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Merge branch 'master' of github.com:NixOS/nix into hash-always-has-type

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This commit is contained in:
John Ericson 2020-07-03 14:11:38 +00:00
parent 1be279af26 c3c7aedbb5
commit dbffd309fe
28 changed files with 200 additions and 97 deletions
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28
mk/run_test.sh Executable file
View file

@ -0,0 +1,28 @@
#!/bin/sh
set -u
red=""
green=""
yellow=""
normal=""
post_run_msg="ran test $1..."
if [ -t 1 ]; then
red=""
green=""
yellow=""
normal=""
fi
(cd $(dirname $1) && env ${TESTS_ENVIRONMENT} init.sh 2>/dev/null > /dev/null)
log="$(cd $(dirname $1) && env ${TESTS_ENVIRONMENT} $(basename $1) 2>&1)"
status=$?
if [ $status -eq 0 ]; then
echo "$post_run_msg [${green}PASS$normal]"
elif [ $status -eq 99 ]; then
echo "$post_run_msg [${yellow}SKIP$normal]"
else
echo "$post_run_msg [${red}FAIL$normal]"
echo "$log" | sed 's/^/ /'
exit "$status"
fi

44
mk/tests.mk
View file

@ -1,45 +1,15 @@
# Run program $1 as part of ‘make installcheck’.
test-deps =
define run-install-test
installcheck: $1
installcheck: $1.test
_installcheck-list += $1
.PHONY: $1.test
$1.test: $1 $(test-deps)
@env TEST_NAME=$(notdir $(basename $1)) TESTS_ENVIRONMENT="$(tests-environment)" mk/run_test.sh $1
endef
# Color code from https://unix.stackexchange.com/a/10065
installcheck:
@total=0; failed=0; \
red=""; \
green=""; \
yellow=""; \
normal=""; \
if [ -t 1 ]; then \
red=""; \
green=""; \
yellow=""; \
normal=""; \
fi; \
for i in $(_installcheck-list); do \
total=$$((total + 1)); \
printf "running test $$i..."; \
log="$$(cd $$(dirname $$i) && $(tests-environment) $$(basename $$i) 2>&1)"; \
status=$$?; \
if [ $$status -eq 0 ]; then \
echo " [$${green}PASS$$normal]"; \
elif [ $$status -eq 99 ]; then \
echo " [$${yellow}SKIP$$normal]"; \
else \
echo " [$${red}FAIL$$normal]"; \
echo "$$log" | sed 's/^/ /'; \
failed=$$((failed + 1)); \
fi; \
done; \
if [ "$$failed" != 0 ]; then \
echo "$${red}$$failed out of $$total tests failed $$normal"; \
exit 1; \
else \
echo "$${green}All tests succeeded$$normal"; \
fi
.PHONY: check installcheck

2
src/libfetchers/cache.hh
View file

@ -6,6 +6,8 @@ namespace nix::fetchers {
struct Cache
{
virtual ~Cache() { }
virtual void add(
ref<Store> store,
const Attrs & inAttrs,

4
src/libstore/build.cc
View file

@ -2753,8 +2753,8 @@ struct RestrictedStore : public LocalFSStore
void queryReferrers(const StorePath & path, StorePathSet & referrers) override
{ }
StorePathSet queryDerivationOutputs(const StorePath & path) override
{ throw Error("queryDerivationOutputs"); }
OutputPathMap queryDerivationOutputMap(const StorePath & path) override
{ throw Error("queryDerivationOutputMap"); }
std::optional<StorePath> queryPathFromHashPart(const std::string & hashPart) override
{ throw Error("queryPathFromHashPart"); }

9
src/libstore/daemon.cc
View file

@ -347,6 +347,15 @@ static void performOp(TunnelLogger * logger, ref<Store> store,
break;
}
case wopQueryDerivationOutputMap: {
auto path = store->parseStorePath(readString(from));
logger->startWork();
OutputPathMap outputs = store->queryDerivationOutputMap(path);
logger->stopWork();
writeOutputPathMap(*store, to, outputs);
break;
}
case wopQueryDeriver: {
auto path = store->parseStorePath(readString(from));
logger->startWork();

2
src/libstore/globals.cc
View file

@ -35,7 +35,7 @@ Settings::Settings()
, nixLibexecDir(canonPath(getEnv("NIX_LIBEXEC_DIR").value_or(NIX_LIBEXEC_DIR)))
, nixBinDir(canonPath(getEnv("NIX_BIN_DIR").value_or(NIX_BIN_DIR)))
, nixManDir(canonPath(NIX_MAN_DIR))
, nixDaemonSocketFile(canonPath(nixStateDir + DEFAULT_SOCKET_PATH))
, nixDaemonSocketFile(canonPath(getEnv("NIX_DAEMON_SOCKET_PATH").value_or(nixStateDir + DEFAULT_SOCKET_PATH)))
{
buildUsersGroup = getuid() == 0 ? "nixbld" : "";
lockCPU = getEnv("NIX_AFFINITY_HACK") == "1";

