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Restructuring, cleanup and refactoring for clarity
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,20 @@ | ||
| { | ||
| runCommandLocal, | ||
| steam-sdk-redist, | ||
| server-content, | ||
| server-binaries, | ||
| extraPaths ? [], | ||
| name ? "garrys-mod-dedicated-server", | ||
| }: runCommandLocal name { | ||
| srcs = [ | ||
| steam-sdk-redist | ||
| server-content | ||
| server-binaries | ||
| ] ++ extraPaths; | ||
| } '' | ||
| mkdir $out | ||
| umask u+rw | ||
| for src in $srcs; do | ||
| cp -Rsfv --no-preserve=mode,ownership $src/* $out/ | ||
| done | ||
| '' |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,20 +1,159 @@ | ||
| { | ||
| runCommandLocal, | ||
| steam-sdk-redist, | ||
| server-content, | ||
| server-binaries, | ||
| extraPaths ? [], | ||
| name ? "garrys-mod-dedicated-server", | ||
| }: runCommandLocal name { | ||
| srcs = [ | ||
| steam-sdk-redist | ||
| server-content | ||
| server-binaries | ||
| ] ++ extraPaths; | ||
| } '' | ||
| mkdir $out | ||
| umask u+rw | ||
| for src in $srcs; do | ||
| cp -Rsfv --no-preserve=mode,ownership $src/* $out/ | ||
| writeShellScriptBin, | ||
| dedicated-server-unwrapped, | ||
| bubblewrap, | ||
| useBubblewrap ? true, | ||
| bwrapNewSession ? true, | ||
| }: writeShellScriptBin "run-gmod-server" '' | ||
| DATADIR="$PWD" | ||
| EXTRA_PATHS="" | ||
| printUsage() { | ||
| echo "Usage: $0 -d /path/to/garrysmod-server-data -- <srcds_run args>" | ||
| echo "Flags:" | ||
| printf "\t--help || -h : Print usage and flags\n" | ||
| printf "\t--data-dir || -d : Path to a writable data folder of a Garry's Mod server\n" | ||
| exit 127 | ||
| } | ||
| try_command() { | ||
| if ! $@; then | ||
| echo "ERROR: Failed to run command. Please check that the data directory is write-able". | ||
| exit 1 | ||
| fi | ||
| } | ||
| try_mkdir() { | ||
| try_command mkdir -p $DATADIR/$1 | ||
| } | ||
| try_if_not_exist_mkdir() { | ||
| if [ ! -d $DATADIR/$1 ]; then | ||
| echo "Creating $1 dir" | ||
| try_mkdir $1 | ||
| fi | ||
| } | ||
| try_if_not_exist_mkdir_and_link_contents() { | ||
| if [ ! -d $DATADIR/$1 ]; then | ||
| echo "Creating $1 dir" | ||
| try_mkdir $1 | ||
| echo "Checking for ${dedicated-server-unwrapped}/garrysmod/$1" | ||
| if [ -d ${dedicated-server-unwrapped}/garrysmod/$1 -a ! -z "$(ls -A ${dedicated-server-unwrapped}/garrysmod/$1)" ]; then | ||
| echo "Linking contents of $1" | ||
| ln -s ${dedicated-server-unwrapped}/garrysmod/$1/* $DATADIR/$1 | ||
| fi | ||
| fi | ||
| } | ||
| while true; do | ||
| case $1 in | ||
| -h | --help) | ||
| printUsage | ||
| shift | ||
| ;; | ||
| -d | --data-dir) | ||
| DATADIR=$(realpath "$2") | ||
| shift 2 | ||
| ;; | ||
| -e | --extra-paths) | ||
| EXTRA_PATHS=$2 | ||
| shift 2 | ||
| break; | ||
| ;; | ||
| --) | ||
| shift | ||
| break; | ||
| ;; | ||
| *) | ||
| if [ -z "$1" ]; then shift; break; fi | ||
| echo "Unknown argument \"$1\"" | ||
| printUsage | ||
| ;; | ||
| esac | ||
| done | ||
| echo "State dir: $DATADIR" | ||
| echo "Setting up stateful directories. We will make required directories and, if needed, copy default configuration files." | ||
| try_if_not_exist_mkdir maps | ||
| try_if_not_exist_mkdir backgrounds | ||
| try_if_not_exist_mkdir gamemodes | ||
| try_if_not_exist_mkdir materials | ||
