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-rw-r--r--src/ipcpd/raptor/CMakeLists.txt60
-rw-r--r--src/ipcpd/raptor/main.c713
-rw-r--r--src/ipcpd/raptor/raptor_messages.proto39
3 files changed, 377 insertions, 435 deletions
diff --git a/src/ipcpd/raptor/CMakeLists.txt b/src/ipcpd/raptor/CMakeLists.txt
index 2cb86a76..03411941 100644
--- a/src/ipcpd/raptor/CMakeLists.txt
+++ b/src/ipcpd/raptor/CMakeLists.txt
@@ -12,26 +12,40 @@ include_directories(${CURRENT_BINARY_PARENT_DIR})
include_directories(${CMAKE_SOURCE_DIR}/include)
include_directories(${CMAKE_BINARY_DIR}/include)
-protobuf_generate_c(RAPTOR_PROTO_SRCS RAPTOR_PROTO_HDRS
- raptor_messages.proto)
-
-set(IPCP_RAPTOR_TARGET ipcpd-raptor
- CACHE STRING "IPCP_RAPTOR_TARGET")
-
-set(RAPTOR_SOURCES
- # Add source files here
- ${CMAKE_CURRENT_SOURCE_DIR}/main.c)
-
-add_executable(ipcpd-raptor ${RAPTOR_SOURCES} ${IPCP_SOURCES}
- ${RAPTOR_PROTO_SRCS})
-target_link_libraries(ipcpd-raptor LINK_PUBLIC ouroboros
- ${PROTOBUF_C_LIBRARY})
-
-test_and_set_c_compiler_flag_global(-std=c99)
-
-include(AddCompileFlags)
-if (CMAKE_BUILD_TYPE MATCHES Debug)
- add_compile_flags(ipcpd-raptor -DCONFIG_OUROBOROS_DEBUG)
-endif (CMAKE_BUILD_TYPE MATCHES Debug)
-
-install(TARGETS ipcpd-raptor RUNTIME DESTINATION sbin)
+if (CMAKE_SYSTEM_NAME STREQUAL "Linux")
+ find_path(RAPTOR_KERNEL_MODULE
+ NAMES
+ raptor.ko
+ raptor.ko.gz
+ HINTS
+ /lib/modules/${CMAKE_SYSTEM_VERSION}/
+ /lib/modules/${CMAKE_SYSTEM_VERSION}/extramodules/
+ )
+
+ mark_as_advanced(RAPTOR_KERNEL_MODULE)
+
+ if (RAPTOR_KERNEL_MODULE)
+ set(DISABLE_RAPTOR FALSE CACHE BOOL
+ "Disable support for raptor devices")
+ if (NOT DISABLE_RAPTOR)
+ message(STATUS "Kernel module for raptor found. Building raptor.")
+ set(IPCP_RAPTOR_TARGET ipcpd-raptor CACHE INTERNAL "")
+
+ set(RAPTOR_SOURCES
+ # Add source files here
+ ${CMAKE_CURRENT_SOURCE_DIR}/main.c)
+
+ add_executable(ipcpd-raptor ${RAPTOR_SOURCES} ${IPCP_SOURCES})
+ target_link_libraries(ipcpd-raptor LINK_PUBLIC ouroboros-dev)
+
+ include(AddCompileFlags)
+ if (CMAKE_BUILD_TYPE MATCHES "Debug*")
+ add_compile_flags(ipcpd-raptor -DCONFIG_OUROBOROS_DEBUG)
+ endif ()
+
+ install(TARGETS ipcpd-raptor RUNTIME DESTINATION sbin)
+ else ()
+ message(STATUS "Raptor support disabled by user")
+ endif ()
+ endif ()
+endif ()
diff --git a/src/ipcpd/raptor/main.c b/src/ipcpd/raptor/main.c
index be66bd9a..d0790321 100644
--- a/src/ipcpd/raptor/main.c
+++ b/src/ipcpd/raptor/main.c
@@ -23,9 +23,10 @@
#define _DEFAULT_SOURCE
+#include "config.h"
+
#define OUROBOROS_PREFIX "ipcpd/raptor"
-#include <ouroboros/config.h>
#include <ouroboros/hash.h>
#include <ouroboros/errno.h>
#include <ouroboros/list.h>
@@ -39,7 +40,7 @@
#include <ouroboros/time_utils.h>
#include "ipcp.h"
-#include "raptor_messages.pb-c.h"
+#include "shim-data.h"
#include <net/if.h>
#include <signal.h>
@@ -62,49 +63,58 @@
#include <poll.h>
#include <sys/mman.h>
-typedef RaptorMsg raptor_msg_t;
-
-#define THIS_TYPE IPCP_RAPTOR
-#define MGMT_SAP 0x01
-#define MAC_SIZE 6
-#define MAX_SAPS 64
+#define THIS_TYPE IPCP_RAPTOR
+#define MGMT_SAP 0x01
+#define MAC_SIZE 6
+#define MAX_SAPS 64
-#define EVENT_WAIT_TIMEOUT 100 /* us */
+#define EVENT_WAIT_TIMEOUT 100 /* us */
#define NAME_QUERY_TIMEOUT 2000 /* ms */
-#define MGMT_TIMEOUT 100 /* ms */
+#define MGMT_TIMEOUT 100 /* ms */
-#define IOCTL_SEND 0xAD420000
-#define IOCTL_RECV 0xAD430000
-#define IOCTL_SEND_DONE 0xAD440000
-#define IOCTL_RECV_DONE 0xAD450000
-#define IOCTL_RECV_NEED 0xAD460000
+#define IOCTL_SEND 0xAD420000
+#define IOCTL_RECV 0xAD430000
+#define IOCTL_SEND_DONE 0xAD440000
+#define IOCTL_RECV_DONE 0xAD450000
+#define IOCTL_RECV_NEED 0xAD460000
-#define RAPTOR_PAGE ((1 << 12) - 200) /* 4kB - 200 */
+#define RAPTOR_PAGE ((1 << 12) - 200) /* 4kB - 200 */
+#define RAPTOR_PAGE_MASK (~0xFFF)
-#define RAPTOR_PAGE_MASK (~0xFFF)
+#define RAPTOR_BATCH 100
+#define RAPTOR_HEADER 3
-#define RAPTOR_BATCH 100
+#define FLOW_REQ 0
+#define FLOW_REPLY 1
+#define NAME_QUERY_REQ 2
+#define NAME_QUERY_REPLY 3
-#define RAPTOR_HEADER 3
+struct mgmt_msg {
+ uint8_t code;
+ uint8_t ssap;
