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2005-12-13* Change `referer' to `referrer' throughout. In particular, theEelco Dolstra
nix-store query options `--referer' and `--referer-closure' have been changed to `--referrer' and `--referrer-closure' (but the old ones are still accepted for compatibility).
2005-12-12* Automatically delete the old referers table.Eelco Dolstra
2005-12-12* Fix NIX-23: quadratic complexity in maintaining the referersEelco Dolstra
mapping. The referer table is replaced by a referrer table (note spelling fix) that stores each referrer separately. That is, instead of having referer[P] = {Q_1, Q_2, Q_3, ...} we store referer[(P, Q_1)] = "" referer[(P, Q_2)] = "" referer[(P, Q_3)] = "" ... To find the referrers of P, we enumerate over the keys with a value lexicographically greater than P. This requires the referrer table to be stored as a B-Tree rather than a hash table. (The tuples (P, Q) are stored as P + null-byte + Q.) Old Nix databases are upgraded automatically to the new schema.
2005-12-09* Use Berkeley DB 4.4's process registry feature to recover fromEelco Dolstra
crashed Nix instances, and toss out our own recovery code.
2005-12-06* Require Berkeley DB 4.4.Eelco Dolstra
* Checkpoint after an upgrade.
2005-11-16* Did something useful while waiting at IAD: reference scanning is nowEelco Dolstra
much faster.
2005-10-29* Repair the referers table from the references table.Rob Vermaas
2005-10-20* Prevent uids from being used for more than one buildEelco Dolstra
simultaneously. We do this using exclusive locks on uid files in /nix/var/nix/userpool, e.g., /nix/var/nix/userpool/123 for uid 123.
2005-10-19* Oops. Fixed-output derivations were broken.Eelco Dolstra
2005-10-17* Also kill all processes of the build user after the build. This isEelco Dolstra
critical to prevent certain kinds of 0wnage.
2005-10-17* Before starting a build under some uid, kill all current processesEelco Dolstra
running under that uid.
2005-10-17* Check that the build result is owned by the build user, and thatEelco Dolstra
nobody else has write permission to the build result. This catches most hack attempts.
2005-10-17* Don't use FIFOs to make Nix create the output path on behalf of theEelco Dolstra
builder. Instead, require that the Nix store has sticky permission (S_ISVTX); everyone can created files in the Nix store, but they cannot delete, rename or modify files created by others.
2005-10-17* Beginning of secure multi-user Nix stores. If Nix is started asEelco Dolstra
root (or setuid root), then builds will be performed under one of the users listed in the `build-users' configuration variables. This is to make it impossible to influence build results externally, allowing locally built derivations to be shared safely between users (see ASE-2005 paper). To do: only one builder should be active per build user.
2005-09-22* Lets not go wild with templates.Eelco Dolstra
2005-09-22* Parse multi-valued options.Eelco Dolstra
2005-09-21* Configuration options for trusted local builds.Eelco Dolstra
2005-09-20* Typo.Eelco Dolstra
2005-07-22* Build dynamic libraries.Eelco Dolstra
2005-05-10* Ignore (with a warning) invalid garbage collector roots.Eelco Dolstra
2005-05-10* Typo.Eelco Dolstra
2005-05-09* Automatically upgrade the Berkeley DB environment if necessary.Eelco Dolstra
2005-05-07* Don't try to register GC roots in read-only mode.Eelco Dolstra
2005-05-04* Idem (constness fix).Eelco Dolstra
* `compare' in GCC 2.95 is broken.
2005-05-04* GCC 2.95 compatibility fix in constness; strangely, I think thisEelco Dolstra
should not have worked at all.
2005-04-13* Remove redundant message.Eelco Dolstra
2005-04-12* Garbage collector fix: allow deletion of paths that have invalidEelco Dolstra
(but substitutable) referers.
2005-04-11* Slightly nicer message.Eelco Dolstra
2005-04-07* `nix-store --add-fixed' to preload the outputs of fixed-outputEelco Dolstra
derivations. This is mostly to simplify the implementation of nix-prefetch-{url, svn}, which now work properly in setuid installations. * Enforce valid store names in `nix-store --add / --add-fixed'.
2005-03-25* When finding live paths, the deriver need not be valid.Eelco Dolstra
2005-03-25* `nix-store --verify': repair bad referer mappings.Eelco Dolstra
2005-03-24* Create missing log and temproots directories automatically (reportedEelco Dolstra
by Rob).
2005-03-23* Export the references graph to the build hook.Eelco Dolstra
2005-03-23* `nix-store --register-validity': allow a path to refer to a pathEelco Dolstra
listed later in the list of new valid paths.
2005-03-23* nix-store: `--isvalid' -> `--check-validity', `--validpath' ->Eelco Dolstra
`--register-validity'. * `nix-store --register-validity': read arguments from stdin, and allow the references and deriver to be set.
2005-03-14* Bug in clearSubstitutes().Eelco Dolstra
2005-03-03* Don't use fork() in copyPath(), but a string buffer.Eelco Dolstra
2005-03-03* Increase Berkeley DB limits a bit more.Eelco Dolstra
* Maintain the cleanup invariant in clearSubstitutes().
2005-03-02* `nix-store -q --hash' to quickly query the hash of the contents of aEelco Dolstra
store path (which is stored in the database).
2005-02-23* When multiple derivations are specified in `nix-store -r', don'tEelco Dolstra
continue building when one fails unless `--keep-going' is specified. * When `--keep-going' is specified, print out the set of failing derivations at the end (otherwise it can be hard to find out which failed).
2005-02-22* Support for fixed-output hashes over directory trees (i.e., over theEelco Dolstra
NAR dump of the path).
2005-02-22* Compatibility hack so that Nixpkgs can continue to do hash checkingEelco Dolstra
in `fetchurl' in Nix <= 0.7, but doesn't in Nix 0.8.
2005-02-18* Subtle bug in the builder: if a subgoal that is instantiatedEelco Dolstra
multiple times is also a top-level goal, then the second and later instantiations would never be created because there would be a stable pointer to the first one that would keep it alive in the WeakGoalMap. * Some tracing code for debugging this kind of problem.
2005-02-17* Switch to the calling user context for some more operations in aEelco Dolstra
setuid installation.
2005-02-17* Put build logs in $prefix/var/nix/log/drvs/.Eelco Dolstra
2005-02-14* It is now possible to add store derivations or paths directly to aEelco Dolstra
user environment, e.g., $ nix-env -i /nix/store/z58v41v21xd3ywrqk1vmvdwlagjx7f10-aterm-2.3.1.drv or $ nix-env -i /nix/store/hsyj5pbn0d9iz7q0aj0fga7cpaadvp1l-aterm-2.3.1 This is useful because it allows Nix expressions to be bypassed entirely. For instance, if only a nix-pull manifest is provided, plus the top-level path of some component, it can be installed without having to supply the Nix expression (e.g., for obfuscation, or to be independent of Nix expression language changes or context dependencies).
2005-02-14* Implement the `gc-keep-derivations' global configuretion flag.Eelco Dolstra
2005-02-14* Global configuration option `env-keep-derivations' to store pointerEelco Dolstra
to derivations in user environments. Nice for developers (since it prevents build-time-only dependencies from being GC'ed, in conjunction with `gc-keep-outputs'). Turned off by default.
2005-02-14* Type error in constructor call (caught by GCC 3.3, but not 3.4!).Eelco Dolstra
2005-02-11* Input sources should be in the set of all referenceable paths too.Eelco Dolstra