From ad0548e956edfc6a120a035884475f0c835a0d37 Mon Sep 17 00:00:00 2001
From: 4o1x5 <4o1x5@4o1x5.dev>
Date: Mon, 20 May 2024 00:47:07 +0200
Subject: [PATCH] initial

---
 .gitignore        |    2 +
 Cargo.lock        | 1962 +++++++++++++++++++++++++++++++++++++++++++++
 Cargo.toml        |   23 +
 deny.toml         |    4 +
 dockerfile        |   11 +
 flake.lock        |  121 +++
 flake.nix         |  217 +++++
 readme.md         |    3 +
 service.nix       |   66 ++
 src/api.rs        |  146 ++++
 src/i2pmetrics.rs |   41 +
 src/main.rs       |   78 ++
 12 files changed, 2674 insertions(+)
 create mode 100644 .gitignore
 create mode 100644 Cargo.lock
 create mode 100644 Cargo.toml
 create mode 100644 deny.toml
 create mode 100644 dockerfile
 create mode 100644 flake.lock
 create mode 100644 flake.nix
 create mode 100644 readme.md
 create mode 100644 service.nix
 create mode 100644 src/api.rs
 create mode 100644 src/i2pmetrics.rs
 create mode 100644 src/main.rs

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..8ea0ee8
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,2 @@
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+result*
diff --git a/Cargo.lock b/Cargo.lock
new file mode 100644
index 0000000..a04def8
--- /dev/null
+++ b/Cargo.lock
@@ -0,0 +1,1962 @@
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+checksum = "ac3b87c63620426dd9b991e5ce0329eff545bccbbb34f3be09ff6fb6ab51b7b6"
+
+[[package]]
+name = "winapi-x86_64-pc-windows-gnu"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f"
+
+[[package]]
+name = "windows-sys"
+version = "0.48.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "677d2418bec65e3338edb076e806bc1ec15693c5d0104683f2efe857f61056a9"
+dependencies = [
+ "windows-targets 0.48.5",
+]
+
+[[package]]
+name = "windows-sys"
+version = "0.52.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "282be5f36a8ce781fad8c8ae18fa3f9beff57ec1b52cb3de0789201425d9a33d"
+dependencies = [
+ "windows-targets 0.52.0",
+]
+
+[[package]]
+name = "windows-targets"
+version = "0.48.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9a2fa6e2155d7247be68c096456083145c183cbbbc2764150dda45a87197940c"
+dependencies = [
+ "windows_aarch64_gnullvm 0.48.5",
+ "windows_aarch64_msvc 0.48.5",
+ "windows_i686_gnu 0.48.5",
+ "windows_i686_msvc 0.48.5",
+ "windows_x86_64_gnu 0.48.5",
+ "windows_x86_64_gnullvm 0.48.5",
+ "windows_x86_64_msvc 0.48.5",
+]
+
+[[package]]
+name = "windows-targets"
+version = "0.52.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8a18201040b24831fbb9e4eb208f8892e1f50a37feb53cc7ff887feb8f50e7cd"
+dependencies = [
+ "windows_aarch64_gnullvm 0.52.0",
+ "windows_aarch64_msvc 0.52.0",
+ "windows_i686_gnu 0.52.0",
+ "windows_i686_msvc 0.52.0",
+ "windows_x86_64_gnu 0.52.0",
+ "windows_x86_64_gnullvm 0.52.0",
+ "windows_x86_64_msvc 0.52.0",
+]
+
+[[package]]
+name = "windows_aarch64_gnullvm"
+version = "0.48.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2b38e32f0abccf9987a4e3079dfb67dcd799fb61361e53e2882c3cbaf0d905d8"
+
+[[package]]
+name = "windows_aarch64_gnullvm"
+version = "0.52.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "cb7764e35d4db8a7921e09562a0304bf2f93e0a51bfccee0bd0bb0b666b015ea"
+
+[[package]]
+name = "windows_aarch64_msvc"
+version = "0.48.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "dc35310971f3b2dbbf3f0690a219f40e2d9afcf64f9ab7cc1be722937c26b4bc"
+
+[[package]]
+name = "windows_aarch64_msvc"
+version = "0.52.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bbaa0368d4f1d2aaefc55b6fcfee13f41544ddf36801e793edbbfd7d7df075ef"
+
+[[package]]
+name = "windows_i686_gnu"
+version = "0.48.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a75915e7def60c94dcef72200b9a8e58e5091744960da64ec734a6c6e9b3743e"
