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| -rw-r--r-- | sites/www/installing-1.x.rst | 94 | ||||
| -rw-r--r-- | sites/www/installing.rst | 41 |
2 files changed, 125 insertions, 10 deletions
diff --git a/sites/www/installing-1.x.rst b/sites/www/installing-1.x.rst new file mode 100644 index 00000000..0c2424bb --- /dev/null +++ b/sites/www/installing-1.x.rst @@ -0,0 +1,94 @@ +Installing (1.x) +================ + +.. note:: Installing Paramiko 2.0 or above? See :doc:`installing` instead. + +This document includes legacy notes on installing Paramiko 1.x (specifically, +1.13 and up). Users are strongly encouraged to upgrade to 2.0 when possible; +PyCrypto (the dependency covered below) is no longer maintained and contains +security vulnerabilities. + +General install notes +===================== + +* Python 2.6+ and 3.3+ are supported; Python <=2.5 and 3.0-3.2 are **not + supported**. +* See the note in the main install doc about :ref:`release-lines` for details + on specific versions you may want to install. + + .. note:: 1.x will eventually be entirely end-of-lifed. +* Paramiko 1.7-1.14 have only one dependency: :ref:`pycrypto`. +* Paramiko 1.15+ (not including 2.x and above) add a second, pure-Python + dependency: the ``ecdsa`` module, trivially installable via PyPI. +* Paramiko 1.15+ (again, not including 2.x and up) also allows you to + optionally install a few more dependencies to gain support for + :ref:`GSS-API/Kerberos <gssapi-on-1x>`. +* Users on Windows may want to opt for the :ref:`pypm` approach. + + +.. _pycrypto: + +PyCrypto +======== + +`PyCrypto <https://www.dlitz.net/software/pycrypto/>`__ provides the low-level +(C-based) encryption algorithms we need to implement the SSH protocol. There +are a couple gotchas associated with installing PyCrypto: its compatibility +with Python's package tools, and the fact that it is a C-based extension. + +C extension +----------- + +Unless you are installing from a precompiled source such as a Debian apt +repository or RedHat RPM, or using :ref:`pypm <pypm>`, you will also need the +ability to build Python C-based modules from source in order to install +PyCrypto. Users on **Unix-based platforms** such as Ubuntu or Mac OS X will +need the traditional C build toolchain installed (e.g. Developer Tools / XCode +Tools on the Mac, or the ``build-essential`` package on Ubuntu or Debian Linux +-- basically, anything with ``gcc``, ``make`` and so forth) as well as the +Python development libraries, often named ``python-dev`` or similar. + +For **Windows** users we recommend using :ref:`pypm`, installing a C +development environment such as `Cygwin <http://cygwin.com>`_ or obtaining a +precompiled Win32 PyCrypto package from `voidspace's Python modules page +<http://www.voidspace.org.uk/python/modules.shtml#pycrypto>`_. + +.. note:: + Some Windows users whose Python is 64-bit have found that the PyCrypto + dependency ``winrandom`` may not install properly, leading to ImportErrors. + In this scenario, you'll probably need to compile ``winrandom`` yourself + via e.g. MS Visual Studio. See `Fabric #194 + <https://github.com/fabric/fabric/issues/194>`_ for info. + + +.. _pypm: + +ActivePython and PyPM +===================== + +Windows users who already have ActiveState's `ActivePython +<http://www.activestate.com/activepython/downloads>`_ distribution installed +may find Paramiko is best installed with `its package manager, PyPM +<http://code.activestate.com/pypm/>`_. Below is example output from an +installation of Paramiko via ``pypm``:: + + C:\> pypm install paramiko + The following packages will be installed into "%APPDATA%\Python" (2.7): + paramiko-1.7.8 pycrypto-2.4 + Get: [pypm-free.activestate.com] paramiko 1.7.8 + Get: [pypm-free.activestate.com] pycrypto 2.4 + Installing paramiko-1.7.8 + Installing pycrypto-2.4 + C:\> + + +.. _gssapi-on-1x: + +Optional dependencies for GSS-API / SSPI / Kerberos +=================================================== + +First, see the main install doc's notes: :ref:`gssapi` - everything there is +required for Paramiko 1.x as well. + +Additionally, users of Paramiko 1.x, on all platforms, need a final dependency: +`pyasn1 <https://pypi.python.org/pypi/pyasn1>`_ ``0.1.7`` or better. diff --git a/sites/www/installing.rst b/sites/www/installing.rst index bb1addc8..51f317dc 100644 --- a/sites/www/installing.rst +++ b/sites/www/installing.rst @@ -2,6 +2,13 @@ Installing ========== + +.. note:: + These instructions cover Paramiko 2.0 and above. If you're looking to + install Paramiko 1.x, see :doc:`installing-1.x`. However, **the 1.x line + relies on insecure dependencies** so upgrading is strongly encouraged. + + .. _paramiko-itself: Paramiko itself @@ -37,16 +44,17 @@ for the last 2-3 releases including the latest stable one. This typically spans major & minor versions, so even if e.g. 3.1 is the latest stable release, it's likely that bugfixes will occasionally come out for the -latest 2.x and perhaps even 1.x releases, as well as for 3.0. +latest 2.x and perhaps even 1.x releases, as well as for 3.0. New feature +releases for previous major-version lines are less likely but not unheard of. -If you're unsure which version to install, we have suggestions: +If you're unsure which version to install: * **Completely new users** should always default to the **latest stable release** (as above, whatever is newest / whatever shows up with ``pip install paramiko``.) -* **Users upgrading from a much older version** (e.g. the 1.7.x line) should - probably get the **oldest actively supported line** (check the - :ref:`changelog` for recent releases). +* **Users upgrading from a much older version** (e.g. 1.7.x through 1.10.x) + should probably get the **oldest actively supported line** (check the + :doc:`changelog` for recent releases). * **Everybody else** is hopefully already "on" a given version and can carefully upgrade to whichever version they care to, when their release line stops being supported. @@ -57,9 +65,9 @@ If you're unsure which version to install, we have suggestions: Cryptography ============ -`Cryptography <https://cryptography.io>`_ provides the low-level (C-based) +`Cryptography <https://cryptography.io>`__ provides the low-level (C-based) encryption algorithms we need to implement the SSH protocol. It has detailed -`installation instructions <crypto-install>`_ (and an `FAQ +`installation instructions`_ (and an `FAQ <https://cryptography.io/en/latest/faq/>`_) which you should read carefully. In general, you'll need one of the following setups: @@ -69,10 +77,17 @@ In general, you'll need one of the following setups: Cryptography & its dependencies. * On Linux, or on other platforms with older versions of ``pip``: you'll need a C build toolchain, plus development headers for Python, OpenSSL and CFFI. - Again, see `Cryptography's install docs <crypto-install>`_; these - requirements may occasionally change. + Again, see `Cryptography's install docs`_; these requirements may + occasionally change. -.. _crypto-install: https://cryptography.io/en/latest/installation/ + .. warning:: + If you go this route, note that **OpenSSL 1.0.1 or newer is effectively + required**. Cryptography 1.3 and older technically allow OpenSSL 0.9.8, but + 1.4 and newer - which Paramiko will gladly install or upgrade, if you e.g. + ``pip install -U`` - drop that support. + +.. _installation instructions: +.. _Cryptography's install docs: https://cryptography.io/en/latest/installation/ .. _gssapi: @@ -99,3 +114,9 @@ due to their infrequent utility & non-platform-agnostic requirements): delegation, make sure that the target host is trusted for delegation in the active directory configuration. For details see: http://technet.microsoft.com/en-us/library/cc738491%28v=ws.10%29.aspx + + +.. toctree:: + :hidden: + + installing-1.x |