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Implement fool protection for FS pools

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This commit is contained in:
Vitaliy Filippov
2024-03-16 13:24:36 +03:00
parent dcbe1afac3
commit 6783d4a13c
15 changed files with 116 additions and 26 deletions
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src/nfs_kv.cpp
+20 -1
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@@ -196,6 +196,7 @@ void nfs_kv_procs(nfs_client_t *self)
void kv_fs_state_t::init(nfs_proxy_t *proxy, json11::Json cfg)
{
this->proxy = proxy;
auto & pool_cfg = proxy->cli->st_cli.pool_config.at(proxy->default_pool_id);
fs_kv_inode = cfg["fs"].uint64_value();
if (fs_kv_inode)
{
@@ -221,6 +222,25 @@ void kv_fs_state_t::init(nfs_proxy_t *proxy, json11::Json cfg)
exit(1);
}
}
if (proxy->cli->st_cli.inode_config.find(fs_kv_inode) != proxy->cli->st_cli.inode_config.end())
{
auto & name = proxy->cli->st_cli.inode_config.at(fs_kv_inode).name;
if (pool_cfg.used_for_fs != name)
{
fprintf(stderr, "Please mark pool as used for this file system with `vitastor-cli modify-pool --used-for-fs %s %s`\n",
name.c_str(), cfg["fs"].string_value().c_str());
exit(1);
}
}
auto img_it = proxy->cli->st_cli.inode_config.lower_bound(INODE_WITH_POOL(proxy->default_pool_id+1, 0));
if (img_it != proxy->cli->st_cli.inode_config.begin())
{
img_it--;
if (img_it != proxy->cli->st_cli.inode_config.begin() && INODE_POOL(img_it->first) == proxy->default_pool_id)
{
idgen[proxy->default_pool_id].min_id = INODE_NO_POOL(img_it->first) + 1;
}
}
readdir_getattr_parallel = cfg["readdir_getattr_parallel"].uint64_value();
if (!readdir_getattr_parallel)
readdir_getattr_parallel = 8;
@@ -230,7 +250,6 @@ void kv_fs_state_t::init(nfs_proxy_t *proxy, json11::Json cfg)
touch_interval = cfg["touch_interval"].uint64_value();
if (touch_interval < 100) // ms
touch_interval = 100;
auto & pool_cfg = proxy->cli->st_cli.pool_config.at(proxy->default_pool_id);
pool_block_size = pool_cfg.pg_stripe_size;
pool_alignment = pool_cfg.bitmap_granularity;
// Open DB and wait