11
src/libstore/local-store.cc
View file

@ -774,17 +774,20 @@ StorePathSet LocalStore::queryValidDerivers(const StorePath & path)
}
StorePathSet LocalStore::queryDerivationOutputs(const StorePath & path)
OutputPathMap LocalStore::queryDerivationOutputMap(const StorePath & path)
{
return retrySQLite<StorePathSet>([&]() {
return retrySQLite<OutputPathMap>([&]() {
auto state(_state.lock());
auto useQueryDerivationOutputs(state->stmtQueryDerivationOutputs.use()
(queryValidPathId(*state, path)));
StorePathSet outputs;
OutputPathMap outputs;
while (useQueryDerivationOutputs.next())
outputs.insert(parseStorePath(useQueryDerivationOutputs.getStr(1)));
outputs.emplace(
useQueryDerivationOutputs.getStr(0),
parseStorePath(useQueryDerivationOutputs.getStr(1))
);
return outputs;
});

2
src/libstore/local-store.hh
View file

@ -133,7 +133,7 @@ public:
StorePathSet queryValidDerivers(const StorePath & path) override;
StorePathSet queryDerivationOutputs(const StorePath & path) override;
OutputPathMap queryDerivationOutputMap(const StorePath & path) override;
std::optional<StorePath> queryPathFromHashPart(const std::string & hashPart) override;

1
src/libstore/path.hh
View file

@ -62,6 +62,7 @@ public:
typedef std::set<StorePath> StorePathSet;
typedef std::vector<StorePath> StorePaths;
typedef std::map<string, StorePath> OutputPathMap;
/* Extension of derivations in the Nix store. */
const std::string drvExtension = ".drv";

35
src/libstore/remote-store.cc
View file

@ -38,6 +38,29 @@ void writeStorePaths(const Store & store, Sink & out, const StorePathSet & paths
out << store.printStorePath(i);
}
std::map<string, StorePath> readOutputPathMap(const Store & store, Source & from)
{
std::map<string, StorePath> pathMap;
auto rawInput = readStrings<Strings>(from);
if (rawInput.size() % 2)
throw Error("got an odd number of elements from the daemon when trying to read a output path map");
auto curInput = rawInput.begin();
while (curInput != rawInput.end()) {
auto thisKey = *curInput++;
auto thisValue = *curInput++;
pathMap.emplace(thisKey, store.parseStorePath(thisValue));
}
return pathMap;
}
void writeOutputPathMap(const Store & store, Sink & out, const std::map<string, StorePath> & pathMap)
{
out << 2*pathMap.size();
for (auto & i : pathMap) {
out << i.first;
out << store.printStorePath(i.second);
}
}
/* TODO: Separate these store impls into different files, give them better names */
RemoteStore::RemoteStore(const Params & params)
@ -412,12 +435,24 @@ StorePathSet RemoteStore::queryValidDerivers(const StorePath & path)
StorePathSet RemoteStore::queryDerivationOutputs(const StorePath & path)
{
auto conn(getConnection());
if (GET_PROTOCOL_MINOR(conn->daemonVersion) >= 0x16) {
return Store::queryDerivationOutputs(path);
}
conn->to << wopQueryDerivationOutputs << printStorePath(path);
conn.processStderr();
return readStorePaths<StorePathSet>(*this, conn->from);
}
OutputPathMap RemoteStore::queryDerivationOutputMap(const StorePath & path)
{
auto conn(getConnection());
conn->to << wopQueryDerivationOutputMap << printStorePath(path);
conn.processStderr();
return readOutputPathMap(*this, conn->from);
}
std::optional<StorePath> RemoteStore::queryPathFromHashPart(const std::string & hashPart)
{
auto conn(getConnection());

1
src/libstore/remote-store.hh
View file

@ -51,6 +51,7 @@ public:
StorePathSet queryDerivationOutputs(const StorePath & path) override;
OutputPathMap queryDerivationOutputMap(const StorePath & path) override;
std::optional<StorePath> queryPathFromHashPart(const std::string & hashPart) override;
StorePathSet querySubstitutablePaths(const StorePathSet & paths) override;

