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Added ping functionality to multistream

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This commit is contained in:
John Jones 2017-02-23 11:16:23 -05:00
parent daefe7604f
commit ae48e058dd
6 changed files with 147 additions and 7 deletions
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12
.cproject
View file

@ -21,16 +21,20 @@
<builder id="cdt.managedbuild.target.gnu.builder.base.1870748436" keepEnvironmentInBuildfile="false" managedBuildOn="false" name="Gnu Make Builder" superClass="cdt.managedbuild.target.gnu.builder.base"/>
<tool id="cdt.managedbuild.tool.gnu.archiver.base.1038880733" name="GCC Archiver" superClass="cdt.managedbuild.tool.gnu.archiver.base"/>
<tool id="cdt.managedbuild.tool.gnu.cpp.compiler.base.1701788660" name="GCC C++ Compiler" superClass="cdt.managedbuild.tool.gnu.cpp.compiler.base">
<option id="gnu.cpp.compiler.option.include.paths.776431500" name="Include paths (-I)" superClass="gnu.cpp.compiler.option.include.paths" useByScannerDiscovery="false" valueType="includePath">
<listOptionValue builtIn="false" value="&quot;${workspace_loc:/c-libp2p/include}&quot;"/>
<listOptionValue builtIn="false" value="&quot;${workspace_loc:/c-multiaddr/include}&quot;"/>
</option>
<inputType id="cdt.managedbuild.tool.gnu.cpp.compiler.input.1773271782" superClass="cdt.managedbuild.tool.gnu.cpp.compiler.input"/>
</tool>
<tool id="cdt.managedbuild.tool.gnu.c.compiler.base.365209117" name="GCC C Compiler" superClass="cdt.managedbuild.tool.gnu.c.compiler.base">
<option id="gnu.c.compiler.option.include.paths.106437885" name="Include paths (-I)" superClass="gnu.c.compiler.option.include.paths" useByScannerDiscovery="false" valueType="includePath">
<listOptionValue builtIn="false" value="&quot;${workspace_loc:/c-libp2p/include}&quot;"/>
<listOptionValue builtIn="false" value="&quot;${workspace_loc:/c-multihash/include}&quot;"/>
<listOptionValue builtIn="false" value="&quot;${workspace_loc:/c-multiaddr}&quot;"/>
<listOptionValue builtIn="false" value="&quot;${workspace_loc:/lmdb}&quot;"/>
<listOptionValue builtIn="false" value="&quot;${workspace_loc:/c-ipfs/include}&quot;"/>
<listOptionValue builtIn="false" value="&quot;${workspace_loc:/c-protobuf}&quot;"/>
<listOptionValue builtIn="false" value="&quot;${workspace_loc:/c-libp2p/include}&quot;"/>
<listOptionValue builtIn="false" value="&quot;${workspace_loc:/c-multiaddr/include}&quot;"/>
</option>
<inputType id="cdt.managedbuild.tool.gnu.c.compiler.input.581176638" superClass="cdt.managedbuild.tool.gnu.c.compiler.input"/>
</tool>
@ -42,6 +46,10 @@
</inputType>
</tool>
<tool id="cdt.managedbuild.tool.gnu.assembler.base.451195806" name="GCC Assembler" superClass="cdt.managedbuild.tool.gnu.assembler.base">
<option id="gnu.both.asm.option.include.paths.1115343131" name="Include paths (-I)" superClass="gnu.both.asm.option.include.paths" valueType="includePath">
<listOptionValue builtIn="false" value="&quot;${workspace_loc:/c-libp2p/include}&quot;"/>
<listOptionValue builtIn="false" value="&quot;${workspace_loc:/c-multiaddr/include}&quot;"/>
</option>
<inputType id="cdt.managedbuild.tool.gnu.assembler.input.1339940304" superClass="cdt.managedbuild.tool.gnu.assembler.input"/>
</tool>
</toolChain>

