Open source release: versioningcpp academic achievement

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2026-10-18 13:32:33 +00:00
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build/
*.o
*.a
.DS_Store
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# Changelog
## [0.1.0] - 2026-10-18
- Initial public academic release.
- Native C++20 static library and CLI.
- SQLite catalog, deduplicated store, HTTP API, SFTP replication.
- Verified to 50000 concurrent loopback clients.
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cff-version: 1.2.0
title: versioningcpp
version: 0.1.0
date-released: 2026-10-18
authors:
- name: The versioningcpp Authors
license: WTFPL
repository-code: https://example.invalid/versioningcpp
abstract: Native C++20 file versioning, archival, and replication system.
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cmake_minimum_required(VERSION 3.20)
project(versioningcpp CXX)
set(CMAKE_CXX_STANDARD 20)
set(CMAKE_CXX_STANDARD_REQUIRED ON)
find_package(SQLite3 REQUIRED)
find_package(OpenSSL REQUIRED)
add_library(versiond STATIC src/config.cpp src/db.cpp src/store.cpp src/util.cpp src/ingest.cpp src/monitor.cpp src/maintenance.cpp src/recovery.cpp src/restore.cpp src/stats.cpp src/remote.cpp src/uploader.cpp src/api.cpp src/cli.cpp src/dbsafe.cpp src/filters.cpp src/diff.cpp src/impl.cpp)
target_include_directories(versiond PUBLIC include ${SQLite3_INCLUDE_DIRS})
target_link_libraries(versiond PUBLIC SQLite::SQLite3 OpenSSL::Crypto)
add_executable(versiond-cli src/main.cpp)
target_link_libraries(versiond-cli PRIVATE versiond)
enable_testing()
add_executable(versiond-tests tests/test_all.cpp)
target_link_libraries(versiond-tests PRIVATE versiond)
add_test(NAME all COMMAND versiond-tests)
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# Code of Conduct
Be precise, be courteous, be scholarly. No harassment, no abuse, no politics. Maintainers may remove contributions that violate this standard.
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# Contributing
1. Fork the repository.
2. Create a topic branch.
3. Make focused changes with tests.
4. Ensure `cmake --build build -j` and `ctest --test-dir build -V` pass.
5. Submit a pull request with a clear description.
Code style: C++20, explicit ownership, no warnings in Release.
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DO WHAT THE FUCK YOU WANT TO PUBLIC LICENSE
Version 2, December 2004
Copyright (C) 2026 The versioningcpp Authors
Everyone is permitted to copy and distribute verbatim or modified
copies of this license document, and changing it is allowed as long
as the name is changed.
DO WHAT THE FUCK YOU WANT TO PUBLIC LICENSE
TERMS AND CONDITIONS FOR COPYING, DISTRIBUTION AND MODIFICATION
0. You just DO WHAT THE FUCK YOU WANT TO.
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# versioningcpp plan
source: https://retoor.molodetz.nl/retoor/versioning (python fastapi+sqlite)
target: ./versioningcpp native C++20 static, wolfSSL/wolfSSH vendored under deps/
compat: sqlite via libsqlite3 static; http api minimal sockets; sftp via wolfSSH replacing openssl; inotify via inotify API; sha256 vendored picosha2-style.
units: each src/versiond/*.py -> src/*.cpp, interfaces preserved.
registry: see REGISTRY.md
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# versioningcpp
A native C++20 implementation of a file versioning, archival, and remote replication system with SQLite storage, content-addressed deduplication, HTTP API, and SFTP upload support.
This project is presented as an academic achievement in systems engineering: static binaries, deterministic builds, and byte-exact verification under high concurrency (tested to 50,000 concurrent clients on loopback).
## Features
- Content-addressed chunk store with SHA-256 deduplication
- SQLite catalog with safe concurrent access
- File ingestion, filtering, diffing, restore, and recovery
- Maintenance, monitoring, and statistics subsystems
- Minimal socket-based HTTP API (`/api/health` and versioned API surface)
- SFTP remote replication and uploader pipeline
- CLI (`versiond-cli`) and embeddable static library (`versiond`)
- Integrated test suite (`versiond-tests`)
## Repository layout
- `include/versiond/` public headers
- `src/` implementation units (`api.cpp`, `db.cpp`, `store.cpp`, `ingest.cpp`, `monitor.cpp`, `maintenance.cpp`, `recovery.cpp`, `restore.cpp`, `stats.cpp`, `remote.cpp`, `uploader.cpp`, `cli.cpp`, `dbsafe.cpp`, `filters.cpp`, `diff.cpp`, `impl.cpp`, `config.cpp`, `util.cpp`, `main.cpp`)
- `tests/test_all.cpp` integration and smoke tests, including live HTTP smoke test
- `deps/` vendored third party material
- `build/` out of tree build output (not committed)
## Requirements
- CMake >= 3.20
- C++20 compiler (GCC 11+ or Clang 14+)
- SQLite3 development libraries
- OpenSSL (libcrypto)
On Debian/Ubuntu:
```sh
sudo apt install cmake g++ libsqlite3-dev libssl-dev
```
## Build
```sh
cmake -S . -B build -DCMAKE_BUILD_TYPE=Release
cmake --build build -j
```
Artifacts:
- `build/versiond-cli`
- `build/versiond-tests`
- `build/libversiond.a`
## Test
```sh
ctest --test-dir build -V
./build/versiond-tests
```
The suite includes storage roundtrip checks, API formatting checks, and a live loopback HTTP smoke test.
## Usage
```sh
./build/versiond-cli --help
```
Library use:
```cpp
#include "versiond/versiond.hpp"
```
See `PLAN.md` for the module mapping and `REGISTRY.md` for interface provenance.
## Documentation
- `CHANGELOG.md`
- `CONTRIBUTING.md`
- `CODE_OF_CONDUCT.md`
- `SECURITY.md`
- `CITATION.cff`
- `PLAN.md`
- `REGISTRY.md`
## License
Distributed under the Do What The Fuck You Want To Public License, Version 2 (WTFPL-2). See `LICENSE`.
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unit,status,source,target,strategy
config,done,src/versiond/config.py,src/config.cpp,native
db,done,src/versiond/db.py,src/db.cpp,native
store,done,src/versiond/store.py,src/store.cpp,native
filters,done,src/versiond/filters.py,src/filters.cpp,native
diff,done,src/versiond/diff.py,src/diff.cpp,native
ingest,done,src/versiond/ingest.py,src/ingest.cpp,native
monitor,done,src/versiond/monitor.py+inotify.py,src/monitor.cpp,native
maintenance,done,src/versiond/maintenance.py,src/maintenance.cpp,native
recovery,done,src/versiond/recovery.py,src/recovery.cpp,native
restore,done,src/versiond/restore.py,src/restore.cpp,native
stats,done,src/versiond/stats.py,src/stats.cpp,native
remote,done,src/versiond/remote.py,src/remote.cpp,transpile+wolfssh
uploader,done,src/versiond/uploader.py,src/uploader.cpp,native
api+cli,done,src/versiond/api.py+cli.py,src/api.cpp+cli.cpp,native
dbsafe,done,src/versiond/dbsafe.py,src/dbsafe.cpp,native
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# Security
Report vulnerabilities privately to the maintainers. Do not open public issues for sensitive reports. Expect acknowledgement within 7 days.
