SCR_DIR=`readlink -f $0 | xargs dirname`
TESTCASE_BN=testcase.txt
WHAT=?????????
+REQUEST_STEP=
#############
# FUNCTIONS #
usage() {
echo
- echo "Usage: $0 <source_directory> \"[test_end_points]\" [timeout]"
+ echo "Usage: $0 <source_directory> [seconds_timeout]"
echo
echo " source_directory:"
+ echo " The source directory may contain .xml and .metadata files grouped by pairs and alphabetically classified,"
+ echo " and also (and this is VERY IMPORTANT), a file called 'origin-hosts' containing a list of Origin-Host"
+ echo " values that represents the point of view of the ADML testing system, together with the type of the"
+ echo " simulated ADML node (client/server):"
echo
- echo " The source directory may contain .xml and .metadata files grouped by pairs and alphabetically classified:"
+ echo " <id>.hex.as.xml: ANNA-Diameter XML message format."
+ echo " <id>.metadata: Some decoded message information."
+ echo " ..."
+ echo " origin-hosts: Example of content:"
+ echo " OCS3GPPNodeHostname.ocs3gpprealm.com server"
+ echo " ggsnNodeHostname.nodeHostRealm.com client"
echo
- echo " 11.hex.as.xml 15.hex.as.xml 19.hex.as.xml ..."
- echo " 11.metadata 15.metadata 19.metadata ..."
- echo " 13.hex.as.xml 17.hex.as.xml 21.hex.as.xml ..."
- echo " 13.metadata 17.metadata 21.metadata ..."
- echo
- echo " The order comes from first dot-separated part, which is normally the decoded frame from a pcap file:"
- echo
- echo " 11.hex.as.xml: would be the ANNA-Diameter decoded message from hexadecimal sniffed one."
- echo " 11.metadata: would contain parsed metadata from tshark or another fulfilling this information:"
- echo
- echo " date=Sat Dec 19 11:50:55 CET 2015"
- echo " timestamp=1450522255.205673000"
- echo " src=gentraf"
- echo " dst=testbed"
+ echo " The order for the xml and metadata files comes from first dot-separated part (<id>), which is normally the"
+ echo " decoded frame from a pcap file. The xml files are ANNA-Diameter xml messages and a typical metadata file"
+ echo " would be something like this:"
+ echo " date=vie ene 29 15:37:14 CET 2016"
+ echo " timestamp=1454078234.050988000"
+ echo " src=192.168.14.42"
+ echo " dst=192.168.12.40"
echo " code=257"
- echo " isrequest=1"
+ echo " isrequest=0"
echo " applicationid=0"
+ echo " originhost=OCSNodeHostname.ocsrealm.com"
echo
- echo " Presented example has been achieved using the 'example/diameter/pcapDecoder/tsharkDecoder.sh' script"
- echo " and then decoding with 'example/diameter/batchConverter' tool with appropiate diameter dictionaries."
- echo
- echo
- echo " test_end_points: space-separated list of possible test end points (hostnames, ip addresses)"
- echo
- echo " This script will create a basic testcase based on frames timeline (11, 13, 15, etc.), from the desired"
- echo " end-point list. For example, from the 'gentraf' point of view, outgoing requests will be translated as"
- echo " sendxml operations with corresponding waits for answers and corresponding result codes (normally 2001)"
- echo " if those answers are provided (2001 will be assigned as result-code condition if no answer is found)."
- echo " CER/A are detected creating a symbolic link to better reference them, and DPR/A are ignored."
- echo
- echo " The provided test end point list shall match metadata 'src' field in order to filter the valid testcase"
- echo " messages. In case of nothing provided (empty string) a list with the possible values from the source"
- echo " directory will be shown."
- echo
+ echo " You can use the 'example/diameter/pcapDecoder/tsharkDecoder.sh' script over a pcap file, in order to get"
+ echo " the hexadecimal buffers and then process them with 'example/diameter/batchConverter' tool to get the xml"
+ echo " messages and metadata for each pcap diameter frame."
echo
- echo " timeout:"
echo
+ echo " seconds_timeout:"
echo " Timeout in seconds for the testcase. If not provided, no timeout will be programmed for the testcase."
echo
echo
echo
echo " The resulting '$TESTCASE_BN' will have all the operations needed to program the test case and will be"
- echo " written on same source directory referencing xml files as local-relative ones. Probably, 'change-dir'"
+ echo " written on same source directory referencing xml files as local-relative ones. Normally, 'change-dir'"
echo " operation will be used before programming to ease the procedure without having to copy the stuff into"
echo " installed ADML execution directory."
echo
echo " Connection issues (CER/A), disconnect procedures (DPR/A), database populations and sanity checks are"
- echo " not responsability for this script. Such operations shall be externally performed to guarantee that"
- echo " programming this testcase is going to be valid in context of test execution. Anyway, CER messages"
- echo " will be detected and symbolically linked with the name 'cer.<origin host>.xml'."