+
+[[package]]
+name = "windows_i686_gnu"
+version = "0.52.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a28637cb1fa3560a16915793afb20081aba2c92ee8af57b4d5f28e4b3e7df313"
+
+[[package]]
+name = "windows_i686_msvc"
+version = "0.48.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8f55c233f70c4b27f66c523580f78f1004e8b5a8b659e05a4eb49d4166cca406"
+
+[[package]]
+name = "windows_i686_msvc"
+version = "0.52.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ffe5e8e31046ce6230cc7215707b816e339ff4d4d67c65dffa206fd0f7aa7b9a"
+
+[[package]]
+name = "windows_x86_64_gnu"
+version = "0.48.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "53d40abd2583d23e4718fddf1ebec84dbff8381c07cae67ff7768bbf19c6718e"
+
+[[package]]
+name = "windows_x86_64_gnu"
+version = "0.52.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3d6fa32db2bc4a2f5abeacf2b69f7992cd09dca97498da74a151a3132c26befd"
+
+[[package]]
+name = "windows_x86_64_gnullvm"
+version = "0.48.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0b7b52767868a23d5bab768e390dc5f5c55825b6d30b86c844ff2dc7414044cc"
+
+[[package]]
+name = "windows_x86_64_gnullvm"
+version = "0.52.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1a657e1e9d3f514745a572a6846d3c7aa7dbe1658c056ed9c3344c4109a6949e"
+
+[[package]]
+name = "windows_x86_64_msvc"
+version = "0.48.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ed94fce61571a4006852b7389a063ab983c02eb1bb37b47f8272ce92d06d9538"
+
+[[package]]
+name = "windows_x86_64_msvc"
+version = "0.52.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "dff9641d1cd4be8d1a070daf9e3773c5f67e78b4d9d42263020c057706765c04"
+
+[[package]]
+name = "winreg"
+version = "0.50.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "524e57b2c537c0f9b1e69f1965311ec12182b4122e45035b1508cd24d2adadb1"
+dependencies = [
+ "cfg-if",
+ "windows-sys 0.48.0",
+]
+
+[[package]]
+name = "zerocopy"
+version = "0.7.32"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "74d4d3961e53fa4c9a25a8637fc2bfaf2595b3d3ae34875568a5cf64787716be"
+dependencies = [
+ "zerocopy-derive",
+]
+
+[[package]]
+name = "zerocopy-derive"
+version = "0.7.32"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9ce1b18ccd8e73a9321186f97e46f9f04b778851177567b1975109d26a08d2a6"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn 2.0.50",
+]
diff --git a/Cargo.toml b/Cargo.toml
new file mode 100644
index 0000000..41d94fb
--- /dev/null
+++ b/Cargo.toml
@@ -0,0 +1,23 @@
+[package]
+name = "i2pdmetrics"
+version = "0.1.0"
+edition = "2021"
+
+
+[dependencies]
+async-std = { version = "1.12.0", features = ["attributes", "tokio1"] }
+derive-getters = "0.3.0"
+derive_builder = "0.20.0"
+dotenv = "0.15.0"
+env_logger = "0.11.2"
+envy = "0.4.2"
+jsonrpc = "0.17.0"
+log = "0.4.20"
+metrics = "0.22.1"
+metrics-exporter-prometheus = { version = "0.13.1", features = [
+    "http-listener",
+] }
+metrics-util = "0.16.2"
+reqwest = "0.11.24"
+serde = "1.0.197"
+serde_json = "1.0.114"
diff --git a/deny.toml b/deny.toml
new file mode 100644
index 0000000..b951a73
--- /dev/null
+++ b/deny.toml
@@ -0,0 +1,4 @@
+[licenses]
+allow = [
+  "MIT"
+]
diff --git a/dockerfile b/dockerfile
new file mode 100644
index 0000000..bc81466
--- /dev/null
+++ b/dockerfile
@@ -0,0 +1,11 @@
+# 1. This tells docker to use the Rust official image
+FROM rust:latest
+
+# 2. Copy the files in your machine to the Docker image
+COPY ./ ./
+
+# Build your program for release
+RUN cargo build --release
+
+# Run the binary
+CMD ["./target/release/i2pdmetrics"]
diff --git a/flake.lock b/flake.lock
new file mode 100644
index 0000000..f28a218
--- /dev/null
+++ b/flake.lock
