Add alpine support

src/rosdep2/__init__.py

@@ -55,6 +55,7 @@
 
 
 def create_default_installer_context(verbose=False):
+    from .platforms import alpine
     from .platforms import arch
     from .platforms import cygwin
     from .platforms import debian
@@ -68,7 +69,7 @@ def create_default_installer_context(verbose=False):
     from .platforms import slackware
     from .platforms import source
 
-    platform_mods = [arch, cygwin, debian, gentoo, opensuse, osx, redhat, slackware, freebsd]
+    platform_mods = [alpine, arch, cygwin, debian, gentoo, opensuse, osx, redhat, slackware, freebsd]
     installer_mods = [source, pip, gem] + platform_mods
 
     context = InstallerContext()

src/rosdep2/platforms/alpine.py

@@ -0,0 +1,89 @@
+# Copyright (c) 2018, SEQSENSE, Inc.
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are met:
+#
+#     * Redistributions of source code must retain the above copyright
+#       notice, this list of conditions and the following disclaimer.
+#     * Redistributions in binary form must reproduce the above copyright
+#       notice, this list of conditions and the following disclaimer in the
+#       documentation and/or other materials provided with the distribution.
+#     * Neither the name of the Willow Garage, Inc. nor the names of its
+#       contributors may be used to endorse or promote products derived from
+#       this software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+# POSSIBILITY OF SUCH DAMAGE.
+
+# Author Atsushi Watanabe/atsushi.w@ieee.org
+
+import os
+
+from rospkg.os_detect import OS_ALPINE
+
+from .pip import PIP_INSTALLER
+from .source import SOURCE_INSTALLER
+from ..installers import PackageManagerInstaller
+from ..shell_utils import read_stdout
+
+APK_INSTALLER = 'apk'
+
+
+def register_installers(context):
+    context.set_installer(APK_INSTALLER, ApkInstaller())
+
+
+def register_platforms(context):
+    context.add_os_installer_key(OS_ALPINE, APK_INSTALLER)
+    context.add_os_installer_key(OS_ALPINE, PIP_INSTALLER)
+    context.add_os_installer_key(OS_ALPINE, SOURCE_INSTALLER)
+    context.set_default_os_installer_key(OS_ALPINE, lambda self: APK_INSTALLER)
+
+
+def apk_detect(pkgs, exec_fn=read_stdout):
+    """
+    Given a list of packages, return a list of which are already installed.
+
+    :param exec_fn: function to execute Popen and read stdout (for testing)
+    """
+
+    if not pkgs:
+        return []
+
+    cmd = ['apk', 'info', '--installed']
+    cmd.extend(pkgs)
+    std_out = exec_fn(cmd)
+
+    return std_out.splitlines()
+
+
+class ApkInstaller(PackageManagerInstaller):
+
+    def __init__(self):
+        super(ApkInstaller, self).__init__(apk_detect)
+
+    def get_install_command(self, resolved, interactive=True, reinstall=False, quiet=False):
+        pkgs = self.get_packages_to_install(resolved, reinstall=reinstall)
+        if not pkgs:
+            return []
+
+        cmd = self.elevate_priv(['apk', 'add'])
+
+        if interactive:
+            cmd.append('--interactive')
+        if quiet:
+            cmd.append('--quiet')
+
+        cmd.extend(pkgs)
+
+        return [cmd]

test/test_rosdep_alpine.py

@@ -0,0 +1,91 @@
+# Copyright (c) 2018, SEQSENSE, Inc.
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are met:
+#
+#     * Redistributions of source code must retain the above copyright
+#       notice, this list of conditions and the following disclaimer.
+#     * Redistributions in binary form must reproduce the above copyright
+#       notice, this list of conditions and the following disclaimer in the
+#       documentation and/or other materials provided with the distribution.
+#     * Neither the name of the Willow Garage, Inc. nor the names of its
+#       contributors may be used to endorse or promote products derived from
+#       this software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+# POSSIBILITY OF SUCH DAMAGE.
+
+# Author Atsushi Watanabe/atsushi.w@ieee.org
+
+import os
+import traceback
+from mock import Mock, patch
+
+import rospkg.os_detect
+
+
+def get_test_dir():
+    # not used yet
+    return os.path.abspath(os.path.join(os.path.dirname(__file__), 'alpine'))
+
+
+def test_apk_detect():
+    from rosdep2.platforms.alpine import apk_detect
+
+    m = Mock(return_value='')
+    expected = []
+    val = apk_detect([], exec_fn=m)
+    assert val == expected, 'Result was: %s' % val
+    m.assert_not_called()
+
+    m = Mock(return_value='')
+    expected = []
+    val = apk_detect(['a'], exec_fn=m)
+    assert val == expected, 'Result was: %s' % val
+    m.assert_called_with(['apk', 'info', '--installed', 'a'])
+
+    m = Mock(return_value='\n'.join(['a', 'b']))
+    expected = ['a', 'b']
+    val = apk_detect(['a', 'b'], exec_fn=m)
+    assert val == expected, 'Result was: %s' % val
+    m.assert_called_with(['apk', 'info', '--installed', 'a', 'b'])
+
+
+def test_ApkInstaller():
+    from rosdep2.platforms.alpine import ApkInstaller
+
+    @patch.object(ApkInstaller, 'get_packages_to_install')
+    def test(mock_method):
+        installer = ApkInstaller()
+        mock_method.return_value = []
+        assert [] == installer.get_install_command(['nonexistingfakepackage'])
+
+        mock_method.return_value = ['a-dev', 'b-dev']
+
+        expected = [['sudo', '-H', 'apk', 'add', 'a-dev', 'b-dev']]
+        val = installer.get_install_command(['notused'], interactive=False, quiet=False)
+        assert val == expected, 'Result was: %s' % val
+
+        expected = [['sudo', '-H', 'apk', 'add', '--interactive', 'a-dev', 'b-dev']]
+        val = installer.get_install_command(['notused'], interactive=True, quiet=False)
+        assert val == expected, 'Result was: %s' % val
+
+        expected = [['sudo', '-H', 'apk', 'add', '--quiet', 'a-dev', 'b-dev']]
+        val = installer.get_install_command(['notused'], interactive=False, quiet=True)
+        assert val == expected, 'Result was: %s' % val
+
+    try:
+        test()
+    except AssertionError:
+        traceback.print_exc()
+        raise