Exemple #1
0
func (s *SnapSuite) TestSnapRunAppWithCommandIntegration(c *check.C) {
	// mock installed snap
	dirs.SetRootDir(c.MkDir())
	defer func() { dirs.SetRootDir("/") }()

	si := snaptest.MockSnap(c, string(mockYaml), &snap.SideInfo{
		Revision: snap.R(42),
	})
	err := os.Symlink(si.MountDir(), filepath.Join(si.MountDir(), "../current"))
	c.Assert(err, check.IsNil)

	// redirect exec
	execArg0 := ""
	execArgs := []string{}
	execEnv := []string{}
	restorer := snaprun.MockSyscallExec(func(arg0 string, args []string, envv []string) error {
		execArg0 = arg0
		execArgs = args
		execEnv = envv
		return nil
	})
	defer restorer()

	// and run it!
	err = snaprun.SnapRunApp("snapname.app", "my-command", []string{"arg1", "arg2"})
	c.Assert(err, check.IsNil)
	c.Check(execArg0, check.Equals, filepath.Join(dirs.LibExecDir, "snap-confine"))
	c.Check(execArgs, check.DeepEquals, []string{
		filepath.Join(dirs.LibExecDir, "snap-confine"),
		"snap.snapname.app",
		filepath.Join(dirs.LibExecDir, "snap-exec"),
		"--command=my-command", "snapname.app", "arg1", "arg2"})
	c.Check(execEnv, testutil.Contains, "SNAP_REVISION=42")
}
Exemple #2
0
func (s *SnapSuite) TestSnapRunHookMissingHookIntegration(c *check.C) {
	// mock installed snap
	dirs.SetRootDir(c.MkDir())
	defer func() { dirs.SetRootDir("/") }()

	// Only create revision 42
	snaptest.MockSnap(c, string(mockYaml), &snap.SideInfo{
		Revision: snap.R(42),
	})

	// and mock the server
	s.mockServer(c)

	// redirect exec
	called := false
	restorer := snaprun.MockSyscallExec(func(arg0 string, args []string, envv []string) error {
		called = true
		return nil
	})
	defer restorer()

	err := snaprun.SnapRunHook("snapname", "unset", "missing-hook")
	c.Assert(err, check.IsNil)
	c.Check(called, check.Equals, false)
}
Exemple #3
0
func (s *SnapSuite) TestSnapRunHookUnsetRevisionIntegration(c *check.C) {
	// mock installed snap
	dirs.SetRootDir(c.MkDir())
	defer func() { dirs.SetRootDir("/") }()

	si := snaptest.MockSnap(c, string(mockYaml), &snap.SideInfo{
		Revision: snap.R(42),
	})
	err := os.Symlink(si.MountDir(), filepath.Join(si.MountDir(), "../current"))
	c.Assert(err, check.IsNil)

	// redirect exec
	execArg0 := ""
	execArgs := []string{}
	execEnv := []string{}
	restorer := snaprun.MockSyscallExec(func(arg0 string, args []string, envv []string) error {
		execArg0 = arg0
		execArgs = args
		execEnv = envv
		return nil
	})
	defer restorer()

	// Specifically pass "unset" which would use the active version.
	_, err = snaprun.Parser().ParseArgs([]string{"run", "--hook=configure", "-r=unset", "snapname"})
	c.Assert(err, check.IsNil)
	c.Check(execArg0, check.Equals, filepath.Join(dirs.LibExecDir, "snap-confine"))
	c.Check(execArgs, check.DeepEquals, []string{
		filepath.Join(dirs.LibExecDir, "snap-confine"),
		"snap.snapname.hook.configure",
		filepath.Join(dirs.LibExecDir, "snap-exec"),
		"--hook=configure", "snapname"})
	c.Check(execEnv, testutil.Contains, "SNAP_REVISION=42")
}
Exemple #4
0
func (s *SnapSuite) TestSnapRunHookSpecificRevisionIntegration(c *check.C) {
	// mock installed snap
	dirs.SetRootDir(c.MkDir())
	defer func() { dirs.SetRootDir("/") }()

