{"id":3953,"date":"2020-11-25T11:05:30","date_gmt":"2020-11-25T10:05:30","guid":{"rendered":"https:\/\/esferas.org\/msqlu\/?p=3953"},"modified":"2020-11-25T11:05:32","modified_gmt":"2020-11-25T10:05:32","slug":"attempt-to-perform-an-operation-not-allowed-by-the-security-policy","status":"publish","type":"post","link":"https:\/\/esferas.org\/msqlu\/2020\/11\/25\/attempt-to-perform-an-operation-not-allowed-by-the-security-policy\/","title":{"rendered":"attempt to perform an operation not allowed by the security policy"},"content":{"rendered":"\n<p>Y as\u00ed empezamos cuando intentamos convertir (con el programa <em>convert<\/em> de ImageMagick) una imagen en formato <em>eps<\/em> a <em>png<\/em>. <\/p>\n\n\n\n<!--more-->\n\n\n\n<p>Y es que resulta que en las \u00faltimas versiones de ImageMagick hay una normativa que excluye los formatos de <em>ghostscript<\/em>. \u00bf Por qu\u00e9 ? Ni idea por el momento. <\/p>\n\n\n\n<p>Si intentas hacer justamente esto:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code lang=\"bash\" class=\"language-bash\">victor@falcata:~\/Descargas$ convert Debian.eps debian.png\n convert-im6.q16: attempt to perform an operation not allowed by the security policy <code>PS' @ error\/constitute.c\/IsCoderAuthorized\/408. convert-im6.q16: no images defined<\/code>debian.png' @ error\/convert.c\/ConvertImageCommand\/3258.<\/code><\/pre>\n\n\n\n<p>Buscando en la red me encuentro <a href=\"https:\/\/www.itechlounge.net\/2020\/09\/web-imagickexception-attempt-to-perform-an-operation-not-allowed-by-the-security-policy-pdf\/\" target=\"_blank\" rel=\"noreferrer noopener\">el art\u00edculo de ITechLounge <\/a>que dice c\u00f3mo repararlo. Bueno, m\u00e1s bien c\u00f3mo eliminar la norma y tirar hacia adelante. <\/p>\n\n\n\n<p>Como administrador editas el archivo <em>\/etc\/ImageMagick-6\/policy.xml<\/em> y borras o comentas las l\u00edneas dedicadas a este origen:<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/esferas.org\/msqlu\/wp-content\/uploads\/sites\/12\/2020\/11\/image-12.png\"><img loading=\"lazy\" decoding=\"async\" width=\"733\" height=\"208\" src=\"https:\/\/esferas.org\/msqlu\/wp-content\/uploads\/sites\/12\/2020\/11\/image-12.png\" alt=\"\" class=\"wp-image-3954\" srcset=\"https:\/\/esferas.org\/msqlu\/wp-content\/uploads\/sites\/12\/2020\/11\/image-12.png 733w, https:\/\/esferas.org\/msqlu\/wp-content\/uploads\/sites\/12\/2020\/11\/image-12-300x85.png 300w\" sizes=\"auto, (max-width: 733px) 100vw, 733px\" \/><\/a><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>Y as\u00ed empezamos cuando intentamos convertir (con el programa convert de ImageMagick) una imagen en formato eps a png.<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_import_markdown_pro_load_document_selector":0,"_import_markdown_pro_submit_text_textarea":"","webmentions_disabled_pings":false,"webmentions_disabled":false,"footnotes":""},"categories":[2],"tags":[1076,871,628,1075,1077],"class_list":["post-3953","post","type-post","status-publish","format-standard","hentry","category-software","tag-error","tag-ghostscript","tag-imagemagick","tag-itechlounge","tag-policy"],"_links":{"self":[{"href":"https:\/\/esferas.org\/msqlu\/wp-json\/wp\/v2\/posts\/3953","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/esferas.org\/msqlu\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/esferas.org\/msqlu\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/esferas.org\/msqlu\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/esferas.org\/msqlu\/wp-json\/wp\/v2\/comments?post=3953"}],"version-history":[{"count":1,"href":"https:\/\/esferas.org\/msqlu\/wp-json\/wp\/v2\/posts\/3953\/revisions"}],"predecessor-version":[{"id":3955,"href":"https:\/\/esferas.org\/msqlu\/wp-json\/wp\/v2\/posts\/3953\/revisions\/3955"}],"wp:attachment":[{"href":"https:\/\/esferas.org\/msqlu\/wp-json\/wp\/v2\/media?parent=3953"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/esferas.org\/msqlu\/wp-json\/wp\/v2\/categories?post=3953"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/esferas.org\/msqlu\/wp-json\/wp\/v2\/tags?post=3953"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}