[arch-releng] [RFCv2] Add PXE HTTP/FTP support with curl

[Gerardo Exequiel Pozzi]

On 11/22/2011 09:00 PM, Gerardo Exequiel Pozzi wrote:
> In this second version also allow to download only needed *.sfs files
> from unpacked ISO image, instead of the whole ISO.
>
> For example running an small http daemon (darkhttp) inside live enviroment:
> (plus tftpd and dhcpd)
>
> [root at archiso ~]# darkhttpd /run/archiso/bootmnt/
> darkhttpd/1.8, copyright (c) 2003-2011 Emil Mikulic.
> listening on: http://0.0.0.0:80/
>
> Then booting from PXE in another machine with boot parameter
> archiso_curl_url=http://${pxeserver}/ results in:
>
> :: Running Hook [archiso_pxe_common]
> IP-Config: eth0 hardware address 52:54:00:12:34:57 mtu 1500
> IP-Config: eth0 guessed broadcast address 192.168.0.255
> IP-Config: eth0 guessed nameserver address 192.168.0.218
> IP-Config: eth0 complete (from 192.168.0.218):
>   address: 192.168.0.90     broadcast: 192.168.0.255    netmask: 255.255.255.0
>   gateway: 192.168.0.218    dns0     : 192.168.0.218    dns1   : 0.0.0.0
>   rootserver: 192.168.0.218 rootpath:
>   filename  :
> :: Running Hook [archiso_pxe_nbd]
> :: Running Hook [archiso_pxe_curl]
> :: Running Hook [archiso_pxe_nfs]
> :: Mounting /run/archiso/curlspace (tmpfs) filesystem, size='75%'
> :: Downloading 'http://192.168.0.218/arch/aitab'
>    % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
>                                   Dload  Upload   Total   Spent    Left  Speed
> 100   298  100   298    0     0  15051      0 --:--:-- --:--:-- --:--:-- 17529
> :: Downloading 'http://192.168.0.218/arch/i686/root-image.fs.sfs'
>    % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
>                                   Dload  Upload   Total   Spent    Left  Speed
> 100 84.5M  100 84.5M    0     0   106M      0 --:--:-- --:--:-- --:--:--  107M
> :: Downloading 'http://192.168.0.218/arch/i686/lib-modules.fs.sfs'
>    % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
>                                   Dload  Upload   Total   Spent    Left  Speed
> 100 33.7M  100 33.7M    0     0  97.9M      0 --:--:-- --:--:-- --:--:-- 98.3M
> :: Downloading 'http://192.168.0.218/arch/any/usr-share.fs.sfs'
>    % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
>                                   Dload  Upload   Total   Spent    Left  Speed
> 100 52.6M  100 52.6M    0     0   100M      0 --:--:-- --:--:-- --:--:--  100M
> :: Mounting /run/archiso/cowspace (tmpfs) filesystem, size=75%...
>
>
>
>
TODO: I need to refactor checksum code a bit to work propertly here for 
only checksum downloaded *.sfs files. (current checksum is for all files 
inside $archisobasedir)

-- 
Gerardo Exequiel Pozzi
\cos^2\alpha + \sin^2\alpha = 1