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feat(filesystem_v2): add error_code / throwing API for getattr

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This commit is contained in:
Marcus Holland-Moritz 2024-07-26 23:10:23 +02:00
parent 2ca18e776b
commit dfcc2a20eb
2 changed files with 28 additions and 0 deletions
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8
include/dwarfs/filesystem_v2.h
View File

@ -118,6 +118,12 @@ class filesystem_v2 {
return impl_->getattr(entry, stbuf);
}
file_stat getattr(inode_view entry, std::error_code& ec) const {
return impl_->getattr(entry, ec);
}
file_stat getattr(inode_view entry) const { return impl_->getattr(entry); }
int access(inode_view entry, int mode, uid_t uid, gid_t gid) const {
return impl_->access(entry, mode, uid, gid);
}
@ -239,6 +245,8 @@ class filesystem_v2 {
virtual std::optional<inode_view>
find(int inode, const char* name) const = 0;
virtual int getattr(inode_view entry, file_stat* stbuf) const = 0;
virtual file_stat getattr(inode_view entry, std::error_code& ec) const = 0;
virtual file_stat getattr(inode_view entry) const = 0;
virtual int
access(inode_view entry, int mode, uid_t uid, gid_t gid) const = 0;
virtual std::optional<directory_view> opendir(inode_view entry) const = 0;

20
src/dwarfs/filesystem_v2.cpp
View File

@ -425,6 +425,8 @@ class filesystem_ final : public filesystem_v2::impl {
std::optional<inode_view> find(int inode) const override;
std::optional<inode_view> find(int inode, const char* name) const override;
int getattr(inode_view entry, file_stat* stbuf) const override;
file_stat getattr(inode_view entry, std::error_code& ec) const override;
file_stat getattr(inode_view entry) const override;
int access(inode_view entry, int mode, uid_t uid, gid_t gid) const override;
std::optional<directory_view> opendir(inode_view entry) const override;
std::optional<std::pair<inode_view, std::string>>
@ -495,6 +497,8 @@ class filesystem_ final : public filesystem_v2::impl {
PERFMON_CLS_TIMER_DECL(find_inode)
PERFMON_CLS_TIMER_DECL(find_inode_name)
PERFMON_CLS_TIMER_DECL(getattr)
PERFMON_CLS_TIMER_DECL(getattr_ec)
PERFMON_CLS_TIMER_DECL(getattr_throw)
PERFMON_CLS_TIMER_DECL(access)
PERFMON_CLS_TIMER_DECL(opendir)
PERFMON_CLS_TIMER_DECL(readdir)
@ -575,6 +579,8 @@ filesystem_<LoggerPolicy>::filesystem_(
PERFMON_CLS_TIMER_INIT(find_inode)
PERFMON_CLS_TIMER_INIT(find_inode_name)
PERFMON_CLS_TIMER_INIT(getattr)
PERFMON_CLS_TIMER_INIT(getattr_ec)
PERFMON_CLS_TIMER_INIT(getattr_throw)
PERFMON_CLS_TIMER_INIT(access)
PERFMON_CLS_TIMER_INIT(opendir)
PERFMON_CLS_TIMER_INIT(readdir)
@ -1049,6 +1055,20 @@ int filesystem_<LoggerPolicy>::getattr(inode_view entry,
return meta_.getattr(entry, stbuf);
}
template <typename LoggerPolicy>
file_stat filesystem_<LoggerPolicy>::getattr(inode_view entry,
std::error_code& ec) const {
PERFMON_CLS_SCOPED_SECTION(getattr_ec)
return call_int_error<file_stat>(
[&](auto& stbuf) { return getattr(entry, &stbuf); }, ec);
}
template <typename LoggerPolicy>
file_stat filesystem_<LoggerPolicy>::getattr(inode_view entry) const {
PERFMON_CLS_SCOPED_SECTION(getattr_throw)
return call_ec_throw([&](std::error_code& ec) { return getattr(entry, ec); });
}
template <typename LoggerPolicy>
int filesystem_<LoggerPolicy>::access(inode_view entry, int mode, uid_t uid,
gid_t gid) const {