Merge remote-tracking branch 'origin/appveyor-py'

3 files changed, 922 insertions, 210 deletions

diff --git a/.appveyor.yml b/.appveyor.yml
index 81515e4..13d4e25 100644
--- a/.appveyor.yml
+++ b/.appveyor.yml
@@ -6,42 +6,44 @@ environment:
     global:
         # MSVC Express 2008's setenv.cmd failes if /E:ON and /V:ON are not
         # enabled in the batch script interpreter
-        #
-        #      WITH_COMPILER: "cmd /E:ON /V:ON /C .\\appveyor\\run_with_compiler.cmd"
         CMD_IN_ENV: cmd /E:ON /V:ON /C .\appveyor\run_with_env.cmd
 
     matrix:
         # For Python versions available on Appveyor, see
         # https://www.appveyor.com/docs/build-environment/
-      - {PYVER: "27", PYTHON_ARCH: "32"}
-      - {PYVER: "27", PYTHON_ARCH: "64"}
-      - {PYVER: "37", PYTHON_ARCH: "32"}
-      - {PYVER: "37", PYTHON_ARCH: "64"}
-      - {PYVER: "36", PYTHON_ARCH: "32"}
-      - {PYVER: "36", PYTHON_ARCH: "64"}
-      - {PYVER: "35", PYTHON_ARCH: "32"}
-      - {PYVER: "35", PYTHON_ARCH: "64"}
-      - {PYVER: "34", PYTHON_ARCH: "32"}
-      - {PYVER: "34", PYTHON_ARCH: "64"}
+      - {PY_VER: "27", PY_ARCH: "32"}
+      - {PY_VER: "27", PY_ARCH: "64"}
+      - {PY_VER: "37", PY_ARCH: "32"}
+      - {PY_VER: "37", PY_ARCH: "64"}
+      - {PY_VER: "36", PY_ARCH: "32"}
+      - {PY_VER: "36", PY_ARCH: "64"}
+      - {PY_VER: "35", PY_ARCH: "32"}
+      - {PY_VER: "35", PY_ARCH: "64"}
+      - {PY_VER: "34", PY_ARCH: "32"}
+      - {PY_VER: "34", PY_ARCH: "64"}
 
     OPENSSL_VERSION: "1_1_1b"
     POSTGRES_VERSION: "11_2"
 
     PSYCOPG2_TESTDB: psycopg2_test
     PSYCOPG2_TESTDB_USER: postgres
-    PSYCOPG2_TESTDB_PASSWORD: Password12!
     PSYCOPG2_TESTDB_HOST: localhost
-    PSYCOPG2_TESTDB_PORT: 5432
 
     PGUSER: postgres
     PGPASSWORD: Password12!
+    PGSSLMODE: require
+
+    # Select according to the service enabled
+    POSTGRES_DIR: C:\Program Files\PostgreSQL\9.6\
+
+    # The python used in the build process, not the one packages are built for
+    PYEXE: C:\Python36\python.exe
 
 matrix:
     fast_finish: false
 
 services:
-    # Note: if you change this service also change the paths to match
-    # (see where Program Files\Postgres\9.6 is used)
+    # Note: if you change this service also change POSTGRES_DIR
     - postgresql96
 
 cache:
@@ -50,189 +52,28 @@ cache:
   - C:\Others -> scripts\appveyor.cache_rebuild
 
 # Script called before repo cloning
-init:
-    # Uncomment next line to get RDP access during the build.
-    #- ps: iex ((new-object net.webclient).DownloadString('https://raw.githubusercontent.com/appveyor/ci/master/scripts/enable-rdp.ps1'))
-
-    # Set env variable according to the build environment
-    - SET PYTHON=C:\Python%PYVER%
-    - IF "%PYTHON_ARCH%"=="64" SET PYTHON=%PYTHON%-x64
-
-      # Py 2.7 = VS Ver. 9.0  (VS 2008)
-      # Py 3.4 = VS Ver. 10.0 (VS 2010)
-      # Py 3.5, 3.6, 3.7 = VS Ver. 14.0 (VS 2015)
-    - IF "%PYVER%"=="27" SET VS_VER=9.0
-    - IF "%PYVER%"=="34" SET VS_VER=10.0
-    - IF "%PYVER%"=="35" SET VS_VER=14.0
-    - IF "%PYVER%"=="36" SET VS_VER=14.0
-    - IF "%PYVER%"=="37" SET VS_VER=14.0
-
-    - IF "%VS_VER%"=="10.0" IF "%PYTHON_ARCH%"=="64" SET DISTUTILS_USE_SDK=1
-
-    # Set Python to the path
-    - SET PATH=%PYTHON%;%PYTHON%\Scripts;C:\Program Files\Git\mingw64\bin;%PATH%
-
-    # Verify Python version and architecture
-    - ECHO *******************************************************************
-    - ECHO Python Information
-    - ECHO *******************************************************************
-    - "%PYTHON%\\python --version"
-    - "%PYTHON%\\python -c \"import sys; print('64bit: ' + str(sys.maxsize > 2**32))\""
-
-    # Get & Install NASM
-    #- curl -L -o nasminst.exe https://www.nasm.us/pub/nasm/releasebuilds/2.12.02/win64/nasm-2.12.02-installer-x64.exe && start /wait nasminst.exe /S
-    #- SET PATH="C:\Program Files (x86)\nasm;%PATH%"
-
-    # Fix problem with VS2008 Express and 64bit builds
-    - ECHO Fixing VS2008 Express and 64bit builds
-    - COPY "C:\\Program Files (x86)\\Microsoft Visual Studio 9.0\\VC\\bin\\vcvars64.bat" "C:\\Program Files (x86)\\Microsoft Visual Studio 9.0\\VC\\bin\\amd64\\vcvarsamd64.bat"
-
-    # Fix problem with VS2010 Express 64bit missing vcvars64.bat
-    # Note: repository not cloned at this point, so need to fetch
-    # file another way
-    - ECHO Fixing VS2010 Express and 64bit builds
-    - curl -fsSL -o "C:\\Program Files (x86)\\Microsoft Visual Studio 10.0\\VC\\bin\\amd64\\vcvars64.bat" https://raw.githubusercontent.com/psycopg/psycopg2/master/scripts/vcvars64-vs2010.bat
-
-    # Setup the compiler based upon version and architecture
-    - ECHO Configuring Compiler
-    - IF "%PYTHON_ARCH%"=="32" (CALL "C:\\Program Files (x86)\\Microsoft Visual Studio %VS_VER%\\VC\\vcvarsall.bat" x86)
-    - IF "%PYTHON_ARCH%"=="64" (CALL "C:\\Program Files (x86)\\Microsoft Visual Studio %VS_VER%\\VC\\vcvarsall.bat" amd64)
-
-    # The program rc.exe on 64bit with some versions look in the wrong path
-    #   location when building postgresql.   This cheats by copying the x64 bit
-    #   files to that location.
-    - IF "%PYTHON_ARCH%"=="64" (COPY /Y "C:\\Program Files\\Microsoft SDKs\\Windows\\v7.0\\Bin\\x64\\rc*" "C:\\Program Files (x86)\\Microsoft SDKs\\Windows\\v7.0A\\Bin")
-
-    # Change PostgreSQL config before service starts to allow > 1 prepared
-    #   transactions for test cases
-    - ECHO max_prepared_transactions = 10 >> "C:\\Program Files\\PostgreSQL\\9.6\\data\\postgresql.conf"
-
+# init:
 