	// Create both revisions 41 and 42
	snaptest.MockSnap(c, string(mockYaml), &snap.SideInfo{
		Revision: snap.R(41),
	})
	snaptest.MockSnap(c, string(mockYaml), &snap.SideInfo{
		Revision: snap.R(42),
	})

	// and mock the server
	s.mockServer(c)

	// redirect exec
	execArg0 := ""
	execArgs := []string{}
	execEnv := []string{}
	restorer := snaprun.MockSyscallExec(func(arg0 string, args []string, envv []string) error {
		execArg0 = arg0
		execArgs = args
		execEnv = envv
		return nil
	})
	defer restorer()

	// Run a hook on revision 41
	_, err := snaprun.Parser().ParseArgs([]string{"run", "--hook=apply-config", "-r=41", "snapname"})
	c.Assert(err, check.IsNil)
	c.Check(execArg0, check.Equals, "/usr/bin/ubuntu-core-launcher")
	c.Check(execArgs, check.DeepEquals, []string{
		"/usr/bin/ubuntu-core-launcher",
		"snap.snapname.hook.apply-config",
		"snap.snapname.hook.apply-config",
		"/usr/lib/snapd/snap-exec",
		"--hook=apply-config", "snapname"})
	c.Check(execEnv, testutil.Contains, "SNAP_REVISION=41")
}
Exemple #5
0
func (s *SnapSuite) TestSnapRunAppIntegration(c *check.C) {
	// mock installed snap
	dirs.SetRootDir(c.MkDir())
	defer func() { dirs.SetRootDir("/") }()

	snaptest.MockSnap(c, string(mockYaml), &snap.SideInfo{
		Revision: snap.R(42),
	})

	// and mock the server
	s.mockServer(c)

	// redirect exec
	execArg0 := ""
	execArgs := []string{}
	execEnv := []string{}
	restorer := snaprun.MockSyscallExec(func(arg0 string, args []string, envv []string) error {
		execArg0 = arg0
		execArgs = args
		execEnv = envv
		return nil
	})
	defer restorer()

	// and run it!
	rest, err := snaprun.Parser().ParseArgs([]string{"run", "snapname.app", "--arg1", "arg2"})
	c.Assert(err, check.IsNil)
	c.Assert(rest, check.DeepEquals, []string{"snapname.app", "--arg1", "arg2"})
	c.Check(execArg0, check.Equals, "/usr/bin/ubuntu-core-launcher")
	c.Check(execArgs, check.DeepEquals, []string{
		"/usr/bin/ubuntu-core-launcher",
		"snap.snapname.app",
		"snap.snapname.app",
		"/usr/lib/snapd/snap-exec",
		"snapname.app",
		"--arg1", "arg2"})
	c.Check(execEnv, testutil.Contains, "SNAP_REVISION=42")
}
Exemple #6
0
func (s *SnapSuite) TestSnapRunSaneEnvironmentHandling(c *check.C) {
	// mock installed snap
	dirs.SetRootDir(c.MkDir())
	defer func() { dirs.SetRootDir("/") }()

	snaptest.MockSnap(c, string(mockYaml), &snap.SideInfo{
		Revision: snap.R(42),
	})

	// and mock the server
	s.mockServer(c)

	// redirect exec
	execEnv := []string{}
	restorer := snaprun.MockSyscallExec(func(arg0 string, args []string, envv []string) error {
		execEnv = envv
		return nil
	})
	defer restorer()

	// set a SNAP{,_*} variable in the environment
	os.Setenv("SNAP_NAME", "something-else")
	os.Setenv("SNAP_ARCH", "PDP-7")
	defer os.Unsetenv("SNAP_NAME")
	defer os.Unsetenv("SNAP_ARCH")
	// but unreleated stuff is ok
	os.Setenv("SNAP_THE_WORLD", "YES")
	defer os.Unsetenv("SNAP_THE_WORLD")

