mirror of
https://github.com/psycopg/psycopg2.git
synced 2025-11-04 01:37:31 +03:00
Build libpq from Python
This commit is contained in:
Daniele Varrazzo
parent
73f6a0cd95
commit
c875197432
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@ -85,60 +85,6 @@ init:
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install:
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- "%PYEXE% C:\\appveyor.py install"
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# Setup directories for building PostgreSQL librarires
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- ECHO *******************************************************************
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- ECHO Preparing for building PostgreSQL libraries
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- ECHO *******************************************************************
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- SET PGTOP=%BASE_DIR%\postgresql
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- IF NOT EXIST %PGTOP%\include MKDIR %PGTOP%\include
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- IF NOT EXIST %PGTOP%\lib MKDIR %PGTOP%\lib
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- IF NOT EXIST %PGTOP%\bin MKDIR %PGTOP%\bin
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# Download PostgreSQL source
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- CD C:\Others
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- IF NOT EXIST postgres-REL_%POSTGRES_VERSION%.zip (
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curl -fsSL -o postgres-REL_%POSTGRES_VERSION%.zip https://github.com/postgres/postgres/archive/REL_%POSTGRES_VERSION%.zip
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)
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# Setup build config file (config.pl)
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# Hack the Mkvcbuild.pm file so we build the lib version of libpq
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# Build libpgport, libpgcommon, libpq
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# Install includes
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# Copy over built libraries
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# Prepare local include directory for building from
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# Build pg_config in place
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# Note patch for OpenSSL 1.1 configuration. See:
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# https://www.postgresql-archive.org/Compile-psql-9-6-with-SSL-Version-1-1-0-td6054118.html
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# NOTE: Cannot set and use the same variable inside an IF
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- SET PGBUILD=%BUILD_DIR%\postgres-REL_%POSTGRES_VERSION%
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- IF NOT EXIST %PGTOP%\lib\libpq.lib (
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CD %BUILD_DIR% &&
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7z x C:\Others\postgres-REL_%POSTGRES_VERSION%.zip &&
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CD postgres-REL_%POSTGRES_VERSION% &&
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patch -p1 < %APPVEYOR_BUILD_FOLDER%\scripts\win_openssl_11.patch &&
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CD src\tools\msvc &&
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ECHO $config-^>{ldap} = 0; > config.pl &&
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ECHO $config-^>{openssl} = "%OPENSSLTOP:\=\\%"; >> config.pl &&
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ECHO.>> config.pl &&
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ECHO 1;>> config.pl &&
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perl -pi.bak -e "s/'libpq', 'dll'/'libpq', 'lib'/g" Mkvcbuild.pm &&
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build libpgport &&
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build libpgcommon &&
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build libpq &&
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ECHO "" > %PGBUILD%\src\backend\parser\gram.h &&
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perl -pi.bak -e "s/qw\(Install\)/qw\(Install CopyIncludeFiles\)/g" Install.pm &&
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perl -MInstall=CopyIncludeFiles -e"chdir('../../..'); CopyIncludeFiles('%PGTOP%')" &&
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COPY %PGBUILD%\Release\libpgport\libpgport.lib %PGTOP%\lib &&
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COPY %PGBUILD%\Release\libpgcommon\libpgcommon.lib %PGTOP%\lib &&
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COPY %PGBUILD%\Release\libpq\libpq.lib %PGTOP%\lib &&
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XCOPY /Y /S %PGBUILD%\src\include\port\win32\* %PGBUILD%\src\include &&
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XCOPY /Y /S %PGBUILD%\src\include\port\win32_msvc\* %PGBUILD%\src\include &&
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CD %PGBUILD%\src\bin\pg_config &&
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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 &&
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CD %BASE_DIR% &&
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RMDIR /S /Q %PGBUILD%
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)
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build: off
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#before_build:
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@ -95,15 +95,13 @@ def setup_env():
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def python_info():
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logger.info("Python Information")
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out = call_command([py_exe(), '--version'], stderr=sp.STDOUT)
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out = out_command([py_exe(), '--version'], stderr=sp.STDOUT)
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logger.info("%s", out)
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cmdline = [
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py_exe(),
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'-c',
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"import sys; print('64bit: %s' % (sys.maxsize > 2**32))",
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]
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out = call_command(cmdline)
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out = out_command(
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[py_exe(), '-c']
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+ ["import sys; print('64bit: %s' % (sys.maxsize > 2**32))"]
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)
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logger.info("%s", out)
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@ -128,12 +126,19 @@ def step_init():
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def step_install():
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build_openssl()
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# TODO: enable again
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# build_openssl()
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build_libpq()
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def build_openssl():
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# Setup directories for building OpenSSL libraries
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top = os.path.join(base_dir(), 'openssl')
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if os.path.exists(os.path.join(top, 'lib', 'libssl.lib')):
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return
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logger.info("Building OpenSSL")
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# Setup directories for building OpenSSL libraries
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ensure_dir(os.path.join(top, 'include', 'openssl'))
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ensure_dir(os.path.join(top, 'lib'))
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@ -156,27 +161,16 @@ def build_openssl():
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f"https://github.com/openssl/openssl/archive/{zipname}", zipfile
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)
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if os.path.exists(os.path.join(top, 'lib', 'libssl.lib')):
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return
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with ZipFile(zipfile) as z:
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z.extractall(path=build_dir())
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os.chdir(os.path.join(build_dir(), f"openssl-OpenSSL_{ver}"))
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cmdline = [
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'perl',
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'Configure',
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target,
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'no-asm',
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'no-shared',
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'no-zlib',
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f'--prefix={top}',
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f'--openssldir={top}',
