From 10754eb7ca2caa64f543c60b5f8327330210e449 Mon Sep 17 00:00:00 2001
From: zeus <rootapostolos@swarmlab.io>
Date: Thu, 4 Mar 2021 22:51:48 +0200
Subject: [PATCH] nmap

---
 README.md                                     | 25 ++++++++-----------
 .../usr/share/swarmlab.io/sec/swarmlab-nmap   |  6 +++++
 .../usr/share/swarmlab.io/sec/swarmlab-sec    |  7 ++++++
 3 files changed, 23 insertions(+), 15 deletions(-)
 create mode 100755 install/usr/share/swarmlab.io/sec/swarmlab-nmap

diff --git a/README.md b/README.md
index cfe0d86..13ca163 100644
--- a/README.md
+++ b/README.md
@@ -51,10 +51,17 @@ This is a quickstart guide of howto use this *LabInstance to deploy MPI programs
 ```
 
 
+#### Create hosts file
+
+
+```bash
+
+```
+
 
 #### Compile
 
-> mpicc -o /home/ubuntu/mpi_hello_world examples/mpi_hello_world.c
+> mpicc -o /project/mpi_hello_world examples/mpi_hello_world.c
 
 #### run the MPI hello world program
 
@@ -68,24 +75,12 @@ This is a quickstart guide of howto use this *LabInstance to deploy MPI programs
 # scp hello wrold to all clients. sudo -u mpi for auto scp connect. see /home/mpi/.ssh 
 while read -r line; 
  do 
-   scp /home/ubuntu/mpi_hello_world ubuntu@$line:/home/ubuntu/mpi_hello_world
-done < /home/ubuntu/hosts
+   scp /project/mpi_hello_world ubuntu@$line:/project/mpi_hello_world
+done < /project/hosts
 ```
 ---
  
 
-#### Publish Your Work
-
-
-```bash
-
- mkdir /home/ubuntu/directory
- put your files and other directories into /home/ubuntu/directory
- swarmlab-publish /home/ubuntu/directory
- open URL in Browser
-
-```
-
 
 ---
 **MORE INFO** 
diff --git a/install/usr/share/swarmlab.io/sec/swarmlab-nmap b/install/usr/share/swarmlab.io/sec/swarmlab-nmap
new file mode 100755
index 0000000..b739754
--- /dev/null
+++ b/install/usr/share/swarmlab.io/sec/swarmlab-nmap
@@ -0,0 +1,6 @@
+#/bin/sh
+
+#ip=`nslookup hybrid-mpi_master_1.hybrid-mpi_hybrid-mpi | grep Addr | cut -d':' -f2 | grep -v 127.0.`
+ip=`nslookup $NODENAME | grep Addr | cut -d':' -f2 | grep -v 127.0.`
+nmap -sn -oG - $ip/24 | grep Up | cut -d ' ' -f 2
+
diff --git a/install/usr/share/swarmlab.io/sec/swarmlab-sec b/install/usr/share/swarmlab.io/sec/swarmlab-sec
index 3d0283f..ee9eb64 100755
--- a/install/usr/share/swarmlab.io/sec/swarmlab-sec
+++ b/install/usr/share/swarmlab.io/sec/swarmlab-sec
@@ -41,6 +41,7 @@ IMAGE_origin="hub.swarmlab.io:5480/hybrid-mpi:latest"
 bootstrap="sec_bootstrap"
 hostnames="auto_update_hosts"
 hostnames_get="get_hosts"
+NODENAME=${HYBRID_NETWORK}_master_1.${HYBRID_NETWORK}_${HYBRID_NETWORK}
 # shellcheck disable=SC1091
 #. ./.env
 
@@ -310,6 +311,8 @@ fi
 
 
 /bin/mkdir -p $Wdir/project
+/bin/mkdir -p $Wdir/project/bin
+/bin/cp -f $DIR/project/swarmlab-nmap $Wdir/project/bin
 /bin/cp -f $DIR/project/mpich-3.2.tar.gz $Wdir
 /bin/cp -f $DIR/project/examples $Wdir/project
 /bin/cp -f $DIR/project/hello_world.sh $Wdir/project
@@ -333,6 +336,8 @@ services:
   master:
     image: $REGISTRY_ADDR:$REGISTRY_PORT/$IMAGE_NAME
     privileged: true
+    environment:
+     - NODENAME=${NODENAME}
     cap_add:
       - NET_ADMIN
     user: root
@@ -348,6 +353,8 @@ services:
   worker:
     image: $REGISTRY_ADDR:$REGISTRY_PORT/$IMAGE_NAME
     privileged: true
+    environment:
+     - NODENAME=${NODENAME}
     cap_add:
       - NET_ADMIN
     user: root