/usr/lib/python3.9/site-packages/nftables/__pycache__
Edit: /usr/lib/python3.9/site-packages/nftables/__pycache__/nftables.cpython-39.pyc (17911B)
a
tjAN @ sD d dl Z d dlT d dlZd dlZdZG dd dZG dd dZdS ) N)*z0.1c @ s e Zd ZdZdd Zdd ZdS )SchemaValidatorz+Libnftables JSON validator using jsonschemac C s^ t jt jtd}t|d }t|| _W d n1 sB0 Y dd l }|| _ d S )Nz schema.jsonrr )
ospathjoindirname__file__openjsonloadschema
jsonschema)selfZ schema_pathZ schema_filer r 5/usr/lib/python3.9/site-packages/nftables/nftables.py__init__ s
*zSchemaValidator.__init__c C s | j j|| jd d S )N)instancer
)r validater
)r r r r r r " s zSchemaValidator.validateN)__name__
__module__ __qualname____doc__r r r r r r r s r c
@ s e Zd ZdZdddZddddddd d
Zddddddd d d d
ddd ZdZdkddZdd Z dd Z
dd Z dd Z d d Z
d d Zd!d" Zd#d$ Zd%d& Zd'd( Zd)d* Zd+d, Zd-d. Zd/d0 Zd1d2 Zd3d4 Zd5d6 Zd7d8 Zd9d: Zd;d< Z d=d> Z d?d@ Z dAdB Z dCdD Z dEdF Z!dGdH Z"dIdJ Z#dKdL Z$dMdN Z%dOdP Z&dQdR Z'dSdT Z(dUdV Z)dWdX Z*dYdZ Z+d[d\ Z,d]d^ Z-d_d` Z.dadb Z/dcdd Z0dedf Z1dgdh Z2didj Z3dS )lNftablesz*A class representing libnftables interface )zno-dnsr @ )scannerparserevalZnetlinkZmnlz proto-ctxZsegtree i i i )
reversednsservice statelesshandler echoguid
numeric_proto numeric_prionumeric_symbol numeric_timeterseNlibnftables.so.1c C s d| _ t|}|j| _t| j_tg| j_|j| _t | j_tg| j_|j
| _
t | j
_tt g| j
_|j | _ t | j _tg| j _|j | _ tt g| j _|j
| _
t| j
_tg| j
_|j| _ttg| j_|j| _t| j_tg| j_|j| _t| j_tg| j_|j| _t| j_tg| j_|j| _t| j_tg| j_|j| _t| j_ttg| j_|j| _t| j_ttg| j_|j| _t| j_ttg| j_|j| _tg| j_|j| _t| j_tg| j_|j| _ttg| j_|j| _t| j_ttg| j_|j | _ tg| j _|j | _ tg|j _| d| _ | | j | | j dS )al Instantiate a new Nftables class object.
Accepts a shared object file to open, by default standard search path
is searched for a file named 'libnftables.so'.
After loading the library using ctypes module, a new nftables context
is requested from the library and buffering of output and error streams
is turned on.
Nr ) _Nftables__ctxZcdllZ LoadLibraryZ nft_ctx_newZc_void_pZrestypeZc_intargtypesnft_ctx_input_get_flagsZc_uintnft_ctx_input_set_flagsnft_ctx_output_get_flagsnft_ctx_output_set_flagsnft_ctx_output_get_debugnft_ctx_output_set_debugZnft_ctx_buffer_outputnft_ctx_get_output_bufferZc_char_pZnft_ctx_buffer_errornft_ctx_get_error_buffernft_run_cmd_from_buffernft_run_cmd_from_filenamenft_ctx_add_include_pathnft_ctx_clear_include_pathsnft_ctx_get_dry_runZc_boolnft_ctx_set_dry_runnft_ctx_add_varnft_ctx_clear_vars nft_ctx_free)r Zsofilelibr r r r H sv
zNftables.__init__c C s | j d ur | | j d | _ d S N)r2 rD r r r r __del__ s
zNftables.__del__c C sD g }| D ]$\}}||@ r || || M }q |r@|| |S rF )itemsappend)r
flags_dictvalnamesnvr r r _flags_from_numeric s
z Nftables._flags_from_numericc C s t |ttfr|f}d}|D ]^}t |trF||}|d u rrtdn,t |trj|dk s`|dkrrtdntd||O }q |S )Nr zInvalid argumentl zNot a valid flag)
isinstancestrintget
ValueError TypeError)r rK valuesrL rO r r r _flags_to_numeric s
zNftables._flags_to_numericc C s | | j}| | j|S )zsGet currently active input flags.
Returns a set of flag names. See set_input_flags() for details.
)r4 r2 rP input_flagsr rL r r r get_input_flags s zNftables.get_input_flagsc C s* | | j|}| | j|}| | j|S )a Set input flags.