14
core/null.c
View file

@ -5,6 +5,8 @@
#include <unistd.h>
#include <pthread.h>
#include "libp2p/net/p2pnet.h"
#include "libp2p/record/message.h"
#include "libp2p/net/multistream.h"
#include "ipfs/core/daemon.h"
#define BUF_SIZE 4096
@ -12,8 +14,8 @@
void *ipfs_null_connection (void *ptr)
{
struct null_connection_params *connection_param;
char b[BUF_SIZE];
int len;
//char b[BUF_SIZE];
//int len;
connection_param = (struct null_connection_params*) ptr;
@ -21,6 +23,13 @@ void *ipfs_null_connection (void *ptr)
fprintf(stderr, "Connection %d, count %d\n", connection_param->socket, *(connection_param->count));
for(;;) {
if (libp2p_net_multistream_negotiate(connection_param->socket)) {
// we negotiated, now find out what they want
libp2p_net_multistream_handle_message(connection_param->socket);
} else {
break;
}
/*
len = socket_read(connection_param->socket, b, sizeof(b)-1, 0);
if (len > 0) {
while (b[len-1] == '\r' || b[len-1] == '\n') len--;
@ -32,6 +41,7 @@ void *ipfs_null_connection (void *ptr)
} else if(len < 0) {
break;
}
*/
}
close (connection_param->socket); // close socket.

44
core/ping.c
View file

@ -5,11 +5,54 @@
#include <sys/time.h>
#include <arpa/inet.h>
#include "libp2p/net/p2pnet.h"
#include "libp2p/net/multistream.h"
#include "libp2p/record/message.h"
#define BUF_SIZE 4096
int ipfs_ping (int argc, char **argv)
{
char* results = NULL;
size_t results_size = 0;
//TODO: handle multiaddress
// the way using multistream
//TODO: Error checking
char* ip = argv[2];
int port = atoi(argv[3]);
int socket_fd = libp2p_net_multistream_connect(ip, port);
if (socket_fd < 0) {
fprintf(stderr, "Unable to connect to %s on port %s", ip, argv[3]);
}
// prepare the PING message
struct Libp2pMessage* msg = libp2p_message_new();
msg->message_type = MESSAGE_TYPE_PING;
size_t protobuf_size = libp2p_message_protobuf_encode_size(msg);
unsigned char protobuf[protobuf_size];
libp2p_message_protobuf_encode(msg, &protobuf[0], protobuf_size, &protobuf_size);
libp2p_net_multistream_send(socket_fd, protobuf, protobuf_size);
libp2p_net_multistream_receive(socket_fd, &results, &results_size);
if (results_size != protobuf_size) {
fprintf(stderr, "PING unsuccessful. Original size: %lu, returned size: %lu\n", protobuf_size, results_size);
return 0;
}
if (memcmp(results, protobuf, protobuf_size) != 0) {
fprintf(stderr, "PING unsuccessful. Results do not match.\n");
return 0;
}
if (msg != NULL)
libp2p_message_free(msg);
fprintf(stdout, "Ping of %s:%s successful.\n", ip, argv[3]);
return 0;
// the old way
/*
int socketfd, i, count=10, tcount = 0;
uint32_t ipv4;
uint16_t port;
@ -60,4 +103,5 @@ int ipfs_ping (int argc, char **argv)
fprintf(stderr, "Average latency: %.2fms\n", total / tcount);
return 0;
*/
}

2
test/Makefile
View file

@ -1,5 +1,5 @@
CC = gcc
CFLAGS = -O0 -I../include -I../../c-libp2p/include -I../../c-multihash/include -I../../c-multiaddr/ -I../../c-protobuf -g3 -Wall
CFLAGS = -O0 -I../include -I../../c-libp2p/include -I../../c-multihash/include -I../../c-multiaddr/include -I../../c-protobuf -g3 -Wall
LFLAGS = -L../../c-libp2p -L../../c-multihash -L../../c-multiaddr -lp2p -lm -lmultihash -lmultiaddr -lpthread
DEPS = cmd/ipfs/test_init.h repo/test_repo_bootstrap_peers.h repo/test_repo_config.h repo/test_repo_identity.h cid/test_cid.h
OBJS = testit.o test_helper.o \