 # Repository gets cloned, Cache is restored
+
 install:
-    # We start off CD'ed to cloned folder
-    - SET BASE_DIR=C:\Others\%PYTHON_ARCH%\%VS_VER%
-    - SET BUILD_DIR=%BASE_DIR%\Builds
-    - IF NOT EXIST %BUILD_DIR% MKDIR %BUILD_DIR%
-
-    - ECHO *******************************************************************
-    - ECHO Initialized variables specific for this build
-    - ECHO *******************************************************************
-    - ECHO %BASE_DIR%
-    - ECHO %BUILD_DIR%
-    - ECHO *******************************************************************
-
-    # Setup directories for building OpenSSL libraries
-    - ECHO *******************************************************************
-    - ECHO Preparing for building OpenSSL
-    - ECHO *******************************************************************
-    - SET OPENSSLTOP=%BASE_DIR%\openssl
-    - IF NOT EXIST %OPENSSLTOP%\include\openssl MKDIR %OPENSSLTOP%\include\openssl
-    - IF NOT EXIST %OPENSSLTOP%\lib MKDIR %OPENSSLTOP%\lib
-
-    # Setup OpenSSL Environment Variables based on processor architecture
-    - ps: >-
-        If ($env:PYTHON_ARCH -Match "32" ) {
-            $env:VCVARS_PLATFORM="x86"
-            $env:TARGET="VC-WIN32"
-        } Else {
-            $env:VCVARS_PLATFORM="amd64"
-            $env:TARGET="VC-WIN64A"
-            $env:CPU="AMD64"
-        }
-    # Download OpenSSL source
-    - CD C:\Others
-    - IF NOT EXIST OpenSSL_%OPENSSL_VERSION%.zip (
-        curl -fsSL -o OpenSSL_%OPENSSL_VERSION%.zip https://github.com/openssl/openssl/archive/OpenSSL_%OPENSSL_VERSION%.zip
-      )
-
-    - IF NOT EXIST %OPENSSLTOP%\lib\libssl.lib (
-        CD %BUILD_DIR% &&
-        7z x C:\Others\OpenSSL_%OPENSSL_VERSION%.zip &&
-        CD openssl-OpenSSL_%OPENSSL_VERSION% &&
-        perl Configure %TARGET% no-asm no-shared no-zlib --prefix=%OPENSSLTOP% --openssldir=%OPENSSLTOP% &&
-        nmake build_libs install_dev &&
-        CD %BASE_DIR% &&
-        RMDIR /S /Q %BUILD_DIR%\openssl-OpenSSL_%OPENSSL_VERSION%
-      )
-
-    # Setup directories for building PostgreSQL librarires
-    - ECHO *******************************************************************
-    - ECHO Preparing for building PostgreSQL libraries
-    - ECHO *******************************************************************
-    - SET PGTOP=%BASE_DIR%\postgresql
-    - IF NOT EXIST %PGTOP%\include MKDIR %PGTOP%\include
-    - IF NOT EXIST %PGTOP%\lib MKDIR %PGTOP%\lib
-    - IF NOT EXIST %PGTOP%\bin MKDIR %PGTOP%\bin
-
-    # Download PostgreSQL source
-    - CD C:\Others
-    - IF NOT EXIST postgres-REL_%POSTGRES_VERSION%.zip (
-        curl -fsSL -o postgres-REL_%POSTGRES_VERSION%.zip https://github.com/postgres/postgres/archive/REL_%POSTGRES_VERSION%.zip
-      )
-
-    # Setup build config file (config.pl)
-    # Hack the Mkvcbuild.pm file so we build the lib version of libpq
-    # Build libpgport, libpgcommon, libpq
-    # Install includes
-    # Copy over built libraries
-    # Prepare local include directory for building from
-    # Build pg_config in place
-    # Note patch for OpenSSL 1.1 configuration. See:
-    # https://www.postgresql-archive.org/Compile-psql-9-6-with-SSL-Version-1-1-0-td6054118.html
-    # NOTE: Cannot set and use the same variable inside an IF
-    - SET PGBUILD=%BUILD_DIR%\postgres-REL_%POSTGRES_VERSION%
-    - IF NOT EXIST %PGTOP%\lib\libpq.lib (
-        CD %BUILD_DIR% &&
-        7z x C:\Others\postgres-REL_%POSTGRES_VERSION%.zip &&
-        CD postgres-REL_%POSTGRES_VERSION% &&
-        patch -p1 < %APPVEYOR_BUILD_FOLDER%\scripts\win_openssl_11.patch &&
-        CD src\tools\msvc &&
-        ECHO $config-^>{ldap} = 0; > config.pl &&
-        ECHO $config-^>{openssl} = "%OPENSSLTOP:\=\\%"; >> config.pl &&
-        ECHO.>> config.pl &&
-        ECHO 1;>> config.pl &&
-        perl -pi.bak -e "s/'libpq', 'dll'/'libpq', 'lib'/g" Mkvcbuild.pm &&
-        build libpgport &&
-        build libpgcommon &&
-        build libpq &&
-        ECHO "" > %PGBUILD%\src\backend\parser\gram.h &&
-        perl -pi.bak -e "s/qw\(Install\)/qw\(Install CopyIncludeFiles\)/g" Install.pm &&
-        perl -MInstall=CopyIncludeFiles -e"chdir('../../..'); CopyIncludeFiles('%PGTOP%')" &&
-        COPY %PGBUILD%\Release\libpgport\libpgport.lib %PGTOP%\lib &&
-        COPY %PGBUILD%\Release\libpgcommon\libpgcommon.lib %PGTOP%\lib &&
-        COPY %PGBUILD%\Release\libpq\libpq.lib %PGTOP%\lib &&
-        XCOPY /Y /S %PGBUILD%\src\include\port\win32\* %PGBUILD%\src\include &&
-        XCOPY /Y /S %PGBUILD%\src\include\port\win32_msvc\* %PGBUILD%\src\include &&
-        CD %PGBUILD%\src\bin\pg_config &&
-        cl pg_config.c /MT /nologo /I%PGBUILD%\src\include /link /LIBPATH:%PGTOP%\lib libpgcommon.lib libpgport.lib advapi32.lib /NODEFAULTLIB:libcmt.lib /OUT:%PGTOP%\bin\pg_config.exe &&
-        CD %BASE_DIR% &&
-        RMDIR /S /Q %PGBUILD%
-      )
+    - "%PYEXE% scripts\\appveyor.py install"
 
