diff --git a/pg_interception/ls1 b/pg_interception/ls1
new file mode 100644
index 0000000..6113b39
--- /dev/null
+++ b/pg_interception/ls1
@@ -0,0 +1,108 @@
+16.d
+15.12
+12.11
+17.c
+17.d
+18.d
+16.f
+12.13
+18.c
+16.e
+13.13
+16.19
+15.6
+19.18
+18.19
+13.6
+17.1a
+16.15
+15.a
+14.b
+19.17
+18.16
+16.14
+15.b
+14.a
+19.14
+18.15
+13.a
+14.9
+18.14
+15.9
+13.b
+14.8
+18.10
+15.d
+17.13
+12.d
+18.1c
+16.1e
+17.1f
+19.1c
+15.0
+12.3
+13.2
+19.1f
+17.1d
+17.33
+17.3e
+17.45
+17.8
+12.15
+18.b
+19.a
+17.47
+18.9
+17.51
+17.37
+17.70
+17.52
+17.58
+17.42
+16.8
+17.61
+17.7f
+17.43
+17.7e
+17.25
+17.7c
+17.3f
+17.79
+17.76
+17.46
+17.65
+17.28
+17.75
+17.3a
+17.74
+17.54
+15.f
+17.11
+17.6e
+17.63
+17.72
+17.4a
+17.31
+17.69
+17.2d
+17.2b
+17.27
+12.16
+15.1a
+16.5
+17.5
+13.19
+16.6
+18.4
+16.1
+16.0
+14.1d
+16.3
+17.3
+14.1c
+13.1f
+12.1e
+16.2
+12.1
+19.1e
+
diff --git a/pg_interception/ls2 b/pg_interception/ls2
new file mode 100644
index 0000000..606deb0
--- /dev/null
+++ b/pg_interception/ls2
@@ -0,0 +1,262 @@
+.f
+17.37
+2.3
+2.e
+13.b
+17.2a
+12.14
+17.26
+17.24
+17.1e
+16.5
+17.2b
+12.13
+19.9
+17.1a
+17.40
+17.19
+17.16
+15.6
+13.19
+17.13
+16.18
+2.19
+16.6
+17.49
+16.4
+16.1f
+16.1e
+12.15
+19.7
+17.22
+2.14
+16.1b
+17.3a
+15.2
+17.69
+16.1
+17.36
+17.27
+16.15
+17.1
+16.13
+16.0
+17.3
+18.0
+15.f
+17.11
+17.7f
+15.c
+15.b
+17.41
+17.14
+17.35
+17.4a
+17.1d
+2.11
+15.a
+15.4
+17.2
+16.19
+17.44
+13.18
+19.f
+13.14
+17.47
+17.6b
+17.23
+17.5b
+17.2f
+17.48
+12.1e
+12.18
+15.11
+17.64
+17.3b
+12.d
+13.3
+16.9
+13.7
+12.0
+17.74
+19.5
+2.7
+17.28
+2.d
+12.11
+17.3c
+17.5a
+13.a
+15.1a
+16.8
+16.2
+16.a
+14.8
+19.0
+13.13
+17.54
+13.e
+17.59
+12.1
+12.16
+12.e
+13.1c
+19.12
+16.16
+17.5f
+13.15
+14.b
+16.f
+17.25
+19.1a
+14.1d
+13.12
+15.3
+13.1e
+13.9
+17.9
+13.2
+15.8
+13.6
+17.34
+13.0
+17.1f
+14.1f
+18.1d
+2.0
+14.a
+13.c
+14.16
+1.0
+15.13
+2.8
+16.d
+14.1c
+14.1e
+17.29
+17.65
+12.19
+14.7
+14.9
+17.42
+17.46
+17.52
+17.d
+17.6f
+16.14
+14.f
+16.10
+2.10
+15.0
+15.9
+2.1d
+12.1f
+18.19
+16.3
+15.12
+17.75
+13.1d
+15.19
+19.1e
+12.3
+17.3e
+17.3f
+17.8
+17.45
+17.4d
+12.12
+17.4e
+17.51
+14.15
+17.53
+18.3
+18.10
+17.58
+18.4
+17.5
+17.56
+17.5d
+17.60
+15.1d
+17.57
+17.61
+17.33
+19.1
+2.1
+17.62
+17.3d
+2.1f
+17.63
+19.4
+17.67
+17.68
+17.6a
+17.6c
+17.43
+17.6e
+17.70
+17.72
+17.f
+13.1f
+17.73
+17.76
+17.77
+19.14
+17.79
+17.7a
+16.7
+2.a
+17.7c
+18.6
+2.6
+17.7e
+17.c
+17.e
