bump: version 0.4.4 → 0.4.5

which it is not always, depending on apt sources

.gitignore

@@ -1,2 +1,4 @@
+*~
 *.pyc
+dist/
 rattail_fabric2.egg-info/

CHANGELOG.md

@@ -0,0 +1,53 @@
+
+# Changelog
+All notable changes to rattail-fabric2 will be documented in this file.
+
+The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/)
+and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.html).
+
+## v0.4.5 (2025-02-01)
+
+### Fix
+
+- purge email settings for wuttjamaican also
+
+## v0.4.4 (2024-10-03)
+
+### Fix
+
+- update project source links, kallithea -> forgejo
+
+## v0.4.3 (2024-08-06)
+
+### Fix
+
+- setup basic log files for CORE Lane
+- avoid rich traceback for overnight luigi commands
+- avoid rich traceback for backup script
+- avoid rich traceback for overnight luigi commands
+- install more dependencies for borg
+- install `emacs-common-non-dfsg` only if available
+
+## v0.4.2 (2024-07-05)
+
+### Fix
+
+- install non-dfsg package for emacs
+- remove references, dependency for `six` package
+
+## v0.4.1 (2024-06-30)
+
+### Fix
+
+- always install `venv` pkg when bootstrapping python
+
+## v0.4.0 (2024-06-10)
+
+### Feat
+
+- switch from setup.cfg to pyproject.toml + hatchling
+
+
+## Older Releases
+
+Please see `docs/OLDCHANGES.rst` for older release notes.

README.md

@@ -0,0 +1,11 @@
+
+# rattail-fabric2
+
+Rattail is a retail software framework, released under the GNU General Public
+License.
+
+This package contains various utility functions for use with
+[Fabric](http://www.fabfile.org/) (v2).
+
+Please see Rattail's [home page](https://rattailproject.org/) for more
+information.

README.rst

@@ -1,14 +0,0 @@
-
-rattail-fabric2
-===============
-
-Rattail is a retail software framework, released under the GNU General Public
-License.
-
-This package contains various utility functions for use with `Fabric`_ (v2).
-
-.. _`Fabric`: http://www.fabfile.org/
-
-Please see Rattail's `home page`_ for more information.
-
-.. _`home page`: https://rattailproject.org/

docs/OLDCHANGES.rst

@@ -2,6 +2,50 @@
 CHANGELOG
 =========
 
+NB. this file contains "old" release notes only.  for newer releases
+see the `CHANGELOG.md` file in the source root folder.
+
+
+0.3.6 (2024-05-31)
+------------------
+
+* Bump version to fix PyPI upload.
+
+
+0.3.5 (2024-05-31)
+------------------
+
+* Fix command line args in scripts, per typer.
+
+
+0.3.4 (2024-05-07)
+------------------
+
+* Fix shell when creating new linux user account.
+
+
+0.3.3 (2023-09-25)
+------------------
+
+* Add separate functions for dump, restore of mysql DB.
+
+* Preserve correct owner for ``.bashrc`` when configuring node.js.
+
+* Move sql file to temp path when restoring postgres db.
+
+* Add ``clang`` workaround for pythonz.
+
+* Add ``mysql.get_version_string()`` convenience function.
+
+* Add option to skip raw SQL file when dumping postgres DB.
+
+
+0.3.2 (2023-06-10)
+------------------
+
+* Let caller override default ``fannie/config.php``.
+
+
 0.3.1 (2023-06-10)
 ------------------
 

pyproject.toml

@@ -0,0 +1,41 @@
+
+[build-system]
+requires = ["hatchling"]
+build-backend = "hatchling.build"
+
+
+[project]
+name = "rattail-fabric2"
+version = "0.4.5"
+description = "Fabric (v2) Utilities for Rattail"
+readme = "README.md"
+authors = [{name = "Lance Edgar", email = "lance@edbob.org"}]
+license = {text = "GNU GPL v3+"}
+classifiers = [
+        "Development Status :: 3 - Alpha",
+        "Environment :: Console",
+        "Intended Audience :: Developers",
+        "License :: OSI Approved :: GNU General Public License v3 or later (GPLv3+)",
+        "Natural Language :: English",
+        "Operating System :: OS Independent",
+        "Programming Language :: Python :: 3",
+        "Topic :: System :: Systems Administration",
+        "Topic :: Software Development :: Libraries :: Python Modules",
+]
+dependencies = [
+        "fabric2",
+        "invoke",
+        "rattail",
+]
+
+
+[project.urls]
+Homepage = "https://rattailproject.org"
+Repository = "https://forgejo.wuttaproject.org/rattail/rattail-fabric2"
+Changelog = "https://forgejo.wuttaproject.org/rattail/rattail-fabric2/src/branch/master/CHANGELOG.md"
+
+
+[tool.commitizen]
+version_provider = "pep621"
+tag_format = "v$version"
+update_changelog_on_bump = true

