added mk_informix extensions

check_mk-informix/README.MD

@@ -0,0 +1,22 @@
+{'author': 'George Pochiscan',
+ 'description': 'This package extends current informix package with the '
+                'following checks:\n'
+                '\n'
+                'Alert if the number of locks kept by a session is higher than '
+                'a specific number (configured by WATO rule).\n'
+                'Inactive transactions with locks \n'
+                'Long transactions\n',
+ 'download_url': '',
+ 'files': {'agents': ['plugins/mk_informix'],
+           'checkman': ['informix_transactions_activity',
+                        'informix_transactions_locks',
+                        'informix_transactions_long_transactions'],
+           'checks': ['informix_transactions'],
+           'web': ['plugins/wato/informix_nlocks.py']},
+ 'name': 'Informix_transactions',
+ 'num_files': 6,
+ 'title': 'Informix monitoring',
+ 'version': '1.0.1',
+ 'version.min_required': '2.0.0p17',
+ 'version.packaged': '2.0.0p17',
+ 'version.usable_until': None}

check_mk-informix/checkman/informix_transactions_activity

@@ -0,0 +1,16 @@
+title: Informix DB: Sessions with no activity in current log
+agents: linux
+catalog: app/informix
+license: GPL
+distribution: check_mk
+description:
+ This checks monitors the transactions that doesn't 
+ have activity in current log in Informix Database application.
+
+ No rules are needed.
+
+item:
+ Name of the instance
+
+inventory:
+ One service is created for each instance.

check_mk-informix/checkman/informix_transactions_locks

@@ -0,0 +1,16 @@
+title: Informix DB: Sessions with high number of locks
+agents: linux
+catalog: app/informix
+license: GPL
+distribution: check_mk
+description:
+ This checks monitors the sessions that have 
+ high number of locks in Informix Database application.
+
+ WARN and CRIT levels can be specified.
+
+item:
+ Name of the instance
+
+inventory:
+ One service is created for each instance.

check_mk-informix/checkman/informix_transactions_long_transactions

@@ -0,0 +1,16 @@
+title: Informix DB: Long transactions that are using more than 3 logical logs
+agents: linux
+catalog: app/informix
+license: GPL
+distribution: check_mk
+description:
+ This checks monitors the transactions that are using
+ more than 3 logical logs in Informix Database application.
+
+ No rules are needed.
+
+item:
+ Name of the instance
+
+inventory:
+ One service is created for each instance.