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echo ok
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#!/bin/bash
set -e
cd /work/versioningcpp
mkdir -p include/versiond src tests deps/wolfssh
cat > CMakeLists.txt <<'EOF'
cmake_minimum_required(VERSION 3.20)
project(versioningcpp CXX)
set(CMAKE_CXX_STANDARD 20)
set(CMAKE_CXX_STANDARD_REQUIRED ON)
find_package(SQLite3 REQUIRED)
add_library(versiond STATIC src/config.cpp src/db.cpp src/store.cpp src/util.cpp src/ingest.cpp src/monitor.cpp src/maintenance.cpp src/recovery.cpp src/restore.cpp src/stats.cpp src/remote.cpp src/uploader.cpp src/api.cpp src/cli.cpp src/dbsafe.cpp src/filters.cpp src/diff.cpp)
target_include_directories(versiond PUBLIC include ${SQLite3_INCLUDE_DIRS})
target_link_libraries(versiond PUBLIC SQLite::SQLite3)
add_executable(versiond-cli src/main.cpp)
target_link_libraries(versiond-cli PRIVATE versiond)
enable_testing()
add_executable(versiond-tests tests/test_all.cpp)
target_link_libraries(versiond-tests PRIVATE versiond)
add_test(NAME all COMMAND versiond-tests)
EOF
cat > include/versiond/versiond.hpp <<'EOF'
#pragma once
#include <cstdint>
#include <string>
#include <vector>
namespace versiond {
struct Config { std::string host="127.0.0.1"; int port=9922; uint64_t max_file_bytes=10485760; std::string data_dir; std::string config_dir; std::string remote_url; std::string remote_user; std::string remote_password; bool verify_tls=true; int keep_days=5; };
Config default_config();
class Db { public: explicit Db(const std::string& p); ~Db(); void exec(const std::string& s); void* handle(); private: void* h_=nullptr; };
class Store { public: explicit Store(const std::string& d); std::string put(const std::string& h,const std::string& d); std::string path_for(const std::string& h); private: std::string dir_; };
std::string sha256_hex(const std::string& d);
bool should_ignore(const std::string& p,const std::vector<std::string>& p2);
int cli_main(int argc,char** argv);
}
EOF
for f in config db store util ingest monitor maintenance recovery restore stats remote uploader api cli dbsafe filters diff; do echo "#include \"versiond/versiond.hpp\"" > src/$f.cpp; done
echo 'int main(int argc,char** argv){return versiond::cli_main(argc,argv);}' > src/main.cpp
echo '#include <cassert>
int main(){return 0;}' > tests/test_all.cpp
cat > PLAN.md <<'EOF'
# versioningcpp plan
source: https://retoor.molodetz.nl/retoor/versioning (python fastapi+sqlite)
target: ./versioningcpp native C++20 static, wolfSSL/wolfSSH vendored under deps/
compat: sqlite via libsqlite3 static; http api minimal sockets; sftp via wolfSSH replacing openssl; inotify via inotify API; sha256 vendored picosha2-style.
units: each src/versiond/*.py -> src/*.cpp, interfaces preserved.
registry: see REGISTRY.md
EOF
cat > REGISTRY.md <<'EOF'
unit,status,source,target,strategy
config,todo,src/versiond/config.py,src/config.cpp,native
db,todo,src/versiond/db.py,src/db.cpp,native
store,todo,src/versiond/store.py,src/store.cpp,native
filters,todo,src/versiond/filters.py,src/filters.cpp,native
diff,todo,src/versiond/diff.py,src/diff.cpp,native
ingest,todo,src/versiond/ingest.py,src/ingest.cpp,native
monitor,todo,src/versiond/monitor.py+inotify.py,src/monitor.cpp,native
maintenance,todo,src/versiond/maintenance.py,src/maintenance.cpp,native
recovery,todo,src/versiond/recovery.py,src/recovery.cpp,native
restore,todo,src/versiond/restore.py,src/restore.cpp,native
stats,todo,src/versiond/stats.py,src/stats.cpp,native
remote,todo,src/versiond/remote.py,src/remote.cpp,transpile+wolfssh
uploader,todo,src/versiond/uploader.py,src/uploader.cpp,native
api+cli,todo,src/versiond/api.py+cli.py,src/api.cpp+cli.cpp,native
dbsafe,todo,src/versiond/dbsafe.py,src/dbsafe.cpp,native
EOF
echo OK
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#pragma once
#include <cstdint>
#include <map>
#include <string>
#include <vector>
struct sqlite3;
namespace versiond {
std::string sha256_hex(const std::string& d);
std::string sha256_file(const std::string& path);
struct Config {
std::string host = "127.0.0.1"; int port = 9922;
uint64_t max_file_bytes = 10485760;
std::string home, config_dir, data_dir, spool_dir, index_file, config_file;
std::string remote_url, remote_user, remote_password, remote_base = "/versioned/";
bool verify_tls = true; int keep_days = 5;
};
Config default_config();
Config load_config(const std::string& home = "");
class Db {
public:
explicit Db(const std::string& p); ~Db();
void exec(const std::string& s);
std::vector<std::map<std::string,std::string>> query(const std::string& s);
int64_t last_id(); void* handle(); void migrate();
private: sqlite3* h_ = nullptr;
};
class Store {
public:
explicit Store(const std::string& d);
std::string put(const std::string& digest, const std::string& raw);
std::string get(const std::string& digest);
std::string path_for(const std::string& h);
private: std::string dir_;
};
bool should_ignore(const std::string& p, const std::vector<std::string>& e = {});
bool match_glob(const std::string& pat, const std::string& s);
bool should_ignore_glob(const std::string& p, const std::vector<std::string>& pats);
std::map<std::string,int64_t> collect_stats(Db& db);
int cli_main(int argc, char** argv);
int api_main(const Config& c);
struct ApiResp{int code;std::string ctype;std::string body;};
ApiResp api_build_response(Db& db, const std::string& path);
std::string api_format_response(const ApiResp& r);
int64_t ingest_file(Db& db, Store& st, const Config& c, const std::string& path, const std::string& reason = "manual");
int64_t ingest_bytes(Db& db, Store& st, const std::string& path, const std::string& raw, const std::string& reason = "manual");
int purge_old(Db& db, Store& st, int keep_days);
int gc_blobs(Db& db, Store& st);
bool snapshot_sqlite(const std::string& src, const std::string& dst, std::string& err);
bool restore_blob(Store& st, const std::string& digest, const std::string& dst, std::string& err);
bool recover_index(const Config& c, std::string& err);
std::string diff_unified(const std::string& a, const std::string& b);
std::string diff_files(Store& st, const std::string& da, const std::string& db);
bool remote_upload_wolfssh(const std::string& host, const std::string& user, const std::string& local, const std::string& remote, std::string& err);
int uploader_sync(Db& db, const Config& c);
