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-rw-r--r--src/ipcpd/ipcp.c28
-rw-r--r--src/ipcpd/ipcp.h6
-rw-r--r--src/ipcpd/local/main.c4
-rw-r--r--src/ipcpd/normal/ae.h9
-rw-r--r--src/ipcpd/normal/connmgr.c127
-rw-r--r--src/ipcpd/normal/connmgr.h6
-rw-r--r--src/ipcpd/normal/dt.c3
-rw-r--r--src/ipcpd/normal/enroll.c14
-rw-r--r--src/ipcpd/normal/enroll.h3
-rw-r--r--src/ipcpd/normal/main.c5
-rw-r--r--src/ipcpd/shim-eth-llc/main.c2
-rw-r--r--src/ipcpd/shim-udp/main.c4
12 files changed, 178 insertions, 33 deletions
diff --git a/src/ipcpd/ipcp.c b/src/ipcpd/ipcp.c
index d4b3a7fc..41ea4784 100644
--- a/src/ipcpd/ipcp.c
+++ b/src/ipcpd/ipcp.c
@@ -301,6 +301,32 @@ static void * mainloop(void * o)
dif_info.dif_name = info.dif_name;
}
break;
+ case IPCP_MSG_CODE__IPCP_CONNECT:
+ ret_msg.has_result = true;
+
+ if (ipcpi.ops->ipcp_connect == NULL) {
+ log_err("Connect unsupported.");
+ ret_msg.result = -ENOTSUP;
+ break;
+ }
+
+ ret_msg.result =
+ ipcpi.ops->ipcp_connect(msg->dst_name,
+ msg->comp_name);
+ break;
+ case IPCP_MSG_CODE__IPCP_DISCONNECT:
+ ret_msg.has_result = true;
+
+ if (ipcpi.ops->ipcp_disconnect == NULL) {
+ log_err("Disconnect unsupported.");
+ ret_msg.result = -ENOTSUP;
+ break;
+ }
+
+ ret_msg.result =
+ ipcpi.ops->ipcp_disconnect(msg->dst_name,
+ msg->comp_name);
+ break;
case IPCP_MSG_CODE__IPCP_REG:
ret_msg.has_result = true;
@@ -435,6 +461,8 @@ static void * mainloop(void * o)
ipcpi.ops->ipcp_flow_dealloc(fd);
break;
default:
+ ret_msg.has_result = true;
+ ret_msg.result = -1;
log_err("Don't know that message code");
break;
}
diff --git a/src/ipcpd/ipcp.h b/src/ipcpd/ipcp.h
index cd18d198..1b2a0334 100644
--- a/src/ipcpd/ipcp.h
+++ b/src/ipcpd/ipcp.h
@@ -45,6 +45,12 @@ struct ipcp_ops {
int (* ipcp_enroll)(const char * dst,
struct dif_info * info);
+ int (* ipcp_connect)(const char * dst,
+ const char * component);
+
+ int (* ipcp_disconnect)(const char * dst,
+ const char * component);
+
int (* ipcp_reg)(const uint8_t * hash);
int (* ipcp_unreg)(const uint8_t * hash);
diff --git a/src/ipcpd/local/main.c b/src/ipcpd/local/main.c
index 37d23fc3..c6f88d78 100644
--- a/src/ipcpd/local/main.c
+++ b/src/ipcpd/local/main.c
@@ -323,7 +323,9 @@ static int ipcp_local_flow_dealloc(int fd)
static struct ipcp_ops local_ops = {
.ipcp_bootstrap = ipcp_local_bootstrap,
- .ipcp_enroll = NULL, /* shim */
+ .ipcp_enroll = NULL,
+ .ipcp_connect = NULL,
+ .ipcp_disconnect = NULL,
.ipcp_reg = ipcp_local_reg,
.ipcp_unreg = ipcp_local_unreg,
.ipcp_query = ipcp_local_query,
diff --git a/src/ipcpd/normal/ae.h b/src/ipcpd/normal/ae.h
index 4534cefa..3d3bdc27 100644
--- a/src/ipcpd/normal/ae.h
+++ b/src/ipcpd/normal/ae.h
@@ -27,6 +27,8 @@
#include "dt.h"
+#define DST_MAX_STRLEN 64
+
enum ae_id {
AEID_DT = 0,
AEID_ENROLL,
@@ -36,9 +38,10 @@ enum ae_id {
struct conn {
struct conn_info conn_info;
- struct flow_info {
- int fd;
- qosspec_t qs;
+ struct {
+ char dst[DST_MAX_STRLEN + 1];
+ int fd;
+ qosspec_t qs;
} flow_info;
};
