Armael/garage
1
0
Fork 0
forked from Deuxfleurs/garage
Code Pull requests Activity

Merge pull request 'Split src/garage/admin.rs into smaller files' (#586) from main-split-admin into main

Browse source 
Reviewed-on: Deuxfleurs/garage#586
This commit is contained in:
Alex 2023-06-13 14:56:34 +00:00
commit 01346143ca
5 changed files with 1343 additions and 1298 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

1298
src/garage/admin.rs
View file

File diff suppressed because it is too large Load diff

160
src/garage/admin/block.rs Normal file
View file

@ -0,0 +1,160 @@
use garage_util::data::*;
use garage_table::*;
use garage_model::helper::error::{Error, OkOrBadRequest};
use garage_model::s3::object_table::*;
use garage_model::s3::version_table::*;
use crate::cli::*;
use super::*;
impl AdminRpcHandler {
pub(super) async fn handle_block_cmd(&self, cmd: &BlockOperation) -> Result<AdminRpc, Error> {
match cmd {
BlockOperation::ListErrors => Ok(AdminRpc::BlockErrorList(
self.garage.block_manager.list_resync_errors()?,
)),
BlockOperation::Info { hash } => self.handle_block_info(hash).await,
BlockOperation::RetryNow { all, blocks } => {
self.handle_block_retry_now(*all, blocks).await
}
BlockOperation::Purge { yes, blocks } => self.handle_block_purge(*yes, blocks).await,
}
}
async fn handle_block_info(&self, hash: &String) -> Result<AdminRpc, Error> {
let hash = hex::decode(hash).ok_or_bad_request("invalid hash")?;
let hash = Hash::try_from(&hash).ok_or_bad_request("invalid hash")?;
let refcount = self.garage.block_manager.get_block_rc(&hash)?;
let block_refs = self
.garage
.block_ref_table
.get_range(&hash, None, None, 10000, Default::default())
.await?;
let mut versions = vec![];
for br in block_refs {
if let Some(v) = self
.garage
.version_table
.get(&br.version, &EmptyKey)
.await?
{
versions.push(Ok(v));
} else {
versions.push(Err(br.version));
}
}
Ok(AdminRpc::BlockInfo {
hash,
refcount,
versions,
})
}
async fn handle_block_retry_now(
&self,
all: bool,
blocks: &[String],
) -> Result<AdminRpc, Error> {
if all {
if !blocks.is_empty() {
return Err(Error::BadRequest(
"--all was specified, cannot also specify blocks".into(),
));
}
let blocks = self.garage.block_manager.list_resync_errors()?;
for b in blocks.iter() {
self.garage.block_manager.resync.clear_backoff(&b.hash)?;
}
Ok(AdminRpc::Ok(format!(
"{} blocks returned in queue for a retry now (check logs to see results)",
blocks.len()
)))
} else {
for hash in blocks {
let hash = hex::decode(hash).ok_or_bad_request("invalid hash")?;
let hash = Hash::try_from(&hash).ok_or_bad_request("invalid hash")?;
self.garage.block_manager.resync.clear_backoff(&hash)?;
}
Ok(AdminRpc::Ok(format!(
"{} blocks returned in queue for a retry now (check logs to see results)",
blocks.len()
)))
}
}
async fn handle_block_purge(&self, yes: bool, blocks: &[String]) -> Result<AdminRpc, Error> {
if !yes {
return Err(Error::BadRequest(
"Pass the --yes flag to confirm block purge operation.".into(),
));
}
let mut obj_dels = 0;
let mut ver_dels = 0;
for hash in blocks {
let hash = hex::decode(hash).ok_or_bad_request("invalid hash")?;
let hash = Hash::try_from(&hash).ok_or_bad_request("invalid hash")?;
let block_refs = self
.garage
.block_ref_table
.get_range(&hash, None, None, 10000, Default::default())
.await?;
for br in block_refs {
let version = match self
.garage
.version_table
.get(&br.version, &EmptyKey)
.await?
{
Some(v) => v,
None => continue,
};
if let Some(object) = self
.garage
.object_table
.get(&version.bucket_id, &version.key)
.await?