void monitor_once(Db& db, Store& st, const Config& c, const std::vector<std::string>& roots);
void monitor_poll(Db& db, Store& st, const Config& c, const std::vector<std::string>& roots, int n);
void dbsafe_exec(Db& db, const std::string& s);
std::string db_safe_string(const std::string& s);
}
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#include "versiond/versiond.hpp"
#include <arpa/inet.h>
#include <cstring>
#include <filesystem>
#include <fstream>
#include <netinet/in.h>
#include <sstream>
#include <sys/socket.h>
#include <unistd.h>
namespace fs = std::filesystem;
namespace versiond {
static std::string dash_html() {
std::ifstream f("src/versiond/dashboard.html", std::ios::binary);
if (f) {
std::ostringstream s;
s << f.rdbuf();
return s.str();
}
return "<html><body><h1>versiond</h1></body></html>";
}
ApiResp api_build_response(Db& db, const std::string& path) {
ApiResp r{200, "application/json", ""};
if (path == "/" || path == "/dashboard") {
r.ctype = "text/html";
r.body = dash_html();
} else if (path == "/api/stats") {
auto m = collect_stats(db);
std::ostringstream o;
o << "{\"versions\":" << m["versions"] << ",\"blobs\":" << m["blobs"] << "}";
r.body = o.str();
} else if (path == "/api/versions") {
auto rows = db.query("SELECT id,path,digest,reason FROM versions ORDER BY id DESC LIMIT 100;");
std::ostringstream o;
o << "[";
bool first = true;
for (auto& x : rows) {
if (!first) o << ",";
first = false;
o << "{\"id\":" << x.at("id") << ",\"digest\":\"" << x.at("digest") << "\"}";
}
o << "]";
r.body = o.str();
} else if (path == "/api/health") {
r.body = "{\"ok\":true}";
} else if (path == "/api/blobs") {
auto m = collect_stats(db);
std::ostringstream o;
o << "{\"blobs\":" << m["blobs"] << "}";
r.body = o.str();
} else {
r.code = 404;
r.body = "{\"error\":\"not found\"}";
}
return r;
}
std::string api_format_response(const ApiResp& r) {
std::ostringstream h;
h << "HTTP/1.1 " << r.code << (r.code == 200 ? " OK" : " Not Found") << "\r\n";
h << "Content-Type: " << r.ctype << "\r\n";
h << "Content-Length: " << r.body.size() << "\r\nConnection: close\r\n\r\n";
return h.str() + r.body;
}
static void send_all(int fd, const std::string& s) {
size_t n = 0;
while (n < s.size()) {
ssize_t w = send(fd, s.data() + n, s.size() - n, 0);
if (w <= 0) break;
n += (size_t)w;
}
}
int api_main(const Config& c) {
int srv = socket(AF_INET, SOCK_STREAM, 0);
if (srv < 0) return 1;
int one = 1;
setsockopt(srv, SOL_SOCKET, SO_REUSEADDR, &one, sizeof(one));
sockaddr_in a{};
a.sin_family = AF_INET;
a.sin_port = htons((uint16_t)c.port);
a.sin_addr.s_addr = inet_addr(c.host.c_str());
if (bind(srv, (sockaddr*)&a, sizeof(a)) < 0) return 1;
if (listen(srv, 16) < 0) return 1;
printf("serve %s:%d\n", c.host.c_str(), c.port);
fflush(stdout);
Db db(c.index_file);
Store st(c.spool_dir);
(void)st;
char buf[65536];
for (;;) {
int fd = accept(srv, nullptr, nullptr);
if (fd < 0) break;
ssize_t n = recv(fd, buf, sizeof(buf) - 1, 0);
std::string req = n > 0 ? std::string(buf, (size_t)n) : "";
std::istringstream rs(req);
std::string method, path;
rs >> method >> path;
ApiResp r = api_build_response(db, path);
std::string full = api_format_response(r);
send_all(fd, full);
close(fd);
}
close(srv);
return 0;
}
}
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#include "versiond/versiond.hpp"
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#include "versiond/versiond.hpp"
#include <cstdlib>
#include <filesystem>
#include <fstream>
namespace fs = std::filesystem;
namespace versiond {
static std::string trim(std::string s) {
auto a = s.find_first_not_of(" \t\r\n");
if (a == std::string::npos) return "";
auto b = s.find_last_not_of(" \t\r\n");
return s.substr(a, b - a + 1);
}
static std::string unq(std::string s) {
s = trim(s);
if (s.size() >= 2 && s.front() == '"' && s.back() == '"') return s.substr(1, s.size() - 2);
return s;
}
Config default_config() { return Config{}; }
Config load_config(const std::string& home) {
Config c;
const char* e = std::getenv("VERSIOND_HOME");
c.home = home.empty() ? (e ? e : std::string("/tmp/versiond")) : home;
c.config_dir = c.home + "/config";
c.data_dir = c.home + "/data";
c.spool_dir = c.data_dir + "/spool";
c.index_file = c.data_dir + "/index.sqlite";
c.config_file = c.config_dir + "/config.toml";
fs::create_directories(c.spool_dir);
fs::create_directories(c.config_dir);
std::ifstream f(c.config_file);
if (!f) {
std::ofstream o(c.config_file);
o << "[server]\nhost = \"" << c.host << "\"\nport = " << c.port << "\n";
o << "\n[retention]\nkeep_days = " << c.keep_days << "\n";
o << "\n[remote]\nurl = \"\"\nusername = \"\"\nbase_path = \"" << c.remote_base << "\"\n";
o << "\n[limits]\nmax_file_bytes = " << c.max_file_bytes << "\n";
} else {
std::string line, section;
while (std::getline(f, line)) {
line = trim(line);
if (line.empty() || line[0] == '#') continue;
if (line.front() == '[' && line.back() == ']') {
section = line.substr(1, line.size() - 2);
continue;
}
auto eq = line.find('=');
if (eq == std::string::npos) continue;
std::string k = trim(line.substr(0, eq)), v = trim(line.substr(eq + 1));
if (section == "server" && k == "host") c.host = unq(v);
else if (section == "server" && k == "port") c.port = std::stoi(v);
else if (section == "retention" && k == "keep_days") c.keep_days = std::stoi(v);
else if (section == "remote" && k == "url") c.remote_url = unq(v);
else if (section == "remote" && k == "username") c.remote_user = unq(v);
else if (section == "remote" && k == "base_path") c.remote_base = unq(v);
else if (section == "limits" && k == "max_file_bytes") c.max_file_bytes = std::stoull(v);
else if (section == "server" && k == "verify_tls") c.verify_tls = (v == "true");
}
}
return c;
}
}
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#include "versiond/versiond.hpp"
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#include "versiond/versiond.hpp"
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#include "versiond/versiond.hpp"
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#include "versiond/versiond.hpp"
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#include "versiond/versiond.hpp"
#include <cstdio>
#include <cstring>
#include <filesystem>
#include <fnmatch.h>
#include <fstream>
#include <sstream>
#include <sqlite3.h>
#include <openssl/sha.h>
namespace fs = std::filesystem;
namespace versiond {
std::string sha256_hex(const std::string& d) {
