From: Ton Voon Date: Tue, 7 Dec 2004 06:51:53 +0000 (+0000) Subject: Better SSL checking (inspired by curl 7.12.2's configure.ac) X-Git-Url: https://git.tokkee.org/?a=commitdiff_plain;h=7d25147c1e1cadd11b6ffba18c6d6ba4bb334a7b;p=nagiosplug.git Better SSL checking (inspired by curl 7.12.2's configure.ac) git-svn-id: https://nagiosplug.svn.sourceforge.net/svnroot/nagiosplug/nagiosplug/trunk@1011 f882894a-f735-0410-b71e-b25c423dba1c --- diff --git a/configure.in b/configure.in index d409b1c..33f3e59 100644 --- a/configure.in +++ b/configure.in @@ -255,26 +255,144 @@ CPPFLAGS="$_SAVEDCPPFLAGS $MYSQLINCLUDE" LIBS="$_SAVEDLIBS" dnl Check for OpenSSL location -AC_PATH_PROG(OPENSSL,openssl) -if test "$OPENSSL" = "/usr/bin/openssl"; then - OPENSSL=/usr -elif test "$OPENSSL" = "/usr/sbin/openssl"; then - OPENSSL=/usr -elif test "$OPENSSL" = "/opt/bin/openssl"; then - OPENSSL=/opt -elif test "$OPENSSL" = "/opt/openssl/bin/openssl"; then - OPENSSL=/opt/openssl -elif test "$OPENSSL" = "/usr/slocal/bin/openssl"; then - OPENSSL=/usr/slocal -elif test "$OPENSSL" = "/usr/local/bin/openssl"; then - OPENSSL=/usr/local -elif test "$OPENSSL" = "/usr/local/ssl/bin/openssl"; then - OPENSSL=/usr/local/ssl -fi +dnl This whole check is inspired by curl 7.12.2's configure.ac +OPT_OPENSSL=off AC_ARG_WITH(openssl, - ACX_HELP_STRING([--with-openssl=DIR], - [sets path to openssl installation]), - OPENSSL=$withval,) +AC_HELP_STRING([--with-openssl=DIR], [sets path to openssl installation]) +AC_HELP_STRING([--without-openssl], [disable openssl]), +OPT_OPENSSL=$withval) + +if test X"$OPT_OPENSSL" = "Xno"; then + AC_MSG_WARN([openssl disabled, you will not be able to use ssl options in some plugins]) +else + dnl backup the pre-ssl variables + CLEANLDFLAGS="$LDFLAGS" + CLEANCPPFLAGS="$CPPFLAGS" + CLEANLIBS="$LIBS" + + case "$OPT_OPENSSL" in + yes) + dnl --with-openssl (without path) used + PKGTEST="yes" + ;; + off) + dnl no --with-openssl given, check default places + PKGTEST="yes" + ;; + *) + dnl use the given area + PKGTEST="no" + OPENSSL=$OPT_OPENSSL + LDFLAGS="$LDFLAGS -L$OPENSSL/lib" + CPPFLAGS="$CPPFLAGS -I$OPENSSL/include/openssl -I$OPENSSL/include" + ;; + esac + + dnl Check usual areas for openssl + if test "$PKGTEST" = "yes"; then + AC_PATH_PROG(OPENSSL,openssl) + # Don't think 2 tests below are necessary because /usr is always included + # if test "$OPENSSL" = "/usr/bin/openssl"; then + # OPENSSL=/usr + #elif test "$OPENSSL" = "/usr/sbin/openssl"; then + # OPENSSL=/usr + if test "$OPENSSL" = "/opt/bin/openssl"; then + OPENSSL=/opt + elif test "$OPENSSL" = "/opt/openssl/bin/openssl"; then + OPENSSL=/opt/openssl + elif test "$OPENSSL" = "/usr/slocal/bin/openssl"; then + OPENSSL=/usr/slocal + elif test "$OPENSSL" = "/usr/local/bin/openssl"; then + OPENSSL=/usr/local + elif test "$OPENSSL" = "/usr/local/ssl/bin/openssl"; then + OPENSSL=/usr/local/ssl + fi + fi + + AC_CHECK_LIB(crypto, CRYPTO_lock,[ + HAVECRYPTO="yes" + ],[ + LDFLAGS="$CLEANLDFLAGS -L$OPENSSL/lib" + CPPFLAGS="$CLEANCPPFLAGS -I$OPENSSL/include/openssl -I$OPENSSL/include" + AC_CHECK_LIB(crypto, CRYPTO_add_lock,[ + HAVECRYPTO="yes" ], [ + LDFLAGS="$CLEANLDFLAGS" + CPPFLAGS="$CLEANCPPFLAGS" + LIBS="$CLEANLIBS" + ]) + ]) + + if test "$HAVECRYPTO" = "yes"; then + dnl This is only reasonable to do if crypto actually is there: check for + dnl SSL libs NOTE: it is important to do this AFTER the crypto lib + + dnl This is for Msys/Mingw + AC_MSG_CHECKING([for gdi32]) + my_ac_save_LIBS=$LIBS + LIBS="-lgdi32 $LIBS" + AC_TRY_LINK([#include + #include ], + [GdiFlush();], + [ dnl worked! + AC_MSG_RESULT([yes])], + [ dnl failed, restore LIBS + LIBS=$my_ac_save_LIBS + AC_MSG_RESULT(no)] + ) + + AC_CHECK_LIB(crypto, CRYPTO_add_lock) + AC_CHECK_LIB(ssl, SSL_connect) + + if