diff options
Diffstat (limited to 'apt-pkg/deb')
| -rw-r--r-- | apt-pkg/deb/dpkgpm.cc | 306 | ||||
| -rw-r--r-- | apt-pkg/deb/dpkgpm.h | 28 |
2 files changed, 182 insertions, 152 deletions
diff --git a/apt-pkg/deb/dpkgpm.cc b/apt-pkg/deb/dpkgpm.cc index 46a2aaa6a..8cb076edd 100644 --- a/apt-pkg/deb/dpkgpm.cc +++ b/apt-pkg/deb/dpkgpm.cc @@ -37,10 +37,13 @@ using namespace std; + + // DPkgPM::pkgDPkgPM - Constructor /*{{{*/ // --------------------------------------------------------------------- /* */ -pkgDPkgPM::pkgDPkgPM(pkgDepCache *Cache) : pkgPackageManager(Cache) +pkgDPkgPM::pkgDPkgPM(pkgDepCache *Cache) + : pkgPackageManager(Cache), dpkgbuf_pos(0), PackagesTotal(0), PackagesDone(0) { } /*}}}*/ @@ -358,7 +361,136 @@ void pkgDPkgPM::DoTerminalPty(int master, FILE *term_out) write(1, term_buf, len); } /*}}}*/ +// DPkgPM::ProcessDpkgStatusBuf /*{{{*/ +// --------------------------------------------------------------------- +/* + */ +void pkgDPkgPM::ProcessDpkgStatusLine(int OutStatusFd, char *line) +{ + // the status we output + ostringstream status; + if (_config->FindB("Debug::pkgDPkgProgressReporting",false) == true) + std::clog << "got from dpkg '" << line << "'" << std::endl; + + + /* dpkg sends strings like this: + 'status: <pkg>: <pkg qstate>' + errors look like this: + 'status: /var/cache/apt/archives/krecipes_0.8.1-0ubuntu1_i386.deb : error : trying to overwrite `/usr/share/doc/kde/HTML/en/krecipes/krectip.png', which is also in package krecipes-data + and conffile-prompt like this + 'status: conffile-prompt: conffile : 'current-conffile' 'new-conffile' useredited distedited + + */ + char* list[5]; + // dpkg sends multiline error messages sometimes (see + // #374195 for a example. we should support this by + // either patching dpkg to not send multiline over the + // statusfd or by rewriting the code here to deal with + // it. for now we just ignore it and not crash + TokSplitString(':', line, list, sizeof(list)/sizeof(list[0])); + char *pkg = list[1]; + char *action = _strstrip(list[2]); + if( pkg == NULL || action == NULL) + { + if (_config->FindB("Debug::pkgDPkgProgressReporting",false) == true) + std::clog << "ignoring line: not enough ':'" << std::endl; + return; + } + + if(strncmp(action,"error",strlen("error")) == 0) + { + status << "pmerror:" << list[1] + << ":" << (PackagesDone/float(PackagesTotal)*100.0) + << ":" << list[3] + << endl; + if(OutStatusFd > 0) + write(OutStatusFd, status.str().c_str(), status.str().size()); + if (_config->FindB("Debug::pkgDPkgProgressReporting",false) == true) + std::clog << "send: '" << status.str() << "'" << endl; + return; + } + if(strncmp(action,"conffile",strlen("conffile")) == 0) + { + status << "pmconffile:" << list[1] + << ":" << (PackagesDone/float(PackagesTotal)*100.0) + << ":" << list[3] + << endl; + if(OutStatusFd > 0) + write(OutStatusFd, status.str().c_str(), status.str().size()); + if (_config->FindB("Debug::pkgDPkgProgressReporting",false) == true) + std::clog << "send: '" << status.str() << "'" << endl; + return; + } + + vector<struct DpkgState> &states = PackageOps[pkg]; + const char *next_action = NULL; + if(PackageOpsDone[pkg] < states.size()) + next_action = states[PackageOpsDone[pkg]].state; + // check if the package moved to the next dpkg state + if(next_action && (strcmp(action, next_action) == 0)) + { + // only read the translation if there is actually a next + // action + const char *translation = _(states[PackageOpsDone[pkg]].str); + char