def get_rules_list():
"""
DOCSTRING : this function get all the rules then render to the page : 'admin/crush/rules_list.html'.
Args : None
Returns : render to the template page : 'admin/crush/rules_list.html'
"""
if request.method == 'GET':
try:
manage_crush = ManageCrush()
rule_list = manage_crush.get_rules()
if list_err in session:
result = session["err"]
session.pop("err")
return render_template('admin/crush/rules_list.html',
rule_list=rule_list,
err=result)
elif list_success in session:
result = session["success"]
session.pop("success")
return render_template('admin/crush/rules_list.html',
rule_list=rule_list,
success=result)
elif list_warning in session:
result = session["warning"]
session.pop("warning")
return render_template('admin/crush/rules_list.html',
rule_list=rule_list,
warning=result)
else:
return render_template('admin/crush/rules_list.html',
rule_list=rule_list)
except CephException as e:
if e.id == CephException.CONNECTION_TIMEOUT:
session['err'] = "ui_admin_ceph_time_out"
elif e.id == CephException.GENERAL_EXCEPTION:
session['err'] = "ui_admin_ceph_general_exception"
logger.error(e)
return render_template('admin/crush/rules_list.html')
except Exception as e:
session['err'] = "ui_admin_view_rule_error"
result = session['err']
logger.error(e)
return render_template('admin/crush/rules_list.html', err=result)
def save_bucket_tree():
if request.method == 'POST':
try:
bucket_tree = request.form.get("bucket")
manage_crush = ManageCrush()
manage_crush.save_buckets_tree(bucket_tree)
session['success'] = "ui_admin_save_buckets_success"
return redirect(url_for('crush_controller.get_bucket_list'))
except CrushException as e:
if e.id == CrushException.COMPILE or e.id == CrushException.BUCKET_SAVE:
session['err'] = "ui_admin_save_buckets_fail"
logger.error(e)
return redirect(url_for('crush_controller.get_bucket_list'))
elif e.id == CrushException.BUCKET_NOT_DEFINED:
session['err'] = "ui_admin_save_buckets_fail"
logger.error(e)
return redirect(url_for('crush_controller.get_bucket_list'))
elif e.id == CrushException.DUPLICATE_BUCKET_NAME:
session['err'] = "ui_admin_bucket_duplicate_name"
logger.error(e)
return redirect(url_for('crush_controller.get_bucket_list'))
else:
session['err'] = "ui_admin_save_buckets_fail"
logger.error(e)
return redirect(url_for('crush_controller.get_bucket_list'))
except CephException as e:
if e.id == CephException.CONNECTION_TIMEOUT:
session['err'] = "ui_admin_ceph_time_out"
logger.error(e)
return redirect(url_for('crush_controller.get_bucket_list'))
elif e.id == CephException.GENERAL_EXCEPTION:
session['err'] = "ui_admin_ceph_general_exception"
logger.error(e)
return redirect(url_for('crush_controller.get_bucket_list'))
session['err'] = "ui_admin_ceph_general_exception"
logger.error(e)
return redirect(url_for('crush_controller.get_bucket_list'))
except Exception as e:
session['err'] = "ui_admin_save_buckets_fail"
logger.error(e)
return redirect(url_for('crush_controller.get_bucket_list'))
def get_buckets_types():
if request.method == 'GET':
try:
manage_crush = ManageCrush()
buckets_types = manage_crush.get_buckets_types()
return buckets_types
except CephException as e:
if e.id == CephException.CONNECTION_TIMEOUT:
session['err'] = "ui_admin_ceph_time_out"
elif e.id == CephException.GENERAL_EXCEPTION:
session['err'] = "ui_admin_ceph_general_exception"
else:
session['err'] = "ui_admin_ceph_general_exception"
return redirect(url_for('crush_controller.get_bucket_list'), 307)
except Exception as e:
session['err'] = "ui_admin_error_read_crush_map"
logger.error(e)
return redirect(url_for('crush_controller.get_bucket_list'))
def get_selected_rule_info(rule_name):
try:
manage_crush = ManageCrush()
rule_list = manage_crush.get_rules()
selected_rule_info = rule_list[rule_name]
json_data = json.dumps(selected_rule_info)
return json_data
except CephException as e:
if e.id == CephException.CONNECTION_TIMEOUT:
session['err'] = "ui_admin_ceph_time_out"
elif e.id == CephException.GENERAL_EXCEPTION:
session['err'] = "ui_admin_ceph_general_exception"
logger.error(e)
return render_template('admin/crush/rules_list.html')
except Exception as e:
session['err'] = "ui_admin_view_rule_error"
result = session['err']
logger.error(e)
return render_template('admin/crush/rules_list.html', err=result)
def remove_rule(rule_name):
"""
DOCSTRING : this function is called to delete a certain rule , then redirect to the page :
'admin/crush/rules_list.html'.