-build: off
+# PostgreSQL server starts now
 
-#before_build:
+build: off
 
 build_script:
-    # Add PostgreSQL binaries to the path
-    - PATH=C:\Program Files\PostgreSQL\9.6\bin\;%PATH%
-    - CD C:\Project
-    - "%PYTHON%\\python.exe setup.py build_ext --have-ssl --pg-config %PGTOP%\\bin\\pg_config.exe -l libpgcommon -l libpgport -L %OPENSSLTOP%\\lib -I %OPENSSLTOP%\\include"
-    - "%PYTHON%\\python.exe setup.py build"
-    - "%PYTHON%\\python.exe setup.py install"
-    - RD /S /Q psycopg2.egg-info
+    - "%PYEXE% scripts\\appveyor.py build_script"
 
-#after_build:
+after_build:
+    - "%PYEXE% scripts\\appveyor.py after_build"
 
 before_test:
-    # Create and setup PostgreSQL database for the tests
-    - createdb %PSYCOPG2_TESTDB%
-    - psql -d %PSYCOPG2_TESTDB% -c "CREATE EXTENSION HSTORE;"
+    - "%PYEXE% scripts\\appveyor.py before_test"
 
 test_script:
-    # Print psycopg and libpq versions
-    - "%PYTHON%\\python.exe -c \"import psycopg2; print(psycopg2.__version__)\""
-    - "%PYTHON%\\python.exe -c \"import psycopg2; print(psycopg2.__libpq_version__)\""
-    - "%PYTHON%\\python.exe -c \"import psycopg2; print(psycopg2.extensions.libpq_version())\""
-    - "%PYTHON%\\python.exe -c \"import tests; tests.unittest.main(defaultTest='tests.test_suite')\" --verbose"
+    - "%PYEXE% scripts\\appveyor.py test_script"
+
+
+# vim: set ts=4 sts=4 sw=4:
diff --git a/scripts/appveyor.py b/scripts/appveyor.py
new file mode 100755
index 0000000..f5d8c46
--- /dev/null
+++ b/scripts/appveyor.py
@@ -0,0 +1,891 @@
+#!/usr/bin/env python3
+"""
+Build steps for the windows binary packages.
+
+The script is designed to be called by appveyor. Subcommands map the steps in
+'appveyor.yml'.
+
+"""
+
+import re
+import os
+import sys
+import json
+import shutil
+import logging
+import subprocess as sp
+from glob import glob
+from pathlib import Path
+from zipfile import ZipFile
+from tempfile import NamedTemporaryFile
+from urllib.request import urlopen
+
+opt = None
+STEP_PREFIX = 'step_'
+
+logger = logging.getLogger()
+logging.basicConfig(
+    level=logging.INFO, format='%(asctime)s %(levelname)s %(message)s'
+)
+
+
+def main():
+    global opt
+    opt = parse_cmdline()
+    logger.setLevel(opt.loglevel)
+
+    cmd = globals()[STEP_PREFIX + opt.step]
+    cmd()
+
+
+def setup_build_env():
+    """
+    Set the environment variables according to the build environment
+    """
+    setenv('VS_VER', opt.vs_ver)
+
+    if opt.vs_ver == '10.0' and opt.arch_64:
+        setenv('DISTUTILS_USE_SDK', '1')
+
+    path = [
+        str(opt.py_dir),
+        str(opt.py_dir / 'Scripts'),
+        r'C:\Program Files\Git\mingw64\bin',
+        os.environ['PATH'],
+    ]
+    setenv('PATH', os.pathsep.join(path))
+
+    if opt.vs_ver == '9.0':
+        logger.info("Fixing VS2008 Express and 64bit builds")
+        shutil.copyfile(
+            opt.vc_dir / "bin/vcvars64.bat",
+            opt.vc_dir / "bin/amd64/vcvarsamd64.bat",
+        )
+
+    # Fix problem with VS2010 Express 64bit missing vcvars64.bat
+    if opt.vs_ver == '10.0':
+        if not (opt.vc_dir / "bin/amd64/vcvars64.bat").exists():
+            logger.info("Fixing VS2010 Express and 64bit builds")
+            copy_file(
+                opt.package_dir / "scripts/vcvars64-vs2010.bat",
+                opt.vc_dir / "bin/amd64/vcvars64.bat",
+            )
+
+    logger.info("Configuring compiler")
+    bat_call([opt.vc_dir / "vcvarsall.bat", 'x86' if opt.arch_32 else 'amd64'])
+
+
+def python_info():
+    logger.info("Python Information")
+    run_python(['--version'], stderr=sp.STDOUT)
+    run_python(
+        ['-c', "import sys; print('64bit: %s' % (sys.maxsize > 2**32))"]
+    )
+
+
+def step_install():
+    python_info()
+    configure_sdk()
+    configure_postgres()
+
+    if opt.is_wheel:
+        install_wheel_support()
+
+
+def install_wheel_support():
+    """
+    Install an up-to-date pip wheel package to build wheels.
+    """
+    run_python("-m pip install --upgrade pip".split())
+    run_python("-m pip install wheel".split())
+
+
+def configure_sdk():
+    # The program rc.exe on 64bit with some versions look in the wrong path
+    # location when building postgresql. This cheats by copying the x64 bit
+    # files to that location.
+    if opt.arch_64:
+        for fn in glob(
+            r'C:\Program Files\Microsoft SDKs\Windows\v7.0\Bin\x64\rc*'
+        ):
+            copy_file(
+                fn, r"C:\Program Files (x86)\Microsoft SDKs\Windows\v7.0A\Bin"
+            )
+
+
