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73c24e9301
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800206d4d9
1
.gitignore
vendored
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1
.gitignore
vendored
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@ -0,0 +1 @@
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*config
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@ -1,3 +1,3 @@
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# get_all_pgmetadata
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get_all_pgmetadata
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Get all metadata from a postgresql database
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70
get_all_pgmetadata.config.tmpl
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70
get_all_pgmetadata.config.tmpl
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#!/bin/bash
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####################################
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# cron vars
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####################################
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PGDATA=/var/lib/pgsql/12/data
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PGDUMP="$(which pg_dump)"
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PGDUMPALL="$(which pg_dumpall)"
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PGDUMP="${PGDUMP} -h 127.0.0.1"
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PGDUMPALL="${PGDUMPALL} -h 127.0.0.1"
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PSQL="$(which psql) -h 127.0.0.1"
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TODAY="$(date +%Y%m%d)"
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NOW="$(date +%Y%m%d%H%M%S)"
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####################################
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# output folders
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####################################
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BACKUPDIR="/var/lib/postgres/scripts/get_all_pgmetadata/${HOSTNAME,,}"
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LOGDIR="${BACKUPDIR}/logs/"
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# multi-db support, this is auto
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#FULLMETADATA="${BACKUPDIR}/FULL_${DBNAME}_METADATA.sql"
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# multi-db support, this is auto
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#DIFFILE="${BACKUPDIR}/FULL_${DBNAME}_METADATA.sql"
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LOGFILE=${LOGDIR}/$(basename $0 .sh)_${NOW}.log
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SCRIPTLOG="${LOGFILE}"
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ERRFILE=${LOGDIR}/$(basename $0 .sh)_${NOW}.err
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SCRIPTLOGERR="${ERRFILE}"
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####################################
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# output options
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####################################
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# set to 0 to split full metadata into files (DEFAULT behavior)
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SPLIT_METADATA=0
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# dump user passwords
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DUMP_ROLE_PASSWORDS=0
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####################################
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# DEBUG
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####################################
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# set to 0 to debug
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DEBUG=0
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DEBUG=1
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# For debugging
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WAITSEC=10
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####################################
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# git usage
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####################################
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# for git usage you'll have to create a git repo on the git server
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# then import it into the ${BACKUPDIR} so authentication & config is done
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# then this script will make `git push` automatically if ISGITREPO=0
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# set to 0 if git is in place
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ISGITREPO=0
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ISGITREPO=1
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271
get_all_pgmetadata.sh
Executable file
271
get_all_pgmetadata.sh
Executable file
@ -0,0 +1,271 @@
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#!/bin/bash
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# Exit codes:
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# 1 :
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# 2 :
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# 3 :
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# 4 :
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########################################################################
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# INIT
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########################################################################
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# moved to config
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#DEBUGME="${1:2}"
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#if [[ "${DEBUGME,,}" = "debug" ]] ; then
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# DEBUG=0
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#else
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# DEBUG=1
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#fi
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CONFIGFILE="$(dirname $(readlink -f $0))/$(basename $(readlink -f $0) .sh).config"
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########################################################################
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#/INIT
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########################################################################
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########################################################################
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#
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# CONSTANTS
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#
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########################################################################
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# colors
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BOLD="\e[1m"
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GREEN="\e[32m"
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LIGHTGREEN="${BOLD}${GREEN}"
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RED="\033[1;31m"
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LIGHTRED="\033[1;31m"
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BLUE="\e[34m"
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LIGHTBLUE="${BOLD}${BLUE}"
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YELLOW="\e[33m"
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LIGHTYELLOW="${BOLD}${YELLOW}"
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WHITE="\033[0;37m"
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RESET="\033[0;00m"
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########################################################################
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#
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# / CONSTANTS
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#
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########################################################################
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########################################################################
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#
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# VARIABLES
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#
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########################################################################
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########################################################################
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#
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# / VARIABLES
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#
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########################################################################
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########################################################################
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#
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# FUNCTIONS
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#
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########################################################################
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debug_me()
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{
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if [[ ${DEBUG} -eq 0 ]] ; then
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[[ "$*" ]] && echo -e "$*"
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echo -e "${BLUE}DEBUGMODE${RESET} Press enter to continue"
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read -t ${WAITSEC}
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fi
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}
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usage()
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{
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printf "%s${LIGHTRED}USAGE:${RESET}
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$0 VAR1 VAR2
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Where VAR1 allowed: ${LIGHTGREEN}BLA${RESET}
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And VAR2 allowed: ${LIGHTGREEN}$BLA${RESET}\n"
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# VERY INITIAL CHECKS
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}
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get_dbname()