{
let ov = object.versions().iter().rev().find(|v| v.is_complete());
if let Some(ov) = ov {
if ov.uuid == br.version {
let del_uuid = gen_uuid();
let deleted_object = Object::new(
version.bucket_id,
version.key.clone(),
vec![ObjectVersion {
uuid: del_uuid,
timestamp: ov.timestamp + 1,
state: ObjectVersionState::Complete(
ObjectVersionData::DeleteMarker,
),
}],
);
self.garage.object_table.insert(&deleted_object).await?;
obj_dels += 1;
}
}
}
if !version.deleted.get() {
let deleted_version =
Version::new(version.uuid, version.bucket_id, version.key.clone(), true);
self.garage.version_table.insert(&deleted_version).await?;
ver_dels += 1;
}
}
}
Ok(AdminRpc::Ok(format!(
"{} blocks were purged: {} object deletion markers added, {} versions marked deleted",
blocks.len(),
obj_dels,
ver_dels
)))
}
}

496
src/garage/admin/bucket.rs Normal file
View file

@ -0,0 +1,496 @@
use std::collections::HashMap;
use std::fmt::Write;
use garage_util::crdt::*;
use garage_util::time::*;
use garage_table::*;
use garage_model::bucket_alias_table::*;
use garage_model::bucket_table::*;
use garage_model::helper::error::{Error, OkOrBadRequest};
use garage_model::permission::*;
use crate::cli::*;
use super::*;
impl AdminRpcHandler {
pub(super) async fn handle_bucket_cmd(&self, cmd: &BucketOperation) -> Result<AdminRpc, Error> {
match cmd {
BucketOperation::List => self.handle_list_buckets().await,
BucketOperation::Info(query) => self.handle_bucket_info(query).await,
BucketOperation::Create(query) => self.handle_create_bucket(&query.name).await,
BucketOperation::Delete(query) => self.handle_delete_bucket(query).await,
BucketOperation::Alias(query) => self.handle_alias_bucket(query).await,
BucketOperation::Unalias(query) => self.handle_unalias_bucket(query).await,
BucketOperation::Allow(query) => self.handle_bucket_allow(query).await,
BucketOperation::Deny(query) => self.handle_bucket_deny(query).await,
BucketOperation::Website(query) => self.handle_bucket_website(query).await,
BucketOperation::SetQuotas(query) => self.handle_bucket_set_quotas(query).await,
BucketOperation::CleanupIncompleteUploads(query) => {
self.handle_bucket_cleanup_incomplete_uploads(query).await
}
}
}
async fn handle_list_buckets(&self) -> Result<AdminRpc, Error> {
let buckets = self
.garage
.bucket_table
.get_range(
&EmptyKey,
None,
Some(DeletedFilter::NotDeleted),
10000,
EnumerationOrder::Forward,
)
.await?;
Ok(AdminRpc::BucketList(buckets))
}
async fn handle_bucket_info(&self, query: &BucketOpt) -> Result<AdminRpc, Error> {
let bucket_id = self
.garage
.bucket_helper()
.resolve_global_bucket_name(&query.name)
.await?
.ok_or_bad_request("Bucket not found")?;
let bucket = self
.garage
.bucket_helper()
.get_existing_bucket(bucket_id)
.await?;
let counters = self
.garage
.object_counter_table
.table
.get(&bucket_id, &EmptyKey)
.await?
.map(|x| x.filtered_values(&self.garage.system.ring.borrow()))
.unwrap_or_default();
let mut relevant_keys = HashMap::new();
for (k, _) in bucket
.state
.as_option()
.unwrap()
.authorized_keys
.items()
.iter()
{
if let Some(key) = self
.garage
.key_table
.get(&EmptyKey, k)
.await?
.filter(|k| !k.is_deleted())
{
relevant_keys.insert(k.clone(), key);
}
}
for ((k, _), _, _) in bucket
.state
.as_option()
.unwrap()
.local_aliases
.items()
.iter()
{
if relevant_keys.contains_key(k) {
continue;
}
if let Some(key) = self.garage.key_table.get(&EmptyKey, k).await? {
relevant_keys.insert(k.clone(), key);
}
}
Ok(AdminRpc::BucketInfo {
bucket,
relevant_keys,
counters,
})
}
#[allow(clippy::ptr_arg)]
async fn handle_create_bucket(&self, name: &String) -> Result<AdminRpc, Error> {
if !is_valid_bucket_name(name) {
return Err(Error::BadRequest(format!(
"{}: {}",
name, INVALID_BUCKET_NAME_MESSAGE
)));
}
if let Some(alias) = self.garage.bucket_alias_table.get(&EmptyKey, name).await? {
if alias.state.get().is_some() {
return Err(Error::BadRequest(format!("Bucket {} already exists", name)));
}
}
// ---- done checking, now commit ----
let bucket = Bucket::new();
self.garage.bucket_table.insert(&bucket).await?;
self.garage
.bucket_helper()
.set_global_bucket_alias(bucket.id, name)
.await?;
Ok(AdminRpc::Ok(format!("Bucket {} was created.", name)))
}
async fn handle_delete_bucket(&self, query: &DeleteBucketOpt) -> Result<AdminRpc, Error> {
let helper = self.garage.bucket_helper();
let bucket_id = helper
.resolve_global_bucket_name(&query.name)
.await?
.ok_or_bad_request("Bucket not found")?;
// Get the alias, but keep in minde here the bucket name
// given in parameter can also be directly the bucket's ID.
// In that case bucket_alias will be None, and
// we can still delete the bucket if it has zero aliases
// (a condition which we try to prevent but that could still happen somehow).