10
src/libstore/store-api.cc
View file

@ -242,6 +242,16 @@ bool Store::PathInfoCacheValue::isKnownNow()
return std::chrono::steady_clock::now() < time_point + ttl;
}
StorePathSet Store::queryDerivationOutputs(const StorePath & path)
{
auto outputMap = this->queryDerivationOutputMap(path);
StorePathSet outputPaths;
for (auto & i: outputMap) {
outputPaths.emplace(std::move(i.second));
}
return outputPaths;
}
bool Store::isValidPath(const StorePath & storePath)
{
std::string hashPart(storePath.hashPart());

7
src/libstore/store-api.hh
View file

@ -419,8 +419,11 @@ public:
virtual StorePathSet queryValidDerivers(const StorePath & path) { return {}; };
/* Query the outputs of the derivation denoted by `path'. */
virtual StorePathSet queryDerivationOutputs(const StorePath & path)
{ unsupported("queryDerivationOutputs"); }
virtual StorePathSet queryDerivationOutputs(const StorePath & path);
/* Query the mapping outputName=>outputPath for the given derivation */
virtual OutputPathMap queryDerivationOutputMap(const StorePath & path)
{ unsupported("queryDerivationOutputMap"); }
/* Query the full store path given the hash part of a valid store
path, or empty if the path doesn't exist. */

6
src/libstore/worker-protocol.hh
View file

@ -6,7 +6,7 @@ namespace nix {
#define WORKER_MAGIC_1 0x6e697863
#define WORKER_MAGIC_2 0x6478696f
#define PROTOCOL_VERSION 0x115
#define PROTOCOL_VERSION 0x116
#define GET_PROTOCOL_MAJOR(x) ((x) & 0xff00)
#define GET_PROTOCOL_MINOR(x) ((x) & 0x00ff)
@ -30,7 +30,7 @@ typedef enum {
wopSetOptions = 19,
wopCollectGarbage = 20,
wopQuerySubstitutablePathInfo = 21,
wopQueryDerivationOutputs = 22,
wopQueryDerivationOutputs = 22, // obsolete
wopQueryAllValidPaths = 23,
wopQueryFailedPaths = 24,
wopClearFailedPaths = 25,
@ -49,6 +49,7 @@ typedef enum {
wopNarFromPath = 38,
wopAddToStoreNar = 39,
wopQueryMissing = 40,
wopQueryDerivationOutputMap = 41,
} WorkerOp;
@ -69,5 +70,6 @@ template<class T> T readStorePaths(const Store & store, Source & from);
void writeStorePaths(const Store & store, Sink & out, const StorePathSet & paths);
void writeOutputPathMap(const Store & store, Sink & out, const OutputPathMap & paths);
}

2
src/libutil/archive.cc
View file

@ -262,7 +262,7 @@ static void parse(ParseSink & sink, Source & source, const Path & path)
names[name] = 0;
}
} else if (s == "node") {
if (s.empty()) throw badArchive("entry name missing");
if (name.empty()) throw badArchive("entry name missing");
parse(sink, source, path + "/" + name);
} else
throw badArchive("unknown field " + s);

4
src/libutil/error.hh
View file

@ -67,7 +67,11 @@ struct ErrPos {
{
line = pos.line;
column = pos.column;
// is file symbol null?
if (pos.file.set())
file = pos.file;
else
file = "";
return *this;
}

2
src/libutil/hash.cc
View file

@ -373,7 +373,7 @@ string printHashType(HashType ht)
default:
// illegal hash type enum value internally, as opposed to external input
// which should be validated with nice error message.
abort();
assert(false);
}
}

18
src/libutil/tests/logging.cc
View file

@ -289,4 +289,22 @@ namespace nix {
"what about this " ANSI_YELLOW "%3%" ANSI_NORMAL " " ANSI_YELLOW "one" ANSI_NORMAL);
}
/* ----------------------------------------------------------------------------
* ErrPos
* --------------------------------------------------------------------------*/
TEST(errpos, invalidPos) {
// contains an invalid symbol, which we should not dereference!
Pos invalid;
// constructing without access violation.
ErrPos ep(invalid);
// assignment without access violation.
ep = invalid;
}
}

