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2006-02-02 * When killing a build hook, kill the entire process group (asEelco Dolstra1-0/+1
intended). This ensures that any ssh child processes to remote machines are also killed, and thus the Nix process on the remote machine also exits. Without this, the remote Nix process will continue until it exists or until its stdout buffer gets full and it locks up. (Partially fixes NIX-35.)
2005-12-25 * More GCC 2.95 compatibility.Eelco Dolstra1-1/+1
2005-12-25 * Hack around a GCC 2.95 bug.Eelco Dolstra1-2/+2
2005-12-24 * GCC 2.95 compatibility.Eelco Dolstra1-1/+1
2005-12-23 * Added a flag `--ignore-liveness' to `nix-store --delete'. ItEelco Dolstra2-3/+4
deletes a path even if it is reachable from a root. However, it won't delete a path that still has referrers (since that would violate store invariants). Don't try this at home. It's a useful hack for recovering from certain situations in a somewhat clean way (e.g., holes in closures due to disk corruption).
2005-12-23 * Revived the old "nix-store --delete" operation that deletes theEelco Dolstra2-10/+22
specified paths from the Nix store. However, this operation is safe: it refuses to delete anything that the garbage collector wouldn't delete.
2005-12-15 * `nix-store --gc' prints out the number of bytes freed on stdoutEelco Dolstra4-6/+12
(even when it is interrupted by a signal).
2005-12-15 * Split the database upgrade into multiple transactions to preventEelco Dolstra1-2/+11
Berkeley DB from running out of locks.
2005-12-13 * Change `referer' to `referrer' throughout. In particular, theEelco Dolstra5-39/+40
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 Dolstra3-5/+31
2005-12-12 * Fix NIX-23: quadratic complexity in maintaining the referersEelco Dolstra4-40/+107
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 Dolstra2-102/+56
crashed Nix instances, and toss out our own recovery code.
2005-12-06 * Require Berkeley DB 4.4.Eelco Dolstra1-1/+3
* Checkpoint after an upgrade.
2005-11-16 * Did something useful while waiting at IAD: reference scanning is nowEelco Dolstra3-30/+45
much faster.
2005-10-29 * Repair the referers table from the references table.Rob Vermaas1-0/+3
2005-10-20 * Prevent uids from being used for more than one buildEelco Dolstra1-36/+120
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 Dolstra1-1/+0
2005-10-17 * Also kill all processes of the build user after the build. This isEelco Dolstra1-0/+8
critical to prevent certain kinds of 0wnage.
2005-10-17 * Before starting a build under some uid, kill all current processesEelco Dolstra1-0/+48
running under that uid.
2005-10-17 * Check that the build result is owned by the build user, and thatEelco Dolstra1-2/+13
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 Dolstra1-68/+17
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 Dolstra3-58/+214
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 Dolstra1-4/+6
2005-09-22 * Parse multi-valued options.Eelco Dolstra2-15/+34
2005-09-21 * Configuration options for trusted local builds.Eelco Dolstra2-5/+12
2005-09-20 * Typo.Eelco Dolstra1-1/+1
2005-07-22 * Build dynamic libraries.Eelco Dolstra1-2/+2
2005-05-10 * Ignore (with a warning) invalid garbage collector roots.Eelco Dolstra1-1/+6
2005-05-10 * Typo.Eelco Dolstra1-1/+1
2005-05-09 * Automatically upgrade the Berkeley DB environment if necessary.Eelco Dolstra2-106/+133
2005-05-07 * Don't try to register GC roots in read-only mode.Eelco Dolstra1-2/+2
2005-05-04 * Idem (constness fix).Eelco Dolstra1-2/+2
* `compare' in GCC 2.95 is broken.
2005-05-04 * GCC 2.95 compatibility fix in constness; strangely, I think thisEelco Dolstra1-1/+1
should not have worked at all.
2005-04-13 * Remove redundant message.Eelco Dolstra1-4/+0
2005-04-12 * Garbage collector fix: allow deletion of paths that have invalidEelco Dolstra1-4/+4
(but substitutable) referers.
2005-04-11 * Slightly nicer message.Eelco Dolstra1-3/+3
2005-04-07 * `nix-store --add-fixed' to preload the outputs of fixed-outputEelco Dolstra2-2/+68
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 Dolstra1-1/+4
2005-03-25 * `nix-store --verify': repair bad referer mappings.Eelco Dolstra1-6/+16
2005-03-24 * Create missing log and temproots directories automatically (reportedEelco Dolstra2-13/+12
by Rob).
2005-03-23 * Export the references graph to the build hook.Eelco Dolstra1-14/+30
2005-03-23 * `nix-store --register-validity': allow a path to refer to a pathEelco Dolstra2-13/+50
listed later in the list of new valid paths.
2005-03-23 * nix-store: `--isvalid' -> `--check-validity', `--validpath' ->Eelco Dolstra2-1/+2
`--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 Dolstra1-1/+2
2005-03-03 * Don't use fork() in copyPath(), but a string buffer.Eelco Dolstra1-47/+14
2005-03-03 * Increase Berkeley DB limits a bit more.Eelco Dolstra2-7/+26
* Maintain the cleanup invariant in clearSubstitutes().
2005-03-02 * `nix-store -q --hash' to quickly query the hash of the contents of aEelco Dolstra2-0/+11
store path (which is stored in the database).
2005-02-23 * When multiple derivations are specified in `nix-store -r', don'tEelco Dolstra1-62/+50
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 Dolstra1-14/+26
NAR dump of the path).
2005-02-22 * Compatibility hack so that Nixpkgs can continue to do hash checkingEelco Dolstra1-0/+9
in `fetchurl' in Nix <= 0.7, but doesn't in Nix 0.8.