Java Code Examples for org.apache.hadoop.fs.XAttr#getNameSpace()
The following examples show how to use
org.apache.hadoop.fs.XAttr#getNameSpace() .
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Example 1
Source File: XAttrPermissionFilter.java From hadoop with Apache License 2.0 | 6 votes |
static void checkPermissionForApi(FSPermissionChecker pc, XAttr xAttr, boolean isRawPath) throws AccessControlException { final boolean isSuperUser = pc.isSuperUser(); if (xAttr.getNameSpace() == XAttr.NameSpace.USER || (xAttr.getNameSpace() == XAttr.NameSpace.TRUSTED && isSuperUser)) { return; } if (xAttr.getNameSpace() == XAttr.NameSpace.RAW && isRawPath && isSuperUser) { return; } if (XAttrHelper.getPrefixName(xAttr). equals(SECURITY_XATTR_UNREADABLE_BY_SUPERUSER)) { if (xAttr.getValue() != null) { throw new AccessControlException("Attempt to set a value for '" + SECURITY_XATTR_UNREADABLE_BY_SUPERUSER + "'. Values are not allowed for this xattr."); } return; } throw new AccessControlException("User doesn't have permission for xattr: " + XAttrHelper.getPrefixName(xAttr)); }
Example 2
Source File: FSDirXAttrOp.java From hadoop with Apache License 2.0 | 6 votes |
private static void checkXAttrChangeAccess( FSDirectory fsd, INodesInPath iip, XAttr xAttr, FSPermissionChecker pc) throws AccessControlException { if (fsd.isPermissionEnabled() && xAttr.getNameSpace() == XAttr.NameSpace .USER) { final INode inode = iip.getLastINode(); if (inode != null && inode.isDirectory() && inode.getFsPermission().getStickyBit()) { if (!pc.isSuperUser()) { fsd.checkOwner(pc, iip); } } else { fsd.checkPathAccess(pc, iip, FsAction.WRITE); } } }
Example 3
Source File: XAttrPermissionFilter.java From big-c with Apache License 2.0 | 6 votes |
static void checkPermissionForApi(FSPermissionChecker pc, XAttr xAttr, boolean isRawPath) throws AccessControlException { final boolean isSuperUser = pc.isSuperUser(); if (xAttr.getNameSpace() == XAttr.NameSpace.USER || (xAttr.getNameSpace() == XAttr.NameSpace.TRUSTED && isSuperUser)) { return; } if (xAttr.getNameSpace() == XAttr.NameSpace.RAW && isRawPath && isSuperUser) { return; } if (XAttrHelper.getPrefixName(xAttr). equals(SECURITY_XATTR_UNREADABLE_BY_SUPERUSER)) { if (xAttr.getValue() != null) { throw new AccessControlException("Attempt to set a value for '" + SECURITY_XATTR_UNREADABLE_BY_SUPERUSER + "'. Values are not allowed for this xattr."); } return; } throw new AccessControlException("User doesn't have permission for xattr: " + XAttrHelper.getPrefixName(xAttr)); }
Example 4
Source File: FSDirXAttrOp.java From big-c with Apache License 2.0 | 6 votes |
private static void checkXAttrChangeAccess( FSDirectory fsd, INodesInPath iip, XAttr xAttr, FSPermissionChecker pc) throws AccessControlException { if (fsd.isPermissionEnabled() && xAttr.getNameSpace() == XAttr.NameSpace .USER) { final INode inode = iip.getLastINode(); if (inode != null && inode.isDirectory() && inode.getFsPermission().getStickyBit()) { if (!pc.isSuperUser()) { fsd.checkOwner(pc, iip); } } else { fsd.checkPathAccess(pc, iip, FsAction.WRITE); } } }
Example 5
Source File: FSImageLoader.java From hadoop with Apache License 2.0 | 5 votes |
/** * Return the JSON formatted XAttrs of the specified file. * * @param path * a path specifies a file * @return JSON formatted XAttrs * @throws IOException * if failed to serialize fileStatus to JSON. */ String getXAttrs(String path, List<String> names, String encoder) throws IOException { List<XAttr> xAttrs = getXAttrList(path); List<XAttr> filtered; if (names == null || names.size() == 0) { filtered = xAttrs; } else { filtered = Lists.newArrayListWithCapacity(names.size()); for (String name : names) { XAttr search = XAttrHelper.buildXAttr(name); boolean found = false; for (XAttr aXAttr : xAttrs) { if (aXAttr.getNameSpace() == search.getNameSpace() && aXAttr.getName().equals(search.getName())) { filtered.add(aXAttr); found = true; break; } } if (!found) { throw new IOException( "At least one of the attributes provided was not found."); } } } return JsonUtil.toJsonString(filtered, new XAttrEncodingParam(encoder).getEncoding()); }