10
src/nix/develop.cc
View file

@ -50,7 +50,7 @@ BuildEnvironment readEnvironment(const Path & path)
R"re((?:\$?'(?:[^'\\]|\\[abeEfnrtv\\'"?])*'))re";
static std::string indexedArrayRegex =
R"re((?:\(( *\[[0-9]+]="(?:[^"\\]|\\.)*")**\)))re";
R"re((?:\(( *\[[0-9]+\]="(?:[^"\\]|\\.)*")*\)))re";
static std::regex varRegex(
"^(" + varNameRegex + ")=(" + simpleStringRegex + "|" + quotedStringRegex + "|" + indexedArrayRegex + ")\n");
@ -135,13 +135,7 @@ StorePath getDerivationEnvironment(ref<Store> store, const StorePath & drvPath)
drv.inputSrcs.insert(std::move(getEnvShPath));
Hash h = hashDerivationModulo(*store, drv, true);
auto shellOutPath = store->makeOutputPath("out", h, drvName);
drv.outputs.insert_or_assign("out", DerivationOutput {
.path = shellOutPath,
.hash = FixedOutputHash {
.method = FileIngestionMethod::Flat,
.hash = Hash { htSHA256 },
},
});
drv.outputs.insert_or_assign("out", DerivationOutput { .path = shellOutPath });
drv.env["out"] = store->printStorePath(shellOutPath);
auto shellDrvPath2 = writeDerivation(store, drv, drvName);

5
tests/common.sh.in
View file

@ -1,6 +1,6 @@
set -e
export TEST_ROOT=$(realpath ${TMPDIR:-/tmp}/nix-test)
export TEST_ROOT=$(realpath ${TMPDIR:-/tmp}/nix-test)/${TEST_NAME:-default}
export NIX_STORE_DIR
if ! NIX_STORE_DIR=$(readlink -f $TEST_ROOT/store 2> /dev/null); then
# Maybe the build directory is symlinked.
@ -11,6 +11,7 @@ export NIX_LOCALSTATE_DIR=$TEST_ROOT/var
export NIX_LOG_DIR=$TEST_ROOT/var/log/nix
export NIX_STATE_DIR=$TEST_ROOT/var/nix
export NIX_CONF_DIR=$TEST_ROOT/etc
export NIX_DAEMON_SOCKET_PATH=$TEST_ROOT/daemon-socket
unset NIX_USER_CONF_FILES
export _NIX_TEST_SHARED=$TEST_ROOT/shared
if [[ -n $NIX_STORE ]]; then
@ -76,7 +77,7 @@ startDaemon() {
rm -f $NIX_STATE_DIR/daemon-socket/socket
nix-daemon &
for ((i = 0; i < 30; i++)); do
if [ -e $NIX_STATE_DIR/daemon-socket/socket ]; then break; fi
if [ -e $NIX_DAEMON_SOCKET_PATH ]; then break; fi
sleep 1
done
pidDaemon=$!

51
tests/gc-auto.sh
View file

@ -13,24 +13,32 @@ fake_free=$TEST_ROOT/fake-free
export _NIX_TEST_FREE_SPACE_FILE=$fake_free
echo 1100 > $fake_free
fifoLock=$TEST_ROOT/fifoLock
mkfifo "$fifoLock"
expr=$(cat <<EOF
with import ./config.nix; mkDerivation {
name = "gc-A";
buildCommand = ''
set -x
[[ \$(ls \$NIX_STORE/*-garbage? | wc -l) = 3 ]]
mkdir \$out
echo foo > \$out/bar
echo 1...
sleep 2
echo 200 > ${fake_free}.tmp1
# Pretend that we run out of space
echo 100 > ${fake_free}.tmp1
mv ${fake_free}.tmp1 $fake_free
echo 2...
sleep 2
echo 3...
sleep 2
echo 4...
[[ \$(ls \$NIX_STORE/*-garbage? | wc -l) = 1 ]]
# Wait for the GC to run
for i in {1..20}; do
echo ''\${i}...
if [[ \$(ls \$NIX_STORE/*-garbage? | wc -l) = 1 ]]; then
exit 0
fi
sleep 1
done
exit 1
'';
}
EOF
@ -43,15 +51,9 @@ with import ./config.nix; mkDerivation {
set -x
mkdir \$out
echo foo > \$out/bar
echo 1...
sleep 2
echo 200 > ${fake_free}.tmp2
mv ${fake_free}.tmp2 $fake_free
echo 2...
sleep 2
echo 3...
sleep 2
echo 4...
# Wait for the first build to finish
cat "$fifoLock"
'';
}
EOF
@ -59,12 +61,19 @@ EOF
nix build -v -o $TEST_ROOT/result-A -L "($expr)" \
--min-free 1000 --max-free 2000 --min-free-check-interval 1 &
pid=$!
pid1=$!
nix build -v -o $TEST_ROOT/result-B -L "($expr2)" \
--min-free 1000 --max-free 2000 --min-free-check-interval 1
--min-free 1000 --max-free 2000 --min-free-check-interval 1 &
pid2=$!
wait "$pid"
# Once the first build is done, unblock the second one.
# If the first build fails, we need to postpone the failure to still allow
# the second one to finish
wait "$pid1" || FIRSTBUILDSTATUS=$?
echo "unlock" > $fifoLock
( exit ${FIRSTBUILDSTATUS:-0} )
wait "$pid2"
[[ foo = $(cat $TEST_ROOT/result-A/bar) ]]
[[ foo = $(cat $TEST_ROOT/result-B/bar) ]]

