reNameCollectionMonthly.sh

#!/usr/bin/env bash

DB_HOST="10.8.2.97" && \
DB_NAME_EVENTS="eventsV4" && \
DB_COLLECITON_NAME="eventV4" && \

YEAR=$(date -d -1day '+%Y') && \
MONTH=$(date -d -1day '+%m') && \
DAY=$(date -d -1day '+%d') && \

LOGFILE=/tmp/renameCollectionEventV4EveryMonth_"$YEAR$MONTH".log && \
echo "[*] " > "$LOGFILE"

echolog()
(
    echo "[*] $1"
    echo "[*] $1" >> "$LOGFILE"
)

echolog "code start $(date)"
echolog "******************************************"
echolog "* rename eventv4 every month first day   *"
echolog "* @diggzhang                             *"
echolog "******************************************"

echolog "$DB_HOST: $DB_NAME_EVENTS: $DB_COLLECITON_NAME: $YEAR$MONTH$DAY"

echolog "Part.1 start-----------------------------------------*"
echolog "Rename collection"

echo "db.$DB_COLLECITON_NAME.renameCollection(\"$DB_COLLECITON_NAME$YEAR$MONTH$DAY\")" > "mongoRenameEvents$YEAR$MONTH$DAY".js && \

./mongo --host $DB_HOST $DB_NAME_EVENTS ./"mongoRenameEvents$YEAR$MONTH$DAY".js >> "$LOGFILE"

echolog "Part.1 end-------------------------------------------*"

echolog "code end $(date)"