From 7430ddbcdec76091220de474060b968f0ef1bb70 Mon Sep 17 00:00:00 2001 From: Bryan Newbold Date: Thu, 30 Sep 2021 15:08:47 -0700 Subject: rename some python files for clarity --- python/sandcrawler/ingest_file.py | 833 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 833 insertions(+) create mode 100644 python/sandcrawler/ingest_file.py (limited to 'python/sandcrawler/ingest_file.py') diff --git a/python/sandcrawler/ingest_file.py b/python/sandcrawler/ingest_file.py new file mode 100644 index 0000000..b852c69 --- /dev/null +++ b/python/sandcrawler/ingest_file.py @@ -0,0 +1,833 @@ + +import sys +import json +import gzip +import time +import base64 +import xml.etree.ElementTree +from collections import namedtuple +from typing import Optional, Tuple, Any, Dict, List +from http.server import BaseHTTPRequestHandler, HTTPServer + +import requests +from selectolax.parser import HTMLParser + +from sandcrawler.ia import SavePageNowClient, CdxApiClient, WaybackClient, WaybackError, WaybackContentError, SavePageNowError, CdxApiError, PetaboxError, cdx_to_dict, ResourceResult, fix_transfer_encoding, NoCaptureError +from sandcrawler.grobid import GrobidClient +from sandcrawler.pdfextract import process_pdf, PdfExtractResult +from sandcrawler.misc import gen_file_metadata, clean_url, parse_cdx_datetime +from sandcrawler.html import extract_fulltext_url +from sandcrawler.html_ingest import fetch_html_resources, \ + quick_fetch_html_resources, html_guess_scope, html_extract_body_teixml, \ + WebResource, html_guess_platform +from sandcrawler.html_metadata import BiblioMetadata, html_extract_resources, html_extract_biblio, load_adblock_rules +from sandcrawler.workers import SandcrawlerWorker +from sandcrawler.db import SandcrawlerPostgrestClient +from sandcrawler.xml import xml_reserialize + + +MAX_BODY_SIZE_BYTES = 128*1024*1024 + +class IngestFileWorker(SandcrawlerWorker): + """ + High level flow is to look in history first, then go to live web if + resource not found. Following redirects is treated as "fetching a + resource". Current version fetches a single resource; if it isn't a hit + but is an HTML 200, treats it as a landing page, tries to extract + fulltext link, then fetches that resource. + + process(request, key=None) -> response + Does all the things! + + Check existing processing (short circuit): + + check_existing_ingest(base_url) -> ingest_file_result or none + process_existing(result) -> response + try fetching all the rows we want. if any don't exist, fetch the resource itself and call process_hit() + + Fetch resource: + + find_resource(url) -> ResourceResult + + Process resource: + + process_hit(ResourceResult) -> response + process_grobid(ResourceResult) + """ + + def __init__(self, sink=None, **kwargs): + super().__init__() + + self.sink = sink + self.wayback_client = kwargs.get('wayback_client') + if not self.wayback_client: + self.wayback_client = WaybackClient() + self.spn_client = kwargs.get('spn_client') + if not self.spn_client: + self.spn_client = SavePageNowClient(spn_cdx_retry_sec=kwargs.get('spn_cdx_retry_sec', 9.0)) + self.grobid_client = kwargs.get('grobid_client') + if not self.grobid_client: + self.grobid_client = GrobidClient() + self.pgrest_client = kwargs.get('pgrest_client') + if not self.pgrest_client: + self.pgrest_client = SandcrawlerPostgrestClient() + self.grobid_sink = kwargs.get('grobid_sink') + self.thumbnail_sink = kwargs.get('thumbnail_sink') + self.pdftext_sink = kwargs.get('pdftext_sink') + self.xmldoc_sink = kwargs.get('xmldoc_sink') + self.htmlteixml_sink = kwargs.get('htmlteixml_sink') + self.max_hops = 6 + + self.try_existing_ingest = kwargs.get('try_existing_ingest', False) + self.try_existing_grobid = kwargs.get('try_existing_grobid', True) + self.try_existing_pdfextract = kwargs.get('try_existing_pdfextract', True) + self.try_wayback = kwargs.get('try_wayback', True) + self.try_spn2 = kwargs.get('try_spn2', True) + self.html_quick_mode = kwargs.get('html_quick_mode', False) + self.adblock_rules = load_adblock_rules() + self.max_html_resources = 200 + + self.base_url_blocklist = [ + # robot blocking + "://hkvalidate.perfdrive.com/", + + # temporary, until we implement specific fetch and 'petabox' output + "://archive.org/", + "://www.archive.org/", + "://web.archive.org/web/", + + # out of scope + "://openlibrary.org/", + "://www.openlibrary.org/", + "://fatcat.wiki/", + "://orcid.org/", + "://doaj.org/", + + # Domain squats + "://bartandjones.com", + "://ijretm.com", + "://ijrcemas.com", + "://jist.net.in", + "://croisements-revue.org", + + # all stubs/previews, not full papers + "://page-one.live.cf.public.springer.com", + + # large datasets-only (no PDF expected) + "plutof.ut.ee/", + "www.gbif.org/", + "doi.pangaea.de/", + "www.plate-archive.org/", + "://doi.org/10.25642/ipk/gbis/", + "://apex.ipk-gatersleben.de/", + "fao.org/glis/", + + # Historical non-paper content: + "dhz.uni-passau.de/", # newspapers + "digital.ucd.ie/", # ireland national historical + + # DOI prefixes + "doi.org/10.2307/", # JSTOR; slow and many redirects + "doi.org/10.18730/", # fao.org: database entry + "doi.org/10.15468/", # gbif.org: database entry + + # deprecated domain (doesn't redirect correctly) + "://edoc.mpg.de/", + ] + + self.wall_blocklist = [ + # loginwall + "://profile.thieme.de/HTML/sso/ejournals/login.htm", + "://login.bepress.com/", + "?SAMLRequest=", + "://osapublishing.org/captcha/", + "/password-login", + "://gateway.isiknowledge.com/", + "/login?TARGET=", + ] + + self.cookie_blocklist = [ + "/cookieAbsent", + "cookieSet=1", + "error=cookies_not_supported", + ] + + # these are special-case web domains for which we want SPN2 to not run + # a headless browser (brozzler), but instead simply run wget. + # the motivation could be to work around browser issues, or in the + # future possibly to increase download efficiency (wget/fetch being + # faster than browser fetch) + self.spn2_simple_get_domains = [ + # direct PDF links + "://arxiv.org/pdf/", + "://europepmc.org/backend/ptpmcrender.fcgi", + "://pdfs.semanticscholar.org/", + "://res.mdpi.com/", + + # platform sites + "://zenodo.org/", + "://figshare.org/", + "://springernature.figshare.com/", + + # popular simple cloud storage or direct links + "://s3-eu-west-1.amazonaws.com/", + ] + + self.src_valid_mimetypes = [ + "text/x-tex", + "application/gzip", + "application/x-bzip", + "application/x-bzip2", + "application/zip", + "application/x-tar", + "application/msword", + "application/vnd.openxmlformats-officedocument.wordprocessingml.document", + ] + + self.component_valid_mimetypes = [ + "image/jpeg", + "image/tiff", + "image/png", + "image/gif", + "audio/mpeg", + "video/mp4", + "video/mpeg", + "text/plain", + "text/csv", + "application/json", + "application/xml", + "application/pdf", + "application/gzip", + "application/x-bzip", + "application/x-bzip2", + "application/zip ", + "application/x-rar ", + "application/x-7z-compressed", + "application/x-tar", + "application/vnd.ms-powerpoint", + "application/vnd.ms-excel", + "application/msword", + "application/vnd.openxmlformats-officedocument.wordprocessingml.document", + "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet", + ] + + + def check_existing_ingest(self, ingest_type: str, base_url: str) -> Optional[dict]: + """ + Check in sandcrawler-db (postgres) to see if we have already ingested + this URL (ingest file result table). + + Returns existing row *if* found *and* we should use it, otherwise None. + + Looks at existing ingest results and makes a decision based on, eg, + status and timestamp. + """ + if not self.try_existing_ingest: + return None + existing = self.pgrest_client.get_ingest_file_result(ingest_type, base_url) + # TODO: filter on more flags? + if existing and existing['hit'] == True: + return existing + else: + return None + + def