Cleaned the code up, replacing references to xid --> slice_id

git-svn-id: http://svn.planet-lab.org/svn/fprobe-ulog/trunk@17790 8c455092-636d-4788-adf5-e71def0336e8

diff --git a/src/fprobe-ulog.c b/src/fprobe-ulog.c
index 80ff15f..0896cb5 100644 (file)
--- a/src/fprobe-ulog.c
+++ b/src/fprobe-ulog.c
@@ -8,7 +8,7 @@
 
                        Sapan Bhatia <sapanb@cs.princeton.edu> 
                        
-       7/11/2007       Added data collection (-f) functionality, xid support in the header and log file
+       7/11/2007       Added data collection (-f) functionality, slice_id support in the header and log file
                        rotation.
 
        15/11/2007      Added check to make sure fprobe doesn't overflow the disk. Also added a test facility.
@@ -375,7 +375,7 @@ inline void copy_flow(struct Flow *src, struct Flow *dst)
        dst->sip = src->sip;
        dst->dip = src->dip;
        dst->tos = src->tos;
-       dst->xid = src->xid;
+       dst->slice_id = src->slice_id;
        dst->proto = src->proto;
        dst->tcp_flags = src->tcp_flags;
        dst->id = src->id;
@@ -584,12 +584,12 @@ done:
                flown->size += flow->size;
                flown->pkts += flow->pkts;
 
-               /* The xid of the first xid of a flow is misleading. Reset the xid of the flow
+               /* The slice_id of the first slice_id of a flow is misleading. Reset the slice_id of the flow
                 * if a better value comes along. A good example of this is that by the time CoDemux sets the
                 * peercred of a flow, it has already been accounted for here and attributed to root. */
 
-               if (flown->xid<1)
-                               flown->xid = flow->xid;
+               if (flown->slice_id<1)
+                               flown->slice_id = flow->slice_id;
 
 
                if (flow->flags & FLOW_FRAG) {
@@ -762,9 +762,9 @@ void *fill(int fields, uint16_t *format, struct Flow *flow, void *p)
                                *((uint8_t *) p) = 0;
                                p += NETFLOW_PAD8_SIZE;
                                break;
-                       case NETFLOW_XID:
-                               *((uint32_t *) p) = flow->xid;
-                               p += NETFLOW_XID_SIZE;
+                       case NETFLOW_SLICE_ID:
+                               *((uint32_t *) p) = flow->slice_id;
+                               p += NETFLOW_SLICE_ID_SIZE;
                                break;
                        case NETFLOW_PAD16:
                                /* Unsupported (uint16_t) */
@@ -1156,19 +1156,18 @@ void *cap_thread()
                        /* It's going to be expensive calling this syscall on every flow.
                         * We should keep a local hash table, for now just bear the overhead... - Sapan*/
 
-                       flow->xid=0;
+                       flow->slice_id=0;
 
                        if (ulog_msg->mark > 0) {
-                /* flow->xid is really the slice id :-/ */
-                               flow->xid = xid_to_slice_id(ulog_msg->mark);
+                               flow->slice_id = xid_to_slice_id(ulog_msg->mark);
                        }
 
-                       if (flow->xid < 1 || flow->xid!=challenge) 
-                               flow->xid = ulog_msg->mark;
+                       if (flow->slice_id < 1)
+                               flow->slice_id = ulog_msg->mark; // Couldn't look up the slice id, let's at least store the local xid
 
 
                        if ((flow->dip.s_addr == inet_addr("10.0.0.8")) || (flow->sip.s_addr == inet_addr("10.0.0.8"))) {
-                               my_log(LOG_INFO, "Received test flow to corewars.org from slice %d ",flow->xid);
+                               my_log(LOG_INFO, "Received test flow to corewars.org from slice %d ",flow->slice_id);
                        }
                        flow->iif = snmp_index(ulog_msg->indev_name);
                        flow->oif = snmp_index(ulog_msg->outdev_name);

diff --git a/src/fprobe-ulog.h b/src/fprobe-ulog.h
index 96995a8..27add4b 100644 (file)
--- a/src/fprobe-ulog.h
+++ b/src/fprobe-ulog.h
@@ -53,7 +53,7 @@ struct Flow {
        /* ip ToS */
        uint16_t tos;
        /* user credentials */
-       int xid;
+       int slice_id;
        /* tcp flags */
        uint8_t tcp_flags;
        /* number of packets */

diff --git a/src/netflow.c b/src/netflow.c
index 4ede900..9f0952f 100644 (file)
--- a/src/netflow.c
+++ b/src/netflow.c
@@ -69,7 +69,7 @@ static uint16_t NetFlow5_Flow[] = {
        NETFLOW_SRC_TOS,
        NETFLOW_SRC_AS,
        NETFLOW_DST_AS,
-       NETFLOW_XID
+       NETFLOW_SLICE_ID
        /*
         * Who needs the src and dst masks... Or deal
         * with this later - Sapan

diff --git a/src/netflow.h b/src/netflow.h
index 450f289..057c808 100644 (file)
--- a/src/netflow.h
+++ b/src/netflow.h
@@ -162,8 +162,8 @@
 #define NETFLOW_IPV6_OPTION_HEADERS 64
 #define NETFLOW_IPV6_OPTION_HEADERS_SIZE 4
 
-#define NETFLOW_XID 65
-#define NETFLOW_XID_SIZE 4
+#define NETFLOW_SLICE_ID 65
+#define NETFLOW_SLICE_ID_SIZE 4
 
 #define NETFLOW_VERSION 1001
 #define NETFLOW_VERSION_SIZE 2