+def configure_postgres():
+    """
+    Set up PostgreSQL config before the service starts.
+    """
+    logger.info("Configuring Postgres")
+    with (opt.pg_data_dir / 'postgresql.conf').open('a') as f:
+        # allow > 1 prepared transactions for test cases
+        print("max_prepared_transactions = 10", file=f)
+        print("ssl = on", file=f)
+
+    # Create openssl certificate to allow ssl connection
+    cwd = os.getcwd()
+    os.chdir(opt.pg_data_dir)
+    run_openssl(
+        'req -new -x509 -days 365 -nodes -text '
+        '-out server.crt -keyout server.key -subj /CN=initd.org'.split()
+    )
+    run_openssl(
+        'req -new -nodes -text -out root.csr -keyout root.key '
+        '-subj /CN=initd.org'.split()
+    )
+
+    run_openssl(
+        'x509 -req -in root.csr -text -days 3650 -extensions v3_ca '
+        '-signkey root.key -out root.crt'.split()
+    )
+
+    run_openssl(
+        'req -new -nodes -text -out server.csr -keyout server.key '
+        '-subj /CN=initd.org'.split()
+    )
+
+    run_openssl(
+        'x509 -req -in server.csr -text -days 365 -CA root.crt '
+        '-CAkey root.key -CAcreateserial -out server.crt'.split()
+    )
+
+    os.chdir(cwd)
+
+
+def run_openssl(args):
+    """Run the appveyor-installed openssl with some args."""
+    # https://www.appveyor.com/docs/windows-images-software/
+    openssl = Path(r"C:\OpenSSL-v111-Win64") / 'bin' / 'openssl'
+    return run_command([openssl] + args)
+
+
+def step_build_script():
+    setup_build_env()
+    build_openssl()
+    build_libpq()
+    build_psycopg()
+
+    if opt.is_wheel:
+        build_binary_packages()
+
+
+def build_openssl():
+    top = opt.ssl_build_dir
+    if (top / 'lib' / 'libssl.lib').exists():
+        return
+
+    logger.info("Building OpenSSL")
+
+    # Setup directories for building OpenSSL libraries
+    ensure_dir(top / 'include' / 'openssl')
+    ensure_dir(top / 'lib')
+
+    # Setup OpenSSL Environment Variables based on processor architecture
+    if opt.arch_32:
+        target = 'VC-WIN32'
+        setenv('VCVARS_PLATFORM', 'x86')
+    else:
+        target = 'VC-WIN64A'
+        setenv('VCVARS_PLATFORM', 'amd64')
+        setenv('CPU', 'AMD64')
+
+    ver = os.environ['OPENSSL_VERSION']
+
+    # Download OpenSSL source
+    zipname = f'OpenSSL_{ver}.zip'
+    zipfile = opt.cache_dir / zipname
+    if not zipfile.exists():
+        download(
+            f"https://github.com/openssl/openssl/archive/{zipname}", zipfile
+        )
+
+    with ZipFile(zipfile) as z:
+        z.extractall(path=opt.build_dir)
+
+    sslbuild = opt.build_dir / f"openssl-OpenSSL_{ver}"
+    os.chdir(sslbuild)
+    run_command(
+        ['perl', 'Configure', target, 'no-asm']
+        + ['no-shared', 'no-zlib', f'--prefix={top}', f'--openssldir={top}']
+    )
+
+    run_command("nmake build_libs install_dev".split())
+
+    assert (top / 'lib' / 'libssl.lib').exists()
+
+    os.chdir(opt.clone_dir)
+    shutil.rmtree(sslbuild)
+
+
+def build_libpq():
+    top = opt.pg_build_dir
+    if (top / 'lib' / 'libpq.lib').exists():
+        return
+
+    logger.info("Building libpq")
+
+    # Setup directories for building PostgreSQL librarires
+    ensure_dir(top / 'include')
+    ensure_dir(top / 'lib')
+    ensure_dir(top / 'bin')
+
+    ver = os.environ['POSTGRES_VERSION']
+
+    # Download PostgreSQL source
+    zipname = f'postgres-REL_{ver}.zip'
+    zipfile = opt.cache_dir / zipname
+    if not zipfile.exists():
+        download(
+            f"https://github.com/postgres/postgres/archive/REL_{ver}.zip",
+            zipfile,
+        )
+
+    with ZipFile(zipfile) as z:
+        z.extractall(path=opt.build_dir)
+
+    pgbuild = opt.build_dir / f"postgres-REL_{ver}"
+    os.chdir(pgbuild)
+
+    # Patch for OpenSSL 1.1 configuration. See:
+    # https://www.postgresql-archive.org/Compile-psql-9-6-with-SSL-Version-1-1-0-td6054118.html
+    assert Path("src/include/pg_config.h.win32").exists()
+    with open("src/include/pg_config.h.win32", 'a') as f:
+        print(
+            """
+#define HAVE_ASN1_STRING_GET0_DATA 1
+#define HAVE_BIO_GET_DATA 1
+#define HAVE_BIO_METH_NEW 1
+#define HAVE_OPENSSL_INIT_SSL 1
+""",
+            file=f,
+        )
+
+    # Setup build config file (config.pl)
+    os.chdir("src/tools/msvc")
+    with open("config.pl", 'w') as f:
+        print(
+            """\
+$config->{ldap} = 0;
+$config->{openssl} = "%s";
+
+1;
+"""
+            % str(opt.ssl_build_dir).replace('\\', '\\\\'),
+            file=f,
+        )
+
