added remote work with hosts and autoinstall packages for script (debian/ubuntu) 05.04.22|03:51

src/back_db.sh

@@ -1,9 +1,17 @@
 #!/bin/bash
 #
 # license: GPL V2.0
-# version: 1.3.0
+# version: 1.3.2
 # script author: Koshuba V - stvixfree@gmail.com
+# 2022
+## only pgsql & mysql
 #
+## dependencies scripts
+#<tools_script>
+pkgdep=("postgresql-client" "mariadb-client");	# packages
+get_tools=( "pg_dump" "mysqldump"  ); 		# tools for script
+#</tools_script>
+
 ## only pgsql & mysql
 ## the array database name
 DBDATA=( "base1" "base2" );
@@ -15,14 +23,41 @@ LOGINDB=( "dblogin1" "dblogin2" );
 PASSWDB=( "mypassdb1" "mypassdb2" );
 ## the array type databases
 TYPEDB=( "pgsql" "mysql" )
+## the array hosts
+HOSTDB=( "10.1.0.2" "10.1.0.7" )
 ## log file
 LOG_FILE="/var/log/syslog.log";
-## messages
+#
 MESS_OK="Резервное копирвание базы $DBNAME выполнено"; # Backup database $ DBNAME done
 MESS_FAIL="Ошибка резервного копирования базы $DBNAME"; # Backup database $ DBNAME error
-## intermediate values
 dbname="none";
 #########################################################
+
+#<Fn_get-tools>
+function getTools() {
+
+for ((itools=0; itools != ${#get_tools[@]}; itools++))
+ do
+checktool=$(whereis -b ${get_tools[$itools]}|awk '/^'${get_tools[$itools]}':/{print $2}')
+if [[ $checktool = "" ]];
+    then
+	sudo apt install ${pkgdep[$itools]};
+fi
+checktool=$(whereis -b ${get_tools[$itools]}|awk '/^'${get_tools[$itools]}':/{print $2}')
+if [[ $checktool != "" ]];
+    then
+	eval get_${get_tools[$itools]}=$(whereis -b ${get_tools[$itools]}|awk '/^'${get_tools[$itools]}':/{print $2}');
+	list_tools[${#list_tools[@]}]="$(whereis -b ${get_tools[$itools]}|awk '/^'${get_tools[$itools]}':/{print $2}')";
+    else
+	echo "Sorry, there are no required packages to work, please install: ${pkgdep[@]}"
+	exit 0;
+fi
+done
+backDB;
+}
+
+
+
 function backDB() {
 for ((dbinx=0; dbinx != ${#DBDATA[@]}; dbinx++))
     do
@@ -32,26 +67,34 @@ for ((dbinx=0; dbinx != ${#DBDATA[@]}; dbinx++))
     dbtype=${TYPEDB[$dbinx]};
     dblogin=${LOGINDB[$dbinx]}
     dbpass=${PASSWDB[$dbinx]}
+    dbhost=${HOSTDB[$dbinx]}
+    cd $rpath;
     if [ "$dbtype" = "pgsql" ];
      then
-	sudo -u postgres pg_dump -C $dbname > $rpath/$dbname"_"$rdate.sql
-	tar -cJf $rpath/$dbname"_"$rdate.tar.xz $rpath/$dbname"_"$rdate.sql;
-	rm $rpath/$dbname"_"$rdate.sql;
+	if [ ! -d $rpath/$dbname ];
+    	    then
+	    mkdir -p $rpath/$dbname;
+	    fi
+	sudo pg_dump -h$dbhost -u$dblogin -p$dbpass $dbname > $rpath/$dbname/$dbname"_"$rdate.sql
+	tar -cJf $rpath/$dbname/$dbname"_"$rdate.tar.xz $rpath/$dbname/$dbname"_"$rdate.sql;
+	rm $rpath/$dbname/$dbname"_"$rdate.sql
 	echo "$(date) -- backup pgbase $MESS_OK">>$LOG_FILE
+	date|mailx -a "Content-Type: text/plain; charset=UTF-8" -s "$(date) -- backup pgbase $MESS_OK" admin@spikcom.ru
     fi
     if [ "$dbtype" = "mysql" ];
      then
-	mysqldump -u $dblogin -p$dbpass $dbname| gzip > $rpath/$dbname"_"$rdate.sql.gz
+	if [ ! -d $rpath/$dbname ];
+    	    then
+	    mkdir -p $rpath/$dbname;
+	    fi
+	sudo mysqldump -v -h$dbhost -u$dblogin -p$dbpass $dbname | pigz -c9 > $rpath/$dbname/$dbname"_"$rdate.sql.gz
 	echo "$(date) -- backup mysqlbase $MESS_OK">>$LOG_FILE
+	date|mailx -a "Content-Type: text/plain; charset=UTF-8" -s "$(date) -- backup mysqlbase $MESS_OK" admin@spikcom.ru
     fi
+    cd;
 done
 }
 
-if [ ! -d $BACKPATH ];
-     then
-	mkdir -p $BACKPATH;
-fi
-
-backDB;
+getTools;
 
 exit 0