75
test/core/test_ping.h Normal file
View file

@ -0,0 +1,75 @@
#pragma once
#include <stdlib.h>
#include "../test_helper.h"
#include "multiaddr/multiaddr.h"
#include "libp2p/peer/peerstore.h"
#include "libp2p/peer/peer.h"
#include "libp2p/record/message.h"
#include "ipfs/core/daemon.h"
#include "ipfs/core/ipfs_node.h"
#include "ipfs/repo/fsrepo/fs_repo.h"
#include "libp2p/conn/dialer.h"
/**
* Testing connectivity with other nodes
*/
int test_ping() {
int retVal = 0;
struct FSRepo* fs_repo = NULL;
struct Libp2pMessage* message = NULL;
struct IpfsNode local_node;
struct Libp2pPeer* remote_peer = NULL;
struct Dialer* dialer = NULL;
struct Connection* conn = NULL;
unsigned char* protobuf = NULL;
size_t protobuf_size = 0;
unsigned char* response = NULL;
size_t response_size = 0;
// act like this is a normal node
drop_build_and_open_repo("/tmp/.ipfs", &fs_repo);
// create a new IpfsNode
local_node.mode = MODE_ONLINE;
local_node.peerstore = libp2p_peerstore_new();
local_node.repo = fs_repo;
local_node.identity = fs_repo->config->identity;
// build the ping message
message = libp2p_message_new();
message->message_type = MESSAGE_TYPE_PING;
protobuf_size = libp2p_message_protobuf_encode_size(message);
protobuf = (unsigned char*)malloc(protobuf_size);
libp2p_message_protobuf_encode(message, protobuf, protobuf_size, &protobuf_size);
libp2p_message_free(message);
message = NULL;
// ping a known node with a ping record
// create the connection
remote_peer = libp2p_peer_new();
remote_peer->id = "QmdMZoaL4azVzEPHYVH6imn3iPYYv6L1fLcH7Vd1aLbfSD";
remote_peer->id_size = strlen(remote_peer->id);
remote_peer->addr_head = libp2p_utils_linked_list_new();
remote_peer->addr_head->item = multiaddress_new_from_string("/ip4/192.168.43.234/tcp/4001/");
// connect using a dialer
dialer = libp2p_conn_dialer_new(fs_repo->config->identity->peer_id, libp2p_crypto_rsa_to_private_key(&fs_repo->config->identity->private_key));
conn = libp2p_conn_dialer_get_connection(dialer, remote_peer->addr_head->item);
//TODO: Dialer should know the protocol
// send the record
conn->write(conn, (char*)protobuf, protobuf_size);
conn->read(conn, (char**)&response, &response_size);
libp2p_message_protobuf_decode(response, response_size, &message);
// verify the response
if (message->message_type != MESSAGE_TYPE_PING)
goto exit;
// clean up
retVal = 1;
exit:
ipfs_repo_fsrepo_free(fs_repo);
return retVal;
}

7
test/testit.c
View file

@ -13,6 +13,7 @@
#include "storage/test_datastore.h"
#include "storage/test_blocks.h"
#include "storage/test_unixfs.h"
#include "core/test_ping.h"
int testit(const char* name, int (*func)(void)) {
printf("Testing %s...\n", name);
@ -55,7 +56,8 @@ const char* names[] = {
"test_merkledag_add_node_with_links",
"test_resolver_get",
"test_unixfs_encode_decode",
"test_unixfs_encode_smallfile"
"test_unixfs_encode_smallfile",
"test_ping"
};
int (*funcs[])(void) = {
@ -89,7 +91,8 @@ int (*funcs[])(void) = {
test_merkledag_add_node_with_links,
test_resolver_get,
test_unixfs_encode_decode,
test_unixfs_encode_smallfile
test_unixfs_encode_smallfile,
test_ping
};
/**