+18.13
+12.1c
+18.14
+18.15
+18.16
+18.18
+17.2d
+18.1
+18.1c
+18.1e
+18.1f
+17.31
+18.9
+18.b
+13.1b
+18.c
+18.d
+19.13
+19.17
+19.18
+19.1f
+19.1c
+19.a
+2.1b
+2.b
+19.b
+19.c
+2.12
+17.2e
+17.55
+2.13
+2.c
+2.15
+2.16
+15.5
+2.17
+19.1d
+2.18
+15.d
+2.1c
+16.e
+2.1e
+2.2
+2.1a
+2.4
+2.5
+2.9
+
diff --git a/pg_interception/main.py b/pg_interception/main.py
new file mode 100644
index 0000000..d938248
--- /dev/null
+++ b/pg_interception/main.py
@@ -0,0 +1,23 @@
+# import subprocess
+import re
+import sys
+
+def process_lines(object):
+    for i in object:
+        if regexp.search(i):
+            # print(i)
+            yield i
+
+if __name__ == '__main__':
+    regexp = re.compile(r"\d+..{1,}")
+    try:
+        with open(sys.argv[1],"r") as file1, open(sys.argv[2],"r") as file2, open(sys.argv[3],"w+") as res_file:
+            first = [y.strip() for y in process_lines(file1) if regexp.search(y)]
+            first = set(first)
+            second = [y.strip() for y in process_lines(file2) if regexp.search(y)]
+            second = set(second)
+            for kek in process_lines(second.intersection(first)):
+                res_file.write(kek + '\n')
+        # print(second.intersection(first))
+    except IndexError as e:
+        print("We need two files")
diff --git a/pg_interception/result b/pg_interception/result
new file mode 100644
index 0000000..b5e4bf5
--- /dev/null
+++ b/pg_interception/result
@@ -0,0 +1,107 @@
+17.72
+13.6
+14.1c
+17.61
+16.14
+17.13
+16.2
+17.5
+17.76
+19.a
+18.9
+17.70
+13.2
+18.10
+19.18
+17.7e
+16.6
+17.1f
+17.1a
+17.79
+17.63
+14.1d
+12.13
+13.b
+14.a
+15.b
+17.7c
+14.8
+17.d
+12.1e
+17.25
+16.3
+18.c
+15.a
+18.16
+14.9
+15.f
+17.3e
+19.1f
+17.52
+15.0
+19.17
+17.3a
+17.69
+17.58
+17.6e
+13.1f
+17.27
+16.0
+16.d
+16.15
+12.15
+17.65
+12.3
+17.2b
+16.1e
+16.f
+17.3f
+18.4
+17.2d
+18.1c
+17.c
+18.d
+18.b
+18.14
+15.9
+17.8
+15.12
+17.74
+14.b
+17.7f
+13.13
+17.47
+17.54
+12.d
+13.a
+17.33
+15.1a
+16.19
+16.5
+16.e
+18.15
+17.75
+17.45
+17.31
+17.4a
+16.1
+12.16
+12.11
+19.1c
+18.19
+17.11
+19.14
+12.1
+17.43
+17.37
+17.3
+17.51
+17.46
+17.28
+13.19
+17.1d
+15.6
+17.42
+15.d
+16.8
+19.1e
diff --git a/rbdmap.sh b/rbdmap.sh
new file mode 100755
index 0000000..7b85e96
--- /dev/null
+++ b/rbdmap.sh
@@ -0,0 +1,210 @@
+#!/usr/bin/bash
+
+create_cmd_params() {
+	local PARAMS="$1"
+	local CMDPARAMS=""
+	local STATE="START"
+	for (( i=0; i<${#PARAMS}; i++ )); do
