diff --git "a/\347\254\254\344\272\214\346\234\237\350\256\255\347\273\203\350\220\245/5\347\217\255/5\347\217\255_\345\274\240\345\205\264\351\233\250/\347\254\254\345\215\201\344\272\214\345\221\250 3.15 -3.21/.keep" "b/\347\254\254\344\272\214\346\234\237\350\256\255\347\273\203\350\220\245/5\347\217\255/5\347\217\255_\345\274\240\345\205\264\351\233\250/\347\254\254\345\215\201\344\272\214\345\221\250 3.15 -3.21/.keep" new file mode 100644 index 0000000000000000000000000000000000000000..e69de29bb2d1d6434b8b29ae775ad8c2e48c5391 diff --git "a/\347\254\254\344\272\214\346\234\237\350\256\255\347\273\203\350\220\245/5\347\217\255/5\347\217\255_\345\274\240\345\205\264\351\233\250/\347\254\254\345\215\201\344\272\214\345\221\250 3.15 -3.21/\347\254\254\344\270\200\350\212\202/.keep" "b/\347\254\254\344\272\214\346\234\237\350\256\255\347\273\203\350\220\245/5\347\217\255/5\347\217\255_\345\274\240\345\205\264\351\233\250/\347\254\254\345\215\201\344\272\214\345\221\250 3.15 -3.21/\347\254\254\344\270\200\350\212\202/.keep" new file mode 100644 index 0000000000000000000000000000000000000000..e69de29bb2d1d6434b8b29ae775ad8c2e48c5391 diff --git "a/\347\254\254\344\272\214\346\234\237\350\256\255\347\273\203\350\220\245/5\347\217\255/5\347\217\255_\345\274\240\345\205\264\351\233\250/\347\254\254\345\215\201\344\272\214\345\221\250 3.15 -3.21/\347\254\254\344\270\200\350\212\202/__init__.py" "b/\347\254\254\344\272\214\346\234\237\350\256\255\347\273\203\350\220\245/5\347\217\255/5\347\217\255_\345\274\240\345\205\264\351\233\250/\347\254\254\345\215\201\344\272\214\345\221\250 3.15 -3.21/\347\254\254\344\270\200\350\212\202/__init__.py" new file mode 100644 index 0000000000000000000000000000000000000000..e69de29bb2d1d6434b8b29ae775ad8c2e48c5391 diff --git "a/\347\254\254\344\272\214\346\234\237\350\256\255\347\273\203\350\220\245/5\347\217\255/5\347\217\255_\345\274\240\345\205\264\351\233\250/\347\254\254\345\215\201\344\272\214\345\221\250 3.15 -3.21/\347\254\254\344\270\200\350\212\202/items.py" "b/\347\254\254\344\272\214\346\234\237\350\256\255\347\273\203\350\220\245/5\347\217\255/5\347\217\255_\345\274\240\345\205\264\351\233\250/\347\254\254\345\215\201\344\272\214\345\221\250 3.15 -3.21/\347\254\254\344\270\200\350\212\202/items.py" new file mode 100644 index 0000000000000000000000000000000000000000..1e5f6c0526efec6a1a3afcaf6833edece2ea8656 --- /dev/null +++ "b/\347\254\254\344\272\214\346\234\237\350\256\255\347\273\203\350\220\245/5\347\217\255/5\347\217\255_\345\274\240\345\205\264\351\233\250/\347\254\254\345\215\201\344\272\214\345\221\250 3.15 -3.21/\347\254\254\344\270\200\350\212\202/items.py" @@ -0,0 +1,18 @@ +# Define here the models for your scraped items +# +# See documentation in: +# https://docs.scrapy.org/en/latest/topics/items.html + +import scrapy + + +class JdCrawlerScrapyItem(scrapy.Item): + # define the fields for your item here like: + sku_id = scrapy.Field() + img = scrapy.Field() + price = scrapy.Field() + title = scrapy.Field() + shop = scrapy.Field() + icons = scrapy.Field() + keyword = scrapy.Field() + sta_date = scrapy.Field() diff --git "a/\347\254\254\344\272\214\346\234\237\350\256\255\347\273\203\350\220\245/5\347\217\255/5\347\217\255_\345\274\240\345\205\264\351\233\250/\347\254\254\345\215\201\344\272\214\345\221\250 3.15 -3.21/\347\254\254\344\270\200\350\212\202/middlewares.py" "b/\347\254\254\344\272\214\346\234\237\350\256\255\347\273\203\350\220\245/5\347\217\255/5\347\217\255_\345\274\240\345\205\264\351\233\250/\347\254\254\345\215\201\344\272\214\345\221\250 