rattail_fabric2/_version.py

@@ -1,3 +1,9 @@
 # -*- coding: utf-8; -*-
 
-__version__ = '0.3.1'
+try:
+    from importlib.metadata import version
+except ImportError:
+    from importlib_metadata import version
+
+
+__version__ = version('rattail-fabric2')

rattail_fabric2/apt.py

@@ -112,4 +112,10 @@ def install_emacs(c):
         if ubuntu_version and ubuntu_version < 16:
             emacs = 'emacs23-nox'
 
-    install(c, emacs, 'emacs-goodies-el')
+    install(c, emacs,
+            'emacs-goodies-el',
+            )
+
+    # nb. this includes tramp manual
+    if c.sudo('dpkg -s emacs-common-non-dfsg', warn=True).ok:
+        install(c, 'emacs-common-non-dfsg')

rattail_fabric2/backup.py

@@ -103,7 +103,7 @@ def deploy_backup_app(c, deploy, envname, mkvirtualenv=True, user='rattail',
         # rattail
         mkdir(c, os.path.join(envpath, 'src'), use_sudo=True, runas_user=user)
         if not exists(c, os.path.join(envpath, 'src/rattail')):
-            c.sudo('git clone https://kallithea.rattailproject.org/rattail-project/rattail {}/src/rattail'.format(envpath), user=user)
+            c.sudo(f'git clone https://forgejo.wuttaproject.org/rattail/rattail.git {envpath}/src/rattail', user=user)
             c.sudo("bash -c 'PIP_CONFIG_FILE={0}/pip.conf {0}/bin/pip install --editable {0}/src/rattail'".format(envpath),
                    user=user)
         deploy_generic(c, 'backup/git-exclude', os.path.join(envpath, 'src/rattail/.git/info/exclude'), use_sudo=True, owner=user)

rattail_fabric2/borg.py

@@ -2,7 +2,7 @@
 ################################################################################
 #
 #  Rattail -- Retail Software Framework
-#  Copyright © 2010-2018 Lance Edgar
+#  Copyright © 2010-2024 Lance Edgar
 #
 #  This file is part of Rattail.
 #
@@ -26,8 +26,6 @@ Fabric library for Borg backups
 https://www.borgbackup.org/
 """
 
-from __future__ import unicode_literals, absolute_import
-
 from rattail_fabric2 import apt
 
 
@@ -39,6 +37,9 @@ def install_dependencies(c):
         c,
         'libacl1-dev',
         'libfuse-dev',
+        'liblz4-dev',
         'libssl-dev',
+        'libxxhash-dev',
+        'libzstd-dev',
         'pkg-config',
     )

rattail_fabric2/byjove.py

@@ -33,7 +33,7 @@ def install_from_source(c, user='rattail'):
     """
     if not exists(c, '/usr/local/src/byjove'):
         mkdir(c, '/usr/local/src/byjove', use_sudo=True, owner=user)
-        c.sudo('git clone https://kallithea.rattailproject.org/rattail-project/byjove /usr/local/src/byjove',
+        c.sudo('git clone https://forgejo.wuttaproject.org/rattail/byjove.git /usr/local/src/byjove',
                user=user)
         c.sudo("bash -l -c 'cd /usr/local/src/byjove; npm link'", 
                user=user)

rattail_fabric2/core.py

@@ -129,21 +129,29 @@ def mkdir(c, paths, owner=None, mode=None,
 
 
 def make_normal_user(c, username, full_name=None,
-                     # TODO: ugh why is this true by default..should change that
-                     disabled_login=True,
-                     password=None):
+                     shell='/bin/bash',
+                     password=None,
+                     disabled_login=False):
     """
     Make a new "normal" user account.
+
+    :param disabled_login: If true, will leave the account in a
+       non-usable state, i.e. with invalid shell.
     """
-    if not c.run('getent passwd {}'.format(username), warn=True).failed:
+    # do not bother if user exists
+    missing = c.run(f'getent passwd {username}', warn=True).failed
+    if not missing:
         return
 