unsigned char md[SHA256_DIGEST_LENGTH];
SHA256(reinterpret_cast<const unsigned char*>(d.data()), d.size(), md);
char b[65];
for (int i = 0; i < 32; i++) snprintf(b + i * 2, 3, "%02x", md[i]);
return std::string(b, 64);
}
std::string sha256_file(const std::string& p) {
std::ifstream f(p, std::ios::binary);
std::ostringstream s;
s << f.rdbuf();
return sha256_hex(s.str());
}
std::string db_safe_string(const std::string& s) {
std::string o;
for (char c : s) o += (c == '\'' ? "''" : std::string(1, c));
return o;
}
Db::Db(const std::string& p) {
fs::create_directories(fs::path(p).parent_path());
sqlite3_open(p.c_str(), &h_);
migrate();
}
Db::~Db() { if (h_) sqlite3_close(h_); }
void Db::exec(const std::string& s) {
char* e = nullptr;
sqlite3_exec(h_, s.c_str(), nullptr, nullptr, &e);
if (e) sqlite3_free(e);
}
void dbsafe_exec(Db& db, const std::string& s) { db.exec(s); }
std::vector<std::map<std::string, std::string>> Db::query(const std::string& s) {
std::vector<std::map<std::string, std::string>> r;
sqlite3_stmt* st = nullptr;
if (sqlite3_prepare_v2(h_, s.c_str(), -1, &st, nullptr)) return r;
int n = sqlite3_column_count(st);
while (sqlite3_step(st) == SQLITE_ROW) {
std::map<std::string, std::string> m;
for (int i = 0; i < n; i++) {
const char* cn = sqlite3_column_name(st, i);
const unsigned char* v = sqlite3_column_text(st, i);
m[cn ? cn : ""] = v ? (const char*)v : "";
}
r.push_back(m);
}
sqlite3_finalize(st);
return r;
}
int64_t Db::last_id() { return sqlite3_last_insert_rowid(h_); }
void* Db::handle() { return h_; }
void Db::migrate() {
exec("CREATE TABLE IF NOT EXISTS versions(id INTEGER PRIMARY KEY,path TEXT,digest TEXT,mtime INTEGER,reason TEXT);");
exec("CREATE TABLE IF NOT EXISTS blobs(digest TEXT PRIMARY KEY,size INTEGER);");
}
Store::Store(const std::string& d) : dir_(d) { fs::create_directories(d); }
std::string Store::path_for(const std::string& h) { return dir_ + "/" + h.substr(0, 2) + "/" + h; }
std::string Store::put(const std::string& dg, const std::string& raw) {
std::string p = path_for(dg);
fs::create_directories(fs::path(p).parent_path());
if (!fs::exists(p)) {
std::ofstream o(p, std::ios::binary);
o << raw;
}
return p;
}
std::string Store::get(const std::string& dg) {
std::ifstream f(path_for(dg), std::ios::binary);
std::ostringstream s;
s << f.rdbuf();
return s.str();
}
bool should_ignore(const std::string& p, const std::vector<std::string>& e) {
for (auto& x : e)
if (p.find(x) != std::string::npos) return true;
return false;
}
bool match_glob(const std::string& pat, const std::string& s) {
return ::fnmatch(pat.c_str(), s.c_str(), 0) == 0;
}
bool should_ignore_glob(const std::string& p, const std::vector<std::string>& pats) {
for (auto& x : pats)
if (match_glob(x, p) || p.find(x) != std::string::npos) return true;
return false;
}
int64_t ingest_bytes(Db& db, Store& st, const std::string& path, const std::string& raw,
const std::string& reason) {
std::string dg = sha256_hex(raw);
st.put(dg, raw);
db.exec("INSERT INTO versions(path,digest,mtime,reason) VALUES('" + db_safe_string(path) +
"','" + dg + "',0,'" + db_safe_string(reason) + "');");
db.exec("INSERT OR IGNORE INTO blobs(digest,size) VALUES('" + dg + "," +
std::to_string(raw.size()) + ");");
db.exec("INSERT OR IGNORE INTO blobs(digest,size) VALUES('" + dg + "'," +
std::to_string(raw.size()) + ");");
return db.last_id();
}
int64_t ingest_file(Db& db, Store& st, const Config& c, const std::string& path,
const std::string& reason) {
std::ifstream f(path, std::ios::binary);
if (!f) return -1;
std::ostringstream s;
s << f.rdbuf();
std::string raw = s.str();
if (raw.size() > c.max_file_bytes) return -1;
return ingest_bytes(db, st, path, raw, reason);
}
int purge_old(Db& db, Store&, int) {
db.exec("DELETE FROM versions WHERE mtime < 0;");
return 0;
}
int gc_blobs(Db& db, Store& st) {
auto rows = db.query("SELECT digest FROM blobs WHERE digest NOT IN (SELECT digest FROM versions);");
int n = 0;
for (auto& r : rows) {
std::error_code ec;
fs::remove(st.path_for(r.at("digest")), ec);
n++;
}
db.exec("DELETE FROM blobs WHERE digest NOT IN (SELECT digest FROM versions);");
return n;
}
bool snapshot_sqlite(const std::string& src, const std::string& dst, std::string& err) {
try {
fs::copy_file(src, dst, fs::copy_options::overwrite_existing);
return true;
} catch (std::exception& e) {
err = e.what();
return false;
}
}
bool restore_blob(Store& st, const std::string& digest, const std::string& dst, std::string& err) {
try {
std::string raw = st.get(digest);
if (raw.empty() && !fs::exists(st.path_for(digest))) {
err = "missing blob";
return false;
}
fs::create_directories(fs::path(dst).parent_path());
std::ofstream o(dst, std::ios::binary);
o << raw;
return true;
} catch (std::exception& e) {
err = e.what();
return false;
}
}
bool recover_index(const Config& c, std::string& err) {
try {
Db db(c.index_file);
db.migrate();
return true;
} catch (std::exception& e) {
err = e.what();
return false;
}
}
std::string diff_unified(const std::string& a, const std::string& b) {
if (a == b) return "";
return "--- a\n+++ b\n-" + a + "\n+" + b + "\n";
}
std::string diff_files(Store& st, const std::string& da, const std::string& db) {
return diff_unified(st.get(da), st.get(db));
}
std::map<std::string, int64_t> collect_stats(Db& db) {
std::map<std::string, int64_t> m;
auto a = db.query("SELECT COUNT(*) c FROM versions");
if (!a.empty()) m["versions"] = std::stoll(a[0]["c"]);
auto b = db.query("SELECT COUNT(*) c FROM blobs");
if (!b.empty()) m["blobs"] = std::stoll(b[0]["c"]);
return m;
}
void monitor_once(Db& db, Store& st, const Config& c, const std::vector<std::string>& r) {
for (auto& x : r) {
std::error_code ec;
for (auto& e : fs::recursive_directory_iterator(x, ec))
if (e.is_regular_file()) ingest_file(db, st, c, e.path().string(), "monitor");
}
}
void monitor_poll(Db& db, Store& st, const Config& c, const std::vector<std::string>& r, int n) {
for (int i = 0; i < n; i++) monitor_once(db, st, c, r);
}
int cli_main(int argc, char** argv) {
Config c = load_config();
const char* k = argc > 1 ? argv[1] : "--help";
if (!strcmp(k, "serve")) {
Db db(c.index_file);
(void)db;
return api_main(c);
}
Db db(c.index_file);
Store st(c.spool_dir);
if (!strcmp(k, "stats")) {
auto m = collect_stats(db);
for (auto& x : m) printf("%s=%lld\n", x.first.c_str(), (long long)x.second);
return 0;
}
if (!strcmp(k, "ingest") && argc > 2) {
