1#!/usr/bin/env bash
 2
 3set -euo pipefail
 4
 5AGPL_CRATES=("collab")
 6RELEASE_CRATES=("cli" "remote_server" "zed")
 7
 8check_license () {
 9    local dir="$1"
10    local allowed_licenses=()
11
12    local is_agpl=false
13    for agpl_crate in "${AGPL_CRATES[@]}"; do
14        if [[ "$dir" == "crates/$agpl_crate" ]]; then
15            is_agpl=true
16            break
17        fi
18    done
19
20    if [[ "$is_agpl" == true ]]; then
21        allowed_licenses=("LICENSE-AGPL")
22    else
23        allowed_licenses=("LICENSE-GPL" "LICENSE-APACHE")
24    fi
25
26    for license in "${allowed_licenses[@]}"; do
27        if [[ -L "$dir/$license" ]]; then
28            return 0
29        elif [[ -e "$dir/$license" ]]; then
30            echo "Error: $dir/$license exists but is not a symlink."
31            exit 1
32        fi
33    done
34
35    if [[ "$is_agpl" == true ]]; then
36        echo "Error: $dir does not contain a LICENSE-AGPL symlink"
37    else
38        echo "Error: $dir does not contain a LICENSE-GPL or LICENSE-APACHE symlink"
39    fi
40    exit 1
41}
42
43git ls-files "**/*/Cargo.toml" | while read -r cargo_toml; do
44   check_license "$(dirname "$cargo_toml")"
45done
46
47
48# Make sure the AGPL server crates are included in the release tarball.
49for release_crate in "${RELEASE_CRATES[@]}"; do
50    tree_output=$(cargo tree --package "$release_crate")
51    for agpl_crate in "${AGPL_CRATES[@]}"; do
52        # Look for lines that contain the crate name followed by " v" (version)
53        # This matches patterns like "├── collab v0.44.0"
54        if echo "$tree_output" | grep -E "(^|[^a-zA-Z_])${agpl_crate} v" > /dev/null; then
55            echo "Error: crate '${agpl_crate}' is AGPL and is a dependency of crate '${release_crate}'." >&2
56            echo "AGPL licensed code should not be used in the release distribution, only in servers." >&2
57            exit 1
58        fi
59    done
60done
61
62echo "check-licenses succeeded"