-    if password:
-        disabled_login = True
-    disabled_login = '--disabled-login' if disabled_login else ''
-    c.sudo("adduser --gecos '{}' {} {}".format(full_name or username,
-                                               disabled_login,
-                                               username))
+    # nb. specify --disabled-login to avoid being prompted for password
+    c.sudo("adduser --gecos '{}' --disabled-login {}".format(full_name or username,
+                                                             username))
+
+    # then fix the shell unless we shouldn't
+    if not disabled_login:
+        c.sudo(f'usermod -s {shell} {username}')
+
+    # and maybe set password
     if password:
         c.sudo(f"bash -c 'echo {username}:{password} | chpasswd'",
                echo=False)
@@ -239,6 +247,8 @@ class Deployer(object):
         self.deploy(c, local_path, remote_path, **kwargs)
 
     def full_path(self, local_path):
+        if local_path.startswith('/'):
+            return local_path
         return '{}/{}'.format(self.deploy_path, local_path)
 
     def local_exists(self, local_path):

rattail_fabric2/corepos.py

@@ -41,7 +41,8 @@ def install_corepos(c, rootdir, rooturl_office, production=True,
                     mysql_name_prefix='',
                     composer='composer.phar',
                     composer_install=True,
-                    make_shadowread=False):
+                    make_shadowread=False,
+                    fannie_config=True):
     """
     Install the CORE software to the given location.
 
@@ -93,22 +94,31 @@ def install_corepos(c, rootdir, rooturl_office, production=True,
                     user='{}@localhost'.format(mysql_username))
 
     # fannie config
-    remote_path = '{}/IS4C/fannie/config.php'.format(rootdir)
-    if not exists(c, remote_path):
-        deploy_generic(c, 'corepos/fannie-config.php.mako', remote_path,
-                       use_sudo=True, owner='www-data:{}'.format(user), mode='0640',
-                       context={'rootdir': rootdir,
-                                'rooturl': rooturl_office,
-                                'mysql_username': mysql_username,
-                                'mysql_password': mysql_password,
-                                'mysql_name_prefix': mysql_name_prefix})
+    if fannie_config:
+        remote_path = '{}/IS4C/fannie/config.php'.format(rootdir)
+        if not exists(c, remote_path):
+            if fannie_config is True:
+                fannie_config = 'corepos/fannie-config.php.mako'
+            deploy_generic(c, fannie_config, remote_path,
+                           use_sudo=True, owner='www-data:{}'.format(user), mode='0640',
+                           context={'rootdir': rootdir,
+                                    'rooturl': rooturl_office,
+                                    'mysql_username': mysql_username,
+                                    'mysql_password': mysql_password,
+                                    'mysql_name_prefix': mysql_name_prefix})
 
-    # fannie logging
+    # office logging
     mkdir(c, f'{is4c}/fannie/logs', use_sudo=True,
           owner=f'{user}:www-data', mode='0775')
     c.sudo(f"bash -c 'cd {is4c}/fannie/logs && touch fannie.log debug_fannie.log'",
            user='www-data')
 
+    # lane logging
+    mkdir(c, f'{is4c}/pos/is4c-nf/log', use_sudo=True,
+          owner=f'{user}:www-data', mode='0775')
+    c.sudo(f"bash -c 'cd {is4c}/pos/is4c-nf/log && touch lane.log debug_lane.log'",
+           user='www-data')
+
 
 # TODO: deprecate / remove this
 def install_fannie(c, rootdir, user='www-data', branch='version-2.10',

rattail_fabric2/deploy/backup/backup-everything.mako

@@ -11,6 +11,8 @@ else
 fi
 
 RATTAIL="/srv/envs/${envname}/bin/rattail --config=$CONFIG $PROGRESS $VERBOSE"
+# nb. avoid rich-formatted traceback here since it's so "noisy"
+export _TYPER_STANDARD_TRACEBACK=1
 