3.15 -3.21/\347\254\254\344\270\200\350\212\202/middlewares.py" new file mode 100644 index 0000000000000000000000000000000000000000..690dd34cc23f6ff67c488f66df75565b210d908c --- /dev/null +++ "b/\347\254\254\344\272\214\346\234\237\350\256\255\347\273\203\350\220\245/5\347\217\255/5\347\217\255_\345\274\240\345\205\264\351\233\250/\347\254\254\345\215\201\344\272\214\345\221\250 3.15 -3.21/\347\254\254\344\270\200\350\212\202/middlewares.py" @@ -0,0 +1,187 @@ +# Define here the models for your spider middleware +# +# See documentation in: +# https://docs.scrapy.org/en/latest/topics/spider-middleware.html + +from scrapy import signals +from scrapy.downloadermiddlewares.retry import RetryMiddleware +from scrapy.utils.response import response_status_message +from scrapy.dupefilters import RFPDupeFilter +from w3lib.url import canonicalize_url +from scrapy.utils.python import to_bytes +import hashlib +import weakref +import random +# useful for handling different item types with a single interface + +_fingerprint_cache = weakref.WeakKeyDictionary() + + +class JdCrawlerScrapySpiderMiddleware: + # Not all methods need to be defined. If a method is not defined, + # scrapy acts as if the spider middleware does not modify the + # passed objects. + + @classmethod + def from_crawler(cls, crawler): + # This method is used by Scrapy to create your spiders. + s = cls() + crawler.signals.connect(s.spider_opened, signal=signals.spider_opened) + return s + + def process_spider_input(self, response, spider): + # Called for each response that goes through the spider + # middleware and into the spider. + + # Should return None or raise an exception. + return None + + def process_spider_output(self, response, result, spider): + # Called with the results returned from the Spider, after + # it has processed the response. + + # Must return an iterable of Request, or item objects. + for i in result: + yield i + + def process_spider_exception(self, response, exception, spider): + # Called when a spider or process_spider_input() method + # (from other spider middleware) raises an exception. + + # Should return either None or an iterable of Request or item objects. + pass + + def process_start_requests(self, start_requests, spider): + # Called with the start requests of the spider, and works + # similarly to the process_spider_output() method, except + # that it doesn’t have a response associated. + + # Must return only requests (not items). + for r in start_requests: + yield r + + def spider_opened(self, spider): + spider.logger.info('Spider opened: %s' % spider.name) + + +class JdCrawlerScrapyDownloaderMiddleware: + # Not all methods need to be defined. If a method is not defined, + # scrapy acts as if the downloader middleware does not modify the + # passed objects. + + @classmethod + def from_crawler(cls, crawler): + # This method is used by Scrapy to create your spiders. + s = cls() + crawler.signals.connect(s.spider_opened, signal=signals.spider_opened) + return s + + def process_request(self, request, spider): + # Called for each request that goes through the downloader + # middleware. + + # Must either: + # - return None: continue processing this request + # - or return a Response object + # - or return a Request object + # - or raise IgnoreRequest: process_exception() methods of + # installed downloader middleware will be called + return None + + def process_response(self, request, response, spider): + # Called with the response returned