+ uint8_t dsap;
+ uint8_t qoscube;
+ int8_t response;
+} __attribute__((packed));
struct ef {
int8_t sap;
int8_t r_sap;
- uint8_t r_addr[MAC_SIZE];
};
struct mgmt_frame {
struct list_head next;
- uint8_t r_addr[MAC_SIZE];
uint8_t buf[RAPTOR_PAGE];
size_t len;
};
struct {
+ struct shim_data * shim_data;
+
int ioctl_fd;
struct bmp * saps;
- flow_set_t * np1_flows;
+ fset_t * np1_flows;
fqueue_t * fq;
int * ef_to_fd;
struct ef * fd_to_ef;
@@ -126,119 +136,113 @@ struct {
static int raptor_data_init(void)
{
int i;
- int ret = -1;
+ int ret = -ENOMEM;
pthread_condattr_t cattr;
- log_info("%s", __FUNCTION__);
-
- raptor_data.fd_to_ef = malloc(sizeof(struct ef) * IRMD_MAX_FLOWS);
+ raptor_data.fd_to_ef =
+ malloc(sizeof(*raptor_data.fd_to_ef) * SYS_MAX_FLOWS);
if (raptor_data.fd_to_ef == NULL)
- return -ENOMEM;
+ goto fail_fd_to_ef;
- raptor_data.ef_to_fd = malloc(sizeof(struct ef) * MAX_SAPS);
- if (raptor_data.ef_to_fd == NULL) {
- ret = -ENOMEM;
- goto free_fd_to_ef;
- }
+ raptor_data.ef_to_fd =
+ malloc(sizeof(*raptor_data.ef_to_fd) * MAX_SAPS);
+ if (raptor_data.ef_to_fd == NULL)
+ goto fail_ef_to_fd;
raptor_data.saps = bmp_create(MAX_SAPS, 2);
- if (raptor_data.saps == NULL) {
- ret = -ENOMEM;
- goto free_ef_to_fd;
- }
+ if (raptor_data.saps == NULL)
+ goto fail_saps;
- raptor_data.np1_flows = flow_set_create();
- if (raptor_data.np1_flows == NULL) {
- ret = -ENOMEM;
- goto bmp_destroy;
- }
+ raptor_data.np1_flows = fset_create();
+ if (raptor_data.np1_flows == NULL)
+ goto fail_np1_flows;
raptor_data.fq = fqueue_create();
- if (raptor_data.fq == NULL) {
- ret = -ENOMEM;
- goto flow_set_destroy;
- }
+ if (raptor_data.fq == NULL)
+ goto fail_fq;
for (i = 0; i < MAX_SAPS; ++i)
raptor_data.ef_to_fd[i] = -1;
- for (i = 0; i < IRMD_MAX_FLOWS; ++i) {
+ for (i = 0; i < SYS_MAX_FLOWS; ++i) {
raptor_data.fd_to_ef[i].sap = -1;
raptor_data.fd_to_ef[i].r_sap = -1;
- memset(&raptor_data.fd_to_ef[i].r_addr, 0, MAC_SIZE);
}
+ raptor_data.shim_data = shim_data_create();
+ if (raptor_data.shim_data == NULL)
+ goto fail_shim_data;
+
+ ret = -1;
+
if (pthread_rwlock_init(&raptor_data.flows_lock, NULL))
- goto fqueue_destroy;
+ goto fail_flows_lock;
if (pthread_mutex_init(&raptor_data.mgmt_lock, NULL))
- goto flow_lock_destroy;
+ goto fail_mgmt_lock;
if (pthread_condattr_init(&cattr))
- goto mgmt_lock_destroy;;
+ goto fail_condattr;
#ifndef __APPLE__
pthread_condattr_setclock(&cattr, PTHREAD_COND_CLOCK);
#endif
if (pthread_cond_init(&raptor_data.mgmt_cond, &cattr))
- goto mgmt_lock_destroy;
+ goto fail_mgmt_cond;
+
+ pthread_condattr_destroy(&cattr);
list_head_init(&raptor_data.mgmt_frames);
return 0;
- mgmt_lock_destroy:
+ fail_mgmt_cond:
+ pthread_condattr_destroy(&cattr);
+ fail_condattr:
pthread_mutex_destroy(&raptor_data.mgmt_lock);
- flow_lock_destroy:
+ fail_mgmt_lock:
pthread_rwlock_destroy(&raptor_data.flows_lock);
- fqueue_destroy:
+ fail_flows_lock:
+ shim_data_destroy(raptor_data.shim_data);
+ fail_shim_data:
fqueue_destroy(raptor_data.fq);
- flow_set_destroy:
- flow_set_destroy(raptor_data.np1_flows);
- bmp_destroy:
+ fail_fq:
+ fset_destroy(raptor_data.np1_flows);
+ fail_np1_flows:
bmp_destroy(raptor_data.saps);
- free_ef_to_fd:
+ fail_saps:
free(raptor_data.ef_to_fd);
- free_fd_to_ef:
+ fail_ef_to_fd:
free(raptor_data.fd_to_ef);
-
+ fail_fd_to_ef:
return ret;
}
-void raptor_data_fini(void)
+static void raptor_data_fini(void)
{
- log_info("%s", __FUNCTION__);
-
close(raptor_data.ioctl_fd);
pthread_cond_destroy(&raptor_data.mgmt_cond);
pthread_mutex_destroy(&raptor_data.mgmt_lock);
pthread_rwlock_destroy(&raptor_data.flows_lock);
fqueue_destroy(raptor_data.fq);
- flow_set_destroy(raptor_data.np1_flows);
+ fset_destroy(raptor_data.np1_flows);
bmp_destroy(raptor_data.saps);
free(raptor_data.fd_to_ef);
free(raptor_data.ef_to_fd);
}
-static int raptor_ipcp_send_frame(struct shm_du_buff * sdb,
- uint8_t dsap)
+static int raptor_send_frame(struct shm_du_buff * sdb,
+ uint8_t dsap)
{
- /* length (16b) + dsap (8b) */
-
uint8_t * frame;
- size_t frame_len;
+ size_t frame_len;
uint8_t * payload;
- size_t len;
+ size_t len;
payload = shm_du_buff_head(sdb);
