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Diffstat (limited to '')
| -rw-r--r-- | src/exiwhat.src | 145 |
1 files changed, 145 insertions, 0 deletions
diff --git a/src/exiwhat.src b/src/exiwhat.src new file mode 100644 index 0000000..a1f748e --- /dev/null +++ b/src/exiwhat.src @@ -0,0 +1,145 @@ +#! /bin/sh + +# Copyright (c) University of Cambridge, 1995 - 2007 +# See the file NOTICE for conditions of use and distribution. + +# Except when they appear in comments, the following placeholders in this +# source are replaced when it is turned into a runnable script: +# +# CONFIGURE_FILE_USE_NODE +# CONFIGURE_FILE +# BIN_DIRECTORY +# EXIWHAT_PS_CMD +# EXIWHAT_PS_ARG +# EXIWHAT_KILL_SIGNAL +# EXIWHAT_EGREP_ARG +# EXIWHAT_MULTIKILL_CMD +# EXIWHAT_MULTIKILL_ARG +# RM_COMMAND + +# PROCESSED_FLAG + +# Shell script for seeing what the exim processes are doing. It gets rid +# of the old process log, then sends SIGUSR1 to all exim processes to get +# them to write their state to the log. Then it displays the contents of +# the log. + +# The following lines are generated from Exim's configuration file when +# this source is built into a script, but you can subsequently edit them +# without rebuilding things, as long are you are careful not to overwrite +# the script in the next Exim rebuild/install. However, it's best to +# arrange your build-time configuration file to get the correct values. + +rm=RM_COMMAND + +# Some operating systems have a command that finds processes that match +# certain conditions (by default usually those running specific commands) +# and sends them signals. If such a command is defined for your OS, the +# following variables are set and used. + +multikill_cmd=EXIWHAT_MULTIKILL_CMD +multikill_arg=EXIWHAT_MULTIKILL_ARG + +# In other operating systems, Exim has to use "ps" and "egrep" to find the +# processes itself. In those cases, the next three variables are used: + +ps_cmd=EXIWHAT_PS_CMD +ps_arg=EXIWHAT_PS_ARG +egrep_arg=EXIWHAT_EGREP_ARG + +# In both cases, kill_arg is the argument for the (multi)kill command to send +# SIGUSR1 (at least one OS requires a numeric value). + +signal=EXIWHAT_KILL_SIGNAL + +# See if this installation is using the esoteric "USE_NODE" feature of Exim, +# in which it uses the host's name as a suffix for the configuration file name. + +if test "x$1" = x--version +then + echo "`basename $0`: $0" + echo "build: EXIM_RELEASE_VERSIONEXIM_VARIANT_VERSION" + exit 0 +fi + +if [ "CONFIGURE_FILE_USE_NODE" = "yes" ]; then + hostsuffix=.`uname -n` +fi + +# Now find the configuration file name. This has got complicated because +# CONFIGURE_FILE may now be a list of files. The one that is used is the first +# one that exists. Mimic the code in readconf.c by testing first for the +# suffixed file in each case. + +set `awk -F: '{ for (i = 1; i <= NF; i++) print $i }' <<End +CONFIGURE_FILE +End +` +while [ "$config" = "" -a $# -gt 0 ] ; do + if [ -f "$1$hostsuffix" ] ; then + config="$1$hostsuffix" + elif [ -f "$1" ] ; then + config="$1" + fi + shift +done + +# check we have a config file +if [ "$config" = "" -o ! -f "$config" ]; then + echo Config file not found. + exit 1 +fi + +# Determine where the spool directory is. Search for an exim_path setting +# in the configure file; otherwise use the bin directory. Call that version of +# Exim to find the spool directory. BEWARE: a tab character is needed in the +# first command below. It has had a nasty tendency to get lost in the past. Use +# a variable to hold a space and a tab. This is less likely to be touched. + +st=' ' +exim_path=`grep "^[$st]*exim_path" $config | sed "s/.*=[$st]*//"` +if test "$exim_path" = ""; then exim_path=BIN_DIRECTORY/exim; fi +spool_directory=`$exim_path -C $config -bP spool_directory | sed "s/.*=[ ]*//"` +process_log_path=`$exim_path -C $config -bP process_log_path | sed "s/.*=[ ]*//"` + +# The file that Exim writes when sent the SIGUSR1 signal is specified by +# the process_log_path option. If that is not defined, Exim uses the file +# called "exim-process.info" in the spool directory. + +log=$process_log_path +if [ "$log" = "" ] ; then + log=$spool_directory/exim-process.info +fi + +# Now do the job. + +$rm -f ${log} +if [ -f ${log} ]; then + echo "** Failed to remove ${log}" + exit 1 +fi + +# If there is a multikill command, use it. On some OS this command is called +# "killall" (Linux, FreeBSD). On Solaris it is called "pkill". Note that on +# Solaris, "killall" kills ALL processes - this is the System V version of this +# command, and not what we want! + +if [ "$multikill_cmd" != "" ] && type "$multikill_cmd" >/dev/null 2>&1; then + $multikill_cmd $signal "$multikill_arg" + +# No multikill command; do it the hard way + +else + $ps_cmd $ps_arg | \ + egrep "$egrep_arg" | \ + awk "{print \"kill $signal \"\$1}" | \ + uniq | sh +fi + +sleep 1 + +if [ ! -s ${log} ] ; then echo "No exim process data" ; + else sort -nu ${log} ; fi + + +# End of exiwhat |