{"id":9679,"date":"2026-09-16T16:47:06","date_gmt":"2026-09-16T07:47:06","guid":{"rendered":"https:\/\/since2020.jp\/media\/?p=9679"},"modified":"2026-09-16T17:10:43","modified_gmt":"2026-09-16T08:10:43","slug":"cron-strftime-percent-escape-sqlite","status":"publish","type":"post","link":"https:\/\/since2020.jp\/media\/cron-strftime-percent-escape-sqlite\/","title":{"rendered":"cron\u306e\u30b3\u30de\u30f3\u30c9\u304cstrftime(\u2018\u3067\u9014\u5207\u308c\u305f\u2014SQLite\u306e%\u306e\u7f60\u3092\u30ed\u30b0\u304b\u3089\u8abf\u67fb\u3057\u305f\u65b9\u6cd5"},"content":{"rendered":"\n<p>Google Cloud Compute Engine\u4e0a\u306eLinux VM\u3067\u7a3c\u50cd\u3059\u308bAPI\u30c7\u30fc\u30bf\u53ce\u96c6\u57fa\u76e4\u3067\u3001\u300c\u30bf\u30fc\u30df\u30ca\u30eb\u3067\u306f\u6210\u529f\u3059\u308b\u306e\u306b\u3001cron\u3067\u306f\u52d5\u304b\u306a\u3044\u300d\u3068\u3044\u3046\u554f\u984c\u306b\u906d\u9047\u3057\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<p>\u76f4\u63a5\u539f\u56e0\u306f\u3001crontab\u306b\u8a18\u8ff0\u3057\u305f<code>%s<\/code>\u3092cron\u304c\u7279\u6b8a\u6587\u5b57\u3068\u3057\u3066\u89e3\u91c8\u3057\u305f\u3053\u3068\u3067\u3059\u3002<br>\u4e00\u65b9\u3001SQL\u3001\u6761\u4ef6\u5224\u5b9a\u3001\u5916\u90e8\u901a\u4fe1\u30921\u884c\u306ecrontab\u3078\u76f4\u63a5\u8a18\u8ff0\u3057\u3066\u3044\u305f\u3053\u3068\u3082\u3001\u969c\u5bb3\u3092\u8d77\u3053\u3057\u3084\u3059\u304f\u3001\u539f\u56e0\u3092\u78ba\u8a8d\u3057\u306b\u304f\u304f\u3057\u305f\u69cb\u9020\u7684\u306a\u8981\u56e0\u3067\u3057\u305f\u3002<\/p>\n\n\n\n<p>\u672c\u8a18\u4e8b\u3067\u306f\u3001\u76f4\u63a5\u539f\u56e0\u306e\u7279\u5b9a\u306b\u52a0\u3048\u3001\u76e3\u8996\u51e6\u7406\u3092\u30b7\u30a7\u30eb\u30b9\u30af\u30ea\u30d7\u30c8\u3078\u5206\u96e2\u3059\u308b\u6848\u3082\u7d39\u4ecb\u3057\u307e\u3059\u3002<br>\u306a\u304a\u3001\u969c\u5bb3\u5bfe\u5fdc\u6642\u306b\u4fdd\u5b58\u3057\u305f\u30ed\u30b0\u3068\u4f5c\u696d\u8a18\u9332\u3092\u3082\u3068\u306b\u518d\u69cb\u6210\u3057\u3066\u3044\u307e\u3059\u3002<br>\u691c\u8a3c\u74b0\u5883\u306f\u3001Google Cloud Compute Engine\u4e0a\u306eUbuntu 24.04 LTS\u3067\u3059\u3002cron 3.0pl1-184ubuntu2\u3001SQLite 3.45.1\u3092\u4f7f\u7528\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">cron\u3068SQLite\u3067\u5b9f\u884c\u3057\u3066\u3044\u305f\u6b7b\u6d3b\u76e3\u8996\u306e\u4ed5\u7d44\u307f<\/h2>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"454\" src=\"https:\/\/since2020.jp\/media\/wp-content\/uploads\/2026\/09\/\u56f31-1024x454.jpeg\" alt=\"\" class=\"wp-image-9680\" srcset=\"https:\/\/since2020.jp\/media\/wp-content\/uploads\/2026\/09\/\u56f31-1024x454.jpeg 1024w, https:\/\/since2020.jp\/media\/wp-content\/uploads\/2026\/09\/\u56f31-300x133.jpeg 300w, https:\/\/since2020.jp\/media\/wp-content\/uploads\/2026\/09\/\u56f31-768x341.jpeg 768w, https:\/\/since2020.jp\/media\/wp-content\/uploads\/2026\/09\/\u56f31-1536x682.jpeg 1536w, https:\/\/since2020.jp\/media\/wp-content\/uploads\/2026\/09\/\u56f31-2048x909.jpeg 2048w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\">SQLite\u306efetch_log\u78ba\u8a8d\u304b\u3089Healthchecks.io\u3078\u306ePing\u307e\u3067\u306e\u51e6\u7406\u30d5\u30ed\u30fc<\/figcaption><\/figure>\n\n\n\n<p>\u5bfe\u8c61\u306f\u3001Python\u30b3\u30ec\u30af\u30bf\u304cAPI\u309225\u79d2\u9593\u9694\u3067\u547c\u3073\u51fa\u3059\u30c7\u30fc\u30bf\u53ce\u96c6\u57fa\u76e4\u3067\u3059\u3002\u53d6\u5f97\u306e\u305f\u3073\u306b\u3001\u7d50\u679c\u3092<code>fetch_log<\/code>\u30c6\u30fc\u30d6\u30eb\u3078\u8a18\u9332\u3057\u3066\u3044\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<p>SQLite\u306f\u3001\u30c7\u30fc\u30bf\u30921\u3064\u306e\u30d5\u30a1\u30a4\u30eb\u3067\u6271\u3048\u308b\u8efd\u91cf\u306a\