len = shm_du_buff_tail(sdb) - shm_du_buff_head(sdb);
- if (payload == NULL) {
- log_err("Payload was NULL.");
- return -1;
- }
-
frame_len = RAPTOR_HEADER + len;
if (frame_len >= RAPTOR_PAGE) {
@@ -247,7 +251,6 @@ static int raptor_ipcp_send_frame(struct shm_du_buff * sdb,
}
frame = memalign(1 << 12, 1 << 12);
-
if (frame == NULL) {
log_err("frame == NULL");
return -1;
@@ -264,99 +267,82 @@ static int raptor_ipcp_send_frame(struct shm_du_buff * sdb,
memcpy(&frame[RAPTOR_HEADER], payload, len);
- ipcp_sdb_release(sdb);
-
if (ioctl(raptor_data.ioctl_fd, IOCTL_SEND | 1, &frame) != 1) {
log_err("Ioctl send failed.");
free(frame);
return -1;
}
+
return 0;
}
-static int raptor_ipcp_send_mgmt_frame(raptor_msg_t * msg,
- const uint8_t * dst_addr)
+static int raptor_sap_alloc(uint8_t ssap,
+ const uint8_t * hash,
+ qoscube_t cube)
{
- size_t len;
- uint8_t * buf;
+ struct mgmt_msg * msg;
struct shm_du_buff * sdb;
- (void)dst_addr;
-
- log_info("%s", __FUNCTION__);
-
- len = raptor_msg__get_packed_size(msg);
- if (len == 0)
- return -1;
-
- if (ipcp_sdb_reserve(&sdb, len) < 0) {
+ if (ipcp_sdb_reserve(&sdb, sizeof(*msg) + ipcp_dir_hash_len()) < 0) {
log_err("failed to reserve sdb for management frame.");
return -1;
}
- buf = shm_du_buff_head(sdb);
+ msg = (struct mgmt_msg *) shm_du_buff_head(sdb);
+ msg->code = FLOW_REQ;
+ msg->ssap = ssap;
+ msg->qoscube = cube;
- raptor_msg__pack(msg, buf);
+ memcpy(msg + 1, hash, ipcp_dir_hash_len());
- if (raptor_ipcp_send_frame(sdb, MGMT_SAP)) {
+ if (raptor_send_frame(sdb, MGMT_SAP)) {
log_err("Failed to send management frame.");
+ ipcp_sdb_release(sdb);
return -1;
}
+
+ ipcp_sdb_release(sdb);
+
return 0;
}
-static int raptor_ipcp_sap_alloc(const uint8_t * dst_addr,
- uint8_t ssap,
- const uint8_t * hash,
- qoscube_t cube)
+static int raptor_sap_alloc_resp(uint8_t ssap,
+ uint8_t dsap,
+ int response)
{
- raptor_msg_t msg = RAPTOR_MSG__INIT;
-
- log_info("%s", __FUNCTION__);
-
- msg.code = RAPTOR_MSG_CODE__FLOW_REQ;
- msg.has_ssap = true;
- msg.ssap = ssap;
- msg.has_hash = true;
- msg.hash.len = ipcp_dir_hash_len();
- msg.hash.data = (uint8_t *) hash;
- msg.has_qoscube = true;
- msg.qoscube = cube;
+ struct mgmt_msg * msg;
+ struct shm_du_buff * sdb;
- return raptor_ipcp_send_mgmt_frame(&msg, dst_addr);
-}
+ if (ipcp_sdb_reserve(&sdb, sizeof(*msg)) < 0) {
+ log_err("failed to reserve sdb for management frame.");
+ return -1;
+ }
-static int raptor_ipcp_sap_alloc_resp(uint8_t * dst_addr,
- uint8_t ssap,
- uint8_t dsap,
- int response)
-{
- raptor_msg_t msg = RAPTOR_MSG__INIT;
+ msg = (struct mgmt_msg *) shm_du_buff_head(sdb);
+ msg->code = FLOW_REPLY;
+ msg->ssap = ssap;
+ msg->dsap = dsap;
+ msg->response = response;
- log_info("%s", __FUNCTION__);
+ if (raptor_send_frame(sdb, MGMT_SAP)) {
+ log_err("Failed to send management frame.");
+ ipcp_sdb_release(sdb);
+ return -1;
+ }
- msg.code = RAPTOR_MSG_CODE__FLOW_REPLY;
- msg.has_ssap = true;
- msg.ssap = ssap;
- msg.has_dsap = true;
- msg.dsap = dsap;
- msg.has_response = true;
- msg.response = response;
+ ipcp_sdb_release(sdb);
- return raptor_ipcp_send_mgmt_frame(&msg, dst_addr);
+ return 0;
}
-static int raptor_ipcp_sap_req(uint8_t r_sap,
- uint8_t * r_addr,
- const uint8_t * dst,
- qoscube_t cube)
+static int raptor_sap_req(uint8_t r_sap,
+ const uint8_t * dst,
+ qoscube_t cube)
{
struct timespec ts = {0, EVENT_WAIT_TIMEOUT * 1000};
struct timespec abstime;
int fd;
- log_info("%s", __FUNCTION__);
-
clock_gettime(PTHREAD_COND_CLOCK, &abstime);
pthread_mutex_lock(&ipcpi.alloc_lock);
@@ -385,7 +371,6 @@ static int raptor_ipcp_sap_req(uint8_t r_sap,
pthread_rwlock_wrlock(&raptor_data.flows_lock);
raptor_data.fd_to_ef[fd].r_sap = r_sap;
- memcpy(raptor_data.fd_to_ef[fd].r_addr, r_addr, MAC_SIZE);
ipcpi.alloc_id = fd;
pthread_cond_broadcast(&ipcpi.alloc_cond);
@@ -398,16 +383,13 @@ static int raptor_ipcp_sap_req(uint8_t r_sap,
return 0;
}
-static int raptor_ipcp_sap_alloc_reply(uint8_t ssap,
- uint8_t * r_addr,
- int dsap,
- int response)
+static int raptor_sap_alloc_reply(uint8_t ssap,
+ int dsap,
+ int response)
{
int ret = 0;