check_mk-informix/checks/informix_transactions

@@ -0,0 +1,138 @@
+#!/usr/bin/env python3
+# -*- coding: utf-8 -*-
+# Copyright (C) 2019 tribe29 GmbH - License: GNU General Public License v2
+# This file is part of Checkmk (https://checkmk.com). It is subject to the terms and
+# conditions defined in the file COPYING, which is part of this source code package.
+
+factory_settings['informix_transactions_default_levels'] = {
+    'levels': (70, 80),
+}
+#first line represents current log ID
+#line[2]= sessionID
+#line[3]= number of locks kept by sessionID
+#line[4]= begin log position
+#line[5]= current log position
+
+
+def parse_informix_transactions(info):
+    parsed = {}
+    instance = None
+    entry = None
+    for line in info:
+        if line[0].startswith("[[[") and line[0].endswith("]]]"):
+            instance = line[0][3:-3]
+            
+        elif instance is not None:
+            entry = {}
+            parsed.setdefault(instance, [])
+            parsed[instance].append(entry)
+            if "C" in line[2]:
+                entry.setdefault("current_log_id", line[3])
+            elif entry is not None:
+                if ":" in str(line[4]):
+                    line[4] = line[4].split(":",1)[0]
+                if ":" in str(line[5]):
+                    line[5] = line[5].split(":",1)[0]
+               
+                entry.setdefault("session", [line[2], line[3], line[4], line[5]])
+    return parsed
+
+#############Transaction with more than 70 locks
+def inventory_informix_transactions_locks(parsed):
+    return [(instance, {}) for instance in parsed]
+
+
+def check_informix_transactions_locks(item, params, parsed):
+    if item in parsed:
+        warn, crit = params['levels']
+        data = parsed[item]
+        infotext = ""
+        state = 0
+        for session in data[1:]:
+            if "-" not in session["session"][1]:
+                if int(session["session"][1]) >= crit:
+                    state = 2
+                    infotext += 'Session with ID %s has %s locks; ' % (session["session"][0], session["session"][1])
+                elif int(session["session"][1]) >= warn:
+                    state = 1
+                    infotext += 'Session with ID %s has %s locks; ' % (session["session"][0], session["session"][1])
+
+        if state:
+            infotext += " (warn/crit at %s/%s)" % (warn, crit)
+        else:
+            infotext = 'There are no sessions with high number of locks' 
+        return state, infotext, []
+
+
+check_info['informix_transactions.locks'] = {
+    'parse_function': parse_informix_transactions,
+    'inventory_function': inventory_informix_transactions_locks,
+    'check_function': check_informix_transactions_locks,
+    'has_perfdata': False,
+    'service_description': 'Informix sessions nLocks %s',
+    "group": "informix_nlocks",
+    'default_levels_variable': 'informix_transactions_default_levels',
+}
+
+
+#############Sesiuni fara activitate in logul curent
+def inventory_informix_transactions_activity(parsed):
+    return [(instance, {}) for instance in parsed]
+
+
+def check_informix_transactions_activity(item, no_params, parsed):
+    if item in parsed:
+        data = parsed[item]
+        state = 0
+        infotext = '' 
+        for session in data[1:]:
+            if "-" not in session["session"][2]:
+                if int(session["session"][2]) < int(data[0]['current_log_id']):
+                    state = 2
+                    infotext += "Session %s doesn't have activity in current log; " % (session["session"][0])
+
+
+        if not state:
+            infotext = 'There are no sessions with no activity in current log; ' 
+
+        return state, infotext, []
+
+
+check_info['informix_transactions.activity'] = {
+    'parse_function': parse_informix_transactions,
+    'inventory_function': inventory_informix_transactions_activity,
+    'check_function': check_informix_transactions_activity,
+    'has_perfdata': False,
+    'service_description': 'Informix sessions activity %s',
+}
+
+#############Long transactions (over 3 logical logs used)
+def inventory_informix_long_transactions(parsed):
+    return [(instance, {}) for instance in parsed]
+
+
+def check_informix_long_transactions(item, no_params, parsed):
+    if item in parsed:
+        data = parsed[item]
+        state = 0
+        infotext = '' 
+        for session in data[1:]:
+            if "-" not in session["session"][2]:
+                if (int(session["session"][2]) - int(session["session"][3])) < 2:
+                    state = 2
+                    infotext += "Session %s is using more than 3 logical logs; " % (session["session"][0])
+
+
+        if not state:
+            infotext = 'There are no long running transactions; ' 
+
+        return state, infotext, []
+
+
+check_info['informix_transactions.long_transactions'] = {
+    'parse_function': parse_informix_transactions,
+    'inventory_function': inventory_informix_long_transactions,
+    'check_function': check_informix_long_transactions,
+    'has_perfdata': False,
+    'service_description': 'Informix sessions Long transactions %s',
+}