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3067\u3059\u3002<code>fetch_log<\/code>\u306e\u53d6\u5f97\u6642\u523b<code>polled_at<\/code>\u304b\u3089\u3001\u53ce\u96c6\u304c\u7d9a\u3044\u3066\u3044\u308b\u304b\u3092\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u76e3\u8996\u306b\u306f<strong>cron<\/strong>\u3068<strong>Healthchecks.io<\/strong>\u3092\u4f7f\u3044\u307e\u3057\u305f\u3002<strong>cron<\/strong>\u306f\u3001\u6c7a\u3081\u305f\u6642\u523b\u3084\u9593\u9694\u3067\u30b3\u30de\u30f3\u30c9\u3092\u81ea\u52d5\u5b9f\u884c\u3059\u308bLinux\u306e\u4ed5\u7d44\u307f\u3067\u3059\u3002<strong>Healthchecks.io<\/strong>\u306f\u3001\u5b9a\u671f\u7684\u306aPing\u304c\u6765\u306a\u304f\u306a\u3063\u305f\u5834\u5408\u306b\u7570\u5e38\u3092\u691c\u77e5\u3059\u308b\u76e3\u8996\u30b5\u30fc\u30d3\u30b9\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u8a2d\u8a08\u3057\u305f\u76e3\u8996\u51e6\u7406\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>cron\u304c15\u5206\u3054\u3068\u306b\u8d77\u52d5\u3059\u308b<\/li>\n\n\n\n<li>SQLite\u306e<code>fetch_log<\/code>\u3092\u8abf\u3079\u308b<\/li>\n\n\n\n<li>\u76f4\u8fd110\u5206\u4ee5\u5185\u306e\u53d6\u5f97\u4ef6\u6570\u3092\u6570\u3048\u308b<\/li>\n\n\n\n<li>1\u4ef6\u4ee5\u4e0a\u306a\u3089Healthchecks.io\u3078Ping\u3059\u308b<\/li>\n\n\n\n<li>\u53d6\u5f97\u8a18\u9332\u304c\u306a\u3051\u308c\u3070Ping\u3057\u306a\u3044<\/li>\n<\/ol>\n\n\n\n<p>\u203b\u306a\u304a\u3001\u3053\u306e\u8a2d\u5b9a\u3067\u306f\u505c\u6b62\u3092\u5373\u6642\u306b\u691c\u77e5\u3067\u304d\u305a\u3001\u505c\u6b62\u3057\u305f\u6642\u523b\u306b\u3088\u3063\u3066\u306f\u6b21\u56de\u306ecron\u3067\u3082Ping\u3055\u308c\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u969c\u5bb3\u767a\u751f\u6642\u306b\u767b\u9332\u3055\u308c\u3066\u3044\u305f\u76e3\u8996\u30b3\u30de\u30f3\u30c9\u3092\u533f\u540d\u5316\u3059\u308b\u3068\u3001\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002\u4ee5\u4e0b\u306f<strong>\u4fee\u6b63\u524d<\/strong>\u306e\u8a2d\u5b9a\u3067\u3042\u308a\u3001\u305d\u306e\u307e\u307e\u4f7f\u7528\u3057\u306a\u3044\u3067\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism off-numbers lang-plain\" data-show-lang=\"0\"><code>*\/15 * * * * n=$(sqlite3 \/path\/to\/collector.db &quot;SELECT COUNT(*) FROM fetch_log WHERE polled_at &gt; strftime(&#039;%s&#039;,&#039;now&#039;)-600;&quot;); [ &quot;$n&quot; -gt 0 ] &amp;&amp; curl -fsS -m 10 &quot;&lt;HEALTHCHECKS_PING_URL&gt;&quot; &gt;\/dev\/null<\/code><\/pre><\/div>\n\n\n\n<p><code>strftime('%s','now')<\/code>\u306fSQLite\u5358\u4f53\u3067\u306f\u6b63\u3057\u304f\u3001\u624b\u52d5\u5b9f\u884c\u306b\u3082\u6210\u529f\u3057\u307e\u3057\u305f\u3002\u3057\u304b\u3057cron\u7d4c\u7531\u3067\u306f\u81ea\u52d5Ping\u3055\u308c\u306a\u304b\u3063\u305f\u305f\u3081\u3001\u4e21\u8005\u306e\u9055\u3044\u3092\u5207\u308a\u5206\u3051\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">cron\u306f\u8d77\u52d5\u3057\u3066\u3044\u305f\u304c\u3001\u30b3\u30de\u30f3\u30c9\u304c\u9014\u4e2d\u3067\u5207\u308c\u3066\u3044\u305f<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">syslog\u306e\u78ba\u8a8d<\/h3>\n\n\n\n<p>\u6700\u521d\u306b\u78ba\u8a8d\u3057\u305f\u306e\u306f\u3001\u30b8\u30e7\u30d6\u304c\u4e88\u5b9a\u6642\u523b\u306b\u8d77\u52d5\u3057\u305f\u304b\u3067\u3059\u3002<strong>syslog<\/strong>\u306f\u3001OS\u3084\u30b5\u30fc\u30d3\u30b9\u306e\u52d5\u4f5c\u72b6\u6cc1\u304c\u8a18\u9332\u3055\u308c\u308b\u30ed\u30b0\u3067\u3059\u3002syslog\u306b\u306f\u3001\u6b21\u306e\u8a18\u9332\u304c\u4e26\u3093\u3067\u3044\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism off-numbers lang-plain\"><code>15:00:01 (USER) CMD (... strftime(&#039;)\n15:15:01 (USER) CMD (... strftime(&#039;)\n15:30:01 (USER) CMD (... strftime(&#039;)<\/code><\/pre><\/div>\n\n\n\n<p>\u203b\u30ed\u30b0\u306f\u6a5f\u5bc6\u60c5\u5831\u3092\u542b\u307e\u306a\u3044\u5f62\u306b\u533f\u540d\u5316\u3057\u3001\u65e5\u4ed8\u3001\u30db\u30b9\u30c8\u540d\u3001<code>CRON<\/code>\u306e\u30d7\u30ed\u30bb\u30b9ID\u306a\u3069\u306e\u30d7\u30ec\u30d5\u30a3\u30c3\u30af\u30b9\u3092\u7701\u7565\u3057\u3066\u6574\u5f62\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p>15\u5206\u3054\u3068\u306e<code>CMD<\/code>\u884c\u304b\u3089\u3001cron\u30b8\u30e7\u30d6\u81ea\u4f53\u306f\u8d77\u52d5\u3057\u3066\u3044\u305f\u3068\u5206\u304b\u308a\u307e\u3059\u3002\u3057\u304b\u3057\u3001\u30b3\u30de\u30f3\u30c9\u306f\u6bce\u56de\u540c\u3058<code>strftime('<\/code>\u3067\u9014\u5207\u308c\u3066\u3044\u307e\u3059\u3002\u3064\u307e\u308a\u3001\u300c\u8d77\u52d5\u3057\u305f\u300d\u3068\u300c\u51e6\u7406\u5168\u4f53\u304c\u6210\u529f\u3057\u305f\u300d\u306f\u5225\u3067\u3057\u305f\u3002<\/p>\n\n\n\n<p>\u540c\u6642\u306b\u3001\u6b21\u306e\u30e1\u30c3\u30bb\u30fc\u30b8\u3082\u8a18\u9332\u3055\u308c\u3066\u3044\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism off-numbers lang-plain\"><code>(CRON) info (No MTA installed, discarding output)<\/code><\/pre><\/div>\n\n\n\n<p><code>No MTA installed<\/code>\u306f\u3001\u30e1\u30fc\u30eb\u8ee2\u9001\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8\uff08MTA\uff09\u304c\u306a\u3044\u305f\u3081\u3001cron\u304c\u30b8\u30e7\u30d6\u306e\u51fa\u529b\u3092\u30e1\u30fc\u30eb\u9001\u4fe1\u3067\u304d\u305a\u7834\u68c4\u3057\u305f\u3053\u3068\u3092\u793a\u3059\u4ed8\u968f\u30e1\u30c3\u30bb\u30fc\u30b8\u3067\u3059\u3002\u4eca\u56de\u306f\u3001<code>%<\/code>\u306b\u3088\u308b\u30b3\u30de\u30f3\u30c9\u5206\u65ad\u3067\u751f\u3058\u305f\u30a8\u30e9\u30fc\u51fa\u529b\u306b\u4f34\u3063\u3066\u8a18\u9332\u3055\u308c\u305f\u3068\u8003\u3048\u3089\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<p><code>No MTA installed<\/code>\u306f\u3001\u4eca\u56de\u306e\u30b3\u30de\u30f3\u30c9\u5206\u65ad\u3092\u767a\u751f\u3055\u305b\u305f\u76f4\u63a5\u539f\u56e0\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u305f\u3060\u3057\u3001cron\u304c\u51fa\u529b\u3057\u305f\u30a8\u30e9\u30fc\u3092\u30e1\u30fc\u30eb\u3067\u53d7\u3051\u53d6\u308c\u305a\u3001\u7834\u68c4\u3057\u3066\u3044\u308b\u72b6\u614b\u306f\u904b\u7528\u4e0a\u306e\u30ea\u30b9\u30af\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u672c\u756a\u904b\u7528\u3067\u306f\u3001\u6a19\u6e96\u51fa\u529b\u3068\u6a19\u6e96\u30a8\u30e9\u30fc\u3092\u30ed\u30b0\u3078\u4fdd\u5b58\u3059\u308b\u3001journald\u3084Cloud Logging\u3078\u8ee2\u9001\u3059\u308b\u3001\u307e\u305f\u306f\u30e1\u30fc\u30eb\u901a\u77e5\u3092\u69cb\u6210\u3059\u308b\u306a\u3069\u3001\u5931\u6557\u6642\u306e\u51fa\u529b\u3092\u78ba\u8a8d\u3067\u304d\u308b\u7d4c\u8def\u3092\u7528\u610f\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">SQLite\u30fb\u6761\u4ef6\u5206\u5c90\u30fb\u5916\u90e8\u901a\u4fe1\u3092\u500b\u5225\u306b\u78ba\u8a8d<\/h3>\n\n\n\n<p>\u6b21\u306b\u3001\u4e00\u884c\u306ecron\u30b3\u30de\u30f3\u30c9\u3092\u300cSQLite\u300d\u300c\u30b7\u30a7\u30eb\u306e\u6761\u4ef6\u5224\u5b9a\u300d\u300c\u5916\u90e8\u901a\u4fe1\u300d\u306b\u5206\u3051\u307e\u3057\u305f\u3002\u524d\u534a\u304b\u3089\u9806\u306b\u5358\u72ec\u3067\u8a66\u3059\u3068\u3001\u3069\u3053\u307e\u3067\u6b63\u5e38\u304b\u3092\u72ed\u3081\u3089\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u307e\u305a\u3001cron\u3092\u4ecb\u3055\u305a\u306bSQLite\u30af\u30a8\u30ea\u3092\u5b9f\u884c\u3057\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism off-numbers lang-bash\" data-lang=\"Bash\" data-show-lang=\"0\"><code>n=$(sqlite3 \/path\/to\/collector.db \\\n  &quot;SELECT COUNT(*) FROM fetch_log WHERE polled_at &gt; strftime(&#039;%s&#039;,&#039;now&#039;)-600;&quot;)\n\necho &quot;\u76f4\u8fd110\u5206\u306e\u53d6\u5f97\u56de\u6570=$n&quot;<\/code><\/pre><\/div>\n\n\n\n<p>SQLite\u306e\u5b9f\u884c\u7d50\u679c\u306f<code>24<\/code>\u3067\u3057\u305f\u3002\u7d9a\u3044\u3066<code>[ \"$n\" -gt 0 ]<\/code>\u3092\u78ba\u8a8d\u3057\u3001\u4ef6\u6570\u304c1\u4ef6\u4ee5\u4e0a\u306e\u5834\u5408\u306b\u5f8c\u7d9a\u51e6\u7406\u3078\u9032\u3080\u6761\u4ef6\u3082\u6210\u7acb\u3057\u307e\u3057\u305f\u3002\u6700\u5f8c\u306b<code>curl<\/code>\u3092\u5358\u72ec\u3067\u5b9f\u884c\u3057\u3001Healthchecks.io\u304b\u3089<code>OK<\/code>\u304c\u8fd4\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u307e\u3057\u305f\u3002\u3057\u305f\u304c\u3063\u3066\u3001GCP VM\u304b\u3089\u306eHTTPS\u901a\u4fe1\u3068Ping URL\u306e\u6709\u52b9\u6027\u3082\u500b\u5225\u306b\u306f\u554f\u984c\u3042\u308a\u307e\u305b\u3093\u3067\u3057\u305f\u3002<\/p>\n\n\n\n<p>\u305f\u3060\u3057\u3001\u624b\u52d5\u5b9f\u884c\u306e\u6210\u529f\u306fcron\u7d4c\u7531\u306e\u6210\u529f\u3092\u8a3c\u660e\u3057\u307e\u305b\u3093\u3002cron\u306b\u3088\u308b\u30b3\u30de\u30f3\u30c9\u89e3\u6790\u3092\u901a\u3089\u306a\u3044\u304b\u3089\u3067\u3059\u3002\u3053\u3053\u3067SQLite\u3001\u6761\u4ef6\u5206\u5c90\u3001Healthchecks.io\u3092\u539f\u56e0\u5019\u88dc\u304b\u3089\u5916\u3057\u3001\u300c\u624b\u52d5\u5b9f\u884c\u3068cron\u5b9f\u884c\u306e\u5dee\u300d\u3078\u8abf\u67fb\u3092\u7d5e\u308c\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"493\" src=\"https:\/\/since2020.jp\/media\/wp-content\/uploads\/2026\/09\/\u56f32-1024x493.jpeg\" alt=\"\" class=\"wp-image-9681\" srcset=\"https:\/\/since2020.jp\/media\/wp-content\/uploads\/2026\/09\/\u56f32-1024x493.jpeg 1024w, https:\/\/since2020.jp\/media\/wp-content\/uploads\/2026\/09\/\u56f32-300x145.jpeg 300w, https:\/\/since2020.jp\/media\/wp-content\/uploads\/2026\/09\/\u56f32-768x370.jpeg 768w, https:\/\/since2020.jp\/media\/wp-content\/uploads\/2026\/09\/\u56f32-1536x740.jpeg 1536w, https:\/\/since2020.jp\/media\/wp-content\/uploads\/2026\/09\/\u56f32-2048x986.jpeg 2048w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\">cron\u306e\u8d77\u52d5\u78ba\u8a8d\u304b\u3089SQLite\u3001\u6761\u4ef6\u5206\u5c90\u3001\u5916\u90e8\u901a\u4fe1\u3092\u9806\u756a\u306b\u8abf\u3079\u308b\u969c\u5bb3\u5207\u308a\u5206\u3051\u30d5\u30ed\u30fc\u30c1\u30e3\u30fc\u30c8<\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">\u539f\u56e0\u306fcrontab\u306b\u304a\u3051\u308b<code>%<\/code>\u306e\u7279\u6b8a\u89e3\u91c8\u3060\u3063\u305f<\/h2>\n\n\n\n<p>\u539f\u56e0\u306f\u3001crontab\u306e\u30b3\u30de\u30f3\u30c9\u6b04\u306b\u3042\u308b\u30a8\u30b9\u30b1\u30fc\u30d7\u3055\u308c\u3066\u3044\u306a\u3044<code>%<\/code>\u3067\u3059\u3002<a href=\"https:\/\/man7.org\/linux\/man-pages\/man5\/crontab.5.html\">crontab(5)\u306e\u8aac\u660e<\/a>\u3067\u306f\u3001\u30b3\u30de\u30f3\u30c9\u5185\u306e<code>%<\/code>\u306f\u30d0\u30c3\u30af\u30b9\u30e9\u30c3\u30b7\u30e5\u3067\u30a8\u30b9\u30b1\u30fc\u30d7\u3057\u306a\u3044\u9650\u308a\u6539\u884c\u3078\u5909\u63db\u3055\u308c\u3001\u6700\u521d\u306e<code>%<\/code>\u3088\u308a\u5f8c\u308d\u306f\u30b3\u30de\u30f3\u30c9\u306e\u6a19\u6e96\u5165\u529b\u3078\u6e21\u3055\u308c\u308b\u3068\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u30b7\u30a7\u30eb\u5411\u3051\u306e\u5f15\u7528\u7b26\u3067\u56f2\u3093\u3067\u3082\u3001\u3053\u306ecron\u306e\u89e3\u91c8\u306f\u9632\u3052\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<p>\u4fee\u6b63\u524d\u306eSQL\u306b\u306f\u3001SQLite\u3068\u3057\u3066\u6b63\u3057\u3044\u6b21\u306e\u8a18\u8ff0\u304c\u3042\u308a\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism off-numbers