test "$ac_cv_lib_ssl_SSL_connect" != yes; then + dnl we didn't find the SSL lib, try the RSAglue/rsaref stuff + AC_MSG_CHECKING(for ssl with RSAglue/rsaref libs in use); + OLIBS=$LIBS + LIBS="$LIBS -lRSAglue -lrsaref" + AC_CHECK_LIB(ssl, SSL_connect) + if test "$ac_cv_lib_ssl_SSL_connect" != yes; then + dnl still no SSL_connect + AC_MSG_RESULT(no) + LIBS=$OLIBS + else + AC_MSG_RESULT(yes) + fi + fi + + + dnl Check for SSLeay headers + AC_CHECK_HEADERS(openssl/x509.h openssl/rsa.h openssl/crypto.h \ + openssl/pem.h openssl/ssl.h openssl/err.h, + OPENSSL_ENABLED=1) + + if test $ac_cv_header_openssl_x509_h = no; then + AC_CHECK_HEADERS(x509.h rsa.h crypto.h pem.h ssl.h err.h, + OPENSSL_ENABLED=1) + fi + + dnl If the ENGINE library seems to be around, check for the OpenSSL engine + dnl header, it is kind of "separated" from the main SSL check + AC_CHECK_FUNC(ENGINE_init, [ AC_CHECK_HEADERS(openssl/engine.h) ]) + + dnl AC_SUBST(OPENSSL_ENABLED) + + dnl these can only exist if openssl exists + AC_CHECK_FUNCS( RAND_status \ + RAND_screen \ + RAND_egd \ + CRYPTO_cleanup_all_ex_data ) + + fi + + if test X"$OPT_OPENSSL" != Xoff && + test "$OPENSSL_ENABLED" != "1"; then + AC_MSG_ERROR([OpenSSL libs and/or directories were not found where specified!]) + elif test "$OPENSSL_ENABLED" = "1"; then + check_tcp_ssl="check_simap check_spop check_jabber check_nntps" + AC_SUBST(check_tcp_ssl) + AC_DEFINE(HAVE_SSL,1,[Define if SSL libraries are found]) + with_openssl="yes" + fi +fi AC_CHECK_HEADERS(unistd.h) @@ -417,49 +535,6 @@ if test "$FOUNDINCLUDE" = "no"; then CPPFLAGS="$_SAVEDCPPFLAGS" fi -dnl Check for OpenSSL header files -unset FOUNDINCLUDE -_SAVEDCPPFLAGS="$CPPFLAGS" -if test "$OPENSSL" != "/usr"; then - CPPFLAGS="$CPPFLAGS -I$OPENSSL/include" -fi -AC_CHECK_HEADERS(openssl/ssl.h openssl/x509.h openssl/rsa.h openssl/pem.h openssl/crypto.h openssl/err.h, - SSLINCLUDE="-I$OPENSSL/include" - FOUNDINCLUDE=yes, - FOUNDINCLUDE=no) -if test "$FOUNDINCLUDE" = "no"; then - AC_CHECK_HEADERS(ssl.h x509.h rsa.h pem.h crypto.h err.h, - SSLINCLUDE="-I$OPENSSL/include" - FOUNDINCLUDE=yes, - FOUNDINCLUDE=no) -fi -AC_SUBST(SSLINCLUDE) -if test "$FOUNDINCLUDE" = "no"; then - CPPFLAGS="$_SAVEDCPPFLAGS" -fi - -dnl Check for crypto lib -_SAVEDLIBS="$LIBS" -AC_CHECK_LIB(crypto,CRYPTO_lock,,,-L$OPENSSL/lib) -if test "$ac_cv_lib_crypto_CRYPTO_lock" = "yes"; then - dnl Check for SSL lib - AC_CHECK_LIB(ssl,main,LDFLAGS="$LDFLAGS -L$OPENSSL/lib" SSLLIBS="-lssl -lcrypto",AC_CHECK_LIB(ssl,main,LDFLAGS="$LDFLAGS -L$OPENSSL/lib" SSLLIBS="-lssl -lcrypto"),-L$OPENSSL/lib -lcrypto) -fi -LIBS="$_SAVEDLIBS" - -dnl test headers and libs to decide whether check_http should use SSL -if test "$ac_cv_lib_crypto_CRYPTO_lock" = "yes"; then - if test "$ac_cv_lib_ssl_main" = "yes"; then - if test "$FOUNDINCLUDE" = "yes"; then - check_tcp_ssl="check_simap check_spop check_jabber check_nntps" - AC_SUBST(check_tcp_ssl) - AC_SUBST(SSLLIBS) - AC_DEFINE(HAVE_SSL,1,[Define if SSL libraries are found]) - fi - fi -fi -CPPFLAGS="$_SAVEDCPPFLAGS" - dnl dnl Checks for header files. dnl @@ -1538,4 +1613,5 @@ ACX_FEATURE([with],[ping-command]) ACX_FEATURE([with],[ping6-command]) ACX_FEATURE([with],[lwres]) ACX_FEATURE([with],[ipv6]) +ACX_FEATURE([with],[openssl]) ACX_FEATURE([enable],[emulate-getaddrinfo]) diff --git a/plugins/Makefile.am b/plugins/Makefile.am index ef52baf..eb67e45 100644 --- a/plugins/Makefile.am +++ b/plugins/Makefile.am @@ -3,7 +3,7 @@ VPATH = $(top_srcdir) $(top_srcdir)/lib $(top_srcdir)/plugins $(top_srcdir)/plugins/t INCLUDES = -I.. -I$(top_srcdir)/lib -I$(top_srcdir)/intl \ -@LDAPINCLUDE@ @PGINCLUDE@ @SSLINCLUDE@ +@LDAPINCLUDE@ @PGINCLUDE@ datadir = @datadir@ localedir = $(datadir)/locale