add new system file

hc

2024-02-20 102a0743326a03cd1a1202ceda21e175b7d3575c

 kernel/samples/pktgen/pktgen_sample04_many_flows.sh
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@@ -13,10 +13,20 @@
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 # Parameter parsing via include
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 source ${basedir}/parameters.sh
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 # Set some default params, if they didn't get set
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-[ -z "$DEST_IP" ]   && DEST_IP="198.18.0.42"
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+if [ -z "$DEST_IP" ]; then
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+    [ -z "$IP6" ] && DEST_IP="198.18.0.42" || DEST_IP="FD00::1"
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+fi
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 [ -z "$DST_MAC" ]   && DST_MAC="90:e2:ba:ff:ff:ff"
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 [ -z "$CLONE_SKB" ] && CLONE_SKB="0"
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 [ -z "$COUNT" ]     && COUNT="0" # Zero means indefinitely
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+if [ -n "$DEST_IP" ]; then
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+    validate_addr${IP6} $DEST_IP
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+    read -r DST_MIN DST_MAX <<< $(parse_addr${IP6} $DEST_IP)
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+fi
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+if [ -n "$DST_PORT" ]; then
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+    read -r UDP_DST_MIN UDP_DST_MAX <<< $(parse_ports $DST_PORT)
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+    validate_ports $UDP_DST_MIN $UDP_DST_MAX
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+fi
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 # NOTICE:  Script specific settings
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 # =======
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@@ -32,6 +42,9 @@
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 if [[ -n "$BURST" ]]; then
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     err 1 "Bursting not supported for this mode"
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 fi
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+
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+# 198.18.0.0 / 198.19.255.255
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+read -r SRC_MIN SRC_MAX <<< $(parse_addr 198.18.0.0/15)
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 # General cleanup everything since last run
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 pg_ctrl "reset"
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@@ -54,12 +67,20 @@
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     # Single destination
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     pg_set $dev "dst_mac $DST_MAC"
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-    pg_set $dev "dst $DEST_IP"
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+    pg_set $dev "dst${IP6}_min $DST_MIN"
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+    pg_set $dev "dst${IP6}_max $DST_MAX"
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+
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+    if [ -n "$DST_PORT" ]; then
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+	# Single destination port or random port range
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+	pg_set $dev "flag UDPDST_RND"
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+	pg_set $dev "udp_dst_min $UDP_DST_MIN"
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+	pg_set $dev "udp_dst_max $UDP_DST_MAX"
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+    fi
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     # Randomize source IP-addresses
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     pg_set $dev "flag IPSRC_RND"
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-    pg_set $dev "src_min 198.18.0.0"
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-    pg_set $dev "src_max 198.19.255.255"
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+    pg_set $dev "src_min $SRC_MIN"
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+    pg_set $dev "src_max $SRC_MAX"
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     # Limit number of flows (max 65535)
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     pg_set $dev "flows $FLOWS"