lang-plain\"><code>strftime(&#039;%s&#039;,&#039;now&#039;)<\/code><\/pre><\/div>\n\n\n\n<p>\u3057\u304b\u3057\u3001SQLite\u3078\u5c4a\u304f\u524d\u306bcron\u304c<code>%<\/code>\u3092\u89e3\u91c8\u3057\u307e\u3059\u3002\u305d\u306e\u7d50\u679c\u3001\u30b7\u30a7\u30eb\u3078\u6e21\u3055\u308c\u308b\u30b3\u30de\u30f3\u30c9\u306f\u6b21\u306e\u4f4d\u7f6e\u3067\u5206\u65ad\u3055\u308c\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism off-numbers lang-plain\"><code>strftime(&#039;<\/code><\/pre><\/div>\n\n\n\n<p>\u30b7\u30a7\u30eb\u3078\u6e21\u3055\u308c\u305f\u6587\u5b57\u5217\u306b\u306f\u3001SQL\u3092\u56f2\u3093\u3067\u3044\u305f\u30c0\u30d6\u30eb\u30af\u30a9\u30fc\u30c8\u3084\u30b3\u30de\u30f3\u30c9\u7f6e\u63db\u306e<code>)<\/code>\u304c\u6b20\u3051\u3001\u69cb\u6587\u89e3\u6790\u306e\u6bb5\u968e\u3067\u51e6\u7406\u304c\u7d42\u4e86\u3057\u307e\u3059\u3002\u305d\u306e\u305f\u3081\u3001SQLite\u30af\u30a8\u30ea\u3001\u6761\u4ef6\u5224\u5b9a\u3001<code>curl<\/code>\u306f\u3044\u305a\u308c\u3082\u5b9f\u884c\u3055\u308c\u305a\u3001Healthchecks.io\u3078\u306ePing\u3082\u9001\u3089\u308c\u307e\u305b\u3093\u3067\u3057\u305f\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"502\" src=\"https:\/\/since2020.jp\/media\/wp-content\/uploads\/2026\/09\/\u56f33-1024x502.jpeg\" alt=\"\" class=\"wp-image-9682\" srcset=\"https:\/\/since2020.jp\/media\/wp-content\/uploads\/2026\/09\/\u56f33-1024x502.jpeg 1024w, https:\/\/since2020.jp\/media\/wp-content\/uploads\/2026\/09\/\u56f33-300x147.jpeg 300w, https:\/\/since2020.jp\/media\/wp-content\/uploads\/2026\/09\/\u56f33-768x376.jpeg 768w, https:\/\/since2020.jp\/media\/wp-content\/uploads\/2026\/09\/\u56f33-1536x753.jpeg 1536w, https:\/\/since2020.jp\/media\/wp-content\/uploads\/2026\/09\/\u56f33-2048x1004.jpeg 2048w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\">cron\u304c\u30a8\u30b9\u30b1\u30fc\u30d7\u3055\u308c\u3066\u3044\u306a\u3044%\u3092\u5883\u306b\u3001\u30b3\u30de\u30f3\u30c9\u3068\u6a19\u6e96\u5165\u529b\u3078\u5206\u3051\u308b\u30a4\u30e1\u30fc\u30b8<\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">\u66ab\u5b9a\u5fa9\u65e7\u3068\u3057\u3066crontab\u5185\u306e<code>%s<\/code>\u3092<code>\\%s<\/code>\u3078\u4fee\u6b63<\/h2>\n\n\n\n<p>\u6700\u5c0f\u4fee\u6b63\u306f\u3001crontab\u5185\u306e<code>%s<\/code>\u3060\u3051\u3092<code>\\%s<\/code>\u3078\u5909\u3048\u308b\u3053\u3068\u3067\u3059\u3002<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism off-numbers lang-plain\"><code>- strftime(&#039;%s&#039;,&#039;now&#039;)\n+ strftime(&#039;\\%s&#039;,&#039;now&#039;)<\/code><\/pre><\/div>\n\n\n\n<p>\u4fee\u6b63\u5f8c\u306ecrontab\u306f\u6b21\u306e\u5f62\u3067\u3059\u3002<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism off-numbers lang-plain\"><code>*\/15 * * * * n=$(sqlite3 \/path\/to\/collector.db &quot;SELECT COUNT(*) FROM fetch_log WHERE polled_at &gt; strftime(&#039;\\%s&#039;,&#039;now&#039;)-600;&quot;); [ &quot;$n&quot; -gt 0 ] &amp;&amp; curl -fsS -m 10 &quot;&lt;HEALTHCHECKS_PING_URL&gt;&quot; &gt;\/dev\/null<\/code><\/pre><\/div>\n\n\n\n<p>\u3053\u308c\u306fSQLite\u306eSQL\u4ed5\u69d8\u3092\u5909\u66f4\u3059\u308b\u3082\u306e\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002cron\u306b\u3088\u308b\u5206\u65ad\u3092\u9632\u304e\u3001SQLite\u3078\u901a\u5e38\u306e<code>%s<\/code>\u3092\u6e21\u3059\u305f\u3081\u306e\u30a8\u30b9\u30b1\u30fc\u30d7\u3067\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u4fee\u6b63\u5f8c\u306f\u8a2d\u5b9a\u30fbsyslog\u30fb\u81ea\u52d5Ping\u3092\u78ba\u8a8d<\/h2>\n\n\n\n<p>\u4fee\u6b63\u5f8c\u306f\u3001\u307e\u305a\u767b\u9332\u5185\u5bb9\u305d\u306e\u3082\u306e\u3092\u78ba\u8a8d\u3057\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism off-numbers lang-bash\" data-lang=\"Bash\" data-show-lang=\"0\"><code>crontab -l | grep strftime<\/code><\/pre><\/div>\n\n\n\n<p>\u6b21\u306e\u6587\u5b57\u5217\u304c\u767b\u9332\u3055\u308c\u3066\u3044\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism off-numbers lang-plain\"><code>strftime(&#039;\\%s&#039;,&#039;now&#039;)<\/code><\/pre><\/div>\n\n\n\n<p>\u7d9a\u3044\u3066\u3001\u81ea\u52d5\u5b9f\u884c\u5f8c\u306esyslog\u3092\u78ba\u8a8d\u3057\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism off-numbers lang-bash\" data-lang=\"Bash\" data-show-lang=\"0\"><code>grep &#039;CRON.