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authoreldritch horrors <pennae@lix.systems>2024-10-22 18:00:00 +0200
committereldritch horrors <pennae@lix.systems>2024-10-23 11:32:14 +0000
commit67f1aafd610c028b160f2f2ac805e671ed7073de (patch)
treeb3c446132769e130b023642b4d0cb618b7e4a483 /doc
parent1d9d40b2a663464f1e6800d6de8df61433507423 (diff)
libstore: restrict curl protocols
previously it was possible to fetchurl a dict server, or an ldap server, or an imap server. this is a bit of a problem, both because rare schemes may not be available on all systems, and because some schemes (e.g. scp) are inherently insecure in potentially surprising ways we needn't allow. Change-Id: I18fc567c6f58c3221b5ea8ce927f4da780057828
Diffstat (limited to 'doc')
-rw-r--r--doc/manual/rl-next/download-protocols.md10
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diff --git a/doc/manual/rl-next/download-protocols.md b/doc/manual/rl-next/download-protocols.md
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+---
+synopsis: "transfers no longer allow arbitrary url schemas"
+category: Breaking Changes
+cls: [2106]
+credits: horrors
+---
+
+Lix no longer allows transfers using arbitrary url schemas. Only `http://`, `https://`, `ftp://`, `ftps://`, and `file://` urls are supported going forward. This affects `builtins.fetchurl`, `<nix/fetchurl.nix>`, transfers to and from binary caches, and all other uses of the internal file transfer code. Flake inputs using multi-protocol schemas (e.g. `git+ssh`) are not affected as those use external utilities to transfer data.
+
+The `s3://` scheme is not affected at all by this change and continues to work if S3 support is built into Lix.