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Further improvements: support specifying a TILER_ENVIRONMENT env variable

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.. or the same thing (a filename) as a command line argument
This commit is contained in:
Sandro Santilli 2013-02-08 16:08:24 +01:00
parent 56319a5ac0
commit d1d2074146
1 changed files with 37 additions and 4 deletions
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41
tools/checkfds.sh
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@ -1,13 +1,46 @@
#!/bin/sh
http_port=8181
db_port=6432
redis_port=6379
me=$0
if test -h "$me"; then
me=`readlink $me`
fi
ENV_DIR=$(cd `dirname "$me"`/../config/environments || exit 1; pwd)
echo "ENV_DIR: ${ENV_DIR}"
if test -z "$TILER_ENVIRONMENT"; then
TILER_ENVIRONMENT=${ENV_DIR}/development.js
fi
if test "$1" = "config"; then
cat <<'EOM'
graph_title Tiler fd usage
graph_vlabel tiler fds
procs.label Number of tiler processes
pgsql.label PostgreSQL connections (max)
redis.label Redis connections (max)
http.label Incoming http requests (max)
nfd.label Number of open file descriptors (max)
EOM
exit 0
elif test x"$1" != "x"; then
# override env file
TILER_ENVIRONMENT="${ENV_DIR}/${1}.js"
fi
http_port=$(echo "console.log(require('${TILER_ENVIRONMENT}').port)" | node) || exit 1
pgsql_port=$(echo "console.log(require('${TILER_ENVIRONMENT}').postgres.port)" | node) || exit 1
redis_port=$(echo "console.log(require('${TILER_ENVIRONMENT}').redis.port)" | node) || exit 1
pids=$(lsof -i :${http_port} | grep LISTEN | awk '{print $2}')
nworkers=$(echo "${pids}" | wc -l)
pids=$(echo "${pids}" | paste -sd ' ')
if test -z "${pids}"; then
echo "No processes found listening on tcp port '${http_port}'" >&2
exit 1
fi
tmpreport="/tmp/checkfd.$$.txt"
lsof -p $(echo "${pids}" | tr ' ' ',') > "${tmpreport}"
@ -19,7 +52,7 @@ maxtot=0
for pid in ${pids}; do
cnt=$(grep "${pid}" "${tmpreport}" | grep ":${db_port} " | wc -l);
cnt=$(grep "${pid}" "${tmpreport}" | grep ":${pgsql_port} " | wc -l);
if test $cnt -gt $maxdb; then maxdb=$cnt; fi
cnt=$(grep "${pid}" "${tmpreport}" | grep ":${redis_port} " | wc -l);