Should an admin enforce HTTPS inside kubernetes network, or just for outside traffic (via ingress)?

In a microservices scenario, each web-api container should serve itself through HTTPS or is it ok to internally work through HTTP and have all ingresses configured with certificates and redirecting to port 80 of the containers? I think the easiest approach is to protect only the outside traffic, because to configure an Asp.Net Core WebAPI…

Troubleshooting “traps: proces_name[pid] general protection” memory issue on Linux

I’m trying to troubleshoot a memory issue on one of my servers. Some time ago a daemon my company is developing crashed with segmentation errors. All would be somewhat fine, but seconds later other services (Nginx, postgress, syslog, ssh) also started crashing, also with segmentation errors. This looks to me like either environmental/HW issue or…

Nginx allow only specifi API paths

I am very new to Nginx and I have below configuration in Nginx server { location /api { proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for; proxy_pass http://127.0.0.1:3000; proxy_http_version 1.1; proxy_set_header Upgrade $http_upgrade; proxy_set_header Connection ‘upgrade’; proxy_set_header Host $host; proxy_cache_bypass $http_upgrade; } } So now suppose if user access hostname/api/ should allow them to access but user tries to access…

How do I unpack initrd of ubuntu 18.04 and then pack it back?

I used binwalk to unpack initrd of ubuntu 18.04 But it didnt unpack the package command used # sudo binwalk initrd =========== result: ========== DECIMAL HEX DESCRIPTION ——————————————————————————————————- 0 0x0 ASCII cpio archive (SVR4 with no CRC), file name: “.” 112 0x70 ASCII cpio archive (SVR4 with no CRC), file name: “kernel” 232 0xE8 ASCII…

Criteria for Determining How Many AWS VPCs to Use for Apps? Inter-VPC vs. Intra-VPC Traffic

I can’t seem to find any specific guidance on what constitutes good practice with regards to the use of one VPC vs. many for application hosting. This link touches on the subject, but is quite old and doesn’t really provide an answer. I’m currently working on a migration of a traditionally hosted environment that consists…