// We just won't try to delete an alias entry because there isn't one.
let bucket_alias = self
.garage
.bucket_alias_table
.get(&EmptyKey, &query.name)
.await?;
// Check bucket doesn't have other aliases
let mut bucket = helper.get_existing_bucket(bucket_id).await?;
let bucket_state = bucket.state.as_option().unwrap();
if bucket_state
.aliases
.items()
.iter()
.filter(|(_, _, active)| *active)
.any(|(name, _, _)| name != &query.name)
{
return Err(Error::BadRequest(format!("Bucket {} still has other global aliases. Use `bucket unalias` to delete them one by one.", query.name)));
}
if bucket_state
.local_aliases
.items()
.iter()
.any(|(_, _, active)| *active)
{
return Err(Error::BadRequest(format!("Bucket {} still has other local aliases. Use `bucket unalias` to delete them one by one.", query.name)));
}
// Check bucket is empty
if !helper.is_bucket_empty(bucket_id).await? {
return Err(Error::BadRequest(format!(
"Bucket {} is not empty",
query.name
)));
}
if !query.yes {
return Err(Error::BadRequest(
"Add --yes flag to really perform this operation".to_string(),
));
}
// --- done checking, now commit ---
// 1. delete authorization from keys that had access
for (key_id, _) in bucket.authorized_keys() {
helper
.set_bucket_key_permissions(bucket.id, key_id, BucketKeyPerm::NO_PERMISSIONS)
.await?;
}
// 2. delete bucket alias
if bucket_alias.is_some() {
helper
.purge_global_bucket_alias(bucket_id, &query.name)
.await?;
}
// 3. delete bucket
bucket.state = Deletable::delete();
self.garage.bucket_table.insert(&bucket).await?;
Ok(AdminRpc::Ok(format!("Bucket {} was deleted.", query.name)))
}
async fn handle_alias_bucket(&self, query: &AliasBucketOpt) -> Result<AdminRpc, Error> {
let helper = self.garage.bucket_helper();
let key_helper = self.garage.key_helper();
let bucket_id = helper
.resolve_global_bucket_name(&query.existing_bucket)
.await?
.ok_or_bad_request("Bucket not found")?;
if let Some(key_pattern) = &query.local {
let key = key_helper.get_existing_matching_key(key_pattern).await?;
helper
.set_local_bucket_alias(bucket_id, &key.key_id, &query.new_name)
.await?;
Ok(AdminRpc::Ok(format!(
"Alias {} now points to bucket {:?} in namespace of key {}",
query.new_name, bucket_id, key.key_id
)))
} else {
helper
.set_global_bucket_alias(bucket_id, &query.new_name)
.await?;
Ok(AdminRpc::Ok(format!(
"Alias {} now points to bucket {:?}",
query.new_name, bucket_id
)))
}
}
async fn handle_unalias_bucket(&self, query: &UnaliasBucketOpt) -> Result<AdminRpc, Error> {
let helper = self.garage.bucket_helper();
let key_helper = self.garage.key_helper();
if let Some(key_pattern) = &query.local {
let key = key_helper.get_existing_matching_key(key_pattern).await?;
let bucket_id = key
.state
.as_option()
.unwrap()
.local_aliases
.get(&query.name)
.cloned()
.flatten()
.ok_or_bad_request("Bucket not found")?;
helper
.unset_local_bucket_alias(bucket_id, &key.key_id, &query.name)
.await?;
Ok(AdminRpc::Ok(format!(
"Alias {} no longer points to bucket {:?} in namespace of key {}",
&query.name, bucket_id, key.key_id
)))
} else {
let bucket_id = helper
.resolve_global_bucket_name(&query.name)
.await?
.ok_or_bad_request("Bucket not found")?;
helper
.unset_global_bucket_alias(bucket_id, &query.name)
.await?;
Ok(AdminRpc::Ok(format!(
"Alias {} no longer points to bucket {:?}",
&query.name, bucket_id
)))
}
}
async fn handle_bucket_allow(&self, query: &PermBucketOpt) -> Result<AdminRpc, Error> {
let helper = self.garage.bucket_helper();
let key_helper = self.garage.key_helper();
let bucket_id = helper
.resolve_global_bucket_name(&query.bucket)
.await?
.ok_or_bad_request("Bucket not found")?;
let key = key_helper
.get_existing_matching_key(&query.key_pattern)
.await?;
let allow_read = query.read || key.allow_read(&bucket_id);
let allow_write = query.write || key.allow_write(&bucket_id);
let allow_owner = query.owner || key.allow_owner(&bucket_id);
helper
.set_bucket_key_permissions(
bucket_id,
&key.key_id,
BucketKeyPerm {
timestamp: now_msec(),
allow_read,
allow_write,
allow_owner,
},
)
.await?;
Ok(AdminRpc::Ok(format!(
"New permissions for {} on {}: read {}, write {}, owner {}.",
&key.key_id, &query.bucket, allow_read, allow_write, allow_owner
)))
}
async fn handle_bucket_deny(&self, query: &PermBucketOpt) -> Result<AdminRpc, Error> {
let helper = self.garage.bucket_helper();
let key_helper = self.garage.key_helper();
let bucket_id = helper
.resolve_global_bucket_name(&query.bucket)
.await?
