[zypp-commit] r5380 - in /trunk/libzypp: cmake/modules/FindZsync.cmake devel/devel.dmacvicar/CMakeLists.txt devel/devel.dmacvicar/zsync.cc

Author: dmacvicar Date: Sun Apr 15 01:38:42 2007 New Revision: 5380 URL: http://svn.opensuse.org/viewcvs/zypp?rev=5380&view=rev Log: - test program that finds required download ranges using a old packages file, and a .zsync file from a (remote) new one. Added: trunk/libzypp/cmake/modules/FindZsync.cmake trunk/libzypp/devel/devel.dmacvicar/zsync.cc Modified: trunk/libzypp/devel/devel.dmacvicar/CMakeLists.txt Added: trunk/libzypp/cmake/modules/FindZsync.cmake URL: http://svn.opensuse.org/viewcvs/zypp/trunk/libzypp/cmake/modules/FindZsync.cmake?rev=5380&view=auto ============================================================================== --- trunk/libzypp/cmake/modules/FindZsync.cmake (added) +++ trunk/libzypp/cmake/modules/FindZsync.cmake Sun Apr 15 01:38:42 2007 @@ -0,0 +1,34 @@ + +if(ZSYNC_INCLUDE_DIR AND ZSYNC_LIBRARY) + # Already in cache, be silent + set(ZSYNC_FIND_QUIETLY TRUE) +endif(ZSYNC_INCLUDE_DIR AND ZSYNC_LIBRARY) + +set(ZSYNC_LIBRARY) +set(ZSYNC_INCLUDE_DIR) + +FIND_PATH(ZSYNC_INCLUDE_DIR zsync.h + /usr/include + /usr/local/include +) + +FIND_LIBRARY(ZSYNC_LIBRARY NAMES zsync + PATHS + /usr/lib + /usr/local/lib +) + +FIND_LIBRARY(RCKSUM_LIBRARY NAMES rcksum + PATHS + /usr/lib + /usr/local/lib +) + +if(ZSYNC_INCLUDE_DIR AND ZSYNC_LIBRARY AND RCKSUM_LIBRARY) + MESSAGE( STATUS "zsync found: includes in ${ZSYNC_INCLUDE_DIR}, library in ${ZSYNC_LIBRARY}") + set(ZSYNC_FOUND TRUE) +else(ZSYNC_INCLUDE_DIR AND ZSYNC_LIBRARY) + MESSAGE( STATUS "zsync not found") +endif(ZSYNC_INCLUDE_DIR AND ZSYNC_LIBRARY AND RCKSUM_LIBRARY) + +MARK_AS_ADVANCED(ZSYNC_INCLUDE_DIR ZSYNC_LIBRARY RCKSUM_LIBRARY) \ No newline at end of file Modified: trunk/libzypp/devel/devel.dmacvicar/CMakeLists.txt URL: http://svn.opensuse.org/viewcvs/zypp/trunk/libzypp/devel/devel.dmacvicar/CMakeLists.txt?rev=5380&r1=5379&r2=5380&view=diff ============================================================================== --- trunk/libzypp/devel/devel.dmacvicar/CMakeLists.txt (original) +++ trunk/libzypp/devel/devel.dmacvicar/CMakeLists.txt Sun Apr 15 01:38:42 2007 @@ -30,4 +30,12 @@ ADD_EXECUTABLE(yum-downloader YUMDownloader.cc YUMDownloader_tp.cc) TARGET_LINK_LIBRARIES(yum-downloader zypp ) -TARGET_LINK_LIBRARIES(yum-downloader zypp2 ) \ No newline at end of file +TARGET_LINK_LIBRARIES(yum-downloader zypp2 ) + +FIND_PACKAGE(Zsync) +IF(ZSYNC_FOUND) + ADD_EXECUTABLE(zsync zsync.cc) + TARGET_LINK_LIBRARIES(zsync ${ZSYNC_LIBRARY} ${RCKSUM_LIBRARY}) + TARGET_LINK_LIBRARIES(zsync zypp ) +# TARGET_LINK_LIBRARIES(zsync zypp2 ) +ENDIF(ZSYNC_FOUND) \ No newline at end of file Added: trunk/libzypp/devel/devel.dmacvicar/zsync.cc URL: http://svn.opensuse.org/viewcvs/zypp/trunk/libzypp/devel/devel.dmacvicar/zsync.cc?rev=5380&view=auto ============================================================================== --- trunk/libzypp/devel/devel.dmacvicar/zsync.cc (added) +++ trunk/libzypp/devel/devel.dmacvicar/zsync.cc Sun Apr 15 01:38:42 2007 @@ -0,0 +1,128 @@ +#include +#include + +extern "C" { +#include +} +#include "zypp/base/Exception.h" +#include "zypp/base/Logger.h" +#include "zypp/Pathname.h" +#include "zypp/ExternalProgram.cc" +//#include + +using namespace zypp; +using namespace std; + +void read_seed_file(struct zsync_state* z, const Pathname &path ) +{ + if (zsync_hint_decompress(z) && path.basename().size() > 3 && path.extension() == ".gz" ) + { + FILE* f; + { + // ugh + char* cmd = (char *) malloc(6 + strlen(path.c_str())*2); + + if (!cmd) return; + + const char *fname = path.c_str(); + strcpy(cmd,"zcat "); + { + int i,j; + for (i=0,j=5; fname[i]; i++) + { + if (!isalnum(fname[i])) cmd[j++] = '\\'; + cmd[j++] = fname[i]; + } + cmd[j] = 0; + } + + //if (!no_progress) fprintf(stderr,"reading seed %s: ",cmd); + MIL << "Reading seed " << cmd << endl; + f = popen(cmd,"r"); + free(cmd); + } + + if (!f) + { + //perror("popen"); fprintf(stderr,"not using seed file %s\n",fname); + ZYPP_THROW(Exception("not using seed file")); + } + else + { + // 0 no progress + zsync_submit_source_file(z, f, 0); + if (pclose(f) != 0) + { + ZYPP_THROW(Exception("pclose")); + perror("close"); + } + } + } + else + { + FILE* f = fopen(path.c_str(),"r"); + MIL << "Reading seed " << path << endl; + if (!f) { + //perror("open"); fprintf(stderr,"not using seed file %s\n",fname); + ZYPP_THROW(Exception("open: " + path.asString())); + } + else + { + // 0 no progress + zsync_submit_source_file(z, f, 0); + if (fclose(f) != 0) + { + perror("close"); + } + } + } + { + long long done,total; + zsync_progress(z, &done, &total); + MIL << "Read " << path << ". Target " << (100.0f * done)/total << " complete" << endl; + } +} + +void figure_ranges(struct zsync_state* zs) +{ + //struct zsync_receiver* zr; + int num_ranges; + // it seems type is 1 for gz, 0 normal + off_t *ranges = zsync_needed_byte_ranges(zs, &num_ranges, 0); + int i=0; + + MIL << "Need to get " << num_ranges << " ranges" << endl; + + while ( i < 2*num_ranges ) + { + int from = ranges[i]; + MIL << "From: " << ranges[i] << " To: " << ranges[i+1] << endl; + i += 2; + } + + free(ranges); +} + +int main() +{ + Pathname root("/home/duncan/suse/metadata-diff"); + struct zsync_state* zs; + + FILE *f = fopen( (root+"/3/packages.zsync").c_str(), "r" ); + + if ((zs = zsync_begin(f)) == NULL) + { + exit(1); + } + + if (fclose(f) != 0) + { + perror("fclose"); exit(2); + } + + read_seed_file( zs, root + "1/packages" ); + figure_ranges(zs); + + zsync_end(zs); + return 0; +} \ No newline at end of file -- To unsubscribe, e-mail: zypp-commit+unsubscribe@opensuse.org For additional commands, e-mail: zypp-commit+help@opensuse.org