diff options
| -rw-r--r-- | src/libstore/path-regex.hh | 2 | ||||
| -rw-r--r-- | src/libstore/path.cc | 2 | ||||
| -rw-r--r-- | src/libstore/tests/path.cc | 9 |
3 files changed, 10 insertions, 3 deletions
diff --git a/src/libstore/path-regex.hh b/src/libstore/path-regex.hh index 4f8dc4c1f..a44e6a2eb 100644 --- a/src/libstore/path-regex.hh +++ b/src/libstore/path-regex.hh @@ -3,6 +3,6 @@ namespace nix { -static constexpr std::string_view nameRegexStr = R"([0-9a-zA-Z\+\-\._\?=]+)"; +static constexpr std::string_view nameRegexStr = R"([0-9a-zA-Z\+\-_\?=][0-9a-zA-Z\+\-\._\?=]*)"; } diff --git a/src/libstore/path.cc b/src/libstore/path.cc index 552e83114..3c6b9fc10 100644 --- a/src/libstore/path.cc +++ b/src/libstore/path.cc @@ -11,6 +11,8 @@ static void checkName(std::string_view path, std::string_view name) if (name.size() > StorePath::MaxPathLen) throw BadStorePath("store path '%s' has a name longer than %d characters", path, StorePath::MaxPathLen); + if (name[0] == '.') + throw BadStorePath("store path '%s' starts with illegal character '.'", path); // See nameRegexStr for the definition for (auto c : name) if (!((c >= '0' && c <= '9') diff --git a/src/libstore/tests/path.cc b/src/libstore/tests/path.cc index efa35ef2b..5a84d646c 100644 --- a/src/libstore/tests/path.cc +++ b/src/libstore/tests/path.cc @@ -39,6 +39,7 @@ TEST_DONT_PARSE(double_star, "**") TEST_DONT_PARSE(star_first, "*,foo") TEST_DONT_PARSE(star_second, "foo,*") TEST_DONT_PARSE(bang, "foo!o") +TEST_DONT_PARSE(dotfile, ".gitignore") #undef TEST_DONT_PARSE @@ -101,8 +102,12 @@ Gen<StorePathName> Arbitrary<StorePathName>::arbitrary() pre += '-'; break; case 64: - pre += '.'; - break; + // names aren't permitted to start with a period, + // so just fall through to the next case here + if (c != 0) { + pre += '.'; + break; + } case 65: pre += '_'; break; |