[Nix-dev] How to check which commit my channels are on?

[Joachim Schiele]

On 23.05.2015 19:09, Matthias Beyer wrote:
> Hi,
> 
> is there a way to query which commit my channels are currently
> pointing to? Something line `nix-channel --list --commit` or
> something?
> 
> If not, I think it would be great to integrate such a feature into the
> nix-channel application!

sounds like a good idea to have such a feature:

what i usually do is:
curl $(nix-channel --list | awk '{print $2}') 2>/dev/null | grep releases
<p>The document has moved <a
href="https://nixos.org/releases/nixos/unstable/nixos-15.06pre62649.f93a8ee">here</a>.</p>

if you want to know which channel your system generation was built on:



ls -la /nix/var/nix/profiles/
insgesamt 116
drwxr-xr-x  4 root root 4096 23. Mai 20:16 ./
drwxr-xr-x 11 root root 4096 23. Mai 20:15 ../
lrwxrwxrwx  1 root root   16 23. Apr 19:52 default -> default-238-link/
lrwxrwxrwx  1 root root   60 24. Mär 15:33 default-236-link ->
/nix/store/jjpsn8rsbqnxx8abqxaf0qyf76l62782-user-environment/
lrwxrwxrwx  1 root root   60 23. Apr 11:35 default-237-link ->
/nix/store/3smabmr15im62575rgmsw4iq6767960s-user-environment/
lrwxrwxrwx  1 root root   60 23. Apr 19:52 default-238-link ->
/nix/store/y9fhabn78mia4jgrbqcccn8qsdamwzma-user-environment/
drwx------  3 root root 4096 18. Apr 14:08 per-container/
drwxrwxrwt  5 root root 4096 25. Mär 02:15 per-user/
lrwxrwxrwx  1 root root   15 16. Mai 00:53 system -> system-383-link/
lrwxrwxrwx  1 root root   71  8. Apr 18:04 system-362-link ->
/nix/store/sl41xpk8i50xvsmnm3xh8rm3ifvmfsbi-nixos-15.05pre58357.a869c83/
lrwxrwxrwx  1 root root   71 16. Apr 17:01 system-363-link ->
/nix/store/m7bcky9226q477kfayd5ghz5s7wcc50k-nixos-15.05pre58357.a869c83/
lrwxrwxrwx  1 root root   71 17. Apr 11:03 system-364-link ->
/nix/store/v1ryqyhszr9j05acf1ps43hc7yqa13v5-nixos-15.05pre58357.a869c83/
lrwxrwxrwx  1 root root   71 17. Apr 13:31 system-365-link ->
/nix/store/r5h91qa09qvji00m9cbfib72kl5smiy1-nixos-15.05pre58357.a869c83/
lrwxrwxrwx  1 root root   71 18. Apr 12:21 system-366-link ->
/nix/store/m9ivqsn73a5015a4lzzfmycf4b9k3c9b-nixos-15.05pre58357.a869c83/
lrwxrwxrwx  1 root root   71 18. Apr 16:11 system-367-link ->
/nix/store/1c5cf71rmhf1kv3p1iacks4xl4rgyc27-nixos-15.05pre58357.a869c83/
lrwxrwxrwx  1 root root   71 23. Apr 11:38 system-368-link ->
/nix/store/bd3xjqm08gmfwj7486izfin9p13s757n-nixos-15.05pre58357.a869c83/
lrwxrwxrwx  1 root root   71  4. Mai 11:25 system-369-link ->
/nix/store/zm6czk7h814vcxka1y4k0ycfhn4rym07-nixos-15.05pre58357.a869c83/
lrwxrwxrwx  1 root root   71  4. Mai 11:29 system-370-link ->
/nix/store/457dx8nj8y2jjn0cyv7rwxagi9i686h3-nixos-15.05pre58357.a869c83/
lrwxrwxrwx  1 root root   71  4. Mai 11:53 system-371-link ->
/nix/store/5ayy7g9mp52d2b3w5nk9ab2s4yfdzha3-nixos-15.05pre58357.a869c83/
lrwxrwxrwx  1 root root   71  4. Mai 11:55 system-372-link ->
/nix/store/136g8mqd69rvnlv0344y24300b7wqs6m-nixos-15.05pre58357.a869c83/
lrwxrwxrwx  1 root root   71  4. Mai 12:00 system-373-link ->
/nix/store/ckhjydp9hw4z0ryib01zrvn00a40a7z8-nixos-15.05pre58357.a869c83/
lrwxrwxrwx  1 root root   71  4. Mai 12:55 system-374-link ->
/nix/store/0mbnmvqacnsga6g8pqf62jb167pwya96-nixos-15.05pre58357.a869c83/
lrwxrwxrwx  1 root root   71  4. Mai 12:59 system-375-link ->
/nix/store/bzivgjr8d72sqki1hp0yqvsdf5pgal2m-nixos-15.05pre58357.a869c83/
lrwxrwxrwx  1 root root   71  4. Mai 13:03 system-376-link ->
/nix/store/1bvrqvb3hdbq7rl6y1kh7fz5pq1rw7h6-nixos-15.05pre58357.a869c83/
lrwxrwxrwx  1 root root   71  4. Mai 13:04 system-377-link ->
/nix/store/w823w0h0ssha00af6izk8w6dpwr5adii-nixos-15.05pre58357.a869c83/
lrwxrwxrwx  1 root root   71  4. Mai 13:21 system-378-link ->
/nix/store/d58a4zicv2fi9yx6zly954y00mz3ksfd-nixos-15.05pre58357.a869c83/
lrwxrwxrwx  1 root root   71  4. Mai 13:46 system-379-link ->
/nix/store/mdj4qnm48bc5dfm75i07551ymrb02shd-nixos-15.05pre58357.a869c83/
lrwxrwxrwx  1 root root   71  7. Mai 04:13 system-380-link ->
/nix/store/zdb8kzvsq92vnwk0vl34sff2izi0dp9d-nixos-15.05pre58357.a869c83/
lrwxrwxrwx  1 root root   71  7. Mai 04:14 system-381-link ->
/nix/store/as5z6qpxazicajv63gli795wwrasq75a-nixos-15.05pre58357.a869c83/
lrwxrwxrwx  1 root root   71 15. Mai 15:50 system-382-link ->
/nix/store/41pcpxvr4bhqcdl835r3nb70j9vj5mya-nixos-15.05pre58357.a869c83/
lrwxrwxrwx  1 root root   71 16. Mai 00:53 system-383-link ->
/nix/store/azwwk5y69bwwiqilv21zxwvsrw5fm9kg-nixos-15.05pre58357.a869c83/