.ok_or_bad_request("Bucket not found")?;
let key = key_helper
.get_existing_matching_key(&query.key_pattern)
.await?;
let allow_read = !query.read && key.allow_read(&bucket_id);
let allow_write = !query.write && key.allow_write(&bucket_id);
let allow_owner = !query.owner && key.allow_owner(&bucket_id);
helper
.set_bucket_key_permissions(
bucket_id,
&key.key_id,
BucketKeyPerm {
timestamp: now_msec(),
allow_read,
allow_write,
allow_owner,
},
)
.await?;
Ok(AdminRpc::Ok(format!(
"New permissions for {} on {}: read {}, write {}, owner {}.",
&key.key_id, &query.bucket, allow_read, allow_write, allow_owner
)))
}
async fn handle_bucket_website(&self, query: &WebsiteOpt) -> Result<AdminRpc, Error> {
let bucket_id = self
.garage
.bucket_helper()
.resolve_global_bucket_name(&query.bucket)
.await?
.ok_or_bad_request("Bucket not found")?;
let mut bucket = self
.garage
.bucket_helper()
.get_existing_bucket(bucket_id)
.await?;
let bucket_state = bucket.state.as_option_mut().unwrap();
if !(query.allow ^ query.deny) {
return Err(Error::BadRequest(
"You must specify exactly one flag, either --allow or --deny".to_string(),
));
}
let website = if query.allow {
Some(WebsiteConfig {
index_document: query.index_document.clone(),
error_document: query.error_document.clone(),
})
} else {
None
};
bucket_state.website_config.update(website);
self.garage.bucket_table.insert(&bucket).await?;
let msg = if query.allow {
format!("Website access allowed for {}", &query.bucket)
} else {
format!("Website access denied for {}", &query.bucket)
};
Ok(AdminRpc::Ok(msg))
}
async fn handle_bucket_set_quotas(&self, query: &SetQuotasOpt) -> Result<AdminRpc, Error> {
let bucket_id = self
.garage
.bucket_helper()
.resolve_global_bucket_name(&query.bucket)
.await?
.ok_or_bad_request("Bucket not found")?;
let mut bucket = self
.garage
.bucket_helper()
.get_existing_bucket(bucket_id)
.await?;
let bucket_state = bucket.state.as_option_mut().unwrap();
if query.max_size.is_none() && query.max_objects.is_none() {
return Err(Error::BadRequest(
"You must specify either --max-size or --max-objects (or both) for this command to do something.".to_string(),
));
}
let mut quotas = bucket_state.quotas.get().clone();
match query.max_size.as_ref().map(String::as_ref) {
Some("none") => quotas.max_size = None,
Some(v) => {
let bs = v
.parse::<bytesize::ByteSize>()
.ok_or_bad_request(format!("Invalid size specified: {}", v))?;
quotas.max_size = Some(bs.as_u64());
}
_ => (),
}
match query.max_objects.as_ref().map(String::as_ref) {
Some("none") => quotas.max_objects = None,
Some(v) => {
let mo = v
.parse::<u64>()
.ok_or_bad_request(format!("Invalid number specified: {}", v))?;
quotas.max_objects = Some(mo);
}
_ => (),
}
bucket_state.quotas.update(quotas);
self.garage.bucket_table.insert(&bucket).await?;
Ok(AdminRpc::Ok(format!(
"Quotas updated for {}",
&query.bucket
)))
}
async fn handle_bucket_cleanup_incomplete_uploads(
&self,
query: &CleanupIncompleteUploadsOpt,
) -> Result<AdminRpc, Error> {
let mut bucket_ids = vec![];
for b in query.buckets.iter() {
bucket_ids.push(
self.garage
.bucket_helper()
.resolve_global_bucket_name(b)
.await?
.ok_or_bad_request(format!("Bucket not found: {}", b))?,
);
}
let duration = parse_duration::parse::parse(&query.older_than)
.ok_or_bad_request("Invalid duration passed for --older-than parameter")?;
let mut ret = String::new();
for bucket in bucket_ids {
let count = self
.garage
.bucket_helper()
.cleanup_incomplete_uploads(&bucket, duration)
.await?;
writeln!(
&mut ret,
"Bucket {:?}: {} incomplete uploads aborted",
bucket, count
)
.unwrap();
}
Ok(AdminRpc::Ok(ret))
}
}

149
src/garage/admin/key.rs Normal file
View file

@ -0,0 +1,149 @@
use std::collections::HashMap;
use garage_table::*;
use garage_model::helper::error::Error;
use garage_model::key_table::*;
use crate::cli::*;
use super::*;
impl AdminRpcHandler {
pub(super) async fn handle_key_cmd(&self, cmd: &KeyOperation) -> Result<AdminRpc, Error> {
match cmd {
KeyOperation::List => self.handle_list_keys().await,
KeyOperation::Info(query) => self.handle_key_info(query).await,
KeyOperation::New(query) => self.handle_create_key(query).await,
KeyOperation::Rename(query) => self.handle_rename_key(query).await,
KeyOperation::Delete(query) => self.handle_delete_key(query).await,
KeyOperation::Allow(query) => self.handle_allow_key(query).await,
KeyOperation::Deny(query) => self.handle_deny_key(query).await,
KeyOperation::Import(query) => self.handle_import_key(query).await,
}
}
async fn handle_list_keys(&self) -> Result<AdminRpc, Error> {
let key_ids = self
.garage
.key_table
.get_range(
&EmptyKey,
None,
Some(KeyFilter::Deleted(DeletedFilter::NotDeleted)),
10000,
EnumerationOrder::Forward,
)
.await?
