Add test for parallel restore

This is the benchmark binary that bulk creates filesystem items, xattrs
and is heavily threaded to scope the performance of the library. The
test script invokes it to validate some basic constraints.

Signed-off-by: Zach Brown <[email protected]>
Signed-off-by: Hunter Shaffer <[email protected]>
Signed-off-by: Auke Kok <[email protected]>

tests/Makefile

@@ -13,7 +13,8 @@ BIN := src/createmany			\
 	src/create_xattr_loop		\
 	src/fragmented_data_extents	\
 	src/o_tmpfile_umask		\
-	src/o_tmpfile_linkat
+	src/o_tmpfile_linkat		\
+	src/parallel_restore
 
 DEPS := $(wildcard src/*.d)
 
@@ -23,8 +24,12 @@ ifneq ($(DEPS),)
 -include $(DEPS)
 endif
 
+src/parallel_restore_cflags := ../utils/src/scoutfs_parallel_restore.a -lm
+src/parallel_restore: ../utils/src/scoutfs_parallel_restore.a
+
 $(BIN): %: %.c Makefile
-	gcc $(CFLAGS) -MD -MP -MF $*.d $< -o $@
+	gcc $(CFLAGS) -MD -MP -MF $*.d $< -o $@ $($(@)_cflags)
+
 
 .PHONY: clean
 clean:

tests/golden/parallel_restore

@@ -0,0 +1,26 @@
+== simple mkfs/restore/mount
+committed_seq     1120
+total_meta_blocks 163840
+total_data_blocks 15728640
+   1440    1440   57120
+     80      80     400
+0: offset: 0 length: 1 flags: O.L
+extents: 1
+0: offset: 0 length: 1 flags: O.L
+extents: 1
+0: offset: 0 length: 1 flags: O.L
+extents: 1
+0: offset: 0 length: 1 flags: O.L
+extents: 1
+    Type  Size     Total   Used      Free  Use%  
+MetaData  64KB    163840  34721    129119    21  
+    Data   4KB  15728640     64  15728576     0  
+== under ENOSPC
+    Type  Size     Total    Used      Free  Use%  
+MetaData  64KB    163840  115361     48479    70  
+    Data   4KB  15728640      64  15728576     0  
+== ENOSPC
+== attempt to restore data device
+== attempt format_v1 restore
+== test if previously mounted
+== cleanup

tests/sequence

@@ -55,4 +55,5 @@ archive-light-cycle.sh
 block-stale-reads.sh
 inode-deletion.sh
 renameat2-noreplace.sh
+parallel_restore.sh
 xfstests.sh