DGNum/demarches-normaliennes
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refactor(url): use env variables in content security policies

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François Vantomme 2022-02-02 12:32:49 +01:00 committed by Pierre de La Morinerie
parent 0ad44bcfdb
commit 8eaecd184a
2 changed files with 26 additions and 9 deletions
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4
config/initializers/urls.rb → config/initializers/02_urls.rb
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@ -1,7 +1,9 @@
# rubocop:disable DS/ApplicationName
# API URLs
API_ADRESSE_URL = ENV.fetch("API_ADRESSE_URL", "https://api-adresse.data.gouv.fr")
API_ENTREPRISE_URL = ENV.fetch("API_ENTREPRISE_URL", "https://entreprise.api.gouv.fr/v2")
API_EDUCATION_URL = ENV.fetch("API_EDUCATION_URL", "https://data.education.gouv.fr/api/records/1.0")
API_GEO_URL = ENV.fetch("API_GEO_URL", "https://geo.api.gouv.fr")
API_PARTICULIER_URL = ENV.fetch("API_PARTICULIER_URL", "https://particulier.api.gouv.fr/api")
HELPSCOUT_API_URL = ENV.fetch("HELPSCOUT_API_URL", "https://api.helpscout.net/v2")
PIPEDRIVE_API_URL = ENV.fetch("PIPEDRIVE_API_URL", "https://api.pipedrive.com/v1")
@ -11,7 +13,7 @@ UNIVERSIGN_API_URL = ENV.fetch("UNIVERSIGN_API_URL", "https://ws.universign.eu/t
FEATURE_UPVOTE_URL = ENV.fetch("FEATURE_UPVOTE_URL", "https://demarches-simplifiees.featureupvote.com")
# Internal URLs
FOG_BASE_URL = "https://static.demarches-simplifiees.fr"
FOG_OPENSTACK_URL = ENV.fetch("FOG_OPENSTACK_URL", "https://static.demarches-simplifiees.fr")
# External services URLs
WEBINAIRE_URL = "https://app.livestorm.co/demarches-simplifiees"

31
config/initializers/content_security_policy.rb
View file

@ -4,30 +4,45 @@
# For further information see the following documentation
# https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/Content-Security-Policy
# rubocop:disable DS/ApplicationName
Rails.application.config.content_security_policy do |policy|
# Whitelist image
policy.img_src :self, "*.openstreetmap.org", "static.demarches-simplifiees.fr", "*.cloud.ovh.net", "stats.data.gouv.fr", "*", :data, :blob
images_whitelist = ["*.openstreetmap.org", "*.cloud.ovh.net", "*"]
images_whitelist << URI(FOG_OPENSTACK_URL).host if FOG_OPENSTACK_URL.present?
images_whitelist << URI(MATOMO_IFRAME_URL).host if MATOMO_IFRAME_URL.present?
policy.img_src(:self, :data, :blob, *images_whitelist)
# Whitelist JS: nous, sendinblue et matomo
# miniprofiler et nous avons quelques boutons inline :(
policy.script_src :self, "stats.data.gouv.fr", "*.sendinblue.com", "*.crisp.chat", "crisp.chat", "*.sibautomation.com", "sibautomation.com", 'cdn.jsdelivr.net', 'maxcdn.bootstrapcdn.com', 'code.jquery.com', :unsafe_eval, :unsafe_inline, :blob
scripts_whitelist = ["*.sendinblue.com", "*.crisp.chat", "crisp.chat", "*.sibautomation.com", "sibautomation.com", "cdn.jsdelivr.net", "maxcdn.bootstrapcdn.com", "code.jquery.com"]
scripts_whitelist << URI(MATOMO_IFRAME_URL).host if MATOMO_IFRAME_URL.present?
policy.script_src(:self, :unsafe_eval, :unsafe_inline, :blob, *scripts_whitelist)
# Pour les CSS, on a beaucoup de style inline et quelques balises <style>
# c'est trop compliqué pour être rectifié immédiatement (et sans valeur ajoutée:
# c'est hardcodé dans les vues, donc pas injectable).
policy.style_src :self, "*.crisp.chat", "crisp.chat", 'cdn.jsdelivr.net', 'maxcdn.bootstrapcdn.com', :unsafe_inline
policy.connect_src :self, "wss://*.crisp.chat", "*.crisp.chat", "*.demarches-simplifiees.fr", "in-automate.sendinblue.com", "app.franceconnect.gouv.fr", "sentry.io", "geo.api.gouv.fr", "api-adresse.data.gouv.fr", "openmaptiles.geo.data.gouv.fr", "openmaptiles.github.io", "tiles.geo.api.gouv.fr", "wxs.ign.fr", "data.education.gouv.fr"
policy.style_src(:self, "*.crisp.chat", "crisp.chat", 'cdn.jsdelivr.net', 'maxcdn.bootstrapcdn.com', :unsafe_inline)
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"]
connect_whitelist << URI(API_ADRESSE_URL).host if API_ADRESSE_URL.present?
connect_whitelist << URI(API_EDUCATION_URL).host if API_EDUCATION_URL.present?
connect_whitelist << URI(API_GEO_URL).host if API_GEO_URL.present?
connect_whitelist << "*.#{ENV.fetch('APP_HOST', 'localhost:3000')}"
policy.connect_src(:self, *connect_whitelist)
# Pour tout le reste, par défaut on accepte uniquement ce qui vient de chez nous
# et dans la notification on inclue la source de l'erreur
policy.default_src :self, :data, :blob, :report_sample, "fonts.gstatic.com", "in-automate.sendinblue.com", "player.vimeo.com", "app.franceconnect.gouv.fr", "sentry.io", "static.demarches-simplifiees.fr", "*.crisp.chat", "crisp.chat", "*.crisp.help", "*.sibautomation.com", "sibautomation.com", "data"
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"]
default_whitelist << URI(FOG_OPENSTACK_URL).host if FOG_OPENSTACK_URL.present?
policy.default_src(:self, :data, :blob, :report_sample, *default_whitelist)
if Rails.env.development?
# Les CSP ne sont pas appliquées en dev: on notifie cependant une url quelconque de la violation
# pour détecter les erreurs lors de l'ajout d'une nouvelle brique externe durant le développement
policy.report_uri "http://#{ENV['APP_HOST']}/csp/"
policy.report_uri "http://#{ENV.fetch('APP_HOST', 'localhost:3000')}/csp/"
# En développement, quand bin/webpack-dev-server est utilisé, on autorise les requêtes faites par le live-reload
policy.connect_src(*policy.connect_src, "ws://localhost:3035", "http://localhost:3035")
end
end
# rubocop:enable DS/ApplicationName
# If you are using UJS then enable automatic nonce generation
# Rails.application.config.content_security_policy_nonce_generator = -> request { SecureRandom.base64(16) }