| Line |
Branch |
Exec |
Source |
| 1 |
|
|
/** |
| 2 |
|
|
* This file is part of the CernVM File System. |
| 3 |
|
|
* |
| 4 |
|
|
* This command reads the content of a .cvmfspublished file and exposes it |
| 5 |
|
|
* to the user. |
| 6 |
|
|
*/ |
| 7 |
|
|
|
| 8 |
|
|
#define __STDC_FORMAT_MACROS |
| 9 |
|
|
|
| 10 |
|
|
#include "swissknife_info.h" |
| 11 |
|
|
|
| 12 |
|
|
|
| 13 |
|
|
#include <string> |
| 14 |
|
|
|
| 15 |
|
|
#include "crypto/hash.h" |
| 16 |
|
|
#include "manifest.h" |
| 17 |
|
|
#include "network/download.h" |
| 18 |
|
|
#include "util/logging.h" |
| 19 |
|
|
#include "util/posix.h" |
| 20 |
|
|
#include "util/string.h" |
| 21 |
|
|
|
| 22 |
|
|
using namespace std; // NOLINT |
| 23 |
|
|
|
| 24 |
|
|
namespace swissknife { |
| 25 |
|
|
|
| 26 |
|
|
/** |
| 27 |
|
|
* Checks if the given path looks like a remote path |
| 28 |
|
|
*/ |
| 29 |
|
✗ |
static bool IsRemote(const string &repository) { |
| 30 |
|
✗ |
return HasPrefix(repository, "http://", false) || |
| 31 |
|
✗ |
HasPrefix(repository, "https://", false); |
| 32 |
|
|
} |
| 33 |
|
|
|
| 34 |
|
|
/** |
| 35 |
|
|
* Checks for existence of a file either locally or via HTTP head |
| 36 |
|
|
*/ |
| 37 |
|
✗ |
bool CommandInfo::Exists(const string &repository, const string &file) const { |
| 38 |
|
✗ |
if (IsRemote(repository)) { |
| 39 |
|
✗ |
const string url = repository + "/" + file; |
| 40 |
|
✗ |
download::JobInfo head(&url, false); |
| 41 |
|
✗ |
return download_manager()->Fetch(&head) == download::kFailOk; |
| 42 |
|
✗ |
} else { |
| 43 |
|
✗ |
return FileExists(file); |
| 44 |
|
|
} |
| 45 |
|
|
} |
| 46 |
|
|
|
| 47 |
|
✗ |
ParameterList CommandInfo::GetParams() const { |
| 48 |
|
✗ |
swissknife::ParameterList r; |
| 49 |
|
✗ |
r.push_back(Parameter::Mandatory('r', "repository directory / url")); |
| 50 |
|
✗ |
r.push_back(Parameter::Optional('u', "repository mount point")); |
| 51 |
|
✗ |
r.push_back(Parameter::Optional('l', "log level (0-4, default: 2)")); |
| 52 |
|
✗ |
r.push_back(Parameter::Optional('@', "proxy url")); |
| 53 |
|
✗ |
r.push_back(Parameter::Switch('c', "show root catalog hash")); |
| 54 |
|
✗ |
r.push_back(Parameter::Switch('C', "show mounted root catalog hash")); |
| 55 |
|
✗ |
r.push_back(Parameter::Switch('n', "show fully qualified repository name")); |
| 56 |
|
✗ |
r.push_back(Parameter::Switch('t', "show time stamp")); |
| 57 |
|
✗ |
r.push_back(Parameter::Switch('m', |
| 58 |
|
|
"check if repository is marked as " |
| 59 |
|
|
"replication master copy")); |
| 60 |
|
✗ |
r.push_back(Parameter::Switch('v', "repository revision number")); |
| 61 |
|
✗ |
r.push_back(Parameter::Switch('g', |
| 62 |
|
|
"check if repository is garbage " |
| 63 |
|
|
"collectable")); |
| 64 |
|
✗ |
r.push_back(Parameter::Switch('o', |
| 65 |
|
|
"check if the repository maintains a " |
| 66 |
|
|
"reference log file")); |
| 67 |
|
✗ |
r.push_back(Parameter::Switch('h', "print results in human readable form")); |
| 68 |
|
✗ |
r.push_back(Parameter::Switch('L', "follow HTTP redirects")); |
| 69 |
|
✗ |
r.push_back(Parameter::Switch('X', |
| 70 |
|
|
"show whether external data is supported " |
| 71 |
|
|
"in the root catalog.")); |
| 72 |
|
✗ |
