X-Git-Url: https://code.grnet.gr/git/snf-image-creator/blobdiff_plain/8bd0cbb681398456705edd52b7d6104764811a6f..baa627245ca43405f471a3ac8637a05adeef9de5:/image_creator/dialog_wizard.py diff --git a/image_creator/dialog_wizard.py b/image_creator/dialog_wizard.py index a66cf38..40c3bfa 100644 --- a/image_creator/dialog_wizard.py +++ b/image_creator/dialog_wizard.py @@ -49,11 +49,16 @@ class WizardExit(Exception): pass +class WizardInvalidData(Exception): + pass + + class Wizard: def __init__(self, session): self.session = session self.pages = [] self.session['wizard'] = {} + self.d = session['dialog'] def add_page(self, page): self.pages.append(page) @@ -65,31 +70,62 @@ class Wizard: idx += self.pages[idx].run(self.session, idx, len(self.pages)) except WizardExit: return False + except WizardInvalidData: + continue if idx >= len(self.pages): - break + msg = "All necessary information has been gathered:\n\n" + for page in self.pages: + msg += " * %s\n" % page.info + msg += "\nConfirm and Proceed." + + ret = self.d.yesno( + msg, width=PAGE_WIDTH, height=12, ok_label="Yes", + cancel="Back", extra_button=1, extra_label="Quit", + title="Confirmation") + + if ret == self.d.DIALOG_CANCEL: + idx -= 1 + elif ret == self.d.DIALOG_EXTRA: + return False + elif ret == self.d.DIALOG_OK: + return True if idx < 0: return False - return True -class WizardPage: +class WizardPage(object): NEXT = 1 PREV = -1 + def __init__(self, **kargs): + if 'validate' in kargs: + validate = kargs['validate'] + else: + validate = lambda x: x + setattr(self, "validate", validate) + + if 'display' in kargs: + display = kargs['display'] + else: + display = lambda x: x + setattr(self, "display", display) + def run(self, session, index, total): raise NotImplementedError class WizardRadioListPage(WizardPage): - def __init__(self, name, message, choices, **kargs): + def __init__(self, name, printable, message, choices, **kargs): + super(WizardRadioListPage, self).__init__(**kargs) self.name = name + self.printable = printable self.message = message self.choices = choices self.title = kargs['title'] if 'title' in kargs else '' - self.default = kargs['default'] if 'default' in kargs else 0 + self.default = kargs['default'] if 'default' in kargs else "" def run(self, session, index, total): d = session['dialog'] @@ -97,118 +133,101 @@ class WizardRadioListPage(WizardPage): choices = [] for i in range(len(self.choices)): - default = 1 if i == self.default else 0 + default = 1 if self.choices[i][0] == self.default else 0 choices.append((self.choices[i][0], self.choices[i][1], default)) - while True: - (code, answer) = \ - d.radiolist(self.message, width=PAGE_WIDTH, - ok_label="Next", cancel="Back", choices=choices, - title="(%d/%d) %s" % (index + 1, total, self.title) - ) + (code, answer) = d.radiolist( + self.message, height=10, width=PAGE_WIDTH, ok_label="Next", + cancel="Back", choices=choices, + title="(%d/%d) %s" % (index + 1, total, self.title)) - if code in (d.DIALOG_CANCEL, d.DIALOG_ESC): - return self.PREV + if code in (d.DIALOG_CANCEL, d.DIALOG_ESC): + return self.PREV - for i in range(len(choices)): - if self.choices[i] == answer: - self.default = i - w[name] = i - break + w[self.name] = self.validate(answer) + self.default = answer + self.info = "%s: %s" % (self.printable, self.display(w[self.name])) - return self.NEXT + return self.NEXT class WizardInputPage(WizardPage): - def __init__(self, name, message, **kargs): + def __init__(self, name, printable, message, **kargs): + super(WizardInputPage, self).__init__(**kargs) self.name = name + self.printable = printable self.message = message self.title = kargs['title'] if 'title' in kargs else '' - self.init_value = kargs['init'] if 'init' in kargs else '' - self.allow_empty = kargs['empty'] if 'empty' in kargs else False + self.init = kargs['init'] if 'init' in kargs else '' def run(self, session, index, total): d = session['dialog'] w = session['wizard'] - init = w[self.name] if self.name in w else self.init_value - while True: - (code, answer) = \ - d.inputbox(self.message, init=init, - width=PAGE_WIDTH, ok_label="Next", cancel="Back", - title="(%d/%d) %s" % (index + 1, total, self.title)) + (code, answer) = d.inputbox( + self.message, init=self.init, width=PAGE_WIDTH, ok_label="Next", + cancel="Back", title="(%d/%d) %s" % (index + 1, total, self.title)) - if code in (d.DIALOG_CANCEL, d.DIALOG_ESC): - return self.PREV + if code in (d.DIALOG_CANCEL, d.DIALOG_ESC): + return self.PREV - value = answer.strip() - if len(value) == 0 and self.allow_empty is False: - d.msgbox("The value cannot be empty!", width=PAGE_WIDTH) - continue - w[self.name] = value - break + value = answer.strip() + self.init = value + w[self.name] = self.validate(value) + self.info = "%s: %s" % (self.printable, self.display(w[self.name])) return self.NEXT -class WizardYesNoPage(WizardPage): - - def __init__(self, message, **kargs): - self.message = message - self.title = kargs['title'] if 'title' in kargs else '' - - def run(self, session, index, total): - d = session['dialog'] - - while True: - ret = d.yesno(self.message, width=PAGE_WIDTH, ok_label="Yes", - cancel="Back", extra_button=1, extra_label="Quit", - title="(%d/%d) %s" % (index + 1, total, self.title)) - - if ret == d.DIALOG_CANCEL: - return self.PREV - elif ret == d.DIALOG_EXTRA: - raise WizardExit - elif ret == d.DIALOG_OK: - return self.NEXT - - def wizard(session): - init_account = Kamaki.get_account() - if init_account is None: - init_account = "" init_token = Kamaki.get_token() if init_token is None: init_token = "" - name = WizardInputPage("ImageName", "Please provide a name for the image:", - title="Image Name", init=session['device'].distro) - descr = WizardInputPage("ImageDescription", - "Please provide a description for the image:", - title="Image Description", empty=True, - init=session['metadata']['DESCRIPTION'] if - 'DESCRIPTION' in session['metadata'] else '') - account = WizardInputPage("account", - "Please provide your ~okeanos account e-mail:", - title="~okeanos account information", - init=init_account) - token = WizardInputPage("token", - "Please provide your ~okeanos account token:", - title="~okeanos account token", - init=init_token) - - msg = "All necessary information has been gathered. Confirm and Proceed." - proceed = WizardYesNoPage(msg, title="Confirmation") + name = WizardInputPage( + "ImageName", "Image Name", "Please provide a name for the image:", + title="Image Name", init=session['device'].distro) + + descr = WizardInputPage( + "ImageDescription", "Image Description", + "Please provide a description for the image:", + title="Image Description", init=session['metadata']['DESCRIPTION'] if + 'DESCRIPTION' in session['metadata'] else '') + + registration = WizardRadioListPage( + "ImageRegistration", "Registration Type", + "Please provide a registration type:", + [("Private", "Image is accessible only by this user"), + ("Public", "Everyone can create VMs from this image")], + title="Registration Type", default="Private") + + def validate_account(token): + if len(token) == 0: + d.msgbox("The token cannot be empty", width=PAGE_WIDTH) + raise WizardInvalidData + + account = Kamaki.get_account(token) + if account is None: + session['dialog'].msgbox("The token you provided in not valid!", + width=PAGE_WIDTH) + raise WizardInvalidData + + return account + + account = WizardInputPage( + "Account", "Account", + "Please provide your ~okeanos authentication token:", + title="~okeanos account", init=init_token, validate=validate_account, + display=lambda account: account['username']) w = Wizard(session) w.add_page(name) w.add_page(descr) + w.add_page(registration) w.add_page(account) - w.add_page(token) - w.add_page(proceed) if w.run(): create_image(session) @@ -227,8 +246,7 @@ def create_image(session): wizard = session['wizard'] # Save Kamaki credentials - Kamaki.save_account(wizard['account']) - Kamaki.save_token(wizard['token']) + Kamaki.save_token(wizard['Account']['auth_token']) with_progress = OutputWthProgress(True) out = disk.out @@ -262,7 +280,7 @@ def create_image(session): out.output() try: out.output("Uploading image to pithos:") - kamaki = Kamaki(wizard['account'], wizard['token'], out) + kamaki = Kamaki(wizard['Account'], out) name = "%s-%s.diskdump" % (wizard['ImageName'], time.strftime("%Y%m%d%H%M")) @@ -272,19 +290,22 @@ def create_image(session): "(1/4) Calculating block hashes", "(2/4) Uploading missing blocks") - out.output("(3/4) Uploading metadata file...", False) + out.output("(3/4) Uploading metadata file ...", False) kamaki.upload(StringIO.StringIO(metastring), size=len(metastring), remote_path="%s.%s" % (name, 'meta')) out.success('done') - out.output("(4/4) Uploading md5sum file...", False) + out.output("(4/4) Uploading md5sum file ...", False) md5sumstr = '%s %s\n' % (session['checksum'], name) kamaki.upload(StringIO.StringIO(md5sumstr), size=len(md5sumstr), remote_path="%s.%s" % (name, 'md5sum')) out.success('done') out.output() - out.output('Registering image with ~okeanos...', False) - kamaki.register(wizard['ImageName'], pithos_file, metadata) + is_public = True if w['ImageRegistration'] == "Public" else False + out.output('Registering %s image with ~okeanos ...' % + w['ImageRegistration'].lower(), False) + kamaki.register(wizard['ImageName'], pithos_file, metadata, + is_public) out.success('done') out.output() @@ -293,8 +314,9 @@ def create_image(session): finally: out.remove(with_progress) - msg = "The image was successfully uploaded and registered with " \ - "~okeanos. Would you like to keep a local copy of the image?" + msg = "The %s image was successfully uploaded and registered with " \ + "~okeanos. Would you like to keep a local copy of the image?" \ + % w['ImageRegistration'].lower() if not d.yesno(msg, width=PAGE_WIDTH): extract_image(session)