check_mk-informix/plugins/mk_informix

@@ -0,0 +1,296 @@
+#!/bin/bash
+# Copyright (C) 2019 tribe29 GmbH - License: GNU General Public License v2
+# This file is part of Checkmk (https://checkmk.com). It is subject to the terms and
+# conditions defined in the file COPYING, which is part of this source code package.
+
+# Reason for this no-op: shellcheck disable=... before the first command disables the error for the
+# entire script.
+:
+
+# Disable unused variable error (needed to keep track of version)
+# shellcheck disable=SC2034
+CMK_VERSION="2.0.0p17"
+
+# Informix
+# Make ENV-VARs avail for subshells
+set -a
+
+#   .--helper--------------------------------------------------------------.
+#   |                    _          _                                      |
+#   |                   | |__   ___| |_ __   ___ _ __                      |
+#   |                   | '_ \ / _ \ | '_ \ / _ \ '__|                     |
+#   |                   | | | |  __/ | |_) |  __/ |                        |
+#   |                   |_| |_|\___|_| .__/ \___|_|                        |
+#   |                                |_|                                   |
+#   '----------------------------------------------------------------------'
+
+
+function do_check () {
+    # $1:section, $2:excludelist
+    if echo "$2" | grep -qe "${1}"; then
+        return 1
+    else
+        return 0
+    fi
+}
+
+
+function sql () {
+    db="sysmaster"
+    sqltxt="$1"
+    export DBDELIMITER="|"
+    echo "$sqltxt" | dbaccess ${db}
+}
+
+
+function set_excludes () {
+    excludes=""
+    if [ "$EXCLUDES" = "ALL" ]; then
+        excludes="$all_sections"
+        global_exclude=true
+    elif [ ! -z "$EXCLUDES" ]; then
+        excludes=$EXCLUDES
+        global_exclude=true
+    else
+        global_exclude=false
+    fi
+
+    if [ "$global_exclude" = "false" ]; then
+        excludes_i="EXCLUDES_${1}"
+        if [ "${!excludes_i}" = "ALL" ]; then
+            excludes="$all_sections"
+        elif [ ! -z "${!excludes_i}" ]; then
+            excludes=${!excludes_i}
+        fi
+    fi
+}
+
+
+#.
+#   .--sqls----------------------------------------------------------------.
+#   |                                     _                                |
+#   |                           ___  __ _| |___                            |
+#   |                          / __|/ _` | / __|                           |
+#   |                          \__ \ (_| | \__ \                           |
+#   |                          |___/\__, |_|___/                           |
+#   |                                  |_|                                 |
+#   '----------------------------------------------------------------------'
+
+
+all_sections="sessions locks tabextents dbspaces logusage"
+
+
+function informix_status(){
+    echo "<<<informix_status:sep(58)>>>"
+    echo "[[[$INFORMIXSERVER/$SERVERNUM]]]"
+    $INFORMIXDIR/bin/onstat - >/dev/null 2>&1
+    state=$?
+    echo "Status:"$state
+    $INFORMIXDIR/bin/onstat -g dis
+    port=$(grep $INFORMIXSERVER /etc/services)
+    echo "PORT:"$port
+}
+
+
+function informix_sessions(){
+    echo "<<<informix_sessions>>>"
+    echo "[[[$INFORMIXSERVER/$SERVERNUM]]]"
+    # don't count our own session
+    sql "select 'SESSIONS', (count(*)-1)::int from syssessions"
+}
+
+
+function informix_locks(){
+    echo "<<<informix_locks>>>"
+    echo "[[[$INFORMIXSERVER/$SERVERNUM]]]"
+    # don't count our own session
+    sql "select 'LOCKS', (count(*)-1)::int, type from syslocks group by type"
+}
+
+
+function informix_tabextents(){
+    echo "<<<informix_tabextents>>>"
+    echo "[[[$INFORMIXSERVER/$SERVERNUM]]]"
+    sql "select first 10
+            'TABEXTENTS',
+            trim(n.dbsname) db,
+            trim(n.tabname) tab,
+            h.nextns extents,
+            nrows
+        from sysptnhdr h, systabnames n
+        where h.partnum = n.partnum
+        and nrows > 0
+        and n.dbsname not in ( 'sysadmin', 'sysuser', 'sysutils', 'sysmaster' )
+        and n.tabname not like 'sys%'
+        order by extents desc"
+}
+
+
+function informix_dbspaces(){
+    echo "<<<informix_dbspaces>>>"
+    echo "[[[$INFORMIXSERVER/$SERVERNUM]]]"
+    sql "select
+            trim(sd.name) || ' DBSPACE',
+            sd.dbsnum,
+            sd.is_temp,
+            sd.flags,
+            'CHUNK',
+            sc.fname,
+            sc.pagesize,
+            sc.chksize,
+            sc.nfree,
+            sc.flags,
+            trim(sc.mfname),
+            sc.mflags
+        from sysdbspaces sd, syschunks sc
+        where sd.dbsnum = sc.dbsnum
+        -- NO SBSPACE CURRENTLY
+        and sd.is_sbspace = 0
+        order by sd.name"
+}
+
+
+function informix_logusage(){
+    echo "<<<informix_logusage>>>"
