߲j' dZddlZddlZddlZddlZddlmZmZmZm Z m Z ddl m Z ddlmZddlmZddlmZddlmZehd Zd efd Zd e eeffd Zd ededeeefd e efdZd ededeeefd efdZdeeefded eeeffdZdeeefdeeefd eeeffdZ dededeede!d eeeff dZ"dedeede!d eeeffdZ#y)u Lightpanda engine status and the automatic Chrome fallback for browser commands that Lightpanda cannot serve (screenshots, empty snapshots, failed commands). Facade-owned state is read through ``_bt`` (``tools.browser_tool``, resolved per call) — no import cycle. N)AnyDictListOptionalTuple) origin_module)browser_tool_cdp)browser_tool_cloud)browser_tool_install)browser_tool_session> backevalfillopenclickpresserrorsscrollconsolesnapshot screenshotreturnc0tjdk(S)zFReturn True when local browser commands are configured for Lightpanda. lightpanda)_cloud_get_browser_engineK/home/ubuntu/.hermes/hermes-agent/tools/browser_tool_lightpanda_fallback.py_using_lightpanda_enginer s  % % '< 77rct}tsytjry|j ryt j ry t j}| |j}dd|dfS|jsy d d l m}m}||ry y#t$rd}YNwxYw#t$rt|j}YcwxYw#t$r&}|j j#d |Yd}~yd}~wwxYw)apWhether ``browser.engine: lightpanda`` is actually in effect, and why. ``(False, "")`` when the engine isn't lightpanda; else the reason names the setting shadowing it or the driver running it. Mirrors ``_should_inject_engine`` / ``_resolve_backend_cdp`` precedence with config-only gates (no network I/O) for ``/browser status`` / ``hermes doctor``. )F)Fz>a CDP override is active (/browser connect or browser.cdp_url))Fz-Camofox is the selected browser (CAMOFOX_URL))FzJbrowser.use_real_profile is on (Lightpanda cannot load a Chromium profile)NFzcloud provider zH is selected (browser.cloud_provider, or auto-detected from credentials))Tz9built-in browser tools: agent-browser --engine lightpandar)_read_browser_cfg"is_legacy_browser_use_cloud_config)Fz3Browser Use cloud (BROWSER_USE_API_KEY) is selectedz)legacy Browser Use cloud check failed: %s)Tz>Browser Use mode: Hermes spawns `lightpanda serve` per session)_originr _cdp_get_cdp_override_raw_is_camofox_moder_use_real_profile_get_cloud_provider Exception display_nametype__name___is_browser_use_cli_modetools.browser_use_clir#r$loggerdebug)_btprovidernamer#r$es rlightpanda_engine_statusr7s )C # % !!#V E!b--/ +((Dv-uvvv  ' ' )PI_ -.?.A BO C R!   +>**D + I DaHH QIs<B') B8C' B54B58CC D %DD enginecommandresultc(|dk7s|tvry|jds3d|dt|jdxsdjdS|jd i}|d k(r1t |jd d xsd jd kry |dk(rd|jdd rR t j j|d}|dkr*tjjd|d|dSy#t$rYywxYw)zdUser-visible reason a Lightpanda result needs the Chrome fallback (copied into the result), or None.rNsuccessz Lightpanda z failed (errorzcommand failedz); retried with Chrome.datarr"zELightpanda returned an empty/too-short snapshot; retried with Chrome.rpathzGLightpanda screenshot file was missing/unreadable; retried with Chrome.iPzRLightpanda screenshot is suspiciously small (%d bytes), triggering Chrome fallbackz.Lightpanda screenshot was suspiciously small (z bytes); retried with Chrome.) _FALLBACK_ELIGIBLEgetstrstriplenosr@getsizeOSErrorr%r1r2)r8r9r:r>sizes r_lightpanda_fallback_reasonrJDs 0B!B ::i WKyVZZ5H5\L\1]1c1c1e0ff}~~ ::fb !D*dhhz2&>&D"%K%K%M!NQS!SV,488FB#7 ]77??4<0D %< I   " "$@AE GCD6Ijj j   ]\ ]s3"D DDc t|||duS)zICheck if a Lightpanda result should trigger an automatic Chrome fallback.N)rJ)r8r9r:s r_needs_lightpanda_fallbackrLZs &vw ?t KKrreasoncd|}|ddd|dd}i||}|jd}t|trUt|x|d<}|jD]2\}}|j |t|tr t|n|4|S)zGAdd a user-visible Chrome fallback warning to a browser command result.uB⚠ Lightpanda fallback: Chrome was used for this browser action. chromer)fromtorM)fallback_warningbrowser_enginebrowser_engine_fallbackr>)rB isinstancedictitems setdefault)r:rMwarningfields annotatedr>keyvalues r_annotate_lightpanda_fallbackr^_sRV\U]^G")X2>hZ`)acF$6$V$I == D$#':- &D ,,. TJC OOC 5$0GeU S T rtargetc|jdr0|d|d<|jd|d<|jd|d<|S)zLCopy browser fallback metadata from an internal result into a tool response.rRrSrT)rB)r_r:s r_copy_fallback_warningramsO zz$%%+,>%?!"#)::.>#? ,2JJ7P,Q() Mrtask_idargstimeoutcb t ddl}tj|ddgdd}|j dr9t |j d ij dd j nd}|s jjd d d dSd|jjdd} tj}tjstjrd} nd} d | dStj |ddd|dgztj"|tj$tj&dt dt(t dt*t t,ff fd } | d|g} | j dsc jjd| j dd d| j dd | dgt1j2d !S| || | dgt1j2d !S#t$r} d t | dcYd} ~ Sd} ~ wwxYw#t.$rYqwxYw#t.$rYVwxYw# | dgn#t.$rYnwxYwt1j2d !wxYw)"aRun a browser command in a temporary Chrome session at the current URL. agent-browser locks the engine when a named daemon starts, so ``--engine chrome`` on the Lightpanda session is ignored: fresh temp Chrome session -> same URL -> ``command`` -> tear down. rNrBurl r)rd_engine_overrider<r>r"z@Chrome fallback: could not determine current URL from LP sessionFz7Chrome fallback failed: could not determine current URLr<r=h_cfb_uChrome fallback requires Chromium, but it is missing. 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JJ.JJ.ct|d||S)z3Take a screenshot using a temporary Chrome session.r)r)rbrcrds r_chrome_fallback_screenshotrs 'tW MMr)$__doc__r|rFrrxtypingrrrrrtools.browser_tool_originrr%toolsr r&r rr rr rt frozensetrAboolr rCr7rJrLr^raintrrrrrrs  33>*.22 XY8$8 $R%c "2$RNc4S>V^_bVc,LsLSL$sCx.LUYL $sCx. # $sTWx. 4S>4S>dSVX[S[nH;#H;H;49H;WZH;_cdgildl_mH;VNNDINNPTUXZ]U]P^Nr