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pbs block driver: use custom error message when returned aid is too large

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Signed-off-by: Fiona Ebner <f.ebner@proxmox.com>
This commit is contained in:
Fiona Ebner 2024-06-10 15:38:51 +02:00
parent 51df4937bf
commit 822c99f3c3
1 changed files with 10 additions and 7 deletions
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17
debian/patches/pve/0032-PVE-Add-PBS-block-driver-to-map-backup-archives-into.patch vendored
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@ -15,11 +15,11 @@ Signed-off-by: Wolfgang Bumiller <w.bumiller@proxmox.com>
Signed-off-by: Fiona Ebner <f.ebner@proxmox.com>
---
block/meson.build | 2 +
block/pbs.c | 310 +++++++++++++++++++++++++++++++++++++++++++
block/pbs.c | 313 +++++++++++++++++++++++++++++++++++++++++++
meson.build | 2 +-
qapi/block-core.json | 29 ++++
qapi/pragma.json | 1 +
5 files changed, 343 insertions(+), 1 deletion(-)
5 files changed, 346 insertions(+), 1 deletion(-)
create mode 100644 block/pbs.c
diff --git a/block/meson.build b/block/meson.build
@ -37,10 +37,10 @@ index 6bba803f94..1945e04eeb 100644
system_ss.add(files('block-ram-registrar.c'))
diff --git a/block/pbs.c b/block/pbs.c
new file mode 100644
index 0000000000..9112d4dfe6
index 0000000000..aee66c2e93
--- /dev/null
+++ b/block/pbs.c
@@ -0,0 +1,310 @@
@@ -0,0 +1,313 @@
+/*
+ * Proxmox Backup Server read-only block driver
+ */
@ -202,13 +202,16 @@ index 0000000000..9112d4dfe6
+
+ /* acquire handle and length */
+ ret = proxmox_restore_open_image(s->conn, s->archive, &pbs_error);
+ if (ret < 0 || ret > UINT8_MAX) {
+ if (ret < 0) {
+ if (pbs_error && errp) error_setg(errp, "PBS open_image failed: %s", pbs_error);
+ if (pbs_error) proxmox_backup_free_error(pbs_error);
+ return -ENODEV;
+ } else {
+ s->aid = ret;
+ }
+ if (ret > UINT8_MAX) {
+ error_setg(errp, "PBS open_image returned an ID larger than %u", UINT8_MAX);
+ return -ENODEV;
+ }
+ s->aid = ret;
+
+ s->length = proxmox_restore_get_image_length(s->conn, s->aid, &pbs_error);
+ if (s->length < 0) {