// RunCommands exists to satisfy the Runner interface.
func (runner *runner) RunCommands(commands string) (*utilexec.ExecResponse, error) {
srv, err := runner.startJujucServer()
if err != nil {
return nil, err
}
defer srv.Close()
env, err := runner.context.HookVars(runner.paths)
if err != nil {
return nil, errors.Trace(err)
}
command := utilexec.RunParams{
Commands: commands,
WorkingDir: runner.paths.GetCharmDir(),
Environment: env,
}
err = command.Run()
if err != nil {
return nil, err
}
runner.context.SetProcess(command.Process())
// Block and wait for process to finish
result, err := command.Wait()
return result, runner.context.Flush("run commands", err)
}
// runScript executes the given lines in bash
func (c *Client) runScript(lines ...string) error {
p := exec.RunParams{
Commands: strings.Join(lines, "\n"),
}
os.MkdirAll(c.SccDir, 0755)
p.WorkingDir = c.SccDir
if err := p.Run(); err != nil {
return err
}
if r, err := p.Wait(); err != nil {
return err
} else {
os.Stderr.Write(r.Stderr)
os.Stdout.Write(r.Stdout)
if r.Code != 0 {
return errors.New("Script failed")
}
return nil
}
}
func (*execSuite) TestRunCommands(c *gc.C) {
newDir, err := longPathAsString(c.MkDir())
c.Assert(err, gc.IsNil)
for i, test := range []struct {
message string
commands string
workingDir string
environment []string
stdout string
stderr string
code int
}{
{
message: "test stdout capture",
commands: "echo 'testing stdout'",
stdout: "testing stdout\r\n",
}, {
message: "test stderr capture",
commands: "Write-Error 'testing stderr'",
stderr: "testing stderr\r\n",
}, {
message: "test return code",
commands: "exit 42",
code: 42,
}, {
message: "test working dir",
commands: "(pwd).Path",
workingDir: newDir,
stdout: filepath.FromSlash(newDir) + "\r\n",
}, {
message: "test environment",
commands: "echo $env:OMG_IT_WORKS",
environment: []string{"OMG_IT_WORKS=like magic"},
stdout: "like magic\r\n",
},
} {
c.Logf("%v: %s", i, test.message)
params := exec.RunParams{
Commands: test.commands,
WorkingDir: test.workingDir,
Environment: test.environment,
}
result, err := exec.RunCommands(params)
c.Assert(err, gc.IsNil)
c.Assert(string(result.Stdout), gc.Equals, test.stdout)
c.Assert(string(result.Stderr), jc.Contains, test.stderr)
c.Assert(result.Code, gc.Equals, test.code)
err = params.Run()
c.Assert(err, gc.IsNil)
c.Assert(params.Process(), gc.Not(gc.IsNil))
result, err = params.Wait()
c.Assert(err, gc.IsNil)
c.Assert(string(result.Stdout), gc.Equals, test.stdout)
c.Assert(string(result.Stderr), jc.Contains, test.stderr)
c.Assert(result.Code, gc.Equals, test.code)
}
}
func (*execSuite) TestRunCommands(c *gc.C) {
newDir := c.MkDir()
for i, test := range []struct {
message string
commands string
workingDir string
environment []string
stdout string
stderr string
code int
}{
{
message: "test stdout capture",
commands: "echo testing stdout",
stdout: "testing stdout\n",
}, {
message: "test stderr capture",
commands: "echo testing stderr >&2",
stderr: "testing stderr\n",
}, {
message: "test return code",
commands: "exit 42",
code: 42,
}, {
message: "test working dir",
commands: "pwd",
workingDir: newDir,
stdout: newDir + "\n",
}, {
message: "test environment",
commands: "echo $OMG_IT_WORKS",
environment: []string{"OMG_IT_WORKS=like magic"},
stdout: "like magic\n",
}, {
message: "multiple commands",
commands: "cat\necho 123",
stdout: "123\n",
},
} {
c.Logf("%v: %s", i, test.message)
params := exec.RunParams{
Commands: test.commands,
WorkingDir: test.workingDir,
Environment: test.environment,
}
result, err := exec.RunCommands(params)
c.Assert(err, gc.IsNil)
c.Assert(string(result.Stdout), gc.Equals, test.stdout)
c.Assert(string(result.Stderr), gc.Equals, test.stderr)
c.Assert(result.Code, gc.Equals, test.code)
err = params.Run()
c.Assert(err, gc.IsNil)
c.Assert(params.Process(), gc.Not(gc.IsNil))
result, err = params.Wait()
c.Assert(err, gc.IsNil)
c.Assert(string(result.Stdout), gc.Equals, test.stdout)
c.Assert(string(result.Stderr), gc.Equals, test.stderr)
c.Assert(result.Code, gc.Equals, test.code)
}
}