*CMD&#039; \/var\/log\/syslog \\\n  | grep -F &#039;sqlite3 \/path\/to\/collector.db&#039; \\\n  | tail -n 5<\/code><\/pre><\/div>\n\n\n\n<p><code>grep CRON<\/code>\u3060\u3051\u3067\u306f\u3001\u540c\u3058\u30b5\u30fc\u30d0\u30fc\u3067\u52d5\u304f\u5225\u306ecron\u30b8\u30e7\u30d6\u304c\u7d50\u679c\u306b\u6df7\u3056\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u5bfe\u8c61\u306eDB\u30d1\u30b9\u3084\u30b9\u30af\u30ea\u30d7\u30c8\u540d\u306a\u3069\u3001\u305d\u306e\u30b8\u30e7\u30d6\u3092\u8b58\u5225\u3067\u304d\u308b\u6587\u5b57\u5217\u3067\u3082\u7d5e\u308a\u8fbc\u307f\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u7d50\u679c\u306f\u3001\u30b3\u30de\u30f3\u30c9\u304c<code>strftime('<\/code>\u3067\u9014\u5207\u308c\u305a\u3001\u672b\u5c3e\u306e<code>&gt;\/dev\/null<\/code>\u307e\u3067\u8a18\u9332\u3055\u308c\u3066\u3044\u307e\u3057\u305f\u3002\u3053\u308c\u306b\u3088\u308a\u3001cron\u306b\u3088\u308b\u30b3\u30de\u30f3\u30c9\u5206\u65ad\u304c\u89e3\u6d88\u3057\u305f\u3053\u3068\u3092\u78ba\u8a8d\u3067\u304d\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<p>\u306a\u304a\u3001syslog\u3067\u306f<code>strftime('%s','now')<\/code>\u306e\u3088\u3046\u306b\u30d0\u30c3\u30af\u30b9\u30e9\u30c3\u30b7\u30e5\u306a\u3057\u3067\u8868\u793a\u3055\u308c\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002cron\u304c\u30a8\u30b9\u30b1\u30fc\u30d7\u3092\u51e6\u7406\u3057\u3066\u304b\u3089\u30b7\u30a7\u30eb\u3078\u6e21\u3059\u305f\u3081\u3067\u3059\u3002crontab\u306b\u767b\u9332\u3055\u308c\u305f\u5024\u306f\u3001syslog\u3067\u306f\u306a\u304f<code>crontab -l<\/code>\u3067\u78ba\u8a8d\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u305d\u3053\u3067\u3001\u51e6\u7406\u304c\u6700\u5f8c\u307e\u3067\u5b9f\u884c\u3055\u308c\u305f\u304b\u3092\u78ba\u304b\u3081\u308b\u305f\u3081\u3001Healthchecks.io\u306e\u53d7\u4fe1\u5c65\u6b74\u3082\u78ba\u8a8d\u3057\u307e\u3057\u305f\u300216:30\u300116:45\u300117:00\u300117:15\u306e4\u56de\u304c15\u5206\u9593\u9694\u3067<code>OK<\/code>\u3068\u8a18\u9332\u3055\u308c\u3001\u30c1\u30a7\u30c3\u30af\u72b6\u614b\u3082<code>up<\/code>\u3078\u5fa9\u5e30\u3057\u3066\u3044\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<p>\u3053\u308c\u306b\u3088\u308a\u3001cron\u306e\u8d77\u52d5\u3001SQLite\u30af\u30a8\u30ea\u5b9f\u884c\u3001\u4ef6\u6570\u306e\u53d6\u5f97\u3001\u6761\u4ef6\u5224\u5b9a\u306e\u6210\u7acb\u3001<code>curl<\/code>\u306e\u5b9f\u884c\u3001Healthchecks.io\u306b\u3088\u308bPing\u306e\u53d7\u4fe1\u307e\u3067\u3001\u4e00\u9023\u306e\u51e6\u7406\u304c\u52d5\u3044\u305f\u3068\u5224\u65ad\u3057\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u518d\u767a\u9632\u6b62\u6848\u3068\u3057\u3066\u76e3\u8996\u51e6\u7406\u3092\u30b7\u30a7\u30eb\u30b9\u30af\u30ea\u30d7\u30c8\u3078\u5206\u96e2<\/h2>\n\n\n\n<p><code>\\%s<\/code>\u3078\u306e\u5909\u66f4\u3067\u4eca\u56de\u306e\u969c\u5bb3\u306f\u89e3\u6d88\u3067\u304d\u307e\u3059\u3002\u3057\u304b\u3057\u3001\u8907\u6570\u306e\u51e6\u7406\u3092crontab\u3078\u76f4\u63a5\u8a18\u8ff0\u3059\u308b\u69cb\u6210\u3067\u306f\u3001\u5f15\u7528\u7b26\u3084\u7279\u6b8a\u6587\u5b57\u306b\u3088\u308b\u554f\u984c\u304c\u518d\u767a\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u305d\u306e\u305