Example 6
Source File: FSDirXAttrOp.java From hadoop with Apache License 2.0 | 4 votes |
static List<XAttr> getXAttrs(FSDirectory fsd, final String srcArg, List<XAttr> xAttrs) throws IOException { String src = srcArg; checkXAttrsConfigFlag(fsd); FSPermissionChecker pc = fsd.getPermissionChecker(); final boolean isRawPath = FSDirectory.isReservedRawName(src); boolean getAll = xAttrs == null || xAttrs.isEmpty(); if (!getAll) { XAttrPermissionFilter.checkPermissionForApi(pc, xAttrs, isRawPath); } byte[][] pathComponents = FSDirectory.getPathComponentsForReservedPath(src); src = fsd.resolvePath(pc, src, pathComponents); final INodesInPath iip = fsd.getINodesInPath(src, true); if (fsd.isPermissionEnabled()) { fsd.checkPathAccess(pc, iip, FsAction.READ); } List<XAttr> all = FSDirXAttrOp.getXAttrs(fsd, src); List<XAttr> filteredAll = XAttrPermissionFilter. filterXAttrsForApi(pc, all, isRawPath); if (getAll) { return filteredAll; } if (filteredAll == null || filteredAll.isEmpty()) { return null; } List<XAttr> toGet = Lists.newArrayListWithCapacity(xAttrs.size()); for (XAttr xAttr : xAttrs) { boolean foundIt = false; for (XAttr a : filteredAll) { if (xAttr.getNameSpace() == a.getNameSpace() && xAttr.getName().equals( a.getName())) { toGet.add(a); foundIt = true; break; } } if (!foundIt) { throw new IOException( "At least one of the attributes provided was not found."); } } return toGet; }
Example 7
Source File: FSDirXAttrOp.java From hadoop with Apache License 2.0 | 4 votes |
private static boolean isUserVisible(XAttr xAttr) { XAttr.NameSpace ns = xAttr.getNameSpace(); return ns == XAttr.NameSpace.USER || ns == XAttr.NameSpace.TRUSTED; }
Example 8
Source File: BlockStoragePolicySuite.java From hadoop with Apache License 2.0 | 4 votes |
public static boolean isStoragePolicyXAttr(XAttr xattr) { return xattr != null && xattr.getNameSpace() == XAttrNS && xattr.getName().equals(STORAGE_POLICY_XATTR_NAME); }
Example 9
Source File: FSDirXAttrOp.java From big-c with Apache License 2.0 | 4 votes |
static List<XAttr> getXAttrs(FSDirectory fsd, final String srcArg, List<XAttr> xAttrs) throws IOException { String src = srcArg; checkXAttrsConfigFlag(fsd); FSPermissionChecker pc = fsd.getPermissionChecker(); final boolean isRawPath = FSDirectory.isReservedRawName(src); boolean getAll = xAttrs == null || xAttrs.isEmpty(); if (!getAll) { XAttrPermissionFilter.checkPermissionForApi(pc, xAttrs, isRawPath); } byte[][] pathComponents = FSDirectory.getPathComponentsForReservedPath(src); src = fsd.resolvePath(pc, src, pathComponents); final INodesInPath iip = fsd.getINodesInPath(src, true); if (fsd.isPermissionEnabled()) { fsd.checkPathAccess(pc, iip, FsAction.READ); } List<XAttr> all = FSDirXAttrOp.getXAttrs(fsd, src); List<XAttr> filteredAll = XAttrPermissionFilter. filterXAttrsForApi(pc, all, isRawPath); if (getAll) { return filteredAll; } if (filteredAll == null || filteredAll.isEmpty()) { return null; } List<XAttr> toGet = Lists.newArrayListWithCapacity(xAttrs.size()); for (XAttr xAttr : xAttrs) { boolean foundIt = false; for (XAttr a : filteredAll) { if (xAttr.getNameSpace() == a.getNameSpace() && xAttr.getName().equals( a.getName())) { toGet.add(a); foundIt = true; break; } } if (!foundIt) { throw new IOException( "At least one of the attributes provided was not found."); } } return toGet; }
Example 10
Source File: FSDirXAttrOp.java From big-c with Apache License 2.0 | 4 votes |
private static boolean isUserVisible(XAttr xAttr) { XAttr.NameSpace ns = xAttr.getNameSpace(); return ns == XAttr.NameSpace.USER || ns == XAttr.NameSpace.TRUSTED; }
Example 11
Source File: BlockStoragePolicySuite.java From big-c with Apache License 2.0 | 4 votes |
public static boolean isStoragePolicyXAttr(XAttr xattr) { return xattr != null && xattr.getNameSpace() == XAttrNS && xattr.getName().equals(STORAGE_POLICY_XATTR_NAME); }