Args : rule_name (string)
Returns : redirect to the page : 'admin/crush/rules_list.html'
"""
if request.method == 'POST':
try:
used_flag = rule_in_use(rule_name)
if used_flag:
session["err"] = "ui_admin_cannot_delete_rule_in_use"
return redirect(url_for('crush_controller.get_rules_list'))
manage_crush = ManageCrush()
manage_crush.delete_rule(rule_name)
session["success"] = "ui_admin_delete_rule_success"
return redirect(url_for('crush_controller.get_rules_list'))
except CephException as e:
if e.id == CephException.CONNECTION_TIMEOUT:
session['err'] = "ui_admin_ceph_time_out"
return redirect(url_for('crush_controller.get_rules_list'))
elif e.id == CephException.GENERAL_EXCEPTION:
session['err'] = "ui_admin_ceph_general_exception"
return redirect(url_for('crush_controller.get_rules_list'))
session['err'] = "ui_admin_ceph_general_exception"
return redirect(url_for('crush_controller.get_rules_list'))
except Exception as e:
session['err'] = "ui_admin_delete_rule_error"
logger.error(e)
return redirect(url_for('crush_controller.get_rules_list'))
def get_pool_info(pool_name):
"""
DOCSTRING : this function is called when opening the Edit Pool form page.
Args : pool_name (string)
Returns : redirect to the page : 'admin/pool/edit_pool.html'
"""
global result
if request.method == 'GET' or request.method == 'POST':
try:
selected_pool_profile = ECProfile()
manage_pools = ManagePools()
pool_list = manage_pools.get_pools_info()
for pool_info in pool_list:
if pool_info.name == pool_name:
selected_pool = pool_info
# If the pool was "Erasure" ... get the profile :
# -----------------------------------------------
if selected_pool.type == "erasure":
# getting the EC Profiles List
manage_ec_profiles = ManageEcProfiles()
profiles_list = manage_ec_profiles.get_ec_profiles() # Dictionary of Objects
for profile_name, profile_obj in profiles_list.items():
if profile_name == selected_pool.ec_profile:
selected_pool_profile = profile_obj
manage_crush = ManageCrush()
rule_list = manage_crush.get_rules()
# getting "storage_engine" from Cluster info :
conf = configuration()
ci = conf.get_cluster_info()
storage_engine = ""
storage_engine = ci.storage_engine
if list_err in session:
result = session["err"]
session.pop("err")
return render_template('admin/pool/edit_pool.html', selected_pool=selected_pool, rule_list=rule_list,
selected_pool_profile=selected_pool_profile, storage_engine=storage_engine, err=result)
elif list_success in session:
result = session["success"]
session.pop("success")
return render_template('admin/pool/edit_pool.html', selected_pool=selected_pool, rule_list=rule_list,
selected_pool_profile=selected_pool_profile, storage_engine=storage_engine, success=result)
elif list_warning in session:
result = session["warning"]
session.pop("warning")
return render_template('admin/pool/edit_pool.html', selected_pool=selected_pool, rule_list=rule_list,
selected_pool_profile=selected_pool_profile, storage_engine=storage_engine, warning=result)
else:
return render_template('admin/pool/edit_pool.html', selected_pool=selected_pool, rule_list=rule_list,
selected_pool_profile=selected_pool_profile, storage_engine=storage_engine)
except CephException as e:
if e.id == CephException.CONNECTION_TIMEOUT:
result = session['err'] = "ui_admin_ceph_time_out"
return render_template('admin/pool/edit_pool.html', err=result)
elif e.id == CephException.GENERAL_EXCEPTION:
result = session['err'] = "ui_admin_ceph_general_exception"
logger.error(e)
return render_template('admin/pool/edit_pool.html', err=result)
result = session['err'] = "ui_admin_ceph_general_exception"
logger.error(e)
return render_template('admin/pool/edit_pool.html', err=result)
except Exception as e:
result = session['err'] = "ui_admin_view_get_pool_info_error"
logger.error(e)
return render_template('admin/pool/edit_pool.html', err=result)
def add_pool():
"""
DOCSTRING : this function is called when opening the Add Pool form page.
