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src,permission: enhance permission model debug

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This commit enhance the permission model debug logs
when NODE_DEBUG_NATIVE=PERMISSION_MODEL is used

Example

Inserting /Users/rafaelgss/repos/os/node/t.js
└─ /
   ├─ Users/rafaelgss/repos/os/node/t.js
   └─ tm
      ├─ 3
      ├─ 2
      └─ p/*

Signed-off-by: RafaelGSS <rafael.nunu@hotmail.com>
PR-URL: https://github.com/nodejs/node/pull/58898
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Marco Ippolito <marcoippolito54@gmail.com>
This commit is contained in:
Rafael Gonzaga 2025-07-02 14:37:13 -03:00 committed by GitHub
parent 8173d9d72b
commit 46508d9dd8
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GPG Key ID: B5690EEEBB952194
1 changed files with 42 additions and 32 deletions
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74
src/permission/fs_permission.cc
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@ -72,43 +72,53 @@ bool is_tree_granted(
return granted_tree->Lookup(resolved_param, true);
}
void PrintTree(const node::permission::FSPermission::RadixTree::Node* node,
size_t spaces = 0) {
std::string whitespace(spaces, ' ');
static const char* kBoxDrawingsLightUpAndRight = "└─ ";
static const char* kBoxDrawingsLightVerticalAndRight = "├─ ";
void PrintTree(const node::permission::FSPermission::RadixTree::Node* node,
size_t depth = 0,
const std::string& branch_prefix = "",
bool is_last = true) {
if (node == nullptr) {
return;
}
if (node->wildcard_child != nullptr) {
node::per_process::Debug(node::DebugCategory::PERMISSION_MODEL,
"%s Wildcard: %s\n",
whitespace,
node->prefix);
} else {
node::per_process::Debug(node::DebugCategory::PERMISSION_MODEL,
"%s Prefix: %s\n",
whitespace,
node->prefix);
if (node->children.size()) {
size_t child = 0;
for (const auto& pair : node->children) {
++child;
node::per_process::Debug(node::DebugCategory::PERMISSION_MODEL,
"%s Child(%s): %s\n",
whitespace,
child,
std::string(1, pair.first));
PrintTree(pair.second, spaces + 2);
if (depth > 0 || (node->prefix.length() > 0)) {
std::string indent;
if (depth > 0) {
indent = branch_prefix;
if (is_last) {
indent += kBoxDrawingsLightUpAndRight;
} else {
indent += kBoxDrawingsLightVerticalAndRight;
}
node::per_process::Debug(node::DebugCategory::PERMISSION_MODEL,
"%s End of tree - child(%s)\n",
whitespace,
child);
} else {
node::per_process::Debug(node::DebugCategory::PERMISSION_MODEL,
"%s End of tree: %s\n",
whitespace,
node->prefix);
}
node::per_process::Debug(node::DebugCategory::PERMISSION_MODEL,
"%s%s\n",
indent.c_str(),
node->prefix.c_str());
}
if (node->children.size() > 0) {
size_t count = 0;
size_t total = node->children.size();
std::string next_branch_prefix;
if (depth > 0) {
next_branch_prefix = branch_prefix;
if (is_last) {
next_branch_prefix += " ";
} else {
next_branch_prefix += "│ ";
}
}
for (const auto& pair : node->children) {
count++;
bool child_is_last = (count == total);
PrintTree(pair.second, depth + 1, next_branch_prefix, child_is_last);
}
}
}