 
 # sanity check

rattail_fabric2/deploy/luigi/cron-overnight.sh.mako

@@ -3,9 +3,10 @@
 cd ${envroot}
 
 export RATTAIL_CONFIG_FILES=${overnight_conf}
+# nb. avoid rich-formatted traceback here since it's so "noisy"
+export _TYPER_STANDARD_TRACEBACK=1
 
-bin/rattail overnight -k ${automation.lower()} <%text>\</%text>
-        --no-versioning <%text>\</%text>
+bin/rattail --no-versioning overnight -k ${automation.lower()} <%text>\</%text>
         % if email_key is not Undefined and email_key:
         --email-key '${email_key}' <%text>\</%text>
         % endif

rattail_fabric2/deploy/luigi/restart-overnight.sh.mako

@@ -3,9 +3,10 @@
 cd ${envroot}
 
 export RATTAIL_CONFIG_FILES=${overnight_conf}
+# nb. avoid rich-formatted traceback here since it's so "noisy"
+export _TYPER_STANDARD_TRACEBACK=1
 
-bin/rattail overnight -k ${automation.lower()} <%text>\</%text>
-        --no-versioning <%text>\</%text>
+bin/rattail --no-versioning overnight -k ${automation.lower()} <%text>\</%text>
         % if email_key is not Undefined and email_key:
         --email-key '${email_key}' <%text>\</%text>
         % endif

rattail_fabric2/mysql.py

@@ -2,7 +2,7 @@
 ################################################################################
 #
 #  Rattail -- Retail Software Framework
-#  Copyright © 2010-2021 Lance Edgar
+#  Copyright © 2010-2023 Lance Edgar
 #
 #  This file is part of Rattail.
 #
@@ -24,6 +24,8 @@
 Fabric Library for MySQL
 """
 
+import re
+
 from rattail_fabric2 import apt, make_deploy, sed
 
 
@@ -38,6 +40,18 @@ def install(c):
     apt.install(c, 'default-mysql-server')
 
 
+def get_version_string(c):
+    """
+    Fetch the version of MySQL running on the target system
+    """
+    result = c.sudo('mysql --version', warn=True)
+    if not result.failed:
+        # match = re.match(r'^mysql .*?(\d+\.\d+\.\d+)-MariaDB', result.stdout)
+        match = re.match(r'^mysql +Ver +(\d+\.\d+\.\d+)-.*', result.stdout)
+        if match:
+            return match.group(1)
+
+
 def set_bind_address(c, address):
     """
     Configure the 'bind-address' setting with the given value.
@@ -149,20 +163,31 @@ def script(c, path, database=''):
     c.sudo("bash -c 'mysql {} < {}'".format(database, path))
 
 
+def dump_db(c, name, skip_triggers=False):
+    """
+    Dump a database to file, on the server represented by ``c`` param.
+
+    This function returns the name of the DB dump file.  The name will
+    not have a path component as it's assumed to be in the home folder
+    of the connection user.
+    """
+    skip_triggers = '--skip-triggers' if skip_triggers else ''
+    # note, we force sudo "as root" to ensure -H flag is used
+    # (which allows us to leverage /root/.my.cnf config file)
+    c.sudo(f'mysqldump {skip_triggers} --result-file={name}.sql {name}',
+           user='root')
+    c.sudo(f'gzip --force {name}.sql')
+    return f'{name}.sql.gz'
+
+
 def download_db(c, name, destination=None, **kwargs):
     """
     Download a database from the "current" server.
     """
-    if destination is None:
-        destination = './{}.sql.gz'.format(name)
-    triggers = '--skip-triggers' if kwargs.get('skip_triggers') else ''
-    mysqldump = 'mysqldump {0} --result-file={1}.sql {1}'.format(triggers, name)
-    # note, we force sudo "as root" to ensure -H flag is used
-    # (which allows us to leverage /root/.my.cnf config file)
-    c.sudo(mysqldump, user='root')
-    c.sudo('gzip --force {}.sql'.format(name))
-    c.get('{}.sql.gz'.format(name), destination)
-    c.sudo('rm {}.sql.gz'.format(name))
+    filename = dump_db(c, name,
+                       skip_triggers=kwargs.get('skip_triggers', False))
+    c.get(filename, destination or f'./{filename}')
+    c.sudo(f'rm {filename}')
 