Args : None
Returns : render to the template page : 'admin/pool/add_pool.html'
"""
global result
if request.method == 'GET' or request.method == 'POST':
try:
# getting the Rules List :
manage_crush = ManageCrush()
rule_list = manage_crush.get_rules()
# getting the EC Profiles List :
manage_ec_profiles = ManageEcProfiles()
ec_profiles_list = manage_ec_profiles.get_ec_profiles() # Dictionary of Objects
# getting "storage_engine" from Cluster info :
conf = configuration()
ci = conf.get_cluster_info()
storage_engine = ""
storage_engine = ci.storage_engine
if list_err in session:
result = session["err"]
session.pop("err")
print(ec_profiles_list)
return render_template('admin/pool/add_pool.html', rule_list=rule_list,
ec_profiles_list=ec_profiles_list, storage_engine=storage_engine, err=result)
elif list_success in session:
result = session["success"]
session.pop("success")
print(ec_profiles_list)
return render_template('admin/pool/add_pool.html', rule_list=rule_list,
ec_profiles_list=ec_profiles_list, storage_engine=storage_engine, success=result)
elif list_warning in session:
result = session["warning"]
session.pop("warning")
print(ec_profiles_list)
return render_template('admin/pool/add_pool.html', rule_list=rule_list,
ec_profiles_list=ec_profiles_list, storage_engine=storage_engine, warning=result)
else:
return render_template('admin/pool/add_pool.html', rule_list=rule_list,
ec_profiles_list=ec_profiles_list, storage_engine=storage_engine)
except CephException as e:
if e.id == CephException.CONNECTION_TIMEOUT:
session['err'] = "ui_admin_ceph_time_out"
elif e.id == CephException.GENERAL_EXCEPTION:
session['err'] = "ui_admin_ceph_general_exception"
logger.error(e)
return render_template('admin/pool/add_pool.html')
except Exception as e:
session['err'] = "ui_admin_view_pool_error"
logger.error(e)
return render_template('admin/pool/add_pool.html')
def edit_rule():
"""
DOCSTRING : this function is called at editing a specific rule , if editing operation is succeeded it renders to the
template page : 'admin/crush/rules_list.html' with a success message , and if not it redirects
to : 'admin/crush/edit_rule.html' with an error message ...
Args : None
Returns : in success , it renders to : 'admin/crush/rules_list.html' with a success message
in failure , it redirects to : 'admin/crush/edit_rule.html'
"""
if request.method == 'POST':
try:
rule_name = request.form['rule_name']
rule_id = request.form['rule_id']
rule_info = request.form['rule_body']
manage_crush = ManageCrush()
# rule_list = manage_crush.get_rules()
manage_crush.update_rule(rule_name, rule_info)
session['success'] = "ui_admin_edit_rule_success"
return redirect(url_for('crush_controller.get_rules_list'))
except CrushException as e:
if e.id == CrushException.RULE_SAVE:
session['err'] = "ui_admin_crush_edit_rule_error"
return redirect(
url_for('crush_controller.get_rule_by_name',
rule_name=rule_name,
rule_id=rule_id))
elif e.id == CrushException.DUPLICATE_RULE_ID:
session['err'] = "ui_admin_crush_edit_duplicate_id_rule_error"
return redirect(
url_for('crush_controller.get_rule_by_name',
rule_name=rule_name,
rule_id=rule_id))
elif e.id == CrushException.DEVICE_TYPE_NOT_EXISTS:
session['err'] = "ui_admin_crush_osd_type_edit_rule_error"
return redirect(
url_for('crush_controller.rule_templates_list',
rule_name=rule_name,
rule_info=rule_info))
session['err'] = "ui_admin_crush_general_error"
logger.error(e)
return redirect(
url_for('crush_controller.get_rule_by_name',
rule_name=rule_name,
rule_id=rule_id))
except CephException as e:
if e.id == CephException.CONNECTION_TIMEOUT:
session['err'] = "ui_admin_ceph_time_out"
return redirect(
url_for('crush_controller.get_rule_by_name',
rule_name=rule_name,
rule_id=rule_id))
elif e.id == CephException.GENERAL_EXCEPTION:
session['err'] = "ui_admin_ceph_general_exception"
return redirect(
url_for('crush_controller.get_rule_by_name',
rule_name=rule_name,
rule_id=rule_id))
session['err'] = "ui_admin_ceph_general_exception"
logger.error(e)
return redirect(
url_for('crush_controller.get_rule_by_name',
rule_name=rule_name,
rule_id=rule_id))
except Exception as e:
session['err'] = "ui_admin_edit_rule_err"
logger.error(e)
return redirect(
url_for('crush_controller.get_rule_by_name',
rule_name=rule_name,
rule_id=rule_id), 307)
def get_rule_by_name(rule_name):
"""
DOCSTRING : this function is called when opening the Edit Rule form page.
