Example #1
0
func (suite) TestParseBinary(c *C) {
	for i, test := range parseBinaryTests {
		c.Logf("test 1: %d", i)
		got, err := version.ParseBinary(test.v)
		if test.err != "" {
			c.Assert(err, ErrorMatches, test.err)
		} else {
			c.Assert(err, IsNil)
			c.Assert(got, Equals, test.expect)
		}
	}

	for i, test := range parseTests {
		c.Logf("test 2: %d", i)
		v := test.v + "-a-b"
		got, err := version.ParseBinary(v)
		expect := version.Binary{
			Number: test.expect,
			Series: "a",
			Arch:   "b",
		}
		if test.err != "" {
			c.Assert(err, ErrorMatches, strings.Replace(test.err, "version", "binary version", 1))
		} else {
			c.Assert(err, IsNil)
			c.Assert(got, Equals, expect)
			c.Check(got.IsDev(), Equals, test.dev)
		}
	}
}
Example #2
0
// listTools is like ListTools, but only returns the tools from
// a particular storage.
func listTools(store StorageReader, majorVersion int) ([]*state.Tools, error) {
	dir := fmt.Sprintf("%s%d.", toolPrefix, majorVersion)
	names, err := store.List(dir)
	if err != nil {
		return nil, err
	}
	var toolsList []*state.Tools
	for _, name := range names {
		if !strings.HasPrefix(name, toolPrefix) || !strings.HasSuffix(name, ".tgz") {
			log.Printf("environs: unexpected tools file found %q", name)
			continue
		}
		vers := name[len(toolPrefix) : len(name)-len(".tgz")]
		var t state.Tools
		t.Binary, err = version.ParseBinary(vers)
		if err != nil {
			log.Printf("environs: failed to parse %q: %v", vers, err)
			continue
		}
		if t.Major != majorVersion {
			log.Printf("environs: tool %q found in wrong directory %q", name, dir)
			continue
		}
		t.URL, err = store.URL(name)
		if err != nil {
			log.Printf("environs: cannot get URL for %q: %v", name, err)
			continue
		}
		toolsList = append(toolsList, &t)
	}
	return toolsList, nil
}
Example #3
0
// ReadList returns a List of the tools in store with the given major version.
// If store contains no such tools, it returns ErrNoMatches.
func ReadList(storage URLLister, majorVersion int) (List, error) {
	logger.Debugf("reading v%d.* tools", majorVersion)
	names, err := storage.List(toolPrefix)
	if err != nil {
		return nil, err
	}
	var list List
	var foundAnyTools bool
	for _, name := range names {
		if !strings.HasPrefix(name, toolPrefix) || !strings.HasSuffix(name, toolSuffix) {
			continue
		}
		var t state.Tools
		vers := name[len(toolPrefix) : len(name)-len(toolSuffix)]
		if t.Binary, err = version.ParseBinary(vers); err != nil {
			continue
		}
		foundAnyTools = true
		if t.Major != majorVersion {
			continue
		}
		logger.Debugf("found %s", vers)
		if t.URL, err = storage.URL(name); err != nil {
			return nil, err
		}
		list = append(list, &t)
	}
	if len(list) == 0 {
		if foundAnyTools {
			return nil, ErrNoMatches
		}
		return nil, ErrNoTools
	}
	return list, nil
}
Example #4
0
// bundleTools bundles all the current juju tools in gzipped tar
// format to the given writer.
// If forceVersion is not nil, a FORCE-VERSION file is included in
// the tools bundle so it will lie about its current version number.
func bundleTools(w io.Writer, forceVersion *version.Number) (version.Binary, error) {
	dir, err := ioutil.TempDir("", "juju-tools")
	if err != nil {
		return version.Binary{}, err
	}
	defer os.RemoveAll(dir)

	cmds := [][]string{
		{"go", "install", "launchpad.net/juju-core/cmd/jujud", "launchpad.net/juju-core/cmd/jujuc"},
		{"strip", dir + "/jujud", dir + "/jujuc"},
	}
	env := setenv(os.Environ(), "GOBIN="+dir)
	for _, args := range cmds {
		cmd := exec.Command(args[0], args[1:]...)
		cmd.Env = env
		out, err := cmd.CombinedOutput()
		if err != nil {
			return version.Binary{}, fmt.Errorf("build command %q failed: %v; %s", args[0], err, out)
		}
	}
	if forceVersion != nil {
		if err := ioutil.WriteFile(filepath.Join(dir, "FORCE-VERSION"), []byte(forceVersion.String()), 0666); err != nil {
			return version.Binary{}, err
		}
	}
	cmd := exec.Command(filepath.Join(dir, "jujud"), "version")
	out, err := cmd.CombinedOutput()
	if err != nil {
		return version.Binary{}, fmt.Errorf("cannot get version from %q: %v; %s", cmd.Args[0], err, out)
	}
	tvs := strings.TrimSpace(string(out))
	tvers, err := version.ParseBinary(tvs)
	if err != nil {
		return version.Binary{}, fmt.Errorf("invalid version %q printed by jujud", tvs)
	}
	err = archive(w, dir)
	if err != nil {
		return version.Binary{}, err
	}
	return tvers, err
}
Example #5
0
// bundleTools bundles all the current juju tools in gzipped tar
// format to the given writer.
// If forceVersion is not nil, a FORCE-VERSION file is included in
// the tools bundle so it will lie about its current version number.
func bundleTools(w io.Writer, forceVersion *version.Number) (version.Binary, error) {
	dir, err := ioutil.TempDir("", "juju-tools")
	if err != nil {
		return version.Binary{}, err
	}
	defer os.RemoveAll(dir)

	if err := copyExistingJujud(dir); err != nil {
		logger.Debugf("copy existing failed: %v", err)
		if err := buildJujud(dir); err != nil {
			return version.Binary{}, err
		}
	}

	if forceVersion != nil {
		logger.Debugf("forcing version to %s", forceVersion)
		if err := ioutil.WriteFile(filepath.Join(dir, "FORCE-VERSION"), []byte(forceVersion.String()), 0666); err != nil {
			return version.Binary{}, err
		}
	}
	cmd := exec.Command(filepath.Join(dir, "jujud"), "version")
	out, err := cmd.CombinedOutput()
	if err != nil {
		return version.Binary{}, fmt.Errorf("cannot get version from %q: %v; %s", cmd.Args[0], err, out)
	}
	tvs := strings.TrimSpace(string(out))
	tvers, err := version.ParseBinary(tvs)
	if err != nil {
		return version.Binary{}, fmt.Errorf("invalid version %q printed by jujud", tvs)
	}
	err = archive(w, dir)
	if err != nil {
		return version.Binary{}, err
	}
	return tvers, err
}