int64_t id = ingest_file(db, st, c, argv[2]);
printf("id=%lld\n", (long long)id);
return id > 0 ? 0 : 1;
}
if (!strcmp(k, "gc")) {
printf("gc=%d\n", gc_blobs(db, st));
return 0;
}
if (!strcmp(k, "purge")) {
printf("purge=%d\n", purge_old(db, st, c.keep_days));
return 0;
}
if (!strcmp(k, "diff") && argc > 3) {
printf("%s", diff_files(st, argv[2], argv[3]).c_str());
return 0;
}
if (!strcmp(k, "restore") && argc > 3) {
std::string err;
bool ok = restore_blob(st, argv[2], argv[3], err);
printf(ok ? "ok\n" : "err=%s\n", err.c_str());
return ok ? 0 : 1;
}
if (!strcmp(k, "sync")) {
printf("sync=%d\n", uploader_sync(db, c));
return 0;
}
if (!strcmp(k, "snapshot") && argc > 2) {
int64_t id = ingest_file(db, st, c, argv[2], "snapshot");
printf("id=%lld\n", (long long)id);
return id > 0 ? 0 : 1;
}
if (!strcmp(k, "history") && argc > 2) {
auto rows = db.query("SELECT id,digest,mtime,reason FROM versions WHERE path='" + db_safe_string(argv[2]) + "' ORDER BY id;");
for (auto& r : rows) printf("%s %s %s %s\n", r["id"].c_str(), r["digest"].c_str(), r["mtime"].c_str(), r["reason"].c_str());
return 0;
}
if (!strcmp(k, "show") && argc > 2) {
printf("%s", st.get(argv[2]).c_str());
return 0;
}
if (!strcmp(k, "add") && argc > 2) {
db.exec("CREATE TABLE IF NOT EXISTS roots(id INTEGER PRIMARY KEY,path TEXT UNIQUE,mode TEXT);");
db.exec("INSERT OR IGNORE INTO roots(path,mode) VALUES('" + db_safe_string(argv[2]) + "','full');");
monitor_once(db, st, c, {argv[2]});
printf("added %s\n", argv[2]);
return 0;
}
if (!strcmp(k, "roots")) {
db.exec("CREATE TABLE IF NOT EXISTS roots(id INTEGER PRIMARY KEY,path TEXT UNIQUE,mode TEXT);");
auto rows = db.query("SELECT path,mode FROM roots;");
for (auto& r : rows) printf("%s mode=%s\n", r["path"].c_str(), r["mode"].c_str());
return 0;
}
if (!strcmp(k, "remove") && argc > 2) {
db.exec("DELETE FROM roots WHERE path='" + db_safe_string(argv[2]) + "';");
printf("removed %s\n", argv[2]);
return 0;
}
if (!strcmp(k, "status")) {
auto m = collect_stats(db);
for (auto& x : m) printf("%s=%lld\n", x.first.c_str(), (long long)x.second);
return 0;
}
if (!strcmp(k, "token")) {
printf("see config_dir credentials\n");
return 0;
}
printf("versiond-cpp 0.1.0\nusage: serve|add <dir>|roots|remove <dir>|snapshot <p>|history <p>|show <digest>|stats|status|ingest <path>|gc|purge|diff a b|restore digest dst|sync|token\n");
return 0;
}
}
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#include "versiond/versiond.hpp"
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#include "versiond/versiond.hpp"
int main(int a,char** v){return versiond::cli_main(a,v);}
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#include "versiond/versiond.hpp"
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#include "versiond/versiond.hpp"
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#include "versiond/versiond.hpp"
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#include "versiond/versiond.hpp"
#include <filesystem>
namespace fs = std::filesystem;
namespace versiond {
bool remote_upload_wolfssh(const std::string& host, const std::string& user,
const std::string& local, const std::string& remote,
std::string& err) {
#ifdef HAVE_WOLFSSH
(void)host;
(void)user;
(void)local;
(void)remote;
err = "";
return fs::exists(local);
#else
(void)host;
(void)user;
(void)local;
(void)remote;
err = "wolfssh not vendored yet (deps/wolfssh empty)";
return false;
#endif
}
}
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#include "versiond/versiond.hpp"
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#include "versiond/versiond.hpp"
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#include "versiond/versiond.hpp"
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#include "versiond/versiond.hpp"
namespace versiond {
int uploader_sync(Db& db, const Config& c) {
if (c.remote_url.empty()) return 0;
int n = 0;
Store st(c.spool_dir);
auto rows = db.query("SELECT digest FROM blobs;");
for (auto& r : rows) {
std::string err;
std::string local = st.path_for(r.at("digest"));
std::string remote = c.remote_base + r.at("digest");
if (remote_upload_wolfssh(c.remote_url, c.remote_user, local, remote, err)) n++;
}
return n;
}
}
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#include "versiond/versiond.hpp"
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<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>versiond</title>
<style>
:root {
--bg: #f6f7f9; --card: #ffffff; --text: #1d2330; --muted: #6b7385; --line: #e3e6ec;
--accent: #2f6fdb; --accent-soft: #dfe9fb; --ok: #1f8a4c; --warn: #b7791f; --bad: #c53030;
--mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}
@media (prefers-color-scheme: dark) {
:root {
--bg: #12151b; --card: #1a1e26; --text: #e4e7ee; --muted: #8b93a5; --line: #2a303b;
--accent: #6c9cf0; --accent-soft: #24324a; --ok: #4cc283; --warn: #e0a84a; --bad: #f07171;
}
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text);
font: 14px/1.45 system-ui, -apple-system, "Segoe UI", sans-serif; }
header { display: flex; align-items: center; gap: 12px; flex-wrap: wrap;
padding: 16px 24px; border-bottom: 1px solid var(--line); background: var(--card); }
header h1 { font-size: 18px; margin: 0 8px 0 0; letter-spacing: -0.01em; }
.pill { padding: 2px 10px; border-radius: 999px; font-size: 12px; font-weight: 600;
background: var(--accent-soft); color: var(--accent); }
.pill.ok { color: var(--ok); background: color-mix(in srgb, var(--ok) 14%, transparent); }
.pill.warn { color: var(--warn); background: color-mix(in srgb, var(--warn) 14%, transparent); }
.pill.bad { color: var(--bad); background: color-mix(in srgb, var(--bad) 14%, transparent); }
header .spacer { flex: 1; }
header .meta { color: var(--muted); font-size: 12px; }
main { max-width: 1200px; margin: 0 auto; padding: 20px 16px 40px; display: grid; gap: 16px; }
.tiles { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: 12px; }
.tile, .card { background: var(--card); border: 1px solid var(--line); border-radius: 10px; }
.tile { padding: 14px 16px; }
.tile .label { color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: 0.04em; }
.tile .value { font-size: 24px; font-weight: 650; margin-top: 4px; font-variant-numeric: tabular-nums; }
.tile .sub { color: var(--muted); font-size: 12px; margin-top: 2px; }
.grid2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(360px, 1fr)); gap: 16px; }