s[200]; + snprintf(s, sizeof(s), translation, pkg); + + // we moved from one dpkg state to a new one, report that + PackageOpsDone[pkg]++; + PackagesDone++; + // build the status str + status << "pmstatus:" << pkg + << ":" << (PackagesDone/float(PackagesTotal)*100.0) + << ":" << s + << endl; + if(OutStatusFd > 0) + write(OutStatusFd, status.str().c_str(), status.str().size()); + if (_config->FindB("Debug::pkgDPkgProgressReporting",false) == true) + std::clog << "send: '" << status.str() << "'" << endl; + } + if (_config->FindB("Debug::pkgDPkgProgressReporting",false) == true) + std::clog << "(parsed from dpkg) pkg: " << pkg + << " action: " << action << endl; +} + +// DPkgPM::DoDpkgStatusFd /*{{{*/ +// --------------------------------------------------------------------- +/* + */ +void pkgDPkgPM::DoDpkgStatusFd(int statusfd, int OutStatusFd) +{ + char *p, *q; + int len; + + len=read(statusfd, &dpkgbuf[dpkgbuf_pos], sizeof(dpkgbuf)-dpkgbuf_pos); + dpkgbuf_pos += len; + if(len <= 0) + return; + + // process line by line if we have a buffer + p = q = dpkgbuf; + while((q=(char*)memchr(p, '\n', dpkgbuf+dpkgbuf_pos-p)) != NULL) + { + *q = 0; + ProcessDpkgStatusLine(OutStatusFd, p); + p=q+1; // continue with next line + } + + // now move the unprocessed bits (after the final \n that is now a 0x0) + // to the start and update dpkgbuf_pos + p = (char*)memrchr(dpkgbuf, 0, dpkgbuf_pos); + if(p == NULL) + return; + + // we are interessted in the first char *after* 0x0 + p++; + + // move the unprocessed tail to the start and update pos + memmove(dpkgbuf, p, p-dpkgbuf); + dpkgbuf_pos = dpkgbuf+dpkgbuf_pos-p; +} + /*}}}*/ // DPkgPM::Go - Run the sequence /*{{{*/ @@ -381,9 +513,6 @@ bool pkgDPkgPM::Go(int OutStatusFd) if (RunScriptsWithPkgs("DPkg::Pre-Install-Pkgs") == false) return false; - // prepare the progress reporting - int Done = 0; - int Total = 0; // map the dpkg states to the operations that are performed // (this is sorted in the same way as Item::Ops) static const struct DpkgState DpkgStatesOpMap[][5] = { @@ -415,15 +544,6 @@ bool pkgDPkgPM::Go(int OutStatusFd) }, }; - // the dpkg states that the pkg will run through, the string is - // the package, the vector contains the dpkg states that the package - // will go through - map<string,vector<struct DpkgState> > PackageOps; - // the dpkg states that are already done; the string is the package - // the int is the state that is already done (e.g. a package that is - // going to be install is already in state "half-installed") - map<string,int> PackageOpsDone; - // init the PackageOps map, go over the list of packages that // that will be [installed|configured|removed|purged] and add // them to the PackageOps map (the dpkg states it goes through) @@ -435,10 +555,27 @@ bool pkgDPkgPM::Go(int OutStatusFd) for(int i=0; (DpkgStatesOpMap[(*I).Op][i]).state != NULL; i++) { PackageOps[name].push_back(DpkgStatesOpMap[(*I).Op][i]); - Total++; + PackagesTotal++; } } + // create log + string logdir = _config->FindDir("Dir::Log"); + if(not FileExists(logdir)) + return _error->Error(_("Directory '%s' missing"), logdir.c_str()); + string logfile_name = flCombine(logdir, + _config->Find("Dir::Log::Name")); + FILE *term_out = fopen(logfile_name.c_str(),"a"); + chmod(logfile_name.c_str(), 0600); + // output current time + char outstr[200]; + time_t t = time(NULL); + struct tm *tmp = localtime(&t); + strftime(outstr, sizeof(outstr), "%F %T", tmp); + fprintf(term_out, "Log started: "); + fprintf(term_out, outstr); + fprintf(term_out, "\n"); + // this loop is runs once per operation for (vector<Item>::iterator I = List.begin(); I != List.end();) { @@ -626,31 +763,14 @@ bool pkgDPkgPM::Go(int OutStatusFd) // we read from dpkg here int _dpkgin = fd[0]; - fcntl(_dpkgin, F_SETFL, O_NONBLOCK); close(fd[1]); // close the write end of the pipe // the read buffers for the communication with dpkg - char line[1024] = {0,}; char buf[2] = {0,0}; // the result of the waitpid call int res; close(slave); -#if 0 - fcntl(0, F_SETFL, O_NONBLOCK); - fcntl(master, F_SETFL, O_NONBLOCK); -#endif - // FIXME: make this a apt config option and add a logrotate file - FILE *term_out = fopen("/var/log/dpkg-out.log","a"); - chmod("/var/log/dpkg-out.log", 0600); - // output current time - char outstr[200]; - time_t t = time(NULL); - struct tm *tmp = localtime(&t); - strftime(outstr, sizeof(outstr), "%F %T", tmp); - fprintf(term_out, "Log started: "); - fprintf(term_out, outstr); - fprintf(term_out, "\n"); // setups fds fd_set rfds; @@ -687,126 +807,10 @@ bool pkgDPkgPM::Go(int OutStatusFd) DoTerminalPty(master, term_out); if(FD_ISSET(0, &rfds)) DoStdin(master); - - // FIXME: move this into its own function too - // FIXME2: do not use non-blocking read here, - // read/process as much data as possible - // Yin one run - //DoDpkgStatusFd(); if(FD_ISSET(_dpkgin, &rfds)) - while(true) - { - if(read(_dpkgin, buf, 1) <= 0) - break; - - // sanity check (should never happen) - if(strlen(line) >= sizeof(line)-10) - { - _error->Error("got a overlong line from dpkg: '%s'",line); - line[0]=0; - continue; - } - // append to line, check if we got a complete line - strcat(line, buf); - if(buf[0] != '\n') - continue; - - if (_config->FindB("Debug::pkgDPkgProgressReporting",false) == true) - std::clog << "got from dpkg '" << line << "'" << std::endl; - - // the status we output - ostringstream status; - - /* dpkg sends strings like this: - 'status: <pkg>: <pkg qstate>' - errors look like this: - 'status: /var/cache/apt/archives/krecipes_0.8.1-0ubuntu1_i386.deb : error : trying to overwrite `/usr/share/doc/kde/HTML/en/krecipes/krectip.png', which is also in package krecipes-data - and conffile-prompt like this - 'status: conffile-prompt: conffile : 'current-conffile' 'new-conffile' useredited distedited - - */ - char* list[5]; - // dpkg sends multiline error messages sometimes (see - // #374195 for a example. we should support this by - // either patching dpkg to not send multiline over the - // statusfd or by rewriting the code here to deal with - // it. for now we just ignore it and not crash - TokSplitString(':', line, list, sizeof(list)/sizeof(list[0])); - char *pkg = list[1]; - char *action = _strstrip(list[2]); - if( pkg == NULL || action == NULL) - { - if (_config->FindB("Debug::pkgDPkgProgressReporting",false) == true) - std::clog << "ignoring line: not enough ':'" << std::endl; - // reset the line buffer - line[0]=0; - continue; - } - - if(strncmp(action,"error",strlen("error")) == 0) - { - status << "pmerror:" << list[1] - << ":" << (Done/float(Total)*100.0) - << ":" << list[3] - << endl; - if(OutStatusFd > 0) - write(OutStatusFd, status.str().c_str(), status.str().size()); - line[0]=0; - if (_config->FindB("Debug::pkgDPkgProgressReporting",false) == true) - std::clog << "send: '" << status.str() << "'" << endl; - continue; - } - if(strncmp(action,"conffile",strlen("conffile")) == 0) - { - status << "pmconffile:" << list[1] - << ":" << (Done/float(Total)*100.0) - << ":" << list[3] - << endl; - if(OutStatusFd > 0) - write(OutStatusFd, status.str().c_str(), status.str().size()); - line[0]=0; - if (_config->FindB("Debug::pkgDPkgProgressReporting",false) == true) - std::clog << "send: '" << status.str() << "'" << endl; - continue; - } - - vector<struct DpkgState> &states = PackageOps[pkg]; - const char *next_action = NULL; - if(PackageOpsDone[pkg] < states.size()) - next_action = states[PackageOpsDone[pkg]].state; - // check if the package moved to the next dpkg state - if(next_action && (strcmp(action, next_action) == 0)) - { - // only read the translation if there is actually a next - // action - const char *translation = _(states[PackageOpsDone[pkg]].str); - char s[200]; - snprintf(s, sizeof(s), translation, pkg); - - // we moved from one dpkg state to a new one, report that - PackageOpsDone[pkg]++; - Done++; - // build the status str - status << "pmstatus:" << pkg - << ":" << (Done/float(Total)*100.0) - << ":" << s - << endl; - if(OutStatusFd > 0) - write(OutStatusFd, status.str().c_str(), status.str().size()); - if (_config->FindB("Debug::pkgDPkgProgressReporting",false) == true) - std::clog << "send: '" << status.str() << "'" << endl; - - } - if (_config->FindB("Debug::pkgDPkgProgressReporting",false) == true) - std::clog << "(parsed from dpkg) pkg: " << pkg - << " action: " << action << endl; - - // reset the line buffer - line[0]=0; - } + DoDpkgStatusFd(_dpkgin, OutStatusFd); } close(_dpkgin); - fclose(term_out); // Restore sig int/quit signal(SIGQUIT,old_SIGQUIT); @@ -832,10 +836,14 @@ bool pkgDPkgPM::Go(int OutStatusFd) else _error->Error("Sub-process %s exited unexpectedly",Args[0]); - if(stopOnError) + if(stopOnError) + { + fclose(term_out); return false; + } } } + fclose(term_out); if (RunScripts("DPkg::Post-Invoke") == false) return false; diff --git a/apt-pkg/deb/dpkgpm.h b/apt-pkg/deb/dpkgpm.h index a1466878d..c552b20c9 100644 --- a/apt-pkg/deb/dpkgpm.h +++ b/apt-pkg/deb/dpkgpm.h @@ -12,21 +12,42 @@ #include <apt-pkg/packagemanager.h> #include <vector> +#include <map> #include <stdio.h> using std::vector; +using std::map; + class pkgDPkgPM : public pkgPackageManager { + private: + + // the buffer we use for the dpkg status-fd reading + char dpkgbuf[1024]; + int dpkgbuf_pos; + protected: - // used for progress reporting + // progress reporting struct DpkgState { const char *state; // the dpkg state (e.g. "unpack") const char *str; // the human readable translation of the state }; - + + // the dpkg states that the pkg will run through, the string is + // the package, the vector contains the dpkg states that the package + // will go through + map<string,vector<struct DpkgState> > PackageOps; + // the dpkg states that are already done; the string is the package + // the int is the state that is already done (e.g. a package that is + // going to be install is already in state "half-installed") + map<string,int> PackageOpsDone; + // progress reporting + int PackagesDone; + int PackagesTotal; + struct Item { enum Ops {Install, Configure, Remove, Purge} Op; @@ -47,7 +68,8 @@ class pkgDPkgPM : public pkgPackageManager // input processing void DoStdin(int master); void DoTerminalPty(int master, FILE *out); - // void DoDpkgStatusFd(); + void DoDpkgStatusFd(int statusfd, int OutStatusFd); + void ProcessDpkgStatusLine(int OutStatusFd, char *line); // The Actuall installation implementation virtual bool Install(PkgIterator Pkg,string File); 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