 
 def clone_db(c, name, download, user=None, force=False):
@@ -193,3 +218,20 @@ def clone_db(c, name, download, user=None, force=False):
     c.run('gunzip --force {}.sql.gz'.format(name))
     c.sudo("bash -c 'mysql {0} < {0}.sql'".format(name))
     c.run('rm {}.sql'.format(name))
+
+
+def restore_db(c, name, path):
+    """
+    Restore a database from a dump file.
+
+    :param name: Name of the database to restore.
+
+    :param path: Path to the DB dump file, which should end in ``.sql.gz``
+    """
+    if not path.endswith('.sql.gz'):
+        raise ValueError("Path to dump file must end in `.sql.gz`")
+
+    c.sudo(f'gunzip --force {path}')
+    sql_path = path[:-3]
+    c.sudo(f"bash -c 'mysql {name} < {sql_path}'")
+    c.sudo(f'rm {sql_path}')

rattail_fabric2/nodejs.py

@@ -2,7 +2,7 @@
 ################################################################################
 #
 #  Rattail -- Retail Software Framework
-#  Copyright © 2010-2019 Lance Edgar
+#  Copyright © 2010-2023 Lance Edgar
 #
 #  This file is part of Rattail.
 #
@@ -46,6 +46,9 @@ def install(c, version=None, user=None):
 
     profile = os.path.join(home, '.profile')
     kwargs = {'use_sudo': bool(user)}
+    if kwargs['use_sudo']:
+        c.sudo(f'touch {profile}')
+        c.sudo(f'chown {user}: {profile}')
     append(c, profile, 'export NVM_DIR="{}"'.format(nvm), **kwargs)
     append(c, profile, '[ -s "$NVM_DIR/nvm.sh" ] && \. "$NVM_DIR/nvm.sh"', **kwargs)
     append(c, profile, '[ -s "$NVM_DIR/bash_completion" ] && \. "$NVM_DIR/bash_completion"', **kwargs)

rattail_fabric2/postgresql.py

@@ -199,7 +199,8 @@ def drop_db(c, name, checkfirst=True):
         c.sudo('dropdb {}'.format(name), user='postgres')
 
 
-def dump_db(c, name, port=None, exclude_tables=None):
+def dump_db(c, name, port=None, exclude_tables=None,
+            skip_raw_file=False):
     """
     Dump a database to file, on the server represented by ``c`` param.
 
@@ -209,22 +210,39 @@ def dump_db(c, name, port=None, exclude_tables=None):
     """
     c.run('touch {}.sql'.format(name))
     c.run('chmod 0666 {}.sql'.format(name))
-    cmd = 'pg_dump {port} {exclude_tables} --file={name}.sql {name}'.format(
-        name=name,
-        port='--port={}'.format(port) if port else '',
-        exclude_tables='--exclude-table-data={}'.format(exclude_tables) if exclude_tables else '')
-    c.sudo(cmd, user='postgres')
-    c.run('gzip --force {}.sql'.format(name))
-    return '{}.sql.gz'.format(name)
+
+    sql_name = f'{name}.sql'
+    gz_name = f'{sql_name}.gz'
+    filename = gz_name if skip_raw_file else sql_name
+
+    port = f'--port={port}' if port else ''
+    exclude_tables = f'--exclude-table-data={exclude_tables}' if exclude_tables else ''
+    filename = '' if skip_raw_file else f'--file={filename}'
+    cmd = f'pg_dump {port} {exclude_tables} {filename} {name}'
+
+    if skip_raw_file:
+        tmp_name = f'/tmp/{gz_name}'
+        cmd = f'{cmd} | gzip -c > {tmp_name}'
+        c.sudo(cmd, user='postgres')
+        # TODO: should remove this file
+        c.run(f"cp {tmp_name} {gz_name}")
+
+    else:
+        c.sudo(cmd, user='postgres')
+        c.run(f'gzip --force {sql_name}')
+
+    return gz_name
 