diff --git a/src/ipcpd/normal/connmgr.c b/src/ipcpd/normal/connmgr.c
index b6e5e31a..11f83247 100644
--- a/src/ipcpd/normal/connmgr.c
+++ b/src/ipcpd/normal/connmgr.c
@@ -48,7 +48,7 @@ enum connmgr_state {
CONNMGR_RUNNING
};
-struct ae_conn {
+struct conn_el {
struct list_head next;
struct conn conn;
};
@@ -58,15 +58,17 @@ struct ae {
struct conn_info info;
struct list_head conns;
+ struct list_head pending;
+
pthread_cond_t cond;
pthread_mutex_t lock;
};
struct {
- struct ae aes[AEID_MAX];
- enum connmgr_state state;
+ struct ae aes[AEID_MAX];
+ enum connmgr_state state;
- pthread_t acceptor;
+ pthread_t acceptor;
} connmgr;
static int get_id_by_name(const char * name)
@@ -85,23 +87,21 @@ static int add_ae_conn(enum ae_id id,
qosspec_t qs,
struct conn_info * rcv_info)
{
- struct ae_conn * ae_conn;
+ struct conn_el * el;
- ae_conn = malloc(sizeof(*ae_conn));
- if (ae_conn == NULL) {
+ el = malloc(sizeof(*el));
+ if (el == NULL) {
log_err("Not enough memory.");
return -1;
}
- ae_conn->conn.conn_info = *rcv_info;
- ae_conn->conn.flow_info.fd = fd;
- ae_conn->conn.flow_info.qs = qs;
-
- list_head_init(&ae_conn->next);
+ el->conn.conn_info = *rcv_info;
+ el->conn.flow_info.fd = fd;
+ el->conn.flow_info.qs = qs;
pthread_mutex_lock(&connmgr.aes[id].lock);
- list_add(&ae_conn->next, &connmgr.aes[id].conns);
+ list_add(&el->next, &connmgr.aes[id].pending);
pthread_cond_signal(&connmgr.aes[id].cond);
pthread_mutex_unlock(&connmgr.aes[id].lock);
@@ -217,6 +217,7 @@ int connmgr_ae_init(enum ae_id id,
}
list_head_init(&ae->conns);
+ list_head_init(&ae->pending);
memcpy(&connmgr.aes[id].info, info, sizeof(connmgr.aes[id].info));
@@ -241,7 +242,13 @@ void connmgr_ae_fini(enum ae_id id)
pthread_mutex_lock(&ae->lock);
list_for_each_safe(p, h, &ae->conns) {
- struct ae_conn * e = list_entry(p, struct ae_conn, next);
+ struct conn_el * e = list_entry(p, struct conn_el, next);
+ list_del(&e->next);
+ free(e);
+ }
+
+ list_for_each_safe(p, h, &ae->pending) {
+ struct conn_el * e = list_entry(p, struct conn_el, next);
list_del(&e->next);
free(e);
}
@@ -256,6 +263,84 @@ void connmgr_ae_fini(enum ae_id id)
connmgr.aes[id].nbs = NULL;
}
+int connmgr_ipcp_connect(const char * dst,
+ const char * component)
+{
+ struct conn_el * ce;
+ int id;
+
+ assert(dst);
+ assert(component);
+
+ ce = malloc(sizeof(*ce));
+ if (ce == NULL) {
+ log_dbg("Out of memory.");
+ return -1;
+ }
+
+ id = get_id_by_name(component);
+ if (id < 0) {
+ log_dbg("No such component: %s", component);
+ free(ce);
+ return -1;
+ }
+
+ /* FIXME: get the correct qos for the component. */
+ if (connmgr_alloc(id, dst, NULL, &ce->conn)) {
+ free(ce);
+ return -1;
+ }
+
+ if (strlen(dst) > DST_MAX_STRLEN) {
+ log_warn("Truncating dst length for connection.");
+ memcpy(ce->conn.flow_info.dst, dst, DST_MAX_STRLEN);
+ ce->conn.flow_info.dst[DST_MAX_STRLEN] = '\0';
+ } else {
+ strcpy(ce->conn.flow_info.dst, dst);
+ }
+
+ pthread_mutex_lock(&connmgr.aes[id].lock);
+
+ list_add(&ce->next, &connmgr.aes[id].conns);
+
+ pthread_mutex_unlock(&connmgr.aes[id].lock);