+		CHAR="${PARAMS:$i:1}"
+		case $CHAR in
+			"#")
+				break
+				;;
+			"'")
+				if [ "$STATE" == "INQUOTE" ];then
+					STATE="NORMAL"
+				else
+					STATE="INQUOTE"
+				fi
+				;;
+			"=")
+				if [ "$STATE" == "INQUOTE" ]; then
+					CMDPARAMS="${CMDPARAMS}${CHAR}"
+				else
+					CMDPARAMS="${CMDPARAMS} "
+				fi
+				;;
+			",")
+				if [ "$STATE" == "INQUOTE" ]; then
+					CMDPARAMS="${CMDPARAMS}${CHAR}"
+				elif [ "$STATE" == "START" ]; then
+					STATE="NORMAL"
+					CMDPARAMS="${CMDPARAMS} --"
+				else
+					CMDPARAMS="${CMDPARAMS} --"
+				fi
+				;;
+			*)
+				if [ "$STATE" == "START" ];then
+					STATE="NORMAL"
+					CMDPARAMS="${CMDPARAMS}--${CHAR}"
+				else
+					CMDPARAMS="${CMDPARAMS}${CHAR}"
+				fi
+				;;
+		esac
+	done
+	echo -n "$CMDPARAMS"
+}
+
+do_map() {
+	# Read /etc/rbdtab to create non-existant mapping
+	RET=0
+	while read DEV PARAMS; do
+		case "$DEV" in
+		  ""|\#*)
+			continue
+			;;
+		  */*)
+			;;
+		  *)
+			DEV=rbd/$DEV
+			;;
+		esac
+
+		CMDPARAMS="$(create_cmd_params "${PARAMS}")"
+		logger -p "daemon.debug" -t rbdmap "Mapping '${DEV}'"
+		newrbd=""
+		MAP_RV=""
+
+		if [ -b /dev/rbd/$DEV ]; then
+			MAP_RV="$(readlink -f /dev/rbd/$DEV)"
+		else
+			MAP_RV="$(rbd device map $DEV $CMDPARAMS 2>&1)"
+			if [ $? -eq 0 ]; then
+			    newrbd="yes"
+			else
+			    RET=$((${RET}+$?))
+			    logger -p "daemon.warning" -t rbdmap "Failed to map '${DEV}"
+			    continue
+			fi
+		fi
+		logger -p "daemon.debug" -t rbdmap "Mapped '${DEV}' to '${MAP_RV}'"
+
+		if [ "$newrbd" ]; then
+			## Mount new rbd
+			MNT_RV=""
+			mount --fake /dev/rbd/$DEV >>/dev/null 2>&1 \
+			&& MNT_RV=$(mount -vn /dev/rbd/$DEV 2>&1)
+			[ -n "${MNT_RV}" ] && logger -p "daemon.debug" -t rbdmap "Mounted '${MAP_RV}' to '${MNT_RV}'"
+
+			## post-mapping
+			if [ -x "/etc/ceph/rbd.d/${DEV}" ]; then
+			    logger -p "daemon.debug" -t rbdmap "Running post-map hook '/etc/ceph/rbd.d/${DEV}'"
+			    /etc/ceph/rbd.d/${DEV} map "/dev/rbd/${DEV}"
+			fi
+		fi
+	done < $RBDMAPFILE
+	exit ${RET}
+
+}
+
+unmount_unmap() {
+	local rbd_dev=$1
+	local mnts=$(findmnt --mtab --source ${rbd_dev} --noheadings \
+							| awk '{print $1}')
+
+	logger -p "daemon.debug" -t rbdmap "Unmapping '${rbd_dev}'"
+	for mnt in ${mnts}; do
+	    logger -p "daemon.debug" -t rbdmap "Unmounting '${mnt}'"
+	    umount "${mnt}" >>/dev/null 2>&1
+	    if mountpoint -q "${mnt}"; then
+		  ## Un-mounting failed.