find_resource(self, url, best_mimetype=None, force_recrawl=False) -> Optional[ResourceResult]: + """ + Looks in wayback for a resource starting at the URL, following any + redirects. If a hit isn't found, try crawling with SPN. + """ + via = "none" + resource = None + + if url.startswith("http://web.archive.org/web/") or url.startswith("https://web.archive.org/web/"): + raise NotImplementedError("handling direct wayback links not supported yet") + + if url.startswith("http://archive.org/") or url.startswith("https://archive.org/"): + raise NotImplementedError("fetching from archive.org not implemented yet") + + if self.try_wayback and not force_recrawl: + via = "wayback" + resource = self.wayback_client.lookup_resource(url, best_mimetype) + + # check for "soft 404" conditions, where we should retry with live SPNv2 + soft404 = False + # NOTE: these are often not working with SPNv2 either, so disabling. If + # we really want to try again, should do force-recrawl + #if resource and resource.hit and resource.terminal_url.endswith('/cookieAbsent'): + # soft404 = True + + old_failure = False + if resource and not resource.hit and resource.terminal_dt and resource.terminal_dt < '20190000000000': + old_failure = True + + if self.try_spn2 and (resource == None or (resource and resource.status == 'no-capture') or soft404 or old_failure): + via = "spn2" + force_simple_get = 0 + for domain in self.spn2_simple_get_domains: + if domain in url: + force_simple_get = 1 + break + resource = self.spn_client.crawl_resource(url, self.wayback_client, force_simple_get=force_simple_get) + print("[FETCH {:>6}] {} {}".format( + via, + (resource and resource.status), + (resource and resource.terminal_url) or url), + file=sys.stderr) + return resource + + def process_existing(self, request: dict, result_row: dict) -> dict: + """ + If we have an existing ingest file result, do any database fetches or + additional processing necessary to return a result. + """ + raise NotImplementedError("process_existing() not tested or safe yet") + assert result_row['hit'] + existing_file_meta = self.pgrest_client.get_file_meta(result_row['terminal_sha1hex']) + existing_grobid = self.pgrest_client.get_grobid(result_row['terminal_sha1hex']) + existing_cdx = self.pgrest_client.get_cdx(result_row['terminal_url'], result_row['terminal_dt']) + if not (existing_file_meta and existing_grobid and existing_cdx): + raise NotImplementedError("partially-exsiting records not implemented yet") + result = { + 'hit': result_row['hit'], + 'status': "existing", + 'request': request, + 'grobid': existing_grobid, + 'file_meta': existing_file_meta, + 'cdx': existing_cdx, + 'terminal': { + 'terminal_url': result_row['terminal_url'], + 'terminal_dt': result_row['terminal_dt'], + 'terminal_status_code': result_row['terminal_status_code'], + 'terminal_sha1hex': result_row['terminal_sha1hex'], + }, + } + return result + + def process_hit(self, ingest_type: str, resource: ResourceResult, file_meta: dict) -> dict: + """ + Run all the necessary processing for a new/fresh ingest hit. + """ + if ingest_type == "pdf": + return { + 'grobid': self.process_grobid(resource, file_meta), + 'pdf_meta': self.process_pdfextract(resource, file_meta), + } + elif ingest_type == "xml": + return { + 'xml_meta': self.process_xml(resource, file_meta), + } + elif ingest_type == "html": + html_info = self.process_html(resource, file_meta) + # if there is no html_biblio, don't clobber anything possibly extracted earlier + if 'html_biblio' in html_info and not html_info['html_biblio']: + html_info.pop('html_biblio') + return html_info + elif ingest_type == "src": + return {} + elif ingest_type == "component": + return {} + else: + raise NotImplementedError(f"process {ingest_type} hit") + + def process_grobid(self, resource: ResourceResult, file_meta: dict) -> dict: + """ + Submits to resource body to GROBID for processing. + + TODO: By default checks sandcrawler-db for an existing