diff options
Diffstat (limited to 'documentation/ref-manual/classes.rst')
| -rw-r--r-- | documentation/ref-manual/classes.rst | 37 |
1 files changed, 23 insertions, 14 deletions
diff --git a/documentation/ref-manual/classes.rst b/documentation/ref-manual/classes.rst index ffaad9bfc9..694e20ebc3 100644 --- a/documentation/ref-manual/classes.rst +++ b/documentation/ref-manual/classes.rst @@ -590,19 +590,25 @@ Here is an example that uses this class in an image recipe:: " Here is an example that adds two users named "tester-jim" and "tester-sue" and assigns -passwords:: +passwords. First on host, create the password hash:: + + mkpasswd -m sha256crypt tester01 + +The resulting hash is set to a variable and used in ``useradd`` command parameters. +Remember to escape the character ``$``:: inherit extrausers + PASSWD = "\$X\$ABC123\$A-Long-Hash" EXTRA_USERS_PARAMS = "\ - useradd -P tester01 tester-jim; \ - useradd -P tester01 tester-sue; \ + useradd -p '${PASSWD}' tester-jim; \ + useradd -p '${PASSWD}' tester-sue; \ " -Finally, here is an example that sets the root password to "1876*18":: +Finally, here is an example that sets the root password:: inherit extrausers EXTRA_USERS_PARAMS = "\ - usermod -P 1876*18 root; \ + usermod -p '${PASSWD}' root; \ " .. _ref-classes-features_check: @@ -1494,15 +1500,6 @@ messages for various BitBake severity levels (i.e. ``bbplain``, This class is enabled by default since it is inherited by the ``base`` class. -.. _ref-classes-meta: - -``meta.bbclass`` -================ - -The ``meta`` class is inherited by recipes that do not build any output -packages themselves, but act as a "meta" target for building other -recipes. - .. _ref-classes-metadata_scm: ``metadata_scm.bbclass`` @@ -2218,6 +2215,18 @@ commit, and log. From the information, report files using a JSON format are created and stored in ``${``\ :term:`LOG_DIR`\ ``}/error-report``. +.. _ref-classes-reproducible-build: + +``reproducible_build.bbclass`` +============================== + +The ``reproducible_build.bbclass`` class enables +:ref:`test-manual/reproducible-builds:reproducible builds` by computing +a :term:`SOURCE_DATE_EPOCH` value in each component's build environment, so +that the build is independent from the time when the component was built. + +Poky inherits this class by default since version 3.1. + .. _ref-classes-rm-work: ``rm_work.bbclass`` |