Changes between Version 2 and Version 3 of iniciando/manutencao

Timestamp:

05/21/09 15:43:47 (15 years ago)

Author:

rodsouza

Comment:

--

iniciando/manutencao

@@ -10 +10 @@
 
 É preciso fazer backup de todos os serviços, separadamente. É possível exportar os SQL com pg_dump, gerar ldif e fazer backup da pasta /var/spool/cyrus para os emails. Isso já garante boa parte do funcionamento do serviço.
+
+
+== Verificador de cota ==
+
+Script Shell utilizado para verificar quais usuários estão com a cota acima de um determinado limiar.
+
+{{{
+#!/bin/bash
+
+##
+# @AUTHOR Rodrigo Souza dos Santos
+# @DATE 2009/05/21
+# @BRIEF This script identifies users to share
+#        e-mail larger than a certain threshold
+#        and send an email to the administrator.
+##
+
+#/* foreground colors */
+
+#define AFC_BLACK           30
+#define AFC_RED             31
+#define AFC_GREEN           32
+#define AFC_YELLOW          33
+#define AFC_BLUE            34
+#define AFC_MAGENTA         35
+#define AFC_CYAN            36
+#define AFC_WHITE           37
+
+#/* ansi background colors */
+
+#define ABC_BLACK           40
+#define ABC_RED             41
+#define ABC_GREEN           42
+#define ABC_YELLOW          43
+#define ABC_BLUE            44
+#define ABC_MAGENTA         45
+#define ABC_CYAN            46
+#define ABC_WHITE           47
+
+# Função para imprimir colorido
+# $1 -> Número da cor do texto
+# $2 -> Número da cor de fundo
+# $3 -> Texto
+# $4 -> Imprimir na mesma linha, use -n
+
+DEBUG=1
+
+cecho(){
+    if [ $DEBUG -gt 0 ]
+    then
+        echo ${4} -e "\e[${1};${2}m${3}";tput sgr0;
+    fi
+}
+
+SENDMAIL=/usr/sbin/sendmail
+
+FROM="rodsouza@ecelepar10631"
+EMAILTARGET="rodsouza@ecelepar10631"
+SUBJECT="Cyrus Alert: Over Quota"
+
+# When DISPLAY_ALL is 0, only exceeded the quota
+# information will appear, if 1 then information
+# about all users will appear
+DISPLAY_ALL=0
+
+# default limit
+LIMIT=90
+
+# ensures that the argument is a number
+if ( echo ${1} | grep -E '^(*100|[0-9]{1,2})$' > /dev/null )
+then
+    LIMIT=${1}
+fi
+
+clear
+
+CONTENT=""
+
+for i in a  b  c  d  e  f  g  h  i  j  k  l  m  n  o  p  q  r  s  t  u  v  w  x  y  z
+do
+    if [ -d "/var/lib/cyrus/quota/${i}" ]
+    then
+        for FILE in `ls -1 /var/lib/cyrus/quota/${i} | grep -E -v 'user\.[^.]+\.NEW$'`
+        do
+            USER=`echo ${FILE} | cut -c 6-`;
+            FILE="/var/lib/cyrus/quota/${i}/${FILE}"
+            QUOTA=`tail -n1 ${FILE}`
+            USAGE=`head -n1 ${FILE}`
+            PERCENT=`expr ${USAGE} / ${QUOTA}`
+            USAGE=$((USAGE/1024))
+            let "PERCENT/=10"
+
+            echo
+            OUTPUT="${USER}\n\tquota: ${QUOTA} MB\n\tusage: ${USAGE} MB"
+            OUTPUT="${OUTPUT}\n\tpercent: ${PERCENT}%"
+
+            if [ ${PERCENT} -gt ${LIMIT} ]
+            then
+                # command to be executed when the quota is higher than desired.
+                OUTPUT="${OUTPUT}\n\tquota is higher than ${LIMIT}%"
+
+                CONTENT="${CONTENT}The user \"${USER}\" is using ${PERCENT}%% of its quota.\n"
+                CONTENT=${CONTENT}"quota: ${QUOTA}\nusage: ${USAGE}\n\n"
+
+                #MSGDATE=`date +"%a, %e %Y %T %z"`
+
+                #MSG="Date: ${MSGDATE}\nFrom: ${FROM}\nTo: ${EMAILTARGET}\nSubject: ${SUBJECT}"
+                #MSG=${MSG}"\nMime-Version: 1.0\nX-Mailer: ExpressoMail\n\n${CONTENT}"
+
+                # send an email
+                #printf "${MSG}"  | ${SENDMAIL} -t
+
+                cecho 1 41 "${OUTPUT}" -n
+                echo
+            else
+                if [ $DISPLAY_ALL -gt 0 ]
+                then
+                    cecho 1 1 "${OUTPUT}"
+                fi
+            fi
+        done
+    fi
+done
+if [ ${#CONTENT} -gt 0 ]
+then
+    MSGDATE=`date +"%a, %e %Y %T %z"`
+
+    CONTENT="This alert is auto generated when a user exceeds ${LIMIT}%% of its quota.\n\n----\n\n${CONTENT}"
+
+    MSG="Date: ${MSGDATE}\nFrom: ${FROM}\nTo: ${EMAILTARGET}\nSubject: ${SUBJECT}"
+    MSG=${MSG}"\nMime-Version: 1.0\nX-Mailer: ExpressoMail\n\n${CONTENT}"
+
+    # send an email
+    printf "${MSG}"  | ${SENDMAIL} -t
+fi
+}}}