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attstore / scripts /unpack-git-objects.sh

feat: support cloning policies from the attestation store

2b33deb 12 months ago

2.55 kB

#!/bin/bash
# Unpack git objects from pack files for dumb HTTP serving

set -e  # Exit on error

REPO_DIR="repos/sample-policies.git"

# Change to repo directory
cd "$REPO_DIR" || exit 1

# Check if pack files exist
if ls objects/pack/*.pack 1> /dev/null 2>&1; then
    echo "Unpacking objects from pack files..."
    
    # Move pack files temporarily
    mkdir -p /tmp/git-packs-$$
    mv objects/pack/*.pack objects/pack/*.idx /tmp/git-packs-$$/
    
    # Unpack each pack file
    for pack in /tmp/git-packs-$$/*.pack; do
        if [ -f "$pack" ]; then
            echo "Processing $(basename $pack)..."
            cat "$pack" | git unpack-objects
        fi
    done
    
    # Clean up temp directory
    rm -rf /tmp/git-packs-$$
    
    echo "Pack files successfully unpacked and removed."
else
    echo "No pack files found. Checking if objects are already unpacked..."
    OBJECT_COUNT=$(find objects -type f -path 'objects/[0-9a-f][0-9a-f]/*' 2>/dev/null | wc -l | tr -d ' ')
    if [ "$OBJECT_COUNT" -eq 0 ]; then
        echo "ERROR: No pack files and no loose objects found!"
        echo "Repository may be corrupted. Please re-clone."
        exit 1
    else
        echo "Found $OBJECT_COUNT loose objects already."
    fi
fi

echo "Creating info directory if needed..."
mkdir -p info objects/info

echo "Fixing refs if needed..."
# Ensure packed-refs are unpacked
if [ -f packed-refs ]; then
    echo "Found packed-refs, ensuring they are accessible..."
fi

echo "Updating server info..."
if ! git update-server-info 2>/dev/null; then
    echo "Warning: git update-server-info failed. Creating info/refs manually..."
    # Create a basic refs file
    {
        git for-each-ref --format='%(objectname)%09%(refname)' refs/heads refs/tags 2>/dev/null || \
        cat packed-refs | grep -v '^#' | awk '{print $1 "\t" $2}'
    } > info/refs
fi

echo "Creating objects/info/packs..."
# Create empty packs file since we removed all packs
echo "# no packs" > objects/info/packs

echo "Done! Repository is ready for dumb HTTP serving."
echo ""
echo "Statistics:"
echo "  Loose objects: $(find objects -type f -path 'objects/[0-9a-f][0-9a-f]/*' 2>/dev/null | wc -l | tr -d ' ')"
echo "  Object dirs: $(find objects -type d -name '[0-9a-f][0-9a-f]' 2>/dev/null | wc -l | tr -d ' ')"
echo "  Pack files: $(ls objects/pack/*.pack 2>/dev/null | wc -l | tr -d ' ')"
echo ""
echo "Refs file:"
ls -lh info/refs 2>/dev/null || echo "info/refs not found"
echo ""
echo "Sample object directories:"
ls objects/ | grep -E '^[0-9a-f]{2}$' | head -5

	#!/bin/bash
	# Unpack git objects from pack files for dumb HTTP serving

	set -e # Exit on error

	REPO_DIR="repos/sample-policies.git"

	# Change to repo directory
	cd "$REPO_DIR" \|\| exit 1

	# Check if pack files exist
	if ls objects/pack/*.pack 1> /dev/null 2>&1; then
	echo "Unpacking objects from pack files..."

	# Move pack files temporarily
	mkdir -p /tmp/git-packs-$$
	mv objects/pack/.pack objects/pack/.idx /tmp/git-packs-$$/

	# Unpack each pack file
	for pack in /tmp/git-packs-$$/*.pack; do
	if [ -f "$pack" ]; then
	echo "Processing $(basename $pack)..."
	cat "$pack" \| git unpack-objects
	fi
	done

	# Clean up temp directory
	rm -rf /tmp/git-packs-$$

	echo "Pack files successfully unpacked and removed."
	else
	echo "No pack files found. Checking if objects are already unpacked..."
	OBJECT_COUNT=$(find objects -type f -path 'objects/[0-9a-f][0-9a-f]/*' 2>/dev/null \| wc -l \| tr -d ' ')
	if [ "$OBJECT_COUNT" -eq 0 ]; then
	echo "ERROR: No pack files and no loose objects found!"
	echo "Repository may be corrupted. Please re-clone."
	exit 1
	else
	echo "Found $OBJECT_COUNT loose objects already."
	fi
	fi

	echo "Creating info directory if needed..."
	mkdir -p info objects/info

	echo "Fixing refs if needed..."
	# Ensure packed-refs are unpacked
	if [ -f packed-refs ]; then
	echo "Found packed-refs, ensuring they are accessible..."
	fi

	echo "Updating server info..."
	if ! git update-server-info 2>/dev/null; then
	echo "Warning: git update-server-info failed. Creating info/refs manually..."
	# Create a basic refs file
	{
	git for-each-ref --format='%(objectname)%09%(refname)' refs/heads refs/tags 2>/dev/null \|\| \
	cat packed-refs \| grep -v '^#' \| awk '{print $1 "\t" $2}'
	} > info/refs
	fi

	echo "Creating objects/info/packs..."
	# Create empty packs file since we removed all packs
	echo "# no packs" > objects/info/packs

	echo "Done! Repository is ready for dumb HTTP serving."
	echo ""
	echo "Statistics:"
	echo " Loose objects: $(find objects -type f -path 'objects/[0-9a-f][0-9a-f]/*' 2>/dev/null \| wc -l \| tr -d ' ')"
	echo " Object dirs: $(find objects -type d -name '[0-9a-f][0-9a-f]' 2>/dev/null \| wc -l \| tr -d ' ')"
	echo " Pack files: $(ls objects/pack/*.pack 2>/dev/null \| wc -l \| tr -d ' ')"
	echo ""
	echo "Refs file:"
	ls -lh info/refs 2>/dev/null \|\| echo "info/refs not found"
	echo ""
	echo "Sample object directories:"
	ls objects/ \| grep -E '^[0-9a-f]{2}$' \| head -5