From df293db349a71a42976b66355ebc9d8e940139ec Mon Sep 17 00:00:00 2001
From: ehouse <ehouse@0782aaa5-4710-0410-8820-a96bf9123855>
Date: Sun, 12 Jul 2009 01:18:09 +0000
Subject: [PATCH] script to run lots of games with events at more natural
 intervals against relay.

---
 xwords4/linux/scripts/sim_real.sh | 136 ++++++++++++++++++++++++++++++
 1 file changed, 136 insertions(+)
 create mode 100755 xwords4/linux/scripts/sim_real.sh

diff --git a/xwords4/linux/scripts/sim_real.sh b/xwords4/linux/scripts/sim_real.sh
new file mode 100755
index 000000000..0f8eed811
--- /dev/null
+++ b/xwords4/linux/scripts/sim_real.sh
@@ -0,0 +1,136 @@
+#!/bin/bash
+
+NRUNS=${NRUNS:-4}
+XWORDS=${XWORDS:-"./obj_linux_memdbg/xwords"}
+DICT=${DICT:-dict.xwd}
+HOST=${HOST:-localhost}
+PORT=${PORT:-10999}
+QUIT=${QUIT:-"-q 2"}
+USE_CURSES=${USE_CURSES:="yes"}
+
+usage() {
+    echo "usage: $0 <no params>"
+    cat <<EOF
+The goal of this script is to simulate real-world loads on the relay,
+with games starting, stopping, moves happening, etc. over a long time.
+It uses ENV variables rather than commandline parms for configuration.
+EOF
+    echo "    env: NRUNS: number of simultaneous games; default 4"
+    echo "    env: DICT: dictionary; default: dict.xwd"
+    echo "    env: HOST: remote host; default: localhost"
+    echo "    env: PORT: remote port; default: 10999"
+    exit 0
+}
+
+
+random() {
+    # RANDOM is a bashism
+#     RAND=$(dd if=/dev/urandom count=1 2>/dev/null | cksum | cut -f1 -d" ")
+#     echo $RAND
+    echo $RANDOM
+}
+
+do_one() {
+    COOKIE=${1:-$(exec sh -c 'echo $PPID')}
+
+    while :; do                 # loop forever (eventually)
+
+        TODO=$(($COOKIE % 3))
+        TODO=$((TODO+2))
+        COUNT=0
+        for NAME in Bbbbb Aaaaa Kkkkk Eeeee; do
+            [ $COUNT = $TODO ] && break
+            while :; do
+                RAND=$(random)
+                INDEX=$(( $RAND % $TODO ))
+                WAIT=$(( $RAND % 60 ))
+                case $INDEX in
+                    0)
+                        if [ -z "$ZERO_DONE" ]; then
+                            REMOTES=""
+                            for JJ in $(seq $(($TODO-1))); do
+                                REMOTES="$REMOTES -N"; 
+                            done
+                            ZERO_DONE=1
+                            echo $COOKIE:ZERO
+                            if [ "$USE_CURSES" = "yes" ]; then
+                                $XWORDS -d $DICT -r $NAME -s $REMOTES \
+                                    -a $HOST -p $PORT -C $COOKIE $QUIT -u \
+                                    -z 0:$WAIT >/dev/null \
+                                    2>/tmp/log_${COOKIE}_${INDEX}.txt &
+
+                            else
+                                $XWORDS -d $DICT -r $NAME -s $REMOTES \
+                                    -a $HOST -p $PORT -C $COOKIE $QUIT &
+                            fi
+                            break
+                        fi
+                        ;;
+                    1)
+                        if [ -z "$ONE_DONE" ]; then
+                            ONE_DONE=1
+                            echo $COOKIE:ONE
+                            if [ "$USE_CURSES" = "yes" ]; then
+                                $XWORDS -d $DICT -r $NAME -a $HOST -p $PORT \
+                                    -C $COOKIE $QUIT -u \
+                                    -z 0:$WAIT >/dev/null \
+                                    2>/tmp/log_$COOKIE_${INDEX}.txt &
+                            else
+                                $XWORDS -d $DICT -r $NAME -a $HOST -p $PORT \
+                                    -C $COOKIE $QUIT &
+                            fi
+                            break
+                        fi
+                        ;;
+                    2)
+                        if [ -z "$TWO_DONE" ]; then
+                            TWO_DONE=1
+                            echo $COOKIE:TWO
+                            if [ "$USE_CURSES" = "yes" ]; then
+                                $XWORDS -d $DICT -r $NAME -a $HOST -p $PORT \
+                                    -C $COOKIE $QUIT -u \
+                                    -z 0:$WAIT >/dev/null \
+                                    2>/tmp/log_$COOKIE_${INDEX}.txt &
+
+                            else
+                                $XWORDS -d $DICT -r $NAME -a $HOST -p $PORT \
+                                    -C $COOKIE $QUIT &
+                            fi
+                            break
+                        fi
+                        ;;
+                    3)
+                        if [ -z "$THREE_DONE" ]; then
+                            THREE_DONE=1
+                            echo $COOKIE:THREE
+                            if [ "$USE_CURSES" = "yes" ]; then
+                                $XWORDS -d $DICT -r $NAME -a $HOST -p $PORT \
+                                    -C $COOKIE $QUIT -u \
+                                    -z 0:$WAIT >/dev/null \
+                                    2>/tmp/log_$COOKIE_${INDEX}.txt &
+                            else
+                                $XWORDS -d $DICT -r $NAME -a $HOST -p $PORT \
+                                    -C $COOKIE $QUIT &
+                            fi
+                            break
+                        fi
+                        ;;
+                esac
+            done
+            COUNT=$((COUNT+1))
+        done
+        wait
+        break
+    done
+}
+
+############################################################################
+# main
+
+[ -n "$1" ] && usage
+
+for II in $(seq $NRUNS); do
+    do_one $II &
+done
+
+wait