int fd = -1;
- log_info("%s", __FUNCTION__);
-
pthread_rwlock_wrlock(&raptor_data.flows_lock);
fd = raptor_data.ef_to_fd[dsap];
@@ -417,12 +399,10 @@ static int raptor_ipcp_sap_alloc_reply(uint8_t ssap,
return -1; /* -EFLOWNOTFOUND */
}
- if (response) {
+ if (response)
bmp_release(raptor_data.saps, raptor_data.fd_to_ef[fd].sap);
- } else {
+ else
raptor_data.fd_to_ef[fd].r_sap = ssap;
- memcpy(raptor_data.fd_to_ef[fd].r_addr, r_addr, MAC_SIZE);
- }
pthread_rwlock_unlock(&raptor_data.flows_lock);
@@ -435,96 +415,93 @@ static int raptor_ipcp_sap_alloc_reply(uint8_t ssap,
}
-static int raptor_ipcp_name_query_req(const uint8_t * hash,
- uint8_t * r_addr)
+static int raptor_name_query_req(const uint8_t * hash)
{
- raptor_msg_t msg = RAPTOR_MSG__INIT;
+ struct mgmt_msg * msg;
+ struct shm_du_buff * sdb;
+
+ if (!shim_data_reg_has(raptor_data.shim_data, hash))
+ return 0;
+
+ if (ipcp_sdb_reserve(&sdb, sizeof(*msg) + ipcp_dir_hash_len()) < 0) {
+ log_err("failed to reserve sdb for management frame.");
+ return -1;
+ }
- log_info("%s", __FUNCTION__);
+ msg = (struct mgmt_msg *) shm_du_buff_head(sdb);
+ msg->code = NAME_QUERY_REPLY;
- if (shim_data_reg_has(ipcpi.shim_data, hash)) {
- msg.code = RAPTOR_MSG_CODE__NAME_QUERY_REPLY;
- msg.has_hash = true;
- msg.hash.len = ipcp_dir_hash_len();
- msg.hash.data = (uint8_t *) hash;
+ memcpy(msg + 1, hash, ipcp_dir_hash_len());
- raptor_ipcp_send_mgmt_frame(&msg, r_addr);
+ if (raptor_send_frame(sdb, MGMT_SAP)) {
+ log_err("Failed to send management frame.");
+ ipcp_sdb_release(sdb);
+ return -1;
}
+ ipcp_sdb_release(sdb);
+
return 0;
}
-static int raptor_ipcp_name_query_reply(const uint8_t * hash,
- uint8_t * r_addr)
+static int raptor_name_query_reply(const uint8_t * hash)
{
- uint64_t address = 0;
- struct list_head * pos;
-
- log_info("%s", __FUNCTION__);
-
- memcpy(&address, r_addr, MAC_SIZE);
+ shim_data_dir_add_entry(raptor_data.shim_data, hash, 0);
- shim_data_dir_add_entry(ipcpi.shim_data, hash, address);
-
- pthread_mutex_lock(&ipcpi.shim_data->dir_queries_lock);
- list_for_each(pos, &ipcpi.shim_data->dir_queries) {
- struct dir_query * e =
- list_entry(pos, struct dir_query, next);
- if (memcmp(e->hash, hash, ipcp_dir_hash_len()) == 0) {
- shim_data_dir_query_respond(e);
- }
- }
- pthread_mutex_unlock(&ipcpi.shim_data->dir_queries_lock);
+ shim_data_dir_query_respond(raptor_data.shim_data, hash);
return 0;
}
-static int raptor_ipcp_mgmt_frame(const uint8_t * buf,
- size_t len,
- uint8_t * r_addr)
+static int raptor_mgmt_frame(const uint8_t * buf,
+ size_t len)
{
- raptor_msg_t * msg;
-
- log_info("%s", __FUNCTION__);
-
- msg = raptor_msg__unpack(NULL, len, buf);
- if (msg == NULL) {
- log_err("Failed to unpack.");
- return -1;
- }
+ struct mgmt_msg * msg = (struct mgmt_msg *) buf;
+ uint8_t * hash = (uint8_t *) (msg + 1);
switch (msg->code) {
- case RAPTOR_MSG_CODE__FLOW_REQ:
- if (shim_data_reg_has(ipcpi.shim_data, msg->hash.data)) {
- raptor_ipcp_sap_req(msg->ssap,
- r_addr,
- msg->hash.data,
- msg->qoscube);
+ case FLOW_REQ:
+ if (len != sizeof(*msg) + ipcp_dir_hash_len()) {
+ log_err("Corrupt message received.");
+ return -1;
}
+
+ if (shim_data_reg_has(raptor_data.shim_data, hash))
+ raptor_sap_req(msg->ssap, hash, msg->qoscube);
break;
- case RAPTOR_MSG_CODE__FLOW_REPLY:
- raptor_ipcp_sap_alloc_reply(msg->ssap,
- r_addr,
- msg->dsap,
- msg->response);
+ case FLOW_REPLY:
+ if (len != sizeof(*msg)) {
+ log_err("Corrupt message received.");
+ return -1;
+ }
+
+ raptor_sap_alloc_reply(msg->ssap, msg->dsap, msg->response);
break;
- case RAPTOR_MSG_CODE__NAME_QUERY_REQ:
- raptor_ipcp_name_query_req(msg->hash.data, r_addr);
+ case NAME_QUERY_REQ:
+ if (len != sizeof(*msg) + ipcp_dir_hash_len()) {
+ log_err("Corrupt message received.");
+ return -1;
+ }
+
+ raptor_name_query_req(hash);
break;
- case RAPTOR_MSG_CODE__NAME_QUERY_REPLY:
- raptor_ipcp_name_query_reply(msg->hash.data, r_addr);
+ case NAME_QUERY_REPLY:
+ if (len != sizeof(*msg) + ipcp_dir_hash_len()) {
+ log_err("Corrupt message received.");
+ return -1;
+ }
+
+ raptor_name_query_reply(hash);
break;
default:
