func (suite) TestConfigPerm(c *C) {
defer testing.MakeSampleHome(c).Restore()
path := testing.HomePath(".juju")
info, err := os.Lstat(path)
c.Assert(err, IsNil)
oldPerm := info.Mode().Perm()
env := `
environments:
only:
type: dummy
state-server: false
authorized-keys: i-am-a-key
`
outfile, err := environs.WriteEnvirons("", env)
c.Assert(err, IsNil)
info, err = os.Lstat(outfile)
c.Assert(err, IsNil)
c.Assert(info.Mode().Perm(), Equals, os.FileMode(0600))
info, err = os.Lstat(filepath.Dir(outfile))
c.Assert(err, IsNil)
c.Assert(info.Mode().Perm(), Equals, oldPerm)
}
func (suite) TestNamedConfigFile(c *C) {
defer testing.MakeFakeHomeNoEnvironments(c, "only").Restore()
env := `
environments:
only:
type: dummy
state-server: false
authorized-keys: i-am-a-key
`
path := filepath.Join(c.MkDir(), "a-file")
outfile, err := environs.WriteEnvirons(path, env)
c.Assert(err, IsNil)
c.Assert(path, Equals, outfile)
es, err := environs.ReadEnvirons(path)
c.Assert(err, IsNil)
e, err := es.Open("")
c.Assert(err, IsNil)
c.Assert(e.Name(), Equals, "only")
}
func (suite) TestDefaultConfigFile(c *C) {
defer testing.MakeEmptyFakeHome(c).Restore()
env := `
environments:
only:
type: dummy
state-server: false
authorized-keys: i-am-a-key
`
outfile, err := environs.WriteEnvirons("", env)
c.Assert(err, IsNil)
path := testing.HomePath(".juju", "environments.yaml")
c.Assert(path, Equals, outfile)
es, err := environs.ReadEnvirons("")
c.Assert(err, IsNil)
e, err := es.Open("")
c.Assert(err, IsNil)
c.Assert(e.Name(), Equals, "only")
}
// Run checks to see if there is already an environments.yaml file. In one does not exist already,
// a boilerplate version is created so that the user can edit it to get started.
func (c *InitCommand) Run(context *cmd.Context) error {
out := context.Stdout
config := environs.BoilerplateConfig()
if c.Show {
fmt.Fprint(out, config)
return nil
}
_, err := environs.ReadEnvirons("")
if err == nil && !c.WriteFile {
return errJujuEnvExists
}
if err != nil && !os.IsNotExist(err) {
return err
}
filename, err := environs.WriteEnvirons("", config)
if err != nil {
return fmt.Errorf("A boilerplate environment configuration file could not be created: %s", err.Error())
}
fmt.Fprintf(out, "A boilerplate environment configuration file has been written to %s.\n", filename)
fmt.Fprint(out, "Edit the file to configure your juju environment and run bootstrap.\n")
return nil
}