+    # Hack the Mkvcbuild.pm file so we build the lib version of libpq
+    file_replace('Mkvcbuild.pm', "'libpq', 'dll'", "'libpq', 'lib'")
+
+    # Build libpgport, libpgcommon, libpq
+    run_command([which("build"), "libpgport"])
+    run_command([which("build"), "libpgcommon"])
+    run_command([which("build"), "libpq"])
+
+    # Install includes
+    with (pgbuild / "src/backend/parser/gram.h").open("w") as f:
+        print("", file=f)
+
+    # Copy over built libraries
+    file_replace("Install.pm", "qw(Install)", "qw(Install CopyIncludeFiles)")
+    run_command(
+        ["perl", "-MInstall=CopyIncludeFiles", "-e"]
+        + [f"chdir('../../..'); CopyIncludeFiles('{top}')"]
+    )
+
+    for lib in ('libpgport', 'libpgcommon', 'libpq'):
+        copy_file(pgbuild / f'Release/{lib}/{lib}.lib', top / 'lib')
+
+    # Prepare local include directory for building from
+    for dir in ('win32', 'win32_msvc'):
+        merge_dir(pgbuild / f"src/include/port/{dir}", pgbuild / "src/include")
+
+    # Build pg_config in place
+    os.chdir(pgbuild / 'src/bin/pg_config')
+    run_command(
+        ['cl', 'pg_config.c', '/MT', '/nologo', fr'/I{pgbuild}\src\include']
+        + ['/link', fr'/LIBPATH:{top}\lib']
+        + ['libpgcommon.lib', 'libpgport.lib', 'advapi32.lib']
+        + ['/NODEFAULTLIB:libcmt.lib']
+        + [fr'/OUT:{top}\bin\pg_config.exe']
+    )
+
+    assert (top / 'lib' / 'libpq.lib').exists()
+    assert (top / 'bin' / 'pg_config.exe').exists()
+
+    os.chdir(opt.clone_dir)
+    shutil.rmtree(pgbuild)
+
+
+def build_psycopg():
+    os.chdir(opt.package_dir)
+    patch_package_name()
+    add_pg_config_path()
+    run_python(
+        ["setup.py", "build_ext", "--have-ssl"]
+        + ["-l", "libpgcommon", "-l", "libpgport"]
+        + ["-L", opt.ssl_build_dir / 'lib']
+        + ['-I', opt.ssl_build_dir / 'include']
+    )
+    run_python(["setup.py", "build_py"])
+
+
+def patch_package_name():
+    """Change the psycopg2 package name in the setup.py if required."""
+    if opt.package_name == 'psycopg2':
+        return
+
+    logger.info("changing package name to %s", opt.package_name)
+
+    with (opt.package_dir / 'setup.py').open() as f:
+        data = f.read()
+
+    # Replace the name of the package with what desired
+    rex = re.compile(r"""name=["']psycopg2["']""")
+    assert len(rex.findall(data)) == 1, rex.findall(data)
+    data = rex.sub(f'name="{opt.package_name}"', data)
+
+    with (opt.package_dir / 'setup.py').open('w') as f:
+        f.write(data)
+
+
+def build_binary_packages():
+    """Create wheel/exe binary packages."""
+    os.chdir(opt.package_dir)
+
+    add_pg_config_path()
+
+    # Build .exe packages for whom still use them
+    if opt.package_name == 'psycopg2':
+        run_python(['setup.py', 'bdist_wininst', "-d", opt.dist_dir])
+
+    # Build .whl packages
+    run_python(['setup.py', 'bdist_wheel', "-d", opt.dist_dir])
+
+
+def step_after_build():
+    if not opt.is_wheel:
+        install_built_package()
+    else:
+        install_binary_package()
+
+
+def install_built_package():
+    """Install the package just built by setup build."""
+    os.chdir(opt.package_dir)
+
+    # Install the psycopg just built
+    add_pg_config_path()
+    run_python(["setup.py", "install"])
+    shutil.rmtree("psycopg2.egg-info")
+
+
+def install_binary_package():
+    """Install the package from a packaged wheel."""
+    run_python(
+        ['-m', 'pip', 'install', '--no-index', '-f', opt.dist_dir]
+        + [opt.package_name]
+    )
+
+
+def add_pg_config_path():
+    """Allow finding in the path the pg_config just built."""
+    pg_path = str(opt.pg_build_dir / 'bin')
+    if pg_path not in os.environ['PATH'].split(os.pathsep):
+        setenv('PATH', os.pathsep.join([pg_path, os.environ['PATH']]))
+
+
+def step_before_test():
+    print_psycopg2_version()
+
+    # Create and setup PostgreSQL database for the tests
+    run_command([opt.pg_bin_dir / 'createdb', os.environ['PSYCOPG2_TESTDB']])
+    run_command(
+        [opt.pg_bin_dir / 'psql', '-d', os.environ['PSYCOPG2_TESTDB']]
+        + ['-c', "CREATE EXTENSION hstore"]
+    )
+
+
+def print_psycopg2_version():
+    """Print psycopg2 and libpq versions installed."""
+    for expr in (
+        'psycopg2.__version__',
+        'psycopg2.__libpq_version__',
+        'psycopg2.extensions.libpq_version()',
+    ):
+        out = out_python(['-c', f"import psycopg2; print({expr})"])
+        logger.info("built %s: %s", expr, out.decode('ascii'))
+
+
+def step_test_script():