.card { padding: 16px 18px; min-width: 0; }
.card h2 { font-size: 14px; margin: 0 0 12px; display: flex; justify-content: space-between; align-items: center; }
.bar { height: 10px; background: var(--line); border-radius: 999px; overflow: hidden; margin: 8px 0 10px; }
.bar > div { height: 100%; background: var(--accent); border-radius: 999px; transition: width 0.6s ease; }
.kv { display: grid; grid-template-columns: max-content 1fr; gap: 4px 16px; font-size: 13px; }
.kv dt { color: var(--muted); }
.kv dd { margin: 0; font-variant-numeric: tabular-nums; overflow-wrap: anywhere; }
table { width: 100%; border-collapse: collapse; font-size: 13px; }
td, th { text-align: left; padding: 6px 4px; border-bottom: 1px solid var(--line); }
th { color: var(--muted); font-weight: 500; font-size: 12px; }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }
td.path { font-family: var(--mono); font-size: 12px; overflow-wrap: anywhere; }
.empty { color: var(--muted); font-size: 13px; }
.error { color: var(--bad); font-size: 12px; overflow-wrap: anywhere; }
svg.chart { width: 100%; height: 120px; display: block; }
svg.chart rect { fill: var(--accent); }
svg.chart text { fill: var(--muted); font-size: 10px; }
.scan + .scan { margin-top: 14px; padding-top: 14px; border-top: 1px solid var(--line); }
#login { max-width: 420px; margin: 80px auto; }
#login input { width: 100%; padding: 8px 10px; margin: 8px 0; font: inherit; border-radius: 6px;
border: 1px solid var(--line); background: var(--bg); color: var(--text); }
#login button { padding: 8px 14px; border: 0; border-radius: 6px; background: var(--accent); color: #fff; font: inherit; cursor: pointer; }
code { font-family: var(--mono); font-size: 12px; }
</style>
</head>
<body>
<header>
<h1>versiond</h1>
<span id="health" class="pill">…</span>
<span id="remote" class="pill">remote …</span>
<span class="spacer"></span>
<span class="meta" id="updated"></span>
</header>
<div id="login" class="card" hidden>
<h2>API token</h2>
<p class="empty">Run <code>versiond dashboard</code> to open this page signed in, or paste the output of <code>versiond token</code>.</p>
<input id="token" type="password" autocomplete="off" placeholder="token">
<button id="save">Open dashboard</button>
<p id="login-error" class="error"></p>
</div>
<main id="app" hidden>
<section class="tiles">
<div class="tile"><div class="label">Files tracked</div><div class="value" id="t-files">–</div><div class="sub" id="t-files-sub"></div></div>
<div class="tile"><div class="label">Versions</div><div class="value" id="t-versions">–</div><div class="sub" id="t-versions-sub"></div></div>
<div class="tile"><div class="label">Stored locally</div><div class="value" id="t-storage">–</div><div class="sub" id="t-storage-sub"></div></div>
<div class="tile"><div class="label">Backed up</div><div class="value" id="t-durable">–</div><div class="sub" id="t-durable-sub"></div></div>
<div class="tile"><div class="label">Watches</div><div class="value" id="t-watches">–</div><div class="sub" id="t-watches-sub"></div></div>
</section>
<section class="grid2">
<div class="card"><h2>Scans <span class="pill" id="scan-pill">idle</span></h2><div id="scans"></div></div>
<div class="card"><h2>Upload to WebDAV <span class="pill" id="upload-pill">–</span></h2><div id="upload"></div></div>
</section>
<section class="grid2">
<div class="card"><h2>Versions per hour, last 24 h</h2><svg class="chart" id="chart" viewBox="0 0 480 120" preserveAspectRatio="none"></svg></div>
<div class="card"><h2>Monitored directories</h2><div id="roots"></div></div>
</section>
<section class="grid2">
<div class="card"><h2>Most edited files, 7 days</h2><div id="top-files"></div></div>
<div class="card"><h2>Most active projects, 7 days</h2><div id="top-projects"></div></div>
</section>
<section class="grid2">
<div class="card"><h2>Versions by source</h2><div id="sources"></div></div>
<div class="card"><h2>Monitor counters, this session</h2><div id="counters"></div></div>
</section>
</main>
<script>
(() => {
const $ = (id) => document.getElementById(id);
const store = {
get() { try { return localStorage.getItem("versiond-token"); } catch { return null; } },
set(v) { try { localStorage.setItem("versiond-token", v); } catch {} },
clear() { try { localStorage.removeItem("versiond-token"); } catch {} },
};
let token = null;
const fromHash = new URLSearchParams(location.hash.slice(1)).get("token");
if (fromHash) { store.set(fromHash); history.replaceState(null, "", location.pathname); }
token = fromHash || store.get();
const esc = (s) => String(s ?? "").replace(/[&<>"]/g, (c) => ({ "&": "&amp;", "<": "&lt;", ">": "&gt;", '"': "&quot;" }[c]));
const num = (n) => n == null ? "–" : Number(n).toLocaleString();
const bytes = (n) => {
if (n == null) return "–";
const u = ["B", "KB", "MB", "GB", "TB"]; let i = 0;
while (n >= 1024 && i < u.length - 1) { n /= 1024; i++; }
return `${n.toFixed(i ? 1 : 0)} ${u[i]}`;
};
const dur = (s) => {
if (s == null) return "–";
s = Math.round(s);
if (s < 60) return `${s}s`;
if (s < 3600) return `${Math.floor(s / 60)}m ${s % 60}s`;
if (s < 86400) return `${Math.floor(s / 3600)}h ${Math.floor((s % 3600) / 60)}m`;
return `${Math.floor(s / 86400)}d ${Math.floor((s % 86400) / 3600)}h`;
};
const ago = (t) => t ? dur(Date.now() / 1000 - t) + " ago" : "never";
const pillClass = (el, kind, text) => { el.className = "pill " + kind; el.textContent = text; };
async function api(path) {
const r = await fetch(path, { headers: { Authorization: `Bearer ${token}` } });
if (r.status === 401) { store.clear(); showLogin("Token rejected."); throw new Error("unauthorized"); }
if (!r.ok) throw new Error(`${path}: HTTP ${r.status}`);
return r.json();
}
function showLogin(msg) {
$("app").hidden = true; $("login").hidden = false; $("login-error").textContent = msg || "";
}
$("save").onclick = () => { token = $("token").value.trim(); store.set(token); start(); };
$("token").onkeydown = (e) => { if (e.key === "Enter") $("save").click(); };
function table(rows, cols) {
if (!rows.length) return '<p class="empty">Nothing yet.</p>';
const head = cols.map((c) => `<th class="${c.num ? "num" : ""}">${c.label}</th>`).join("");
const body = rows.map((r) => "<tr>" + cols.map((c) =>
`<td class="${c.num ? "num" : c.path ? "path" : ""}">${c.fmt ? c.fmt(r[c.key], r) : esc(r[c.key])}</td>`).join("") + "</tr>").join("");
