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feat(dwarfs): add context for perfmon tracing

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This commit is contained in:
Marcus Holland-Moritz 2024-04-27 15:28:45 +02:00
parent c6cc8c9f70
commit e064d425f7
1 changed files with 62 additions and 29 deletions
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91
src/dwarfs_main.cpp
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@ -378,6 +378,8 @@ void op_lookup(fuse_req_t req, fuse_ino_t parent, char const* name) {
e.attr_timeout = std::numeric_limits<double>::max();
e.entry_timeout = std::numeric_limits<double>::max();
PERFMON_SET_CONTEXT(e.ino)
fuse_reply_entry(req, &e);
}
@ -417,11 +419,12 @@ void op_getattr(fuse_req_t req, fuse_ino_t ino, struct fuse_file_info*) {
LOG_PROXY(LoggerPolicy, userdata.lgr);
LOG_DEBUG << __func__ << "(" << ino << ")";
PERFMON_SET_CONTEXT(ino)
native_stat st;
int err = op_getattr_common(
log_, userdata, &st, [&userdata, ino] { return userdata.fs.find(ino); });
int err = op_getattr_common(log_, userdata, &st,
[&] { return userdata.fs.find(ino); });
if (err == 0) {
fuse_reply_attr(req, &st, std::numeric_limits<double>::max());
@ -438,8 +441,13 @@ int op_getattr(char const* path, native_stat* st, struct fuse_file_info*) {
LOG_DEBUG << __func__ << "(" << path << ")";
return -op_getattr_common(
log_, userdata, st, [&userdata, path] { return userdata.fs.find(path); });
return -op_getattr_common(log_, userdata, st, [&] {
auto e = userdata.fs.find(path);
if (e) {
PERFMON_SET_CONTEXT(e->inode_num())
}
return e;
});
}
#endif
@ -462,6 +470,7 @@ void op_access(fuse_req_t req, fuse_ino_t ino, int mode) {
LOG_PROXY(LoggerPolicy, userdata.lgr);
LOG_DEBUG << __func__ << "(" << ino << ")";
PERFMON_SET_CONTEXT(ino)
auto ctx = fuse_req_ctx(req);
@ -482,9 +491,13 @@ int op_access(char const* path, int mode) {
auto ctx = fuse_get_context();
return -op_access_common(
log_, userdata, mode, ctx->uid, ctx->gid,
[&userdata, path] { return userdata.fs.find(path); });
return -op_access_common(log_, userdata, mode, ctx->uid, ctx->gid, [&] {
auto e = userdata.fs.find(path);
if (e) {
PERFMON_SET_CONTEXT(e->inode_num())
}
return e;
});
}
#endif
@ -507,12 +520,12 @@ void op_readlink(fuse_req_t req, fuse_ino_t ino) {
LOG_PROXY(LoggerPolicy, userdata.lgr);
LOG_DEBUG << __func__;
PERFMON_SET_CONTEXT(ino)
std::string symlink;
auto err = op_readlink_common(log_, userdata, &symlink, [&userdata, ino] {
return userdata.fs.find(ino);
});
auto err = op_readlink_common(log_, userdata, &symlink,
[&] { return userdata.fs.find(ino); });
if (err == 0) {
fuse_reply_readlink(req, symlink.c_str());
@ -531,8 +544,12 @@ int op_readlink(char const* path, char* buf, size_t buflen) {
std::string symlink;
auto err = op_readlink_common(log_, userdata, &symlink, [&userdata, path] {
return userdata.fs.find(path);
auto err = op_readlink_common(log_, userdata, &symlink, [&] {
auto e = userdata.fs.find(path);
if (e) {
PERFMON_SET_CONTEXT(e->inode_num())
}
return e;
});
if (err == 0) {
@ -586,9 +603,10 @@ void op_open(fuse_req_t req, fuse_ino_t ino, struct fuse_file_info* fi) {
LOG_PROXY(LoggerPolicy, userdata.lgr);
LOG_DEBUG << __func__;
PERFMON_SET_CONTEXT(ino)
auto err = op_open_common(log_, userdata, fi,
[&userdata, ino] { return userdata.fs.find(ino); });
auto err =
op_open_common(log_, userdata, fi, [&] { return userdata.fs.find(ino); });
if (err == 0) {
fuse_reply_open(req, fi);
@ -605,8 +623,13 @@ int op_open(char const* path, struct fuse_file_info* fi) {
LOG_DEBUG << __func__;
return -op_open_common(log_, userdata, fi,
[&userdata, path] { return userdata.fs.find(path); });
return -op_open_common(log_, userdata, fi, [&] {