+    check_libpq_version()
+    run_test_suite()
+
+
+def check_libpq_version():
+    """
+    Fail if the package installed is not using the expected libpq version.
+    """
+    want_ver = tuple(map(int, os.environ['POSTGRES_VERSION'].split('_')))
+    want_ver = "%d%04d" % want_ver
+    got_ver = (
+        out_python(
+            ['-c']
+            + ["import psycopg2; print(psycopg2.extensions.libpq_version())"]
+        )
+        .decode('ascii')
+        .rstrip()
+    )
+    assert want_ver == got_ver, "libpq version mismatch: %r != %r" % (
+        want_ver,
+        got_ver,
+    )
+
+
+def run_test_suite():
+    # Remove this var, which would make badly a configured OpenSSL 1.1 work
+    os.environ.pop('OPENSSL_CONF', None)
+
+    # Run the unit test
+    args = [
+        '-c',
+        "import tests; tests.unittest.main(defaultTest='tests.test_suite')",
+    ]
+
+    if opt.is_wheel:
+        os.environ['PSYCOPG2_TEST_FAST'] = '1'
+    else:
+        args.append('--verbose')
+
+    os.chdir(opt.package_dir)
+    run_python(args)
+
+
+def step_on_success():
+    print_sha1_hashes()
+    if setup_ssh():
+        upload_packages()
+
+
+def print_sha1_hashes():
+    """
+    Print the packages sha1 so their integrity can be checked upon signing.
+    """
+    logger.info("artifacts SHA1 hashes:")
+
+    os.chdir(opt.package_dir / 'dist')
+    run_command([which('sha1sum'), '-b', f'psycopg2-*/*'])
+
+
+def setup_ssh():
+    """
+    Configure ssh to upload built packages where they can be retrieved.
+
+    Return False if can't configure and upload shoould be skipped.
+    """
+    # If we are not on the psycopg AppVeyor account, the environment variable
+    # REMOTE_KEY will not be decrypted. In that case skip uploading.
+    if os.environ['APPVEYOR_ACCOUNT_NAME'] != 'psycopg':
+        logger.warn("skipping artifact upload: you are not psycopg")
+        return False
+
+    pkey = os.environ.get('REMOTE_KEY', None)
+    if not pkey:
+        logger.warn("skipping artifact upload: no remote key")
+        return False
+
+    # Write SSH Private Key file from environment variable
+    pkey = pkey.replace(' ', '\n')
+    with (opt.clone_dir / 'id_rsa').open('w') as f:
+        f.write(
+            f"""\
+-----BEGIN RSA PRIVATE KEY-----
+{pkey}
+-----END RSA PRIVATE KEY-----
+"""
+        )
+
+    # Make a directory to please MinGW's version of ssh
+    ensure_dir(r"C:\MinGW\msys\1.0\home\appveyor\.ssh")
+
+    return True
+
+
+def upload_packages():
+    # Upload built artifacts
+    logger.info("uploading artifacts")
+
+    ssh_cmd = r"C:\MinGW\msys\1.0\bin\ssh -i %s -o UserKnownHostsFile=%s" % (
+        opt.clone_dir / "id_rsa",
+        opt.clone_dir / 'known_hosts',
+    )
+
+    os.chdir(opt.package_dir)
+    run_command(
+        [r"C:\MinGW\msys\1.0\bin\rsync", "-avr"]
+        + ["-e", ssh_cmd, "dist/", "upload@initd.org:"]
+    )
+
+
+def download(url, fn):
+    """Download a file locally"""
+    logger.info("downloading %s", url)
+    with open(fn, 'wb') as fo, urlopen(url) as fi:
+        while 1:
+            data = fi.read(8192)
+            if not data:
+                break
+            fo.write(data)
+
+    logger.info("file downloaded: %s", fn)
+
+
+def file_replace(fn, s1, s2):
+    """
+    Replace all the occurrences of the string s1 into s2 in the file fn.
+    """
+    assert os.path.exists(fn)
+    with open(fn, 'r+') as f:
+        data = f.read()
+        f.seek(0)
+        f.write(data.replace(s1, s2))
+        f.truncate()
+
+
+def merge_dir(src, tgt):
+    """
+    Merge the content of the directory src into the directory tgt
+
+    Reproduce the semantic of "XCOPY /Y /S src/* tgt"
+    """
+    src = str(src)
+    for dp, _dns, fns in os.walk(src):
+        logger.debug("dirpath %s", dp)
+        if not fns:
+            continue
+        assert dp.startswith(src)
+        subdir = dp[len(src) :].lstrip(os.sep)
+        tgtdir = ensure_dir(os.path.join(tgt, subdir))
+        for fn in fns:
+            copy_file(os.path.join(dp, fn), tgtdir)
+
+
+def bat_call(cmdline):
+    """
+    Simulate 'CALL' from a batch file
+
+    Execute CALL *cmdline* and export the changed environment to the current
+    environment.
+
+    nana-nana-nana-nana...
+
+    """
+    if not isinstance(cmdline, str):
+        cmdline = map(str, cmdline)
+        cmdline = ' '.join(c if ' ' not in c else '"%s"' % c for c in cmdline)
+
+    data = f"""\
+CALL {cmdline}
+{opt.py_exe} -c "import os, sys, json; \
+json.dump(dict(os.environ), sys.stdout, indent=2)"