r.push_back(Parameter::Switch('M', "print repository meta info.")); |
| 73 |
|
✗ |
r.push_back(Parameter::Switch('R', "print raw manifest.")); |
| 74 |
|
✗ |
r.push_back(Parameter::Switch('e', "check if the repository is empty")); |
| 75 |
|
✗ |
return r; |
| 76 |
|
|
} |
| 77 |
|
|
|
| 78 |
|
✗ |
int swissknife::CommandInfo::Main(const swissknife::ArgumentList &args) { |
| 79 |
|
✗ |
if (args.find('l') != args.end()) { |
| 80 |
|
|
unsigned log_level = |
| 81 |
|
✗ |
kLogLevel0 << String2Uint64(*args.find('l')->second); |
| 82 |
|
✗ |
if (log_level > kLogNone) { |
| 83 |
|
✗ |
LogCvmfs(kLogCvmfs, kLogStderr, "invalid log level"); |
| 84 |
|
✗ |
return 1; |
| 85 |
|
|
} |
| 86 |
|
✗ |
SetLogVerbosity(static_cast<LogLevels>(log_level)); |
| 87 |
|
|
} |
| 88 |
|
|
const string mount_point = |
| 89 |
|
✗ |
(args.find('u') != args.end()) ? *args.find('u')->second : ""; |
| 90 |
|
✗ |
const string repository = MakeCanonicalPath(*args.find('r')->second); |
| 91 |
|
|
|
| 92 |
|
|
// sanity check |
| 93 |
|
✗ |
if (args.count('C') > 0 && mount_point.empty()) { |
| 94 |
|
✗ |
LogCvmfs(kLogCvmfs, kLogStderr, "need a CernVM-FS mountpoint (-u) for -C"); |
| 95 |
|
✗ |
return 1; |
| 96 |
|
|
} |
| 97 |
|
|
|
| 98 |
|
✗ |
if (IsRemote(repository)) { |
| 99 |
|
✗ |
const bool follow_redirects = args.count('L') > 0; |
| 100 |
|
|
const string proxy = |
| 101 |
|
✗ |
(args.find('@') != args.end()) ? *args.find('@')->second : ""; |
| 102 |
|
✗ |
if (!this->InitDownloadManager(follow_redirects, proxy)) { |
| 103 |
|
✗ |
return 1; |
| 104 |
|
|
} |
| 105 |
|
|
} |
| 106 |
|
|
|
| 107 |
|
|
// Check if we should be human readable |
| 108 |
|
✗ |
const bool human_readable = (args.count('h') > 0); |
| 109 |
|
|
|
| 110 |
|
✗ |
if (args.count('e') > 0) { |
| 111 |
|
✗ |
string manifest_path = IsRemote(repository) |
| 112 |
|
|
? ".cvmfspublished" |
| 113 |
|
✗ |
: repository + "/.cvmfspublished"; |
| 114 |
|
✗ |
bool is_empty = !Exists(repository, manifest_path); |
| 115 |
|
✗ |
LogCvmfs(kLogCvmfs, kLogStdout, "%s%s", |
| 116 |
|
|
(human_readable) ? "Empty Repository: " : "", |
| 117 |
|
|
StringifyBool(is_empty).c_str()); |
| 118 |
|
✗ |
if (is_empty) return 0; |
| 119 |
|
|
} |
| 120 |
|
|
|
| 121 |
|
|
// Load manifest file |
| 122 |
|
|
// Repository can be HTTP address or on local file system |
| 123 |
|
|
// TODO(jblomer): do this using Manifest::Fetch |
| 124 |
|
|
// currently this is not possible, since Manifest::Fetch asks for the |
| 125 |
|
|
// repository name... Which we want to figure out with the tool at hand. |
| 126 |
|
|
// Possible Fix: Allow for a Manifest::Fetch with an empty name. |
| 127 |
|
✗ |
UniquePtr<manifest::Manifest> manifest; |
| 128 |
|
✗ |
if (IsRemote(repository)) { |
| 129 |
|
✗ |
const string url = repository + "/.cvmfspublished"; |
| 130 |
|
✗ |
cvmfs::MemSink manifest_memsink; |
| 131 |
|
|
download::JobInfo download_manifest(&url, false, false, NULL, |
| 132 |
|
✗ |
&manifest_memsink); |
| 133 |
|
✗ |
download::Failures retval = download_manager()->Fetch(&download_manifest); |
| 134 |
|
✗ |
if (retval != download::kFailOk) { |
| 135 |
|
✗ |
LogCvmfs(kLogCvmfs, kLogStderr, "failed to download manifest (%d - %s)", |
| 136 |
|
|
