Libssh2 implementation and OSX/Windows packaging changes (#108)

Added get and set agent identity path functions.
Added agent tests and agent object initialisation from python.
Updated OSX wheel building
Updated Windows wheel building

Author: pkittenis

.appveyor.yml

@@ -1,12 +1,13 @@
+max_jobs: 5
+build:
+  parallel: true
+  verbosity: minimal
+skip_branch_with_pr: true
 environment:
   global:
-    # SDK v7.0 MSVC Express 2008's SetEnv.cmd script will fail if the
-    # /E:ON and /V:ON options are not enabled in the batch script intepreter
-    # See: http://stackoverflow.com/a/13751649/163740
-    CMD_IN_ENV: "cmd /E:ON /V:ON /C %APPVEYOR_BUILD_FOLDER%\\ci\\appveyor\\run_with_env.cmd"
     PYTHONUNBUFFERED: 1
     EMBEDDED_LIB: 1
-    OPENSSL_VER: 1.1.0h
+    SYSTEM_LIBSSH2: 1
     PYPI_USER:
       secure: 2m0jy6JD/R9RExIosOT6YA==
     PYPI_PASS:
@@ -17,21 +18,18 @@ environment:
       PYTHON_ARCH: "64"
       MSVC: "Visual Studio 14 Win64"
       ARCH: x64_86
-      SYSTEM_LIBSSH2: 1
 
     - PYTHON: "C:\\Python37-x64"
       PYTHON_VERSION: "3.7"
       PYTHON_ARCH: "64"
       MSVC: "Visual Studio 14 Win64"
       ARCH: x64_86
-      SYSTEM_LIBSSH2: 1
 
     - PYTHON: "C:\\Python38-x64"
       PYTHON_VERSION: "3.8"
       PYTHON_ARCH: "64"
       MSVC: "Visual Studio 14 Win64"
       ARCH: x64_86
-      SYSTEM_LIBSSH2: 1
 
 install:
   # If there is a newer build queued for the same PR, cancel this one.
@@ -43,8 +41,12 @@ install:
         https://ci.appveyor.com/api/projects/$env:APPVEYOR_ACCOUNT_NAME/$env:APPVEYOR_PROJECT_SLUG/history?recordsNumber=50).builds | `
         Where-Object pullRequestId -eq $env:APPVEYOR_PULL_REQUEST_NUMBER)[0].buildNumber) { `
           throw "There are newer queued builds for this pull request, failing early." }
-  - ECHO "Installed SDKs:"
-  - ps: "ls \"C:/Program Files/Microsoft SDKs/Windows\""
+  - set OPENSSL_DIR="C:\OpenSSL-v11-Win%PYTHON_ARCH%"
+  - set VCLIBDIR=%WINDIR%\System32
+  - cp %VCLIBDIR%/vcruntime*.dll ssh2/
+  - cp %VCLIBDIR%/msvcp*.dll ssh2/
+  - cp %VCLIBDIR%/msvcr*.dll ssh2/
+  - cp %OPENSSL_DIR%/bin/*.dll ssh2/
 
   # Prepend newly installed Python to the PATH of this build (this cannot be
   # done from inside the powershell script as it would require to restart
@@ -55,17 +57,7 @@ install:
   - "python --version"
   - "python -c \"import struct; print(struct.calcsize('P') * 8)\""
 
-  # Upgrade to the latest version of pip to avoid it displaying warnings
-  # about it being out of date.
-  # - "pip install --disable-pip-version-check --user --upgrade pip"
-
-  # Install the build dependencies of the project. If some dependencies contain
-  # compiled extensions and are not provided as pre-built wheel packages,
-  # pip will build them from source using the MSVC compiler matching the
-  # target Python version and architecture
-  - "%CMD_IN_ENV% pip install -r requirements_dev.txt"
-  - "%CMD_IN_ENV% pip install -U wheel setuptools twine"
-  - git submodule update --init --recursive
+  - pip install -U wheel setuptools twine cython
 