@@ -0,0 +1,121 @@
+{
+  "nodes": {
+    "advisory-db": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1714183630,
+        "narHash": "sha256-1BVft7ggSN2XXFeXQjazU3jN9wVECd9qp2mZx/8GDMk=",
+        "owner": "rustsec",
+        "repo": "advisory-db",
+        "rev": "35e7459a331d3e0c585e56dabd03006b9b354088",
+        "type": "github"
+      },
+      "original": {
+        "owner": "rustsec",
+        "repo": "advisory-db",
+        "type": "github"
+      }
+    },
+    "crane": {
+      "inputs": {
+        "nixpkgs": [
+          "nixpkgs"
+        ]
+      },
+      "locked": {
+        "lastModified": 1716155989,
+        "narHash": "sha256-waAI5EvvISkQyw44awtrzdzqTVKsrSLbgiUHP6RM6BE=",
+        "owner": "ipetkov",
+        "repo": "crane",
+        "rev": "b7a1655564f96c28fa4c7a0d4888034c47f5ceb0",
+        "type": "github"
+      },
+      "original": {
+        "owner": "ipetkov",
+        "repo": "crane",
+        "type": "github"
+      }
+    },
+    "fenix": {
+      "inputs": {
+        "nixpkgs": [
+          "nixpkgs"
+        ],
+        "rust-analyzer-src": []
+      },
+      "locked": {
+        "lastModified": 1716099865,
+        "narHash": "sha256-GrNswS37mF+Jj/GNb2uNapd11sR9IWf7j9WexybunPs=",
+        "owner": "nix-community",
+        "repo": "fenix",
+        "rev": "f7737feef42fa8abe70de20b9a13b845a113cfeb",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-community",
+        "repo": "fenix",
+        "type": "github"
+      }
+    },
+    "flake-utils": {
+      "inputs": {
+        "systems": "systems"
+      },
+      "locked": {
+        "lastModified": 1710146030,
+        "narHash": "sha256-SZ5L6eA7HJ/nmkzGG7/ISclqe6oZdOZTNoesiInkXPQ=",
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "rev": "b1d9ab70662946ef0850d488da1c9019f3a9752a",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "type": "github"
+      }
+    },
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1716128955,
+        "narHash": "sha256-3DNg/PV+X2V7yn8b/fUR2ppakw7D9N4sjVBGk6nDwII=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "f9256de8281f2ccd04985ac5c30d8f69aefadbe8",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixpkgs-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "root": {
+      "inputs": {
+        "advisory-db": "advisory-db",
+        "crane": "crane",
+        "fenix": "fenix",
+        "flake-utils": "flake-utils",
+        "nixpkgs": "nixpkgs"
+      }
+    },
+    "systems": {
+      "locked": {
+        "lastModified": 1681028828,
+        "narHash": "sha256-Vy1rq5AaRuLzOxct8nz4T6wlgyUR7zLU309k9mBC768=",
+        "owner": "nix-systems",
+        "repo": "default",
+        "rev": "da67096a3b9bf56a91d16901293e51ba5b49a27e",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-systems",
+        "repo": "default",
+        "type": "github"
+      }
+    }
+  },
+  "root": "root",
+  "version": 7
+}
diff --git a/flake.nix b/flake.nix
new file mode 100644
index 0000000..523364e
--- /dev/null
+++ b/flake.nix
@@ -0,0 +1,217 @@
+{
+  description = "Build a cargo project";
+
+  inputs = {
+    nixpkgs.url = "github:NixOS/nixpkgs/nixpkgs-unstable";
+
+    crane = {
+      url = "github:ipetkov/crane";
+      inputs.nixpkgs.follows = "nixpkgs";
+    };
+
+    fenix = {
+      url = "github:nix-community/fenix";
+      inputs.nixpkgs.follows = "nixpkgs";
+      inputs.rust-analyzer-src.follows = "";
+    };
+
+    flake-utils.url = "github:numtide/flake-utils";
+
+    advisory-db = {
+      url = "github:rustsec/advisory-db";
+      flake = false;
+    };
+
+  };
+
+  outputs =
+    { self
+    , nixpkgs
+    , crane
+    , fenix
+    , flake-utils
+    , advisory-db
+    , ...