Args : rule_name (string)
Returns : redirect to the page : 'admin/crush/edit_rule.html'
"""
if request.method == 'GET' or request.method == 'POST':
try:
manage_crush = ManageCrush()
rule_list = manage_crush.get_rules()
selected_rule_info = rule_list[rule_name]
# selected_rule = {rule_name: selected_rule_info}
rule_id = int(request.args.get('rule_id'))
if rule_id == 0:
result = "ui_admin_edit_default_rule"
return render_template('admin/crush/edit_rule.html',
rule_name=rule_name,
selected_rule_info=selected_rule_info,
info=result,
rule_id=rule_id)
if list_err in session:
result = session[list_err]
session.pop(list_err)
return render_template('admin/crush/edit_rule.html',
rule_name=rule_name,
selected_rule_info=selected_rule_info,
err=result,
rule_id=rule_id)
elif list_warning in session:
result = session[list_warning]
session.pop(list_warning)
return render_template('admin/crush/edit_rule.html',
rule_name=rule_name,
selected_rule_info=selected_rule_info,
warning=result,
rule_id=rule_id)
elif list_success in session:
result = session[list_success]
session.pop(list_success)
return render_template('admin/crush/edit_rule.html',
rule_name=rule_name,
selected_rule_info=selected_rule_info,
success=result,
rule_id=rule_id)
else:
return render_template('admin/crush/edit_rule.html',
rule_name=rule_name,
selected_rule_info=selected_rule_info,
rule_id=rule_id)
except CephException as e:
if e.id == CephException.CONNECTION_TIMEOUT:
result = session['err'] = "ui_admin_ceph_time_out"
return render_template('admin/crush/edit_rule.html',
rule_name=rule_name,
selected_rule_info=selected_rule_info,
err=result,
rule_id=rule_id)
elif e.id == CephException.GENERAL_EXCEPTION:
result = session['err'] = "ui_admin_ceph_general_exception"
logger.error(e)
return render_template('admin/crush/edit_rule.html',
rule_name=rule_name,
selected_rule_info=selected_rule_info,
err=result,
rule_id=rule_id)
result = session['err'] = "ui_admin_ceph_general_exception"
logger.error(e)
return render_template('admin/crush/edit_rule.html',
rule_name=rule_name,
selected_rule_info=selected_rule_info,
err=result,
rule_id=rule_id)
def rule_templates_list():
"""
DOCSTRING : this function is called when opening the Add Rule form page.
Args : None
Returns : render to the template page : 'admin/crush/add_rule.html'
"""
if request.method == 'GET' or request.method == 'POST':
try:
rule_info = request.args.get('rule_info')
rules_templates = {}
manage_crush = ManageCrush()
rules_templates = manage_crush.get_templates()
# rules_templates = {'name': 'body'}
if list_err in session:
result = session[list_err]
session.pop(list_err)
return render_template('admin/crush/add_rule.html',
ruleTempList=rules_templates,
err=result,
rule_info=rule_info)
elif list_warning in session:
result = session[list_warning]
session.pop(list_warning)
return render_template('admin/crush/add_rule.html',
ruleTempList=rules_templates,
warning=result,
rule_info=rule_info)
elif list_success in session:
result = session[list_success]
session.pop(list_success)
return render_template('admin/crush/add_rule.html',
ruleTempList=rules_templates,
success=result,
rule_info=rule_info)
else:
return render_template('admin/crush/add_rule.html',
ruleTempList=rules_templates,
rule_info=rule_info)
except CephException as e:
if e.id == CephException.CONNECTION_TIMEOUT:
result = session['err'] = "ui_admin_ceph_time_out"
return render_template('admin/crush/add_rule.html',
ruleTempList=rules_templates,
err=result,
rule_info=rule_info)
elif e.id == CephException.GENERAL_EXCEPTION:
session['err'] = "ui_admin_ceph_general_exception"
return render_template('admin/crush/add_rule.html',
ruleTempList=rules_templates,
err=result,
rule_info=rule_info)
session['err'] = "ui_admin_ceph_general_exception"
logger.error(e)
return render_template('admin/crush/add_rule.html',
ruleTempList=rules_templates,
err=result,
rule_info=rule_info)