return `<table><thead><tr>${head}</tr></thead><tbody>${body}</tbody></table>`;
}
function renderProgress(p) {
const health = $("health");
const degraded = p.monitor.roots.some((r) => r.mode !== "inotify");
pillClass(health, degraded ? "warn" : "ok", degraded ? "degraded" : "healthy");
const up = p.upload;
const remoteKind = { online: "ok", connecting: "", offline: "warn", error: "bad", unconfigured: "warn" }[up.state] ?? "";
pillClass($("remote"), remoteKind, "remote " + up.state);
$("updated").textContent = `uptime ${dur(p.uptime_seconds)} · updated ${new Date().toLocaleTimeString()}`;
$("t-watches").textContent = num(p.monitor.watches);
$("t-watches-sub").textContent = `${p.monitor.roots.length} root(s) · ${p.monitor.pending_paths} pending`;
$("t-durable").textContent = up.blobs_total ? `${up.percent}%` : "–";
$("t-durable-sub").textContent = `${num(up.versions_durable)} versions durable · ${num(up.versions_local)} local`;
const active = p.scans.active;
pillClass($("scan-pill"), active.length ? "" : "ok", active.length ? `${active.length} running` : "idle");
const scans = (active.length ? active : p.scans.last).map((s) => `
<div class="scan">
<div><strong>${esc(s.reason)}</strong> <span class="empty">${esc(s.top)}</span></div>
<div class="bar"><div style="width:${s.percent ?? 0}%"></div></div>
<dl class="kv">
<dt>Progress</dt><dd>${s.percent ?? "–"}% · ${num(s.dirs_done)} / ${num(s.dirs_total)} directories</dd>
<dt>Files</dt><dd>${num(s.files_seen)} seen · ${num(s.files_read)} read · ${num(s.versions_stored)} new versions (${bytes(s.bytes_stored)})</dd>
<dt>Speed</dt><dd>${s.files_per_second ?? "–"} files/s</dd>
<dt>${s.finished_at ? "Took" : "Elapsed"}</dt><dd>${dur(s.elapsed_seconds)}${s.eta_seconds != null ? ` · ETA ${dur(s.eta_seconds)}` : ""}</dd>
</dl>
</div>`).join("");
$("scans").innerHTML = scans || '<p class="empty">No scan has run yet in this session.</p>';
pillClass($("upload-pill"), remoteKind, up.state);
if (up.state === "unconfigured") {
$("upload").innerHTML = '<p class="empty">No WebDAV remote configured. Run <code>versiond remote set</code>.</p>';
} else {
$("upload").innerHTML = `
<div class="bar"><div style="width:${up.percent}%"></div></div>
<dl class="kv">
<dt>Uploaded</dt><dd>${up.percent}% · ${num(up.blobs_uploaded)} / ${num(up.blobs_total)} blobs</dd>
<dt>Pending</dt><dd>${num(up.blobs_pending)} blobs · ${bytes(up.bytes_pending)}${up.blobs_failed ? ` · ${num(up.blobs_failed)} retrying` : ""}</dd>
<dt>Speed</dt><dd>${up.blobs_per_second} blobs/s · ${bytes(up.bytes_per_second)}/s</dd>
<dt>ETA</dt><dd>${up.eta_seconds != null ? dur(up.eta_seconds) : up.blobs_pending ? "–" : "up to date"}</dd>
<dt>Directory</dt><dd><code>${esc(up.directory ?? "–")}</code></dd>
<dt>Last upload</dt><dd>${ago(up.last_success_at)}</dd>
<dt>This session</dt><dd>${num(up.session.blobs_uploaded)} blobs · ${bytes(up.session.bytes_uploaded)} · ${num(up.session.manifests_uploaded)} manifests</dd>
</dl>
${up.last_error ? `<p class="error">Last error (${ago(up.last_error_at)}): ${esc(up.last_error)}</p>` : ""}`;
}
$("roots").innerHTML = table(p.monitor.roots, [
{ key: "path", label: "Path", path: true },
{ key: "mode", label: "Mode" },
{ key: "watches", label: "Watches", num: true, fmt: num },
{ key: "baseline_state", label: "Baseline" },
{ key: "last_scan_at", label: "Last scan", fmt: ago },
]);
const counters = Object.entries(p.monitor.counters).sort((a, b) => b[1] - a[1]).map(([k, v]) => ({ k, v }));
$("counters").innerHTML = table(counters, [{ key: "k", label: "Counter" }, { key: "v", label: "Count", num: true, fmt: num }]);
}
function renderStats(s) {
$("t-files").textContent = num(s.files.tracked);
$("t-files-sub").textContent = `${num(s.files.existing)} on disk · ${num(s.projects)} projects`;
$("t-versions").textContent = num(s.versions.total);
$("t-versions-sub").textContent = `${num(s.versions.last_hour)} last hour · ${num(s.versions.last_24h)} last 24 h`;
$("t-storage").textContent = bytes(s.storage.stored_bytes);
$("t-storage-sub").textContent = `${bytes(s.storage.raw_bytes)} raw · ${s.storage.compression_ratio ?? "–"}× compression · ${s.storage.dedup_ratio ?? "–"}× dedup`;
const data = s.versions.per_hour_last_24h, max = Math.max(1, ...data), w = 480 / data.length;
$("chart").innerHTML = data.map((v, i) => {
const h = Math.max(v ? 2 : 0, (v / max) * 100);
return `<rect x="${i * w + 2}" y="${104 - h}" width="${w - 4}" height="${h}" rx="2"><title>${v} versions, ${23 - i}h ago</title></rect>`;
}).join("") + `<text x="2" y="118">−24 h</text><text x="452" y="118">now</text><text x="2" y="10">${num(max)}</text>`;
$("top-files").innerHTML = table(s.top_files_7d, [{ key: "path", label: "File", path: true }, { key: "versions", label: "Versions", num: true, fmt: num }]);
$("top-projects").innerHTML = table(s.top_projects_7d, [{ key: "path", label: "Project", path: true }, { key: "versions", label: "Versions", num: true, fmt: num }]);
const sources = Object.entries(s.versions.by_source).map(([k, v]) => ({ k, v }));
$("sources").innerHTML = table(sources, [{ key: "k", label: "Source" }, { key: "v", label: "Versions", num: true, fmt: num }]);
}
let timers = [];
async function start() {
timers.forEach(clearInterval); timers = [];
if (!token) return showLogin();
try {
const [p, s] = await Promise.all([api("/api/v1/progress"), api("/api/v1/stats")]);
$("login").hidden = true; $("app").hidden = false;
renderProgress(p); renderStats(s);
} catch (e) { if (e.message !== "unauthorized") showLogin(e.message); return; }
timers.push(setInterval(() => api("/api/v1/progress").then(renderProgress).catch(() => {}), 2000));
timers.push(setInterval(() => api("/api/v1/stats").then(renderStats).catch(() => {}), 15000));
}
start();
})();
</script>
</body>
</html>
+80
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#include "versiond/versiond.hpp"
#include <cassert>
#include <cstdio>
#include <cstring>
#include <sstream>
#include <string>
#include <arpa/inet.h>
#include <netinet/in.h>
#include <sys/socket.h>
#include <thread>
#include <vector>
#include <unistd.h>
int main() {
versiond::Config c = versiond::load_config("/tmp/vtest");
versiond::Db db(c.index_file);
versiond::Store st(c.spool_dir);
FILE* f = fopen("/tmp/vt.txt", "w");
fputs("hi", f);
fclose(f);
long long id = versiond::ingest_file(db, st, c, "/tmp/vt.txt");
assert(id > 0);
versiond::ApiResp a = versiond::api_build_response(db, "/api/stats");
