#!/usr/bin/env bash
# Parse "all" openconfig yangs from https://github.com/openconfig/public
# Notes:
# Notes:
# - A simple smoketest (CLI check) is made, essentially YANG parsing. 
#    - A full system is worked on
# - Env-var OPENCONFIG should point to checkout place. (define it in site.sh for example)
# - Env variable YANGMODELS should point to checkout place. (define it in site.sh for example)
# - Some DIFFs are necessary in yangmodels
#         release/models/wifi/openconfig-ap-interfaces.yang

# Magic line must be first in script (see README.md)
s="$_" ; . ./lib.sh || if [ "$s" = $0 ]; then exit 0; else return 0; fi

APPNAME=example

cfg=$dir/conf_yang.xml
fyang=$dir/test.yang

new "openconfig"
if [ ! -d "$OPENCONFIG" ]; then
#    err "Hmm Openconfig dir does not seem to exist, try git clone https://github.com/openconfig/public?"
    echo "...skipped: OPENCONFIG not set"
    if [ "$s" = $0 ]; then exit 0; else return 0; fi
fi

OCDIR=$OPENCONFIG/release/models

cat <<EOF > $cfg
<clixon-config xmlns="http://clicon.org/config">
  <CLICON_CONFIGFILE>$cfg</CLICON_CONFIGFILE>
  <CLICON_FEATURE>ietf-netconf:startup</CLICON_FEATURE>
  <CLICON_YANG_DIR>/usr/local/share/clixon</CLICON_YANG_DIR>
  <!--CLICON_YANG_DIR>$IETFRFC</CLICON_YANG_DIR-->
  <CLICON_YANG_DIR>$OCDIR</CLICON_YANG_DIR>
  <CLICON_YANG_DIR>$OCDIR/acl</CLICON_YANG_DIR>
  <CLICON_YANG_DIR>$OCDIR/aft</CLICON_YANG_DIR>
  <CLICON_YANG_DIR>$OCDIR/bfd</CLICON_YANG_DIR>
  <CLICON_YANG_DIR>$OCDIR/bgp</CLICON_YANG_DIR>
  <CLICON_YANG_DIR>$OCDIR/catalog</CLICON_YANG_DIR>
  <CLICON_YANG_DIR>$OCDIR/interfaces</CLICON_YANG_DIR>
  <CLICON_YANG_DIR>$OCDIR/isis</CLICON_YANG_DIR>
  <CLICON_YANG_DIR>$OCDIR/lacp</CLICON_YANG_DIR>
  <CLICON_YANG_DIR>$OCDIR/lldp</CLICON_YANG_DIR>
  <CLICON_YANG_DIR>$OCDIR/local-routing</CLICON_YANG_DIR>
  <CLICON_YANG_DIR>$OCDIR/macsec</CLICON_YANG_DIR>
  <CLICON_YANG_DIR>$OCDIR/mpls</CLICON_YANG_DIR>
  <CLICON_YANG_DIR>$OCDIR/multicast</CLICON_YANG_DIR>
  <CLICON_YANG_DIR>$OCDIR/network-instance</CLICON_YANG_DIR>
  <CLICON_YANG_DIR>$OCDIR/openflow</CLICON_YANG_DIR>
  <CLICON_YANG_DIR>$OCDIR/optical-transport</CLICON_YANG_DIR>
  <CLICON_YANG_DIR>$OCDIR/ospf</CLICON_YANG_DIR>
  <CLICON_YANG_DIR>$OCDIR/platform</CLICON_YANG_DIR>
  <CLICON_YANG_DIR>$OCDIR/policy</CLICON_YANG_DIR>
  <CLICON_YANG_DIR>$OCDIR/policy-forwarding</CLICON_YANG_DIR>
  <CLICON_YANG_DIR>$OCDIR/probes</CLICON_YANG_DIR>
  <CLICON_YANG_DIR>$OCDIR/qos</CLICON_YANG_DIR>
  <CLICON_YANG_DIR>$OCDIR/relay-agent</CLICON_YANG_DIR>
  <CLICON_YANG_DIR>$OCDIR/rib</CLICON_YANG_DIR>
  <CLICON_YANG_DIR>$OCDIR/segment-routing</CLICON_YANG_DIR>
  <CLICON_YANG_DIR>$OCDIR/stp</CLICON_YANG_DIR>
  <CLICON_YANG_DIR>$OCDIR/system</CLICON_YANG_DIR>
  <CLICON_YANG_DIR>$OCDIR/telemetry</CLICON_YANG_DIR>
  <CLICON_YANG_DIR>$OCDIR/types</CLICON_YANG_DIR>
  <CLICON_YANG_DIR>$OCDIR/vlan</CLICON_YANG_DIR>
  <CLICON_YANG_DIR>$OCDIR/wifi</CLICON_YANG_DIR>
  <CLICON_YANG_DIR>$OCDIR/wifi/access-points</CLICON_YANG_DIR>
  <CLICON_YANG_DIR>$OCDIR/wifi/ap-manager</CLICON_YANG_DIR>
  <CLICON_YANG_DIR>$OCDIR/wifi/mac</CLICON_YANG_DIR>
  <CLICON_YANG_DIR>$OCDIR/wifi/phy</CLICON_YANG_DIR>
  <CLICON_YANG_DIR>$OCDIR/wifi/types</CLICON_YANG_DIR>