from the downloader. + + # Must either; + # - return a Response object + # - return a Request object + # - or raise IgnoreRequest + return response + + def process_exception(self, request, exception, spider): + # Called when a download handler or a process_request() + # (from other downloader middleware) raises an exception. + + # Must either: + # - return None: continue processing this exception + # 返回None, 由下一层中间件继续处理, 如果指定了 errorback, 最终会到达 errorback + # - return a Response object: stops process_exception() chain + # 返回 response 对象,中断异常链,返回的 response 对象会到达 spider 组件 + # - return a Request object: stops process_exception() chain + # 返回 request, 返回的 request 对象将到达 engine 由 scheduler 重新调度 + pass + + def spider_opened(self, spider): + spider.logger.info('Spider opened: %s' % spider.name) + +class CookieMiddleware: + def process_request(self, request, spider): + #cookie_pool = [] + #request.headers['cookie'] = cookie_pool.pop() + pass + + + def process_response(self, request, response, spider): + """ + 根据 response 返回的内容判断当前 cookie 身份是否已过期 + :param request: + :param response: + :param spider: + :return: + """ + #if "身份过期" in response.text: # 抛出异常 + #raise Exception("当前身份已过期") + pass + + def process_exception(self, request, exception, spider): + # 如果异常是 cookie 池空了,可以在这里完成 cookie 池的补充 + # 补充cookie 池 + """if isinstance(exception, IndexError): + # 已经知道异常产生的原因, 免除重试的计数 + retry_times = request.meta.get('retry_times', 1) + request.meta['retry_times'] = retry_times - 1 + return request""" + pass + + +class UAMiddleware: + def process_request(self, request, spider): + """ + 在正式请求前为当前请求添加headers + :param request: + :param spider: + :return: + """ + request.headers["user-agent"] = "Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/87.0.4280.141 Safari/537.36" + + +class MyRetryMiddleware(RetryMiddleware): + """ + 解决对方服务器返回正常状态码200, 但是根据IP需要进行验证码验证的情况. + 我们可以通过换IP可以解决验证码, 那么就应该重试. + """ + def process_response(self, request, response, spider): + if request.meta.get('dont_retry', False): + return response + if "验证码" in response.text: + reason = response_status_message(response.status) + return self._retry(request, reason, spider) or response + return response + + +class MyRFPDupeFilter(RFPDupeFilter): + """ + 过滤器是在到达下载器之前就生成了过滤指纹, 如果我们的下载器中间件报错了, 那么过滤指纹仍然生效, 但是没有实际请求. + 所以我们可以通过一些特殊参数来进行自定义过滤规则 + """ + def request_fingerprint(self, request, include_headers=None, keep_fragments=False): + cache = _fingerprint_cache.setdefault(request, {}) + cache_key = (include_headers, keep_fragments) + if cache_key not in cache: + fp = hashlib.sha1() + fp.update(to_bytes(request.method)) + fp.update(to_bytes(canonicalize_url(request.url, keep_fragments=keep_fragments))) + fp.update(request.body or b'') + fp.update(request.meta.get("batch_no", "").encode("utf-8")) + cache[cache_key] = fp.hexdigest() + return cache[cache_key] + diff --git "a/\347\254\254\344\272\214\346\234\237\350\256\255\347\273\203\350\220\245/5\347\217\255/5\347\217\255_\345\274\240\345\205\264\351\233\250/\347\254\254\345\215\201\344\272\214\345\221\250 3.15 -3.21/\347\254\254\344\270\200\350\212\202/pipelines.py" "b/\347\254\254\344\272\214\346\234\237\350\256\255\347\273\203\350\220\245/5\347\217\255/5\347\217\255_\345\274\240\345\205\264\351\233\250/\347\254\254\345\215\201\344\272\214\345\221\250 3.15 -3.21/\347\254\254\344\270\200\350\212\202/pipelines.py" new file mode 100644 index 0000000000000000000000000000000000000000..34e171004a2461280af6a839d13c4c5895c43072 --- /dev/null +++ "b/\347\254\254\344\272\214\346\234\237\350\256\255\347\273\203\350\220\245/5\347\217\255/5\347\217\255_\345\274\240\345\205\264\351\233\250/\347\254\254\345\215\201\344\272\214\345\221\250 3.15 -3.21/\347\254\254\344\270\200\350\212\202/pipelines.py" @@ -0,0 +1,30 @@ +# Define your item pipelines here +# +# Don't forget to add your pipeline to the ITEM_PIPELINES setting +# See: https://docs.scrapy.org/en/latest/topics/item-pipeline.html + + +# useful for handling different item types with a single interface +from itemadapter import ItemAdapter +from jd_crawler_scrapy.items import JdCrawlerScrapyItem +import pymysql + + +class JdCrawlerScrapyPipeline: + def __init__(self): + self.mysql_con = None + + def process_item(self, item, spider): + if not self.mysql_con: + self.mysql_con = pymysql.connect(**spider.settings["MYSQL_CONF"]) + + if isinstance(item, JdCrawlerScrapyItem): + cursor = self.mysql_con.cursor() + SQL = """INSERT INTO jd(sku_id, img, price, title, shop, icons, keyword, sta_date) + VALUES ('{}', '{}', '{}', '{}', '{}', '{}', '{}', '{}')""".format( + item['sku_id'], item['img'], item['price'], item['title'], item['shop'], item['icons'], item["keyword"], item["sta_date"] + ) + cursor.execute(SQL) + self.mysql_con.commit() + cursor.close() + return item diff --git "a/\347\254\254\344\272\214\346\234\237\350\256\255\347\273\203\350\220\245/5\347\217\255/5\347\217\255_\345\274\240\345\205\264\351\233\250/\347\254\254\345\215\201\344\272\214\345\221\250 3.15 -3.21/\347\254\254\344\270\200\350\212\202/run.py" "b/\347\254\254\344\272\214\346\234\237\350\256\255\347\273\203\350\220\245/5\347\217\255/5\347\217\255_\345\274\240\345\205\264\351\233\250/\347\254\254\345\215\201\344\272\214\345\221\250 3.15 -3.21/\347\254\254\344\270\200\350\212\202/run.py" new file mode 100644 index 0000000000000000000000000000000000000000..d65b88a0b2aeb9dfeeb123844ab46fd82295043f --- /dev/null +++ "b/\347\254\254\344\272\214\346\234\237\350\256\255\347\273\203\350\220\245/5\347\217\255/5\347\217\255_\345\274\240\345\205\264\351\233\250/\347\254\254\345\215\201\344\272\214\345\221\250 3.15 -3.21/\347\254\254\344\270\200\350\212\202/run.py" @@ -0,0 +1,4 @@ +from scrapy import cmdline + +command = "scrapy crawl jd_search".split() +cmdline.execute(command) \ No newline at end of file diff --git "a/\347\254\254\344\272\214\346\234\237\350\256\255\347\273\203\350\220\245/5\347\217\255/5\347\217\255_\345\274\240\345\205\264\351\233\250/\347\254\254\345\215\201\344\272\214\345\221\250 3.15 -3.21/\347\254\254\344\270\200\350\212\202/scripts/jd_producer.py" "b/\347\254\254\344\272\214\346\234\237\350\256\255\347\273\203\350\220\245/5\347\217\255/5\347\217\255_\345\274\240\345\205\264\351\233\250/\347\254\254\345\215\201\344\272\214\345\221\250 3.15 -3.21/\347\254\254\344\270\200\350\212\202/scripts/jd_producer.py" new file mode 100644 index 0000000000000000000000000000000000000000..919f67ec3033fcc4686a1ce8dfc617a92d3fcce1 --- /dev/null +++ "b/\347\254\254\344\272\214\346\234\237\350\256\255\347\273\203\350\220\245/5\347\217\255/5\347\217\255_\345\274\240\345\205\264\351\233\250/\347\254\254\345\215\201\344\272\214\345\221\250 3.15 -3.21/\347\254\254\344\270\200\350\212\202/scripts/jd_producer.py" @@ -0,0 +1,24 @@ +import time +import json +import redis + +redis_con = redis.Redis(host='localhost',port=6379,db=5) + +def search_producer(): + for keyword in ["鼠标", "键盘", "显卡", "耳机"]: + for page_num in range(1, 11): + url = f"https://search.jd.com/Search?keyword={keyword}&page={page_num}" + meta = {"sta_date":time.strftime("%Y-%m-%d"), + "keyword":keyword, + "page_num":page_num} + task = json.dumps( + {"url":url, + "body":"", + "meta":meta, + "method":"GET"} + ) + redis_con.lpush("jd_search:start_urls",task) + +if __name__ == "__main__": + search_producer() + diff --git "a/\347\254\254\344\272\214\346\234\237\350\256\255\347\273\203\350\220\245/5\347\217\255/5\347\217\255_\345\274\240\345\205\264\351\233\250/\347\254\254\345\215\201\344\272\214\345\221\250 3.15 -3.21/\347\254\254\344\270\200\350\212\202/settings.py" "b/\347\254\254\344\272\214\346\234\237\350\256\255\347\273\203\350\220\245/5\347\217\255/5\347\217\255_\345\274\240\345\205\264\351\233\250/\347\254\254\345\215\201\344\272\214\345\221\250 3.15 -3.21/\347\254\254\344\270\200\350\212\202/settings.py" new file mode 100644 index 0000000000000000000000000000000000000000..82b7c5026ee30b08d9979a64c48aeef79398edcc --- /dev/null +++ "b/\347\254\254\344\272\214\346\234\237\350\256\255\347\273\203\350\220\245/5\347\217\255/5\347\217\255_\345\274\240\345\205\264\351\233\250/\347\254\254\345\215\201\344\272\214\345\221\250 3.15 -3.21/\347\254\254\344\270\200\350\212\202/settings.py" @@ -0,0 +1,129 @@ +# Scrapy settings for jd_crawler_scrapy project +# +# For simplicity, this file contains only settings considered important or +# commonly used. You can find more settings consulting the documentation: +# +# https://docs.scrapy.org/en/latest/topics/settings.html +# https://docs.scrapy.org/en/latest/topics/downloader-middleware.html +# https://docs.scrapy.org/en/latest/topics/spider-middleware.html + +BOT_NAME = 'jd_crawler_scrapy' + +SPIDER_MODULES = ['jd_crawler_scrapy.spiders'] +NEWSPIDER_MODULE = 'jd_crawler_scrapy.spiders' + + +# Crawl responsibly by identifying yourself (and your website) on the user-agent +#USER_AGENT = 'jd_crawler_scrapy (+http://www.yourdomain.com)' + +# Obey robots.txt rules +ROBOTSTXT_OBEY = False + +# Enable redirect +REDIRECT_ENABLE = False + +# Retry +RETRY_ENABLE = False +RETRY_HTTP_CODES = [500, 502, 503, 504, 408, 429] + + +# Configure maximum concurrent requests performed by Scrapy (default: 16) +CONCURRENT_REQUESTS = 1 + +# Configure a delay for requests for the same website (default: 0) +# See https://docs.scrapy.org/en/latest/topics/settings.html#download-delay +# See also autothrottle settings and docs +DOWNLOAD_DELAY = 3 +# The download delay setting will honor only one of: +# CONCURRENT_REQUESTS_PER_DOMAIN = 16 +#CONCURRENT_REQUESTS_PER_IP = 16 + +# Disable cookies (enabled by default) +#COOKIES_ENABLED = False + +# Disable Telnet Console (enabled by default) +#TELNETCONSOLE_ENABLED = False + +# Override the default request headers: +#DEFAULT_REQUEST_HEADERS = { +# 'Accept': 'text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8', +# 'Accept-Language': 'en', +#} + +# Enable or disable spider middlewares +# See https://docs.scrapy.org/en/latest/topics/spider-middleware.html +#SPIDER_MIDDLEWARES = { +# 'jd_crawler_scrapy.middlewares.JdCrawlerScrapySpiderMiddleware': 543, +#} + +# Enable or disable downloader middlewares +# See https://docs.scrapy.org/en/latest/topics/downloader-middleware.html +DOWNLOADER_MIDDLEWARES = { + # 'jd_crawler_scrapy.middlewares.JdCrawlerScrapyDownloaderMiddleware': 543, + 'jd_crawler_scrapy.middlewares.UAMiddleware': 100, + 'jd_crawler_scrapy.middlewares.MyRetryMiddleware': 200, + #'jd_crawler_scrapy.middlewares.CookieMiddleware': 150, +} + +# Enable or disable extensions +# See https://docs.scrapy.org/en/latest/topics/extensions.html +#EXTENSIONS = { +# 