update

Docker-Swarm/portainer-agent-stack.yml

@@ -0,0 +1,36 @@
+version: '3.2'
+
+services:
+  agent:
+    image: portainer/agent:2.19.4
+    volumes:
+      - /var/run/docker.sock:/var/run/docker.sock
+      - /var/lib/docker/volumes:/var/lib/docker/volumes
+    networks:
+      - agent_network
+    deploy:
+      mode: global
+      placement:
+        constraints: [node.platform.os == linux]
+
+  portainer:
+    image: portainer/portainer-ce:2.19.4
+    command: -H tcp://tasks.agent:9001 --tlsskipverify
+    ports:
+      - "9443:9443"
+      - "9000:9000"
+      - "8000:8000"
+    volumes:
+      - /mnt/Portainer:/data
+    networks:
+      - agent_network
+    deploy:
+      mode: replicated
+      replicas: 1
+      placement:
+        constraints: [node.role == manager]
+
+networks:
+  agent_network:
+    driver: overlay
+    attachable: true

Docker-Swarm/swarm-3-nodes.sh

@@ -38,9 +38,6 @@ user=ubuntu
 # Interface used on remotes
 interface=eth0
 
-# Set the virtual IP address (VIP)
-vip=192.168.3.50
-
 # Array of all manager nodes
 allmanagers=($manager1 $manager2 $manager3)
 
@@ -53,12 +50,6 @@ workers=($worker1 $worker2)
 # Array of all
 all=($manager1 $worker1 $worker2)
 
-# Array of all minus manager1
-allnomanager1=($manager2 $manager3 $worker1 $worker2)
-
-#Loadbalancer IP range
-lbrange=192.168.3.60-192.168.3.80
-
 #ssh certificate name variable
 certName=id_rsa
 
@@ -132,9 +123,7 @@ echo -e " \033[32;5mManager1 Completed\033[0m"
 managerToken=`cat manager`
 workerToken=`cat worker`
 
-
+# Step 3: Connect additional worker
-
-# Step 4: Connect additional worker
 for newnode in "${workers[@]}"; do
   ssh -tt $user@$newnode -i ~/.ssh/$certName sudo su <<EOF
   docker swarm join \
@@ -145,7 +134,7 @@ EOF
   echo -e " \033[32;5m$newnode - Worker node joined successfully!\033[0m"
 done
 
-# Step 5: Create GlusterFS Cluster across all nodes (connect to Manager1) - we will also label our nodes to restrict deployment of services to workers only
+# Step 4: Create GlusterFS Cluster across all nodes (connect to Manager1) - we will also label our nodes to restrict deployment of services to workers only
 ssh -tt $user@$manager1 -i ~/.ssh/$certName sudo su <<EOF
 gluster peer probe $manager1; gluster peer probe $worker1; gluster peer probe $worker2;
 gluster volume create staging-gfs replica 3 $manager1:/gluster/volume1 $worker1:/gluster/volume1 $worker2:/gluster/volume1 force
@@ -157,7 +146,7 @@ exit
 EOF
 echo -e " \033[32;5mGlusterFS created\033[0m"
 
-# Step 6: Connect to all machines to ensure that GlusterFS mount restarts after boot
+# Step 5: Connect to all machines to ensure that GlusterFS mount restarts after boot
 for newnode in "${all[@]}"; do
   ssh $user@$newnode -i ~/.ssh/$certName sudo su <<EOF
   echo 'localhost:/staging-gfs /mnt glusterfs defaults,_netdev,backupvolfile-server=localhost 0 0' >> /etc/fstab
@@ -169,7 +158,7 @@ EOF
 done
 
 # OPTIONAL #
-# Step 7: Add Portainer
+# Step 6: Add Portainer
 ssh -tt $user@$manager1 -i ~/.ssh/$certName sudo su <<EOF
 curl -L https://downloads.portainer.io/ce2-19/portainer-agent-stack.yml -o portainer-agent-stack.yml
 docker stack deploy -c portainer-agent-stack.yml portainer

Docker-Swarm/swarm.sh

@@ -38,14 +38,11 @@ user=ubuntu
 # Interface used on remotes
 interface=eth0
 
-# Set the virtual IP address (VIP)
-vip=192.168.3.50
-
 # Array of all manager nodes
 allmanagers=($manager1 $manager2 $manager3)
 
-# Array of manager nodes
+# Array of extra managers
-managers=($manager2 $manager3)
+$managers=($manager2 $manager3)
 
 # Array of worker nodes
 workers=($worker1 $worker2)
@@ -53,12 +50,6 @@ workers=($worker1 $worker2)
 # Array of all
 all=($manager1 $manager2 $manager3 $worker1 $worker2)
 
-# Array of all minus manager1
-allnomanager1=($manager2 $manager3 $worker1 $worker2)
-
-#Loadbalancer IP range
-lbrange=192.168.3.60-192.168.3.80
-
 #ssh certificate name variable
 certName=id_rsa
 
@@ -90,6 +81,8 @@ scp -i /home/$user/.ssh/$certName /home/$user/$certName.pub $user@$manager1:~/.s
 # Install dependencies for each node (Docker, GlusterFS)
 for newnode in "${all[@]}"; do
   ssh $user@$newnode -i ~/.ssh/$certName sudo su <<EOF
+  iptables -F    
+  iptables -P INPUT ACCEPT  
   # Add Docker's official GPG key:
   apt-get update
   NEEDRESTART_MODE=a apt install ca-certificates curl gnupg -y