+    }:
+    flake-utils.lib.eachDefaultSystem (system:
+    let
+      pkgs = nixpkgs.legacyPackages.${system};
+
+      inherit (pkgs) lib;
+
+      craneLib = crane.mkLib pkgs;
+      src = craneLib.cleanCargoSource (craneLib.path ./.);
+
+      # Common arguments can be set here to avoid repeating them later
+      commonArgs = {
+        inherit src;
+        strictDeps = true;
+
+        buildInputs = with pkgs; [
+          pkg-config
+          openssl
+        ] ++ lib.optionals pkgs.stdenv.isDarwin [
+          pkgs.libiconv
+        ];
+
+      };
+
+      craneLibLLvmTools = craneLib.overrideToolchain
+        (fenix.packages.${system}.complete.withComponents [
+          "cargo"
+          "llvm-tools"
+          "rustc"
+        ]);
+
+      # Build *just* the cargo dependencies, so we can reuse
+      # all of that work (e.g. via cachix) when running in CI
+      cargoArtifacts = craneLib.buildDepsOnly commonArgs;
+
+      # Build the actual crate itself, reusing the dependency
+      # artifacts from above.
+      i2pd-exporter = craneLib.buildPackage (commonArgs // {
+        inherit cargoArtifacts;
+      });
+    in
+    {
+      checks = {
+        # Build the crate as part of `nix flake check` for convenience
+        inherit i2pd-exporter;
+
+        # Run clippy (and deny all warnings) on the crate source,
+        # again, reusing the dependency artifacts from above.
+        #
+        # Note that this is done as a separate derivation so that
+        # we can block the CI if there are issues here, but not
+        # prevent downstream consumers from building our crate by itself.
+        i2pd-exporter-clippy = craneLib.cargoClippy (commonArgs // {
+          inherit cargoArtifacts;
+          cargoClippyExtraArgs = "--all-targets -- --deny warnings";
+        });
+
+        i2pd-exporter-doc = craneLib.cargoDoc (commonArgs // {
+          inherit cargoArtifacts;
+        });
+
+        # Check formatting
+        i2pd-exporter-fmt = craneLib.cargoFmt {
+          inherit src;
+        };
+
+        # Audit dependencies
+        i2pd-exporter-audit = craneLib.cargoAudit {
+          inherit src advisory-db;
+        };
+
+        # Audit licenses
+        i2pd-exporter-deny = craneLib.cargoDeny {
+          inherit src;
+        };
+
+        # Run tests with cargo-nextest
+        # Consider setting `doCheck = false` on `i2pd-exporter` if you do not want
+        # the tests to run twice
+        i2pd-exporter-nextest = craneLib.cargoNextest (commonArgs // {
+          inherit cargoArtifacts;
+          partitions = 1;
+          partitionType = "count";
+        });
+      };
+
+      packages = {
+        default = i2pd-exporter;
+      } // lib.optionalAttrs (!pkgs.stdenv.isDarwin) {
+        i2pd-exporter-llvm-coverage = craneLibLLvmTools.cargoLlvmCov (commonArgs // {
+          inherit cargoArtifacts;
+        });
+      };
+
+
+      apps.default = flake-utils.lib.mkApp {
+        drv = i2pd-exporter;
+      };
+
+      devShells.default = craneLib.devShell {
+        # Inherit inputs from checks.
+        checks = self.checks.${system};
+
+        LIBCLANG_PATH = "${pkgs.llvmPackages_17.libclang.lib}/lib";
+        RUST_BACKTRACE = 1;
+        RUST_SRC_PATH = "${pkgs.rust.packages.stable.rustPlatform.rustLibSrc}";
+
+        packages = with pkgs; [
+          rustfmt
+          rust-analyzer
+          clippy
+          openssl
+          sqlite
+        ];
+
+      };
+    });
+  nixosModules.default =
+    { config
+    , lib
+    , pkgs
+    , ...
