[Kimchi-devel] [PATCH] Storage pool support unicode correctly

Aline Manera alinefm at linux.vnet.ibm.com
Wed Jan 29 14:25:51 UTC 2014


Reviewed-by: Aline Manera <alinefm at linux.vnet.ibm.com>

On 01/27/2014 05:15 AM, shaohef at linux.vnet.ibm.com wrote:
> From: ShaoHe Feng <shaohef at linux.vnet.ibm.com>
>
>  From unicode, we have handle the incoming text from
> kimchi server and outgoing text to kimchi server correctly.
>
> But we do not handle the incoming text from libvirt and outgoing text to
> libvirt correctly.
>
> For some variables of storage pool, such as pool name and pool xml do
> not follow our principle.
> https://github.com/kimchi-project/kimchi/wiki/support-unicode
>
> This patch will improve the follow:
> 1. Handle storage pool xml and pool name as unicode in kimchi, and decode
> them when pass them to libvirt.
> 2. Decode the pool name from libvirt.
>
> We should guarantee:
> All text strings, everywhere should be of type unicode, not str.
> If we're handling text, and our variable is a str, it's a bug!
>
> Test this patch:
> 1. create a pool
> $ curl -u <user> -H 'Accept: application/json' -H 'Content-type:
> application/json'  http://localhost:8000/storagepools/ -X POST -d '
> {
>     "name":"kīмсhī-pool",
>     "type":"dir",
>     "path":"/tmp/test"
> } '
>
> 2. get this pool
> $ curl -u <user> -H 'Accept: application/json' -H 'Content-type:
> application/json'  http://localhost:8000/storagepols/kīмсhī-pool
>
> 3. delete this pool
> $ curl -u <user> -H 'Accept: application/json' -H 'Content-type:
> application/json'  http://localhost:8000/storagepols/kīмсhī-pool \
> -X DELETE
>
> Signed-off-by: ShaoHe Feng <shaohef at linux.vnet.ibm.com>
> ---
>   src/kimchi/model.py | 20 ++++++++++----------
>   1 file changed, 10 insertions(+), 10 deletions(-)
>
> diff --git a/src/kimchi/model.py b/src/kimchi/model.py
> index 81c1507..55de570 100644
> --- a/src/kimchi/model.py
> +++ b/src/kimchi/model.py
> @@ -1170,7 +1170,7 @@ class Model(object):
>                   task_id = self._do_deep_scan(params)
>               poolDef = StoragePoolDef.create(params)
>               poolDef.prepare(conn)
> -            xml = poolDef.xml
> +            xml = poolDef.xml.encode("utf-8")
>           except KeyError, key:
>               raise MissingParameter(key)
>   
> @@ -1297,14 +1297,14 @@ class Model(object):
>               conn = self.conn.get()
>               names = conn.listStoragePools()
>               names += conn.listDefinedStoragePools()
> -            return sorted(names)
> +            return sorted(map(lambda x: x.decode('utf-8'), names))
>           except libvirt.libvirtError as e:
>               raise OperationFailed(e.get_error_message())
>   
>       def _get_storagepool(self, name):
>           conn = self.conn.get()
>           try:
> -            return conn.storagePoolLookupByName(name)
> +            return conn.storagePoolLookupByName(name.encode("utf-8"))
>           except libvirt.libvirtError as e:
>               if e.get_error_code() == libvirt.VIR_ERR_NO_STORAGE_POOL:
>                   raise NotFoundError("Storage Pool '%s' not found" % name)
> @@ -1594,7 +1594,7 @@ class LibvirtVMTemplate(VMTemplate):
>           pool_name = pool_name_from_uri(pool_uri)
>           try:
>               conn = self.conn.get()
> -            pool = conn.storagePoolLookupByName(pool_name)
> +            pool = conn.storagePoolLookupByName(pool_name.encode("utf-8"))
>           except libvirt.libvirtError:
>               raise InvalidParameter('Storage specified by template does not exist')
>           if not pool.isActive():
> @@ -1719,7 +1719,7 @@ class DirPoolDef(StoragePoolDef):
>           # name:
>           # type:
>           # path:
> -        xml = """
> +        xml = u"""
>           <pool type='dir'>
>             <name>{name}</name>
>             <target>
> @@ -1775,7 +1775,7 @@ class NetfsPoolDef(StoragePoolDef):
>           # source[path]:
>           poolArgs = copy.deepcopy(self.poolArgs)
>           poolArgs['path'] = self.path
> -        xml = """
> +        xml = u"""
>           <pool type='netfs'>
>             <name>{name}</name>
>             <source>
> @@ -1811,7 +1811,7 @@ class LogicalPoolDef(StoragePoolDef):
>           poolArgs['source']['devices'] = ''.join(devices)
>           poolArgs['path'] = self.path
>   
> -        xml = """
> +        xml = u"""
>           <pool type='logical'>
>           <name>{name}</name>
>               <source>
> @@ -1845,7 +1845,7 @@ class IscsiPoolDef(StoragePoolDef):
>               virSecret = conn.secretLookupByUsage(
>                   libvirt.VIR_SECRET_USAGE_TYPE_ISCSI, self.poolArgs['name'])
>           except libvirt.libvirtError:
> -            xml = '''
> +            xml = u'''
>               <secret ephemeral='no' private='yes'>
>                 <description>Secret for iSCSI storage pool {name}</description>
>                 <auth type='chap' username='{username}'/>
> @@ -1871,7 +1871,7 @@ class IscsiPoolDef(StoragePoolDef):
>           except KeyError:
>               return ""
>   
> -        return '''
> +        return u'''
>           <auth type='chap' username='{username}'>
>             <secret type='iscsi' usage='{name}'/>
>           </auth>'''.format(name=poolArgs['name'], username=auth['username'])
> @@ -1891,7 +1891,7 @@ class IscsiPoolDef(StoragePoolDef):
>                                      'auth': self._format_auth(poolArgs)})
>           poolArgs['path'] = '/dev/disk/by-id'
>   
> -        xml = """
> +        xml = u"""
>           <pool type='iscsi'>
>             <name>{name}</name>
>             <source>

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