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-rw-r--r--vpp-api/python/pneum/pneum.c6
-rw-r--r--vpp-api/python/pneum/pneum.h2
-rw-r--r--vpp-api/python/vpp_papi/vpp_papi.py52
3 files changed, 52 insertions, 8 deletions
diff --git a/vpp-api/python/pneum/pneum.c b/vpp-api/python/pneum/pneum.c
index 3b5455304e5..39fdf260d40 100644
--- a/vpp-api/python/pneum/pneum.c
+++ b/vpp-api/python/pneum/pneum.c
@@ -248,3 +248,9 @@ pneum_write (char *p, int l)
}
return (rv);
}
+
+uint32_t
+pneum_get_msg_index (unsigned char * name)
+{
+ return vl_api_get_msg_index (name);
+}
diff --git a/vpp-api/python/pneum/pneum.h b/vpp-api/python/pneum/pneum.h
index 00585eb72e5..a347bd25f62 100644
--- a/vpp-api/python/pneum/pneum.h
+++ b/vpp-api/python/pneum/pneum.h
@@ -15,6 +15,7 @@
#ifndef included_pneum_h
#define included_pneum_h
+#include <stdint.h>
#include <vppinfra/types.h>
typedef void (*pneum_callback_t)(unsigned char * data, int len);
@@ -25,5 +26,6 @@ int pneum_write(char *data, int len);
void pneum_free(void * msg);
uword * pneum_msg_table_get_hash (void);
int pneum_msg_table_size(void);
+uint32_t pneum_get_msg_index(unsigned char * name);
#endif
diff --git a/vpp-api/python/vpp_papi/vpp_papi.py b/vpp-api/python/vpp_papi/vpp_papi.py
index f4b0aa17041..ffe159fda90 100644
--- a/vpp-api/python/vpp_papi/vpp_papi.py
+++ b/vpp-api/python/vpp_papi/vpp_papi.py
@@ -110,6 +110,11 @@ class VPP():
def __struct_type_encode(self, msgdef, buf, offset, kwargs):
off = offset
size = 0
+
+ for k in kwargs:
+ if k not in msgdef['args']:
+ raise ValueError(1, 'Invalid field-name in message call ' + k)
+
for k,v in msgdef['args'].iteritems():
off += size
if k in kwargs:
@@ -143,7 +148,7 @@ class VPP():
v.pack_into(buf, off, kwargs[k])
size = v.size
else:
- size = v.size
+ size = v.size if not type(v) is list else 0
return off + size - offset
@@ -262,7 +267,6 @@ class VPP():
def _load_dictionary(self):
self.vpp_dictionary = {}
self.vpp_dictionary_maxid = 0
-
d = vpp_api.msg_table()
if not d:
@@ -273,14 +277,16 @@ class VPP():
self.vpp_dictionary[name] = { 'id' : i, 'crc' : crc }
self.vpp_dictionary_maxid = max(self.vpp_dictionary_maxid, i)
- def connect(self, name, chroot_prefix = None):
+ def connect(self, name, chroot_prefix = None, async = False):
+ msg_handler = self.msg_handler if not async else self.msg_handler_async
if not chroot_prefix:
- rv = vpp_api.connect(name, self.msg_handler)
+ rv = vpp_api.connect(name, msg_handler)
else:
- rv = vpp_api.connect(name, self.msg_handler, chroot_prefix)
+ rv = vpp_api.connect(name, msg_handler, chroot_prefix)
if rv != 0:
raise IOError(2, 'Connect failed')
+ self.connected = True
self._load_dictionary()
self._register_functions()
@@ -289,8 +295,6 @@ class VPP():
self.control_ping_index = self.vpp_dictionary['control_ping']['id']
self.control_ping_msgdef = self.messages['control_ping']
- self.connected = True
-
def disconnect(self):
rv = vpp_api.disconnect()
return rv
@@ -348,7 +352,7 @@ class VPP():
return
if not context in self.results:
- eprint('Not expecting results for this context', context)
+ eprint('Not expecting results for this context', context, r)
return
if 'm' in self.results[context]:
@@ -358,6 +362,27 @@ class VPP():
self.results[context]['r'] = r
self.results[context]['e'].set()
+ def msg_handler_async(self, msg):
+ if not msg:
+ eprint('vpp_api.read failed')
+ return
+
+ i, ci = self.header.unpack_from(msg, 0)
+ if self.id_names[i] == 'rx_thread_exit':
+ return;
+
+ #
+ # Decode message and returns a tuple.
+ #
+ msgdef = self.id_msgdef[i]
+ if not msgdef:
+ raise IOError(2, 'Reply message undefined')
+
+ r = self.decode(msgdef, msg)
+ msgname = type(r).__name__
+
+ self.event_callback(msgname, r)
+
def _control_ping(self, context):
self._write(self.encode(self.control_ping_msgdef,
{ '_vl_msg_id' : self.control_ping_index,
@@ -385,6 +410,17 @@ class VPP():
self.results_clean(context)
return r
+ def _call_vpp_async(self, i, msgdef, multipart, **kwargs):
+ if not 'context' in kwargs:
+ context = self.get_context()
+ kwargs['context'] = context
+ else:
+ context = kwargs['context']
+ kwargs['_vl_msg_id'] = i
+ b = self.encode(msgdef, kwargs)
+
+ self._write(b)
+
def register_event_callback(self, callback):
self.event_callback = callback