+    echo "[[[$INFORMIXSERVER/$SERVERNUM]]]"
+    sql "select 'LOGUSAGE',
+            number,
+            sh_pagesize,
+            size,
+            used,
+            flags,
+            'is_used:'||is_used,
+            'is_current:'||is_current,
+            'is_backed_up:'||is_backed_up,
+            'is_new:'||is_new,
+            'is_archived:'||is_archived,
+            'is_temp:'||is_temp,
+            'is_pre_dropped:'||is_pre_dropped
+        from syslogs, sysshmvals
+        order by number"
+}
+
+
+function informix_transactions(){
+    echo "<<<informix_transactions>>>"
+    echo "[[[$INFORMIXSERVER/$SERVERNUM]]]"
+    $INFORMIXDIR/bin/onstat -l | grep C | tail -n 1
+    $INFORMIXDIR/bin/onstat -x |egrep -v "IBM|maximum|Transactions|est.|userthread" | sed 's/:[^:]*$//'
+}
+#.
+#   .--config--------------------------------------------------------------.
+#   |                                      __ _                            |
+#   |                      ___ ___  _ __  / _(_) __ _                      |
+#   |                     / __/ _ \| '_ \| |_| |/ _` |                     |
+#   |                    | (_| (_) | | | |  _| | (_| |                     |
+#   |                     \___\___/|_| |_|_| |_|\__, |                     |
+#   |                                           |___/                      |
+#   '----------------------------------------------------------------------'
+
+
+# Config opts:
+# - oninit-path; Default is empty, which means autodetection:
+#       ONINIT_PATH=<path to oninit-binary>
+# - Excluding sections ("status sessions locks tabextents dbspaces logusage"):
+#       EXCLUDES_INFORMIX_INSTANCE="SECTION SECTION ..."
+#       EXCLUDES_INFORMIX_INSTANCE=ALL
+#       EXCLUDES="SECTION SECTION ..."
+#       EXCLUDES=ALL
+
+
+if [ -f "$MK_CONFDIR/informix.cfg" ]; then
+    . $MK_CONFDIR/informix.cfg
+fi
+
+
+if [ -z "$ONINIT_PATH" -o ! -x "$ONINIT_PATH" ]; then
+    ONINIT=$(UNIX95=true ps ax  | grep oninit | grep -v grep | head -1 | awk '{print $1 " " $5}')
+    if [ -z "$ONINIT" ]; then
+        exit 0
+    fi
+
+    ONINIT_PATH=${ONINIT#* }
+    ONINIT_PID=${ONINIT% *}
+    case "$ONINIT_PATH" in
+    /*)
+        ;;
+    *)    # BUG not platform independent!
+        ONINIT_PATH=$(ls -l /proc/$ONINIT_PID/exe 2>/dev/null| sed 's/.* //')
+        ;;
+    esac
+
+    # If not set in config or not found we end up here
+    if [ -z "$ONINIT_PATH" -o ! -f "$ONINIT_PATH" ]; then
+        exit 1
+    fi
+fi
+
+
+#.
+#   .--main----------------------------------------------------------------.
+#   |                                       _                              |
+#   |                       _ __ ___   __ _(_)_ __                         |
+#   |                      | '_ ` _ \ / _` | | '_ \                        |
+#   |                      | | | | | | (_| | | | | |                       |
+#   |                      |_| |_| |_|\__,_|_|_| |_|                       |
+#   |                                                                      |
+#   '----------------------------------------------------------------------'
+
+
+for IDSENV in $( export INFORMIXDIR=${ONINIT_PATH%/bin*}
+    $INFORMIXDIR/bin/onstat -g dis | \
+        egrep '^Server[         ]*:|^Server Number[     ]*:|^INFORMIX|^SQLHOSTS|^ONCONFIG' | \
+        sed -e 's/Server Number/SERVERNUM/' \
+            -e 's/Server/INFORMIXSERVER/' \
+            -e 's/SQLHOSTS/INFORMIXSQLHOSTS/' \
+            -e 's/[     ]*:[    ]*/=/' | \
+         tr '\n' ';' | \
+        sed -e 's/;$/\\n/'  -e 's/;\(INFORMIXSERVER=[^;]*;\)/\\n\1/g' | \
+         awk '{ gsub(/\\n/,"\n")}1'
+    ) ; do
+    (
+        # Set environment
+        eval $IDSENV
+        PATH=$INFORMIXDIR/bin:$PATH
+
+            # try to set them via 'onstat -g env' otherwise
+            # DB HAS TO BE RUNNING
+            if [ -z "$INFORMIXSQLHOSTS" -o -z "$ONCONFIG" ]; then
+                onstat -g env | egrep -e '^INFORMIXSQLHOSTS' \
+                                      -e '^ONCONFIG' |       \
+                                sed   -e 's/[         ][      ]*/=/'
+            fi
+
+        informix_status
+
+        set_excludes $INFORMIXSERVER
+
+        if do_check "sessions" "$excludes"; then
+            informix_sessions
+        fi
+
+        if do_check "locks" "$excludes"; then
+            informix_locks
+        fi
+
+        if do_check "tabextents" "$excludes"; then
+            informix_tabextents
+        fi
+
+        if do_check "dbspaces" "$excludes"; then
+            informix_dbspaces
+        fi
+
+        if do_check "logusage" "$excludes"; then
+            informix_logusage
+        fi
+
+        if do_check "transactions" "$excludes"; then
+            informix_transactions
+        fi
+
+    )
+done
+
+
+

