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Thu, 21 Sep 2023 14:52:16 +0200 (CEST) From: Hannes Laimer To: pbs-devel@lists.proxmox.com Date: Thu, 21 Sep 2023 14:52:03 +0200 Message-Id: <20230921125207.1301656-22-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 -0.013 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 21/25] add auto-mounting for removable datastores 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 12:55:41 -0000 Signed-off-by: Hannes Laimer --- debian/proxmox-backup-server.install | 1 + debian/proxmox-backup-server.udev | 3 ++ etc/Makefile | 3 +- etc/removable-device-attach@.service.in | 8 +++ src/bin/proxmox_backup_manager/datastore.rs | 55 +++++++++++++++++++++ 5 files changed, 69 insertions(+), 1 deletion(-) create mode 100644 etc/removable-device-attach@.service.in diff --git a/debian/proxmox-backup-server.install b/debian/proxmox-backup-server.install index ee114ea3..cda01069 100644 --- a/debian/proxmox-backup-server.install +++ b/debian/proxmox-backup-server.install @@ -4,6 +4,7 @@ etc/proxmox-backup-daily-update.service /lib/systemd/system/ etc/proxmox-backup-daily-update.timer /lib/systemd/system/ etc/proxmox-backup-proxy.service /lib/systemd/system/ etc/proxmox-backup.service /lib/systemd/system/ +etc/removable-device-attach@.service /lib/systemd/system/ usr/bin/pmt usr/bin/pmtx usr/bin/proxmox-tape diff --git a/debian/proxmox-backup-server.udev b/debian/proxmox-backup-server.udev index afdfb2bc..e21b8bc7 100644 --- a/debian/proxmox-backup-server.udev +++ b/debian/proxmox-backup-server.udev @@ -16,3 +16,6 @@ SUBSYSTEM=="scsi_generic", SUBSYSTEMS=="scsi", ATTRS{type}=="1", ENV{ID_SCSI_SER SYMLINK+="tape/by-id/scsi-$env{ID_SCSI_SERIAL}-sg" LABEL="persistent_storage_tape_end" + +# triggers the mounting of a removable device +ACTION=="add", SUBSYSTEM=="block", ENV{ID_FS_UUID}!="", TAG+="systemd", ENV{SYSTEMD_WANTS}="removable-device-attach@$env{ID_FS_UUID}" \ No newline at end of file diff --git a/etc/Makefile b/etc/Makefile index 42f639f6..730de4f8 100644 --- a/etc/Makefile +++ b/etc/Makefile @@ -7,7 +7,8 @@ DYNAMIC_UNITS := \ proxmox-backup-banner.service \ proxmox-backup-daily-update.service \ proxmox-backup.service \ - proxmox-backup-proxy.service + proxmox-backup-proxy.service \ + removable-device-attach@.service all: $(UNITS) $(DYNAMIC_UNITS) pbs-enterprise.list diff --git a/etc/removable-device-attach@.service.in b/etc/removable-device-attach@.service.in new file mode 100644 index 00000000..fe256548 --- /dev/null +++ b/etc/removable-device-attach@.service.in @@ -0,0 +1,8 @@ +[Unit] +Description=Try to mount the removable device of a datastore with uuid '%i'. +After=proxmox-backup-proxy.service +Requires=proxmox-backup-proxy.service + +[Service] +Type=simple +ExecStart=/usr/sbin/proxmox-backup-manager datastore uuid-mount --uuid %i \ No newline at end of file diff --git a/src/bin/proxmox_backup_manager/datastore.rs b/src/bin/proxmox_backup_manager/datastore.rs index 88cea6b0..d2f2db38 100644 --- a/src/bin/proxmox_backup_manager/datastore.rs +++ b/src/bin/proxmox_backup_manager/datastore.rs @@ -140,6 +140,60 @@ async fn delete_datastore(mut param: Value, rpcenv: &mut dyn RpcEnvironment) -> Ok(()) } +#[api( + protected: true, + input: { + properties: { + uuid: { + type: String, + description: "The UUID of the device that should be mounted", + }, + "output-format": { + schema: OUTPUT_FORMAT, + optional: true, + }, + }, + }, +)] +/// Try mounting a removable datastore given the UUID. +async fn uuid_mount(mut param: Value, rpcenv: &mut dyn RpcEnvironment) -> Result { + let output_format = extract_output_format(&mut param); + let uuid = param["uuid"] + .as_str() + .ok_or_else(|| format_err!("uuid has to be specified"))?; + + let info = &api2::config::datastore::API_METHOD_LIST_DATASTORES; + let data: Value = match info.handler { + ApiHandler::Sync(handler) => (handler)(serde_json::json!({}), info, rpcenv)?, + _ => unreachable!(), + }; + + let store_name = data.as_array().and_then(|list| { + list.iter() + .filter_map(Value::as_object) + .find(|store| store.get("backing-device").map_or(false, |d| d.eq(&uuid))) + .and_then(|s| s.get("name").and_then(Value::as_str)) + }); + + if let Some(store_name) = store_name { + let client = connect_to_localhost()?; + let result = client + .post( + &format!("api2/json/admin/datastore/{}/mount", store_name), + None, + ) + .await?; + + view_task_result(&client, result, &output_format).await?; + Ok(Value::Null) + } else { + Err(format_err!( + "'{}' is not associated with any datastore", + &uuid + )) + } +} + pub fn datastore_commands() -> CommandLineInterface { let cmd_def = CliCommandMap::new() .insert("list", CliCommand::new(&API_METHOD_LIST_DATASTORES)) @@ -169,6 +223,7 @@ pub fn datastore_commands() -> CommandLineInterface { pbs_config::datastore::complete_calendar_event, ), ) + .insert("uuid-mount", CliCommand::new(&API_METHOD_UUID_MOUNT)) .insert( "remove", CliCommand::new(&API_METHOD_DELETE_DATASTORE) -- 2.39.2