Merge coreander:/srv/git/source.jones.dk/sbin

1 files changed, 323 insertions, 0 deletions

diff --git a/localsmsadmin b/localsmsadmin
new file mode 100755
index 0000000..054db55
--- /dev/null
+++ b/localsmsadmin
@@ -0,0 +1,323 @@
+#!/bin/sh
+
+set -e
+
+# make data writable both from kannel and designated shell accounts
+umask 0007
+
+vardir=/var/lib/kannel/hello
+sbindir=/usr/local/sbin
+
+exit0() {
+	[ -n "$1" ] && echo "$1"
+	exit 0
+}
+exit1() {
+	[ -z "$1" ] || echo "Error: $1" || echo "Internal error!"
+	response="${1+Error: $1}${-Internal error!}"
+# FIXME: pass error messages via stderr (not stdout)
+#	echo >&2 "$response"
+	echo "$response"
+	exit 1
+}
+
+findobjects() {
+	set -e
+	type="$1"; [ -n "$type" ] || return1 "Internal error (findobjects: empty type)!"; shift
+	limit="$@"
+	regex="$(echo  "$limit" | perl -ne '/^\/(.+)\/$/ and print $1')"
+	args="$(echo  "$limit" | perl -ne 's/.*?([a-z0-9]+).*?/ $1/g and print')"
+	[ -d "$vardir/$type" ] || exit0
+	if [ -z "$*" ]; then
+		cd "$vardir/$type" && find -mindepth 1 -maxdepth 1 -type d -printf '%f\n'
+	elif [ -n "$regex" ]; then
+		cd "$vardir/$type" && find -mindepth 1 -maxdepth 1 -type d -regex "$regex"
+	elif [ -n $args ]; then
+		args_multiline="$(echo "$args" | perl -pe 's/[[:space:]]+/\n/g')"
+		cd "$vardir/$type" && ! find -mindepth 1 -maxdepth 1 -type d -printf '%f\n' \
+			| grep -Fx "$args_multiline" || true
+	else
+		exit1 "Internal error (findobjects: illegal limit)!"
+	fi
+}
+finditems() {
+	set -e
+	type="$1"; [ -n "$type" ] || exit1 "Internal error (finditems: empty type)!"; shift
+	name="$1"; [ -n "$name" ] || exit1 "Internal error (finditems: empty name)!"; shift
+	limit="$@"
+	regex="$(echo  "$limit" | perl -ne '/^\/(.+)\/$/ and print $1')"
+	args="$(echo  "$limit" | perl -ne 's/.*?([a-z0-9]+).*?/ $1/g and print')"
+	dir="$type/$name"
+	[ -d "$vardir/$dir" ] || exit0
+	if [ -z "$*" ]; then
+		cd "$vardir/$dir" && find -mindepth 1 -maxdepth 1 -type f -printf '%f\n'
+	elif [ -n "$regex" ]; then
+		cd "$vardir/$dir" && find -mindepth 1 -maxdepth 1 -type f -regex "$regex"
+	elif [ -n $args ]; then
+		args_multiline="$(echo "$args" | perl -pe 's/[[:space:]]+/\n/g')"
+		cd "$vardir/$dir" && ! find -mindepth 1 -maxdepth 1 -type f -printf '%f\n' \
+			| grep -Fx "$args_multiline" || true
+	else
+		exit1 "Internal error (finditems: illegal limit)!"
+	fi
+}
+getitem() {
+	set -e
+	type="$1"; [ -n "$type" ] || exit1 "Internal error (getitem: empty type)!"; shift
+	name="$1"; [ -n "$name" ] || exit1 "Internal error (getitem: empty name)!"; shift
+	item="$1"; [ -n "$item" ] || exit1 "Internal error (getitem: empty item)!"; shift
+	file="$type/$name/$item"
+	[ ! -s "$vardir/$file" ] || cat "$vardir/$file"
+}
+additem() {
+	set -e
+	type="$1"; [ -n "$type" ] || exit1 "Internal error (additem: empty type)!"; shift
+	name="$1"; [ -n "$name" ] || exit1 "Internal error (additem: empty name)!"; shift
+	item="$1"; [ -n "$item" ] || exit1 "Internal error (additem: empty item)!"; shift
+	data="$*"; [ -n "$data" ] || exit1 "Internal error (additem: empty data)!"; shift
+	data="$(echo "$data" | perl -0 -pe 's/\s+/ /g; s/^\s+//; s/\s+$//')"
+	truename="$(findobjects "$type" "$name")" || exit1 "$truename"
+	[ -n "$truename" ] || exit1 "No $type named \"$name\"!"
