Move template list cache to ~/.dropshell/temp_files/ out of git repos
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This commit is contained in:
j
2026-03-30 15:50:09 +13:00
parent 284183fdf1
commit a5a12e3689
4 changed files with 38 additions and 20 deletions

View File

@@ -18,6 +18,13 @@
namespace dropshell {
// Return path in ~/.dropshell/temp_files/ for caching template lists (keeps cache out of git repos)
static std::filesystem::path get_list_cache_path(const std::string& local_path) {
size_t h = std::hash<std::string>{}(local_path);
std::string filename = "templates_" + std::to_string(h) + ".list";
return std::filesystem::path(localpath::temp_files()) / filename;
}
// ------------------------------------------------------------------------------------------------
// template_manager — loading and resolution
// ------------------------------------------------------------------------------------------------
@@ -94,18 +101,18 @@
return;
}
// Try to read dropshell-templates.list
std::filesystem::path list_file = std::filesystem::path(src.local_path) / filenames::dropshell_templates_list;
// Try to read cached template list from ~/.dropshell/temp_files/
std::filesystem::path list_file = get_list_cache_path(src.local_path);
std::vector<std::string> template_dirs;
if (std::filesystem::exists(list_file)) {
template_dirs = parse_list_file(src.local_path);
template_dirs = parse_list_file(list_file.string());
} else {
// Discover templates by searching for template_info.env
template_dirs = discover_templates(src.local_path);
// Write the discovered list so next time is fast
if (!template_dirs.empty())
write_list_file(src.local_path, template_dirs);
write_list_file(list_file.string(), template_dirs);
}
// Remove stale entries for this source from mTemplateMap before re-adding
@@ -130,11 +137,10 @@
}
}
std::vector<std::string> template_manager::parse_list_file(const std::string& local_path) const
std::vector<std::string> template_manager::parse_list_file(const std::string& list_file_path) const
{
std::vector<std::string> result;
std::filesystem::path list_file = std::filesystem::path(local_path) / filenames::dropshell_templates_list;
std::ifstream f(list_file);
std::ifstream f(list_file_path);
if (!f.is_open())
return result;
@@ -181,18 +187,16 @@
return result;
}
void template_manager::write_list_file(const std::string& local_path, const std::vector<std::string>& template_dirs) const
void template_manager::write_list_file(const std::string& list_file_path, const std::vector<std::string>& template_dirs) const
{
std::filesystem::path list_file = std::filesystem::path(local_path) / filenames::dropshell_templates_list;
std::ofstream f(list_file);
std::ofstream f(list_file_path);
if (!f.is_open()) {
debug << "Could not write " << list_file << std::endl;
debug << "Could not write " << list_file_path << std::endl;
return;
}
f << "# Auto-generated by dropshell — template directories relative to this file" << std::endl;
f << "# Auto-generated by dropshell — template directories (cached)" << std::endl;
for (const auto& dir : template_dirs)
f << dir << std::endl;
info << "Wrote " << list_file << " (" << template_dirs.size() << " templates)" << std::endl;
}
// ------------------------------------------------------------------------------------------------
@@ -270,6 +274,13 @@
// else: local-only, no .git — skip
}
// Delete cached list files so templates are re-discovered from fresh state
for (const auto& src : mSources) {
std::filesystem::path list_file = get_list_cache_path(src.local_path);
if (std::filesystem::exists(list_file))
std::filesystem::remove(list_file);
}
// Re-resolve all templates after pulling
resolve_templates();
return true;
@@ -288,7 +299,14 @@
if (!std::filesystem::exists(std::filesystem::path(src.local_path) / ".git"))
return true; // no .git dir, nothing to pull
git_pull_source(src);
if (!git_pull_source(src))
warning << "Failed to pull latest template source for '" << template_name << "' from " << src.local_path << std::endl;
// Delete cached list file so templates are re-discovered from fresh state
std::filesystem::path list_file = get_list_cache_path(src.local_path);
if (std::filesystem::exists(list_file))
std::filesystem::remove(list_file);
// Re-resolve this source's templates
resolve_source(it->second.source_index);
return true;
@@ -518,8 +536,8 @@ docker logs "$CONTAINER_NAME" "$@"
)BASH";
if (!write_template_file(new_template_path + "/logs.sh", logs_sh, true)) return false;
// 5. Update dropshell-templates.list
std::filesystem::path list_file = std::filesystem::path(base_path) / filenames::dropshell_templates_list;
// 5. Update cached template list
std::filesystem::path list_file = get_list_cache_path(base_path);
std::ofstream lf(list_file, std::ios::app);
if (lf.is_open()) {
lf << template_name << std::endl;

View File

@@ -72,13 +72,13 @@ class template_manager {
// Template discovery and list file management
std::vector<std::string> discover_templates(const std::string& local_path) const;
void write_list_file(const std::string& local_path, const std::vector<std::string>& template_dirs) const;
void write_list_file(const std::string& list_file_path, const std::vector<std::string>& template_dirs) const;
private:
static bool required_file(std::string path, std::string template_name);
void resolve_templates();
void resolve_source(size_t source_index);
std::vector<std::string> parse_list_file(const std::string& local_path) const;
std::vector<std::string> parse_list_file(const std::string& list_file_path) const;
bool git_pull_source(const TemplateSource& source);
bool git_clone_source(const TemplateSource& source);

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@@ -42,7 +42,7 @@ namespace dropshell {
static const std::string dropshell_json = "dropshell.json";
static const std::string ds_run = "ds_run.sh";
static const std::string template_paths_json = "template_paths.json";
static const std::string dropshell_templates_list = "dropshell-templates.list";
static const std::string overrides_env = "overrides.env";
} // namespace filenames.

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@@ -73,7 +73,7 @@ std::vector<OverrideChange> apply_overrides(
// Apply each override, skipping variables not defined in the template
for (const auto& [key, new_val] : override_vars) {
if (!allowed_vars.empty() && allowed_vars.find(key) == allowed_vars.end()) {
warning << "Override skipped: " << key << " is not defined in the template for " << service_name << std::endl;
debug << "Override skipped: " << key << " is not defined in the template for " << service_name << std::endl;
continue;
}
std::string current_val = service_env.get_variable(key);