chmod

Changes permission mode for owner, group, and others.

Changes permission mode for owner, group, and others.

Synopsis

chmod [-R] [-v] permission_mode filepath [filepath ...]
Table 1. Legend
Syntax conventions Description
UPPERCASE Literal keyword.
Lowercase Not literal.
Italics Variable value. Replace with a valid option or user-defined value.
[ ] Optional. Square brackets ( [ ] ) surround optional command arguments. Do not type the square brackets.
( ) Group. Parentheses ( ( ) ) identify a group to choose from. Do not type the parentheses.
| Or. A vertical bar ( | ) separates alternative elements. Type any one of the elements. Do not type the vertical bar.
... Repeatable. An ellipsis ( ... ) indicates that you can repeat the syntax element as often as required.
'Literal string' Single quotation ( ' ) marks must surround literal strings in CQL statements. Use single quotation marks to preserve upper case.
{ key:value } Map collection. Braces ( { } ) enclose map collections or key value pairs. A colon separates the key and the value.
<datatype1,datatype2> Set, list, map, or tuple. Angle brackets ( < > ) enclose data types in a set, list, map, or tuple. Separate the data types with a comma.
cql_statement;End CQL statement. A semicolon ( ; ) terminates all CQL statements.
[ -- ] Separate the command line options from the command arguments with two hyphens ( -- ). This syntax is useful when arguments might be mistaken for command line options.
' <schema> ... </schema> ' Search CQL only: Single quotation marks ( ' ) surround an entire XML schema declaration.
@xml_entity='xml_entity_type' Search CQL only: Identify the entity and literal value to overwrite the XML element in the schema and solrconfig files.

Definition

The short form and long form parameters are comma-separated.

Command arguments

filepath
Explicit or relative filepath.
  • Wildcard characters are supported.
  • Explicit file system prefixes dsefs: and file: are supported.
  • .. is the parent directory.
permission_mode
Octal representation of permission mode for owner, group, and others:
  • 0 – no permission
  • 1 – execute
  • 2 – write
  • 3 – write and execute
  • 4 – read
  • 5 – read and execute
  • 6 – read and write
  • 7 – read, write, and execute
-R, --recursive
Removes directories and their contents recursively.
-v, --verbose
Turns on verbose output.

Examples

Change permission to make file readable, writable and executable by all users

dsefs dsefs://127.0.0.1:5598/ > chmod 777 file:/home/myFile

Change permission to make file readable, writable and executable by owner and only executable by group and others

dsefs dsefs://127.0.0.1:5598/ > chmod 711 file:/home/myFile