 
-def download_db(c, name, destination=None, port=None, exclude_tables=None):
+def download_db(c, name, destination=None, port=None, exclude_tables=None,
+                skip_raw_file=False):
     """
     Download a database from the server represented by ``c`` param.
     """
     if destination is None:
         destination = './{}.sql.gz'.format(name)
-    dumpfile = dump_db(c, name, port=port, exclude_tables=exclude_tables)
+    dumpfile = dump_db(c, name, port=port, exclude_tables=exclude_tables,
+                       skip_raw_file=skip_raw_file)
     c.get(dumpfile, destination)
     c.run('rm {}'.format(dumpfile))
 
@@ -259,7 +277,12 @@ def clone_db(c, name, owner, download, user='rattail', force=False, workdir=None
         os.chdir(curdir)
 
     # restore database on target server
-    restore_db(c, name, '{}.sql.gz'.format(name))
+    # TODO: first tried c.sudo('mv ...') but that did not work for the "typical"
+    # scenario of connecting as rattail@server to obtain db dump, since the dump
+    # cmd is normally carved out via sudoers config, but 'sudo mv ..' is not
+    filename = f'{name}.sql.gz'
+    c.run(f'mv {filename} /tmp/')
+    restore_db(c, name, f'/tmp/{filename}')
 
 
 def restore_db(c, name, path):

rattail_fabric2/python.py

@@ -2,7 +2,7 @@
 ################################################################################
 #
 #  Rattail -- Retail Software Framework
-#  Copyright © 2010-2022 Lance Edgar
+#  Copyright © 2010-2023 Lance Edgar
 #
 #  This file is part of Rattail.
 #
@@ -50,6 +50,7 @@ def bootstrap_python(c, deploy=None,
     apt.install(
         c,
         'python3-dev',
+        'python3-venv',
         'libffi-dev',
         'libjpeg-dev',
         'libssl-dev',
@@ -112,7 +113,8 @@ def configure_pythonz(c, user):
            use_sudo=True)
 
 
-def install_python(c, version, globally=False, verbose=False):
+def install_python(c, version, globally=False, verbose=False,
+                   use_clang=False):
     """
     Install a specific version of python, via pythonz.
 
@@ -121,10 +123,17 @@ def install_python(c, version, globally=False, verbose=False):
        symlink, if installed, will use the "short" version, e.g. if the
        ``version`` specified is ``'3.5.3'`` then the symlink will be named
        ``'python3.5'``.
+
+    :param use_clang: Use `clang` instead of default compiler.  May be
+       needed in rare cases for older python versions.  See also
+       https://stackoverflow.com/a/73267352
     """
+    if use_clang:
+        apt.install(c, 'clang')
     if not exists(c, '/usr/local/pythonz/pythons/CPython-{}'.format(version)):
+        clang = 'CC=clang' if use_clang else ''
         verbose = '--verbose' if verbose else ''
-        c.sudo("bash -lc 'pythonz install {} {}'".format(verbose, version))
+        c.sudo(f"bash -lc '{clang} pythonz install {verbose} {version}'")
     if globally:
         short_version = '.'.join(version.split('.')[:2])
         c.sudo('ln -sf /usr/local/pythonz/pythons/CPython-{0}/bin/python{1} /usr/local/bin/python{1}'.format(

rattail_fabric2/rattail.py

@@ -108,6 +108,14 @@ def delete_email_recipients(c, dbname):
     """
     Purge all email recipient settings for the given database.
     """
+    # purge new-style for wuttjamaican
+    postgresql.sql(c, "delete from setting where name like 'rattail.email.%.sender';", database=dbname)
+    postgresql.sql(c, "delete from setting where name like 'rattail.email.%.to';", database=dbname)
+    postgresql.sql(c, "delete from setting where name like 'rattail.email.%.cc';", database=dbname)
+    postgresql.sql(c, "delete from setting where name like 'rattail.email.%.bcc';", database=dbname)
+
+    # purge old-style for rattail
+    postgresql.sql(c, "delete from setting where name like 'rattail.mail.%.from';", database=dbname)
     postgresql.sql(c, "delete from setting where name like 'rattail.mail.%.to';", database=dbname)
     postgresql.sql(c, "delete from setting where name like 'rattail.mail.%.cc';", database=dbname)
     postgresql.sql(c, "delete from setting where name like 'rattail.mail.%.bcc';", database=dbname)

