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Merge pull request #1641 from poettering/btrfs-quota

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btrfs quota beef up and various other unrelated changes
This commit is contained in:
Daniel Mack
2015-10-23 10:50:53 +02:00
parent c9fc270e46 b0830e21f4
commit 952b4473bc
35 changed files with 1319 additions and 201 deletions
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src/test/test-btrfs.c
+58 -10
View File
@@ -27,17 +27,17 @@
#include "btrfs-util.h"
int main(int argc, char *argv[]) {
BtrfsQuotaInfo quota;
int r, fd;
fd = open("/", O_RDONLY|O_CLOEXEC|O_DIRECTORY);
if (fd < 0)
log_error_errno(errno, "Failed to open root directory: %m");
else {
BtrfsSubvolInfo info;
BtrfsQuotaInfo quota;
char ts[FORMAT_TIMESTAMP_MAX], bs[FORMAT_BYTES_MAX];
BtrfsSubvolInfo info;
r = btrfs_subvol_get_info_fd(fd, &info);
r = btrfs_subvol_get_info_fd(fd, 0, &info);
if (r < 0)
log_error_errno(r, "Failed to get subvolume info: %m");
else {
@@ -45,7 +45,7 @@ int main(int argc, char *argv[]) {
log_info("read-only (search): %s", yes_no(info.read_only));
}
r = btrfs_subvol_get_quota_fd(fd, &quota);
r = btrfs_qgroup_get_quota_fd(fd, 0, &quota);
if (r < 0)
log_error_errno(r, "Failed to get quota info: %m");
else {
@@ -80,15 +80,15 @@ int main(int argc, char *argv[]) {
if (r < 0)
log_error_errno(r, "Failed to make snapshot: %m");
r = btrfs_subvol_remove("/xxxtest", false);
r = btrfs_subvol_remove("/xxxtest", BTRFS_REMOVE_QUOTA);
if (r < 0)
log_error_errno(r, "Failed to remove subvolume: %m");
r = btrfs_subvol_remove("/xxxtest2", false);
r = btrfs_subvol_remove("/xxxtest2", BTRFS_REMOVE_QUOTA);
if (r < 0)
log_error_errno(r, "Failed to remove subvolume: %m");
r = btrfs_subvol_remove("/xxxtest3", false);
r = btrfs_subvol_remove("/xxxtest3", BTRFS_REMOVE_QUOTA);
if (r < 0)
log_error_errno(r, "Failed to remove subvolume: %m");
@@ -96,7 +96,7 @@ int main(int argc, char *argv[]) {
if (r < 0)
log_error_errno(r, "Failed to make snapshot: %m");
r = btrfs_subvol_remove("/etc2", false);
r = btrfs_subvol_remove("/etc2", BTRFS_REMOVE_QUOTA);
if (r < 0)
log_error_errno(r, "Failed to remove subvolume: %m");
@@ -137,13 +137,61 @@ int main(int argc, char *argv[]) {
if (r < 0)
log_error_errno(r, "Failed to snapshot subvolume: %m");
r = btrfs_subvol_remove("/xxxrectest", true);
r = btrfs_subvol_remove("/xxxrectest", BTRFS_REMOVE_QUOTA|BTRFS_REMOVE_RECURSIVE);
if (r < 0)
log_error_errno(r, "Failed to recursively remove subvolume: %m");
r = btrfs_subvol_remove("/xxxrectest2", true);
r = btrfs_subvol_remove("/xxxrectest2", BTRFS_REMOVE_QUOTA|BTRFS_REMOVE_RECURSIVE);
if (r < 0)
log_error_errno(r, "Failed to recursively remove subvolume: %m");
r = btrfs_subvol_make("/xxxquotatest");
if (r < 0)
log_error_errno(r, "Failed to make subvolume: %m");
r = btrfs_subvol_auto_qgroup("/xxxquotatest", 0, true);
if (r < 0)
log_error_errno(r, "Failed to set up auto qgroup: %m");
r = btrfs_subvol_make("/xxxquotatest/beneath");
if (r < 0)
log_error_errno(r, "Failed to make subvolume: %m");
r = btrfs_subvol_auto_qgroup("/xxxquotatest/beneath", 0, false);
if (r < 0)
log_error_errno(r, "Failed to set up auto qgroup: %m");
r = btrfs_qgroup_set_limit("/xxxquotatest/beneath", 0, 4ULL * 1024 * 1024 * 1024);
if (r < 0)
log_error_errno(r, "Failed to set up quota limit: %m");
r = btrfs_subvol_set_subtree_quota_limit("/xxxquotatest", 0, 5ULL * 1024 * 1024 * 1024);
if (r < 0)
log_error_errno(r, "Failed to set up quota limit: %m");
r = btrfs_subvol_snapshot("/xxxquotatest", "/xxxquotatest2", BTRFS_SNAPSHOT_RECURSIVE|BTRFS_SNAPSHOT_QUOTA);
if (r < 0)
log_error_errno(r, "Failed to setup snapshot: %m");
r = btrfs_qgroup_get_quota("/xxxquotatest2/beneath", 0, &quota);
if (r < 0)
log_error_errno(r, "Failed to query quota: %m");
assert_se(quota.referenced_max == 4ULL * 1024 * 1024 * 1024);
r = btrfs_subvol_get_subtree_quota("/xxxquotatest2", 0, &quota);
if (r < 0)
log_error_errno(r, "Failed to query quota: %m");
assert_se(quota.referenced_max == 5ULL * 1024 * 1024 * 1024);
r = btrfs_subvol_remove("/xxxquotatest", BTRFS_REMOVE_QUOTA|BTRFS_REMOVE_RECURSIVE);
if (r < 0)
log_error_errno(r, "Failed remove subvolume: %m");
r = btrfs_subvol_remove("/xxxquotatest2", BTRFS_REMOVE_QUOTA|BTRFS_REMOVE_RECURSIVE);
if (r < 0)
log_error_errno(r, "Failed remove subvolume: %m");
return 0;
}