row first, then + decide if we should re-process + """ + if self.try_existing_grobid: + existing = self.pgrest_client.get_grobid(file_meta['sha1hex']) + if existing: + print("found existing GROBID result", file=sys.stderr) + return existing + + # Need to actually processes + result = self.grobid_client.process_fulltext(resource.body) + if self.grobid_sink: + # extra fields for GROBID kafka messages + result['file_meta'] = file_meta + result['key'] = result['file_meta']['sha1hex'] + self.grobid_sink.push_record(result.copy()) + if result['status'] == "success": + metadata = self.grobid_client.metadata(result) + if metadata: + result['metadata'] = self.grobid_client.metadata(result) + result['fatcat_release'] = result['metadata'].pop('fatcat_release', None) + result['grobid_version'] = result['metadata'].pop('grobid_version', None) + result.pop('tei_xml', None) + result.pop('file_meta', None) + result.pop('key', None) + return result + + def process_pdfextract(self, resource: ResourceResult, file_meta: dict) -> dict: + """ + Extracts thumbnail and pdf_meta info from PDF. + + By default checks sandcrawler-db for an existing row first, then decide + if we should re-process. + + TODO: difference between Kafka schema and SQL/postgrest schema + """ + if self.try_existing_pdfextract: + existing = self.pgrest_client.get_pdf_meta(file_meta['sha1hex']) + if existing: + print("found existing pdf_meta result", file=sys.stderr) + result = PdfExtractResult.from_pdf_meta_dict(existing) + return result.to_pdftext_dict() + + # Need to actually processes + result = process_pdf(resource.body) + assert result.file_meta['sha1hex'] == file_meta['sha1hex'] + if self.thumbnail_sink and result.page0_thumbnail is not None: + self.thumbnail_sink.push_record(result.page0_thumbnail, key=result.sha1hex) + if self.pdftext_sink: + self.pdftext_sink.push_record(result.to_pdftext_dict(), key=result.sha1hex) + result.page0_thumbnail = None + result.text = None + result.file_meta = None + return result.to_pdftext_dict() + + def process_xml(self, resource: ResourceResult, file_meta: dict) -> dict: + """ + Simply publishes to Kafka topic. + + In the future, could extract other metadata here (like body word + count), or attempting to fetch sub-resources. + """ + if self.xmldoc_sink and file_meta['mimetype'] == "application/jats+xml": + try: + jats_xml = xml_reserialize(resource.body) + except xml.etree.ElementTree.ParseError: + return dict(status="xml-parse-error") + msg = dict( + sha1hex=file_meta["sha1hex"], + status="success", + jats_xml=jats_xml, + ) + self.xmldoc_sink.push_record(msg, key=file_meta['sha1hex']) + return dict(status="success") + + def process_html(self, resource: ResourceResult, file_meta: dict) -> dict: + + assert resource.body + try: + html_doc = HTMLParser(resource.body) + except ValueError as ve: + return dict( + status="html-selectolax-error", + ) + html_biblio = html_extract_biblio(resource.terminal_url, html_doc) + assert html_biblio + html_body = html_extract_body_teixml(resource.body) + html_platform = html_guess_platform(resource.terminal_url, html_doc, html_biblio) + html_scope = html_guess_scope(resource.terminal_url, html_doc, html_biblio, html_body.get('word_count')) + html_biblio_dict = json.loads(html_biblio.json(exclude_none=True)) + + if html_scope in ('blocked-captcha','blocked-cookie','blocked-forbidden'): + return dict( + status=html_scope, + html_biblio=html_biblio_dict, + scope=html_scope, + platform=html_platform, + ) + elif html_scope not in ('article-fulltext','unknown',): + html_body.pop("tei_xml", None) + return dict( + status="wrong-scope", + html_biblio=html_biblio_dict, + scope=html_scope, + platform=html_platform, + html_body=html_body, + ) + + raw_resources = html_extract_resources(resource.terminal_url, html_doc, self.adblock_rules) + if len(raw_resources) > self.max_html_resources: + html_body.pop("tei_xml", None) + return