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73 lines
2.9 KiB
73 lines
2.9 KiB
From 93aec0e3ca451bcc97f6d91c14d5399d13a73365 Mon Sep 17 00:00:00 2001
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From: Eric Covener <covener@apache.org>
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Date: Tue, 25 Jun 2024 15:28:00 +0000
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Subject: [PATCH] Merge r1918553 from trunk:
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block inadvertent subst of special filenames
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+ cosmetic merge conflicts
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git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/branches/2.4.x@1918600 13f79535-47bb-0310-9956-ffa450edef68
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---
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modules/mappers/mod_rewrite.c | 38 ++++++++++++++++++++++++-----------
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1 file changed, 26 insertions(+), 12 deletions(-)
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diff --git a/modules/mappers/mod_rewrite.c b/modules/mappers/mod_rewrite.c
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index 4be51de..0df25ee 100644
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--- a/modules/mappers/mod_rewrite.c
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+++ b/modules/mappers/mod_rewrite.c
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@@ -4272,6 +4272,32 @@ static int apply_rewrite_rule(rewriterule_entry *p, rewrite_ctx *ctx)
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return 2;
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}
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+ /* Add the previously stripped per-directory location prefix, unless
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+ * (1) it's an absolute URL path and
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+ * (2) it's a full qualified URL
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+ */
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+ if (!is_proxyreq && *newuri != '/' && !is_absolute_uri(newuri, NULL)) {
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+ if (ctx->perdir) {
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+ rewritelog((r, 3, ctx->perdir, "add per-dir prefix: %s -> %s%s",
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+ newuri, ctx->perdir, newuri));
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+
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+ newuri = apr_pstrcat(r->pool, ctx->perdir, newuri, NULL);
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+ }
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+ else if (!(p->flags & (RULEFLAG_PROXY | RULEFLAG_FORCEREDIRECT))) {
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+ /* Not an absolute URI-path and the scheme (if any) is unknown,
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+ * and it won't be passed to fully_qualify_uri() below either,
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+ * so add an implicit '/' prefix. This avoids potentially a common
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+ * rule like "RewriteRule ^/some/path(.*) $1" that is given a path
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+ * like "/some/pathscheme:..." to produce the fully qualified URL
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+ * "scheme:..." which could be misinterpreted later.
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+ */
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+ rewritelog((r, 3, ctx->perdir, "add root prefix: %s -> /%s",
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+ newuri, newuri));
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+
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+ newuri = apr_pstrcat(r->pool, "/", newuri, NULL);
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+ }
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+ }
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+
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/* Now adjust API's knowledge about r->filename and r->args */
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r->filename = newuri;
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@@ -4281,18 +4307,6 @@ static int apply_rewrite_rule(rewriterule_entry *p, rewrite_ctx *ctx)
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splitout_queryargs(r, p->flags);
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- /* Add the previously stripped per-directory location prefix, unless
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- * (1) it's an absolute URL path and
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- * (2) it's a full qualified URL
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- */
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- if ( ctx->perdir && !is_proxyreq && *r->filename != '/'
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- && !is_absolute_uri(r->filename, NULL)) {
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- rewritelog((r, 3, ctx->perdir, "add per-dir prefix: %s -> %s%s",
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- r->filename, ctx->perdir, r->filename));
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-
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- r->filename = apr_pstrcat(r->pool, ctx->perdir, r->filename, NULL);
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- }
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-
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/* If this rule is forced for proxy throughput
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* (`RewriteRule ... ... [P]') then emulate mod_proxy's
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* URL-to-filename handler to be sure mod_proxy is triggered
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