(0).user.user_id(0).name=$1; \
+ additional_data(0).type=string; \
+ additional_data(0).meaning=ACL; \
+ additional_data(0).data=$3; \
+ additional_data(1).type=string; \
+ additional_data(1).meaning=Failure reason; \
+ additional_data(1).data=$2 listed in $3; \
+ last
+
+##################################################################
+# Sshd did not receive the identification string from the client #
+# (maybe a ssh server recognition) #
+##################################################################
+
+#LOG:Jun 10 09:51:57 server sshd[9100]: Did not receive identification string from 1.2.3.4
+regex=Did not receive identification string from (\S+); \
+ classification.text=Server recognition; \
+ id=1906; \
+ revision=2; \
+ analyzer(0).name=sshd; \
+ analyzer(0).manufacturer=OpenSSH; \
+ analyzer(0).class=Authentication; \
+ assessment.impact.severity=medium; \
+ assessment.impact.completion=failed; \
+ assessment.impact.type=recon; \
+ assessment.impact.description=$1 is probably making a server recognition; \
+ source(0).node.address(0).address=$1; \
+ source(0).service.iana_protocol_name=tcp; \
+ source(0).service.iana_protocol_number=6; \
+ target(0).service.port=22; \
+ target(0).service.name=ssh; \
+ target(0).service.iana_protocol_name=tcp; \
+ target(0).service.iana_protocol_number=6; \
+ additional_data(0).type=string; \
+ additional_data(0).meaning=Failure reason; \
+ additional_data(0).data=Did not receive identification string; \
+ last
+
+#########################################################################
+# Forbidden root login #
+# (directive PermitRootLogin and keyword "no" or "forced-commands-only" #
+# of the sshd_config file) #
+#########################################################################
+
+#LOG:Jan 5 01:31:41 www sshd[1643]: ROOT LOGIN REFUSED FROM 1.2.3.4
+regex=ROOT LOGIN REFUSED FROM (\S+); \
+ classification.text=Admin login; \
+ id=1909; \
+ revision=2; \
+ analyzer(0).name=sshd; \
+ analyzer(0).manufacturer=OpenSSH; \
+ analyzer(0).class=Authentication; \
+ assessment.impact.severity=medium; \
+ assessment.impact.completion=failed; \
+ assessment.impact.type=admin; \
+ assessment.impact.description=Root tried to login while it is forbidden; \
+ source(0).node.address(0).address=$1; \
+ source(0).service.iana_protocol_name=tcp; \
+ source(0).service.iana_protocol_number=6; \
+ target(0).service.port=22; \
+ target(0).service.name=ssh; \
+ target(0).service.iana_protocol_name=tcp; \
+ target(0).service.iana_protocol_number=6; \
+ target(0).user.category=os-device; \
+ target(0).user.user_id(0).type=target-user; \
+ target(0).user.user_id(0).name=root; \
+ last
+
+
+# Re: Generic Message Exchange Authentication For SSH
+# <draft-ietf-secsh-auth-kbdinteract-06.txt>
+#LOG:Jan 14 08:19:21 ras sshd[22774]: input_userauth_request: invalid user remote-mail
+regex=input_userauth_request: (illegal|invalid) user (\S+); \
+ classification.text=Invalid user in authentication request; \
+ id=1910; \
+ revision=3; \
+ analyzer(0).name=sshd; \
+ analyzer(0).manufacturer=OpenSSH; \
+ analyzer(0).class=Authentication; \
+ assessment.impact.severity=medium; \
+ assessment.impact.completion=failed; \
+ assessment.impact.type=user; \
+ assessment.impact.description=General purpose authentication request was blocked. Reason: invalid user $2; \
+ source(0).service.iana_protocol_name=tcp; \
+ source(0).service.iana_protocol_number=6; \
+ target(0).service.port=22; \
+ target(0).service.name=ssh; \
+ target(0).service.iana_protocol_name=tcp; \
+ target(0).service.iana_protocol_number=6; \
+ target(0).user.category=os-device; \
+ target(0).user.user_id(0).type=target-user; \
+ target(0).user.user_id(0).name=$2; \
+ additional_data(0).type=string; \
+ additional_data(0).meaning=Failure reason; \
+ additional_data(0).data=$1 user; \
+ last
+
+# Re: Generic Message Exchange Authentication For SSH