dict( + status="too-many-resources", + html_biblio=html_biblio_dict, + scope=html_scope, + platform=html_platform, + html_body=html_body, + ) + + if self.htmlteixml_sink and html_body['status'] == "success": + self.htmlteixml_sink.push_record(html_body, key=file_meta['sha1hex']) + + html_body.pop("tei_xml", None) + + partial_result = dict( + html_biblio=html_biblio_dict, + scope=html_scope, + platform=html_platform, + html_body=html_body, + ) + + when = parse_cdx_datetime(resource.cdx.datetime) + full_resources: List[WebResource] = [] + + try: + if self.html_quick_mode: + print(" WARN: running quick CDX-only fetches", file=sys.stderr) + full_resources = quick_fetch_html_resources(raw_resources, self.wayback_client.cdx_client, when) + else: + full_resources = fetch_html_resources(raw_resources, self.wayback_client, when) + except PetaboxError as e: + partial_result['status'] = 'petabox-error' + partial_result['error_message'] = str(e)[:1600] + return partial_result + except CdxApiError as e: + partial_result['status'] = 'cdx-error' + partial_result['error_message'] = str(e)[:1600] + return partial_result + except WaybackError as e: + partial_result['status'] = 'wayback-error' + partial_result['error_message'] = str(e)[:1600] + return partial_result + except WaybackContentError as e: + partial_result['status'] = 'wayback-content-error' + partial_result['error_message'] = str(e)[:1600] + return partial_result + except NoCaptureError as e: + partial_result['status'] = 'html-resource-no-capture' + partial_result['error_message'] = str(e)[:1600] + return partial_result + + info = dict( + html_body=html_body, + html_biblio=html_biblio_dict, + scope=html_scope, + platform=html_platform, + html_resources=[json.loads(r.json(exclude_none=True)) for r in full_resources], + ) + if html_scope == 'unknown': + info['status'] = 'unknown-scope' + return info + + def timeout_response(self, task: dict) -> dict: + print("[TIMEOUT]", file=sys.stderr) + return dict( + request=task, + hit=False, + status="timeout", + error_message="ingest worker internal timeout", + ) + + def want(self, request: dict) -> bool: + if not request.get('ingest_type') in ('file', 'pdf', 'xml', 'html', 'src', 'component'): + return False + return True + + def process(self, request: dict, key: Any = None) -> dict: + + # old backwards compatibility + if request.get('ingest_type') == 'file': + request['ingest_type'] = 'pdf' + + ingest_type = request.get('ingest_type') + if ingest_type not in ("pdf", "xml", "html", "src", "component"): + raise NotImplementedError(f"can't handle ingest_type={ingest_type}") + + # parse/clean URL + # note that we pass through the original/raw URL, and that is what gets + # persisted in database table + base_url = clean_url(request['base_url']) + + force_recrawl = bool(request.get('force_recrawl', False)) + + for block in self.base_url_blocklist: + if block in base_url: + print("[SKIP {:>6}] {}".format(ingest_type, base_url), file=sys.stderr) + return dict(request=request, hit=False, status="skip-url-blocklist") + + print("[INGEST {:>6}] {}".format(ingest_type, base_url), file=sys.stderr) + + best_mimetype = None + if ingest_type == "pdf": + best_mimetype = "application/pdf" + elif ingest_type == "xml": + best_mimetype = "text/xml" + elif ingest_type == "html": + best_mimetype = "text/html" + elif ingest_type == "src": + best_mimetype = "application/gzip" + + existing = self.check_existing_ingest(ingest_type, base_url) + if existing: + return self.process_existing(request, existing) + + result: Dict[str, Any] = dict(request=request, hit=False) + + next_url = base_url + hops = [base_url] + + while len(hops) <= self.max_hops: + + result['hops'] = hops + + # check against blocklist again on each hop + for block in self.base_url_blocklist: + if block in next_url: + result['status'] = "skip-url-blocklist" + return result + + # check against known loginwall URLs + for block in self.wall_blocklist: + if