log_err("Unknown message received %d.", msg->code);
- raptor_msg__free_unpacked(msg, NULL);
return -1;
}
- raptor_msg__free_unpacked(msg, NULL);
return 0;
}
-static void * raptor_ipcp_mgmt_handler(void * o)
+static void * raptor_mgmt_handler(void * o)
{
int ret;
struct timespec timeout = {(MGMT_TIMEOUT / 1000),
@@ -534,10 +511,6 @@ static void * raptor_ipcp_mgmt_handler(void * o)
(void) o;
- log_info("%s", __FUNCTION__);
-
- log_info("Mgmt handler started.");
-
while (true) {
ret = 0;
@@ -570,44 +543,43 @@ static void * raptor_ipcp_mgmt_handler(void * o)
list_del(&frame->next);
pthread_mutex_unlock(&raptor_data.mgmt_lock);
- raptor_ipcp_mgmt_frame(frame->buf, frame->len, frame->r_addr);
+ raptor_mgmt_frame(frame->buf, frame->len);
free(frame);
}
- log_info("Mgmt handler stopped.");
return NULL;
}
-static void raptor_ipcp_recv_frame(uint8_t* frame)
+static void raptor_recv_frame(uint8_t * frame)
{
- uint8_t dsap;
- uint8_t* payload;
- size_t frame_len;
- size_t length;
- int fd;
- struct mgmt_frame * mgmt_frame;
+ uint8_t dsap;
+ uint8_t * payload;
+ size_t frame_len;
+ size_t length;
+ int fd;
+ struct mgmt_frame * mgmt_frame;
struct shm_du_buff * sdb;
- size_t idx;
+ size_t idx;
- sdb = (struct shm_du_buff*)((uint64_t)frame & RAPTOR_PAGE_MASK);
+ sdb = (struct shm_du_buff *)((uint64_t) frame & RAPTOR_PAGE_MASK);
idx = shm_du_buff_get_idx(sdb);
frame_len = frame[0] | (frame[1] << 8);
-
if (frame_len < RAPTOR_HEADER) {
log_err("Received packet smaller than header alone.");
ipcp_sdb_release(sdb);
return;
}
+
if (frame_len >= RAPTOR_PAGE) {
log_err("Received packet too large.");
ipcp_sdb_release(sdb);
return;
}
- dsap = frame[2];
+ dsap = frame[2];
payload = &frame[RAPTOR_HEADER];
- length = frame_len - RAPTOR_HEADER;
+ length = frame_len - RAPTOR_HEADER;
shm_du_buff_head_release(sdb, RAPTOR_HEADER);
shm_du_buff_tail_release(sdb, RAPTOR_PAGE - frame_len);
@@ -623,7 +595,6 @@ static void raptor_ipcp_recv_frame(uint8_t* frame)
}
memcpy(mgmt_frame->buf, payload, length);
- memset(mgmt_frame->r_addr, 0, MAC_SIZE);
mgmt_frame->len = length;
list_add(&mgmt_frame->next, &raptor_data.mgmt_frames);
pthread_cond_signal(&raptor_data.mgmt_cond);
@@ -646,34 +617,32 @@ static void raptor_ipcp_recv_frame(uint8_t* frame)
}
}
-static void * raptor_ipcp_recv_done_thread(void * o)
+static void * raptor_recv_done_thread(void * o)
{
uint8_t * frames[RAPTOR_BATCH];
- int count;
- int i;
+ int count;
+ int i;
- (void)o;
-
- log_info("Recv_done thread started.");
+ (void) o;
while (true) {
if (ipcp_get_state() != IPCP_OPERATIONAL)
break;
- count = ioctl(raptor_data.ioctl_fd, IOCTL_RECV_DONE | RAPTOR_BATCH, frames);
+ count = ioctl(raptor_data.ioctl_fd,
+ IOCTL_RECV_DONE | RAPTOR_BATCH, frames);
if (count <= 0)
continue;
for (i = 0; i < count; i++)
- raptor_ipcp_recv_frame(frames[i]);
+ raptor_recv_frame(frames[i]);
}
- log_info("Recv_done thread stopped.");
return NULL;
}
-static void * raptor_ipcp_send_thread(void * o)
+static void * raptor_send_thread(void * o)
{
struct timespec timeout = {0, EVENT_WAIT_TIMEOUT * 1000};
int fd;
@@ -682,12 +651,7 @@ static void * raptor_ipcp_send_thread(void * o)
(void) o;
- log_info("Send thread started.");
-
- while (flow_event_wait(raptor_data.np1_flows,
- raptor_data.fq,
- &timeout)) {
-
+ while (fevent(raptor_data.np1_flows, raptor_data.fq, &timeout)) {
if (ipcp_get_state() != IPCP_OPERATIONAL)
break;
@@ -700,80 +664,75 @@ static void * raptor_ipcp_send_thread(void * o)
dsap = raptor_data.fd_to_ef[fd].r_sap;
- raptor_ipcp_send_frame(sdb, dsap);
+ raptor_send_frame(sdb, dsap);
}
pthread_rwlock_unlock(&raptor_data.flows_lock);
}
- log_info("Send thread stopped.");
return NULL;
}
-static void * raptor_ipcp_send_done_thread(void * o)
+static void * raptor_send_done_thread(void * o)
{
uint8_t * frames[RAPTOR_BATCH];
- int count;
- int i;
+ int count;
+ int i;
- (void)o;
-
- log_info("Send_done thread started.");
+ (void) o;
while (true) {
if (ipcp_get_state() != IPCP_OPERATIONAL)
break;
- count = ioctl(raptor_data.ioctl_fd, IOCTL_SEND_DONE | RAPTOR_BATCH, frames);
+ count = ioctl(raptor_data.ioctl_fd,
