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-rw-r--r--cgit.c5
-rw-r--r--cgit.h2
-rw-r--r--cgitrc.5.txt11
-rw-r--r--shared.c1
-rw-r--r--ui-plain.c10
5 files changed, 29 insertions, 0 deletions
diff --git a/cgit.c b/cgit.c
index 3ed1935..7f83a2d 100644
--- a/cgit.c
+++ b/cgit.c
@@ -55,6 +55,8 @@ static void repo_config(struct cgit_repo *repo, const char *name, const char *va
repo->enable_remote_branches = atoi(value);
else if (!strcmp(name, "enable-subject-links"))
repo->enable_subject_links = atoi(value);
+ else if (!strcmp(name, "enable-html-serving"))
+ repo->enable_html_serving = atoi(value);
else if (!strcmp(name, "branch-sort")) {
if (!strcmp(value, "age"))
repo->branch_sort = 1;
@@ -170,6 +172,8 @@ static void config_cb(const char *name, const char *value)
ctx.cfg.enable_remote_branches = atoi(value);
else if (!strcmp(name, "enable-subject-links"))
ctx.cfg.enable_subject_links = atoi(value);
+ else if (!strcmp(name, "enable-html-serving"))
+ ctx.cfg.enable_html_serving = atoi(value);
else if (!strcmp(name, "enable-tree-linenumbers"))
ctx.cfg.enable_tree_linenumbers = atoi(value);
else if (!strcmp(name, "enable-git-config"))
@@ -821,6 +825,7 @@ static void print_repo(FILE *f, struct cgit_repo *repo)
fprintf(f, "repo.logo-link=%s\n", repo->logo_link);
fprintf(f, "repo.enable-remote-branches=%d\n", repo->enable_remote_branches);
fprintf(f, "repo.enable-subject-links=%d\n", repo->enable_subject_links);
+ fprintf(f, "repo.enable-html-serving=%d\n", repo->enable_html_serving);
if (repo->branch_sort == 1)
fprintf(f, "repo.branch-sort=age\n");
if (repo->commit_sort) {
diff --git a/cgit.h b/cgit.h
index 4b4bcf4..de5c94a 100644
--- a/cgit.h
+++ b/cgit.h
@@ -101,6 +101,7 @@ struct cgit_repo {
int enable_log_linecount;
int enable_remote_branches;
int enable_subject_links;
+ int enable_html_serving;
int max_stats;
int branch_sort;
int commit_sort;
@@ -235,6 +236,7 @@ struct cgit_config {
int enable_log_linecount;
int enable_remote_branches;
int enable_subject_links;
+ int enable_html_serving;
int enable_tree_linenumbers;
int enable_git_config;
int local_time;
diff --git a/cgitrc.5.txt b/cgitrc.5.txt
index 759f353..47850a8 100644
--- a/cgitrc.5.txt
+++ b/cgitrc.5.txt
@@ -190,6 +190,13 @@ enable-subject-links::
in commit view. Default value: "0". See also:
"repo.enable-subject-links".
+enable-html-serving::
+ Flag which, when set to "1", will allow the /plain handler to serve
+ mimetype headers that result in the file being treated as HTML by the
+ browser. When set to "0", such file types are returned instead as
+ text/plain or application/octet-stream. Default value: "0". See also:
+ "repo.enable-html-serving".
+
enable-tree-linenumbers::
Flag which, when set to "1", will make cgit generate linenumber links
for plaintext blobs printed in the tree view. Default value: "1".
@@ -513,6 +520,10 @@ repo.enable-subject-links::
A flag which can be used to override the global setting
`enable-subject-links'. Default value: none.
+enable-html-serving::
+ A flag which can be used to override the global setting
+ `enable-html-serving`. Default value: none.
+
repo.hide::
Flag which, when set to "1", hides the repository from the repository
index. The repository can still be accessed by providing a direct path.
diff --git a/shared.c b/shared.c
index 42b2ddc..a078a27 100644
--- a/shared.c
+++ b/shared.c
@@ -61,6 +61,7 @@ struct cgit_repo *cgit_add_repo(const char *url)
ret->enable_log_linecount = ctx.cfg.enable_log_linecount;
ret->enable_remote_branches = ctx.cfg.enable_remote_branches;
ret->enable_subject_links = ctx.cfg.enable_subject_links;
+ ret->enable_html_serving = ctx.cfg.enable_html_serving;
ret->max_stats = ctx.cfg.max_stats;
ret->branch_sort = ctx.cfg.branch_sort;
ret->commit_sort = ctx.cfg.commit_sort;
diff --git a/ui-plain.c b/ui-plain.c
index 58addab..ff85113 100644
--- a/ui-plain.c
+++ b/ui-plain.c
@@ -37,6 +37,16 @@ static int print_object(const unsigned char *sha1, const char *path)
mimetype = get_mimetype_for_filename(path);
ctx.page.mimetype = mimetype;
+ if (!ctx.repo->enable_html_serving) {
+ html("X-Content-Type-Options: nosniff\n");
+ html("Content-Security-Policy: default-src 'none'\n");
+ if (mimetype) {
+ /* Built-in white list allows PDF and everything that isn't text/ and application/ */
+ if ((!strncmp(mimetype, "text/", 5) || !strncmp(mimetype, "application/", 12)) && strcmp(mimetype, "application/pdf"))
+ ctx.page.mimetype = NULL;
+ }
+ }
+
if (!ctx.page.mimetype) {
if (buffer_is_binary(buf, size)) {
ctx.page.mimetype = "application/octet-stream";