block in next_url: + # TODO: blocked-wall instead of skip-wall + result['status'] = "skip-wall" + return result + + # check for popular cookie blocking URL patterns. On successful SPN + # crawls, shouldn't see these redirect URLs + for pattern in self.cookie_blocklist: + if pattern in next_url: + result['status'] = 'blocked-cookie' + return result + + try: + resource = self.find_resource(next_url, best_mimetype, force_recrawl=force_recrawl) + except SavePageNowError as e: + result['status'] = 'spn2-error' + result['error_message'] = str(e)[:1600] + return result + except PetaboxError as e: + result['status'] = 'petabox-error' + result['error_message'] = str(e)[:1600] + return result + except CdxApiError as e: + result['status'] = 'cdx-error' + result['error_message'] = str(e)[:1600] + # add a sleep in cdx-error path as a slow-down + time.sleep(2.0) + return result + except WaybackError as e: + result['status'] = 'wayback-error' + result['error_message'] = str(e)[:1600] + return result + except WaybackContentError as e: + result['status'] = 'wayback-content-error' + result['error_message'] = str(e)[:1600] + return result + except NotImplementedError as e: + result['status'] = 'not-implemented' + result['error_message'] = str(e)[:1600] + return result + + assert resource + + if resource.terminal_url: + result['terminal'] = { + "terminal_url": resource.terminal_url, + "terminal_dt": resource.terminal_dt, + "terminal_status_code": resource.terminal_status_code, + } + if resource.terminal_url not in result['hops']: + result['hops'].append(resource.terminal_url) + + if not resource.hit: + result['status'] = resource.status + return result + + if resource.terminal_url: + for pattern in self.base_url_blocklist: + if pattern in resource.terminal_url: + result['status'] = 'skip-url-blocklist' + return result + + if resource.terminal_url: + for pattern in self.cookie_blocklist: + if pattern in resource.terminal_url: + result['status'] = 'blocked-cookie' + return result + + if not resource.body: + result['status'] = 'null-body' + return result + + if len(resource.body) > MAX_BODY_SIZE_BYTES: + result['status'] = 'body-too-large' + return result + + file_meta = gen_file_metadata(resource.body) + try: + file_meta, resource = fix_transfer_encoding(file_meta, resource) + except Exception as e: + result['status'] = 'bad-gzip-encoding' + result['error_message'] = str(e) + return result + + if not resource.body or file_meta['size_bytes'] == 0: + result['status'] = 'null-body' + return result + + # here we split based on ingest type to try and extract a next hop + html_ish_resource = bool( + "html" in file_meta['mimetype'] + or "xhtml" in file_meta['mimetype'] # matches "application/xhtml+xml" + or "application/xml" in file_meta['mimetype'] + or "text/xml" in file_meta['mimetype'] + ) + html_biblio = None + html_doc = None + if html_ish_resource and resource.body: + try: + html_doc = HTMLParser(resource.body) + html_biblio = html_extract_biblio(resource.terminal_url, html_doc) + if html_biblio: + if not 'html_biblio' in result or html_biblio.title: + result['html_biblio'] = json.loads(html_biblio.json(exclude_none=True)) + #print(f" setting html_biblio: {result['html_biblio']}", file=sys.stderr) + except ValueError: + pass + + if ingest_type == "pdf" and html_ish_resource: + + # the new style of URL extraction (already computed) + if html_biblio and html_biblio.pdf_fulltext_url: + fulltext_url = dict( + pdf_url=html_biblio.pdf_fulltext_url, + technique="html_biblio", + ) + else: + fulltext_url = extract_fulltext_url(resource.terminal_url, resource.body) + + result['extract_next_hop'] = fulltext_url + if not fulltext_url: + result['status'] = 'no-pdf-link' + return result + next_url = fulltext_url.get('pdf_url') or fulltext_url.get('next_url') or "" + assert next_url + next_url = clean_url(next_url) + print("[PARSE {:>6}] {} {}".format( + ingest_type, + fulltext_url.get('technique'), + next_url, + ), + file=sys.stderr) + if