f\u3081\u3001\u6700\u5c0f\u4fee\u6b63\u3068\u306f\u5225\u306b\u3001\u76e3\u8996\u51e6\u7406\u3092\u30b7\u30a7\u30eb\u30b9\u30af\u30ea\u30d7\u30c8\u3078\u5206\u96e2\u3059\u308b\u3053\u3068\u3092\u518d\u767a\u9632\u6b62\u6848\u3068\u3057\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<p><code>%s<\/code>\u306e\u66f8\u304d\u65b9\u306f\u3001\u5b9f\u884c\u3059\u308b\u5834\u6240\u306b\u3088\u3063\u3066\u7570\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u5b9f\u884c\u5834\u6240<\/th><th>\u66f8\u304d\u65b9<\/th><th>\u7406\u7531<\/th><\/tr><\/thead><tbody><tr><td>\u30bf\u30fc\u30df\u30ca\u30eb<\/td><td><code>%s<\/code><\/td><td>cron\u306b\u3088\u308b\u89e3\u6790\u3092\u53d7\u3051\u306a\u3044<\/td><\/tr><tr><td>crontab\u306e\u30b3\u30de\u30f3\u30c9\u6b04<\/td><td><code>\\%s<\/code><\/td><td>cron\u306b\u3088\u308b<code>%<\/code>\u306e\u89e3\u91c8\u3092\u9632\u3050<\/td><\/tr><tr><td>\u30b7\u30a7\u30eb\u30b9\u30af\u30ea\u30d7\u30c8<\/td><td><code>%s<\/code><\/td><td>\u30b9\u30af\u30ea\u30d7\u30c8\u306e\u5185\u5bb9\u306fcron\u304c\u76f4\u63a5\u89e3\u6790\u3057\u306a\u3044<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>\u8907\u96d1\u306a\u51e6\u7406\u306f\u3001\u6b21\u306e\u3088\u3046\u306b\u30b7\u30a7\u30eb\u30b9\u30af\u30ea\u30d7\u30c8\u3078\u5206\u96e2\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-bash\" data-lang=\"Bash\" data-show-lang=\"0\"><code>#!\/usr\/bin\/env bash\nset -eu\n\nDB_PATH=&quot;\/path\/to\/collector.db&quot;\nPING_URL=&quot;&lt;HEALTHCHECKS_PING_URL&gt;&quot;\n\ncount=$(sqlite3 &quot;$DB_PATH&quot; \\\n  &quot;SELECT COUNT(*) FROM fetch_log WHERE polled_at &gt; strftime(&#039;%s&#039;,&#039;now&#039;)-600;&quot;)\n\nif [ &quot;$count&quot; -gt 0 ]; then\n  curl -fsS -m 10 &quot;$PING_URL&quot; &gt;\/dev\/null\nfi<\/code><\/pre><\/div>\n\n\n\n<p>crontab\u306b\u306f\u3001\u30b9\u30af\u30ea\u30d7\u30c8\u306e\u547c\u3073\u51fa\u3057\u3060\u3051\u3092\u8a18\u8ff0\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism off-numbers lang-plain\"><code>*\/15 * * * * \/path\/to\/check_collector.sh &gt;&gt; \/path\/to\/check_collector.log 2&gt;&amp;1<\/code><\/pre><\/div>\n\n\n\n<p>cron\u304c\u76f4\u63a5\u89e3\u6790\u3059\u308b\u306e\u306f\u3001crontab\u306e\u30b3\u30de\u30f3\u30c9\u6b04\u3067\u3059\u3002\u547c\u3073\u51fa\u3055\u308c\u305f\u30b9\u30af\u30ea\u30d7\u30c8\u306e\u5185\u5bb9\u307e\u3067\u540c\u3058\u65b9\u6cd5\u3067\u89e3\u6790\u3059\u308b\u308f\u3051\u3067\u306f\u306a\u3044\u305f\u3081\u3001\u30b9\u30af\u30ea\u30d7\u30c8\u5185\u3067\u306f\u901a\u5e38\u306e<code>%s<\/code>\u3092\u4f7f\u7528\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p><code>2&gt;&amp;1<\/code>\u3092\u6307\u5b9a\u3059\u308b\u3068\u3001\u6a19\u6e96\u51fa\u529b\u3068\u6a19\u6e96\u30a8\u30e9\u30fc\u3092\u540c\u3058\u30ed\u30b0\u3078\u6b8b\u305b\u307e\u3059\u3002\u30b9\u30af\u30ea\u30d7\u30c8\u5358\u4f53\u3067\u624b\u52d5\u30c6\u30b9\u30c8\u3067\u304d\u308b\u307b\u304b\u3001\u5f15\u7528\u7b26\u3084\u30a8\u30b9\u30b1\u30fc\u30d7\u306e\u30df\u30b9\u3092\u6e1b\u3089\u3057\u3001Git\u3067\u5909\u66f4\u5c65\u6b74\u3092\u7ba1\u7406\u3057\u3084\u3059\u304f\u306a\u308b\u70b9\u3082\u5229\u70b9\u3067\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u307e\u3068\u3081<\/h2>\n\n\n\n<p>\u4eca\u56de\u306e\u969c\u5bb3\u5bfe\u5fdc\u304b\u3089\u5f97\u305f\u6559\u8a13\u306f\u3001\u6b21\u306e3\u70b9\u3067\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>crontab\u306e\u30b3\u30de\u30f3\u30c9\u6b04\u3067<code>%<\/code>\u3092\u4f7f\u3046\u5834\u5408\u306f\u3001<code>\\%<\/code>\u306e\u3088\u3046\u306b\u30a8\u30b9\u30b1\u30fc\u30d7\u3059\u308b<\/li>\n\n\n\n<li>SQL\u3084\u6761\u4ef6\u5206\u5c90\u3092\u542b\u3080\u51e6\u7406\u306f\u30b7\u30a7\u30eb\u30b9\u30af\u30ea\u30d7\u30c8\u