On 2014年01月21日 03:40, Aline Manera wrote:
On 01/20/2014 07:32 AM, lvroyce(a)linux.vnet.ibm.com wrote:
> From: Royce Lv <lvroyce(a)linux.vnet.ibm.com>
>
> GET filter parameter will be splited in two types:
> 1. flag_filter: pass to libvirt api and filter when resource query.
> flag_filters start with "_"
> 2. field_filter: take effect in filter out final result.
> field_filters are keys of dict returned by 'GET'
So can't we assume if a key isn't in dict returned by GET it is a
flag_filters?
Yes, we can, inside we use "_" to distinguish params, but
users don't
need to worry about this.
> Then we can call it like:
> GET /collection?filter_field=value
>
> Signed-off-by: Royce Lv <lvroyce(a)linux.vnet.ibm.com>
> ---
> src/kimchi/control/base.py | 31 ++++++++++++++++++++++++-------
> src/kimchi/control/storagepools.py | 4 ++--
> src/kimchi/control/storagevolumes.py | 2 +-
> 3 files changed, 27 insertions(+), 10 deletions(-)
>
> diff --git a/src/kimchi/control/base.py b/src/kimchi/control/base.py
> index 185c8d8..55678b1 100644
> --- a/src/kimchi/control/base.py
> +++ b/src/kimchi/control/base.py
> @@ -212,10 +212,10 @@ class Collection(object):
>
> return res.get()
>
> - def _get_resources(self):
> + def _get_resources(self, flag_filter):
> try:
> get_list = getattr(self.model, model_fn(self, 'get_list'))
> - idents = get_list(*self.model_args)
> + idents = get_list(*self.model_args, **flag_filter)
> res_list = []
> for ident in idents:
> # internal text, get_list changes ident to unicode for sorted
> @@ -234,19 +234,36 @@ class Collection(object):
> args = self.resource_args + [ident.decode("utf-8")]
> return self.resource(self.model, *args)
>
> - def get(self):
> - resources = self._get_resources()
> + def filter_data(self, resources, fields_filter):
> data = []
> for res in resources:
> - data.append(res.data)
> + if all(key in res.data and res.data[key] == val \
> + for key, val in fields_filter.iteritems()):
> + data.append(res.data)
> + return data
> +
> + def get(self, filter_params):
> + def _split_filter(params):
> + flag_filter = dict()
> + fields_filter = params
> + for key, val in params.items():
> + if key.startswith('_'):
> + flag_filter[key] = fields_filter.pop(key)
> + return flag_filter, fields_filter
> +
> + flag_filter, fields_filter = _split_filter(filter_params)
> + resources = self._get_resources(flag_filter)
> + data = self.filter_data(resources, fields_filter)
> return kimchi.template.render(get_class_name(self), data)
>
> @cherrypy.expose
> - def index(self, *args):
> + def index(self, *args, **kwargs):
> method = validate_method(('GET', 'POST'))
> if method == 'GET':
> try:
> - return self.get()
> + filter_params = cherrypy.request.params
> + validate_params(filter_params, self, 'get_list')
> + return self.get(filter_params)
> except InvalidOperation, param:
> error = "Invalid operation: '%s'" % param
> raise cherrypy.HTTPError(400, error)
> diff --git a/src/kimchi/control/storagepools.py
> b/src/kimchi/control/storagepools.py
> index 782f5a6..e3236a7 100644
> --- a/src/kimchi/control/storagepools.py
> +++ b/src/kimchi/control/storagepools.py
> @@ -63,9 +63,9 @@ class StoragePools(Collection):
>
> return resp
>
> - def _get_resources(self):
> + def _get_resources(self, filter_params):
> try:
> - res_list = super(StoragePools, self)._get_resources()
> + res_list = super(StoragePools, self)._get_resources(filter_params)
> # Append reserved pools
> isos = getattr(self, ISO_POOL_NAME)
> isos.lookup()
> diff --git a/src/kimchi/control/storagevolumes.py
> b/src/kimchi/control/storagevolumes.py
> index d541807..cd15bcc 100644
> --- a/src/kimchi/control/storagevolumes.py
> +++ b/src/kimchi/control/storagevolumes.py
> @@ -70,7 +70,7 @@ class IsoVolumes(Collection):
> super(IsoVolumes, self).__init__(model)
> self.pool = pool
>
> - def get(self):
> + def get(self, filter_params):
> res_list = []
> try:
> get_list = getattr(self.model, model_fn(self, 'get_list'))