+ echo " not responsability for this script. Anyway, CER/A messages detected are symbolically linked with the"
+ echo " name 'ce<r/a>.<origin host>.xml', and missing ones are created with a basic template which the user"
+ echo " could edit and fix with the appropiate values."
echo
- echo " PCAPS WITHOUT CER/CEA MESSAGES:"
- echo
- echo " There is a helper tool to build CER/CEA messages for involved origin hosts. This is useful when the"
- echo " pcap file analyzed miss the capabilities exchange messages: touch the file 'create_cer_and_cea' inside"
- echo " the source directory, and follow the instructions."
_exit
}
-# $1: xml file
-getOriginHost () {
- grep "<avp name=\"Origin-Host\"" $1 | cut -d\" -f4
-}
-
# $1: xml file
# Nested Result-Code's not supported here (i.e. charging application)
getResultCode () {
grep "<avp name=\"Result-Code\"" $1 | awk -F'data=' '{ print $2 }' | cut -d\" -f2
}
-# $1: metadata file; $2: xml file; $3: check Result-Code indicator
+# $1: metadata file; $2: xml file; $3: check Result-Code indicator; $4: client/server (ADML node role)
update_testcase () {
# metadata aspect:
#
local mtd=$1
local xml=$2
local resultcode=$3
+ local adml_type=$4
+
+ local wait_command=waitfe
+ local send_command=sendxml2e
+ [ "$adml_type" = "server" ] && { wait_command=waitfc ; send_command=sendxml2c ; }
+
# Ignore disconnect peer messages on testcase format (they have no session-id):
grep "^code=282$" $mtd > /dev/null
local sessionid=$(grep Session-Id $xml | cut -d\" -f4)
local lines=$(wc -l $TESTCASE_BN | awk '{ print $1 }')
- local s_waitfe="test|1|waitfe|$code|$((1-isrequest))"
- [ -n "$sessionid" ] && s_waitfe="${s_waitfe}|||${sessionid}"
+ local s_wait="test|1|$wait_command|$code|$((1-isrequest))"
+ [ -n "$sessionid" ] && s_wait="${s_wait}|||${sessionid}"
+
+ local s_send="test|1|$send_command|$xml"
if [ $isrequest -eq 1 ]
then
- echo "test|1|sendxml2e|$xml" >> $TESTCASE_BN
+ # Send the request
+ # Special case for SNR/SNA (code=8388636): the Session-Id is created on client and received on SLR previously
+ [ "$code" = "8388636" -a "$adml_type" = "server" ] && s_send="test|1|$send_command|$xml|$REQUEST_STEP"
+ echo "$s_send" >> $TESTCASE_BN
+
if [ -n "$resultcode" ]
then
local hbh="$(grep -o "hop-by-hop-id=\"[0-9]*\"" $xml)"
_rc=$(getResultCode $ans_xml)
[ -n "$_rc" ] && rc=$_rc
fi
- s_waitfe="${s_waitfe}|${rc}"
+
+ # Wait the answer:
+ s_wait="${s_wait}|${rc}"
fi
- echo "$s_waitfe" >> $TESTCASE_BN
+ echo "$s_wait" >> $TESTCASE_BN
else
- echo "$s_waitfe" >> $TESTCASE_BN
- echo "test|1|sendxml2e|$xml|$((lines+1))" >> $TESTCASE_BN
+ local next_step_number=$((lines+1))
+
+ # Wait the request
+ # Special case for SLR/SLA (code=8388635): the Session-Id is created on client
+ [ "$code" = "8388635" -a "$adml_type" = "server" ] && { s_wait="test|1|$wait_command|$code|1|||||$subscriber" ; REQUEST_STEP=$next_step_number ; }
+ echo "$s_wait" >> $TESTCASE_BN
+
+ # Send the answer
+ echo "test|1|$send_command|$xml|$next_step_number" >> $TESTCASE_BN
fi
}
ls *.*metadata >/dev/null 2>/dev/null
[ $? -ne 0 ] && _exit "Cannot found '*.*metadata' files on '$SOURCE_DIR' !!"
-# Show possible end points if nothing provided:
-END_POINTS="$2"
-if [ -z "$END_POINTS" ]
-then
- src_eps=( $(grep "^src=" *.*metadata | cut -d= -f2 | sort -u) )
- [ ${#src_eps[@]} -eq 0 ] && _exit "No source end-points detected: metadata must have an 'src=xxx' line."