Resets all input flags to values. Accepts either a single flag or a list
of flags. Each flag might be given either as string or integer value as
shown in the following table:
Name | Value (hex)
-----------------------
"no-dns" | 0x1
"json" | 0x2
"no-dns" disables blocking address lookup.
"json" enables JSON mode for input.
Returns a set of previously active input flags, as returned by
get_input_flags() method.
)rX rY r5 r2 rP r rW rL oldr r r set_input_flags s zNftables.set_input_flagsc C s | j | }| | j|@ dkS Nr ) output_flagsr6 r2 )r nameflagr r r Z__get_output_flag s
zNftables.__get_output_flagc C sH | j | }| | j}|r$||B }n
|| @ }| | j| ||@ dkS r_ )r` r6 r2 r7 )r ra rL rb flagsZ new_flagsr r r Z__set_output_flag s
zNftables.__set_output_flagc C s
| dS )zGet the current state of reverse DNS output.
Returns a boolean indicating whether reverse DNS lookups are performed
for IP addresses in output.
r& _Nftables__get_output_flagrG r r r get_reversedns_output s z Nftables.get_reversedns_outputc C s | d|S )zEnable or disable reverse DNS output.
Accepts a boolean turning reverse DNS lookups in output on or off.
Returns the previous value.
r& _Nftables__set_output_flagrZ r r r set_reversedns_output s z Nftables.set_reversedns_outputc C s
| dS )zGet the current state of service name output.
Returns a boolean indicating whether service names are used for port
numbers in output or not.
r' rd rG r r r get_service_output s zNftables.get_service_outputc C s | d|S )zEnable or disable service name output.
Accepts a boolean turning service names for port numbers in output on
or off.
Returns the previous value.
r' rg rZ r r r set_service_output s zNftables.set_service_outputc C s
| dS )zGet the current state of stateless output.
Returns a boolean indicating whether stateless output is active or not.
r( rd rG r r r get_stateless_output s z Nftables.get_stateless_outputc C s | d|S )zEnable or disable stateless output.
Accepts a boolean turning stateless output either on or off.
Returns the previous value.
r( rg rZ r r r set_stateless_output s z Nftables.set_stateless_outputc C s
| dS )z~Get the current state of handle output.
Returns a boolean indicating whether handle output is active or not.
r) rd rG r r r get_handle_output( s zNftables.get_handle_outputc C s | d|S )zEnable or disable handle output.
Accepts a boolean turning handle output on or off.
Returns the previous value.
r) rg rZ r r r set_handle_output/ s zNftables.set_handle_outputc C s
| dS )zzGet the current state of JSON output.
Returns a boolean indicating whether JSON output is active or not.
r rd rG r r r get_json_output8 s zNftables.get_json_outputc C s | d|S )zEnable or disable JSON output.
Accepts a boolean turning JSON output either on or off.
Returns the previous value.
r rg rZ r r r set_json_output? s zNftables.set_json_outputc C s
| dS )zzGet the current state of echo output.
Returns a boolean indicating whether echo output is active or not.
r* rd rG r r r get_echo_outputH s zNftables.get_echo_outputc C s | d|S )zEnable or disable echo output.
Accepts a boolean turning echo output on or off.
Returns the previous value.
r* rg rZ r r r set_echo_outputO s zNftables.set_echo_outputc C s
| dS )zGet the current state of GID/UID output.
Returns a boolean indicating whether names for group/user IDs are used
in output or not.
r+ rd rG r r r get_guid_outputX s zNftables.get_guid_outputc C s | d|S )zEnable or disable GID/UID output.
Accepts a boolean turning names for group/user IDs on or off.
Returns the previous value.
r+ rg rZ r r r set_guid_output` s zNftables.set_guid_outputc C s
| dS )ztGet current status of numeric protocol output flag.
Returns a boolean value indicating the status.
r, rd rG r r r get_numeric_proto_outputi s z!Nftables.get_numeric_proto_outputc C s | d|S )zSet numeric protocol output flag.
Accepts a boolean turning numeric protocol output either on or off.
Returns the previous value.
r, rg rZ r r r set_numeric_proto_outputp s z!Nftables.set_numeric_proto_outputc C s
| dS )zzGet current status of numeric chain priority output flag.
Returns a boolean value indicating the status.
r- rd rG r r r get_numeric_prio_outputy s z Nftables.get_numeric_prio_outputc C s | d|S )zSet numeric chain priority output flag.
Accepts a boolean turning numeric chain priority output either on or
off.
Returns the previous value.
r- rg rZ r r r set_numeric_prio_output s z Nftables.set_numeric_prio_outputc C s
| dS )zsGet current status of numeric symbols output flag.
Returns a boolean value indicating the status.
r. rd rG r r r get_numeric_symbol_output s z"Nftables.get_numeric_symbol_outputc C s | d|S )zSet numeric symbols output flag.
Accepts a boolean turning numeric representation of symbolic constants
in output either on or off.