+    }:
+    let
+      cfg = config.services.prometheus.exporters.i2pd-exporter;
+    in
+    {
+      options.services.prometheus.exporters.i2pd-exporter = {
+
+        enable = mkEnableOption (lib.mdDoc "lemmy a federated alternative to reddit in rust");
+
+        listenAddress = mkOption {
+          type = with types; nullOr str;
+          default = "127.0.0.1";
+          description = lib.mdDoc "The connection URI to use. Takes priority over the configuration file if set.";
+        };
+
+        port = mkOption {
+          type = types.port;
+          default = 5733;
+          description = lib.mdDoc "The connection URI to use. Takes priority over the configuration file if set.";
+        };
+
+        routerAddress = mkOption {
+          type = with types; nullOr str;
+          default = "http://127.0.0.1:7650";
+          description = lib.mdDoc "The connection URI to use. Takes priority over the configuration file if set.";
+        };
+
+        routerPassword = mkOption {
+          type = with types; nullOr str;
+          default = "itoopie";
+          description = lib.mdDoc "The connection URI to use. Takes priority over the configuration file if set.";
+        };
+
+
+
+        systemd.services.i2pd-exporter =
+          {
+            description = "I2PD prometheus exporter";
+
+            environment = {
+              IP = cfg.services.prometheus.exporters.i2pd-exporter.listenAddress;
+              PORT = cfg.services.prometheus.exporters.i2pd-exporter.port;
+              ADDRESS = cfg.services.prometheus.exporters.i2pd-exporter.routerAddress;
+              PASSWORD = cfg.services.prometheus.exporters.i2pd-exporter.routerPassword;
+            };
+
+            wantedBy = [ "multi-user.target" ];
+
+
+            serviceConfig = {
+              DynamicUser = true;
+              RuntimeDirectory = "i2pd-exporter";
+              ExecStart = "${cfg.server.package}/bin/i2pdexporter";
+              PrivateTmp = true;
+              MemoryDenyWriteExecute = true;
+              NoNewPrivileges = true;
+            };
+          };
+      };
+    };
+}
diff --git a/readme.md b/readme.md
new file mode 100644
index 0000000..8aeb7d7
--- /dev/null
+++ b/readme.md
@@ -0,0 +1,3 @@
+# I2PD exporter
+
+A basic prometheus exporter that exports miscellaneous data using the i2pcontrol protocol such as peers, data sent & received and so on...
diff --git a/service.nix b/service.nix
new file mode 100644
index 0000000..50230d9
--- /dev/null
+++ b/service.nix
@@ -0,0 +1,66 @@
+{ lib, pkgs, config, utils, ... }:
+with lib;
+let
+  cfg = config.services.prometheus.exporters.i2pd-exporter;
+  settingsFormat = pkgs.formats.json { };
+in
+{
+
+
+  options.services.prometheus.exporters.i2pd-exporter = {
+
+    enable = mkEnableOption (lib.mdDoc "lemmy a federated alternative to reddit in rust");
+
+    listenAddress = mkOption {
+      type = with types; nullOr str;
+      default = "127.0.0.1";
+      description = lib.mdDoc "The connection URI to use. Takes priority over the configuration file if set.";
+    };
+
+    port = mkOption {
+      type = types.port;
+      default = 5733;
+      description = lib.mdDoc "The connection URI to use. Takes priority over the configuration file if set.";
+    };
+
+    routerAddress = mkOption {
+      type = with types; nullOr str;
+      default = "http://127.0.0.1:7650";
+      description = lib.mdDoc "The connection URI to use. Takes priority over the configuration file if set.";
+    };
+
+    routerPassword = mkOption {
+      type = with types; nullOr str;
+      default = "itoopie";
+      description = lib.mdDoc "The connection URI to use. Takes priority over the configuration file if set.";
+    };
+
+
+
+    systemd.services.i2pd-exporter =
+      {
+        description = "I2PD prometheus exporter";
+
+        environment = {
+          IP = cfg.services.prometheus.exporters.i2pd-exporter.listenAddress;
+          PORT = cfg.services.prometheus.exporters.i2pd-exporter.port;
+          ADDRESS = cfg.services.prometheus.exporters.i2pd-exporter.routerAddress;
+          PASSWORD = cfg.services.prometheus.exporters.i2pd-exporter.routerPassword;
+        };
+
+        wantedBy = [ "multi-user.target" ];
+
+
+        serviceConfig = {
+          DynamicUser = true;
+          RuntimeDirectory = "i2pd-exporter";
+          ExecStart = "${cfg.server.package}/bin/i2pdexporter";