+ IOCTL_SEND_DONE | RAPTOR_BATCH, frames);
if (count <= 0)
continue;
- for (i = 0; i < count; i++) {
+ for (i = 0; i < count; i++)
free(frames[i]);
- }
}
- log_info("Send_done thread stopped.");
return NULL;
}
-static void * raptor_ipcp_recv_thread(void * o)
+static void * raptor_recv_thread(void * o)
{
struct shm_du_buff * sdb;
- uint8_t * frames[RAPTOR_BATCH];
- uint8_t ** head;
- int needed = 0;
- int count;
- int i;
-
- (void)o;
+ uint8_t * frames[RAPTOR_BATCH];
+ uint8_t ** head;
+ int needed = 0;
+ int count;
+ int i;
- log_info("Recv thread started.");
+ (void) o;
while (true) {
if (ipcp_get_state() != IPCP_OPERATIONAL)
break;
- needed = ioctl(raptor_data.ioctl_fd, IOCTL_RECV_NEED | RAPTOR_BATCH, NULL);
+ needed = ioctl(raptor_data.ioctl_fd,
+ IOCTL_RECV_NEED | RAPTOR_BATCH, NULL);
if (needed <= 0)
continue;
for (i = 0; i < needed; i++) {
if (ipcp_sdb_reserve(&sdb, RAPTOR_PAGE) < 0) {
- log_err("Recv thread: reserve sdb failed. Stopping thread.");
+ log_err("Recv thread: reserve sdb failed.");
return NULL;
}
if ((uint64_t)sdb & (~RAPTOR_PAGE_MASK)) {
- log_err("Recv thread: sdb not at offset 0 in page. Stopping thread.");
+ log_err("Recv thread: sdb not at offset 0.");
return NULL;
}
frames[i] = shm_du_buff_head(sdb);
if ((uint64_t)frames[i] & 0x7) {
- log_err("Recv thread: frame not 64bit aligned. Stopping thread.");
+ log_err("Recv thread: frame not aligned.");
return NULL;
}
}
@@ -781,8 +740,8 @@ static void * raptor_ipcp_recv_thread(void * o)
head = frames;
do {
- count = ioctl(raptor_data.ioctl_fd, IOCTL_RECV | needed, head);
-
+ count = ioctl(raptor_data.ioctl_fd,
+ IOCTL_RECV | needed, head);
if (count <= 0)
continue;
@@ -794,69 +753,93 @@ static void * raptor_ipcp_recv_thread(void * o)
} while (needed > 0 && ipcp_get_state() == IPCP_OPERATIONAL);
}
- log_info("Recv thread stopped.");
return NULL;
}
-static int raptor_ipcp_bootstrap(const struct ipcp_config * conf)
+static int raptor_bootstrap(const struct ipcp_config * conf)
{
assert(conf);
assert(conf->type == THIS_TYPE);
- log_info("%s", __FUNCTION__);
+ (void) conf;
raptor_data.ioctl_fd = open("/dev/raptor", 0);
-
if (raptor_data.ioctl_fd < 0) {
log_err("Failed to open /dev/raptor.");
- return -1;
+ goto fail_ioctl;
}
ipcp_set_state(IPCP_OPERATIONAL);
- pthread_create(&raptor_data.mgmt_handler,
- NULL,
- raptor_ipcp_mgmt_handler,
- NULL);
+ if (pthread_create(&raptor_data.mgmt_handler,
+ NULL,
+ raptor_mgmt_handler,
+ NULL)) {
+ ipcp_set_state(IPCP_INIT);
+ goto fail_mgmt_handler;
+ }
- pthread_create(&raptor_data.send_thread,
- NULL,
- raptor_ipcp_send_thread,
- NULL);
+ if (pthread_create(&raptor_data.send_thread,
+ NULL,
+ raptor_send_thread,
+ NULL)) {
+ ipcp_set_state(IPCP_INIT);
+ goto fail_send_thread;
+ }
- pthread_create(&raptor_data.recv_thread,
- NULL,
- raptor_ipcp_recv_thread,
- NULL);
+ if (pthread_create(&raptor_data.recv_thread,
+ NULL,
+ raptor_recv_thread,
+ NULL)) {
+ ipcp_set_state(IPCP_INIT);
+ goto fail_recv_thread;
+ }
- pthread_create(&raptor_data.send_done_thread,
- NULL,
- raptor_ipcp_send_done_thread,
- NULL);
+ if (pthread_create(&raptor_data.send_done_thread,
+ NULL,
+ raptor_send_done_thread,
+ NULL)) {
+ ipcp_set_state(IPCP_INIT);
+ goto fail_send_done_thread;
+ }
- pthread_create(&raptor_data.recv_done_thread,
- NULL,
- raptor_ipcp_recv_done_thread,
- NULL);
+ if (pthread_create(&raptor_data.recv_done_thread,
+ NULL,
+ raptor_recv_done_thread,
+ NULL)) {
+ ipcp_set_state(IPCP_INIT);
+ goto fail_recv_done_thread;
+ }
log_dbg("Bootstrapped raptor IPCP with api %d.", getpid());
return 0;
+
+ fail_recv_done_thread:
+ pthread_join(raptor_data.send_done_thread, NULL);
+ fail_send_done_thread:
+ pthread_join(raptor_data.recv_thread, NULL);
+ fail_recv_thread:
+ pthread_join(raptor_data.send_thread, NULL);
+ fail_send_thread:
+ pthread_join(raptor_data.mgmt_handler, NULL);
+ fail_mgmt_handler:
+ close(raptor_data.ioctl_fd);
+ fail_ioctl:
+ return -1;
}
-static int raptor_ipcp_reg(const uint8_t * hash)
+static int raptor_reg(const uint8_t * hash)
{
uint8_t * hash_dup;
- log_info("%s", __FUNCTION__);
-
hash_dup = ipcp_hash_dup(hash);
if (hash_dup == NULL) {
