File checks for config generation

scripts/compile-settings.sh

@@ -1,4 +1,23 @@
 #!/bin/bash
+# shellcheck source=/dev/null
+source "/home/steam/server/helper_functions.sh"
+
+config_file="/palworld/Pal/Saved/Config/LinuxServer/PalWorldSettings.ini"
+config_dir=$(dirname "$config_file")
+
+mkdir -p "$config_dir" || exit
+# If file exists then check if it is writable
+if [ -f "$config_file" ]; then
+    if ! isWritable "$config_file"; then
+        echo "Unable to create $config_file"
+        exit 1
+    fi
+# If file does not exist then check if the directory is writable
+elif ! isWritable "$config_dir"; then
+    # Exiting since the file does not exist and the directory is not writable.
+    echo "Unable to create $config_file"
+    exit 1
+fi
 
 echo "Compiling PalWorldSettings.ini..."
 
@@ -134,8 +153,7 @@ BAN_LIST_URL = $BAN_LIST_URL
 EOF
 fi
 
-mkdir -p /palworld/Pal/Saved/Config/LinuxServer
-cat > /palworld/Pal/Saved/Config/LinuxServer/PalWorldSettings.ini <<EOF
+cat > "$config_file" <<EOF
 [/Script/Pal.PalGameWorldSettings]
 $(envsubst < ./files/PalWorldSettings.ini.template | tr -d "\n\r")
 EOF

scripts/helper_functions.sh

@@ -0,0 +1,67 @@
+#!/bin/bash
+# This file contains functions which can be used in multiple scripts
+
+# Checks if a given path is a directory
+# Returns 0 if the path is a directory
+# Returns 1 if the path is not a directory or does not exists and produces an output message
+dirExists() {
+    local path="$1"
+    local return_val=0
+    if ! [ -d "${path}" ]; then
+        echo "${path} does not exist."
+        return_val=1
+    fi
+    return "$return_val"
+}
+
+# Checks if a given path is a regular file
+# Returns 0 if the path is a regular file
+# Returns 1 if the path is not a regular file or does not exists and produces an output message
+fileExists() {
+    local path="$1"
+    local return_val=0
+    if ! [ -f "${path}" ]; then
+        echo "${path} does not exist."
+        return_val=1
+    fi
+    return "$return_val"
+}
+
+# Checks if a given path exists and is readable
+# Returns 0 if the path exists and is readable
+# Returns 1 if the path is not readable or does not exists and produces an output message
+isReadable() {
+    local path="$1"
+    local return_val=0
+    if ! [ -e "${path}" ]; then
+        echo "${path} is not readable."
+        return_val=1
+    fi
+    return "$return_val"
+}
+
+# Checks if a given path is writable
+# Returns 0 if the path is writable
+# Returns 1 if the path is not writable or does not exists and produces an output message
+isWritable() {
+    local path="$1"
+    local return_val=0
+    if ! [ -w "${path}" ]; then
+        echo "${path} is not writable."
+        return_val=1
+    fi
+    return "$return_val"
+}
+
+# Checks if a given path is executable
+# Returns 0 if the path is executable
+# Returns 1 if the path is not executable or does not exists and produces an output message
+isExecutable() {
+    local path="$1"
+    local return_val=0
+    if ! [ -x "${path}" ]; then
+        echo "${path} is not executable."
+        return_val=1
+    fi
+    return "$return_val"
+}

scripts/start.sh

@@ -1,62 +1,14 @@
 #!/bin/bash
-
-dirExists() {
-    local path="$1"
-    local return_val=0
-    if ! [ -d "${path}" ]; then
-        echo "${path} does not exist."
-        return_val=1
-    fi
-    return "$return_val"
-}
-
-fileExists() {
-    local path="$1"
-    local return_val=0
-    if ! [ -f "${path}" ]; then
-        echo "${path} does not exist."
-        return_val=1
-    fi
-    return "$return_val"
-}
-
-isReadable() {
-    local path="$1"
-    local return_val=0
-    if ! [ -e "${path}" ]; then
-        echo "${path} is not readable."
-        return_val=1
-    fi
-    return "$return_val"
-}
-
-isWritable() {
-    local path="$1"
-    local return_val=0
-    if ! [ -w "${path}" ]; then
-        echo "${path} is not writable."
-        return_val=1
-    fi
-    return "$return_val"
-}
-
-isExecutable() {
-    local path="$1"
-    local return_val=0
-    if ! [ -x "${path}" ]; then
-        echo "${path} is not executable."
-        return_val=1
-    fi
-    return "$return_val"
-}
+# shellcheck source=/dev/null
+source "/home/steam/server/helper_functions.sh"
 
 dirExists "/palworld" || exit
 isWritable "/palworld" || exit
 isExecutable "/palworld" || exit
 
 printf "\e[0;32m*****GENERATING CONFIGS*****\e[0m\n"
 
-./compile-settings.sh
+./compile-settings.sh || exit
 
 cd /palworld || exit