56 lines
3.6 KiB
Ruby
56 lines
3.6 KiB
Ruby
# Be sure to restart your server when you modify this file.
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# Define an application-wide content security policy
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# For further information see the following documentation
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# https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/Content-Security-Policy
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Rails.application.config.content_security_policy do |policy|
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# Whitelist image
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images_whitelist = ["*.openstreetmap.org", "*.cloud.ovh.net", "*"]
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images_whitelist << URI(FOG_OPENSTACK_URL).host if FOG_OPENSTACK_URL.present?
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images_whitelist << URI(MATOMO_IFRAME_URL).host if MATOMO_IFRAME_URL.present?
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policy.img_src(:self, :data, :blob, *images_whitelist)
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# Whitelist JS: nous, sendinblue et matomo
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# miniprofiler et nous avons quelques boutons inline :(
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scripts_whitelist = ["*.sendinblue.com", "*.crisp.chat", "crisp.chat", "*.sibautomation.com", "sibautomation.com", "cdn.jsdelivr.net", "maxcdn.bootstrapcdn.com", "code.jquery.com"]
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scripts_whitelist << URI(MATOMO_IFRAME_URL).host if MATOMO_IFRAME_URL.present?
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policy.script_src(:self, :unsafe_eval, :unsafe_inline, :blob, *scripts_whitelist)
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# Pour les CSS, on a beaucoup de style inline et quelques balises <style>
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# c'est trop compliqué pour être rectifié immédiatement (et sans valeur ajoutée:
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# c'est hardcodé dans les vues, donc pas injectable).
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policy.style_src(:self, "*.crisp.chat", "crisp.chat", 'cdn.jsdelivr.net', 'maxcdn.bootstrapcdn.com', :unsafe_inline)
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connect_whitelist = ["wss://*.crisp.chat", "*.crisp.chat", "in-automate.sendinblue.com", "app.franceconnect.gouv.fr", "sentry.io", "openmaptiles.geo.data.gouv.fr", "openmaptiles.github.io", "tiles.geo.api.gouv.fr", "wxs.ign.fr"]
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connect_whitelist << URI(API_ADRESSE_URL).host if API_ADRESSE_URL.present?
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connect_whitelist << URI(API_EDUCATION_URL).host if API_EDUCATION_URL.present?
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connect_whitelist << URI(API_GEO_URL).host if API_GEO_URL.present?
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connect_whitelist << "*.#{ENV.fetch('APP_HOST', 'localhost:3000')}"
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policy.connect_src(:self, *connect_whitelist)
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# Pour tout le reste, par défaut on accepte uniquement ce qui vient de chez nous
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# et dans la notification on inclue la source de l'erreur
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default_whitelist = ["fonts.gstatic.com", "in-automate.sendinblue.com", "player.vimeo.com", "app.franceconnect.gouv.fr", "sentry.io", "*.crisp.chat", "crisp.chat", "*.crisp.help", "*.sibautomation.com", "sibautomation.com", "data"]
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default_whitelist << URI(FOG_OPENSTACK_URL).host if FOG_OPENSTACK_URL.present?
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policy.default_src(:self, :data, :blob, :report_sample, *default_whitelist)
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if Rails.env.development?
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# Les CSP ne sont pas appliquées en dev: on notifie cependant une url quelconque de la violation
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# pour détecter les erreurs lors de l'ajout d'une nouvelle brique externe durant le développement
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policy.report_uri "http://#{ENV.fetch('APP_HOST', 'localhost:3000')}/csp/"
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# En développement, quand bin/webpack-dev-server est utilisé, on autorise les requêtes faites par le live-reload
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policy.connect_src(*policy.connect_src, "ws://localhost:3035", "http://localhost:3035")
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end
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end
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# If you are using UJS then enable automatic nonce generation
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# Rails.application.config.content_security_policy_nonce_generator = -> request { SecureRandom.base64(16) }
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# Set the nonce only to specific directives
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# Rails.application.config.content_security_policy_nonce_directives = %w(script-src)
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# Report CSP violations to a specified URI
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# For further information see the following documentation:
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# https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/Content-Security-Policy-Report-Only
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# Rails.application.config.content_security_policy_report_only = true
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