log_err("Failed to duplicate hash.");
return -ENOMEM;
}
- if (shim_data_reg_add_entry(ipcpi.shim_data, hash_dup)) {
+ if (shim_data_reg_add_entry(raptor_data.shim_data, hash_dup)) {
log_err("Failed to add " HASH_FMT " to local registry.",
HASH_VAL(hash));
free(hash_dup);
@@ -868,65 +851,59 @@ static int raptor_ipcp_reg(const uint8_t * hash)
return 0;
}
-static int raptor_ipcp_unreg(const uint8_t * hash)
+static int raptor_unreg(const uint8_t * hash)
{
- log_info("%s", __FUNCTION__);
-
- shim_data_reg_del_entry(ipcpi.shim_data, hash);
+ shim_data_reg_del_entry(raptor_data.shim_data, hash);
return 0;
}
-static int raptor_ipcp_query(const uint8_t * hash)
+static int raptor_query(const uint8_t * hash)
{
- uint8_t r_addr[MAC_SIZE];
- struct timespec timeout = {(NAME_QUERY_TIMEOUT / 1000),
- (NAME_QUERY_TIMEOUT % 1000) * MILLION};
- raptor_msg_t msg = RAPTOR_MSG__INIT;
- struct dir_query * query;
- int ret;
-
- log_info("%s", __FUNCTION__);
+ struct timespec timeout = {(NAME_QUERY_TIMEOUT / 1000),
+ (NAME_QUERY_TIMEOUT % 1000) * MILLION};
+ struct mgmt_msg * msg;
+ struct dir_query * query;
+ int ret;
+ struct shm_du_buff * sdb;
- if (shim_data_dir_has(ipcpi.shim_data, hash))
+ if (shim_data_dir_has(raptor_data.shim_data, hash))
return 0;
- msg.code = RAPTOR_MSG_CODE__NAME_QUERY_REQ;
- msg.has_hash = true;
- msg.hash.len = ipcp_dir_hash_len();
- msg.hash.data = (uint8_t *) hash;
+ if (ipcp_sdb_reserve(&sdb, sizeof(*msg) + ipcp_dir_hash_len()) < 0) {
+ log_err("failed to reserve sdb for management frame.");
+ return -1;
+ }
+
+ msg = (struct mgmt_msg *) shm_du_buff_head(sdb);
+ msg->code = NAME_QUERY_REQ;
- memset(r_addr, 0xff, MAC_SIZE);
+ memcpy(msg + 1, hash, ipcp_dir_hash_len());
- query = shim_data_dir_query_create(hash);
- if (query == NULL)
+ query = shim_data_dir_query_create(raptor_data.shim_data, hash);
+ if (query == NULL) {
+ ipcp_sdb_release(sdb);
return -1;
+ }
- pthread_mutex_lock(&ipcpi.shim_data->dir_queries_lock);
- list_add(&query->next, &ipcpi.shim_data->dir_queries);
- pthread_mutex_unlock(&ipcpi.shim_data->dir_queries_lock);
-
- raptor_ipcp_send_mgmt_frame(&msg, r_addr);
+ if (raptor_send_frame(sdb, MGMT_SAP)) {
+ log_err("Failed to send management frame.");
+ ipcp_sdb_release(sdb);
+ return -1;
+ }
ret = shim_data_dir_query_wait(query, &timeout);
- pthread_mutex_lock(&ipcpi.shim_data->dir_queries_lock);
- list_del(&query->next);
- shim_data_dir_query_destroy(query);
- pthread_mutex_unlock(&ipcpi.shim_data->dir_queries_lock);
+ shim_data_dir_query_destroy(raptor_data.shim_data, query);
return ret;
}
-static int raptor_ipcp_flow_alloc(int fd,
- const uint8_t * hash,
- qoscube_t cube)
+static int raptor_flow_alloc(int fd,
+ const uint8_t * hash,
+ qoscube_t cube)
{
uint8_t ssap = 0;
- uint8_t r_addr[MAC_SIZE];
- uint64_t addr = 0;
-
- log_info("%s", __FUNCTION__);
log_dbg("Allocating flow to " HASH_FMT ".", HASH_VAL(hash));
@@ -937,11 +914,10 @@ static int raptor_ipcp_flow_alloc(int fd,
return -1;
}
- if (!shim_data_dir_has(ipcpi.shim_data, hash)) {
+ if (!shim_data_dir_has(raptor_data.shim_data, hash)) {
log_err("Destination unreachable.");
return -1;
}
- addr = shim_data_dir_get_addr(ipcpi.shim_data, hash);
pthread_rwlock_wrlock(&raptor_data.flows_lock);
@@ -956,9 +932,7 @@ static int raptor_ipcp_flow_alloc(int fd,
pthread_rwlock_unlock(&raptor_data.flows_lock);
- memcpy(r_addr, &addr, MAC_SIZE);
-
- if (raptor_ipcp_sap_alloc(r_addr, ssap, hash, cube) < 0) {
+ if (raptor_sap_alloc(ssap, hash, cube) < 0) {
pthread_rwlock_wrlock(&raptor_data.flows_lock);
bmp_release(raptor_data.saps, raptor_data.fd_to_ef[fd].sap);
raptor_data.fd_to_ef[fd].sap = -1;
@@ -967,23 +941,20 @@ static int raptor_ipcp_flow_alloc(int fd,
return -1;
}
- flow_set_add(raptor_data.np1_flows, fd);
+ fset_add(raptor_data.np1_flows, fd);
log_dbg("Pending flow with fd %d on SAP %d.", fd, ssap);
return 0;
}
-static int raptor_ipcp_flow_alloc_resp(int fd,
- int response)
+static int raptor_flow_alloc_resp(int fd,
+ int response)
{
struct timespec ts = {0, EVENT_WAIT_TIMEOUT * 1000};
struct timespec abstime;
uint8_t ssap = 0;
uint8_t r_sap = 0;
