nixos/nix
1
1
Fork 0
mirror of https://github.com/NixOS/nix.git synced 2025-11-28 05:00:58 +01:00
Code Activity

Add "nix profile rollback" command

Browse source
This commit is contained in:
Eelco Dolstra 2021-09-14 19:05:28 +02:00
parent 1fbaf36729
commit 817562e694
6 changed files with 108 additions and 34 deletions
Download patch file Download diff file Expand all files Collapse all files

9
src/libstore/profiles.hh
View file

@ -11,7 +11,7 @@ namespace nix {
class StorePath;
typedef unsigned int GenerationNumber;
typedef uint64_t GenerationNumber;
struct Generation
{
@ -46,6 +46,13 @@ void deleteGenerationsOlderThan(const Path & profile, const string & timeSpec, b
void switchLink(Path link, Path target);
/* Roll back a profile to the specified generation, or to the most
recent one older than the current. */
void switchGeneration(
const Path & profile,
std::optional<GenerationNumber> dstGen,
bool dryRun);
/* Ensure exclusive access to a profile. Any command that modifies
the profile first acquires this lock. */
void lockProfile(PathLocks & lock, const Path & profile);