+	file="$type/$truename/$item"
+#	[ ! -s "$vardir/$file" ] || linecount="$(grep -c . "$vardir/$file")"
+#	echo "$data" >> "$vardir/$file"
+#	chgrp --reference="$vardir" "$vardir/$file"
+#	echo "$data${linecount+ (on top of $linecount other values)}"
+	[ ! -s "$vardir/$file" ] || linecount="$(grep -c . "$vardir/$file")"
+	echo "$data" > "$vardir/$file"
+#	chgrp --reference="$vardir" "$vardir/$file"
+	echo "$data"
+}
+addobject() {
+	set -e
+	type="$1"; [ -n "$type" ] || exit1 "Internal error (addobject: empty type)!"; shift
+	name="$1"; [ -n "$name" ] || exit1 "Internal error (addobject: empty name)!"; shift
+	fallback="$1"; [ -n "$fallback" ] || exit1 "Internal error (addobject: empty fallback)!"; shift
+	[ -z "$*" ] || exit1 "Internal error (addobject: too many options)!"
+	case "$fallback" in
+		keep|replace|fail) :;;
+		*) exit1 "Internal error (addobject: unknown fallback)!";;
+	esac
+
+#	if [ -e "$vardir/$type/$name" ]; then
+	oldname="$(findobjects "$type" "$name")" || exit1 "$oldname"
+	if [ -n "$oldname" ]; then
+		case "$fallback" in
+		  keep)
+			action="kept"
+			;;
+		  replace)
+			delopbject "$type" "$oldname"
+			;;
+# TODO		  rename)
+# TODO			renameopbject "$type" "$oldname"
+# TODO			;;
+		  fail)
+			exit1 "Adding $type failed ($name already exists)!"
+			;;
+		esac
+	else
+		mkdir -p "$vardir/$type/$name"
+#		chgrp -R --reference="$vardir" "$vardir/$type"
+	fi
+}
+
+cmd="$1"; shift
+case "$cmd" in
+  add|create)
+	type="$1"; [ -n "$type" ] || exit1 "Internal error (empty type)!"; shift
+	name="$1"; [ -n "$name" ] || exit1 "Internal error (empty name)!"; shift
+	oldname="$(findobjects "$type" "$name")" || exit1 "$oldname"
+
+	case "$type" in
+	  default)
+		case "$name" in
+		    session|prefix)
+			item="$name"
+			data="$1"
+			;;
+		    *)
+			exit1 "unknown default \"$1\""
+			;;
+		esac
+		str=$(addobject "$type" "$name" keep) || exit1 "$str"
+		str=$(additem "$type" "$name" "$item" "$data") || exit1 "$str"
+		response="Added $type $name $data"
+		;;
+	  user)
+		session="$(getitem "default" "session" "session")" || exit1 "Internal error: $session"
+		[ -z "$session" ] || session_group="$(getitem "session" "$session" "group")" || exit1 "Internal error: $session_group"
+		plural=
+		for chunk in $@; do
+			case $chunk in
+			  +[[:digit:]]*)
+				[ -z "$phone" ] || exit1 "Too many phone numbers (use only a single number, e.g. 40843136 or +4540843136)!"
+				phone="$chunk"
+				;;
+			  [[:digit:]][[:digit:]][[:digit:]][[:digit:]]*)
+				[ -z "$phone" ] || exit1 "Too many phone numbers (use only a single number, e.g. 40843136 or +4540843136)!"
+				[ -z "$session" ] || prefix="$(getitem "session" "$session" "prefix")" || exit1 "Internal error: $prefix"
+				[ -n "$prefix" ] || exit1 "Missing prefix (use international phone numbering, e.g. +4540843136${session+, or add default prefix to session $session})!"
+				# TODO: optionally validate $phone_min and $phone_max
+				phone="$prefix$chunk"
+				;;
+			  [[:alpha:]][[:alnum:]]*)
+				[ -z "$groups" ] || plural=true
+				groups="${groups+$groups }$chunk"
+				;;
+			  *)
+				exit1 "Internal error (unknown user item \"$1\")!"
+				;;
+			esac
+		done
+		response="Added $type $name"
+		fallback=fail
+		if [ -z "$oldname" ]; then
+			[ -n "$phone" ] || exit1 "Missing phone number (required)!"
+		else
+			[ -n "$phone$groups" ] || exit1 "No items to update (include one or more of phone number and groups)!"
+			fallback=keep
+			response="Updated $type $name"
+		fi
+		str=$(addobject "$type" "$name" "$fallback") || exit1 "$str"
+		[ -z "$phone" ] || dummy="$(additem "$type" "$name" "phone" "$phone")"
+# TODO: distinguish session group from included ones (i.e. mention explicitly if added)
+		[ -z "$session_group" ] || groups="$session_group $groups"
+		for group in $groups; do
+# TODO: strip existing, duplicate and session groups, and mention stripping in response
+			dummy="$(additem "$type" "$name" "group" "$group")"
+		done
+		if [ -n "$phone" ]; then
+			if [ -n "$groups" ]; then
+				response="$response with phone $phone and group${plural+s} $groups"
+			else
+				response="$response with phone $phone"
+			fi
+		elif [ -n "$groups" ]; then
+			response="$response with group${plural+s} $groups"
+		fi
+		;;
+	  group)
+		for chunk in $@; do
+			case $chunk in
+			  [[:alpha:]][[:alnum:]]*)
+				[ -z "$session" ] || exit1 "Too many sessions (a group can be only in a single session)!"