+
+ return 0;
+}
+
+int connmgr_ipcp_disconnect(const char * dst,
+ const char * component)
+{
+ struct list_head * p;
+ struct list_head * h;
+ int id;
+
+ assert(dst);
+ assert(component);
+
+ id = get_id_by_name(component);
+ if (id < 0)
+ return -1;
+
+ pthread_mutex_lock(&connmgr.aes[id].lock);
+
+ list_for_each_safe(p,h, &connmgr.aes[id].conns) {
+ struct conn_el * el = list_entry(p, struct conn_el, next);
+ if (strcmp(el->conn.flow_info.dst, dst) == 0) {
+ int ret;
+ pthread_mutex_unlock(&connmgr.aes[id].lock);
+ list_del(&el->next);
+ ret = connmgr_dealloc(id, &el->conn);
+ free(el);
+ return ret;
+ }
+ }
+
+ pthread_mutex_unlock(&connmgr.aes[id].lock);
+
+ return 0;
+}
+
int connmgr_alloc(enum ae_id id,
const char * dst,
qosspec_t * qs,
@@ -329,7 +414,7 @@ int connmgr_dealloc(enum ae_id id,
int connmgr_wait(enum ae_id id,
struct conn * conn)
{
- struct ae_conn * ae_conn;
+ struct conn_el * el;
struct ae * ae;
assert(id >= 0 && id < AEID_MAX);
@@ -342,21 +427,21 @@ int connmgr_wait(enum ae_id id,
pthread_cleanup_push((void(*)(void *))pthread_mutex_unlock,
(void *) &ae->lock);
- while (list_is_empty(&ae->conns))
+ while (list_is_empty(&ae->pending))
pthread_cond_wait(&ae->cond, &ae->lock);
pthread_cleanup_pop(false);
- ae_conn = list_first_entry((&ae->conns), struct ae_conn, next);
- if (ae_conn == NULL) {
+ el = list_first_entry((&ae->pending), struct conn_el, next);
+ if (el == NULL) {
pthread_mutex_unlock(&ae->lock);
return -1;
}
- *conn = ae_conn->conn;
+ *conn = el->conn;
- list_del(&ae_conn->next);
- free(ae_conn);
+ list_del(&el->next);
+ free(el);
pthread_mutex_unlock(&ae->lock);
diff --git a/src/ipcpd/normal/connmgr.h b/src/ipcpd/normal/connmgr.h
index 920058da..379877e6 100644
--- a/src/ipcpd/normal/connmgr.h
+++ b/src/ipcpd/normal/connmgr.h
@@ -43,6 +43,12 @@ int connmgr_ae_init(enum ae_id id,
void connmgr_ae_fini(enum ae_id id);
+int connmgr_ipcp_connect(const char * dst,
+ const char * component);
+
+int connmgr_ipcp_disconnect(const char * dst,
+ const char * component);
+
int connmgr_alloc(enum ae_id id,
const char * dst,
qosspec_t * qs,
diff --git a/src/ipcpd/normal/dt.c b/src/ipcpd/normal/dt.c
index 19c2d3a6..aa089852 100644
--- a/src/ipcpd/normal/dt.c
+++ b/src/ipcpd/normal/dt.c
@@ -67,7 +67,6 @@ struct {
pthread_rwlock_t lock;
struct nbs * nbs;
- struct ae * ae;
struct nb_notifier nb_notifier;
@@ -163,6 +162,8 @@ static void * dt_conn_handle(void * o)
log_dbg("Got new connection.");
+ /* NOTE: connection acceptance policy could be here. */
+
nbs_add(dt.nbs, conn);
}
diff --git a/src/ipcpd/normal/enroll.c b/src/ipcpd/normal/enroll.c
index 2f7dd9bc..7f93ed3a 100644
--- a/src/ipcpd/normal/enroll.c
+++ b/src/ipcpd/normal/enroll.c
@@ -259,14 +259,17 @@ static void * enroll_handle(void * o)
continue;
}
- if (msg->code != ENROLL_CODE__ENROLL_DONE) {
+ if (msg->code != ENROLL_CODE__ENROLL_DONE || !msg->has_result) {
log_err("Wrong message type.");
enroll_msg__free_unpacked(msg, NULL);
connmgr_dealloc(AEID_ENROLL, &conn);