+# <draft-ietf-secsh-auth-kbdinteract-06.txt>
+# This rule catches several other combinations that can be output by
+# input_userauth_request() in auth2.c
+#LOG:Jan 14 08:19:21 ras sshd[22774]: input_userauth_request: invalid user remote-mail
+regex=input_userauth_request: (.+); \
+ classification.text=Invalid user in authentication request; \
+ id=1911; \
+ revision=2; \
+ analyzer(0).name=sshd; \
+ analyzer(0).manufacturer=OpenSSH; \
+ analyzer(0).class=Authentication; \
+ assessment.impact.severity=medium; \
+ assessment.impact.completion=failed; \
+ assessment.impact.type=user; \
+ assessment.impact.description=General purpose authentication request was blocked. Reason: $1; \
+ source(0).service.iana_protocol_name=tcp; \
+ source(0).service.iana_protocol_number=6; \
+ target(0).service.port=22; \
+ target(0).service.name=ssh; \
+ target(0).service.iana_protocol_name=tcp; \
+ target(0).service.iana_protocol_number=6; \
+ target(0).user.category=os-device; \
+ last
+
+#LOG:Dec 9 18:48:29 itguxweb2 sshd[29536]: Failed password for illegal user ROOT from 12.34.56.78 port 2886
+#LOG:Jan 14 08:19:21 ras sshd[22774]: Failed none for invalid user remote-mail from 192.168.1.22 port 65407 ssh2
+#LOG:Jan 14 11:29:17 ras sshd[18163]: Failed publickey for invalid user fred from fec0:0:201::3 port 62788 ssh2
+#LOG:Jan 14 11:29:17 ras sshd[18163]: Failed publickey for invalid user fred from 1.2.3.4 port 62788 ssh2
+#LOG:Jan 14 11:29:17 ras sshd[18163]: Failed publickey for invalid user fred from hostname port 62788 ssh2
+regex=Failed (\S+) for (illegal|invalid) user (\S+) from (\S+) port (\d+); \
+ classification.text=Remote Login; \
+ optgoto=1907; \
+ id=1912; \
+ revision=3; \
+ analyzer(0).name=sshd; \
+ analyzer(0).manufacturer=OpenSSH; \
+ analyzer(0).class=Authentication; \
+ assessment.impact.severity=medium; \
+ assessment.impact.completion=failed; \
+ assessment.impact.type=admin; \
+ assessment.impact.description=Someone tried to login as $3 from $4 port $5 using the $1 method; \
+ source(0).node.address(0).address=$4; \
+ source(0).service.port=$5; \
+ source(0).service.iana_protocol_name=tcp; \
+ source(0).service.iana_protocol_number=6; \
+ target(0).service.port=22; \
+ target(0).service.name=ssh; \
+ target(0).service.iana_protocol_name=tcp; \
+ target(0).service.iana_protocol_number=6; \
+ target(0).user.category=os-device; \
+ target(0).user.user_id(0).type=target-user; \
+ target(0).user.user_id(0).name=$3; \
+ additional_data(0).type=string; \
+ additional_data(0).meaning=Authentication method; \
+ additional_data(0).data=$1; \
+ additional_data(1).type=string; \
+ additional_data(1).meaning=Failure reason; \
+ additional_data(1).data=$2 user; \
+ last
+
+#LOG:Oct 2 14:40:05 suse-9.2 sshd[18725]: error: PAM: Authentication failure for root from unknown.anywhere.net
+#LOG:Oct 2 14:46:52 suse-9.2 sshd[18804]: error: PAM: Authentication failure for foobar from unknown.anywhere.net
+regex=error: PAM: Authentication failure for (\S+) from (\S+); \
+ classification.text=Remote Login; \
+ optgoto=1907; \
+ id=1914; \
+ revision=2; \
+ analyzer(0).name=sshd; \
+ analyzer(0).manufacturer=OpenSSH; \
+ analyzer(0).class=Authentication; \
+ assessment.impact.severity=medium; \
+ assessment.impact.completion=failed; \
+ assessment.impact.type=user; \
+ assessment.impact.description=Someone tried to login as $1 from $2; \
+ source(0).node.name=$2; \
+ source(0).service.iana_protocol_name=tcp; \
+ source(0).service.iana_protocol_number=6; \
+ target(0).service.port=22; \
+ target(0).service.name=ssh; \
+ target(0).service.iana_protocol_name=tcp; \
+ target(0).service.iana_protocol_number=6; \
+ target(0).user.category=os-device; \
+ target(0).user.user_id(0).type=target-user; \
+ target(0).user.user_id(0).name=$1; \
+ last
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