+          PrivateTmp = true;
+          MemoryDenyWriteExecute = true;
+          NoNewPrivileges = true;
+        };
+      };
+
+
+  };
+}
diff --git a/src/api.rs b/src/api.rs
new file mode 100644
index 0000000..2aa0ce7
--- /dev/null
+++ b/src/api.rs
@@ -0,0 +1,146 @@
+use std::{default, f32::consts::E};
+
+use derive_builder::Builder;
+use serde::Deserialize;
+use serde_json::json;
+
+use crate::i2pmetrics::Metrics;
+
+#[derive(Builder, Debug)]
+pub struct I2PControl {
+    //
+    endpoint: reqwest::Url,
+    client: reqwest::Client,
+
+    #[builder(default = "false")]
+    authenticated: bool,
+    #[builder(default = "0")]
+    token: i64,
+
+    password: String,
+}
+#[derive(Debug)]
+pub enum I2PControlError {
+    HostUnreachable,
+    InvalidResponse,
+    InvalidPassword,
+}
+impl I2PControl {
+    pub async fn auth(&mut self) -> Result<(), I2PControlError> {
+        let req = self
+            .client
+            .post(self.endpoint.clone())
+            .body(
+                json!({
+
+                "id": "1",
+                "method": "Authenticate",
+                "params": {
+                    "API": 1,
+                    "Password": self.password
+                },
+                "jsonrpc": "2.0"
+
+                    })
+                .to_string(),
+            )
+            .send()
+            .await;
+        let response = match req {
+            Ok(data) => data,
+            Err(_) => return Err(I2PControlError::HostUnreachable),
+        };
+        let text = match response.text().await {
+            Ok(data) => data,
+            Err(_) => return Err(I2PControlError::InvalidResponse),
+        };
+        let data: RouterResponse = match serde_json::from_str(text.as_str()) {
+            Ok(dat) => dat,
+            Err(_) => return Err(I2PControlError::InvalidResponse),
+        };
+
+        match data.result.pointer("/token") {
+            None => return Err(I2PControlError::InvalidPassword),
+            Some(token) => match token.as_i64() {
+                Some(token) => {
+                    self.authenticated = true;
+                    self.token = token;
+                }
+                None => return Err(I2PControlError::InvalidResponse),
+            },
+        }
+
+        return Ok(());
+    }
+    pub async fn fetch(&self) -> Result<Metrics, I2PControlError> {
+        //
+        let response = self
+            .client
+            .post(self.endpoint.clone())
+            .body(
+                json!({
+                "id": "3",
+                "method": "RouterInfo",
+                "params": {
+                    "i2p.router.uptime": "",
+                    "i2p.router.version": "",
+                    "i2p.router.net.bw.inbound.15s": "",
+                    "i2p.router.net.bw.outbound.15s": "",
+                    "i2p.router.net.status": "",
+                    "i2p.router.net.tunnels.participating": "",
+                    "i2p.router.net.tunnels.successrate": "",
+                    "i2p.router.netdb.activepeers": "",
+                    "i2p.router.netdb.knownpeers": "",
+                    "i2p.router.net.total.received.bytes": "",
+                    "i2p.router.net.total.sent.bytes": "",
+                    "Token": self.token
+                },
+                "jsonrpc": "2.0"
+                    })
+                .to_string(),
+            )
+            .send()
+            .await;
+
+        match response {
+            Ok(res) => {
+                let text = match res.text().await {
+                    Ok(data) => data,
+                    Err(error) => {
+                        log::debug!("Failed to convert into text {}", error);
+                        return Err(I2PControlError::InvalidResponse);
+                    }
+                };
+                let data: RouterResponse = match serde_json::from_str(text.as_str()) {
+                    Ok(data) => data,
+                    Err(error) => {
+                        log::debug!("Failed to convert into routerresponse {}", error);
+                        return Err(I2PControlError::InvalidResponse);
+                    }
+                };
+                let metrics: Metrics = match serde_json::from_value(data.result) {
+                    Ok(metrics) => metrics,
+                    Err(error) => {