.iter()
.map(|k| (k.key_id.to_string(), k.params().unwrap().name.get().clone()))
.collect::<Vec<_>>();
Ok(AdminRpc::KeyList(key_ids))
}
async fn handle_key_info(&self, query: &KeyOpt) -> Result<AdminRpc, Error> {
let key = self
.garage
.key_helper()
.get_existing_matching_key(&query.key_pattern)
.await?;
self.key_info_result(key).await
}
async fn handle_create_key(&self, query: &KeyNewOpt) -> Result<AdminRpc, Error> {
let key = Key::new(&query.name);
self.garage.key_table.insert(&key).await?;
self.key_info_result(key).await
}
async fn handle_rename_key(&self, query: &KeyRenameOpt) -> Result<AdminRpc, Error> {
let mut key = self
.garage
.key_helper()
.get_existing_matching_key(&query.key_pattern)
.await?;
key.params_mut()
.unwrap()
.name
.update(query.new_name.clone());
self.garage.key_table.insert(&key).await?;
self.key_info_result(key).await
}
async fn handle_delete_key(&self, query: &KeyDeleteOpt) -> Result<AdminRpc, Error> {
let key_helper = self.garage.key_helper();
let mut key = key_helper
.get_existing_matching_key(&query.key_pattern)
.await?;
if !query.yes {
return Err(Error::BadRequest(
"Add --yes flag to really perform this operation".to_string(),
));
}
key_helper.delete_key(&mut key).await?;
Ok(AdminRpc::Ok(format!(
"Key {} was deleted successfully.",
key.key_id
)))
}
async fn handle_allow_key(&self, query: &KeyPermOpt) -> Result<AdminRpc, Error> {
let mut key = self
.garage
.key_helper()
.get_existing_matching_key(&query.key_pattern)
.await?;
if query.create_bucket {
key.params_mut().unwrap().allow_create_bucket.update(true);
}
self.garage.key_table.insert(&key).await?;
self.key_info_result(key).await
}
async fn handle_deny_key(&self, query: &KeyPermOpt) -> Result<AdminRpc, Error> {
let mut key = self
.garage
.key_helper()
.get_existing_matching_key(&query.key_pattern)
.await?;
if query.create_bucket {
key.params_mut().unwrap().allow_create_bucket.update(false);
}
self.garage.key_table.insert(&key).await?;
self.key_info_result(key).await
}
async fn handle_import_key(&self, query: &KeyImportOpt) -> Result<AdminRpc, Error> {
let prev_key = self.garage.key_table.get(&EmptyKey, &query.key_id).await?;
if prev_key.is_some() {
return Err(Error::BadRequest(format!("Key {} already exists in data store. Even if it is deleted, we can't let you create a new key with the same ID. Sorry.", query.key_id)));
}
let imported_key = Key::import(&query.key_id, &query.secret_key, &query.name);
self.garage.key_table.insert(&imported_key).await?;
self.key_info_result(imported_key).await
}
async fn key_info_result(&self, key: Key) -> Result<AdminRpc, Error> {
let mut relevant_buckets = HashMap::new();
for (id, _) in key
.state
.as_option()
.unwrap()
.authorized_buckets
.items()
.iter()
{
if let Some(b) = self.garage.bucket_table.get(&EmptyKey, id).await? {
relevant_buckets.insert(*id, b);
}
}
Ok(AdminRpc::KeyInfo(key, relevant_buckets))
}
}

538
src/garage/admin/mod.rs Normal file
View file

@ -0,0 +1,538 @@
mod block;
mod bucket;
mod key;
use std::collections::HashMap;
use std::fmt::Write;
use std::sync::Arc;
use async_trait::async_trait;
use serde::{Deserialize, Serialize};
use format_table::format_table_to_string;
use garage_util::background::BackgroundRunner;
use garage_util::data::*;
use garage_util::error::Error as GarageError;
use garage_table::replication::*;
use garage_table::*;
use garage_rpc::ring::PARTITION_BITS;
use garage_rpc::*;
use garage_block::manager::BlockResyncErrorInfo;
use garage_model::bucket_table::*;
use garage_model::garage::Garage;
use garage_model::helper::error::{Error, OkOrBadRequest};
use garage_model::key_table::*;
use garage_model::migrate::Migrate;
use garage_model::s3::version_table::Version;
use crate::cli::*;
use crate::repair::online::launch_online_repair;
pub const ADMIN_RPC_PATH: &str = "garage/admin_rpc.rs/Rpc";
#[derive(Debug, Serialize, Deserialize)]