retval, download::Code2Ascii(retval)); |
| 137 |
|
✗ |
return 1; |
| 138 |
|
|
} |
| 139 |
|
|
|
| 140 |
|
✗ |
manifest = manifest::Manifest::LoadMem(manifest_memsink.data(), |
| 141 |
|
✗ |
manifest_memsink.pos()); |
| 142 |
|
✗ |
} else { |
| 143 |
|
✗ |
if (chdir(repository.c_str()) != 0) { |
| 144 |
|
✗ |
LogCvmfs(kLogCvmfs, kLogStderr, "failed to switch to directory %s", |
| 145 |
|
|
repository.c_str()); |
| 146 |
|
✗ |
return 1; |
| 147 |
|
|
} |
| 148 |
|
✗ |
manifest = manifest::Manifest::LoadFile(".cvmfspublished"); |
| 149 |
|
|
} |
| 150 |
|
|
|
| 151 |
|
✗ |
if (!manifest.IsValid()) { |
| 152 |
|
✗ |
LogCvmfs(kLogCvmfs, kLogStderr, "failed to load repository manifest"); |
| 153 |
|
✗ |
return 1; |
| 154 |
|
|
} |
| 155 |
|
|
|
| 156 |
|
|
// Validate Manifest |
| 157 |
|
✗ |
const string certificate_path = "data/" + manifest->certificate().MakePath(); |
| 158 |
|
✗ |
if (!Exists(repository, certificate_path)) { |
| 159 |
|
✗ |
LogCvmfs(kLogCvmfs, kLogStderr, "failed to find certificate (%s)", |
| 160 |
|
|
certificate_path.c_str()); |
| 161 |
|
✗ |
return 1; |
| 162 |
|
|
} |
| 163 |
|
|
|
| 164 |
|
|
// Get information from the mount point |
| 165 |
|
✗ |
if (args.count('C') > 0) { |
| 166 |
|
✗ |
assert(!mount_point.empty()); |
| 167 |
|
✗ |
const std::string root_hash_xattr = "user.root_hash"; |
| 168 |
|
✗ |
std::string root_hash; |
| 169 |
|
|
const bool success = |
| 170 |
|
✗ |
platform_getxattr(mount_point, root_hash_xattr, &root_hash); |
| 171 |
|
✗ |
if (!success) { |
| 172 |
|
✗ |
LogCvmfs(kLogCvmfs, kLogStderr, |
| 173 |
|
|
"failed to retrieve extended attribute " |
| 174 |
|
|
" '%s' from '%s' (errno: %d)", |
| 175 |
|
|
root_hash_xattr.c_str(), mount_point.c_str(), errno); |
| 176 |
|
✗ |
return 1; |
| 177 |
|
|
} |
| 178 |
|
✗ |
LogCvmfs(kLogCvmfs, kLogStdout, "%s%s", |
| 179 |
|
|
(human_readable) ? "Mounted Root Hash: " : "", |
| 180 |
|
|
root_hash.c_str()); |
| 181 |
|
|
} |
| 182 |
|
|
|
| 183 |
|
|
// Get information about external data |
| 184 |
|
✗ |
if (args.count('X') > 0) { |
| 185 |
|
✗ |
assert(!mount_point.empty()); |
| 186 |
|
✗ |
const std::string external_data_xattr = "user.external_data"; |
| 187 |
|
✗ |
std::string external_data; |
| 188 |
|
|
const bool success = |
| 189 |
|
✗ |
platform_getxattr(mount_point, external_data_xattr, &external_data); |
| 190 |
|
✗ |
if (!success) { |
| 191 |
|
✗ |
LogCvmfs(kLogCvmfs, kLogStderr, |
| 192 |
|
|
"failed to retrieve extended attribute " |
| 193 |
|
|
" '%s' from '%s' (errno: %d)", |
| 194 |
|
|
external_data_xattr.c_str(), mount_point.c_str(), errno); |
| 195 |
|
✗ |
return 1; |
| 196 |
|
|
} |
| 197 |
|
✗ |
LogCvmfs(kLogCvmfs, kLogStdout, "%s%s", |
| 198 |
|
|
(human_readable) ? "External data enabled: " : "", |
| 199 |
|
|
external_data.c_str()); |
| 200 |
|
|
} |
| 201 |
|
|
|
| 202 |
|
|
// Get information from the Manifest |
| 203 |
|
✗ |
if (args.count('c') > 0) { |
| 204 |
|
✗ |
LogCvmfs(kLogCvmfs, kLogStdout, "%s%s", |
| 205 |
|
|
(human_readable) ? "Root Catalog Hash: " : "", |
| 206 |
|
|
manifest->catalog_hash().ToString().c_str()); |
| 207 |
|
|
} |
| 208 |
|
|
|
| 209 |
|
✗ |
if (args.count('n') > 0) { |
| 210 |
|
✗ |
LogCvmfs(kLogCvmfs, kLogStdout, "%s%s", |