	// and ensure those SNAP_ vars get overriden
	rest, err := snaprun.Parser().ParseArgs([]string{"run", "snapname.app", "--arg1", "arg2"})
	c.Assert(err, check.IsNil)
	c.Assert(rest, check.DeepEquals, []string{"snapname.app", "--arg1", "arg2"})
	c.Check(execEnv, testutil.Contains, "SNAP_REVISION=42")
	c.Check(execEnv, check.Not(testutil.Contains), "SNAP_NAME=something-else")
	c.Check(execEnv, check.Not(testutil.Contains), "SNAP_ARCH=PDP-7")
	c.Check(execEnv, testutil.Contains, "SNAP_THE_WORLD=YES")
}
Exemple #7
0
func (s *SnapSuite) TestSnapRunHookMissingRevisionIntegration(c *check.C) {
	// mock installed snap
	dirs.SetRootDir(c.MkDir())
	defer func() { dirs.SetRootDir("/") }()

	// Only create revision 42
	si := snaptest.MockSnap(c, string(mockYaml), &snap.SideInfo{
		Revision: snap.R(42),
	})
	err := os.Symlink(si.MountDir(), filepath.Join(si.MountDir(), "../current"))
	c.Assert(err, check.IsNil)

	// redirect exec
	restorer := snaprun.MockSyscallExec(func(arg0 string, args []string, envv []string) error {
		return nil
	})
	defer restorer()

	// Attempt to run a hook on revision 41, which doesn't exist
	_, err = snaprun.Parser().ParseArgs([]string{"run", "--hook=configure", "-r=41", "snapname"})
	c.Assert(err, check.NotNil)
	c.Check(err, check.ErrorMatches, "cannot find .*")
}
Exemple #8
0
func (s *SnapSuite) TestSnapRunHookMissingHookIntegration(c *check.C) {
	// mock installed snap
	dirs.SetRootDir(c.MkDir())
	defer func() { dirs.SetRootDir("/") }()

	// Only create revision 42
	si := snaptest.MockSnap(c, string(mockYaml), &snap.SideInfo{
		Revision: snap.R(42),
	})
	err := os.Symlink(si.MountDir(), filepath.Join(si.MountDir(), "../current"))
	c.Assert(err, check.IsNil)

	// redirect exec
	called := false
	restorer := snaprun.MockSyscallExec(func(arg0 string, args []string, envv []string) error {
		called = true
		return nil
	})
	defer restorer()

	err = snaprun.SnapRunHook("snapname", "unset", "missing-hook")
	c.Assert(err, check.ErrorMatches, `cannot find hook "missing-hook" in "snapname"`)
	c.Check(called, check.Equals, false)
}
Exemple #9
0
func (s *SnapSuite) TestSnapRunHookSpecificRevisionIntegration(c *check.C) {
	// mock installed snap
	dirs.SetRootDir(c.MkDir())
	defer func() { dirs.SetRootDir("/") }()

	// Create both revisions 41 and 42
	snaptest.MockSnap(c, string(mockYaml), string(mockContents), &snap.SideInfo{
		Revision: snap.R(41),
	})
	snaptest.MockSnap(c, string(mockYaml), string(mockContents), &snap.SideInfo{
		Revision: snap.R(42),
	})

	// redirect exec
	execArg0 := ""
	execArgs := []string{}
	execEnv := []string{}
	restorer := snaprun.MockSyscallExec(func(arg0 string, args []string, envv []string) error {
		execArg0 = arg0
		execArgs = args
		execEnv = envv
		return nil
	})
	defer restorer()

	// Run a hook on revision 41
	_, err := snaprun.Parser().ParseArgs([]string{"run", "--hook=configure", "-r=41", "snapname"})
	c.Assert(err, check.IsNil)
	c.Check(execArg0, check.Equals, filepath.Join(dirs.LibExecDir, "snap-confine"))
	c.Check(execArgs, check.DeepEquals, []string{
		filepath.Join(dirs.LibExecDir, "snap-confine"),
		"snap.snapname.hook.configure",
		filepath.Join(dirs.LibExecDir, "snap-exec"),
		"--hook=configure", "snapname"})
	c.Check(execEnv, testutil.Contains, "SNAP_REVISION=41")
}