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url: introduce git_net_url_matches_pattern_list

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Provide a utility method on a url to determine if it matches any pattern
in a comma-separated list, similar to what one would find in `NO_PROXY`
environment variables.
This commit is contained in:
Edward Thomson
2021-08-31 22:01:34 -04:00
parent e5ba0a3c37
commit 9e98e443ca
3 changed files with 71 additions and 0 deletions
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19
src/net.c
View File

@@ -459,6 +459,25 @@ bool git_net_url_matches_pattern(git_net_url *url, const char *pattern)
return matches_pattern(url, pattern, strlen(pattern));
}
bool git_net_url_matches_pattern_list(
git_net_url *url,
const char *pattern_list)
{
const char *pattern, *pattern_end, *sep;
for (pattern = pattern_list;
pattern && *pattern;
pattern = sep ? sep + 1 : NULL) {
sep = strchr(pattern, ',');
pattern_end = sep ? sep : strchr(pattern, '\0');
if (matches_pattern(url, pattern, (pattern_end - pattern)))
return true;
}
return false;
}
void git_net_url_dispose(git_net_url *url)
{
if (url->username)

3
src/net.h
View File

@@ -58,6 +58,9 @@ extern int git_net_url_fmt_path(git_buf *buf, git_net_url *url);
extern bool git_net_url_matches_pattern(
git_net_url *url,
const char *pattern);
extern bool git_net_url_matches_pattern_list(
git_net_url *url,
const char *pattern_list);
/** Disposes the contents of the structure. */
extern void git_net_url_dispose(git_net_url *url);

49
tests/network/url/pattern.c
View File

@@ -52,3 +52,52 @@ void test_network_url_pattern__single(void)
git_net_url_dispose(&url);
}
}
void test_network_url_pattern__list(void)
{
git_net_url url;
size_t i;
struct url_pattern url_patterns[] = {
/* Wildcard matches */
{ "https://example.com/", "", false },
{ "https://example.com/", "*", true },
{ "https://example.com/", ",example.com,", true },
{ "https://example.com/", "foo,,example.com,,bar", true },
{ "https://example.com/", "foo,,zzz,,*,,bar", true },
/* Literals */
{ "https://example.com/", "example.com", true },
{ "https://example.com/", "foo.bar,example.com", true },
{ "https://example.com/", "foo.bar", false },
{ "https://example.com/", "foo.bar,example.org", false },
{ "https://www.example.com/", "foo.example.com,www.example.com,bar.example.com", true },
{ "https://www.example.com/", "foo.example.com,baz.example.com,bar.example.com", false },
{ "https://foo.example.com/", "www.example.com", false },
{ "https://foo.example.com/", "bar.example.com,www.example.com,", false },
/* Wildcards */
{ "https://example.com/", ".example.com", true },
{ "https://example.com/", "*.example.com", true },
{ "https://example.com/", "foo.com,bar.com,.example.com", true },
{ "https://example.com/", ".foo.com,.bar.com,.example.com", true },
{ "https://example.com/", ".foo.com,.bar.com,asdf.com", false },
{ "https://example.com/", "*.foo,*.bar,*.example.com,*.asdf", true },
{ "https://example.com/", "*.foo,*.bar,*.asdf", false },
/* Ports! */
{ "https://example.com/", "example.com:443", true },
{ "https://example.com/", "example.com:42,example.com:443,example.com:99", true },
{ "https://example.com/", "example.com:42,example.com:80,example.org:443", false },
{ "https://example.com:1443/", "example.com", true },
{ "https://example.com:44/", "example.com:443", false },
{ "https://example.com:443/", "example.com:44", false },
};
for (i = 0; i < ARRAY_SIZE(url_patterns); i++) {
cl_git_pass(git_net_url_parse(&url, url_patterns[i].url));
cl_assert_(git_net_url_matches_pattern_list(&url, url_patterns[i].pattern) == url_patterns[i].matches, url_patterns[i].pattern);
git_net_url_dispose(&url);
}
}