{"id":320,"date":"2026-04-07T21:02:26","date_gmt":"2026-04-07T12:02:26","guid":{"rendered":"https:\/\/falcon21.space\/kazuya\/work\/?p=320"},"modified":"2026-04-19T17:03:51","modified_gmt":"2026-04-19T08:03:51","slug":"httpd-service-referenced-but-unset-environment-variable-evaluates-to-an-empty-string-options","status":"publish","type":"post","link":"https:\/\/falcon21.space\/kazuya\/work\/?p=320","title":{"rendered":"httpd.service: Referenced but unset environment variable evaluates to an empty string: OPTIONS"},"content":{"rendered":"\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p>\u3053\u306e\u30e1\u30c3\u30bb\u30fc\u30b8\u306fsystemd\u304b\u3089\u306e\u8b66\u544a(\u30d0\u30fc\u30b8\u30e7\u30f3 254 \u4ee5\u964d\u3067\u5c0e\u5165)\u3002\u30d5\u30a1\u30a4\u30eb\u304c\u30b3\u30de\u30f3\u30c9\u3067httpd.service\u6307\u5b9a\u3055\u308c\u305f\u5909\u6570\u3092\u53c2\u7167\u3057\u3066\u3044\u307e\u3059\u304c\u3001\u305d\u306e\u5909\u6570\u306b\u306f\u5b9a\u7fa9\u6e08\u307f\u306e\u5024\u304c\u3042\u308a\u307e\u305b\u3093\u3002$OPTIONSExecStart<\/p>\n\n\n\n<p>\u3053\u308c\u306f\u30a8\u30e9\u30fc\u3067\u3059\u304b\uff1f<br>\u901a\u5e38\u306f\u7121\u5bb3\uff1a\u307b\u3068\u3093\u3069\u306e\u5834\u5408\u3001\u3053\u306e\u30e1\u30c3\u30bb\u30fc\u30b8\u306f\u7121\u5bb3\u3067\u3042\u308a\u3001\u30b5\u30fc\u30d3\u30b9\u304c\u6b63\u5e38\u306b\u8d77\u52d5\u3057\u305f\u5834\u5408\u306f\u7121\u8996\u3057\u3066\u3082\u554f\u984c\u3042\u308a\u307e\u305b\u3093\u3002<br>\u8aa4\u89e3\u3092\u62db\u304f\u60c5\u5831\uff1a Apache\u304c\u8d77\u52d5\u3057\u306a\u3044\u5834\u5408\u3001\u3053\u306e\u8b66\u544a\u304c\u539f\u56e0\u3067\u3042\u308b\u3068\u306f\u9650\u308a\u307e\u305b\u3093\u3002\u5b9f\u969b\u306eApache\u30a8\u30e9\u30fc\u30ed\u30b0\uff08\u901a\u5e38\u306f\/var\/log\/httpd\/error_log\uff09\u3092\u78ba\u8a8d\u3059\u308b\u304b\u3001\u3092\u4f7f\u7528\u3057\u3066journalctl -xeu httpd.service\u3001\u8a2d\u5b9a\u69cb\u6587\u306e\u554f\u984c\u3084\u30dd\u30fc\u30c8\u306e\u7af6\u5408\u306a\u3069\u3001\u672c\u5f53\u306e\u81f4\u547d\u7684\u306a\u30a8\u30e9\u30fc\u3092\u7279\u5b9a\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>                                                             \u4fee\u6b63\u65b9\u6cd5<\/code><\/pre>\n\n\n\n<p>\u30ed\u30b0\u304b\u3089\u3053\u306e\u8b66\u544a\u3092\u524a\u9664\u3059\u308b\u306b\u306f\u3001\u4e3b\u306b2\u3064\u306e\u65b9\u6cd5\u304c\u3042\u308a\u307e\u3059<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u5909\u6570\u3092\u5b9a\u7fa9\u3059\u308b<br>\u3053\u306e\u30b5\u30fc\u30d3\u30b9\u306f\u901a\u5e38\u3001\u3053\u306e\u5909\u6570\u304c\/etc\/sysconfig\/httpd\uff08RHEL\/CentOS\/Fedora \u3067\u306f\uff09\u307e\u305f\u306fEnvironmentFile\u30c7\u30a3\u30ec\u30af\u30c6\u30a3\u30d6\u306b\u3088\u3063\u3066\u5b9a\u7fa9\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u3092\u60f3\u5b9a\u3057\u3066\u3044\u307e\u3059 \u30d5\u30a1\u30a4\u30eb\u3092\u958b\u304f\uff1asudo vi \/etc\/sysconfig\/httpd<br>\u3000\u6b21\u306e\u884c\u3092\u8ffd\u52a0\u3057\u3066\u304f\u3060\u3055\u3044<br>\u3000\u3000OPTIONS=\uff08\u7a7a\u3067\u3042\u3063\u3066\u3082\u300c\u8a2d\u5b9a\u6e08\u307f\u300d\u3068\u307f\u306a\u3055\u308c\u307e\u3059\uff09<\/li>\n\n\n\n<li>\u53c2\u7167\u3092\u524a\u9664\u3059\u308b\uff08\u6700\u3082\u7c21\u5358\u306a\u65b9\u6cd5\uff09<br>systemctl edit \u30b3\u30de\u30f3\u30c9\u3092\u4f7f\u7528\u3059\u308b\u3068\u3001\u30c7\u30d5\u30a9\u30eb\u30c8\u306e\u8d77\u52d5\u30b3\u30de\u30f3\u30c9\u3092\u4e0a\u66f8\u304d\u3067\u304d\u307e\u3059\u3002<br>\u8d70\u308b\uff1asudo systemctl edit httpd.service<br>\u30aa\u30fc\u30d0\u30fc\u30e9\u30a4\u30c9\u30d5\u30a1\u30a4\u30eb\u306b\u4ee5\u4e0b\u306e\u884c\u3092\u8ffd\u52a0\u3057\u3066\u304f\u3060\u3055\u3044\u3002<br>\u3053\u308c<\/li>\n<\/ol>\n\n\n\n<p>[Service]<br>ExecStart=<br>ExecStart=\/usr\/sbin\/httpd -DFOREGROUND<\/p>\n\n\n\n<p>\u4fdd\u5b58\u3057\u3066\u7d42\u4e86\u3057\u3001\u6b21\u306b\u5b9f\u884c\u3057\u307e\u3059<br>sudo systemctl daemon-reload &amp;&amp; sudo systemctl restart httpd\u3002<\/p>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u3053\u306e\u30e1\u30c3\u30bb\u30fc\u30b8\u306fsystemd\u304b\u3089\u306e\u8b66\u544a(\u30d0\u30fc\u30b8\u30e7\u30f3 254 \u4ee5\u964d\u3067\u5c0e\u5165)\u3002\u30d5\u30a1\u30a4\u30eb\u304c\u30b3\u30de\u30f3\u30c9\u3067httpd.service\u6307\u5b9a\u3055\u308c\u305f\u5909\u6570\u3092\u53c2\u7167\u3057\u3066\u3044\u307e\u3059\u304c\u3001\u305d\u306e\u5909\u6570\u306b\u306f\u5b9a\u7fa9\u6e08\u307f\u306e\u5024\u304c\u3042\u308a\u307e\u305b\u3093\u3002$OPTIONSExecS [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[29,19,1],"tags":[23],"class_list":["post-320","post","type-post","status-publish","format-standard","hentry","category-httpd-","category-19","category-1","tag-httpd"],"_links":{"self":[{"href":"https:\/\/falcon21.space\/kazuya\/work\/index.php?rest_route=\/wp\/v2\/posts\/320","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/falcon21.space\/kazuya\/work\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/falcon21.space\/kazuya\/work\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/falcon21.space\/kazuya\/work\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/falcon21.space\/kazuya\/work\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=320"}],"version-history":[{"count":1,"href":"https:\/\/falcon21.space\/kazuya\/work\/index.php?rest_route=\/wp\/v2\/posts\/320\/revisions"}],"predecessor-version":[{"id":321,"href":"https:\/\/falcon21.space\/kazuya\/work\/index.php?rest_route=\/wp\/v2\/posts\/320\/revisions\/321"}],"wp:attachment":[{"href":"https:\/\/falcon21.space\/kazuya\/work\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=320"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/falcon21.space\/kazuya\/work\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=320"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/falcon21.space\/kazuya\/work\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=320"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}