'scrapy.extensions.telnet.TelnetConsole': None, +#} + +# Configure item pipelines +# See https://docs.scrapy.org/en/latest/topics/item-pipeline.html +ITEM_PIPELINES = { + 'jd_crawler_scrapy.pipelines.JdCrawlerScrapyPipeline': 300, +} + +# Enable and configure the AutoThrottle extension (disabled by default) +# See https://docs.scrapy.org/en/latest/topics/autothrottle.html +#AUTOTHROTTLE_ENABLED = True +# The initial download delay +#AUTOTHROTTLE_START_DELAY = 5 +# The maximum download delay to be set in case of high latencies +#AUTOTHROTTLE_MAX_DELAY = 60 +# The average number of requests Scrapy should be sending in parallel to +# each remote server +#AUTOTHROTTLE_TARGET_CONCURRENCY = 1.0 +# Enable showing throttling stats for every response received: +#AUTOTHROTTLE_DEBUG = False + +# Enable and configure HTTP caching (disabled by default) +# See https://docs.scrapy.org/en/latest/topics/downloader-middleware.html#httpcache-middleware-settings +#HTTPCACHE_ENABLED = True +#HTTPCACHE_EXPIRATION_SECS = 0 +#HTTPCACHE_DIR = 'httpcache' +#HTTPCACHE_IGNORE_HTTP_CODES = [] +#HTTPCACHE_STORAGE = 'scrapy.extensions.httpcache.FilesystemCacheStorage' + +# MYSQL CONF +MYSQL_CONF = { + "host": "127.0.0.1", + "user": "root", + "password": "zxy961231", + "db": "zxy" +} + +# LOG +LOG_FILE = "D:/log/jd_search.log" +LOG_LEVEL = "DEBUG" + +# DUP +#DUPEFILTER_CLASS = "jd_crawler_scrapy.middlewares.MyRFPDupeFilter" + +"""scrapy-redis settings""" +#更换调度器 +SCEDULER = 'scrapy_redis.scheduler.Scheduler' +# 更换消息队列 +SCEDULER_QUEUE_CLASS = 'scrapy_redis.queue.PriortyQueue' +# 更换过滤器, 将请求指纹保存在redis当中 +DUPEFILTER_CLASS = "scrapy_redis.dupefilter.RFPDupeFilter" +# 消息队列持久化, 不会清空redis中的消息队列 +SCHEDULER_PERSIST = True + +#REDIS配置 +REDIS_HOST = 'localhost' +REDIS_PORT = 6379 +REDIS_PARAMS = {'db': 5} #参数配置 diff --git "a/\347\254\254\344\272\214\346\234\237\350\256\255\347\273\203\350\220\245/5\347\217\255/5\347\217\255_\345\274\240\345\205\264\351\233\250/\347\254\254\345\215\201\344\272\214\345\221\250 3.15 -3.21/\347\254\254\344\270\200\350\212\202/spiders/.keep" "b/\347\254\254\344\272\214\346\234\237\350\256\255\347\273\203\350\220\245/5\347\217\255/5\347\217\255_\345\274\240\345\205\264\351\233\250/\347\254\254\345\215\201\344\272\214\345\221\250 3.15 -3.21/\347\254\254\344\270\200\350\212\202/spiders/.keep" new file mode 100644 index 0000000000000000000000000000000000000000..e69de29bb2d1d6434b8b29ae775ad8c2e48c5391 diff --git "a/\347\254\254\344\272\214\346\234\237\350\256\255\347\273\203\350\220\245/5\347\217\255/5\347\217\255_\345\274\240\345\205\264\351\233\250/\347\254\254\345\215\201\344\272\214\345\221\250 3.15 -3.21/\347\254\254\344\270\200\350\212\202/spiders/__init__.py" "b/\347\254\254\344\272\214\346\234\237\350\256\255\347\273\203\350\220\245/5\347\217\255/5\347\217\255_\345\274\240\345\205\264\351\233\250/\347\254\254\345\215\201\344\272\214\345\221\250 3.15 -3.21/\347\254\254\344\270\200\350\212\202/spiders/__init__.py" new file mode 100644 index 0000000000000000000000000000000000000000..ebd689ac51d69c5e1dbbe80083c2b20a39f8bb79 --- /dev/null +++ "b/\347\254\254\344\272\214\346\234\237\350\256\255\347\273\203\350\220\245/5\347\217\255/5\347\217\255_\345\274\240\345\205\264\351\233\250/\347\254\254\345\215\201\344\272\214\345\221\250 3.15 -3.21/\347\254\254\344\270\200\350\212\202/spiders/__init__.py" @@ -0,0 +1,4 @@ +# This package will contain the spiders of your Scrapy project +# +# Please refer to the documentation for information on how to create and manage +# your spiders. diff --git "a/\347\254\254\344\272\214\346\234\237\350\256\255\347\273\203\350\220\245/5\347\217\255/5\347\217\255_\345\274\240\345\205\264\351\233\250/\347\254\254\345\215\201\344\272\214\345\221\250 3.15 -3.21/\347\254\254\344\270\200\350\212\202/spiders/jd_detail.py" "b/\347\254\254\344\272\214\346\234\237\350\256\255\347\273\203\350\220\245/5\347\217\255/5\347\217\255_\345\274\240\345\205\264\351\233\250/\347\254\254\345\215\201\344\272\214\345\221\250 3.15 -3.21/\347\254\254\344\270\200\350\212\202/spiders/jd_detail.py" new file mode 100644 index 0000000000000000000000000000000000000000..e69de29bb2d1d6434b8b29ae775ad8c2e48c5391 diff --git "a/\347\254\254\344\272\214\346\234\237\350\256\255\347\273\203\350\220\245/5\347\217\255/5\347\217\255_\345\274\240\345\205\264\351\233\250/\347\254\254\345\215\201\344\272\214\345\221\250 3.15 -3.21/\347\254\254\344\270\200\350\212\202/spiders/jd_search.py" "b/\347\254\254\344\272\214\346\234\237\350\256\255\347\273\203\350\220\245/5\347\217\255/5\347\217\255_\345\274\240\345\205\264\351\233\250/\347\254\254\345\215\201\344\272\214\345\221\250 3.15 -3.21/\347\254\254\344\270\200\350\212\202/spiders/jd_search.py" new file mode 100644 index 0000000000000000000000000000000000000000..82d4511d03bc1fe1c7d0330c5f5aff7e1b85e788 --- /dev/null +++ "b/\347\254\254\344\272\214\346\234\237\350\256\255\347\273\203\350\220\245/5\347\217\255/5\347\217\255_\345\274\240\345\205\264\351\233\250/\347\254\254\345\215\201\344\272\214\345\221\250 3.15 -3.21/\347\254\254\344\270\200\350\212\202/spiders/jd_search.py" @@ -0,0 +1,65 @@ +import scrapy +import json +from bs4 import BeautifulSoup +from jd_crawler_scrapy.items import JdCrawlerScrapyItem +import time +from scrapy.exceptions import CloseSpider +from scrapy_redis.spiders import RedisSpider + +class JdSearch(RedisSpider): + name = "jd_search" + # 添加 redis_key 配置 + redis_key = f"{name}:start_urls" # 定死的写法 + + def make_request_from_data(self, data): + task = json.loads(data.decode("utf-8")) + return scrapy.http.FormRequest( + url=task['url'], + formdata=json.loads(task['body']) if task['body'] else '', + method=task['method'], + meta=task['meta'], + dont_filter=False, + callback=self.parse_search, + #errback=self.process_error + ) + + def parse_search(self, response): + print(response) + soup = BeautifulSoup(response.text, "lxml") + item_array = soup.select("ul[class='gl-warp clearfix'] li[class='gl-item']") + for item in item_array: + try: + sku_id = item.attrs["data-sku"] + img = item.select("img[data-img='1']") + price = item.select("div[class='p-price']") + title = item.select("div[class='p-name p-name-type-2']") + shop = item.select("div[class='p-shop']") + icons = item.select("div[class='p-icons']") + + img = img[0].attrs['data-lazy-img'] if img else "" + price = price[0].strong.i.text if price else "" + title = title[0].text.strip() if title else "" + shop = shop[0].a.attrs['title'] if shop[0].text.strip() else "" + icons = json.dumps([tag_ele.text for tag_ele in icons[0].select("i")]) if icons else '[]' + + item = JdCrawlerScrapyItem() + item["sku_id"] = sku_id + item["img"] = img + item["price"] = price + item["title"] = title + item["shop"] = shop + item["icons"] = icons + item["keyword"] = response.meta["keyword"] + item["sta_date"] = response.meta["sta_date"] + yield item + + except Exception as e: + print(e.args) + + """def process_error(self, failure): + print(failure) + if "身份已过期" in str(failure.value): + raise CloseSpider + # 记录异常 + # 发送通知 + # 重做任务""" \ No newline at end of file