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authorEelco Dolstra <eelco.dolstra@logicblox.com>2012-07-26 15:04:40 -0400
committerEelco Dolstra <eelco.dolstra@logicblox.com>2012-07-26 15:04:40 -0400
commit3a4623afbbc1bff85bde33167d36e8c5a4a3df0d (patch)
tree5e39b404333b720d711da1c04489b631b878ecf8
parent2605f4f4e6a367df67bf8b33b252c350313699c9 (diff)
Set permissions on temporary build directories to 0700
Fixes #39.
-rw-r--r--src/libstore/build.cc3
-rw-r--r--src/libutil/util.cc4
-rw-r--r--src/libutil/util.hh2
3 files changed, 5 insertions, 4 deletions
diff --git a/src/libstore/build.cc b/src/libstore/build.cc
index a3bde3462..290635695 100644
--- a/src/libstore/build.cc
+++ b/src/libstore/build.cc
@@ -1527,7 +1527,7 @@ void DerivationGoal::startBuilder()
/* Create a temporary directory where the build will take
place. */
- tmpDir = createTempDir("", "nix-build-" + baseNameOf(drvPath), false, false);
+ tmpDir = createTempDir("", "nix-build-" + baseNameOf(drvPath), false, false, 0700);
/* For convenience, set an environment pointing to the top build
directory. */
@@ -2178,6 +2178,7 @@ void DerivationGoal::deleteTmpDir(bool force)
% drvPath % tmpDir);
if (buildUser.enabled() && !amPrivileged())
getOwnership(tmpDir);
+ chmod(tmpDir.c_str(), 0755);
}
else
deletePathWrapped(tmpDir);
diff --git a/src/libutil/util.cc b/src/libutil/util.cc
index b188a9fc0..689fc543a 100644
--- a/src/libutil/util.cc
+++ b/src/libutil/util.cc
@@ -380,7 +380,7 @@ static Path tempName(Path tmpRoot, const Path & prefix, bool includePid,
Path createTempDir(const Path & tmpRoot, const Path & prefix,
- bool includePid, bool useGlobalCounter)
+ bool includePid, bool useGlobalCounter, mode_t mode)
{
static int globalCounter = 0;
int localCounter = 0;
@@ -389,7 +389,7 @@ Path createTempDir(const Path & tmpRoot, const Path & prefix,
while (1) {
checkInterrupt();
Path tmpDir = tempName(tmpRoot, prefix, includePid, counter);
- if (mkdir(tmpDir.c_str(), 0777) == 0) {
+ if (mkdir(tmpDir.c_str(), mode) == 0) {
/* Explicitly set the group of the directory. This is to
work around around problems caused by BSD's group
ownership semantics (directories inherit the group of
diff --git a/src/libutil/util.hh b/src/libutil/util.hh
index 362d0f65e..9b8656f70 100644
--- a/src/libutil/util.hh
+++ b/src/libutil/util.hh
@@ -88,7 +88,7 @@ void makePathReadOnly(const Path & path);
/* Create a temporary directory. */
Path createTempDir(const Path & tmpRoot = "", const Path & prefix = "nix",
- bool includePid = true, bool useGlobalCounter = true);
+ bool includePid = true, bool useGlobalCounter = true, mode_t mode = 0755);
/* Create a directory and all its parents, if necessary. Returns the
list of created directories, in order of creation. */