Merge pull request #36 from robertmassaioli/bring-in-utility-scripts

Bring in utility scripts

1 files changed, 67 insertions, 0 deletions

diff --git a/util/download-latest-save.bash b/util/download-latest-save.bash
new file mode 100644
index 0000000..2a84660
--- /dev/null
+++ b/util/download-latest-save.bash
@@ -0,0 +1,67 @@
+#!/bin/bash
+
+# Check if remote name is provided
+if [ $# -ne 1 ]; then
+    echo "Usage: $0 <remote_name>"
+    exit 1
+fi
+
+remote_name="$1"
+
+# Generate a human-readable timestamp
+timestamp=$(date +"%Y-%m-%d_%H-%M-%S")
+
+# SSH into the remote instance to find the most recent save file
+ssh_output=$(ssh "ec2-user@$remote_name" << EOF
+    # Record the current directory
+    current_dir=\$(pwd)
+
+    # Find the save directory
+    savedir=\$(sudo mount | grep nfs4 | cut -f3 -d ' ' | xargs -I {} echo "{}/saves")
+    echo "Save directory: \$savedir"
+
+    if [ -z "\$savedir" ]; then
+        echo "ERROR: Save directory not found"
+        exit 1
+    fi
+
+    # Find the most recently modified file in the save directory
+    latest_file=\$(sudo ls -t \$savedir | head -1)
+
+    if [ -z "\$latest_file" ]; then
+        echo "ERROR: No files found in the save directory"
+        exit 1
+    fi
+
+    echo "Latest save file: \$latest_file"
+
+    # Copy the latest file to the current directory
+    sudo cp "\$savedir/\$latest_file" "\$current_dir/"
+
+    # Change ownership of the copied file to ec2-user
+    sudo chown ec2-user:ec2-user "\$current_dir/\$latest_file"
+
+    echo "\$current_dir/\$latest_file"
+EOF
+)
+
+# Check if there was an error in the SSH command
+if echo "$ssh_output" | grep -q "ERROR:"; then
+    echo "$ssh_output"
+    exit 1
+fi
+
+# Extract the full path of the latest file
+latest_file_path=$(echo "$ssh_output" | tail -n 1)
+
+# Extract just the filename
+latest_file=$(basename "$latest_file_path")
+
+# Download the file from the remote instance to the current local directory with the new filename
+new_filename="${remote_name}_${timestamp}_${latest_file}"
+scp "ec2-user@$remote_name:$latest_file_path" "./$new_filename"
+
+# Clean up the temporary file on the remote instance
+ssh "ec2-user@$remote_name" "rm -f $latest_file_path"
+
+echo "Download complete. The latest save file has been saved as '$new_filename' in your current directory."
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