+                        return {
+                            log::debug!("Failed to convert into metrics: {}", error);
+                            Err(I2PControlError::InvalidResponse)
+                        }
+                    }
+                };
+
+                return Ok(metrics);
+            }
+            Err(error) => {
+                println!("error: {}", error);
+                return Err(I2PControlError::HostUnreachable);
+            }
+        }
+    }
+}
+
+#[derive(Deserialize)]
+struct RouterResponse {
+    id: i32,
+    result: serde_json::Value,
+    jsonrpc: String,
+}
diff --git a/src/i2pmetrics.rs b/src/i2pmetrics.rs
new file mode 100644
index 0000000..decd403
--- /dev/null
+++ b/src/i2pmetrics.rs
@@ -0,0 +1,41 @@
+use derive_getters::Getters;
+use serde::Deserialize;
+
+
+
+#[derive(Deserialize, Debug, Getters, Clone)]
+pub struct Metrics {
+    //
+    #[serde(alias = "i2p.router.uptime")]
+    uptime: i32,
+
+    #[serde(alias = "i2p.router.version")]
+    version: String,
+
+    #[serde(alias = "i2p.router.net.bw.inbound.15s")]
+    inbound_15s: f64,
+
+    #[serde(alias = "i2p.router.net.bw.outbound.15s")]
+    outbound_15s: f64,
+
+    #[serde(alias = "i2p.router.net.status")]
+    status: i32,
+
+    #[serde(alias = "i2p.router.net.tunnels.participating")]
+    transit_tunnels: i32,
+
+    #[serde(alias = "i2p.router.netdb.activepeers")]
+    active_peers: i32,
+
+    #[serde(alias = "i2p.router.netdb.knownpeers")]
+    known_peers: i32,
+
+    #[serde(alias = "i2p.router.net.tunnels.successrate")]
+    success_rate: i32,
+
+    #[serde(alias = "i2p.router.net.total.received.bytes")]
+    total_bytes_received: f64,
+
+    #[serde(alias = "i2p.router.net.total.sent.bytes")]
+    total_bytes_sent: f64,
+}
diff --git a/src/main.rs b/src/main.rs
new file mode 100644
index 0000000..a525100
--- /dev/null
+++ b/src/main.rs
@@ -0,0 +1,78 @@
+use std::{
+    net::{Ipv4Addr, SocketAddr, SocketAddrV4},
+    thread,
+    time::Duration,
+};
+
+use api::{I2PControl, I2PControlBuilder};
+use dotenv::dotenv;
+use metrics_exporter_prometheus::PrometheusBuilder;
+use reqwest::Url;
+
+use metrics::{counter, describe_counter, describe_gauge, describe_histogram, gauge, histogram};
+use serde::Deserialize;
+
+mod api;
+mod i2pmetrics;
+
+#[derive(Deserialize)]
+struct Configuration {
+    ip: String,
+    port: i32,
+    router: String,
+    password: String,
+}
+#[async_std::main]
+async fn main() {
+    let _ = env_logger::init();
+    let _ = dotenv();
+    let c = envy::from_env::<Configuration>().expect("Invalid variables given");
+
+    let mut client = I2PControlBuilder::default()
+        .client(
+            reqwest::ClientBuilder::new()
+                .danger_accept_invalid_certs(true)
+                .build()
+                .unwrap(),
+        )
+        .endpoint(Url::parse(&c.router).unwrap())
+        .password(c.password.into())
+        .build()
+        .unwrap();
+
+    match client.auth().await {
+        Ok(_) => (),
+        Err(error) => {
+            println!("Failed to authenticate: {:?}", error)
+        }
+    };
+    // Bulding metrics
+    let builder = PrometheusBuilder::new();
+    builder
+        .with_http_listener(SocketAddr::new(
+            std::net::IpAddr::V4(c.ip.parse().unwrap()),
+            c.port as u16,
+        ))
+        .install()
+        .expect("failed to install Prometheus recorder");
+
+    // Setting gauges
+    loop {
+        thread::sleep(Duration::from_secs(1));
+        match client.fetch().await {
+            Ok(data) => {
+                counter!("i2p_uptime").absolute(*data.uptime() as u64);
+                gauge!("i2p_inbound_15s").set(*data.inbound_15s());
+                gauge!("i2p_outbound_15s").set(*data.outbound_15s());
+                gauge!("i2p_status").set(*data.status() as f64);
+                gauge!("i2p_transit_tunnels").set(*data.transit_tunnels() as f64);
+                gauge!("i2p_active_peers").set(*data.active_peers() as f64);
+                gauge!("i2p_known_peers").set(*data.known_peers() as f64);
+                gauge!("i2p_success_rate").set(*data.success_rate() as f64);
+                gauge!("i2p_total_bytes_received").set(*data.total_bytes_received());
+                gauge!("i2p_total_bytes_sent").set(*data.total_bytes_sent());
+            }
+            Err(_) => (),
+        }
+    }
+}