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{
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DATABASES="$(echo "select datname from pg_database where datname not in ('postgres', 'template0', 'template1');" | ${PSQL} -q | egrep -v "^($|\(.*\)$|\-{1,}$)|datname"| awk '{print $1}')"
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}
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generate_full_metadata()
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{
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${PGDUMP} -s ${DBNAME} > ${FULLMETADATA}
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}
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generate_split_metadata()
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{
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local OBJECT=""
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local SCHEMA=""
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local TYPE=""
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local OUTPUTDIR=""
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local OUTPUTFILE=""
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# reading from &3 to allow debug mode to stop the loop
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while IFS='' read LINE <&3 ; do
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if [[ "${LINE}" =~ ^--\ Name:\ (.*)\;\ Type:\ (.*)\;\ Schema:\ (.*)\;\ Owner:\ (.*) ]] ; then
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OBJECT="${BASH_REMATCH[1]}"
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SCHEMA="${BASH_REMATCH[3]}"
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TYPE="${BASH_REMATCH[2]}"
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#debug_me "${LINE}"
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if [[ "${OBJECT}" && "${SCHEMA}" ]] ; then
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if [[ "${SCHEMA}" = "-" ]] ; then
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SCHEMA="postgres"
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fi
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OUTPUTDIR="${BACKUPDIR}/${DBNAME}/${SCHEMA// /_}/${TYPE// /_}"
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# PATCH for very long file names
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OUTPUTFILE="${OBJECT::240}"
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OUTPUTFILE="${OUTPUTFILE// /_}"
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if [[ -f ${OUTPUTDIR}/${OUTPUTFILE}.sql ]] ; then
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for ((x=1; x<1000 ;x++)) ; do
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if [[ ! -f ${OUTPUTDIR}/${OUTPUTFILE}_${x}.sql ]] ; then
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OUTPUTFILE="${OUTPUTFILE}_${x}"
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fi
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done
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fi
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OUTPUTFILE="${OUTPUTFILE}.sql"
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mkdir -p "${OUTPUTDIR}"
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echo -e "${OUTPUTDIR}/${OUTPUTFILE}"
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echo -e "${LINE}" > "${OUTPUTDIR}/${OUTPUTFILE}"
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fi
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fi
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if [[ -f "${OUTPUTDIR}/${OUTPUTFILE}" ]] ; then
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if [[ ! "${LINE}" =~ ^--.*$ ]] ; then
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# echo "Skipping line comment"
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# else
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echo -e "${LINE}" >> "${OUTPUTDIR}/${OUTPUTFILE}"
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fi
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fi
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done 3< ${FULLMETADATA}
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}
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dump_all_roles()
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{
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debug_me
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if [[ ${DUMP_ROLE_PASSWORDS} -eq 0 ]] ; then
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${PGDUMPALL} --roles-only > ${OUTPUTDIR}/dump_roles.sql
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else
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${PGDUMPALL} --roles-only --no-role-passwords > ${OUTPUTDIR}/dump_roles.sql
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fi
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}
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init_staff()
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{
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[[ ! -d ${BACKUPDIR} ]] && mkdir -p ${BACKUPDIR}
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cd ${BACKUPDIR}
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}
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upload_to_git()
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{
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[[ ${DEBUG} -eq 0 ]] && set -x
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local let RES=0
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debug_me
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cd ${BACKUPDIR}
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GITVERSION=$(git --version | awk '{print $3}')
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if [[ ${GITVERSION} =~ ^1.*$ ]] ; then
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NOEDIT=""
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else
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NOEDIT="--no-edit"
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fi
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# git version patch
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git pull ${NOEDIT} -q -f
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git add *
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git commit -a -m "$(date) release"
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RES=$?
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# Updating repo
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[[ ${RES} -eq 0 ]] && git push && RES=$?
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debug_me
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return ${RES}
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}
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########################################################################
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#
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# / FUNCTIONS
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#
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########################################################################
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########################################################################
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#
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# MAIN
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#
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########################################################################
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[[ ! -f ${CONFIGFILE} ]] && echo -e "${LIGHTRED} CONFIGFILE ${CONFIGFILE} NOT FOUND${RESET}" && exit 1
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. ${CONFIGFILE}
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# DETECTING if the script is run by cron
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if [[ "$(tty)" = "not a tty" ]] ; then
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[[ ${DEBUG} -eq 0 ]] && set -x
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exec > ${SCRIPTLOG}
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exec 2> ${SCRIPTLOGERR}
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elif [[ ${DEBUG} -eq 0 ]] ; then
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echo -e "${BLUE}DEBUGMODE${RESET} is on"
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#echo -e "\t SCRIPTLOG will be ${SCRIPTLOG}"
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#echo -e "\t SCRIPTLOGERR will be ${SCRIPTLOGERR}"
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#set -x
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#exec > ${SCRIPTLOG}
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#exec 2> ${SCRIPTLOGERR}
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fi
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[[ ${DEBUG} -eq 0 ]] && DEBUGME="bash -x"
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init_staff
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debug_me
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get_dbname
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debug_me
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# multi-database support (auto mode)
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for DBNAME in ${DATABASES} ; do
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FULLMETADATA="${BACKUPDIR}/FULL_${DBNAME}_METADATA.sql"
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debug_me "generate_full_metadata"
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generate_full_metadata
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if [[ ${SPLIPT_METADATA} -eq 0 ]] ; then
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debug_me "generate_split_metadata"
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generate_split_metadata
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fi
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debug_me "dump_all_roles"
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dump_all_roles
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done
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if [[ ${ISGITREPO} -eq 0 ]] ; then
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debug_me "upload_to_git"
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upload_to_git
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fi
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exit ${EXITCODE}
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########################################################################
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#
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# / MAIN
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#
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########################################################################
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