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Commit | Line | Data |
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fe0e04c6 | 1 | extern crate proxmox_backup; |
ff5d3707 | 2 | |
3 | use failure::*; | |
606ce64b | 4 | use std::os::unix::io::AsRawFd; |
ff5d3707 | 5 | |
fe0e04c6 DM |
6 | use proxmox_backup::tools; |
7 | use proxmox_backup::cli::command::*; | |
8 | use proxmox_backup::api::schema::*; | |
9 | use proxmox_backup::api::router::*; | |
10 | //use proxmox_backup::backup::chunk_store::*; | |
11 | //use proxmox_backup::backup::image_index::*; | |
12 | //use proxmox_backup::config::datastore; | |
13 | use proxmox_backup::backup::datastore::*; | |
43eeef28 | 14 | use serde_json::{Value}; |
ff5d3707 | 15 | |
a914a774 | 16 | fn required_string_param<'a>(param: &'a Value, name: &str) -> &'a str { |
17 | param[name].as_str().expect(&format!("missing parameter '{}'", name)) | |
18 | } | |
19 | ||
bcd879cf DM |
20 | fn backup_dir(datastore: &DataStore, file: &std::fs::File, target: &str, chunk_size: usize) -> Result<(), Error> { |
21 | ||
22 | let mut target = std::path::PathBuf::from(target); | |
23 | ||
24 | if let Some(ext) = target.extension() { | |
25 | if ext != "aidx" { | |
26 | bail!("got wrong file extension - expected '.aidx'"); | |
27 | } | |
28 | } else { | |
29 | target.set_extension("aidx"); | |
30 | } | |
31 | ||
32 | bail!("not implemented"); | |
33 | ||
34 | Ok(()) | |
35 | } | |
36 | ||
37 | fn backup_image(datastore: &DataStore, file: &std::fs::File, size: usize, target: &str, chunk_size: usize) -> Result<(), Error> { | |
38 | ||
39 | let mut target = std::path::PathBuf::from(target); | |
40 | ||
41 | if let Some(ext) = target.extension() { | |
42 | if ext != "iidx" { | |
43 | bail!("got wrong file extension - expected '.iidx'"); | |
44 | } | |
45 | } else { | |
46 | target.set_extension("iidx"); | |
47 | } | |
48 | ||
49 | let mut index = datastore.create_image_writer(&target, size, chunk_size)?; | |
50 | ||
51 | tools::file_chunker(file, chunk_size, |pos, chunk| { | |
52 | index.add_chunk(pos, chunk)?; | |
53 | Ok(true) | |
54 | })?; | |
55 | ||
56 | index.close()?; // commit changes | |
57 | ||
58 | Ok(()) | |
59 | } | |
60 | ||
61 | fn create_backup(param: Value, _info: &ApiMethod) -> Result<Value, Error> { | |
ff5d3707 | 62 | |
a914a774 | 63 | let filename = required_string_param(¶m, "filename"); |
64 | let store = required_string_param(¶m, "store"); | |
c34eb166 | 65 | let target = required_string_param(¶m, "target"); |
a914a774 | 66 | |
2d9d143a DM |
67 | let mut chunk_size = 4*1024*1024; |
68 | ||
69 | if let Some(size) = param["chunk-size"].as_u64() { | |
70 | static SIZES: [u64; 7] = [64, 128, 256, 512, 1024, 2048, 4096]; | |
71 | ||
72 | if SIZES.contains(&size) { | |
73 | chunk_size = (size as usize) * 1024; | |
74 | } else { | |
75 | bail!("Got unsupported chunk size '{}'", size); | |
76 | } | |
77 | } | |
78 | ||
bcd879cf | 79 | let datastore = DataStore::open(store)?; |
a914a774 | 80 | |
bcd879cf DM |
81 | let file = std::fs::File::open(filename)?; |
82 | let stat = nix::sys::stat::fstat(file.as_raw_fd())?; | |
a914a774 | 83 | |
bcd879cf DM |
84 | if (stat.st_mode & libc::S_IFDIR) != 0 { |
85 | println!("Backup directory '{}' to '{}'", filename, store); | |
86 | ||
87 | backup_dir(&datastore, &file, &target, chunk_size)?; | |
88 | ||
89 | } else if (stat.st_mode & (libc::S_IFREG|libc::S_IFBLK)) != 0 { | |
90 | println!("Backup file '{}' to '{}'", filename, store); | |
606ce64b | 91 | |
4818c8b6 DM |
92 | if stat.st_size <= 0 { bail!("got strange file size '{}'", stat.st_size); } |
93 | let size = stat.st_size as usize; | |
a914a774 | 94 | |
bcd879cf | 95 | backup_image(&datastore, &file, size, &target, chunk_size)?; |
d62e6e22 | 96 | |
bcd879cf DM |
97 | let idx = datastore.open_image_reader(target)?; |
98 | idx.print_info(); | |
4818c8b6 | 99 | |
bcd879cf DM |
100 | } else { |
101 | bail!("unsupported file type (expected a directory, file or block device)"); | |
4818c8b6 DM |
102 | } |
103 | ||
f0819fe5 | 104 | //datastore.garbage_collection()?; |
3d5c11e5 | 105 | |
ff5d3707 | 106 | Ok(Value::Null) |
107 | } | |
108 | ||
109 | ||
110 | fn main() { | |
111 | ||
112 | let cmd_def = CliCommand::new( | |
113 | ApiMethod::new( | |
bcd879cf DM |
114 | create_backup, |
115 | ObjectSchema::new("Create backup.") | |
116 | .required("filename", StringSchema::new("Source name (file or directory name)")) | |
ff5d3707 | 117 | .required("store", StringSchema::new("Datastore name.")) |
c34eb166 | 118 | .required("target", StringSchema::new("Target name.")) |
2d9d143a DM |
119 | .optional( |
120 | "chunk-size", | |
121 | IntegerSchema::new("Chunk size in KB. Must be a power of 2.") | |
122 | .minimum(64) | |
123 | .maximum(4096) | |
124 | .default(4096) | |
125 | ) | |
ff5d3707 | 126 | )) |
c34eb166 | 127 | .arg_param(vec!["filename", "target"]) |
fe0e04c6 | 128 | .completion_cb("store", proxmox_backup::config::datastore::complete_datastore_name); |
f8838fe9 | 129 | |
a914a774 | 130 | |
ff5d3707 | 131 | if let Err(err) = run_cli_command(&cmd_def.into()) { |
132 | eprintln!("Error: {}", err); | |
133 | print_cli_usage(); | |
134 | std::process::exit(-1); | |
135 | } | |
136 | ||
137 | } |