+"""
+
+    logger.debug("preparing file to batcall:\n\n%s", data)
+
+    with NamedTemporaryFile(suffix='.bat') as tmp:
+        fn = tmp.name
+
+    with open(fn, "w") as f:
+        f.write(data)
+
+    try:
+        out = out_command(fn)
+        # be vewwy vewwy caweful to print the env var as it might contain
+        # secwet things like your pwecious pwivate key.
+        # logger.debug("output of command:\n\n%s", out.decode('utf8', 'replace'))
+
+        # The output has some useless crap on stdout, because sure, and json
+        # indented so the last { on column 1 is where we have to start parsing
+
+        m = list(re.finditer(b'^{', out, re.MULTILINE))[-1]
+        out = out[m.start() :]
+        env = json.loads(out)
+        for k, v in env.items():
+            if os.environ.get(k) != v:
+                setenv(k, v)
+    finally:
+        os.remove(fn)
+
+
+def ensure_dir(dir):
+    if not isinstance(dir, Path):
+        dir = Path(dir)
+
+    if not dir.is_dir():
+        logger.info("creating directory %s", dir)
+        dir.mkdir(parents=True)
+
+    return dir
+
+
+def run_command(cmdline, **kwargs):
+    """Run a command, raise on error."""
+    if not isinstance(cmdline, str):
+        cmdline = list(map(str, cmdline))
+    logger.info("running command: %s", cmdline)
+    sp.check_call(cmdline, **kwargs)
+
+
+def out_command(cmdline, **kwargs):
+    """Run a command, return its output, raise on error."""
+    if not isinstance(cmdline, str):
+        cmdline = list(map(str, cmdline))
+    logger.info("running command: %s", cmdline)
+    data = sp.check_output(cmdline, **kwargs)
+    return data
+
+
+def run_python(args, **kwargs):
+    """
+    Run a script in the target Python.
+    """
+    return run_command([opt.py_exe] + args, **kwargs)
+
+
+def out_python(args, **kwargs):
+    """
+    Return the output of a script run in the target Python.
+    """
+    return out_command([opt.py_exe] + args, **kwargs)
+
+
+def copy_file(src, dst):
+    logger.info("copying file %s -> %s", src, dst)
+    shutil.copy(src, dst)
+
+
+def setenv(k, v):
+    logger.debug("setting %s=%s", k, v)
+    os.environ[k] = v
+
+
+def which(name):
+    """
+    Return the full path of a command found on the path
+    """
+    base, ext = os.path.splitext(name)
+    if not ext:
+        exts = ('.com', '.exe', '.bat', '.cmd')
+    else:
+        exts = (ext,)
+
+    for dir in ['.'] + os.environ['PATH'].split(os.pathsep):
+        for ext in exts:
+            fn = os.path.join(dir, base + ext)
+            if os.path.isfile(fn):
+                return fn
+
+    raise Exception("couldn't find program on path: %s" % name)
+
+
+class Options:
+    """
+    An object exposing the script configuration from env vars and command line.
+    """
+
+    @property
+    def py_ver(self):
+        """The Python version to build as 2 digits string."""
+        rv = os.environ['PY_VER']
+        assert rv in ('27', '34', '35', '36', '37'), rv
+        return rv
+
+    @property
+    def py_arch(self):
+        """The Python architecture to build, 32 or 64."""
+        rv = os.environ['PY_ARCH']
+        assert rv in ('32', '64'), rv
+        return int(rv)
+
+    @property
+    def arch_32(self):
+        """True if the Python architecture to build is 32 bits."""
+        return self.py_arch == 32
+
+    @property
+    def arch_64(self):
+        """True if the Python architecture to build is 64 bits."""
+        return self.py_arch == 64
+
+    @property
+    def package_name(self):
+        return os.environ.get('CONFIGURATION', 'psycopg2')
+
+    @property
+    def package_version(self):
+        """The psycopg2 version number to build."""
+        with (self.package_dir / 'setup.py').open() as f:
+            data = f.read()
+
+        m = re.search(
+            r"""^PSYCOPG_VERSION\s*=\s*['"](.*)['"]""", data, re.MULTILINE
+        )
+        return m.group(1)
+
+    @property
+    def is_wheel(self):
+        """Are we building the wheel packages or just the extension?"""
+        project_name = os.environ['APPVEYOR_PROJECT_NAME']
+        if project_name == 'psycopg2':
+            return False
+        elif project_name == 'psycopg2-wheels':
+            return True
+        else:
+            raise Exception(f"unexpected project name: {project_name}")
+
+    @property
+    def py_dir(self):
+        """
+        The path to the target python binary to execute.
+        """
+        dirname = ''.join(
+            [r"C:\Python", self.py_ver, '-x64' if self.arch_64 else '']