rattail_fabric2/util.py

@@ -111,8 +111,6 @@ def append(c, filename, text, use_sudo=False, partial=False, escape=True,
     """
     func = use_sudo and c.sudo or c.run
     # Normalize non-list input to be a list
-    # TODO: do we need to check for six.something here?
-    # if isinstance(text, basestring):
     if isinstance(text, str):
         text = [text]
     for line in text:

setup.cfg

@@ -1,34 +0,0 @@
-# -*- coding: utf-8; -*-
-
-[metadata]
-name = rattail-fabric2
-version = attr: rattail_fabric2.__version__
-author = Lance Edgar
-author_email = lance@edbob.org
-url = https://rattailproject.org/
-license = GNU GPL v3
-description = Fabric (v2) Utilities for Rattail
-long_description = file: README.rst
-classifiers =
-        Development Status :: 3 - Alpha
-        Environment :: Console
-        Intended Audience :: Developers
-        License :: OSI Approved :: GNU General Public License v3 or later (GPLv3+)
-        Natural Language :: English
-        Operating System :: OS Independent
-        Programming Language :: Python :: 3
-        Programming Language :: Python :: 3.5
-        Topic :: System :: Systems Administration
-        Topic :: Software Development :: Libraries :: Python Modules
-
-
-[options]
-install_requires =
-        fabric2
-        invoke
-        rattail
-        six
-
-packages = find:
-include_package_data = True
-zip_safe = False

setup.py

@@ -1,26 +0,0 @@
-# -*- coding: utf-8; -*-
-################################################################################
-#
-#  Rattail -- Retail Software Framework
-#  Copyright © 2010-2023 Lance Edgar
-#
-#  This file is part of Rattail.
-#
-#  Rattail is free software: you can redistribute it and/or modify it under the
-#  terms of the GNU General Public License as published by the Free Software
-#  Foundation, either version 3 of the License, or (at your option) any later
-#  version.
-#
-#  Rattail is distributed in the hope that it will be useful, but WITHOUT ANY
-#  WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
-#  FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more
-#  details.
-#
-#  You should have received a copy of the GNU General Public License along with
-#  Rattail.  If not, see <http://www.gnu.org/licenses/>.
-#
-################################################################################
-
-from setuptools import setup
-
-setup()

tasks.py

@@ -2,7 +2,7 @@
 ################################################################################
 #
 #  Rattail -- Retail Software Framework
-#  Copyright © 2010-2020 Lance Edgar
+#  Copyright © 2010-2024 Lance Edgar
 #
 #  This file is part of Rattail.
 #
@@ -24,16 +24,25 @@
 Tasks for rattail-fabric2
 """
 
-from __future__ import unicode_literals, absolute_import
-
 import os
+import re
 import shutil
 
 from invoke import task
 
 
 here = os.path.abspath(os.path.dirname(__file__))
-exec(open(os.path.join(here, 'rattail_fabric2', '_version.py')).read())
+__version__ = None
+pattern = re.compile(r'^version = "(\d+\.\d+\.\d+)"$')
+with open(os.path.join(here, 'pyproject.toml'), 'rt') as f:
+    for line in f:
+        line = line.rstrip('\n')
+        match = pattern.match(line)
+        if match:
+            __version__ = match.group(1)
+            break
+if not __version__:
+    raise RuntimeError("could not parse version!")
 
 
 @task
@@ -41,9 +50,10 @@ def release(c):
     """
     Release a new version of 'rattail-fabric2'.
     """
-    shutil.rmtree('rattail_fabric2.egg-info')
+    if os.path.exists('rattail_fabric2.egg-info'):
+        shutil.rmtree('rattail_fabric2.egg-info')
     # TODO: this seems heavy-handed? for sake of recursive-include in MANIFEST
     # TODO: what i esp. don't like is, this doesn't consider .gitignore
     c.run("find . -name '*~' -delete")
-    c.run('python setup.py sdist --formats=gztar')
-    c.run('twine upload dist/rattail-fabric2-{}.tar.gz'.format(__version__))
+    c.run('python -m build --sdist')
+    c.run(f'twine upload dist/rattail_fabric2-{__version__}.tar.gz')