+				session="$chunk"
+				;;
+			  *)
+				exit1 "Internal error (unknown group item \"$1\")!"
+				;;
+			esac
+		done
+		response="Added $type $name"
+		fallback=fail
+		if [ -n "$oldname" ]; then
+			[ -n "$session" ] || exit1 "Group already exists (and no session name to update was included)!"
+			fallback=keep
+			response="Updated $type $name"
+		fi
+		str=$(addobject "$type" "$name" "$fallback") || exit1 "$str"
+		[ -z "$session" ] || dummy="$(additem "$type" "$name" "session" "$session")"
+		[ -z "$session" ] || response="$response with session $session"
+		;;
+	  session)
+		for chunk in $@; do
+			case $chunk in
+			  +[[:digit:]]*)
+				[ -z "$prefix" ] || exit1 "Too many country prefixes (use only one, e.g. +45)!"
+				prefix="$chunk"
+				;;
+			  [[:alpha:]][[:alnum:]]*)
+				[ -z "$group" ] || exit1 "Too many default groups (use only one)!"
+# FIXME: fail if group does not exist
+				group="$chunk"
+				;;
+			  *)
+				exit1 "Internal error (unknown session item \"$1\")!"
+				;;
+			esac
+		done
+# TODO: distinguish default prefix from included one (i.e. mention explicitly if added)
+		[ -n "$prefix" ] || prefix="$(getitem "default" "prefix" "prefix")" || exit1 "Internal error: $prefix"
+		response="Added $type $name"
+		fallback=fail
+		if [ -n "$oldname" ]; then
+			[ -n "$prefix$group" ] || exit1 "Session already exists (and no default group or country prefix to add/update was included)!"
+			fallback=keep
+			response="Updated $type $name"
+		fi
+		str=$(addobject "$type" "$name" "$fallback") || exit1 "$str"
+		[ -z "$prefix" ] || dummy="$(additem "$type" "$name" "prefix" "$prefix")"
+		[ -z "$group" ] || dummy="$(additem "$type" "$name" "group" "$group")"
+		if [ -n "$prefix" ]; then
+			if [ -n "$group" ]; then
+				response="$response with default country prefix $prefix and default group $group"
+			else
+				response="$response with default country prefix $prefix"
+			fi
+		elif [ -n "$group" ]; then
+			response="$response with default group $group"
+		fi
+		;;
+	  *)
+		exit1 "Cannot add \"$1\" (try \"/help\" to see supported commands)!"
+		;;
+	esac
+	exit0 "$response"
+	;;
+  del|delete|remove)
+	case "$1" in
+	  default|user|group|session)
+		type="$1"; shift
+		name="$1"; [ -n "$name" ] || exit1 "Internal error (empty name)!"; shift
+		[ -z "$*" ] || exit1 "Internal error (too many options)!"
+		oldname="$(findobjects "$type" "$name")" || exit1 "Internal error${oldname+: $oldname}"
+		[ -n "$oldname" ] || exit1 "No $type named \"$name\"!"
+		items="$(finditems "$type" "$name")" || exit1 "Internal error${items+: $items}"
+# TODO: find user by phone number
+		for item in $items; do
+			rm "$vardir/$type/$name/$item" || exit1 "Internal error during $type $name item removal!"
+		done
+# FIXME: remove items of other objects referencing this object
+		rmdir "$vardir/$type/$name" || exit1 "Internal error during $type $name object removal!"
+		exit0 "Deleted $type: $name."
+		;;
+	  *)
+		exit1 "Cannot delete \"$1\" (try \"/help\" to see supported commands)!"
+		;;
+	esac
+	;;
+  list|show|view)
+	case "$1" in
+	  default|user|group|session)
+		type="$1"; shift
+		response="$(listobject "$type" "$@")" || exit1 "Failed listing $type${response+: $response}"
+		exit0 "Listing $type: $response."
+		;;
+	  *)
+		exit1 "Cannot list \"$1\" (try \"/help\" to see supported commands)!"
+		;;
+	esac
+	;;
+  help)
+	cat <<EOF
+Admin commands:
+/add user NICK [+PREFIX]NUMBER [GROUP ...]
+/add group GROUP [USER ...]
+/add session SESSION [PREFIX] [GROUP]
+/add default prefix|session VALUE
+/del user NICK|NUMBER
+/del group GROUP
+/del session SESSION
+/del default prefix|session
+EOF
+	exit 0
+	;;
+  status)
+	response="$($sbindir/localshowkannelstatus)"
+	exit0 "$response"
+	;;
+  *)
+	exit1 "unknown command \"$cmd\"!"
+	;;
+esac