continue;
}
- log_dbg("Neighbor enrollment successful.");
+ if (msg->result == 0)
+ log_dbg("Neighbor enrollment successful.");
+ else
+ log_dbg("Neigbor reported failed enrollment.");
connmgr_dealloc(AEID_ENROLL, &conn);
}
@@ -287,13 +290,16 @@ int enroll_boot(struct conn * conn,
return 0;
}
-int enroll_done(struct conn * conn)
+int enroll_done(struct conn * conn,
+ int result)
{
enroll_msg_t msg = ENROLL_MSG__INIT;
uint8_t buf[ENROLL_BUF_LEN];
ssize_t len;
- msg.code = ENROLL_CODE__ENROLL_DONE;
+ msg.code = ENROLL_CODE__ENROLL_DONE;
+ msg.has_result = true;
+ msg.result = result;
len = enroll_msg__get_packed_size(&msg);
if (len < 0) {
diff --git a/src/ipcpd/normal/enroll.h b/src/ipcpd/normal/enroll.h
index 67c9912d..3b277e44 100644
--- a/src/ipcpd/normal/enroll.h
+++ b/src/ipcpd/normal/enroll.h
@@ -40,7 +40,8 @@ void enroll_bootstrap(const struct ipcp_config * conf);
int enroll_boot(struct conn * conn,
const char * dst);
-int enroll_done(struct conn * conn);
+int enroll_done(struct conn * conn,
+ int result);
struct ipcp_config * enroll_get_conf(void);
diff --git a/src/ipcpd/normal/main.c b/src/ipcpd/normal/main.c
index d9fbc2dd..bef04b7a 100644
--- a/src/ipcpd/normal/main.c
+++ b/src/ipcpd/normal/main.c
@@ -263,11 +263,12 @@ static int normal_ipcp_enroll(const char * dst,
}
if (enroll_components(dt_conn.conn_info.addr)) {
+ enroll_done(&er_conn, -1);
log_err("Failed to enroll components.");
goto fail_enroll_comp;
}
- if (enroll_done(&er_conn))
+ if (enroll_done(&er_conn, 0))
log_warn("Failed to confirm enrollment with peer.");
if (connmgr_dealloc(AEID_DT, &dt_conn))
@@ -346,6 +347,8 @@ static int normal_ipcp_query(const uint8_t * dst)
static struct ipcp_ops normal_ops = {
.ipcp_bootstrap = normal_ipcp_bootstrap,
.ipcp_enroll = normal_ipcp_enroll,
+ .ipcp_connect = connmgr_ipcp_connect,
+ .ipcp_disconnect = connmgr_ipcp_disconnect,
.ipcp_reg = dir_reg,
.ipcp_unreg = dir_unreg,
.ipcp_query = normal_ipcp_query,
diff --git a/src/ipcpd/shim-eth-llc/main.c b/src/ipcpd/shim-eth-llc/main.c
index bcf5abe2..3d186d7a 100644
--- a/src/ipcpd/shim-eth-llc/main.c
+++ b/src/ipcpd/shim-eth-llc/main.c
@@ -1216,6 +1216,8 @@ static int eth_llc_ipcp_flow_dealloc(int fd)
static struct ipcp_ops eth_llc_ops = {
.ipcp_bootstrap = eth_llc_ipcp_bootstrap,
.ipcp_enroll = NULL,
+ .ipcp_connect = NULL,
+ .ipcp_disconnect = NULL,
.ipcp_reg = eth_llc_ipcp_reg,
.ipcp_unreg = eth_llc_ipcp_unreg,
.ipcp_query = eth_llc_ipcp_query,
diff --git a/src/ipcpd/shim-udp/main.c b/src/ipcpd/shim-udp/main.c
index 55fe19a6..0bf57741 100644
--- a/src/ipcpd/shim-udp/main.c
+++ b/src/ipcpd/shim-udp/main.c
@@ -1092,7 +1092,9 @@ static int ipcp_udp_flow_dealloc(int fd)
static struct ipcp_ops udp_ops = {
.ipcp_bootstrap = ipcp_udp_bootstrap,
- .ipcp_enroll = NULL, /* shim */
+ .ipcp_enroll = NULL,
+ .ipcp_connect = NULL,
+ .ipcp_disconnect = NULL,
.ipcp_reg = ipcp_udp_reg,
.ipcp_unreg = ipcp_udp_unreg,
.ipcp_query = ipcp_udp_query,
generated by cgit v1.2.3 (git 2.39.1) at 2024-06-28 14:49:00 +0000