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Implement CLI "dd" command - copy data between Vitastor images, files and pipes

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This commit is contained in:
Vitaliy Filippov
2024-08-30 02:31:06 +03:00
parent b804051eaf
commit 986cd11705
11 changed files with 1053 additions and 14 deletions
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tests/run_tests.sh
+2
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@@ -46,6 +46,8 @@ IMMEDIATE_COMMIT=1 ./test_rebalance_verify.sh
SCHEME=ec ./test_rebalance_verify.sh
SCHEME=ec IMMEDIATE_COMMIT=1 ./test_rebalance_verify.sh
./test_dd.sh
./test_root_node.sh
./test_switch_primary.sh
tests/test_dd.sh
Executable
+20
View File
@@ -0,0 +1,20 @@
#!/bin/bash -ex
. `dirname $0`/run_3osds.sh
# pipe in - pipe out
dd if=/dev/urandom of=./testdata/testfile bs=1M count=128
build/src/cmd/vitastor-cli --etcd_address $ETCD_URL dd oimg=testimg iodepth=4 bs=1M count=128 < ./testdata/testfile
build/src/cmd/vitastor-cli --etcd_address $ETCD_URL dd iimg=testimg iodepth=4 bs=1M count=128 > ./testdata/testfile1
diff ./testdata/testfile ./testdata/testfile1
rm ./testdata/testfile1
# snapshot
dd if=/dev/urandom of=./testdata/over bs=1M count=4
dd if=./testdata/over of=./testdata/testfile bs=1M seek=17 conv=notrunc
build/src/cmd/vitastor-cli --etcd_address $ETCD_URL snap-create testimg@snap1
build/src/cmd/vitastor-cli --etcd_address $ETCD_URL dd iodepth=4 if=./testdata/over oimg=testimg bs=1M seek=17
build/src/cmd/vitastor-cli --etcd_address $ETCD_URL dd iodepth=4 iimg=testimg of=./testdata/testfile1
diff ./testdata/testfile ./testdata/testfile1
format_green OK