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usdt.cpython-312.pyc
f#$ d dl mZ d dlZd dlZddlmZmZmZm Z m Z m Z G d de Z G d de Z G d d e Z G d d e Z G d de Zy) )print_functionN )lib_USDT_CB_USDT_PROBE_CBbcc_usdt_locationbcc_usdt_argumentBCC_USDT_ARGUMENT_FLAGSc e Zd Zy) USDTExceptionN)__name__ __module__ __qualname__ */usr/lib/python3/dist-packages/bcc/usdt.pyr r s r r c $ e Zd Zd Zd Zd Zd Zy)USDTProbeArgumentc |j dk | _ t |j | _ |j | _ | j t j z dk7 r|j | _ | j t j z dk7 r|j | _ | j t j z dk7 r|j | _ | j t j z dk7 r|j | _ | j t j z dk7 r|j | _ | j t j z dk7 r|j | _ y y )Nr )sizesignedabsvalidr CONSTANTconstant DEREF_OFFSET deref_offset DEREF_IDENT deref_identBASE_REGISTER_NAMEbase_register_nameINDEX_REGISTER_NAMEindex_register_nameSCALEscale)selfarguments r __init__zUSDTProbeArgument.__init__ s mma' & ^^ ::/88 8A = $ - -DM ::/<< < A ( 5 5D ::/;; ;q @ ' 3 3D ::/BB Ba G&.&A&AD # ::/CC Cq H'/'C'CD $ ::/55 5 :! DJ ;r c F d| j | j rdfz S dfz S )Nz %d %s byteszsigned unsigned)r r r& s r _size_prefixz USDTProbeArgument._size_prefix+ s5 $++JFG G;EFG Gr c T | j t j z dk7 rd| j z S | j t j z dk( r d| j j z S | j t j z dk7 r| j t j z dk( r| j t j z dk7 rPd| j j z }| j t j z dk7 r|d| j z z }nd}| j dk\ rdnd}d | j j |t | j |fz S | j t j z dk7 r| j t j z dk7 ru| j t j z dk7 rU| j d k( rF| j dk\ rdnd}d | j j |t | j fz S d | j z S ) Nr z%dz%sz + %sz * %d +-z *(%s %s %d%s)ipz *(&%s %s %d)z&unrecognized argument format, flags %d)r r r r r r! decoder r" r# r$ r% r r r r )r& index_offsetsigns r _formatzUSDTProbeArgument._format/ s ::/88 8A =$--' ' ::/<< < A$1188:: : ::/<< < A ::/;; ;q @zz 3 G GG1L &)A)A)H)H)J J :: 7 = ==B Gdjj$88L ! ++q03cD"d&=&=&D&D&F&*C0A0A,BL&R R R ::/<< < A ::/;; ;q @ ::/BB Ba G " "d * ++q03cD!T%5%5%<%<%>%)3t/@/@+A%C C C 8$**DDr c H | j d| j S )Nz @ )r, r5 r+ s r __str__zUSDTProbeArgument.__str__M s - - / @@r N)r r r r( r, r5 r7 r r r r r s ("G E<Ar r c e Zd Zd Zd Zd Zy)USDTProbeLocationc || _ || _ |j | _ |j | _ |j | _ y N)probeindex num_argumentsaddressbin_path)r& r< r= locations r r( zUSDTProbeLocation.__init__Q s8 " 0 0 '' )) r c T d| j j | j fz S )Nz%s 0x%x)r@ r2 r? r+ s r r7 zUSDTProbeLocation.__str__X s# DMM 0 0 2DLLAAAr c P t }t j | j j | j j | j j | j |t j | }|dk7 rt d|| j fz t | S )Nr z.error retrieving probe argument %d location %d) r r bcc_usdt_get_argumentr< contextprovidernamer= ctbyrefr r )r& r= argress r get_argumentz USDTProbeLocation.get_argument[ s !'' (:(:DJJ<O<O(, (, E288C=J !8 DDJJ'() ) !%%r N)r r r r( r7 rL r r r r9 r9 P s *B &r r9 c $ e Zd Zd Zd Zd Zd Zy) USDTProbec || _ |j | _ |j | _ |j | _ |j | _ |j | _ |j | _ y r; )rE rF rG r@ semaphore num_locationsr> )r& rE r< s r r( zUSDTProbe.__init__g sQ JJ " 0 0 " 0 0r c d| j j | j j | j fz S )Nz%s:%s [sema 0x%x])rF r2 rG rP r+ s r r7 zUSDTProbe.