   # .c files need to be generated on Windows to handle platform
   # specific code.
@@ -74,17 +66,17 @@ install:
   - python ci/appveyor/fix_version.py .
   - mv -f .git .git.bak
   - 7z x ci\appveyor\zlib1211.zip
-  - 7z x ci\appveyor\openssl-%OPENSSL_VER%-x%PYTHON_ARCH%-VC2017.zip
-  - cp openssl-%OPENSSL_VER%-x%PYTHON_ARCH%-VC2017\libssl-1_1-x%PYTHON_ARCH%.dll ssh2\ || cp openssl-%OPENSSL_VER%-x%PYTHON_ARCH%-VC2017\libssl-1_1.dll ssh2\
-  - cp openssl-%OPENSSL_VER%-x%PYTHON_ARCH%-VC2017\libcrypto-1_1-x%PYTHON_ARCH%.dll ssh2\ || cp openssl-%OPENSSL_VER%-x%PYTHON_ARCH%-VC2017\libcrypto-1_1.dll ssh2\
   - ps: ls ssh2
+
 build_script:
-  - "%CMD_IN_ENV% ci\\appveyor\\build_zlib.bat"
-  - "%CMD_IN_ENV% ci\\appveyor\\build_ssh2.bat"
+  - ci\\appveyor\\build_zlib.bat
+  - ci\\appveyor\\build_ssh2.bat
   - rm -f ssh2/*.c
-  - "%CMD_IN_ENV% python setup.py build_ext -I libssh2/include"
-  - "%CMD_IN_ENV% python setup.py build"
-  - "%CMD_IN_ENV% python setup.py install"
+  - python -V
+  - python setup.py build_ext -I libssh2/include
+  - python setup.py build
+  - python setup.py install
+  - ps: ls ssh2
 
 test_script:
   - cd dist
@@ -93,7 +85,7 @@ test_script:
 
 after_test:
   # If tests are successful, create binary packages for the project.
-  - "%CMD_IN_ENV% python setup.py bdist_wheel "
+  - python setup.py bdist_wheel
   - mv dist/* .
 
 artifacts:

.travis.yml

@@ -7,22 +7,11 @@ cache:
       - "$HOME/.git/lfs"
 notifications:
   email: false
-sudo: required
-dist: xenial
-services:
-  - docker
 python:
   - 2.7
   - 3.6
   - 3.7
   - 3.8
-addons:
-  apt:
-    packages:
-      - openssh-server
-      - rpm
-      - dpkg
-      - cmake
 install:
   - pip install flake8 jinja2 sphinx sphinx_rtd_theme
   - python setup.py build_ext --inplace
@@ -39,31 +28,39 @@ script:
   - cd doc
   - make html
   - cd ..
+sudo: required
+dist: xenial
+services:
+  - docker
+addons:
+  apt:
+    packages:
+      - openssh-server
+      - rpm
+      - dpkg
+      - cmake
 
 jobs:
   include:
 
+    - stage: test
+      if: type = push OR \
+          (type = pull_request AND fork = true)
+
     - &osx-wheels
       stage: build packages
+      if: tag IS present
       os: osx
       osx_image: xcode11.6
       env:
-        - PYENV: 3.6.11
         - SYSTEM_LIBSSH2: 1
-      before_cache:
-        - brew cleanup
       before_install:
-        - brew update
-        - brew install ccache
-        - brew outdated openssl || travis_wait brew upgrade openssl || echo "y"
-        - sudo -H pip install twine
+        - brew install libssh2
+        - pip3 install twine
         - which twine
-        - sudo ci/install-ssh2.sh
-        - cp /usr/local/lib/libssh2* .
-        - mkdir -p wheels
       install: skip
       script:
-        - travis_wait ./ci/travis/pyenv-wheel.sh
+        - ./ci/osx-wheel.sh
       after_success:
         - if [[ ! -z "$TRAVIS_TAG" ]]; then
               twine upload --skip-existing -u $PYPI_U -p $PYPI_P wheels/*.whl;
@@ -73,50 +70,9 @@ jobs:
 
     - <<: *osx-wheels
       osx_image: xcode11.3
-      env:
-        - PYENV: 3.6.11
-        - SYSTEM_LIBSSH2: 1
-      install: skip
-      script:
-        - travis_wait ./ci/travis/pyenv-wheel.sh
-
-    - <<: *osx-wheels
-      osx_image: xcode11.6
-      env:
-        - PYENV: 3.7.8
-        - SYSTEM_LIBSSH2: 1
-      install: skip
-      script:
-        - travis_wait ./ci/travis/pyenv-wheel.sh
-
-    - <<: *osx-wheels
-      osx_image: xcode11.3
-      env:
-        - PYENV: 3.7.8
-        - SYSTEM_LIBSSH2: 1
-      install: skip
-      script:
-        - travis_wait ./ci/travis/pyenv-wheel.sh
-
-    - <<: *osx-wheels
-      osx_image: xcode11.3
-      env:
-        - PYENV: 3.8.5
-        - SYSTEM_LIBSSH2: 1
-      install: skip
-      script:
-        - travis_wait ./ci/travis/pyenv-wheel.sh
-
-    - <<: *osx-wheels
-      osx_image: xcode11.6
-      env:
-        - PYENV: 3.8.5
-        - SYSTEM_LIBSSH2: 1
-      install: skip
-      script:
-        - travis_wait ./ci/travis/pyenv-wheel.sh
 