| try_if_not_exist_mkdir lua | ||
| try_if_not_exist_mkdir scenes | ||
| try_if_not_exist_mkdir models | ||
| try_if_not_exist_mkdir scripts/vehicles | ||
| try_if_not_exist_mkdir particles | ||
| try_if_not_exist_mkdir sound | ||
| try_if_not_exist_mkdir resource/fonts | ||
| try_if_not_exist_mkdir resource/localization | ||
| try_if_not_exist_mkdir addons | ||
| try_if_not_exist_mkdir cache | ||
| try_if_not_exist_mkdir steam_cache | ||
| try_if_not_exist_mkdir cfg | ||
| echo "Checking for missing configurations" | ||
| cp --no-preserve=mode,ownership -L --no-clobber $cfg $DATADIR/cfg/ 2>/dev/null | ||
| try_if_not_exist_mkdir settings | ||
| echo "Checking for missing settings" | ||
| cp -rL --no-clobber --no-preserve=mode,ownership ${dedicated-server-unwrapped}/garrysmod/settings/* $DATADIR/settings 2>/dev/null | ||
| try_if_not_exist_mkdir data | ||
| echo "Checking for missing data files" | ||
| cp -rL --no-clobber --no-preserve=mode,ownership ${dedicated-server-unwrapped}/garrysmod/data/* $DATADIR/data 2>/dev/null | ||
| FAKEDIR=$(mktemp -d) | ||
| echo "Fake directory at $FAKEDIR. We will trick srcds into believing this is the write-able Garry's Mod dedicated server folder." | ||
| mkdir $FAKEDIR/garrysmod | ||
| touch $FAKEDIR/garrysmod/data $FAKEDIR/garrysmod/cache $FAKEDIR/steam_cache | ||
| echo "Shadow-linking base server package contents" | ||
| cp -rs --no-preserve=ownership,mode ${dedicated-server-unwrapped}/* $FAKEDIR/ 2>/dev/null | ||
| if ! [ -z "$EXTRA_PATHS" ]; then | ||
| echo "Clobbering with extra paths" | ||
| for path in $EXTRA_PATHS; do | ||
| printf "\t$path\n" | ||
| if [[ -d "$path/data" ]]; then | ||
| # Anything under `garrysmod/data` is assumed to be persistent. Copy it to stateful (DO NOT OVERWRITE) | ||
| cp --no-preserve=mode,ownership --no-clobber -r $path/data/* $DATADIR/data 2>/dev/null | ||
| else | ||
| cp -rfs --no-preserve=ownership,mode $path/* $FAKEDIR/ 2>/dev/null | ||
| fi | ||
| done | ||
| '' | ||
| fi | ||
| echo "Clobbering with stateful directory" | ||
| cp -rfs --no-preserve=ownership,mode $DATADIR/* $FAKEDIR/garrysmod 2>/dev/null | ||
| echo "Linking 'steam_cache', 'cache' and 'data' back to the stateful directory" | ||
| rm $FAKEDIR/garrysmod/cache $FAKEDIR/garrysmod/data $FAKEDIR/steam_cache | ||
| ln -s $DATADIR/cache $DATADIR/data $FAKEDIR/garrysmod/ | ||
| ln -s $DATADIR/steam_cache $FAKEDIR/ | ||
| echo "Running srcds_run ${if useBubblewrap then "with bwrap" else ""}"; | ||
| ${ if useBubblewrap then '' | ||
| ${bubblewrap}/bin/bwrap ${if bwrapNewSession then "--new-session" else ""} \ | ||
| --ro-bind /nix/store /nix/store \ | ||
| --ro-bind /run/current-system/sw /run/current-system/sw \ | ||
| --ro-bind /proc /proc \ | ||
| --ro-bind /etc/ssl /etc/ssl \ | ||
| --ro-bind /etc/static/ssl /etc/static/ssl \ | ||
| --ro-bind /etc/resolv.conf /etc/resolv.conf \ | ||
| --bind $FAKEDIR $FAKEDIR \ | ||
| --ro-bind $DATADIR $DATADIR \ | ||
| --dev-bind /dev/urandom /dev/urandom \ | ||
| --bind $DATADIR/data $DATADIR/data \ | ||
| --bind $DATADIR/cache $DATADIR/cache \ | ||
| --bind $DATADIR/steam_cache $DATADIR/steam_cache \ | ||
| $FAKEDIR/srcds_run "$@" | ||
| '' else '' | ||
| $FAKEDIR/srcds_run "$@" | ||
| '' | ||
| } | ||
| '' |
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