nix: added custom build to allow turning off the sandbox

Makefile

@@ -1,69 +1,72 b''
 
-.PHONY: clean docs docs-clean docs-cleanup test test-clean test-only test-only-postgres test-only-mysql web-build generate-pkgs pip-packages
+.PHONY: clean docs docs-clean docs-cleanup test test-clean test-only test-only-postgres test-only-mysql web-build generate-pkgs pip-packages build-nix
 
 NODE_PATH=./node_modules
 WEBPACK=./node_binaries/webpack
 GRUNT=./node_binaries/grunt
 # set by: PATH_TO_OUTDATED_PACKAGES=/some/path/outdated_packages.py
 OUTDATED_PACKAGES = ${PATH_TO_OUTDATED_PACKAGES}
 
 clean:
 	make test-clean
 	find . -type f \( -iname '*.c' -o -iname '*.pyc' -o -iname '*.so' -o -iname '*.orig' \) -exec rm '{}' ';'
 
 test:
 	make test-clean
 	make test-only
 
 test-clean:
 	rm -rf coverage.xml htmlcov junit.xml pylint.log result
 	find . -type d -name "__pycache__" -prune -exec rm -rf '{}' ';'
 	find . -type f \( -iname '.coverage.*' \) -exec rm '{}' ';'
 
 test-only:
 	PYTHONHASHSEED=random \
 	py.test -x -vv -r xw -p no:sugar --cov=rhodecode \
     --cov-report=term-missing --cov-report=html \
     rhodecode
 
 test-only-mysql:
 	PYTHONHASHSEED=random \
 	py.test -x -vv -r xw -p no:sugar --cov=rhodecode \
     --cov-report=term-missing --cov-report=html \
     --ini-config-override='{"app:main": {"sqlalchemy.db1.url": "mysql://root:qweqwe@localhost/rhodecode_test?charset=utf8"}}' \
     rhodecode
 
 test-only-postgres:
 	PYTHONHASHSEED=random \
 	py.test -x -vv -r xw -p no:sugar --cov=rhodecode \
     --cov-report=term-missing --cov-report=html \
     --ini-config-override='{"app:main": {"sqlalchemy.db1.url": "postgresql://postgres:qweqwe@localhost/rhodecode_test"}}' \
     rhodecode
 
 
 docs:
 	(cd docs; nix-build default.nix -o result; make clean html)
 
 docs-clean:
 	(cd docs; make clean)
 
 docs-cleanup:
 	(cd docs; make cleanup)
 
 web-build:
 	NODE_PATH=$(NODE_PATH) $(GRUNT)
 
 generate-pkgs:
 	nix-shell pkgs/shell-generate.nix --command "pip2nix generate --licenses --no-binary :all:"
 
 pip-packages:
 	python ${OUTDATED_PACKAGES}
 
 generate-js-pkgs:
 	rm -rf node_modules && \
 	nix-shell pkgs/shell-generate.nix --command "node2nix --input package.json -o pkgs/node-packages.nix -e pkgs/node-env.nix -c pkgs/node-default.nix -d --flatten --nodejs-8" && \
 	sed -i -e 's/http:\/\//https:\/\//g' pkgs/node-packages.nix
 
 generate-license-meta:
 	nix-build pkgs/license-generate.nix -o result-license && \
-	cat result-license/licenses.json | python -m json.tool > rhodecode/config/licenses.json
  No newline at end of file
+	cat result-license/licenses.json | python -m json.tool > rhodecode/config/licenses.json
+
+build-nix:
+	nix-build --show-trace --option sandbox false --option max-jobs 4 --option cores 4