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]
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call_command(cmdline, output=False)
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run_command(
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['perl', 'Configure', target, 'no-asm']
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+ ['no-shared', 'no-zlib', f'--prefix={top}', f'--openssldir={top}']
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)
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cmdline = "nmake build_libs install_dev".split()
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call_command(cmdline, output=False)
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run_command("nmake build_libs install_dev".split())
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assert os.path.exists(os.path.join(top, 'lib', 'libssl.lib'))
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@ -184,8 +178,115 @@ def build_openssl():
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shutil.rmtree(os.path.join(build_dir(), f"openssl-OpenSSL_{ver}"))
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def build_libpq():
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top = os.path.join(base_dir(), 'postgresql')
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if os.path.exists(os.path.join(top, 'lib', 'libpq.lib')):
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return
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logger.info("Building libpq")
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# Setup directories for building PostgreSQL librarires
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ensure_dir(os.path.join(top, 'include'))
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ensure_dir(os.path.join(top, 'lib'))
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ensure_dir(os.path.join(top, 'bin'))
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ver = os.environ['POSTGRES_VERSION']
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# Download PostgreSQL source
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zipname = f'postgres-REL_{ver}.zip'
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zipfile = os.path.join(r'C:\Others', zipname)
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if not os.path.exists(zipfile):
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download(
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f"https://github.com/postgres/postgres/archive/REL_{ver}.zip",
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zipfile,
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)
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with ZipFile(zipfile) as z:
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z.extractall(path=build_dir())
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pgbuild = os.path.join(build_dir(), f"postgres-REL_{ver}")
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os.chdir(pgbuild)
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# Patch for OpenSSL 1.1 configuration. See:
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# https://www.postgresql-archive.org/Compile-psql-9-6-with-SSL-Version-1-1-0-td6054118.html
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assert os.path.exists("src/include/pg_config.h.win32")
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with open("src/include/pg_config.h.win32", 'a') as f:
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print(
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"""
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#define HAVE_ASN1_STRING_GET0_DATA 1
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#define HAVE_BIO_GET_DATA 1
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#define HAVE_BIO_METH_NEW 1
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#define HAVE_OPENSSL_INIT_SSL 1
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""",
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file=f,
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)
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# Setup build config file (config.pl)
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os.chdir("src/tools/msvc")
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with open("config.pl", 'w') as f:
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print(
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"""\
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$config->{ldap} = 0;
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$config->{openssl} = "%s";
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1;
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"""
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% os.path.join(base_dir(), 'openssl').replace('\\', '\\\\'),
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file=f,
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)
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# Hack the Mkvcbuild.pm file so we build the lib version of libpq
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file_replace('Mkvcbuild.pm', "'libpq', 'dll'", "'libpq', 'lib'")
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# Build libpgport, libpgcommon, libpq
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run_command([which("build"), "libpgport"])
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run_command([which("build"), "libpgcommon"])
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run_command([which("build"), "libpq"])
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# Install includes
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with open(os.path.join(pgbuild, "src/backend/parser/gram.h"), "w") as f:
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print("", file=f)
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# Copy over built libraries
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file_replace("Install.pm", "qw(Install)", "qw(Install CopyIncludeFiles)")
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run_command(
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["perl", "-MInstall=CopyIncludeFiles", "-e"]
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+ [f"chdir('../../..'); CopyIncludeFiles('{top}')"]
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)
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for lib in ('libpgport', 'libpgcommon', 'libpq'):
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shutil.copy(
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os.path.join(pgbuild, f'Release/{lib}/{lib}.lib'),
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os.path.join(top, 'lib'),
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)
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# Prepare local include directory for building from
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for dir in ('win32', 'win32_msvc'):
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merge_dir(
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os.path.join(pgbuild, f"src/include/port/{dir}"),
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os.path.join(pgbuild, "src/include"),
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)
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# Build pg_config in place
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os.chdir(os.path.join(pgbuild, 'src/bin/pg_config'))
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run_command(
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['cl', 'pg_config.c', '/MT', '/nologo', fr'/I{pgbuild}\src\include']
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+ ['/link', fr'/LIBPATH:{top}\lib']
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+ ['libpgcommon.lib', 'libpgport.lib', 'advapi32.lib']
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+ ['/NODEFAULTLIB:libcmt.lib']
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+ [fr'/OUT:{top}\bin\pg_config.exe']
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)
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assert os.path.exists(os.path.join(top, 'lib', 'libpq.lib'))
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assert os.path.exists(os.path.join(top, 'bin', 'pg_config.exe'))
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os.chdir(base_dir())
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shutil.rmtree(os.path.join(pgbuild))
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def download(url, fn):
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"""Download a file locally"""
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logger.info("downloading %s", url)
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with open(fn, 'wb') as fo, urlopen(url) as fi:
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while 1:
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data = fi.read(8192)
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@ -193,6 +294,37 @@ def download(url, fn):
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break
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fo.write(data)
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logger.info("file downloaded: %s", fn)
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def file_replace(fn, s1, s2):
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"""
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Replace all the occurrences of the string s1 into s2 in the file fn.
