Re: HTTP 503 when downloading install images

[Timo Buhrmester <timo%math.uni-bonn.de@localhost>]

> (curl output below for a file that immediately 503s)
Ehm

$ curl -svo /dev/null -H "Fastly-Debug:1" archive.netbsd.org/pub/NetBSD-archive/NetBSD-8.3/images/NetBSD-8.3-amd64-install.img.gz
* Uses proxy env variable no_proxy == 'math.uni-bonn.de'
* Uses proxy env variable http_proxy == 'http://http-proxy:3128/'
*   Trying 2a00:5ba0:20:6a::114:3128...
* Connected to http-proxy (2a00:5ba0:20:6a::114) port 3128 (#0)
> GET http://archive.netbsd.org/pub/NetBSD-archive/NetBSD-8.3/images/NetBSD-8.3-amd64-install.img.gz HTTP/1.1
> Host: archive.netbsd.org
> User-Agent: curl/7.74.0
> Accept: */*
> Proxy-Connection: Keep-Alive
> Fastly-Debug:1
> 
* Mark bundle as not supporting multiuse
< HTTP/1.1 503 Service Unavailable
< Content-Length: 515
< Server: Varnish
< Retry-After: 0
< Content-Type: text/html; charset=utf-8
< Accept-Ranges: bytes
< Date: Fri, 04 Apr 2025 11:12:00 GMT
< Fastly-Debug-Path: (D cache-fra-etou8220079-FRA 1743765121)
< Fastly-Debug-TTL: (M cache-fra-etou8220079-FRA - - -)
< Fastly-Debug-Digest: f01c4e923a62dd325255c07ad96319b2f7767ddc01a7a7d50230d632e1d973a6
< X-Served-By: cache-fra-etou8220079-FRA
< X-Cache: MISS
< X-Cache-Hits: 0
< X-Timer: S1743765118.038000,VS0,VE2619
< X-Cache: MISS from mosel.math.uni-bonn.de
< Via: 1.1 varnish, 1.1 mosel.math.uni-bonn.de (squid/4.17)
< Connection: keep-alive
< 
{ [515 bytes data]
* Connection #0 to host http-proxy left intact