3078\u5206\u96e2\u3059\u308b<\/li>\n\n\n\n<li>cron\u306e\u8d77\u52d5\u3060\u3051\u3067\u306a\u304f\u3001\u30a8\u30e9\u30fc\u51fa\u529b\u3068\u51e6\u7406\u7d50\u679c\u307e\u3067\u78ba\u8a8d\u3067\u304d\u308b\u7d4c\u8def\u3092\u7528\u610f\u3059\u308b<\/li>\n<\/ul>\n\n\n\n<p>\u624b\u52d5\u5b9f\u884c\u304c\u6210\u529f\u3057\u3066\u3082\u3001cron\u306b\u3088\u308b\u30b3\u30de\u30f3\u30c9\u89e3\u6790\u3092\u901a\u3057\u305f\u5b9f\u884c\u304c\u6210\u529f\u3059\u308b\u3068\u306f\u9650\u308a\u307e\u305b\u3093\u3002syslog\u3067\u30b3\u30de\u30f3\u30c9\u306e\u9014\u5207\u308c\u65b9\u3092\u78ba\u8a8d\u3057\u3001\u51e6\u7406\u3092\u69cb\u6210\u8981\u7d20\u3054\u3068\u306b\u5207\u308a\u5206\u3051\u305f\u3053\u3068\u304c\u3001\u539f\u56e0\u306e\u7279\u5b9a\u306b\u3064\u306a\u304c\u308a\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u53c2\u8003\u6587\u732e<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Canonical, <a href=\"https:\/\/manpages.ubuntu.com\/manpages\/noble\/ja\/man5\/crontab.5.html\">crontab(5) \u2014 Ubuntu 24.04 LTS \u65e5\u672c\u8a9e\u30de\u30cb\u30e5\u30a2\u30eb<\/a>\uff08\u65e5\u672c\u8a9e\uff09<\/li>\n\n\n\n<li>SQLite, <a href=\"https:\/\/www.sqlite.org\/lang_datefunc.html\">Date And Time Functions<\/a>\uff08\u82f1\u8a9e\uff09<\/li>\n\n\n\n<li><a href=\"http:\/\/healthchecks.io\/\">Healthchecks.io<\/a>, <a href=\"https:\/\/healthchecks.io\/docs\/monitoring_cron_jobs\/\">How to Monitor Cron Jobs with Healthchecks.io<\/a>\uff08\u82f1\u8a9e\uff09<\/li>\n\n\n\n<li><a href=\"http:\/\/healthchecks.io\/\">Healthchecks.io<\/a>, <a href=\"https:\/\/healthchecks.io\/docs\/http_api\/\">Pinging API<\/a>\uff08\u82f1\u8a9e\uff09<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Google Cloud Compute Engine\u4e0a\u306eLinux VM\u3067\u7a3c\u50cd\u3059\u308bAPI\u30c7\u30fc\u30bf\u53ce\u96c6\u57fa\u76e4\u3067\u3001\u300c\u30bf\u30fc\u30df\u30ca\u30eb\u3067\u306f\u6210\u529f\u3059\u308b\u306e\u306b\u3001cron\u3067\u306f\u52d5\u304b\u306a\u3044\u300d\u3068\u3044\u3046\u554f\u984c\u306b\u906d\u9047\u3057\u307e\u3057\u305f\u3002 \u76f4\u63a5\u539f\u56e0\u306f\u3001crontab\u306b\u8a18\u8ff0 [&hellip;]<\/p>\n","protected":false},"author":107,"featured_media":9687,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"content-type":"","swell_btn_cv_data":"","footnotes":"","_wp_rev_ctl_limit":""},"categories":[1246,1249],"tags":[1404,515,1406,464,1405,1407],"class_list":["post-9679","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-data-infrastructure","category-knowledge","tag-cron","tag-linux","tag-shell","tag-sqlite","tag-syslog","tag-1407"],"_links":{"self":[{"href":"https:\/\/since2020.jp\/media\/wp-json\/wp\/v2\/posts\/9679","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/since2020.jp\/media\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/since2020.jp\/media\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/since2020.jp\/media\/wp-json\/wp\/v2\/users\/107"}],"replies":[{"embeddable":true,"href":"https:\/\/since2020.jp\/media\/wp-json\/wp\/v2\/comments?post=9679"}],"version-history":[{"count":12,"href":"https:\/\/since2020.jp\/media\/wp-json\/wp\/v2\/posts\/9679\/revisions"}],"predecessor-version":[{"id":9699,"href":"https:\/\/since2020.jp\/media\/wp-json\/wp\/v2\/posts\/9679\/revisions\/9699"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/since2020.jp\/media\/wp-json\/wp\/v2\/media\/9687"}],"wp:attachment":[{"href":"https:\/\/since2020.jp\/media\/wp-json\/wp\/v2\/media?parent=9679"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/since2020.jp\/media\/wp-json\/wp\/v2\/categories?post=9679"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/since2020.jp\/media\/wp-json\/wp\/v2\/tags?post=9679"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}