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Thu, 21 Sep 2023 14:52:15 +0200 (CEST) From: Hannes Laimer To: pbs-devel@lists.proxmox.com Date: Thu, 21 Sep 2023 14:51:49 +0200 Message-Id: <20230921125207.1301656-8-h.laimer@proxmox.com> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20230921125207.1301656-1-h.laimer@proxmox.com> References: <20230921125207.1301656-1-h.laimer@proxmox.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-SPAM-LEVEL: Spam detection results: 0 AWL -0.018 Adjusted score from AWL reputation of From: address BAYES_00 -1.9 Bayes spam probability is 0 to 1% DMARC_MISSING 0.1 Missing DMARC policy KAM_DMARC_STATUS 0.01 Test Rule for DKIM or SPF Failure with Strict Alignment SPF_HELO_NONE 0.001 SPF: HELO does not publish an SPF Record SPF_PASS -0.001 SPF: sender matches SPF record Subject: [pbs-devel] [PATCH proxmox-backup v2 07/25] api2: removable datastore creation X-BeenThere: pbs-devel@lists.proxmox.com X-Mailman-Version: 2.1.29 Precedence: list List-Id: Proxmox Backup Server development discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 21 Sep 2023 12:52:46 -0000 Signed-off-by: Hannes Laimer --- src/api2/config/datastore.rs | 52 ++++++++++++++++++++++++++++++++++-- 1 file changed, 50 insertions(+), 2 deletions(-) diff --git a/src/api2/config/datastore.rs b/src/api2/config/datastore.rs index 5e013c39..a28c13db 100644 --- a/src/api2/config/datastore.rs +++ b/src/api2/config/datastore.rs @@ -8,7 +8,7 @@ use serde_json::Value; use proxmox_router::{http_bail, Permission, Router, RpcEnvironment, RpcEnvironmentType}; use proxmox_schema::{api, param_bail, ApiType}; use proxmox_section_config::SectionConfigData; -use proxmox_sys::{task_warn, WorkerTaskContext}; +use proxmox_sys::{task_log, task_warn, WorkerTaskContext}; use pbs_api_types::{ Authid, DataStoreConfig, DataStoreConfigUpdater, DatastoreNotify, DatastoreTuning, @@ -19,7 +19,8 @@ use pbs_config::BackupLockGuard; use pbs_datastore::chunk_store::ChunkStore; use crate::api2::admin::{ - prune::list_prune_jobs, sync::list_sync_jobs, verify::list_verification_jobs, + datastore::do_mount_device, prune::list_prune_jobs, sync::list_sync_jobs, + verify::list_verification_jobs, }; use crate::api2::config::prune::delete_prune_job; use crate::api2::config::sync::delete_sync_job; @@ -71,6 +72,31 @@ pub(crate) fn do_create_datastore( datastore: DataStoreConfig, worker: Option<&dyn WorkerTaskContext>, ) -> Result<(), Error> { + if datastore.backing_device.is_some() { + let mut mount_point: PathBuf = PathBuf::from(&datastore.path); + + let default_options = proxmox_sys::fs::CreateOptions::new(); + proxmox_sys::fs::create_path( + &mount_point, + Some(default_options.clone()), + Some(default_options), + )?; + do_mount_device(None, config.clone(), datastore.clone(), worker)?; + + mount_point.push(".chunks"); + if mount_point.is_dir() { + config.set_data(&datastore.name, "datastore", &datastore)?; + pbs_config::datastore::save_config(&config)?; + if let Some(worker) = worker { + task_log!( + worker, + "created removable datastore, chunkstore already exists" + ); + return Ok(()); + } + } + } + let path: PathBuf = datastore.path.clone().into(); let tuning: DatastoreTuning = serde_json::from_value( @@ -124,6 +150,28 @@ pub fn create_datastore( param_bail!("name", "datastore '{}' already exists.", config.name); } + if let Some(uuid) = &config.backing_device { + let already_used_by = section_config + .sections + .iter() + .flat_map(|(datastore_name, (_, config))| { + config + .as_object() + .and_then(|cfg| cfg.get("backing-device")) + .and_then(|backing_device| backing_device.as_str()) + .filter(|&device_uuid| device_uuid == uuid) + .map(|_| datastore_name) + }) + .next(); + + if let Some(datastore_name) = already_used_by { + param_bail!( + "backing-device", + "device already in use by datastore '{datastore_name}'", + ); + } + } + let auth_id: Authid = rpcenv.get_auth_id().unwrap().parse()?; let to_stdout = rpcenv.env_type() == RpcEnvironmentType::CLI; -- 2.39.2