5
tests/gc-concurrent.builder.sh
View file

@ -1,7 +1,10 @@
echo "Build started" > "$lockFifo"
mkdir $out
echo $(cat $input1/foo)$(cat $input2/bar) > $out/foobar
sleep 10
# Wait for someone to write on the fifo
cat "$lockFifo"
# $out should not have been GC'ed while we were sleeping, but just in
# case...

3
tests/gc-concurrent.nix
View file

@ -1,5 +1,7 @@
with import ./config.nix;
{ lockFifo ? null }:
rec {
input1 = mkDerivation {
@ -16,6 +18,7 @@ rec {
name = "gc-concurrent";
builder = ./gc-concurrent.builder.sh;
inherit input1 input2;
inherit lockFifo;
};
test2 = mkDerivation {

21
tests/gc-concurrent.sh
View file

@ -2,7 +2,10 @@ source common.sh
clearStore
drvPath1=$(nix-instantiate gc-concurrent.nix -A test1)
lockFifo1=$TEST_ROOT/test1.fifo
mkfifo "$lockFifo1"
drvPath1=$(nix-instantiate gc-concurrent.nix -A test1 --argstr lockFifo "$lockFifo1")
outPath1=$(nix-store -q $drvPath1)
drvPath2=$(nix-instantiate gc-concurrent.nix -A test2)
@ -22,19 +25,16 @@ ln -s $outPath3 "$NIX_STATE_DIR"/gcroots/foo2
nix-store -rvv "$drvPath1" &
pid1=$!
# Start build #2 in the background after 10 seconds.
(sleep 10 && nix-store -rvv "$drvPath2") &
pid2=$!
# Wait for the build of $drvPath1 to start
cat $lockFifo1
# Run the garbage collector while the build is running.
sleep 6
nix-collect-garbage
# Wait for build #1/#2 to finish.
# Unlock the build of $drvPath1
echo "" > $lockFifo1
echo waiting for pid $pid1 to finish...
wait $pid1
echo waiting for pid $pid2 to finish...
wait $pid2
# Check that the root of build #1 and its dependencies haven't been
# deleted. The should not be deleted by the GC because they were
@ -42,8 +42,9 @@ wait $pid2
cat $outPath1/foobar
cat $outPath1/input-2/bar
# Check that build #2 has succeeded. It should succeed because the
# derivation is a GC root.
# Check that the build build $drvPath2 succeeds.
# It should succeed because the derivation is a GC root.
nix-store -rvv "$drvPath2"
cat $outPath2/foobar
rm -f "$NIX_STATE_DIR"/gcroots/foo*

2
tests/gc-concurrent2.builder.sh
View file

@ -3,5 +3,3 @@ echo $(cat $input1/foo)$(cat $input2/bar)xyzzy > $out/foobar
# Check that the GC hasn't deleted the lock on our output.
test -e "$out.lock"
sleep 6

1
tests/init.sh
View file

@ -18,6 +18,7 @@ build-users-group =
keep-derivations = false
sandbox = false
experimental-features = nix-command flakes
gc-reserved-space = 0
include nix.conf.extra
EOF

2
tests/local.mk
View file

@ -40,4 +40,4 @@ tests-environment = NIX_REMOTE= $(bash) -e
clean-files += $(d)/common.sh
installcheck: $(d)/common.sh $(d)/config.nix $(d)/plugins/libplugintest.$(SO_EXT)
test-deps += tests/common.sh tests/config.nix tests/plugins/libplugintest.$(SO_EXT)

7
tests/nix-shell.sh
View file

@ -55,3 +55,10 @@ chmod a+rx $TEST_ROOT/shell.shebang.rb
output=$($TEST_ROOT/shell.shebang.rb abc ruby)
[ "$output" = '-e load("'"$TEST_ROOT"'/shell.shebang.rb") -- abc ruby' ]
# Test 'nix develop'.
nix develop -f shell.nix shellDrv -c bash -c '[[ -n $stdenv ]]'
# Test 'nix print-dev-env'.
source <(nix print-dev-env -f shell.nix shellDrv)
[[ -n $stdenv ]]