next_url in hops: + result['status'] = 'link-loop' + result['error_message'] = "repeated: {}".format(next_url) + return result + hops.append(next_url) + continue + elif ingest_type in ("xml", "html", "component") and html_ish_resource and html_biblio: + # NOTE: src_fulltext_url is not a thing + next_url_found = None + if ingest_type == "xml" and html_biblio.xml_fulltext_url: + next_url_found = html_biblio.xml_fulltext_url + elif ingest_type == "html" and html_biblio.html_fulltext_url: + next_url_found = html_biblio.html_fulltext_url + elif ingest_type == "component" and html_biblio.component_url: + next_url_found = html_biblio.component_url + + if next_url_found: + next_url = next_url_found + technique = "html_biblio" + print("[PARSE {:>6}] {} {}".format( + ingest_type, + technique, + next_url, + ), + file=sys.stderr) + if next_url in hops: + if ingest_type == "html": + # for HTML ingest, we don't count this as a link-loop + break + result['status'] = 'link-loop' + result['error_message'] = "repeated: {}".format(next_url) + return result + hops.append(next_url) + continue + + # default is to NOT keep hopping + break + + if len(hops) >= self.max_hops: + result['status'] = "max-hops-exceeded" + return result + + # fetch must be a hit if we got this far (though not necessarily an ingest hit!) + assert resource + assert resource.hit == True + assert resource.terminal_status_code in (200, 226) + + if resource.terminal_url: + result['terminal'] = { + "terminal_url": resource.terminal_url, + "terminal_dt": resource.terminal_dt, + "terminal_status_code": resource.terminal_status_code, + "terminal_sha1hex": file_meta['sha1hex'], + } + + result['file_meta'] = file_meta + result['cdx'] = cdx_to_dict(resource.cdx) + if resource.revisit_cdx: + result['revisit_cdx'] = cdx_to_dict(resource.revisit_cdx) + + if ingest_type == "pdf": + if file_meta['mimetype'] != "application/pdf": + result['status'] = "wrong-mimetype" # formerly: "other-mimetype" + return result + elif ingest_type == "xml": + if file_meta['mimetype'] not in ("application/xml", "text/xml", "application/jats+xml"): + result['status'] = "wrong-mimetype" + return result + elif ingest_type == "html": + if file_meta['mimetype'] not in ("text/html", "application/xhtml+xml"): + result['status'] = "wrong-mimetype" + return result + elif ingest_type == "src": + if file_meta['mimetype'] not in self.src_valid_mimetypes: + result['status'] = "wrong-mimetype" + return result + elif ingest_type == "component": + if file_meta['mimetype'] not in self.component_valid_mimetypes: + result['status'] = "wrong-mimetype" + return result + else: + raise NotImplementedError() + + info = self.process_hit(ingest_type, resource, file_meta) + result.update(info) + + # check if processing turned up an error + if info.get('status') not in ('success', None): + result['status'] = info['status'] + return result + + result['status'] = "success" + result['hit'] = True + if ingest_type == "pdf": + print("[SUCCESS {:>5}] sha1:{} grobid:{} pdfextract:{}".format( + ingest_type, + result.get('file_meta', {}).get('sha1hex'), + result.get('grobid', {}).get('status_code'), + result.get('pdf_meta', {}).get('status'), + ), + file=sys.stderr) + else: + print("[SUCCESS {:>5}] sha1:{}".format( + ingest_type, + result.get('file_meta', {}).get('sha1hex'), + ), + file=sys.stderr) + return result + + +class IngestFileRequestHandler(BaseHTTPRequestHandler): + def do_POST(self): + if self.path != "/ingest": + self.send_response(404) + self.end_headers() + self.wfile.write("404: Not Found") + return + length = int(self.headers.get('content-length')) + request = json.loads(self.rfile.read(length).decode('utf-8')) + print("Got request: {}".format(request)) + ingester = IngestFileWorker() + result = ingester.process(request) + self.send_response(200) + self.end_headers() + self.wfile.write(json.dumps(result)) -- cgit v1.2.3