#[allow(clippy::large_enum_variant)]
pub enum AdminRpc {
BucketOperation(BucketOperation),
KeyOperation(KeyOperation),
LaunchRepair(RepairOpt),
Migrate(MigrateOpt),
Stats(StatsOpt),
Worker(WorkerOperation),
BlockOperation(BlockOperation),
// Replies
Ok(String),
BucketList(Vec<Bucket>),
BucketInfo {
bucket: Bucket,
relevant_keys: HashMap<String, Key>,
counters: HashMap<String, i64>,
},
KeyList(Vec<(String, String)>),
KeyInfo(Key, HashMap<Uuid, Bucket>),
WorkerList(
HashMap<usize, garage_util::background::WorkerInfo>,
WorkerListOpt,
),
WorkerVars(Vec<(Uuid, String, String)>),
WorkerInfo(usize, garage_util::background::WorkerInfo),
BlockErrorList(Vec<BlockResyncErrorInfo>),
BlockInfo {
hash: Hash,
refcount: u64,
versions: Vec<Result<Version, Uuid>>,
},
}
impl Rpc for AdminRpc {
type Response = Result<AdminRpc, Error>;
}
pub struct AdminRpcHandler {
garage: Arc<Garage>,
background: Arc<BackgroundRunner>,
endpoint: Arc<Endpoint<AdminRpc, Self>>,
}
impl AdminRpcHandler {
pub fn new(garage: Arc<Garage>, background: Arc<BackgroundRunner>) -> Arc<Self> {
let endpoint = garage.system.netapp.endpoint(ADMIN_RPC_PATH.into());
let admin = Arc::new(Self {
garage,
background,
endpoint,
});
admin.endpoint.set_handler(admin.clone());
admin
}
// ================ MIGRATION COMMANDS ====================
async fn handle_migrate(self: &Arc<Self>, opt: MigrateOpt) -> Result<AdminRpc, Error> {
if !opt.yes {
return Err(Error::BadRequest(
"Please provide the --yes flag to initiate migration operation.".to_string(),
));
}
let m = Migrate {
garage: self.garage.clone(),
};
match opt.what {
MigrateWhat::Buckets050 => m.migrate_buckets050().await,
}?;
Ok(AdminRpc::Ok("Migration successfull.".into()))
}
// ================ REPAIR COMMANDS ====================
async fn handle_launch_repair(self: &Arc<Self>, opt: RepairOpt) -> Result<AdminRpc, Error> {
if !opt.yes {
return Err(Error::BadRequest(
"Please provide the --yes flag to initiate repair operations.".to_string(),
));
}
if opt.all_nodes {
let mut opt_to_send = opt.clone();
opt_to_send.all_nodes = false;
let mut failures = vec![];
let ring = self.garage.system.ring.borrow().clone();
for node in ring.layout.node_ids().iter() {
let node = (*node).into();
let resp = self
.endpoint
.call(
&node,
AdminRpc::LaunchRepair(opt_to_send.clone()),
PRIO_NORMAL,
)
.await;
if !matches!(resp, Ok(Ok(_))) {
failures.push(node);
}
}
if failures.is_empty() {
Ok(AdminRpc::Ok("Repair launched on all nodes".to_string()))
} else {
Err(Error::BadRequest(format!(
"Could not launch repair on nodes: {:?} (launched successfully on other nodes)",
failures
)))
}
} else {
launch_online_repair(&self.garage, &self.background, opt).await?;
Ok(AdminRpc::Ok(format!(
"Repair launched on {:?}",
self.garage.system.id
)))
}
}
// ================ STATS COMMANDS ====================
async fn handle_stats(&self, opt: StatsOpt) -> Result<AdminRpc, Error> {
if opt.all_nodes {
let mut ret = String::new();
let ring = self.garage.system.ring.borrow().clone();
for node in ring.layout.node_ids().iter() {
let mut opt = opt.clone();
opt.all_nodes = false;
opt.skip_global = true;
writeln!(&mut ret, "\n======================").unwrap();
writeln!(&mut ret, "Stats for node {:?}:", node).unwrap();
let node_id = (*node).into();
match self
.endpoint
.call(&node_id, AdminRpc::Stats(opt), PRIO_NORMAL)
.await
{
Ok(Ok(AdminRpc::Ok(s))) => writeln!(&mut ret, "{}", s).unwrap(),
Ok(Ok(x)) => writeln!(&mut ret, "Bad answer: {:?}", x).unwrap(),
Ok(Err(e)) => writeln!(&mut ret, "Remote error: {}", e).unwrap(),
Err(e) => writeln!(&mut ret, "Network error: {}", e).unwrap(),
}
}
writeln!(&mut ret, "\n======================").unwrap();
write!(
&mut ret,
"Cluster statistics:\n\n{}",
self.gather_cluster_stats()
)
.unwrap();
Ok(AdminRpc::Ok(ret))
} else {
Ok(AdminRpc::Ok(self.gather_stats_local(opt)?))
