[pbs-devel] [PATCH proxmox-backup] add inspection in proxmox-backup-manager for .blob, .didx and .fidx files

* [pbs-devel] [PATCH proxmox-backup] add inspection in proxmox-backup-manager for .blob, .didx and .fidx files
@ 2020-12-09  8:42 Hannes Laimer
  2020-12-09  9:03 ` Dietmar Maurer
  0 siblings, 1 reply; 3+ messages in thread
From: Hannes Laimer @ 2020-12-09  8:42 UTC (permalink / raw)
  To: pbs-devel

Signed-off-by: Hannes Laimer <h.laimer@proxmox.com>
---
Add print_info function for DynamicIndex and inspection of .blob, .didx and .fidx
files to proxmox-backup-manager

 src/api2/types/mod.rs                     |  2 +
 src/backup/dynamic_index.rs               | 14 ++++
 src/bin/proxmox-backup-manager.rs         |  1 +
 src/bin/proxmox_backup_manager/inspect.rs | 80 +++++++++++++++++++++++
 src/bin/proxmox_backup_manager/mod.rs     |  2 +
 5 files changed, 99 insertions(+)
 create mode 100644 src/bin/proxmox_backup_manager/inspect.rs

diff --git a/src/api2/types/mod.rs b/src/api2/types/mod.rs
index 59b2433f..fe89dc78 100644
--- a/src/api2/types/mod.rs
+++ b/src/api2/types/mod.rs
@@ -253,6 +253,8 @@ pub const TIME_ZONE_SCHEMA: Schema = StringSchema::new(
     .max_length(64)
     .schema();
 
+pub const FILE_SCHEMA: Schema = StringSchema::new("File").schema();
+
 pub const ACL_PATH_SCHEMA: Schema = StringSchema::new(
     "Access control path.")
     .format(&ACL_PATH_FORMAT)
diff --git a/src/backup/dynamic_index.rs b/src/backup/dynamic_index.rs
index df651906..35dde880 100644
--- a/src/backup/dynamic_index.rs
+++ b/src/backup/dynamic_index.rs
@@ -183,6 +183,20 @@ impl DynamicIndexReader {
             self.binary_search(middle_idx + 1, middle_end, end_idx, end, offset)
         }
     }
+
+    pub fn print_info(&self) {
+        println!("Size: {}", self.size);
+
+        let mut ctime_str = self.ctime.to_string();
+        if let Ok(s) = proxmox::tools::time::strftime_local("%c", self.ctime) {
+            ctime_str = s;
+        }
+
+        println!("Index entries: {}", self.index.len());
+
+        println!("CTime: {}", ctime_str);
+        println!("UUID: {:?}", self.uuid);
+    }
 }
 
 impl IndexFile for DynamicIndexReader {
diff --git a/src/bin/proxmox-backup-manager.rs b/src/bin/proxmox-backup-manager.rs
index a763d6d6..3e023965 100644
--- a/src/bin/proxmox-backup-manager.rs
+++ b/src/bin/proxmox-backup-manager.rs
@@ -409,6 +409,7 @@ fn main() {
         .insert("datastore", datastore_commands())
         .insert("disk", disk_commands())
         .insert("dns", dns_commands())
+        .insert("inspect", inspect_commands())
         .insert("network", network_commands())
         .insert("user", user_commands())
         .insert("remote", remote_commands())
diff --git a/src/bin/proxmox_backup_manager/inspect.rs b/src/bin/proxmox_backup_manager/inspect.rs
new file mode 100644
index 00000000..8dd834c3
--- /dev/null
+++ b/src/bin/proxmox_backup_manager/inspect.rs
@@ -0,0 +1,80 @@
+use std::fs::File;
+use std::io::Read;
+use std::path::Path;
+
+use anyhow::Error;
+use proxmox::api::{api, cli::*, RpcEnvironment};
+use serde_json::Value;
+
+use proxmox_backup::tools;
+use proxmox_backup::api2::types::*;
+use proxmox_backup::backup::{DataBlob, DynamicIndexReader, FixedIndexReader};
+
+#[api(
+    input: {
+        properties: {
+            file: {
+                schema: FILE_SCHEMA,
+            }
+        }
+    }
+)]
+/// Inspect a .blob file
+fn inspect_blob(param: Value, _rpcenv: &mut dyn RpcEnvironment) -> Result<Value, Error> {
+    let path = tools::required_string_param(&param, "file")?;
+
+    let mut file = File::open(path)?;
+    let mut buffer = Vec::new();
+    file.read_to_end(&mut buffer)?;
+    let data_blob = DataBlob::load_from_reader(&mut &buffer[..])?;
+
+    println!("{}", String::from_utf8(data_blob.decode(None, None)?)?);
+
+    Ok(Value::Null)
+}
+
+#[api(
+    input: {
+        properties: {
+            file: {
+                schema: FILE_SCHEMA,
+            }
+        }
+    }
+)]
+/// Inspect a .fidx file
+fn inspect_fixed_index(param: Value, _rpcenv: &mut dyn RpcEnvironment) -> Result<Value, Error> {
+    let path = tools::required_string_param(&param, "file")?;
+
+    let index = FixedIndexReader::open(Path::new(path))?;
+    index.print_info();
+    Ok(Value::Null)
+}
+
+#[api(
+    input: {
+        properties: {
+            file: {
+                schema: FILE_SCHEMA,
+            }
+        }
+    }
+)]
+/// Inspect a .didx file
+fn inspect_dynamic_index(param: Value, _rpcenv: &mut dyn RpcEnvironment) -> Result<Value, Error> {
+    let path = tools::required_string_param(&param, "file")?;
+
+    let index = DynamicIndexReader::open(Path::new(path))?;
+    index.print_info();
+    Ok(Value::Null)
+}
+
+pub fn inspect_commands() -> CommandLineInterface {
+
+    let cmd_def = CliCommandMap::new()
+        .insert("blob",CliCommand::new(&API_METHOD_INSPECT_BLOB))
+        .insert("fidx",CliCommand::new(&API_METHOD_INSPECT_FIXED_INDEX))
+        .insert("didx",CliCommand::new(&API_METHOD_INSPECT_DYNAMIC_INDEX));
+
+    cmd_def.into()
+}
diff --git a/src/bin/proxmox_backup_manager/mod.rs b/src/bin/proxmox_backup_manager/mod.rs
index 1f3ff92e..7b2854d7 100644
--- a/src/bin/proxmox_backup_manager/mod.rs
+++ b/src/bin/proxmox_backup_manager/mod.rs
@@ -6,6 +6,8 @@ mod datastore;
 pub use datastore::*;
 mod dns;
 pub use dns::*;
+mod inspect;
+pub use inspect::*;
 mod network;
 pub use network::*;
 mod remote;
-- 
2.20.1





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