Example #1
0
// makeSnapHookEnv returns an environment suitable for passing to
// os/exec.Cmd.Env
//
// The returned environment contains additional SNAP_* variables that
// are required when calling a meta/hook/ script and that will override
// any already existing SNAP_* variables in os.Environment()
func makeSnapHookEnv(part *SnapPart) (env []string) {
	desc := struct {
		AppName     string
		AppArch     string
		AppPath     string
		Version     string
		UdevAppName string
		Origin      string
	}{
		part.Name(),
		helpers.UbuntuArchitecture(),
		part.basedir,
		part.Version(),
		QualifiedName(part),
		part.Origin(),
	}
	snapEnv := helpers.MakeMapFromEnvList(helpers.GetBasicSnapEnvVars(desc))

	// merge regular env and new snapEnv
	envMap := helpers.MakeMapFromEnvList(os.Environ())
	for k, v := range snapEnv {
		envMap[k] = v
	}

	// flatten
	for k, v := range envMap {
		env = append(env, fmt.Sprintf("%s=%s", k, v))
	}

	return env
}
Example #2
0
// makeSnapHookEnv returns an environment suitable for passing to
// os/exec.Cmd.Env
//
// The returned environment contains additional SNAP_* variables that
// are required when calling a meta/hook/ script and that will override
// any already existing SNAP_* variables in os.Environment()
func makeSnapHookEnv(part *SnapPart) (env []string) {
	desc := struct {
		AppName     string
		AppArch     string
		AppPath     string
		Version     string
		UdevAppName string
		Origin      string
	}{
		part.Name(),
		arch.UbuntuArchitecture(),
		part.basedir,
		part.Version(),
		QualifiedName(part),
		part.Origin(),
	}

	vars := helpers.GetBasicSnapEnvVars(desc)
	vars = append(vars, helpers.GetDeprecatedBasicSnapEnvVars(desc)...)
	snapEnv := helpers.MakeMapFromEnvList(vars)

	// merge regular env and new snapEnv
	envMap := helpers.MakeMapFromEnvList(os.Environ())
	for k, v := range snapEnv {
		envMap[k] = v
	}

	// force default locale
	envMap["LC_ALL"] = "C.UTF-8"

	// flatten
	for k, v := range envMap {
		env = append(env, fmt.Sprintf("%s=%s", k, v))
	}

	return env
}
Example #3
0
func (s *SnapTestSuite) TestMakeConfigEnv(c *C) {
	yamlFile, err := makeInstalledMockSnap(s.tempdir, "")
	c.Assert(err, IsNil)
	snap, err := NewInstalledSnapPart(yamlFile, "sergiusens")
	c.Assert(err, IsNil)
	c.Assert(snap, NotNil)

	os.Setenv("SNAP_NAME", "override-me")
	defer os.Setenv("SNAP_NAME", "")

	env := makeSnapHookEnv(snap)

	// now ensure that the environment we get back is what we want
	envMap := helpers.MakeMapFromEnvList(env)
	// regular env is unaltered
	c.Assert(envMap["PATH"], Equals, os.Getenv("PATH"))
	// SNAP_* is overriden
	c.Assert(envMap["SNAP_NAME"], Equals, "hello-app")
	c.Assert(envMap["SNAP_VERSION"], Equals, "1.10")
}