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Add parallel restore

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Signed-off-by: Zach Brown <zab@versity.com>
This commit is contained in:
Zach Brown
2023-03-28 12:50:09 -07:00
parent c4b00d059a
commit 7754feee3f
4 changed files with 1984 additions and 1 deletions
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8
utils/Makefile
View File

@@ -18,7 +18,9 @@ BIN := src/scoutfs
OBJ := $(patsubst %.c,%.o,$(wildcard src/*.c))
DEPS := $(wildcard */*.d)
all: $(BIN)
AR := src/scoutfs_parallel_restore.a
all: $(BIN) $(AR)
ifneq ($(DEPS),)
-include $(DEPS)
@@ -36,6 +38,10 @@ $(BIN): $(OBJ)
$(QU) [BIN $@]
$(VE)gcc -o $@ $^ -luuid -lm -lcrypto -lblkid
$(AR): $(OBJ)
$(QU) [AR $@]
$(VE)ar rcs $@ $^
%.o %.d: %.c Makefile sparse.sh
$(QU) [CC $<]
$(VE)gcc $(CFLAGS) -MD -MP -MF $*.d -c $< -o $*.o

3
utils/scoutfs-utils.spec.in
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@@ -54,6 +54,8 @@ cp man/*.8.gz $RPM_BUILD_ROOT%{_mandir}/man8/.
install -m 755 -D src/scoutfs $RPM_BUILD_ROOT%{_sbindir}/scoutfs
install -m 644 -D src/ioctl.h $RPM_BUILD_ROOT%{_includedir}/scoutfs/ioctl.h
install -m 644 -D src/format.h $RPM_BUILD_ROOT%{_includedir}/scoutfs/format.h
install -m 644 -D src/parallel_restore.h $RPM_BUILD_ROOT%{_includedir}/scoutfs/parallel_restore.h
install -m 644 -D src/scoutfs_parallel_restore.a $RPM_BUILD_ROOT%{_libdir}/scoutfs/libscoutfs_parallel_restore.a
install -m 755 -D fenced/scoutfs-fenced $RPM_BUILD_ROOT%{_libexecdir}/scoutfs-fenced/scoutfs-fenced
install -m 644 -D fenced/scoutfs-fenced.service $RPM_BUILD_ROOT%{_unitdir}/scoutfs-fenced.service
install -m 644 -D fenced/scoutfs-fenced.conf.example $RPM_BUILD_ROOT%{_sysconfdir}/scoutfs/scoutfs-fenced.conf.example
@@ -70,6 +72,7 @@ install -m 644 -D fenced/scoutfs-fenced.conf.example $RPM_BUILD_ROOT%{_sysconfdi
%files -n scoutfs-devel
%defattr(644,root,root,755)
%{_includedir}/scoutfs
%{_libdir}/scoutfs
%clean
rm -rf %{buildroot}

1871
utils/src/parallel_restore.c Normal file
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File diff suppressed because it is too large Load Diff

103
utils/src/parallel_restore.h Normal file
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@@ -0,0 +1,103 @@
#ifndef _SCOUTFS_PARALLEL_RESTORE_H_
#define _SCOUTFS_PARALLEL_RESTORE_H_
#include <errno.h>
struct scoutfs_parallel_restore_progress {
struct scoutfs_btree_root fs_items;
struct scoutfs_btree_root root_items;
struct scoutfs_srch_file sfl;
struct scoutfs_block_ref bloom_ref;
__le64 inode_count;
__le64 max_ino;
};
struct scoutfs_parallel_restore_slice {
__le64 fsid;
__le64 meta_start;
__le64 meta_len;
};
struct scoutfs_parallel_restore_entry {
u64 dir_ino;
u64 pos;
u64 ino;
mode_t mode;
char *name;
unsigned int name_len;
};
struct scoutfs_parallel_restore_xattr {
u64 ino;
u64 pos;
char *name;
unsigned int name_len;
void *value;
unsigned int value_len;
};
struct scoutfs_parallel_restore_inode {
/* all inodes */
u64 ino;
u64 nr_xattrs;
u32 uid;
u32 gid;
u32 mode;
u32 rdev;
struct timespec atime;
struct timespec ctime;
struct timespec mtime;
struct timespec crtime;
/* regular files */
u64 data_version;
u64 size;
bool offline;
/* only used for directories */
u64 nr_subdirs;
u64 total_entry_name_bytes;
/* only used for symlnks */
char *target;
unsigned int target_len; /* not including null terminator */
};
typedef __typeof__(EINVAL) spr_err_t;
struct scoutfs_parallel_restore_writer;
spr_err_t scoutfs_parallel_restore_create_writer(struct scoutfs_parallel_restore_writer **wrip);
void scoutfs_parallel_restore_destroy_writer(struct scoutfs_parallel_restore_writer **wrip);
spr_err_t scoutfs_parallel_restore_init_slices(struct scoutfs_parallel_restore_writer *wri,
struct scoutfs_parallel_restore_slice *slices,
int nr);
spr_err_t scoutfs_parallel_restore_add_slice(struct scoutfs_parallel_restore_writer *wri,
struct scoutfs_parallel_restore_slice *slice);
spr_err_t scoutfs_parallel_restore_get_slice(struct scoutfs_parallel_restore_writer *wri,
struct scoutfs_parallel_restore_slice *slice);
spr_err_t scoutfs_parallel_restore_add_inode(struct scoutfs_parallel_restore_writer *wri,
struct scoutfs_parallel_restore_inode *inode);
spr_err_t scoutfs_parallel_restore_add_entry(struct scoutfs_parallel_restore_writer *wri,
struct scoutfs_parallel_restore_entry *entry);
spr_err_t scoutfs_parallel_restore_add_xattr(struct scoutfs_parallel_restore_writer *wri,
struct scoutfs_parallel_restore_xattr *xattr);
spr_err_t scoutfs_parallel_restore_get_progress(struct scoutfs_parallel_restore_writer *wri,
struct scoutfs_parallel_restore_progress *prog);
spr_err_t scoutfs_parallel_restore_add_progress(struct scoutfs_parallel_restore_writer *wri,
struct scoutfs_parallel_restore_progress *prog);
spr_err_t scoutfs_parallel_restore_write_buf(struct scoutfs_parallel_restore_writer *wri,
void *buf, size_t len, off_t *off_ret,
size_t *count_ret);
spr_err_t scoutfs_parallel_restore_import_super(struct scoutfs_parallel_restore_writer *wri,
struct scoutfs_super_block *super);
spr_err_t scoutfs_parallel_restore_export_super(struct scoutfs_parallel_restore_writer *wri,
struct scoutfs_super_block *super);
#endif