On 16/11/15 17:54, Neil Jerram wrote:
> On 16/11/15 16:37, Neil Jerram wrote:
>> Hi there,
>>
>> I'm interested in collating all the REST API exchanges to and between
>> OpenStack components, and presenting / visualizing all those in an
>> easily comprehensible way. Is there already some tool to do that?
>>
>> Many thanks,
>> Neil
> Well here's a start anyway [...]
Latest evolution below, for anyone else interested in this. This
version captures REST API for all OpenStack endpoints on the local node.
Neil
#!/bin/bash
set - `openstack catalog list --format csv | gawk '{ if (match($0,
"publicURL: http://[^:]*:([^/]*)/", arr)) { print arr[1]; } }' | sort |
uniq`
display_filter_for_port () {
echo "-d tcp.port==$1,http"
}
capture_filter_for_port() {
echo "tcp port $1"
}
display_filters=`display_filter_for_port $1`
capture_filters=`capture_filter_for_port $1`
shift
for port in $*; do
display_filters="$display_filters `display_filter_for_port $port`"
capture_filters="$capture_filters or `capture_filter_for_port $port`"
done
sudo tshark -i any $display_filters -f "$capture_filters" -V -Y http | awk '
BEGIN {
disp = 0;
}
/^[A-Z]/ {
disp = 0;
}
/^Hypertext/ {
disp = 1;
}
/^Java/ {
disp = 1;
}
{
if (disp) print;
}
'
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