1 files changed, 111 insertions, 0 deletions
diff --git a/run-instance.sh b/run-instance.sh
new file mode 100755
index 0000000..cdb8342
--- /dev/null
+++ b/run-instance.sh
@@ -0,0 +1,111 @@
+#!/bin/bash
+
+#################
+# Configuration #
+#################
+
+DEBUG=1
+
+# The root directory.
+PREFIX="/home/tremded"
+
+# fs_basepath, fs_homepath and fs_game.
+COMMON="$PREFIX/common"
+HOME_PREFIX="$PREFIX/home@"
+FS_GAME="slacker"
+
+# Config directory: as seen by tremded's vfs and the absolute path, respectively. 
+CONFIG_LOCAL="config"
+CONFIG_GLOBAL="$PREFIX/$CONFIG_LOCAL"
+
+# Executables.
+GDB_WRAPPER="$PREFIX/bin/gdb-wrapper2.sh"
+TREMDED_PREFIX="$PREFIX/bin/tremded@"
+
+####################
+# Helper functions #
+####################
+
+SELF="$0"
+
+function error {
+	tput setaf 9
+	tput bold
+	printf "%s: ERROR: " "$0"
+	printf "$@"
+	tput sgr0
+	exit 1
+}
+
+function debug {
+	if [ "$DEBUG" -ne 1 ]; then
+		return
+	fi
+
+	tput setaf 12
+	printf "[DEBUG] "
+	printf "$@"
+	tput sgr0
+}
+
+function check_file {
+	[ -f "$1" ] || error "%s '%s' is not a file\n" "$2" "$1"
+}
+
+function check_dir {
+	[ -d "$1" ] || error "%s '%s' is not a directory\n" "$2" "$1"
+}
+
+function ensure_link {
+	if [ -L "$2" ]; then
+		debug "ensure_link: '%s' already exists\n" "$2"
+		if [ `readlink "$2"` == "$1" ]; then
+			return
+		fi
+
+		debug "ensure_link: ...and points at '%s' instead of '%s'\n" `readlink "$2"` "$1"
+		unlink "$2" || error "couldn't unlink '%s'\n" "$2"
+	fi
+
+	mkdir -p `dirname "$2"` || error
+	ln -s "$1" "$2" || error "linking failed\n"
+	debug "ensure_link: linked '%s' -> '%s'\n" "$2" "$1"
+}
+
+###################
+# The entry point #
+###################
+
+# Check the argument.
+[ -z "$1" ] && error "instance name is missing\nusage: %s [INSTANCE]\n" "$SELF"
+
+# Figure out all the instance-specific paths.
+I="$1"
+TREMDED="$TREMDED_PREFIX$I"
+HOME="$HOME_PREFIX$I"
+CONFIG_LOCAL_COMMON="$CONFIG_LOCAL/common.cfg"
+CONFIG_LOCAL_INST="$CONFIG_LOCAL/$I.cfg"
+CONFIG_GLOBAL_COMMON="$CONFIG_GLOBAL/common.cfg"
+CONFIG_GLOBAL_INST="$CONFIG_GLOBAL/$I.cfg"
+
+# Do some integrity tests and fix missing links.
+check_file   "$TREMDED"              "the tremded"
+check_dir    "$HOME"                 "the home directory"
+check_file   "$CONFIG_GLOBAL_COMMON" "the common config"
+check_file   "$CONFIG_GLOBAL_INST"   "the instance-specific config"
+ensure_link  "${CONFIG_GLOBAL}" "$HOME/$FS_GAME/$CONFIG_LOCAL"
+
+# cd to HOME (that's where cores will appear) and start the server.
+cd "$HOME" || error "cannot chdir to %s\n" "$HOME"
+#"$GDB_WRAPPER" "$TREMDED" \
+"$TREMDED" \
+	+exec "$CONFIG_LOCAL_COMMON" \
+	+set fs_basepath "$COMMON" \
+	+set fs_homepath "$HOME" \
+	+set fs_game "$FS_GAME" \
+	+set com_pipefile "pipe" \
+	+set dedicated 2 \
+	+exec "$CONFIG_LOCAL_INST" \
+	+map "atcs" \
+	+nocurses \
+	"$@" || error "couldn't start the server\n"