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real-time indexer: regular files which were part of the topdirs list were not monitored

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This commit is contained in:
Jean-Francois Dockes 2016-08-13 09:17:29 +02:00
parent 306fa42f17
commit 054554576a
1 changed files with 61 additions and 41 deletions
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72
src/index/rclmonrcv.cpp
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@ -76,15 +76,13 @@ public:
FsTreeWalker& walker)
: m_config(conf), m_mon(mon), m_queue(queue), m_walker(walker)
{}
virtual ~WalkCB()
{}
virtual ~WalkCB() {}
virtual FsTreeWalker::Status
processone(const string &fn, const struct stat *st,
FsTreeWalker::CbFlag flg)
{
MONDEB(("rclMonRcvRun: processone %s m_mon %p m_mon->ok %d\n",
fn.c_str(), m_mon, m_mon?m_mon->ok():0));
FsTreeWalker::CbFlag flg) {
MONDEB("rclMonRcvRun: processone " << fn << " m_mon " << m_mon <<
" m_mon->ok " << (m_mon ? m_mon->ok() : false) << std::endl);
if (flg == FsTreeWalker::FtwDirEnter ||
flg == FsTreeWalker::FtwDirReturn) {
@ -143,7 +141,7 @@ private:
FsTreeWalker& m_walker;
};
/** Main thread routine: create watches, then forever wait for and queue events */
// Main thread routine: create watches, then forever wait for and queue events
void *rclMonRcvRun(void *q)
{
RclMonEventQueue *queue = (RclMonEventQueue *)q;
@ -163,11 +161,11 @@ void *rclMonRcvRun(void *q)
return 0;
}
// Get top directories from config
vector<string> tdl = lconfig.getTopdirs();
if (tdl.empty()) {
LOGERR("rclMonRcvRun:: top directory list (topdirs param.) notfound in config or Directory list parse error" );
LOGERR("rclMonRcvRun:: top directory list (topdirs param.) not found "
"in configuration or topdirs list parse error");
queue->setTerminate();
return 0;
}
@ -176,7 +174,7 @@ void *rclMonRcvRun(void *q)
FsTreeWalker walker;
walker.setSkippedPaths(lconfig.getDaemSkippedPaths());
WalkCB walkcb(&lconfig, mon, queue, walker);
for (vector<string>::iterator it = tdl.begin(); it != tdl.end(); it++) {
for (auto it = tdl.begin(); it != tdl.end(); it++) {
lconfig.setKeyDir(*it);
// Adjust the follow symlinks options
bool follow;
@ -186,13 +184,28 @@ void *rclMonRcvRun(void *q)
} else {
walker.setOpts(FsTreeWalker::FtwOptNone);
}
// We have to special-case regular files which are part of the topdirs
// list because we the tree walker only adds watches for directories
struct stat st;
if (path_fileprops(*it, &st, follow) != 0) {
LOGERR("rclMonRcvRun: stat failed for " << *it << "\n");
continue;
}
if (S_ISDIR(st.st_mode)) {
LOGDEB("rclMonRcvRun: walking " << *it << "\n");
if (walker.walk(*it, walkcb) != FsTreeWalker::FtwOk) {
LOGERR("rclMonRcvRun: tree walk failed\n");
goto terminate;
}
if (walker.getErrCnt() > 0) {
LOGINFO("rclMonRcvRun: fs walker errors: " << (walker.getReason()) << "\n" );
LOGINFO("rclMonRcvRun: fs walker errors: " <<
walker.getReason() << "\n");
}
} else {
if (!mon->addWatch(*it, false)) {
LOGERR("rclMonRcvRun: addWatch failed for " << *it <<
" errno " << mon->saved_errno << std::endl);
}
}
}
@ -239,13 +252,15 @@ void *rclMonRcvRun(void *q)
// it seems that fam/gamin is doing the job for us so
// that we are generating double events here (no big
// deal as prc will sort/merge).