}
}
fn gather_stats_local(&self, opt: StatsOpt) -> Result<String, Error> {
let mut ret = String::new();
writeln!(
&mut ret,
"\nGarage version: {} [features: {}]\nRust compiler version: {}",
garage_util::version::garage_version(),
garage_util::version::garage_features()
.map(|list| list.join(", "))
.unwrap_or_else(|| "(unknown)".into()),
garage_util::version::rust_version(),
)
.unwrap();
writeln!(&mut ret, "\nDatabase engine: {}", self.garage.db.engine()).unwrap();
// Gather table statistics
let mut table = vec![" Table\tItems\tMklItems\tMklTodo\tGcTodo".into()];
table.push(self.gather_table_stats(&self.garage.bucket_table, opt.detailed)?);
table.push(self.gather_table_stats(&self.garage.key_table, opt.detailed)?);
table.push(self.gather_table_stats(&self.garage.object_table, opt.detailed)?);
table.push(self.gather_table_stats(&self.garage.version_table, opt.detailed)?);
table.push(self.gather_table_stats(&self.garage.block_ref_table, opt.detailed)?);
write!(
&mut ret,
"\nTable stats:\n{}",
format_table_to_string(table)
)
.unwrap();
// Gather block manager statistics
writeln!(&mut ret, "\nBlock manager stats:").unwrap();
let rc_len = if opt.detailed {
self.garage.block_manager.rc_len()?.to_string()
} else {
self.garage
.block_manager
.rc_fast_len()?
.map(|x| x.to_string())
.unwrap_or_else(|| "NC".into())
};
writeln!(
&mut ret,
" number of RC entries (~= number of blocks): {}",
rc_len
)
.unwrap();
writeln!(
&mut ret,
" resync queue length: {}",
self.garage.block_manager.resync.queue_len()?
)
.unwrap();
writeln!(
&mut ret,
" blocks with resync errors: {}",
self.garage.block_manager.resync.errors_len()?
)
.unwrap();
if !opt.detailed {
writeln!(&mut ret, "\nIf values are missing above (marked as NC), consider adding the --detailed flag (this will be slow).").unwrap();
}
if !opt.skip_global {
write!(&mut ret, "\n{}", self.gather_cluster_stats()).unwrap();
}
Ok(ret)
}
fn gather_cluster_stats(&self) -> String {
let mut ret = String::new();
// Gather storage node and free space statistics
let layout = &self.garage.system.ring.borrow().layout;
let mut node_partition_count = HashMap::<Uuid, u64>::new();
for short_id in layout.ring_assignation_data.iter() {
let id = layout.node_id_vec[*short_id as usize];
*node_partition_count.entry(id).or_default() += 1;
}
let node_info = self
.garage
.system
.get_known_nodes()
.into_iter()
.map(|n| (n.id, n))
.collect::<HashMap<_, _>>();
let mut table = vec![" ID\tHostname\tZone\tCapacity\tPart.\tDataAvail\tMetaAvail".into()];
for (id, parts) in node_partition_count.iter() {
let info = node_info.get(id);
let status = info.map(|x| &x.status);
let role = layout.roles.get(id).and_then(|x| x.0.as_ref());
let hostname = status.map(|x| x.hostname.as_str()).unwrap_or("?");
let zone = role.map(|x| x.zone.as_str()).unwrap_or("?");
let capacity = role
.map(|x| x.capacity_string())
.unwrap_or_else(|| "?".into());
let avail_str = |x| match x {
Some((avail, total)) => {
let pct = (avail as f64) / (total as f64) * 100.;
let avail = bytesize::ByteSize::b(avail);
let total = bytesize::ByteSize::b(total);
format!("{}/{} ({:.1}%)", avail, total, pct)
}
None => "?".into(),
};
let data_avail = avail_str(status.and_then(|x| x.data_disk_avail));
let meta_avail = avail_str(status.and_then(|x| x.meta_disk_avail));
table.push(format!(
" {:?}\t{}\t{}\t{}\t{}\t{}\t{}",
id, hostname, zone, capacity, parts, data_avail, meta_avail
));
}
write!(
&mut ret,
"Storage nodes:\n{}",
format_table_to_string(table)
)
.unwrap();
let meta_part_avail = node_partition_count
.iter()
.filter_map(|(id, parts)| {
node_info
.get(id)
.and_then(|x| x.status.meta_disk_avail)
.map(|c| c.0 / *parts)
})
.collect::<Vec<_>>();
let data_part_avail = node_partition_count
.iter()
.filter_map(|(id, parts)| {
node_info
.get(id)
.and_then(|x| x.status.data_disk_avail)
.map(|c| c.0 / *parts)
})
.collect::<Vec<_>>();
if !meta_part_avail.is_empty() && !data_part_avail.is_empty() {
let meta_avail =
bytesize::ByteSize(meta_part_avail.iter().min().unwrap() * (1 << PARTITION_BITS));
let data_avail =
bytesize::ByteSize(data_part_avail.iter().min().unwrap() * (1 << PARTITION_BITS));
writeln!(
&mut ret,
"\nEstimated available storage space cluster-wide (might be lower in practice):"
)
.unwrap();
if meta_part_avail.len() < node_partition_count.len()
|| data_part_avail.len() < node_partition_count.len()
{
writeln!(&mut ret, " data: < {}", data_avail).unwrap();
writeln!(&mut ret, " metadata: < {}", meta_avail).unwrap();
writeln!(&mut ret, "A precise estimate could not be given as information is missing for some storage nodes.").unwrap();
} else {
writeln!(&mut ret, " data: {}", data_avail).unwrap();
writeln!(&mut ret, " metadata: {}", meta_avail).unwrap();
}
}
ret
}
fn gather_table_stats<F, R>(
&self,
t: &Arc<Table<F, R>>,
detailed: bool,
) -> Result<String, Error>
where
F: TableSchema + 'static,
R: TableReplication + 'static,
{
let (data_len, mkl_len) = if detailed {
(
t.data.store.len().map_err(GarageError::from)?.to_string(),
t.merkle_updater.merkle_tree_len()?.to_string(),
)
} else {
(
t.data
.store
.fast_len()
.map_err(GarageError::from)?
