bcrypt: Add python secure password hashing library

bcrypt is a secure password hashing mechanism and is
extremely useful for more secure Radicale authentication,
so add it.

Signed-off-by: Daniel F. Dickinson <cshored@thecshore.com>

lang/python/bcrypt/Makefile

@@ -0,0 +1,68 @@
+#
+# This is free software, licensed under the GNU General Public License v2.
+# See /LICENSE for more information.
+#
+
+include $(TOPDIR)/rules.mk
+
+PKG_NAME:=bcrypt
+PKG_VERSION:=3.1.5
+PKG_RELEASE:=1
+
+PKG_SOURCE:=bcrypt-$(PKG_VERSION).tar.gz
+PKG_SOURCE_URL:= https://files.pythonhosted.org/packages/source/b/$(PKG_NAME)
+PKG_HASH:=136243dc44e5bab9b61206bd46fff3018bd80980b1a1dfbab64a22ff5745957f
+
+PKG_LICENSE:=Apache-2.0
+PKG_LICENSE_FILES:=LICENSE
+PKG_MAINTAINER:=Daniel Dickinson <cshored@thecshore.com>
+
+PKG_BUILD_DIR:=$(BUILD_DIR)/$(BUILD_VARIANT)-bcrypt-$(PKG_VERSION)
+
+include $(INCLUDE_DIR)/package.mk
+
+include ../python-package.mk
+include ../python3-package.mk
+
+PKG_UNPACK:=$(HOST_TAR) -C $(PKG_BUILD_DIR) --strip-components=1 -xzf $(DL_DIR)/$(PKG_SOURCE)
+
+define Package/bcrypt/Default
+  SECTION:=lang
+  CATEGORY:=Languages
+  SUBMENU:=Python
+  URL:=https://github.com/pyca/bcrypt/
+endef
+
+define Package/python-bcrypt
+$(call Package/bcrypt/Default)
+  TITLE:=BCrypt
+  DEPENDS+=+PACKAGE_python-bcrypt:python +PACKAGE_python-bcrypt:python-cffi \
+	   +PACKAGE_python-bcrypt:python-six
+  VARIANT:=python
+endef
+
+define Package/python3-bcrypt
+$(call Package/bcrypt/Default)
+  TITLE:=BCrypt
+  DEPENDS+=+PACKAGE_python3-bcrypt:python3 +PACKAGE_python3-bcrypt:python3-cffi \
+	   +PACKAGE_python3-bcrypt:python3-six
+  VARIANT:=python3
+endef
+
+define Package/python-bcrypt/description
+Good password hashing for your software and your servers
+endef
+
+define Package/python3-bcrypt/description
+$(call Package/python-bcrypt/description)
+.
+(Variant for Python3)
+endef
+
+$(eval $(call PyPackage,python-bcrypt))
+$(eval $(call Py3Package,python3-bcrypt))
+
+$(eval $(call BuildPackage,python-bcrypt))
+$(eval $(call BuildPackage,python-bcrypt-src))
+$(eval $(call BuildPackage,python3-bcrypt))
+$(eval $(call BuildPackage,python3-bcrypt-src))