# there is no which command here. we produce nothing due to this.
echo
fi
- echo $($WHICHER $to_find)
+ echo $($WHICHER $to_find 2>/dev/null)
}
# makes a directory of the name specified and then tries to change the
# local oldterm="$TERM"
# export TERM=linux
- /usr/bin/ssh -Y -C "${args[@]}"
+ /usr/bin/ssh -C "${args[@]}"
+# removed -Y flag because considered dangerous to trust remote hosts to not abuse our X session.
# # restore the terminal variable also.
# TERM="$oldterm"
##############
# locates a process given a search pattern to match in the process list.
- # supports a single command line flag style parameter of "-u USERNAME";
- # if the -u flag is found, a username is expected afterwards, and only the
- # processes of that user are considered.
+ #
+ # + the -u flag specifies a user name, e.g. "-u joe", which causes only
+ # the processes of that user "joe" to be considered.
+ #
+ # + the -x flag specifies a pattern to exclude from the list, e.g. "-x pszap.sh"
+ # would ignore any processes that mention the phrase "pszap.sh".
function psfind() {
+ local user_flag="-e"
+ # default user flag is for all users.
+ local excluder="ScrengeflebbitsAPhraseWeNeverExpecttomatchanythingYO298238"
+ # for our default, pick an exclusion string we would never match.
+
+ local found_flag=1
+ while [ $found_flag -eq 1 ]; do
+ # reset our sentinel now that we're safely in our loop.
+ found_flag=0
+
+ # save the first argument, since we're going to shift the args.
+ local arg1="$1"
+ if [ "$arg1" == "-u" ]; then
+ # handle the user flag.
+ user_flag="-u $2"
+#echo "found a -u parm and user=$2"
+ found_flag=1 # signal that we found one.
+ # skip these two arguments, since we've consumed them.
+ shift
+ shift
+ elif [ "$arg1" == "-x" ]; then
+ # handle the exclusion flag.
+ excluder="$2"
+#echo "found a -x parm and excluder=$excluder"
+ found_flag=1 # signal that we found one.
+ # skip these two arguments, since we've consumed them.
+ shift
+ shift
+ fi
+ done
+
+ # now that we've yanked any flags out, we can pull the rest of the
+ # arguments in as patterns to seek in the process list.
local -a patterns=("${@}")
#echo ====
#echo patterns list is: "${patterns[@]}"
#echo ====
- local user_flag
- if [ "${patterns[0]}" == "-u" ]; then
- user_flag="-u ${patterns[1]}"
-#echo "found a -u parm and user=${patterns[1]}"
- # void the two elements with that user flag so we don't use them as patterns.
- unset patterns[0] patterns[1]=
- else
- # select all users.
- user_flag="-e"
- fi
-
local PID_DUMP="$(mktemp "$TMP/zz_pidlist.XXXXXX")"
local -a PIDS_SOUGHT
# ids out of the results.
local i
for i in "${patterns[@]}"; do
+#echo "pattern curr is '$i'"
PIDS_SOUGHT+=($(cat $PID_DUMP \
| grep -i "$i" \
+ | grep -v "$excluder" \
| sed -n -e "$pid_finder_pattern"))
done
#echo ====
# be relied on for ssh forwarding, even if the '-i' flag is passed to cause
# a fresh shell (which normally doesn't get the launching user's environment
# variables).
-
-##questioning our approach: we also ensure that
-# # the feisty meow environment is recreated; normal subshells don't need
-# # this, but when switching identity with sudo, it seems important. yet,
-# # we also don't want to hose up their normal sudo actions, such as passing
-# # along the current environment, should the user choose.
-
function sudo() {
save_terminal_title
# this can allow root to use our display to show X.org windows.
if [ -z "$IMPORTED_XAUTH" -a ! -z "$DISPLAY" ]; then
export IMPORTED_XAUTH="$(xauth list $DISPLAY | head -n 1 | awk '{print $3}')"
+ local REMOVE_IMP_XAUTH=true
fi
# launch sudo with just the variables we want to reach the other side.
- # we take an extra step to null out the PATH, since MacOS seems to want
- # to pass that even for a login shell (-i) somehow.
