From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from firstgate.proxmox.com (firstgate.proxmox.com [212.224.123.68]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits)) (No client certificate requested) by lists.proxmox.com (Postfix) with ESMTPS id 72AC16A602 for ; Tue, 16 Feb 2021 18:08:06 +0100 (CET) Received: from firstgate.proxmox.com (localhost [127.0.0.1]) by firstgate.proxmox.com (Proxmox) with ESMTP id E4FDB18EC1 for ; Tue, 16 Feb 2021 18:07:35 +0100 (CET) Received: from proxmox-new.maurer-it.com (proxmox-new.maurer-it.com [212.186.127.180]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits)) (No client certificate requested) by firstgate.proxmox.com (Proxmox) with ESMTPS id 5542318E0D for ; Tue, 16 Feb 2021 18:07:32 +0100 (CET) Received: from proxmox-new.maurer-it.com (localhost.localdomain [127.0.0.1]) by proxmox-new.maurer-it.com (Proxmox) with ESMTP id 20C8D461DB for ; Tue, 16 Feb 2021 18:07:32 +0100 (CET) From: Stefan Reiter To: pbs-devel@lists.proxmox.com Date: Tue, 16 Feb 2021 18:07:08 +0100 Message-Id: <20210216170710.31767-21-s.reiter@proxmox.com> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20210216170710.31767-1-s.reiter@proxmox.com> References: <20210216170710.31767-1-s.reiter@proxmox.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-SPAM-LEVEL: Spam detection results: 0 AWL -0.029 Adjusted score from AWL reputation of From: address KAM_DMARC_STATUS 0.01 Test Rule for DKIM or SPF Failure with Strict Alignment RCVD_IN_DNSWL_MED -2.3 Sender listed at https://www.dnswl.org/, medium trust 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 20/22] debian/client: add postinst hook to rebuild file-restore initramfs 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: Tue, 16 Feb 2021 17:08:06 -0000 This will be triggered on updating proxmox-file-restore (via configure, necessary since the daemon binary might change) and proxmox-restore-vm-data (via 'activate-noawait', necessary since the base image might change). Signed-off-by: Stefan Reiter --- debian/proxmox-backup-client.triggers | 1 + debian/proxmox-file-restore.postinst | 63 +++++++++++++++++++++++++++ 2 files changed, 64 insertions(+) create mode 100644 debian/proxmox-backup-client.triggers create mode 100755 debian/proxmox-file-restore.postinst diff --git a/debian/proxmox-backup-client.triggers b/debian/proxmox-backup-client.triggers new file mode 100644 index 00000000..998cda4b --- /dev/null +++ b/debian/proxmox-backup-client.triggers @@ -0,0 +1 @@ +interest-noawait pbs-file-restore-initramfs diff --git a/debian/proxmox-file-restore.postinst b/debian/proxmox-file-restore.postinst new file mode 100755 index 00000000..7832c8a0 --- /dev/null +++ b/debian/proxmox-file-restore.postinst @@ -0,0 +1,63 @@ +#!/bin/sh + +set -e + +update_initramfs() { + # regenerate initramfs for single file restore VM + INST_PATH="/usr/lib/x86_64-linux-gnu/proxmox-backup/file-restore" + CACHE_PATH="/var/cache/proxmox-backup/file-restore-initramfs.img" + + # cleanup first, in case proxmox-file-restore was uninstalled since we do + # not want an unuseable image lying around + rm -f "$CACHE_PATH" + + # no base image exists, i.e. proxmox-file-restore is not installed. + # ignore, we will be called if the user decides to install it later + [ -f "$INST_PATH/initramfs.img" ] || exit 0 + + echo "Updating file-restore initramfs..." + + # avoid leftover temp file + cleanup() { + rm -f "$CACHE_PATH.tmp" + } + trap cleanup EXIT + + mkdir -p "/var/cache/proxmox-backup" + cp "$INST_PATH/initramfs.img" "$CACHE_PATH.tmp" + + # cpio uses passed in path as offset inside the archive as well, so we need + # to be in the same dir as the daemon binary to ensure it's placed in / + ( cd "$INST_PATH"; \ + printf "./proxmox-restore-daemon" \ + | cpio -o --format=newc -A -F "$CACHE_PATH.tmp" ) + mv -f "$CACHE_PATH.tmp" "$CACHE_PATH" + + trap - EXIT +} + +case "$1" in + configure) + # in case restore daemon was updated + update_initramfs + ;; + + triggered) + if [ "$2" = "pbs-file-restore-initramfs" ]; then + # in case base-image was updated + update_initramfs + else + echo "postinst called with unknown trigger name: \`$2'" >&2 + fi + ;; + + abort-upgrade|abort-remove|abort-deconfigure) + ;; + + *) + echo "postinst called with unknown argument \`$1'" >&2 + exit 1 + ;; +esac + +exit 0 -- 2.20.1