| 211 |
|
|
(human_readable) ? "Fully Qualified Repository Name: " : "", |
| 212 |
|
|
manifest->repository_name().c_str()); |
| 213 |
|
|
} |
| 214 |
|
|
|
| 215 |
|
✗ |
if (args.count('t') > 0) { |
| 216 |
|
✗ |
LogCvmfs(kLogCvmfs, kLogStdout, "%s%lu", |
| 217 |
|
|
(human_readable) ? "Time Stamp: " : "", |
| 218 |
|
|
manifest->publish_timestamp()); |
| 219 |
|
|
} |
| 220 |
|
|
|
| 221 |
|
✗ |
if (args.count('m') > 0) { |
| 222 |
|
✗ |
LogCvmfs(kLogCvmfs, kLogStdout, "%s%s", |
| 223 |
|
|
(human_readable) ? "Replication Master Copy: " : "", |
| 224 |
|
|
(Exists(repository, ".cvmfs_master_replica")) ? "true" : "false"); |
| 225 |
|
|
} |
| 226 |
|
|
|
| 227 |
|
✗ |
if (args.count('v') > 0) { |
| 228 |
|
✗ |
LogCvmfs(kLogCvmfs, kLogStdout, "%s%s", |
| 229 |
|
|
(human_readable) ? "Revision: " : "", |
| 230 |
|
|
(StringifyInt(manifest->revision())).c_str()); |
| 231 |
|
|
} |
| 232 |
|
|
|
| 233 |
|
✗ |
if (args.count('g') > 0) { |
| 234 |
|
✗ |
LogCvmfs(kLogCvmfs, kLogStdout, "%s%s", |
| 235 |
|
|
(human_readable) ? "Garbage Collectable: " : "", |
| 236 |
|
|
(StringifyBool(manifest->garbage_collectable())).c_str()); |
| 237 |
|
|
} |
| 238 |
|
|
|
| 239 |
|
✗ |
if (args.count('o') > 0) { |
| 240 |
|
✗ |
LogCvmfs(kLogCvmfs, kLogStdout, "%s%s", |
| 241 |
|
|
(human_readable) ? "Maintains Reference Log: " : "", |
| 242 |
|
|
(Exists(repository, ".cvmfsreflog")) ? "true" : "false"); |
| 243 |
|
|
} |
| 244 |
|
|
|
| 245 |
|
✗ |
if (args.count('M') > 0) { |
| 246 |
|
✗ |
shash::Any meta_info(manifest->meta_info()); |
| 247 |
|
✗ |
if (meta_info.IsNull()) { |
| 248 |
|
✗ |
if (human_readable) |
| 249 |
|
✗ |
LogCvmfs(kLogCvmfs, kLogStderr, "no meta info available"); |
| 250 |
|
✗ |
return 0; |
| 251 |
|
|
} |
| 252 |
|
✗ |
const string url = repository + "/data/" + meta_info.MakePath(); |
| 253 |
|
✗ |
cvmfs::MemSink metainfo_memsink; |
| 254 |
|
|
download::JobInfo download_metainfo(&url, true, false, &meta_info, |
| 255 |
|
✗ |
&metainfo_memsink); |
| 256 |
|
✗ |
download::Failures retval = download_manager()->Fetch(&download_metainfo); |
| 257 |
|
✗ |
if (retval != download::kFailOk) { |
| 258 |
|
✗ |
if (human_readable) |
| 259 |
|
✗ |
LogCvmfs(kLogCvmfs, kLogStderr, |
| 260 |
|
|
"failed to download meta info (%d - %s)", retval, |
| 261 |
|
|
download::Code2Ascii(retval)); |
| 262 |
|
✗ |
return 1; |
| 263 |
|
|
} |
| 264 |
|
✗ |
string info(reinterpret_cast<char*>(metainfo_memsink.data()), |
| 265 |
|
✗ |
metainfo_memsink.pos()); |
| 266 |
|
✗ |
LogCvmfs(kLogCvmfs, kLogStdout | kLogNoLinebreak, "%s", info.c_str()); |
| 267 |
|
|
} |
| 268 |
|
|
|
| 269 |
|
✗ |
if (args.count('R') > 0) { |
| 270 |
|
✗ |
LogCvmfs(kLogCvmfs, kLogStdout | kLogNoLinebreak, "%s", |
| 271 |
|
|
manifest->ExportString().c_str()); |
| 272 |
|
|
} |
| 273 |
|
|
|
| 274 |
|
✗ |
return 0; |
| 275 |
|
|
} |
| 276 |
|
|
|
| 277 |
|
|
//------------------------------------------------------------------------------ |
| 278 |
|
|
|
| 279 |
|
✗ |
int CommandVersion::Main(const ArgumentList &args) { |
| 280 |
|
✗ |
LogCvmfs(kLogCvmfs, kLogStdout, "%s", CVMFS_VERSION); |
| 281 |
|
✗ |
return 0; |
| 282 |
|
|
} |
| 283 |
|
|
|
| 284 |
|
|
} // namespace swissknife |
| 285 |
|
|
|