192 lines
6.2 KiB
Bash
192 lines
6.2 KiB
Bash
#!/bin/bash
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source "$(dirname $0)/settings.sh" || exit 1
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# directory for temporarily keeping old config files
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TEMP_CONFIG_DIR=$(mktemp -d) || exit 1
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export LD_LIBRARY_PATH=${POSTGRES_DIR}/lib:$LD_LIBRARY_PATH
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export LD_LIBRARY_PATH=${PSQL_DIR}/lib:$LD_LIBRARY_PATH
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# roll back as much as possible in the event of an error
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cleanup_exit() {
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echo "INFO: Cleaning up"
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# remove symlinked psql
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if [[ -h "${POSTGRES_DIR}/bin/psql" ]]; then
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rm -vf "${POSTGRES_DIR}/bin/psql"
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fi
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# put back any tablespaces that had been moved
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for TS_DIR in "${TABLESPACES[@]}"; do
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if [[ -d "${TEMP_NEW_DATA}/${TS_DIR}" && ! -e "${POSTGRES_DATA_DIR}/${TS_DIR}" ]]; then
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mv -fv "${TEMP_NEW_DATA}/${TS_DIR}" "${POSTGRES_DATA_DIR}/${TS_DIR}"
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fi
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done
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# restore original pg_hba.conf
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if [[ -f "${TEMP_CONFIG_DIR}/pg_hba.conf" ]]; then
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cp -fv "${TEMP_CONFIG_DIR}/pg_hba.conf" "${POSTGRES_DATA_DIR}/pg_hba.conf"
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fi
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# clean up temp directories
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rm -rf "${TEMP_CONFIG_DIR}"
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rm -rf "${TEMP_OLD_DATA}"
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rm -rf "${TEMP_NEW_DATA}"
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sync
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echo -e "\nERROR: !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!"
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echo "ERROR: !! UPGRADE FAILED !!"
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echo "ERROR: !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!"
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echo -e "\nERROR: One or more errors occurred. See above output."
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echo -en "\nAny changes made by this script have been rolled back. You "
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echo -en "may run this script again once any issues have been resolved.\n"
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exit 1
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}
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if [[ ! -d "${POSTGRES_COPY_OF_OLD}" ]]; then
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echo -n "ERROR: Did not find the old version of PostgreSQL at "
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echo "${POSTGRES_COPY_OF_OLD}. Upgrade might already be complete."
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echo "ERROR: Cannot continue."
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cleanup_exit
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fi
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if [[ "${POSTGRES_VERSION}" != "${NEW_VER}" ]]; then
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echo -n "ERROR: Currently installed version of PostgreSQL is "
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echo "${POSTGRES_VERSION}. Expected ${NEW_VER}. Cannot continue."
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cleanup_exit
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fi
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if [[ "${PSQL_VERSION}" != "${NEW_VER}" ]]; then
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echo -n "ERROR: Currently installed version of psql is "
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echo "${PSQL_VERSION}. Expected ${NEW_VER}. Cannot continue."
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cleanup_exit
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fi
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${POSTGRES_DIR}/bin/pg_ctl -D "${POSTGRES_DATA_DIR}" status
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if [[ "$?" -eq 0 ]]; then
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echo "ERROR: It looks like PostgreSQL is running. Cannot continue."