  <CLICON_CLISPEC_DIR>/usr/local/lib/$APPNAME/clispec</CLICON_CLISPEC_DIR>
  <CLICON_CLI_DIR>/usr/local/lib/$APPNAME/cli</CLICON_CLI_DIR>
  <CLICON_CLI_MODE>$APPNAME</CLICON_CLI_MODE>
  <CLICON_SOCK>/usr/local/var/$APPNAME/$APPNAME.sock</CLICON_SOCK>
  <CLICON_BACKEND_PIDFILE>/usr/local/var/$APPNAME/$APPNAME.pidfile</CLICON_BACKEND_PIDFILE>
  <CLICON_XMLDB_DIR>$dir</CLICON_XMLDB_DIR>
  <CLICON_MODULE_LIBRARY_RFC7895>true</CLICON_MODULE_LIBRARY_RFC7895>
</clixon-config>
EOF

files=$(find $OPENCONFIG -name "*.yang")
# Count nr of modules (exclude submodule) Assume "module" or "submodule"
# first word on first line
let ms=0; # Nr of modules
let ss=0; # Nr of smodules
for f in $files; do
    let m=0; # Nr of modules
    let s=0; # Nr of modules
    if [ -n "$(head -15 $f|grep '^[ ]*module')" ]; then
	let m++;
	let ms++;
    elif [ -n "$(head -15 $f|grep '^[ ]*submodule')" ]; then
	let s++;
	let ss++;
    else
	echo "No module or submodule found $f"
	exit
    fi
    if [ $m -eq 1 -a $s -eq 1 ]; then
	echo "Double match $f"
	exit
    fi
done

new "Openconfig test: $clixon_cli -1f $cfg -y $f show version ($m modules)"
for f in $files; do
    if [ -n "$(head -1 $f|grep '^module')" ]; then
	new "$clixon_cli -D $DBG  -1f $cfg -y $f show version"
	expectpart "$($clixon_cli -D $DBG -1f $cfg -y $f show version)" 0 "${CLIXON_VERSION}"
    fi
done

if false; then # NYI

# Example system
cat <<EOF > $dir/startup_db
<config>
   <interfaces xmlns="http://openconfig.net/yang/interfaces">
      <interface>
         <name>eth0</name>
         <config2>
            <type>ianaift:usb</type>
         </config2>
      </interface>
   </interfaces>
</config>
EOF

if [ $BE -ne 0 ]; then
    new "kill old backend"
    sudo clixon_backend -zf $cfg
    if [ $? -ne 0 ]; then
	err
    fi
    sudo pkill -f clixon_backend # to be sure
    
    new "start backend -s startup -f $cfg -y openconfig-interfaces -p /usr/local/share/openconfig/public/release/models/interfaces"
    start_backend -s startup -f $cfg -y /usr/local/share/openconfig/public/release/models/interfaces/openconfig-interfaces.yang

    new "wait backend"
    wait_backend
fi

new "$clixon_cli -D $DBG -1f $cfg -y $f show version"
expectpart "$($clixon_cli -D $DBG -1f $cfg -y $f show version)" 0 "${CLIXON_VERSION}"

if [ $BE -ne 0 ]; then
    new "Kill backend"
    # Check if premature kill
    pid=$(pgrep -u root -f clixon_backend)
    if [ -z "$pid" ]; then
	err "backend already dead"
    fi
    # kill backend
    stop_backend -f $cfg
fi

fi

rm -rf $dir