+        )
+        return Path(dirname)
+
+    @property
+    def py_exe(self):
+        """
+        The full path of the target python executable.
+        """
+        return self.py_dir / 'python.exe'
+
+    @property
+    def vc_dir(self):
+        """
+        The path of the Visual C compiler.
+        """
+        return Path(
+            r"C:\Program Files (x86)\Microsoft Visual Studio %s\VC"
+            % self.vs_ver
+        )
+
+    @property
+    def vs_ver(self):
+        # Py 2.7 = VS Ver. 9.0 (VS 2008)
+        # Py 3.3, 3.4 = VS Ver. 10.0 (VS 2010)
+        # Py 3.5, 3.6, 3.7 = VS Ver. 14.0 (VS 2015)
+        vsvers = {
+            '27': '9.0',
+            '33': '10.0',
+            '34': '10.0',
+            '35': '14.0',
+            '36': '14.0',
+            '37': '14.0',
+        }
+        return vsvers[self.py_ver]
+
+    @property
+    def clone_dir(self):
+        """The directory where the repository is cloned."""
+        return Path(r"C:\Project")
+
+    @property
+    def appveyor_pg_dir(self):
+        """The directory of the postgres service made available by Appveyor."""
+        return Path(os.environ['POSTGRES_DIR'])
+
+    @property
+    def pg_data_dir(self):
+        """The data dir of the appveyor postgres service."""
+        return self.appveyor_pg_dir / 'data'
+
+    @property
+    def pg_bin_dir(self):
+        """The bin dir of the appveyor postgres service."""
+        return self.appveyor_pg_dir / 'bin'
+
+    @property
+    def pg_build_dir(self):
+        """The directory where to build the postgres libraries for psycopg."""
+        return self.cache_arch_dir / 'postgresql'
+
+    @property
+    def ssl_build_dir(self):
+        """The directory where to build the openssl libraries for psycopg."""
+        return self.cache_arch_dir / 'openssl'
+
+    @property
+    def cache_arch_dir(self):
+        rv = self.cache_dir / str(self.py_arch) / self.vs_ver
+        return ensure_dir(rv)
+
+    @property
+    def cache_dir(self):
+        return Path(r"C:\Others")
+
+    @property
+    def build_dir(self):
+        rv = self.cache_arch_dir / 'Builds'
+        return ensure_dir(rv)
+
+    @property
+    def package_dir(self):
+        """
+        The directory containing the psycopg code checkout dir.
+
+        Building psycopg it is clone_dir, building the wheels it is a submodule.
+        """
+        return self.clone_dir / 'psycopg2' if self.is_wheel else self.clone_dir
+
+    @property
+    def dist_dir(self):
+        """The directory where to build packages to distribute."""
+        return (
+            self.package_dir / 'dist' / ('psycopg2-%s' % self.package_version)
+        )
+
+
+def parse_cmdline():
+    from argparse import ArgumentParser
+
+    parser = ArgumentParser(description=__doc__)
+
+    g = parser.add_mutually_exclusive_group()
+    g.add_argument(
+        '-q',
+        '--quiet',
+        help="Talk less",
+        dest='loglevel',
+        action='store_const',
+        const=logging.WARN,
+        default=logging.INFO,
+    )
+    g.add_argument(
+        '-v',
+        '--verbose',
+        help="Talk more",
+        dest='loglevel',
+        action='store_const',
+        const=logging.DEBUG,
+        default=logging.INFO,
+    )
+
+    steps = [
+        n[len(STEP_PREFIX) :]
+        for n in globals()
+        if n.startswith(STEP_PREFIX) and callable(globals()[n])
+    ]
+
+    parser.add_argument(
+        'step', choices=steps, help="the appveyor step to execute"
+    )
+
+    opt = parser.parse_args(namespace=Options())
+
+    return opt
+
+
+if __name__ == '__main__':
+    sys.exit(main())
diff --git a/scripts/win_openssl_11.patch b/scripts/win_openssl_11.patch
deleted file mode 100644
index 57d0bd8..0000000
--- a/scripts/win_openssl_11.patch
+++ /dev/null
@@ -1,20 +0,0 @@
-diff --git a/src/include/pg_config.h.win32 b/src/include/pg_config.h.win32
-index dfd6972383..72d1259ffb 100644
---- a/src/include/pg_config.h.win32
-+++ b/src/include/pg_config.h.win32
-@@ -74,12 +74,15 @@
- 
- /* Define to 1 if you have the `ASN1_STRING_get0_data' function. */
- /* #undef HAVE_ASN1_STRING_GET0_DATA */
-+#define HAVE_ASN1_STRING_GET0_DATA 1
- 
- /* Define to 1 if you have the `BIO_get_data' function. */
- /* #undef HAVE_BIO_GET_DATA */
-+#define HAVE_BIO_GET_DATA 1
- 
- /* Define to 1 if you have the `BIO_meth_new' function. */
- /* #undef HAVE_BIO_METH_NEW */
-+#define HAVE_BIO_METH_NEW 1
- 
- /* Define to 1 if you have the `cbrt' function. */
- //#define HAVE_CBRT 1