* gnu/packages/i2p.scm: New file.
* gnu/local.mk (GNU_SYSTEM_MODULES): Add it.
---
 gnu/local.mk         |  1 +
 gnu/packages/i2p.scm | 85 ++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 86 insertions(+)
 create mode 100644 gnu/packages/i2p.scm

diff --git a/gnu/local.mk b/gnu/local.mk
index 67d9eb703a..b94e9fb97e 100644
--- a/gnu/local.mk
+++ b/gnu/local.mk
@@ -243,6 +243,7 @@ GNU_SYSTEM_MODULES =				\
   %D%/packages/hugs.scm				\
   %D%/packages/hurd.scm				\
   %D%/packages/hyperledger.scm			\
+  %D%/packages/i2p.scm				\
   %D%/packages/ibus.scm				\
   %D%/packages/icu4c.scm			\
   %D%/packages/idris.scm			\
diff --git a/gnu/packages/i2p.scm b/gnu/packages/i2p.scm
new file mode 100644
index 0000000000..f67461a260
--- /dev/null
+++ b/gnu/packages/i2p.scm
@@ -0,0 +1,85 @@
+;;; GNU Guix --- Functional package management for GNU
+;;; Copyright © 2019 Jakob L. Kreuze <zerodaysfordays@sdf.lonestar.org>
+;;;
+;;; This file is part of GNU Guix.
+;;;
+;;; GNU Guix is free software; you can redistribute it and/or modify it
+;;; under the terms of the GNU General Public License as published by
+;;; the Free Software Foundation; either version 3 of the License, or (at
+;;; your option) any later version.
+;;;
+;;; GNU Guix is distributed in the hope that it will be useful, but
+;;; WITHOUT ANY WARRANTY; without even the implied warranty of
+;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+;;; GNU General Public License for more details.
+;;;
+;;; You should have received a copy of the GNU General Public License
+;;; along with GNU Guix.  If not, see <http://www.gnu.org/licenses/>.
+
+(define-module (gnu packages i2p)
+  #:use-module (gnu packages boost)
+  #:use-module (gnu packages compression)
+  #:use-module (gnu packages tls)
+  #:use-module (gnu packages upnp)
+  #:use-module (gnu packages web)
+  #:use-module (guix packages)
+  #:use-module (guix git-download)
+  #:use-module (guix build-system cmake)
+  #:use-module ((guix licenses) #:prefix license:))
+
+(define-public i2pd
+  (package
+    (name "i2pd")
+    (version "2.27.0")
+    (source
+     (origin
+       (method git-fetch)
+       (uri (git-reference
+             (url "https://github.com/PurpleI2P/i2pd.git")
+             (commit version)))
+       (file-name (git-file-name name version))
+       (sha256
+        (base32 "00y0y57z84gakwa88zzm0g3ixgc6y7zm35rjiysiajzvmdq5w1wf"))))
+    (build-system cmake-build-system)
+    (inputs `(("boost" ,boost)
+              ("miniupnpc" ,miniupnpc)
+              ("openssl" ,openssl)
+              ("websocketpp" ,websocketpp)
+              ("zlib" ,zlib)))
+    (arguments '(#:configure-flags
+                 (let ((source (assoc-ref %build-inputs "source")))
+                   (list (string-append "-S" source "/build")
+                         "-DWITH_PCH=OFF"
+                         "-DWITH_STATIC=OFF"
+                         "-DWITH_UPNP=ON"
+                         "-DWITH_WEBSOCKETS=ON"
+                         "-DWITH_LIBRARY=ON"
+                         "-DWITH_BINARY=ON"))
+                 #:phases
+                 (modify-phases %standard-phases
+                   (replace 'check
+                     (lambda* (#:key
+                               (make-flags '())
+                               (parallel-tests? #t)
+                               #:allow-other-keys)
+                       (let ((oldpwd (getcwd))
+                             (source (assoc-ref %build-inputs "source")))
+                         (copy-recursively (string-append source "/tests")
+                                           "./tests")
+                         (chdir "./tests")
+                         (substitute* "Makefile"
+                           (("../libi2pd/") (string-append source "/libi2pd/")))
+                         (apply invoke "make" "all"
+                                `(,@(if parallel-tests?
+                                        `("-j" ,(number->string
+                                                 (parallel-job-count)))
+                                        '())
+                                  ,@make-flags))
+                         (chdir oldpwd)))))))
+    (home-page "https://i2pd.website/")
+    (synopsis "Router for an end-to-end encrypted and anonymous internet")
+    (description "i2pd is a client for the anonymous I2P network, upon which
+applications for file sharing, web browsing, instant messaging, and more are
+built. i2pd allows people from all around the world to communicate and share
+information securely without restrictions.")
+    (license license:bsd-3)))
-- 
2.22.0