Octoprint
Octoprint
The 3D printer laptop is set up with Octoprint.
Installing Octoprint
Unfortunately we don't have a lot of notes from the first time we set up Octoprint. These are the rough notes, they will be expanded and fleshed out when we set up Octoprint on the new 3D printer laptop.
Multiprinter setup howto:
https://discourse.octoprint.org/t/setting-up-octoprint-on-a-raspberry-pi-running-raspbian/2337/1
https://cbonte.github.io/haproxy-dconv/1.8/configuration.html
We were encountering a config error. The solution turned out to be that the use_backend test has to be defined on a separate line as an ACL.
The following links provided relevant information:
http://cbonte.github.io/haproxy-dconv/1.8/configuration.html#4-use_backend
https://www.haproxy.com/blog/web-application-name-to-backend-mapping-in-haproxy/
The final, working config file is:
global maxconn 4096 user haproxy group haproxy daemon log /dev/log local0 defaults log global mode http option httplog option dontlognull retries 3 option redispatch option http-server-close option forwardfor maxconn 2000 timeout connect 5s timeout client 15min timeout server 15min frontend public bind :::80 v4v6 option forwardfor except 127.0.0.1 acl jeremy path_beg /jeremy_i3 acl jesse path_beg /jesse_i3 use_backend jeremy_i3 if jeremy use_backend jesse_i3 if jesse default_backend jeremy_i3 backend jesse_i3 reqrep ^([^\ :]*)\ /jesse_i3/(.*) \1\ /\2 option forwardfor server octoprint1 127.0.0.1:5001 acl needs_scheme req.hdr_cnt(X-Scheme) eq 0 reqadd X-Scheme:\ https if needs_scheme { ssl_fc } reqadd X-Script-Name:\ /jesse_i3 backend jeremy_i3 reqrep ^([^\ :]*)\ /jeremy_i3/(.*) \1\ /\2 option forwardfor server octoprint1 127.0.0.1:5000 acl needs_scheme req.hdr_cnt(X-Scheme) eq 0 reqadd X-Scheme:\ https if needs_scheme { ssl_fc } reqadd X-Scheme:\ http if needs_scheme !{ ssl_fc } reqadd X-Script-Name:\ /jeremy_i3