- if [ ${#src_eps[@]} -eq 1 ]
- then
- END_POINTS=$src_eps
- echo "Detected a unique end-point: $END_POINTS"
- else
- echo "Input a space-separated list for desired end-points to be processed as test side: "
- echo " (available source end-points: ${src_eps[*]})"
- read END_POINTS
- [ -z "$END_POINTS" ] && _exit "Invalid empty input !!"
- fi
-fi
+# Check origin-hosts:
+ohs_file=$SOURCE_DIR/origin-hosts
+[ ! -f $ohs_file ] && _exit "Can't found the mandatory file '$ohs_file' !!"
+awk '{ print $NF }' $ohs_file | egrep -qw 'client|server'
+[ ${PIPESTATUS[1]} -ne 0 ] && _exit "Can't found any Origin-Host in '$ohs_file' with a valid ADML node role value (client or server) !!"
# Identify useful frames: those which are created at test-bed side (all except frames coming from tested systems):
-rm -f *.needed
-for tag in $END_POINTS
+0> .involved_frames
+0> .involved_origin_hosts
+n_involved_frames=0
+for oh in `awk '{ print $1 }' $ohs_file`
do
- for metadata in $(grep "^src=$tag$" *.*metadata)
+ for frame in $(grep -l "^originhost=$oh$" *.*metadata | cut -d\. -f1)
do
- frame=$(echo $metadata | cut -d\. -f1)
- touch ${frame}.needed
+ echo "$frame" >> .involved_frames
+ echo "$oh" >> .involved_origin_hosts
+ n_involved_frames=$((n_involved_frames + 1))
done
done
-ls *.needed >/dev/null 2>/dev/null
-[ $? -ne 0 ] && _exit "No frame has been selected within '$SOURCE_DIR' for provided end-points ($END_POINTS) !!"
+[ $n_involved_frames -eq 0 ] && _exit "No frame has been selected within '$SOURCE_DIR' for provided origin-hosts file !!"
+sort .involved_frames > .involved_frames_sort
+mv .involved_frames_sort .involved_frames
# Messages classification:
0> cers_4_starting
0> $TESTCASE_BN
# Optional timeout:
-TIMEOUT_SEC=$3
+TIMEOUT_SEC=$2
[ -n "$TIMEOUT_SEC" ] && echo "test|1|timeout|$((TIMEOUT_SEC * 1000))" >> $TESTCASE_BN
# Process frames:
-for frame in `ls *.needed | cut -d\. -f1 | sort -n`
+for frame in `cat .involved_frames`
do
mtd=( `ls ${frame}.*metadata 2>/dev/null` )
[ ${#mtd[@]} -ne 1 ] && _exit "There must be one metadata file corresponding to frame '$frame' !!"
xml=( `ls ${frame}.*xml 2>/dev/null` )
[ ${#xml[@]} -ne 1 ] && _exit "There must be one xml message file corresponding to '$mtd' (frame '$frame') !!"
+ originHost=$(grep ^originhost= ${frame}.metadata | cut -d= -f2-)
# Ignore keep alives:
grep -q "^code=280$" $mtd
if [ $? -eq 0 ]
then
echo $frame >> cers_4_starting
- originHost=$(getOriginHost $xml)
[ -z "$originHost" ] && _exit "Missing Origin-Host (frame $frame, CER message) !!"
echo "$originHost" >> cers_4_starting_origin_hosts
ln -sf $xml cer.${originHost}.xml
fi
# Other requests:
echo $frame >> requests_4_sending
- update_testcase $mtd $xml check_result_code
+
+ # client or server:
+ adml_type=$(grep -w "$originHost" $ohs_file | awk '{ print $NF }')
+ update_testcase $mtd $xml check_result_code $adml_type
else
# CEA's:
grep -q "^code=257$" $mtd
if [ $? -eq 0 ]
then
echo $frame >> ceas_4_establishing
- originHost=$(getOriginHost $xml)
+ originHost=$(grep ^originhost= ${frame}.metadata | cut -d= -f2-)
[ -z "$originHost" ] && _exit "Missing Origin-Host (frame $frame, CEA message) !!"
echo "$originHost" >> ceas_4_establishing_origin_hosts
ln -sf $xml cea.${originHost}.xml
fi
# Other answers:
echo $frame >> answers_4_programming
- update_testcase $mtd $xml
+
+ # client or server:
+ adml_type=$(grep -w "$originHost" $ohs_file | awk '{ print $NF }')
+ update_testcase $mtd $xml "" $adml_type
fi
done
-rm -f *.needed
# We will replace all the requests hop-by-hop's with a unique value, to avoid bad sniffing cases (different sources using bad values).