- PATH= /usr/bin/sudo --preserve-env=SSH_AUTH_SOCK,IMPORTED_XAUTH "$@"
-#"SSH_AUTH_SOCK='$SSH_AUTH_SOCK'" "IMPORTED_XAUTH='$IMPORTED_XAUTH'" "$@"
+ local varmods=
+ varmods+="OLD_HOME=$HOME "
+ if [ ! -z "$IMPORTED_XAUTH" ]; then varmods+="IMPORTED_XAUTH=$IMPORTED_XAUTH "; fi
+ if [ ! -z "$SSH_AUTH_SOCK" ]; then varmods+="SSH_AUTH_SOCK=$SSH_AUTH_SOCK "; fi
+ /usr/bin/sudo $varmods "$@"
retval=$?
- unset IMPORTED_XAUTH
- restore_terminal_title
- return $retval
-
-##potential boneyard:
- # prep a simple command string here, rather than messing with arguments
- # in the already complicated command below. i was seeing some really
- # screwy behavior trying to expand $@ when embedded for the bash -c flag,
- # but making the variable ahead of time gets rid of that.
- cmd="/usr/bin/sudo --preserve-env=SSH_AUTH_SOCK,IMPORTED_XAUTH ""$@"
-
- # omit any variables that are either wrong for a different user or used
- # to shield the feisty meow scripts from reconfiguring. when we do the
- # sudo, we want a fresh start for feisty meow at least.
- # our approach to launching sudo is further complicated by our sentinel
- # alias, which normally is passed to any subshells (to prevent recreating
- # aliases). we turn off the expand_aliases shell option to avoid passing
- # the sentinel, which ensures aliases do get recreated for the new user.
- BUILD_VARS_LOADED= \
- CORE_VARIABLES_LOADED= \
- FEISTY_MEOW_SCRIPTS_LOADED= \
- function_sentinel= \
- MAIL= \
- HOME= \
- bash +O expand_aliases -c "$cmd"
- retval=$?
+ # take the xauth info away again if it wasn't set already.
+ if [ ! -z "$REMOVE_IMP_XAUTH" ]; then
+ unset IMPORTED_XAUTH
+ fi
restore_terminal_title
return $retval
}
fi
local charnfile="$(mktemp $TMP/zz_charn.XXXXXX)"
- find "${dirs[@]}" -follow -maxdepth 1 -mindepth 1 -type f | \
+#hmmm: any way to do the below more nicely or reusably?
+#hmmm: yes! a variable with a list of files that are considered TEXT_FILE_EXTENSIONS or something like that.
+#hmmm: yes continued! also a variable for BINARY_FILE_EXTENSIONS to avoid those, where we need to in other scripts.
+ find "${dirs[@]}" -follow -maxdepth 1 -mindepth 1 -type f -and -not -iname ".[a-zA-Z0-9]*" | \
grep -i \
-"doc\|docx\|eml\|html\|jpeg\|jpg\|m4a\|mov\|mp3\|ods\|odt\|pdf\|png\|ppt\|pptx\|txt\|vsd\|vsdx\|xls\|xlsx\|zip" | \
+"csv\|doc\|docx\|eml\|html\|jpeg\|jpg\|m4a\|mov\|mp3\|ods\|odt\|pdf\|png\|ppt\|pptx\|rtf\|txt\|vsd\|vsdx\|wav\|xls\|xlsx\|xml\|zip" | \
sed -e 's/^/"/' | sed -e 's/$/"/' | \
xargs bash "$FEISTY_MEOW_SCRIPTS/files/spacem.sh"
# drop the temp file now that we're done.
##############
- # site avenger aliases
+ # tty relevant functions...
+
+ # keep_awake: sends a message to the screen from the background.
+ function keep_awake()
+ {
+ # just starts the keep_awake process in the background.
+ bash $FEISTY_MEOW_SCRIPTS/tty/keep_awake_process.sh &
+ # this should leave the job running as %1 or a higher number if there
+ # are pre-existing background jobs.
+ }
+
+ ##############
+
+ # site avenger functions...
+
function switchto()
{
THISDIR="$FEISTY_MEOW_SCRIPTS/site_avenger"