LOGDEB("rclMonRcvRun: walking new dir " << (ev.m_path) << "\n" );
LOGDEB("rclMonRcvRun: walking new dir " << ev.m_path << "\n");
if (walker.walk(ev.m_path, walkcb) != FsTreeWalker::FtwOk) {
LOGERR("rclMonRcvRun: walking new dir " << (ev.m_path) << ": " << (walker.getReason()) << "\n" );
LOGERR("rclMonRcvRun: walking new dir " << ev.m_path <<
" : " << walker.getReason() << "\n");
goto terminate;
}
if (walker.getErrCnt() > 0) {
LOGINFO("rclMonRcvRun: fs walker errors: " << (walker.getReason()) << "\n" );
LOGINFO("rclMonRcvRun: fs walker errors: " <<
walker.getReason() << "\n");
}
}
@ -340,7 +355,7 @@ RclFAM::RclFAM()
: m_ok(false)
{
if (FAMOpen2(&m_conn, "Recoll")) {
LOGERR("RclFAM::RclFAM: FAMOpen2 failed, errno " << (errno) << "\n" );
LOGERR("RclFAM::RclFAM: FAMOpen2 failed, errno " << errno << "\n");
return;
}
m_ok = true;
@ -422,7 +437,7 @@ bool RclFAM::getEvent(RclMonEvent& ev, int msecs)
}
int ret;
if ((ret=select(fam_fd+1, &readfds, 0, 0, msecs >= 0 ? &timeout : 0)) < 0) {
LOGERR("RclFAM::getEvent: select failed, errno " << (errno) << "\n" );
LOGERR("RclFAM::getEvent: select failed, errno " << errno << "\n");
close();
return false;
} else if (ret == 0) {
@ -449,7 +464,7 @@ bool RclFAM::getEvent(RclMonEvent& ev, int msecs)
MONDEB("RclFAM::getEvent: call FAMNextEvent\n");
FAMEvent fe;
if (FAMNextEvent(&m_conn, &fe) < 0) {
LOGERR("RclFAM::getEvent: FAMNextEvent failed, errno " << (errno) << "\n" );
LOGERR("RclFAM::getEvent: FAMNextEvent: errno " << errno << "\n");
close();
return false;
}
@ -498,7 +513,7 @@ bool RclFAM::getEvent(RclMonEvent& ev, int msecs)
// Have to return something, this is different from an empty queue,
// esp if we are trying to empty it...
if (fe.code != FAMEndExist)
LOGDEB("RclFAM::getEvent: got other event " << (fe.code) << "!\n" );
LOGDEB("RclFAM::getEvent: got other event " << fe.code << "!\n");
ev.m_etyp = RclMonEvent::RCLEVT_NONE;
break;
}
@ -519,7 +534,7 @@ public:
: m_ok(false), m_fd(-1), m_evp(0), m_ep(0)
{
if ((m_fd = inotify_init()) < 0) {
LOGERR("RclIntf:: inotify_init failed, errno " << (errno) << "\n" );
LOGERR("RclIntf:: inotify_init failed, errno " << errno << "\n");
return;
}
m_ok = true;
@ -603,9 +618,11 @@ bool RclIntf::addWatch(const string& path, bool)
int wd;
if ((wd = inotify_add_watch(m_fd, path.c_str(), mask)) < 0) {
saved_errno = errno;
LOGERR("RclIntf::addWatch: inotify_add_watch failed. errno " << (saved_errno) << "\n" );
LOGERR("RclIntf::addWatch: inotify_add_watch failed. errno " <<
saved_errno << "\n");
if (errno == ENOSPC) {
LOGERR("RclIntf::addWatch: ENOSPC error may mean that you needincrease the inotify kernel constants. See inotify(7)\n" );
LOGERR("RclIntf::addWatch: ENOSPC error may mean that you should "
"increase the inotify kernel constants. See inotify(7)\n");
}
return false;
}
@ -633,8 +650,9 @@ bool RclIntf::getEvent(RclMonEvent& ev, int msecs)
}
int ret;
MONDEB("RclIntf::getEvent: select\n");
if ((ret=select(m_fd + 1, &readfds, 0, 0, msecs >= 0 ? &timeout : 0)) < 0) {
LOGERR("RclIntf::getEvent: select failed, errno " << (errno) << "\n" );
if ((ret = select(m_fd + 1, &readfds, 0, 0, msecs >= 0 ? &timeout : 0))
< 0) {
LOGERR("RclIntf::getEvent: select failed, errno " << errno << "\n");
close();
return false;
} else if (ret == 0) {
@ -666,7 +684,7 @@ bool RclIntf::getEvent(RclMonEvent& ev, int msecs)
map<int,string>::const_iterator it;
if ((it = m_idtopath.find(evp->wd)) == m_idtopath.end()) {
LOGERR("RclIntf::getEvent: unknown wd " << (evp->wd) << "\n" );
LOGERR("RclIntf::getEvent: unknown wd " << evp->wd << "\n");
return true;
}
ev.m_path = it->second;
@ -711,7 +729,8 @@ bool RclIntf::getEvent(RclMonEvent& ev, int msecs)
eraseWatchSubTree(m_idtopath, ev.m_path);
}
} else {
LOGDEB("RclIntf::getEvent: unhandled event " << (event_name(evp->mask)) << " 0x" << (evp->mask) << " " << (ev.m_path) << "\n" );
LOGDEB("RclIntf::getEvent: unhandled event " << event_name(evp->mask) <<
" " << evp->mask << " " << ev.m_path << "\n");
return true;
}
return true;
@ -732,7 +751,8 @@ static RclMonitor *makeMonitor()
return new RclFAM;
#endif
#endif
LOGINFO("RclMonitor: neither Inotify nor Fam was compiled as file system change notification interface\n" );
LOGINFO("RclMonitor: neither Inotify nor Fam was compiled as file system "
"change notification interface\n");
return 0;
}
#endif // RCL_MONITOR