+		  logger -p "daemon.warning" -t rbdmap "Failed to unmount '${mnt}'"
+		  return 1
+	    fi
+	done
+	## Un-mapping.
+	rbd device unmap $rbd_dev >>/dev/null 2>&1
+	if [ $? -ne 0 ]; then
+	    logger -p "daemon.warning" -t rbdmap "Failed to unmap '${mnt}'"
+	    return 1
+	fi
+	logger -p "daemon.debug" -t rbdmap "Unmapped '${rbd_dev}'"
+
+	return 0
+}
+
+do_unmap_all() {
+	RET=0
+	## Unmount and unmap all rbd devices
+	if ls /dev/rbd[0-9]* >/dev/null 2>&1; then
+		for DEV in /dev/rbd[0-9]*; do
+			## pre-unmapping
+			for L in $(find /dev/rbd -type l); do
+			    LL="${L##/dev/rbd/}"
+			    if [ "$(readlink -f $L)" = "${DEV}" ] \
+			    && [ -x "/etc/ceph/rbd.d/${LL}" ]; then
+			        logger -p "daemon.debug" -t rbdmap "Running pre-unmap hook for '${DEV}': '/etc/ceph/rbd.d/${LL}'"
+			        /etc/ceph/rbd.d/${LL} unmap "$L"
+			        break
+			    fi
+			done
+
+			unmount_unmap "$DEV" || RET=$((${RET}+$?))
+
+		done
+	fi
+	exit ${RET}
+}
+
+do_unmap() {
+	RET=0
+	## skip if nothing is mapped
+	ls /dev/rbd[0-9]* >/dev/null 2>&1 || exit ${RET}
+
+	# Read /etc/rbdtab to create non-existant mapping
+	while read DEV PARAMS; do
+		case "$DEV" in
+		  ""|\#*)
+			continue
+			;;
+		  */*)
+			;;
+		  *)
+			DEV=rbd/$DEV
+			;;
+		esac
+
+		MAP_RV="$(readlink -f /dev/rbd/$DEV)"
+		if [ ! -b $MAP_RV ]; then
+			logger -p "daemon.debug" -t rbdmap "$DEV not mapped, skipping unmap"
+			continue
+		fi
+
+		## pre-unmapping
+		if [ -x "/etc/ceph/rbd.d/${DEV}" ]; then
+			logger -p "daemon.debug" -t rbdmap "Running pre-unmap hook '/etc/ceph/rbd.d/${DEV}'"
+			/etc/ceph/rbd.d/${DEV} unmap "/dev/rbd/${DEV}"
+		fi
+
+		unmount_unmap "$MAP_RV" || RET=$((${RET}+$?))
+
+	done < $RBDMAPFILE
+	exit ${RET}
+}
+
+# default to reasonable value if RBDMAPFILE not set in environment
+RBDMAPFILE="${RBDMAPFILE:-/etc/ceph/rbdmap}"
+
+if [ ! -f "$RBDMAPFILE" ]; then
+	logger -p "daemon.warning" -t rbdmap "No $RBDMAPFILE found."
+	exit 0
+fi
+
+case "$1" in
+  map)
+	do_map
+	;;
+
+  unmap)
+	do_unmap
+	;;
+
+  unmap-all)
+	do_unmap_all
+	;;
+
+  *)
+	echo "Usage: rbdmap map | unmap | unmap-all"
+esac