Returns the previous value.
r. rg rZ r r r set_numeric_symbol_output s z"Nftables.set_numeric_symbol_outputc C s
| dS )zqGet current status of numeric times output flag.
Returns a boolean value indicating the status.
r/ rd rG r r r get_numeric_time_output s z Nftables.get_numeric_time_outputc C s | d|S )zSet numeric times output flag.
Accepts a boolean turning numeric representation of time values
in output either on or off.
Returns the previous value.
r/ rg rZ r r r set_numeric_time_output s z Nftables.set_numeric_time_outputc C s
| dS )z|Get the current state of terse output.
Returns a boolean indicating whether terse output is active or not.
r0 rd rG r r r get_terse_output s zNftables.get_terse_outputc C s | d|S )zEnable or disable terse output.
Accepts a boolean turning terse output either on or off.
Returns the previous value.
r0 rg rZ r r r set_terse_output s zNftables.set_terse_outputc C s | | j}| | j|S )zmGet currently active debug flags.
Returns a set of flag names. See set_debug() for details.
)r8 r2 rP debug_flagsrZ r r r get_debug s zNftables.get_debugc C s( | | j|}| }| | j| |S )a Set debug output flags.
Accepts either a single flag or a set of flags. Each flag might be
given either as string or integer value as shown in the following
table:
Name | Value (hex)
-----------------------
scanner | 0x1
parser | 0x2
eval | 0x4
netlink | 0x8
mnl | 0x10
proto-ctx | 0x20
segtree | 0x40
Returns a set of previously active debug flags, as returned by
get_debug() method.
)rX r r r9 r2 r\ r r r set_debug s zNftables.set_debugc C sd d}t |ts d}|d}| | j|}| | j}| | j}|rZ|d}|d}|||fS )a Run a simple nftables command via libnftables.
Accepts a string containing an nftables command just like what one
would enter into an interactive nftables (nft -i) session.
Returns a tuple (rc, output, error):
rc -- return code as returned by nft_run_cmd_from_buffer() fuction
output -- a string containing output written to stdout
error -- a string containing output written to stderr
FTutf-8)rQ bytesencoder< r2 r: r; decode)r ZcmdlineZcmdline_is_unicodercoutputerrorr r r cmd s
z Nftables.cmdc C sJ | d}| t|\}}}|s.| | t|r@t|}|||fS )ai Run an nftables command in JSON syntax via libnftables.
Accepts a hash object as input.
Returns a tuple (rc, output, error):
rc -- return code as returned by nft_run_cmd_from_buffer() function
output -- a hash object containing library standard output
error -- a string containing output written to stderr
T)rq r r dumpslenloads)r json_rootZ json_out_oldr r r r r r json_cmd s
zNftables.json_cmdc C s | j st | _ | j | dS )zValidate JSON object against libnftables schema.
Accepts a hash object as input.
Returns True if JSON is valid, raises an exception otherwise.
T) validatorr r )r r r r r
json_validate s zNftables.json_validatec C sl d}t |ts$d}t|}|d}| | j|}| | j}| | j}|rb|d}|d}|||fS )aV Run a nftables command set from a file
filename can be a str or a Path
Returns a tuple (rc, output, error):
rc -- return code as returned by nft_run_cmd_from_filename() function
output -- a string containing output written to stdout
error -- a string containing output written to stderr
FTr ) rQ r rR r r= r2 r: r; r )r filenameZfilename_is_unicoder r r r r r
cmd_from_file s
zNftables.cmd_from_filec C s2 t |ts t|}|d}| | j|}|dkS )zAdd a path to the include file list
The default list includes the built-in default one
Returns True on success, False if memory allocation fails
r r )rQ r rR r r> r2 )r r r r r r add_include_path+ s
zNftables.add_include_pathc C s | | j dS )zSClear include path list
Will also remove the built-in default one
N)r? r2 rG r r r clear_include_paths7 s z Nftables.clear_include_pathsc C s | | jS )zHGet dry run state
Returns True if set, False otherwise
)r@ r2 rG r r r get_dry_run> s zNftables.get_dry_runc C s | }| | j| |S )zG Set dry run state
Returns the previous dry run state
)r rA r2 )r Zonoffr] r r r set_dry_runE s zNftables.set_dry_runc C s* t |ts|d}| | j|}|dkS )z\Add a variable to the variable list
Returns True if added, False otherwise
r r )rQ r r rB r2 )r varr r r r add_varO s
zNftables.add_varc C s | | j dS )z Clear variable list
N)rC r2 rG r r r
clear_varsY s zNftables.clear_vars)r1 )4r r r r rY r r` r r rH rP rX r[ r^ re rh rf ri rj rk rl rm rn ro rp rq rr rs rt ru rv rw rx ry rz r{ r| r} r~ r r r r r r r r r r r r r r r r r r % s
_
r )r Zctypessysr ZNFTABLES_VERSIONr r r r r r
s