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37 lines
1.3 KiB
C++
37 lines
1.3 KiB
C++
#pragma once
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#include <Parsers/IParser.h>
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namespace DB
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{
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/// Parses a user name. It can be a simple string or identifier or something like `name@host`.
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/// In the last case `host` specifies the hosts user is allowed to connect from.
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/// The `host` can be an ip address, ip subnet, or a host name.
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/// The % and _ wildcard characters are permitted in `host`.
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/// These have the same meaning as for pattern-matching operations performed with the LIKE operator.
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bool parseUserName(IParser::Pos & pos, Expected & expected, String & user_name);
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/// Parses a comma-separated list of user names.
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bool parseUserNames(IParser::Pos & pos, Expected & expected, Strings & user_names);
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/// Parses either the 'CURRENT_USER' keyword (or some of its aliases).
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bool parseCurrentUserTag(IParser::Pos & pos, Expected & expected);
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/// Parses a role name. It follows the same rules as a user name, but allowed hosts are never checked
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/// (because roles are not used to connect to server).
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inline bool parseRoleName(IParser::Pos & pos, Expected & expected, String & role_name)
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{
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return parseUserName(pos, expected, role_name);
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}
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/// Parses a comma-separated list of role names.
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inline bool parseRoleNames(IParser::Pos & pos, Expected & expected, Strings & role_names)
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{
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return parseUserNames(pos, expected, role_names);
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}
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}
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