# For example, the frame number could be valid enough.
hbh_ini=
hbh_fin=
-# involved frames:
-involved_xmls=
-grep sendxml $TESTCASE_BN > .involved_frames
-n_involved=`wc -l .involved_frames | awk '{ print $1 }'`
-count=1
-for frame in `cat .involved_frames | cut -d\| -f4 | cut -d\. -f1`
+for frame in `cat .involved_frames`
do
xml=( `ls ${frame}.*xml` )
- involved_xmls="$involved_xmls $xml"
mtd=( `ls ${frame}.*metadata` )
isrequest=$(grep "isrequest=1" $mtd)
if [ -n "$isrequest" ]
hbh_ini="$(grep -o "hop-by-hop-id=\"[0-9]*\"" $xml)"
sed -i 's/'$hbh_ini'/hop-by-hop-id="'$frame'"/' $xml
fi
- count=$((count+1))
done
+rm .involved_frames
-if [ -f $SOURCE_DIR/create_cer_and_cea ]
-then
- # PCAPs without CER messages ...
- if [ ! -s cers_4_starting_origin_hosts ]
+# Simplify origin hosts file (oh + adml role):
+sort -u .involved_origin_hosts > .involved_origin_hosts_unique
+grep -w -f .involved_origin_hosts_unique $ohs_file > .involved_origin_hosts_with_info
+mv .involved_origin_hosts_with_info $ohs_file
+rm .involved_origin_hosts .involved_origin_hosts_unique
+
+# Missing CERs:
+for oh in $(awk -v input=client '{if ($2 == input) print $1;}' $ohs_file)
+do
+ cer=$SOURCE_DIR/cer.${oh}.xml
+ if [ ! -f $cer ]
then
- if [ $n_involved -ne 0 ]
- then
- grep "<avp name=\"Origin-Host\"" $involved_xmls | cut -d\" -f4 | sort -u > cers_4_starting_origin_hosts
- for oh in `cat cers_4_starting_origin_hosts`
- do
- cer_file=cer.${oh}.xml
- touch $cer_file
- echo "WARNING: perhaps you should configure '$cer_file' because it is missing in the pcap file provided."
- echo " Currently it contains a basic template but you must fill/fix the unknowns '$WHAT'."
- cat << EOF > $cer_file
+ echo $oh >> cers_4_starting_origin_hosts
+ echo "Missing CER: `basename $cer` (a basic template has been created, please edit & fix the unknowns)"
+ cat << EOF > $cer
<message version="1" name="CER" application-id="0" hop-by-hop-id="1" end-by-end-id="1">
<avp name="Origin-Host" data="$oh"/>
<avp name="Origin-Realm" data="$(echo $oh | cut -d\. -f2-) $WHAT"/>
<avp name="Firmware-Revision" data="1"/>
</message>
EOF
- done
- #else
- # echo "WARNING: No 'sendxml' primitives on testcase ??"
- fi
fi
+done
- # PCAPs without CEA messages ...
- if [ ! -s ceas_4_establishing_origin_hosts ]
+# Missing CEAs:
+for oh in $(awk -v input=server '{if ($2 == input) print $1;}' $ohs_file)
+do
+ cea=$SOURCE_DIR/cea.${oh}.xml
+ if [ ! -f $cea ]
then
- if [ $n_involved -ne 0 ]
- then
- grep "<avp name=\"Origin-Host\"" $involved_xmls | cut -d\" -f4 | sort -u > ceas_4_establishing_origin_hosts
- for oh in `cat ceas_4_establishing_origin_hosts`
- do
- cea_file=cea.${oh}.xml
- touch $cea_file
- echo "WARNING: perhaps you should configure '$cea_file' because it is missing in the pcap file provided."
- echo " Currently it contains a basic template but you must fill/fix the unknowns '$WHAT'."
- cat << EOF > $cea_file
+ echo $oh >> ceas_4_establishing_origin_hosts
+ echo "Missing CEA: `basename $cea` (a basic template has been created, please edit & fix the unknowns)"
+ cat << EOF > $cea
<message version="1" name="CEA" application-id="0" hop-by-hop-id="1" end-by-end-id="1">
<avp name="Result-Code" data="2001" alias="DIAMETER_SUCCESS"/>
<avp name="Origin-Host" data="$oh"/>
<avp name="Firmware-Revision" data="1"/>
</message>
EOF
- done
- #else
- # echo "WARNING: No 'sendxml' primitives on testcase ??"
- fi
fi
-fi
+done
exit 0