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cleanup_exit
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fi
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# identify any tablespaces that need to be moved after running pg_upgrade
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TABLESPACES=()
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for TS_LINK in "${PG_TBLSPC}"/* ; do
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THIS_TS=$(readlink "${TS_LINK}")
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if [[ "${THIS_TS}" == "${POSTGRES_DATA_DIR}"* ]]; then
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TABLESPACES+=("$(basename ${THIS_TS})")
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fi
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done
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echo -e "\nINFO: Backing up config files"
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for CONF in "${CONFIG_FILES[@]}"; do
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cp -v "${POSTGRES_DATA_DIR}/${CONF}" "${TEMP_CONFIG_DIR}/${CONF}" || cleanup_exit
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done
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echo -e "\nINFO: Initializing new cluster at ${TEMP_NEW_DATA}"
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rm -rf "${TEMP_NEW_DATA}"
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"${INITDB}" -D "${TEMP_NEW_DATA}" || cleanup_exit
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echo -e "\nINFO: Starting new cluster on port ${TEMP_PORT}"
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"${POSTGRES_DIR}/bin/postgres" --port="${TEMP_PORT}" -D "${TEMP_NEW_DATA}" 2>&1 &
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sleep 10 # wait for server to start
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echo -e "\nINFO: Setting up awipsadmin db user"
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"${PSQL}" --port="${TEMP_PORT}" --db=postgres -c \
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'create role awipstmp with login superuser createdb createrole;'
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"${PSQL}" --port="${TEMP_PORT}" --db=postgres --user=awipstmp << EOF
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begin;
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alter role awips rename to awipsadmin;
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alter role awipstmp with nologin;
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commit;
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EOF
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"${PSQL}" --port="${TEMP_PORT}" --db=postgres --user=awipsadmin << EOF
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begin;
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alter role awipsadmin with password 'awips';
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drop role awipstmp;
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commit;
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EOF
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echo -e "\nINFO: Stopping new cluster"
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"${POSTGRES_DIR}/bin/pg_ctl" -D "${TEMP_NEW_DATA}" stop
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sleep 3
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# prevent pg_upgrade from prompting for a password for the old cluster
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echo -e "\nINFO: Updating old pg_hba.conf to trust local connections"
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grep -E "local\s+all\s+all\s+trust" "${POSTGRES_DATA_DIR}/pg_hba.conf" >/dev/null
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if [[ "$?" -ne 0 ]]; then
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echo -e "local\tall\tall\ttrust" >> "${POSTGRES_DATA_DIR}/pg_hba.conf" || cleanup_exit
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fi
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# Need to symlink psql,
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# because pg_upgrade expects $POSTGRES_DIR/bin/psql to exist
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echo -e "\nINFO: Creating link to ${PSQL} at ${POSTGRES_DIR}/bin/psql"
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if [[ ! -x "${POSTGRES_DIR}/bin/psql" ]]; then
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ln -fvs "${PSQL}" "${POSTGRES_DIR}/bin/psql" || exit 1
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fi
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echo -e "\nINFO: Starting upgrade"
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${PG_UPGRADE} --jobs=4 --link \
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--old-port="${TEMP_PORT}" \
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--new-port="${TEMP_PORT}" \
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--old-bindir="${POSTGRES_COPY_OF_OLD}/bin" \
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--new-bindir="${POSTGRES_DIR}/bin" \
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--old-datadir="${POSTGRES_DATA_DIR}" \
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--new-datadir="${TEMP_NEW_DATA}" \
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--username=awipsadmin \
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|| cleanup_exit
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# analyze_new_cluster.sh is created by pg_upgrade but is not needed.
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# admin should run the included "rebuild_stats.sh" instead.
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rm -f analyze_new_cluster.sh
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echo -e "\nINFO: Fixing postgresql.conf for 9.5"
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TEMP_POSTGRESQL_CONF="${TEMP_CONFIG_DIR}/postgresql.conf"
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cp -v "${TEMP_POSTGRESQL_CONF}" "${TEMP_POSTGRESQL_CONF}.old" \
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&& $(dirname $0)/_update_postgresql_conf.pl \
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"${TEMP_POSTGRESQL_CONF}" \
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>"${TEMP_POSTGRESQL_CONF}.new" \
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&& mv -v "${TEMP_POSTGRESQL_CONF}.new" "${TEMP_POSTGRESQL_CONF}"
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[[ "$?" -eq 0 ]] || cleanup_exit
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echo -e "\nINFO: Copying config files to new data directory"
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for CONF in "${CONFIG_FILES[@]}"; do
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cp -v "${TEMP_CONFIG_DIR}/${CONF}" "${TEMP_NEW_DATA}/${CONF}" || cleanup_exit
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done
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echo -e "\nINFO: Moving tablespaces"
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for TS_DIR in "${TABLESPACES[@]}"; do
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mv -v "${POSTGRES_DATA_DIR}/${TS_DIR}" "${TEMP_NEW_DATA}" || cleanup_exit
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done
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echo -e "\nINFO: Moving new data dir to ${POSTGRES_DATA_DIR}"
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rm -rf "${TEMP_OLD_DATA}"
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mkdir "${TEMP_OLD_DATA}" || cleanup_exit
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mv "${POSTGRES_DATA_DIR}"/* "${TEMP_OLD_DATA}"
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mv "${TEMP_NEW_DATA}"/* "${POSTGRES_DATA_DIR}"
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echo -e "\nINFO: Deleting temp directories"
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rm -rf "${TEMP_OLD_DATA}"
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rm -rf "${TEMP_NEW_DATA}"
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rm -rf "${TEMP_CONFIG_DIR}"
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echo -e "\nINFO: Removing symlinked psql"
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if [[ -h "${POSTGRES_DIR}/bin/psql" ]]; then
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rm -f "${POSTGRES_DIR}/bin/psql"
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fi
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echo -e "\nINFO: Syncing disks"
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sync
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echo -e "\nINFO: ****************************************"
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echo "INFO: ** UPGRADE COMPLETE **"
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echo "INFO: ****************************************"
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