.map(|x| x.to_string())
.unwrap_or_else(|| "NC".into()),
t.merkle_updater
.merkle_tree_fast_len()?
.map(|x| x.to_string())
.unwrap_or_else(|| "NC".into()),
)
};
Ok(format!(
" {}\t{}\t{}\t{}\t{}",
F::TABLE_NAME,
data_len,
mkl_len,
t.merkle_updater.todo_len()?,
t.data.gc_todo_len()?
))
}
// ================ WORKER COMMANDS ====================
async fn handle_worker_cmd(&self, cmd: &WorkerOperation) -> Result<AdminRpc, Error> {
match cmd {
WorkerOperation::List { opt } => {
let workers = self.background.get_worker_info();
Ok(AdminRpc::WorkerList(workers, *opt))
}
WorkerOperation::Info { tid } => {
let info = self
.background
.get_worker_info()
.get(tid)
.ok_or_bad_request(format!("No worker with TID {}", tid))?
.clone();
Ok(AdminRpc::WorkerInfo(*tid, info))
}
WorkerOperation::Get {
all_nodes,
variable,
} => self.handle_get_var(*all_nodes, variable).await,
WorkerOperation::Set {
all_nodes,
variable,
value,
} => self.handle_set_var(*all_nodes, variable, value).await,
}
}
async fn handle_get_var(
&self,
all_nodes: bool,
variable: &Option<String>,
) -> Result<AdminRpc, Error> {
if all_nodes {
let mut ret = vec![];
let ring = self.garage.system.ring.borrow().clone();
for node in ring.layout.node_ids().iter() {
let node = (*node).into();
match self
.endpoint
.call(
&node,
AdminRpc::Worker(WorkerOperation::Get {
all_nodes: false,
variable: variable.clone(),
}),
PRIO_NORMAL,
)
.await??
{
AdminRpc::WorkerVars(v) => ret.extend(v),
m => return Err(GarageError::unexpected_rpc_message(m).into()),
}
}
Ok(AdminRpc::WorkerVars(ret))
} else {
#[allow(clippy::collapsible_else_if)]
if let Some(v) = variable {
Ok(AdminRpc::WorkerVars(vec![(
self.garage.system.id,
v.clone(),
self.garage.bg_vars.get(v)?,
)]))
} else {
let mut vars = self.garage.bg_vars.get_all();
vars.sort();
Ok(AdminRpc::WorkerVars(
vars.into_iter()
.map(|(k, v)| (self.garage.system.id, k.to_string(), v))
.collect(),
))
}
}
}
async fn handle_set_var(
&self,
all_nodes: bool,
variable: &str,
value: &str,
) -> Result<AdminRpc, Error> {
if all_nodes {
let mut ret = vec![];
let ring = self.garage.system.ring.borrow().clone();
for node in ring.layout.node_ids().iter() {
let node = (*node).into();
match self
.endpoint
.call(
&node,
AdminRpc::Worker(WorkerOperation::Set {
all_nodes: false,
variable: variable.to_string(),
value: value.to_string(),
}),
PRIO_NORMAL,
)
.await??
{
AdminRpc::WorkerVars(v) => ret.extend(v),
m => return Err(GarageError::unexpected_rpc_message(m).into()),
}
}
Ok(AdminRpc::WorkerVars(ret))
} else {
self.garage.bg_vars.set(variable, value)?;
Ok(AdminRpc::WorkerVars(vec![(
self.garage.system.id,
variable.to_string(),
value.to_string(),
)]))
}
}
}
#[async_trait]
impl EndpointHandler<AdminRpc> for AdminRpcHandler {
async fn handle(
self: &Arc<Self>,
message: &AdminRpc,
_from: NodeID,
) -> Result<AdminRpc, Error> {
match message {
AdminRpc::BucketOperation(bo) => self.handle_bucket_cmd(bo).await,
AdminRpc::KeyOperation(ko) => self.handle_key_cmd(ko).await,
AdminRpc::Migrate(opt) => self.handle_migrate(opt.clone()).await,
AdminRpc::LaunchRepair(opt) => self.handle_launch_repair(opt.clone()).await,
AdminRpc::Stats(opt) => self.handle_stats(opt.clone()).await,
AdminRpc::Worker(wo) => self.handle_worker_cmd(wo).await,
AdminRpc::BlockOperation(bo) => self.handle_block_cmd(bo).await,
m => Err(GarageError::unexpected_rpc_message(m).into()),
}
}
}