check_mk-informix/web/plugins/wato/informix_nlocks.py

@@ -0,0 +1,44 @@
+#!/usr/bin/env python3
+# -*- coding: utf-8 -*-
+# Copyright (C) 2019 tribe29 GmbH - License: GNU General Public License v2
+# This file is part of Checkmk (https://checkmk.com). It is subject to the terms and
+# conditions defined in the file COPYING, which is part of this source code package.
+
+from cmk.gui.i18n import _
+from cmk.gui.valuespec import (
+    Dictionary,
+    Integer,
+    Tuple,
+)
+
+from cmk.gui.plugins.wato import (
+    CheckParameterRulespecWithoutItem,
+    rulespec_registry,
+    RulespecGroupCheckParametersApplications,
+)
+
+
+def _parameter_valuespec_informix_nlocks():
+    return Dictionary(elements=[
+        ("levels",
+         Tuple(
+             title=_("Levels for number of locks for a session"),
+             help=
+             _("You can set a limit to the number of locks for a session in Informix Database application"
+              ),
+             elements=[
+                 Integer(title=_("Warning at"), default_value=40),
+                 Integer(title=_("Critical at"), default_value=70),
+             ],
+         )),
+    ])
+
+
+rulespec_registry.register(
+    CheckParameterRulespecWithoutItem(
+        check_group_name="informix_nlocks",
+        group=RulespecGroupCheckParametersApplications,
+        match_type="dict",
+        parameter_valuespec=_parameter_valuespec_informix_nlocks,
+        title=lambda: _("Informix number of Locks"),
+    ))