__str__p s9 " $$& (8(8(:DNNKL Lr c p | j j d| j j S )N:)rF r2 rG r+ s r short_namezUSDTProbe.short_namet s' --..0$))2B2B2DEEr c t }t j | j | j | j |t j | }|dk7 rt d|z t | || S )Nr z"error retrieving probe location %d) r r bcc_usdt_get_locationrE rF rG rH rI r r9 )r& r= locrK s r get_locationzUSDTProbe.get_locationw s` !'' dmmTYY(-rxx}> !8 Du LM M uc22r N)r r r r( r7 rU rY r r r rN rN f s 1LF3r rN c J e Zd Zd dZd Zd Zd Zd Zd Zd Z d Z d Z d Z y) USDTNc |r|dk7 r|| _ |r+t j ||j d | _ n.t j |t j d | _ | j d k( rt d|z y |rN|| _ t j |j d | _ | j d k( rt d|z y t d )Nasciir z USDT failed to instrument PID %dz!USDT failed to instrument path %sz/either a pid or a binary path must be specified) pidr bcc_usdt_new_frompidencoderE rH c_char_pr pathbcc_usdt_new_frompath)r& r_ rc s r r( z USDT.__init__ s 3"9DH " 7 7T[[=Q R " 7 7R[[^ L ||t##$F$LMM $ DI 44T[[5IJDL||t##$G$$NOO $ EG Gr c B t j | j y r; )r bcc_usdt_closerE r+ s r __del__z USDT.__del__ s 4<<(r c |j dd }t | dk( r@t j | j |j d |j d }nT|\ }}t j | j |j d |j d |j d }|dk7 rt d|z y )NrT r r^ r a. Failed to enable USDT probe '%s': the specified pid might not contain the given language's runtime, or the runtime was not built with the required USDT probes. Look for a configure flag similar to --with-dtrace or --enable-dtrace. To check which probes are present in the process, use the tplist tool. )splitlenr bcc_usdt_enable_proberE ra %bcc_usdt_enable_fully_specified_prober )r& r< fn_name probe_partsret provider_name probe_names r enable_probezUSDT.enable_probe s kk#q) { q ++ ell7 3W^^G5LNC +6 ']J;; m 2 27 ;Z=N=Nw=Ww')C !8 r c | j || y # t $ r:}t |t j t j d Y d }~y d }~ww xY w)N)filer )rr r printsysstderrexit)r& r< rm es r enable_probe_or_bailzUSDT.enable_probe_or_bail sB eW - !#** % HHQKK s A0AAc | j S r; )rE r+ s r get_contextzUSDT.get_context s ||r c t j dz }t j | j |d< t j |d j S )Nr r )rH c_void_prE r bcc_usdt_genargsr2 )r& ctx_arrays r get_textz USDT.get_text sD [[1_' {{4<<0 ! ##Iq188::r c d |j dd }t | dk( r>t j | j |j d | j S |\ }}t j | j |j d |j d | j S )NrT r r^ )ri rj r bcc_usdt_get_probe_argctyperE ra r2 +bcc_usdt_get_fully_specified_probe_argctype)r& rq arg_indexrn rp r< s r get_probe_arg_ctypezUSDT.get_probe_arg_ctype s &&sA. { q 22 j / / 8)EEKVX N &1 "]EBB m 2 27 ;U\\'=RT]__e_e_g hr c l g fd}t j j t | S )Nc d j t j | j y r; )appendrN rE contents)r< probesr& s r _add_probez)USDT.enumerate_probes.<locals>._add_probe s MM)DLL%..A Br )r bcc_usdt_foreachrE r r& r r s ` @r enumerate_probeszUSDT.enumerate_probes s. C T\\8J+?@ r c n | j }|D ] \ }}}}|rd}|j |||| " y )Nr] )rG rm addrr_ )enumerate_active_probes attach_uprobe)r& bpfattach_usdt_ignore_pidr binpathrm r r_ s r attach_uprobeszUSDT.attach_uprobes sG --/-3 )WgtS% 7G#'S 2 .4r c h g fd}t j | j t | S )Nc 0 j | |||f y r; )r )r rm r r_ r s r r z0USDT.enumerate_active_probes.<locals>._add_probe s MM7GT37 8r )r bcc_usdt_foreach_uproberE r r s @r r z USDT.enumerate_active_probes s- 9 ##DLL.2LM r )NN) r r r r( rg rr rz r| r r r r r r r r r[ r[ s6 G$) ( ; h2r r[ ) __future__r ctypesrH rv libbccr r r r r r Exceptionr objectr r9 rN r[ r r r <module>r s[ & , , I 5A 5An& &,3 32[6 [r