     - stage: build packages
+      if: tag IS present
       os: linux
       python: 3.6
       env:

ci/appveyor/anaconda_upload.py

@@ -1,55 +1,23 @@
 mkdir src
 cd src
 
-IF "%PYTHON_ARCH%" == "32" (
-  set OPENSSL_DIR="C:\OpenSSL-v11-Win32"
-) ELSE (
-  set OPENSSL_DIR="C:\OpenSSL-v11-Win64"
+ECHO "Building with platform %MSVC%"
+cmake ..\libssh2 -G "NMake Makefiles"         ^
+       -DCMAKE_BUILD_TYPE=Release             ^
+       -DCRYPTO_BACKEND=OpenSSL               ^
+       -G"%MSVC%"                             ^
+       -DBUILD_SHARED_LIBS=OFF                ^
+       -DENABLE_ZLIB_COMPRESSION=ON           ^
+       -DENABLE_CRYPT_NONE=ON                 ^
+       -DENABLE_MAC_NONE=ON                   ^
+       -DZLIB_LIBRARY=C:/zlib/lib/zlib.lib    ^
+       -DZLIB_INCLUDE_DIR=C:/zlib/include     ^
+       -DOPENSSL_ROOT_DIR=%OPENSSL_DIR%
 )
 
-ls %OPENSSL_DIR%\lib
-ls %OPENSSL_DIR%\lib\VC
-ls %OPENSSL_DIR%\lib\VC\static
-
-IF "%MSVC%" == "Visual Studio 9" (
-   ECHO "Building without platform set"
-   cmake ..\libssh2 -G "NMake Makefiles"        ^
-   	 -DCMAKE_BUILD_TYPE=Release             ^
-	 -DCRYPTO_BACKEND=OpenSSL               ^
-	 -DBUILD_SHARED_LIBS=OFF                ^
-	 -DENABLE_ZLIB_COMPRESSION=ON           ^
-	 -DENABLE_CRYPT_NONE=ON                 ^
-	 -DENABLE_MAC_NONE=ON                   ^
-	 -DZLIB_LIBRARY=C:/zlib/lib/zlib.lib    ^
-	 -DZLIB_INCLUDE_DIR=C:/zlib/include     ^
-	 -DOPENSSL_ROOT_DIR=%OPENSSL_DIR%
-REM	 -DOPENSSL_MSVC_STATIC_RT=TRUE
-REM 	 -DOPENSSL_USE_STATIC_LIBS=TRUE
-) ELSE (
-   ECHO "Building with platform %MSVC%"
-   cmake ..\libssh2 -G "NMake Makefiles"        ^
-   	 -DCMAKE_BUILD_TYPE=Release             ^
-	 -DCRYPTO_BACKEND=OpenSSL               ^
-	 -G"%MSVC%"                             ^
-	 -DBUILD_SHARED_LIBS=OFF                ^
-	 -DENABLE_ZLIB_COMPRESSION=ON           ^
-	 -DENABLE_CRYPT_NONE=ON                 ^
-	 -DENABLE_MAC_NONE=ON                   ^
-	 -DZLIB_LIBRARY=C:/zlib/lib/zlib.lib    ^
-	 -DZLIB_INCLUDE_DIR=C:/zlib/include     ^
-	 -DOPENSSL_ROOT_DIR=%OPENSSL_DIR%
-REM	 -DOPENSSL_MSVC_STATIC_RT=TRUE
-REM	 -DOPENSSL_USE_STATIC_LIBS=TRUE
-)
-
-
 cp %OPENSSL_DIR%\lib\VC\libcrypto%PYTHON_ARCH%MD.lib %APPVEYOR_BUILD_FOLDER%
 cp %OPENSSL_DIR%\lib\VC\libssl%PYTHON_ARCH%MD.lib %APPVEYOR_BUILD_FOLDER%
 
 cmake --build . --config Release
 cd ..
-ls
-ls ssh2
-ls src/src
 cp src/src/libssh2.lib %PYTHON%/libs/ || cp src/src/Release/libssh2.lib %PYTHON%/libs/
-ls %PYTHON%/libs/