auto e = userdata.fs.find(path);
if (e) {
PERFMON_SET_CONTEXT(e->inode_num())
}
return e;
});
}
#endif
@ -619,6 +642,7 @@ void op_read(fuse_req_t req, fuse_ino_t ino, size_t size, file_off_t off,
LOG_PROXY(LoggerPolicy, userdata.lgr);
LOG_DEBUG << __func__;
PERFMON_SET_CONTEXT(ino, size)
checked_reply_err(log_, req, [&]() -> ssize_t {
if (FUSE_ROOT_ID + fi->fh != ino) {
@ -648,6 +672,7 @@ int op_read(char const* path, char* buf, size_t size, native_off_t off,
LOG_PROXY(LoggerPolicy, userdata.lgr);
LOG_DEBUG << __func__;
PERFMON_SET_CONTEXT(fi->fh, size)
return -checked_call(log_, [&] {
auto rv = userdata.fs.read(fi->fh, buf, size, off);
@ -722,14 +747,17 @@ class readdir_policy {
};
#endif
template <typename Policy>
int op_readdir_common(filesystem_v2& fs, Policy& policy, file_off_t off) {
template <typename Policy, typename OnInode>
int op_readdir_common(filesystem_v2& fs, Policy& policy, file_off_t off,
OnInode&& on_inode) {
auto dirent = policy.find(fs);
if (!dirent) {
return ENOENT;
}
std::forward<OnInode>(on_inode)(*dirent);
auto dir = fs.opendir(*dirent);
if (!dir) {
@ -773,10 +801,11 @@ void op_readdir(fuse_req_t req, fuse_ino_t ino, size_t size, file_off_t off,
LOG_PROXY(LoggerPolicy, userdata.lgr);
LOG_DEBUG << __func__ << "(" << ino << ", " << size << ", " << off << ")";
PERFMON_SET_CONTEXT(ino, size)
checked_reply_err(log_, req, [&] {
readdir_lowlevel_policy policy{req, ino, size};
return op_readdir_common(userdata.fs, policy, off);
return op_readdir_common(userdata.fs, policy, off, [](inode_view) {});
});
}
#else
@ -792,7 +821,9 @@ int op_readdir(char const* path, void* buf, fuse_fill_dir_t filler,
return -checked_call(log_, [&] {
readdir_policy policy{path, buf, filler};
return op_readdir_common(userdata.fs, policy, off);
return op_readdir_common(userdata.fs, policy, off, [&](inode_view e) {
PERFMON_SET_CONTEXT(e.inode_num())
});
});
}
#endif
@ -869,6 +900,7 @@ void op_getxattr(fuse_req_t req, fuse_ino_t ino, char const* name, size_t size
<< ", " << position
#endif
<< ")";
PERFMON_SET_CONTEXT(ino)
checked_reply_err(log_, req, [&] {
std::ostringstream oss;
@ -957,6 +989,7 @@ void op_listxattr(fuse_req_t req, fuse_ino_t ino, size_t size) {
LOG_PROXY(LoggerPolicy, userdata.lgr);
LOG_DEBUG << __func__ << "(" << ino << ", " << size << ")";
PERFMON_SET_CONTEXT(ino)
checked_reply_err(log_, req, [&] {
std::ostringstream oss;
@ -1295,16 +1328,16 @@ void load_filesystem(dwarfs_userdata& userdata) {
PERFMON_EXT_PROXY_SETUP(userdata, userdata.perfmon, "fuse")
PERFMON_EXT_TIMER_SETUP(userdata, op_init)
PERFMON_EXT_TIMER_SETUP(userdata, op_lookup)
PERFMON_EXT_TIMER_SETUP(userdata, op_getattr)
PERFMON_EXT_TIMER_SETUP(userdata, op_access)
PERFMON_EXT_TIMER_SETUP(userdata, op_readlink)
PERFMON_EXT_TIMER_SETUP(userdata, op_open)
PERFMON_EXT_TIMER_SETUP(userdata, op_read)
PERFMON_EXT_TIMER_SETUP(userdata, op_readdir)
PERFMON_EXT_TIMER_SETUP(userdata, op_lookup, "inode")
PERFMON_EXT_TIMER_SETUP(userdata, op_getattr, "inode")
PERFMON_EXT_TIMER_SETUP(userdata, op_access, "inode")
PERFMON_EXT_TIMER_SETUP(userdata, op_readlink, "inode")
PERFMON_EXT_TIMER_SETUP(userdata, op_open, "inode")
PERFMON_EXT_TIMER_SETUP(userdata, op_read, "inode", "size")
PERFMON_EXT_TIMER_SETUP(userdata, op_readdir, "inode", "size")
PERFMON_EXT_TIMER_SETUP(userdata, op_statfs)
PERFMON_EXT_TIMER_SETUP(userdata, op_getxattr)
PERFMON_EXT_TIMER_SETUP(userdata, op_listxattr)
PERFMON_EXT_TIMER_SETUP(userdata, op_getxattr, "inode")
PERFMON_EXT_TIMER_SETUP(userdata, op_listxattr, "inode")
auto fsimage = userdata.iol.os->canonical(std::filesystem::path(
reinterpret_cast<char8_t const*>(opts.fsimage->data())));