- uint8_t r_addr[MAC_SIZE];
-
- log_info("%s", __FUNCTION__);
clock_gettime(PTHREAD_COND_CLOCK, &abstime);
@@ -1015,45 +986,39 @@ static int raptor_ipcp_flow_alloc_resp(int fd,
}
raptor_data.fd_to_ef[fd].sap = ssap;
- memcpy(r_addr, raptor_data.fd_to_ef[fd].r_addr, MAC_SIZE);
r_sap = raptor_data.fd_to_ef[fd].r_sap;
raptor_data.ef_to_fd[ssap] = fd;
pthread_rwlock_unlock(&raptor_data.flows_lock);
- if (raptor_ipcp_sap_alloc_resp(r_addr, ssap, r_sap, response) < 0) {
+ if (raptor_sap_alloc_resp(ssap, r_sap, response) < 0) {
pthread_rwlock_wrlock(&raptor_data.flows_lock);
bmp_release(raptor_data.saps, raptor_data.fd_to_ef[fd].sap);
pthread_rwlock_unlock(&raptor_data.flows_lock);
return -1;
}
- flow_set_add(raptor_data.np1_flows, fd);
+ fset_add(raptor_data.np1_flows, fd);
log_dbg("Accepted flow, fd %d, SAP %d.", fd, (uint8_t)ssap);
return 0;
}
-static int raptor_ipcp_flow_dealloc(int fd)
+static int raptor_flow_dealloc(int fd)
{
uint8_t sap;
- uint8_t addr[MAC_SIZE];
-
- log_info("%s", __FUNCTION__);
ipcp_flow_fini(fd);
pthread_rwlock_wrlock(&raptor_data.flows_lock);
- flow_set_del(raptor_data.np1_flows, fd);
+ fset_del(raptor_data.np1_flows, fd);
sap = raptor_data.fd_to_ef[fd].sap;
- memcpy(addr, raptor_data.fd_to_ef[fd].r_addr, MAC_SIZE);
bmp_release(raptor_data.saps, sap);
raptor_data.fd_to_ef[fd].sap = -1;
raptor_data.fd_to_ef[fd].r_sap = -1;
- memset(&raptor_data.fd_to_ef[fd].r_addr, 0, MAC_SIZE);
raptor_data.ef_to_fd[sap] = -1;
@@ -1067,46 +1032,38 @@ static int raptor_ipcp_flow_dealloc(int fd)
}
static struct ipcp_ops raptor_ops = {
- .ipcp_bootstrap = raptor_ipcp_bootstrap,
+ .ipcp_bootstrap = raptor_bootstrap,
.ipcp_enroll = NULL,
- .ipcp_reg = raptor_ipcp_reg,
- .ipcp_unreg = raptor_ipcp_unreg,
- .ipcp_query = raptor_ipcp_query,
- .ipcp_flow_alloc = raptor_ipcp_flow_alloc,
- .ipcp_flow_alloc_resp = raptor_ipcp_flow_alloc_resp,
- .ipcp_flow_dealloc = raptor_ipcp_flow_dealloc
+ .ipcp_reg = raptor_reg,
+ .ipcp_unreg = raptor_unreg,
+ .ipcp_query = raptor_query,
+ .ipcp_flow_alloc = raptor_flow_alloc,
+ .ipcp_flow_alloc_resp = raptor_flow_alloc_resp,
+ .ipcp_flow_dealloc = raptor_flow_dealloc
};
int main(int argc,
char * argv[])
{
- if (ipcp_init(argc, argv, THIS_TYPE, &raptor_ops) < 0) {
- ipcp_create_r(getpid(), -1);
- exit(EXIT_FAILURE);
+ if (ipcp_init(argc, argv, &raptor_ops) < 0) {
+ log_err("Failed to init IPCP.");
+ goto fail_init;
}
if (raptor_data_init() < 0) {
log_err("Failed to init shim-eth-llc data.");
- ipcp_create_r(getpid(), -1);
- ipcp_fini();
- exit(EXIT_FAILURE);
+ goto fail_data_init;
}
if (ipcp_boot() < 0) {
log_err("Failed to boot IPCP.");
- ipcp_create_r(getpid(), -1);
- raptor_data_fini();
- ipcp_fini();
- exit(EXIT_FAILURE);
+ goto fail_boot;
}
if (ipcp_create_r(getpid(), 0)) {
log_err("Failed to notify IRMd we are initialized.");
ipcp_set_state(IPCP_NULL);
- ipcp_shutdown();
- raptor_data_fini();
- ipcp_fini();
- exit(EXIT_FAILURE);
+ goto fail_create_r;
}
log_info("Raptor created.");
@@ -1126,4 +1083,14 @@ int main(int argc,
ipcp_fini();
exit(EXIT_SUCCESS);
+
+ fail_create_r:
+ ipcp_shutdown();
+ fail_boot:
+ raptor_data_fini();
+ fail_data_init:
+ ipcp_fini();
+ fail_init:
+ ipcp_create_r(getpid(), -1);
+ exit(EXIT_FAILURE);
}
diff --git a/src/ipcpd/raptor/raptor_messages.proto b/src/ipcpd/raptor/raptor_messages.proto
deleted file mode 100644
index 6891b154..00000000
--- a/src/ipcpd/raptor/raptor_messages.proto
+++ /dev/null
@@ -1,39 +0,0 @@
-/*
- * Ouroboros - Copyright (C) 2016 - 2017
- *
- * Raptor messages
- *
- * Dimitri Staessens <dimitri.staessens@intec.ugent.be>
- * Sander Vrijders <sander.vrijders@intec.ugent.be>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- */
-
-syntax = "proto2";
-
-enum raptor_msg_code {
- FLOW_REQ = 1;
- FLOW_REPLY = 2;
- NAME_QUERY_REQ = 3;
- NAME_QUERY_REPLY = 4;
-};
-
-message raptor_msg {
- required raptor_msg_code code = 1;
- optional bytes hash = 2;
- optional uint32 ssap = 3;
- optional uint32 dsap = 4;
- optional uint32 qoscube = 5;
- optional sint32 response = 6;
-};
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-26 03:07:29 +0000