From d78abf73fce67257af1f651953c27e8aada8269b Mon Sep 17 00:00:00 2001
From: Ken Fong <xpk@headdesk.me>
Date: Wed, 2 Jan 2019 14:10:27 +0800
Subject: [PATCH] initial commit

---
 mysqldump-aes.sh | 65 ++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 65 insertions(+)
 create mode 100644 mysqldump-aes.sh

diff --git a/mysqldump-aes.sh b/mysqldump-aes.sh
new file mode 100644
index 0000000..9fb167f
--- /dev/null
+++ b/mysqldump-aes.sh
@@ -0,0 +1,65 @@
+#!/bin/bash
+
+LOGFILE="/var/log/mysqldumps.log"
+function log {
+	echo "$(date) - $1" >> $LOGFILE
+}
+
+MYSQLBIN=/usr/bin
+MYSQLBACKUPPATH="/db-dumps"
+MYSQLUSER="root"
+MYSQLPASS="3/FFzU|-F+Xu"
+RETENTION=14
+FAILFLAG=0
+AESPASS=/usr/local/soap/bin/aes-passphrase
+
+# Specify connection method
+#MYSQLCONN=""
+MYSQLCONN="-S /u03/mysql/mysql.sock"
+
+log "========== Starting Database Dumps ==========" >> $LOGFILE
+
+# Script begins
+DATABASES=`$MYSQLBIN/mysql -u${MYSQLUSER} -p${MYSQLPASS} ${MYSQLCONN} -Nse "show databases;"`
+if [ $? -gt 0 ]; then
+    log "========== Error: Could not execute 'show databases' ==========" 
+    FAILFLAG=1
+fi
+
+# clean up stale archives
+find $MYSQLBACKUPPATH -name "MYB*" -type d -mtime +$RETENTION | xargs rm -Rf
+
+# create dated directory
+DATESTAMP=$(date +%Y%m%d)
+DSTDIR=${MYSQLBACKUPPATH}/MYB-${DATESTAMP}
+mkdir -vp $DSTDIR 
+
+# backup dataabse individually
+# possibly use background and wait to do this in parallel
+# but need to check each bg process's exit code!
+
+for DB in $DATABASES; do
+	case ${DB} in
+		information_schema|performance_schema)
+      			continue
+		;;
+	esac
+
+        log "Backup up ${DB}" 
+        $MYSQLBIN/mysqldump --opt --routines -u${MYSQLUSER} -p${MYSQLPASS} ${MYSQLCONN} ${DB} > ${DSTDIR}/${DB}.sql 2>> $LOGFILE 
+if [ $? -gt 0 ]; then
+            log "Backup of ${DB} failed"
+            FAILFLAG=1
+fi
+gzip -fc ${DSTDIR}/${DB}.sql | openssl enc -aes-256-cbc -salt -out ${DSTDIR}/${DB}.sql.gz.aes -pass file:/usr/local/soap/bin/aes-passphrase
+rm -f ${DSTDIR}/${DB}.sql
+done
+
+if [ $FAILFLAG -gt 0 ]; then
+    log "========== Errors Encountered During Data Dump ==========" 
+else
+    log "========== All Databases Dumped Successfully ==========" 
+fi
+
+exit 0
+