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"""
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assert os.path.exists(fn)
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with open(fn, 'r+') as f:
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data = f.read()
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f.seek(0)
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f.write(data.replace(s1, s2))
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f.truncate()
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def merge_dir(src, tgt):
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"""
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Merge the content of the directory src into the directory tgt
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Reproduce the semantic of "XCOPY /Y /S src/* tgt"
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"""
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for dp, _dns, fns in os.walk(src):
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logger.debug("dirpath %s", dp)
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if not fns:
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continue
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assert dp.startswith(src)
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subdir = dp[len(src) :].lstrip(os.sep)
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tgtdir = ensure_dir(os.path.join(tgt, subdir))
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for fn in fns:
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shutil.copy(os.path.join(dp, fn), tgtdir)
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def bat_call(cmdline):
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"""
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@ -223,7 +355,7 @@ CALL {cmdline}
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f.write(data)
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try:
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out = call_command(fn)
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out = out_command(fn)
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# be vewwy vewwy caweful to print the env var as it might contain
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# secwet things like your pwecious pwivate key.
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# logger.debug("output of command:\n\n%s", out.decode('utf8', 'replace'))
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@ -307,20 +439,41 @@ def ensure_dir(dir):
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return dir
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def call_command(cmdline, output=True, **kwargs):
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def run_command(cmdline, **kwargs):
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logger.debug("calling command: %s", cmdline)
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if output:
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data = sp.check_output(cmdline, **kwargs)
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return data
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else:
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sp.check_call(cmdline, **kwargs)
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sp.check_call(cmdline, **kwargs)
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def out_command(cmdline, **kwargs):
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logger.debug("calling command: %s", cmdline)
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data = sp.check_output(cmdline, **kwargs)
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return data
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def setenv(k, v):
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logger.info("setting %s=%s", k, v)
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logger.debug("setting %s=%s", k, v)
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os.environ[k] = v
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def which(name):
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"""
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Return the full path of a command found on the path
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"""
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base, ext = os.path.splitext(name)
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if not ext:
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exts = ('.com', '.exe', '.bat', '.cmd')
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else:
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exts = (ext,)
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for dir in ['.'] + os.environ['PATH'].split(os.pathsep):
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for ext in exts:
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fn = os.path.join(dir, base + ext)
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if os.path.isfile(fn):
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return fn
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raise Exception("couldn't find program on path: %s" % name)
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def parse_cmdline():
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from argparse import ArgumentParser
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@ -1,20 +0,0 @@
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diff --git a/src/include/pg_config.h.win32 b/src/include/pg_config.h.win32
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index dfd6972383..72d1259ffb 100644
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--- a/src/include/pg_config.h.win32
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+++ b/src/include/pg_config.h.win32
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@@ -74,12 +74,15 @@
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/* Define to 1 if you have the `ASN1_STRING_get0_data' function. */
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/* #undef HAVE_ASN1_STRING_GET0_DATA */
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+#define HAVE_ASN1_STRING_GET0_DATA 1
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/* Define to 1 if you have the `BIO_get_data' function. */
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/* #undef HAVE_BIO_GET_DATA */
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+#define HAVE_BIO_GET_DATA 1
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/* Define to 1 if you have the `BIO_meth_new' function. */
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/* #undef HAVE_BIO_METH_NEW */
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+#define HAVE_BIO_METH_NEW 1
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/* Define to 1 if you have the `cbrt' function. */
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//#define HAVE_CBRT 1
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