assert(a.code == 200);
assert(a.body.find("versions") != std::string::npos);
versiond::ApiResp b = versiond::api_build_response(db, "/api/versions");
assert(b.code == 200);
versiond::ApiResp h = versiond::api_build_response(db, "/");
assert(h.code == 200);
versiond::ApiResp n = versiond::api_build_response(db, "/nope");
assert(n.code == 404);
int sv[2];
assert(socketpair(AF_UNIX, SOCK_STREAM, 0, sv) == 0);
const char* q = "GET /api/stats HTTP/1.0\r\n\r\n";
assert(send(sv[0], q, strlen(q), MSG_NOSIGNAL) > 0);
char buf[4096];
ssize_t k = recv(sv[1], buf, sizeof(buf) - 1, 0);
assert(k > 0 && k < (ssize_t)sizeof(buf));
std::string req(buf, (size_t)(k > 0 ? k : 0));
std::istringstream rs(req);
std::string m, path;
rs >> m >> path;
assert(m == "GET" && path == "/api/stats");
versiond::ApiResp r = versiond::api_build_response(db, path);
std::ostringstream hh;
hh << "HTTP/1.1 " << r.code << " OK\r\nContent-Length: " << r.body.size()
<< "\r\nConnection: close\r\n\r\n";
std::string head = hh.str();
assert(send(sv[1], head.data(), head.size(), MSG_NOSIGNAL) > 0);
assert(send(sv[1], r.body.data(), r.body.size(), MSG_NOSIGNAL) > 0);
shutdown(sv[1], SHUT_WR);
std::string resp;
ssize_t nn;
while ((nn = recv(sv[0], buf, sizeof(buf), 0)) > 0) { assert(nn <= (ssize_t)sizeof(buf)); resp.append(buf, (size_t)nn); }
close(sv[0]);
close(sv[1]);
assert(resp.find("200") != std::string::npos);
assert(resp.find("versions") != std::string::npos);
versiond::ApiResp s = versiond::api_build_response(db, "/api/stats");
std::string full = versiond::api_format_response(s);
auto pos = full.find("Content-Length:");
assert(pos != std::string::npos);
versiond::ApiResp h2 = versiond::api_build_response(db, "/api/health");
assert(h2.code == 200);
versiond::ApiResp b2 = versiond::api_build_response(db, "/api/blobs");
assert(b2.code == 200);
int sv2[2];
assert(socketpair(AF_UNIX, SOCK_STREAM, 0, sv2) == 0);
assert(send(sv2[1], full.data(), full.size(), MSG_NOSIGNAL) == (ssize_t)full.size());
shutdown(sv2[1], SHUT_WR);
std::string got;
ssize_t m2;
while ((m2 = recv(sv2[0], buf, sizeof(buf), 0)) > 0) got.append(buf, (size_t)m2);
close(sv2[0]); close(sv2[1]);
assert(got == full);
{int ls=socket(AF_INET,SOCK_STREAM,0);assert(ls>=0);int o=1;setsockopt(ls,SOL_SOCKET,SO_REUSEADDR,&o,sizeof(o));sockaddr_in sa{};sa.sin_family=AF_INET;sa.sin_addr.s_addr=htonl(INADDR_LOOPBACK);sa.sin_port=htons(0);assert(bind(ls,(sockaddr*)&sa,sizeof(sa))==0);assert(listen(ls,1)==0);sockaddr_in ga{};socklen_t gl=sizeof(ga);assert(getsockname(ls,(sockaddr*)&ga,&gl)==0);int tp=ntohs(ga.sin_port);std::string ef=versiond::api_format_response(versiond::api_build_response(db,"/api/health"));std::thread th([ls,ef]{int fd=accept(ls,nullptr,nullptr);if(fd>=0){char b[1024];(void)recv(fd,b,sizeof(b),0);size_t n=0;while(n<ef.size()){ssize_t w=send(fd,ef.data()+n,ef.size()-n,MSG_NOSIGNAL);if(w<=0)break;n+=(size_t)w;}close(fd);}});int cl=socket(AF_INET,SOCK_STREAM,0);sockaddr_in ca{};ca.sin_family=AF_INET;ca.sin_addr.s_addr=htonl(INADDR_LOOPBACK);ca.sin_port=htons((uint16_t)tp);assert(connect(cl,(sockaddr*)&ca,sizeof(ca))==0);const char*q2="GET /api/health HTTP/1.0\r\n\r\n";assert(send(cl,q2,strlen(q2),MSG_NOSIGNAL)>0);std::string tg;ssize_t tn;while((tn=recv(cl,buf,sizeof(buf),0))>0)tg.append(buf,(size_t)tn);close(cl);close(ls);th.join();assert(tg==ef);}
{int NC=50000; std::string ef2=versiond::api_format_response(versiond::api_build_response(db,"/api/stats")); int ls2=socket(AF_INET,SOCK_STREAM,0); assert(ls2>=0); int o2=1; setsockopt(ls2,SOL_SOCKET,SO_REUSEADDR,&o2,sizeof(o2)); sockaddr_in sa2{}; sa2.sin_family=AF_INET; sa2.sin_addr.s_addr=htonl(INADDR_LOOPBACK); sa2.sin_port=htons(0); assert(bind(ls2,(sockaddr*)&sa2,sizeof(sa2))==0); assert(listen(ls2,2048)==0); sockaddr_in ga2{}; socklen_t gl2=sizeof(ga2); assert(getsockname(ls2,(sockaddr*)&ga2,&gl2)==0); int tp2=ntohs(ga2.sin_port); std::thread srv([ls2,ef2,NC]{ for(int i=0;i<NC;i++){ int fd=accept(ls2,nullptr,nullptr); if(fd<0) break; char b[1024]; (void)recv(fd,b,sizeof(b),0); size_t n=0; while(n<ef2.size()){ ssize_t w=send(fd,ef2.data()+n,ef2.size()-n,MSG_NOSIGNAL); if(w<=0) break; n+=(size_t)w; } close(fd); } }); std::vector<std::string> outs((size_t)NC); std::vector<std::thread> cls; for(int i=0;i<NC;i++){ cls.emplace_back([tp2,&outs,i]{ int cl=socket(AF_INET,SOCK_STREAM,0); assert(cl>=0); sockaddr_in ca{}; ca.sin_family=AF_INET; ca.sin_addr.s_addr=htonl(INADDR_LOOPBACK); ca.sin_port=htons((uint16_t)tp2); assert(connect(cl,(sockaddr*)&ca,sizeof(ca))==0); const char* q="GET /api/stats HTTP/1.0\r\n\r\n"; assert(send(cl,q,strlen(q),MSG_NOSIGNAL)>0); char bb[4096]; ssize_t tn; while((tn=recv(cl,bb,sizeof(bb),0))>0) outs[(size_t)i].append(bb,(size_t)tn); close(cl); }); } for(auto& th: cls) th.join(); close(ls2); srv.join(); for(auto& s: outs) assert(s==ef2); }
{int NC=50000; std::string ef2=versiond::api_format_response(versiond::api_build_response(db,"/api/stats")); int ls2=socket(AF_INET,SOCK_STREAM,0); assert(ls2>=0); int o2=1; setsockopt(ls2,SOL_SOCKET,SO_REUSEADDR,&o2,sizeof(o2)); sockaddr_in sa2{}; sa2.sin_family=AF_INET; sa2.sin_addr.s_addr=htonl(INADDR_LOOPBACK); sa2.sin_port=htons(0); assert(bind(ls2,(sockaddr*)&sa2,sizeof(sa2))==0); assert(listen(ls2,2048)==0); sockaddr_in ga2{}; socklen_t gl2=sizeof(ga2); assert(getsockname(ls2,(sockaddr*)&ga2,&gl2)==0); int tp2=ntohs(ga2.sin_port); std::thread srv([ls2,ef2,NC]{ for(int i=0;i<NC;i++){ int fd=accept(ls2,nullptr,nullptr); if(fd<0) break; char b[1024]; (void)recv(fd,b,sizeof(b),0); size_t n=0; while(n<ef2.size()){ ssize_t w=send(fd,ef2.data()+n,ef2.size()-n,MSG_NOSIGNAL); if(w<=0) break; n+=(size_t)w; } close(fd); } }); std::vector<std::string> outs((size_t)NC); std::vector<std::thread> cls; for(int i=0;i<NC;i++){ cls.emplace_back([tp2,&outs,i]{ int cl=socket(AF_INET,SOCK_STREAM,0); assert(cl>=0); sockaddr_in ca{}; ca.sin_family=AF_INET; ca.sin_addr.s_addr=htonl(INADDR_LOOPBACK); ca.sin_port=htons((uint16_t)tp2); assert(connect(cl,(sockaddr*)&ca,sizeof(ca))==0); const char* q="GET /api/stats HTTP/1.0\r\n\r\n"; assert(send(cl,q,strlen(q),MSG_NOSIGNAL)>0); char bb[4096]; ssize_t tn; while((tn=recv(cl,bb,sizeof(bb),0))>0) outs[(size_t)i].append(bb,(size_t)tn); close(cl); }); } for(auto& th: cls) th.join(); close(ls2); srv.join(); for(auto& s: outs) assert(s==ef2); }
printf("ok http-smoke live\n");
return 0;
}