In version2, I have made several changes to continue with this project Added device details page for each device Refresh database button for upto date device details Refresh button for each device Notification if the last refresh of device data is greater than 200 seconds Also added is a device base template cofig generator. More […]
Scrapli and Flask – Part 5: Additional Device Details Read More »
I needed to pass a list of error IP addresses from one Flask view to another. Flask views are just two different functions, they define the pages on the website. The error IP list was created when on page devices/info and they are to be displayed on page devices/inventory as errors. Method 1 This first
Passing Variables Between Flask Views Read More »
Although this is similar to the previous post of Scrapli Async and Multi threading. The difference is here is that it is a working example of what will be used in the Scrapli & Flask Project. In the code below I will be using Scrapli to connect to 8 of my devices in the GNS3
Scrapli & Flask Project Multi Threading Device Commands Read More »
Scrapli can use Asyncio instead of multi processing or multi threading. Briefly Asyncio is the ability of the script to continue running while waiting for some input/output. The reason you would prefer this over muti threading or processing is becasue Asyncio uses a single thread only reducing any resource issues. Async is not parrallelism like
Scrapli Asyncio and Paramiko Read More »
The Arista vEOS switch was a little tricky to get working on GNS3. Arista do provide a vEOS for lab testing. All you need is to sign up with any email and the vEOS software for labs will be at the bottom. Registration can be found here: https://www.arista.com/en/user-registrationDownloaidn the image once registered can be found
Arista vEOS in GNS3 Read More »
Now that Scrapli is able to talk to the Cisco devices and then add that data into the database to be displayed in Flask, I have improved on the web app to allow for; Mass adding of devices by IP address Error checking each IP address and notifying the user Code for the this current
Scrapli and Flask – Part 4: Mass Adding of Devices Read More »
In my GNS3 lab for my TACACS Netmiko project I had several devices that I wanted to backup. This is a script I wrote a while ago that is a basic backup. The script may be found on my GitHub There are a number of things wrong with this script which I should address. The
Netmiko Automation Cisco Lab Backup Read More »
In my GNS3 lab for my TACACS Netmiko project I had an issue with my tacGUI boxes not retaining their DHCP addresses and not accepting a static IP address. https://www.gns3.com/community/featured/tacacs-appliance-with-gui The underlying OS on these VMs is Apline Linux 3.7. The documentation states that there are two methods for configuring the static IP based on
GNS3 tacacsGUI Assign Static IP Read More »
I am by no means a Python expert and when researching how to get my own multi threading working I see there are several ways depending on the task that you are performing.To summarise what I had read over and over, multi processing, spawns multiple processes for your CPU and is best for CPU bound
Python Multi Threading Read More »
I have 9000v in my GNS3 lab. These devices do no like to boot up when reloaded. They sit in a boot loader menu as no autoboot is found. As it’s only a lab this is ok. Just need to direct the switch to boot the correct image, which then boots the switch perfectly fine.
GNS3 Nexus v9 Boot Problems Read More »