dda-backup/infrastructure/docker/image/resources/pg-functions.sh
2021-11-12 11:52:47 +01:00

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function init-role-repo() {
local command="restic -r ${RESTIC_REPOSITORY}/pg-role -v init"
if [ -z ${CERTIFICATE_FILE} ];
then
${command}
else
${command} --cacert ${CERTIFICATE_FILE}
fi
}
function init-database-repo() {
local command="restic -r ${RESTIC_REPOSITORY}/pg-database -v init"
if [ -z ${CERTIFICATE_FILE} ];
then
${command}
else
${command} --cacert ${CERTIFICATE_FILE}
fi
}
function drop-create-db() {
psql -d template1 -h ${POSTGRES_SERVICE} -p ${POSTGRES_PORT} -U ${POSTGRES_USER} \
--no-password -c "DROP DATABASE \"${POSTGRES_DB}\";"
psql -d template1 -h ${POSTGRES_SERVICE} -p ${POSTGRES_PORT} -U ${POSTGRES_USER} \
--no-password -c "CREATE DATABASE \"${POSTGRES_DB}\";"
}
function create-pg-pass() {
local pg_host=${POSTGRES_HOST:-localhost}
echo "${pg_host}:${POSTGRES_DB}:${POSTGRES_USER}:${POSTGRES_PASSWORD}" > /root/.pgpass
echo "${POSTGRES_HOST}:template1:${POSTGRES_USER}:${POSTGRES_PASSWORD}" >> /root/.pgpass
chmod 0600 /root/.pgpass
}
function backup-roles() {
local role_prefix="$1"; shift
local command_unlock="restic -v -r ${RESTIC_REPOSITORY}/pg-role unlock --cleanup-cache"
local command_pg_dump="pg_dumpall -h ${POSTGRES_SERVICE} -p ${POSTGRES_PORT} -U${POSTGRES_USER} --no-password --roles-only | \
grep ${role_prefix} | \
restic -r ${RESTIC_REPOSITORY}/pg-role backup --stdin"
local command_forget="restic -v -r ${RESTIC_REPOSITORY}/pg-role forget --keep-last 1 --keep-within ${RESTIC_DAYS_TO_KEEP}d --prune"
if [ -z ${CERTIFICATE_FILE} ];
then
${command_unlock}
${command_pg_dump}
${command_forget}
else
${command_unlock} --cacert ${CERTIFICATE_FILE}
${command_pg_dump} --cacert ${CERTIFICATE_FILE}
${command_forget} --cacert ${CERTIFICATE_FILE}
fi
}
function backup-db-dump() {
local command_unlock="restic -v -r ${RESTIC_REPOSITORY}/pg-database unlock --cleanup-cache"
local command_pg_dump="pg_dump -d ${POSTGRES_DB} -h ${POSTGRES_SERVICE} -p ${POSTGRES_PORT} \
-U ${POSTGRES_USER} --no-password --serializable-deferrable | \
restic -r ${RESTIC_REPOSITORY}/pg-database backup --stdin"
local command_forget="restic -v -r ${RESTIC_REPOSITORY}/pg-database forget --keep-last 1 --keep-within ${RESTIC_DAYS_TO_KEEP}d --prune"
if [ -z ${CERTIFICATE_FILE} ];
then
${command_unlock}
${command_pg_dump}
${command_forget}
else
${command_unlock} --cacert ${CERTIFICATE_FILE}
${command_pg_dump} --cacert ${CERTIFICATE_FILE}
${command_forget} --cacert ${CERTIFICATE_FILE}
fi
}
function restore-roles() {
local command_unlock="restic -v -r ${RESTIC_REPOSITORY}/pg-role unlock --cleanup-cache"
local command_pg_dump="restic -r ${RESTIC_REPOSITORY}/pg-role dump latest stdin | \
psql -d template1 -h ${POSTGRES_SERVICE} -p ${POSTGRES_PORT} -U ${POSTGRES_USER} \
--no-password"
if [ -z ${CERTIFICATE_FILE} ];
then
${command_unlock}
${command_pg-dump}
else
${command_unlock} --cacert ${CERTIFICATE_FILE}
${command_pg_dump} --cacert ${CERTIFICATE_FILE}
fi
}
function restore-db() {
local command_unlock="restic -v -r ${RESTIC_REPOSITORY}/pg-database unlock --cleanup-cache"
local command_pg_dump="restic -r ${RESTIC_REPOSITORY}/pg_database dump latest stdin | \
psql -d ${POSTGRES_DB} -h ${POSTGRES_SERVICE} -p ${POSTGRES_PORT} -U ${POSTGRES_USER} \
--no-password"
if [ -z ${CERTIFICATE_FILE} ];
then
${command_unlock}
${command_pg_dump}
else
${command_unlock} --cacert ${CERTIFICATE_FILE}
${command_pg_dump} --cacert ${CERTIFICATE_FILE}
fi
}