91 lines
3.8 KiB
C
91 lines
3.8 KiB
C
/* SPDX-License-Identifier: LGPL-2.1-or-later */
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#include "fd-util.h"
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#include "fileio.h"
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#include "networkd-routing-policy-rule.h"
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#include "string-util.h"
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#include "tests.h"
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#include "tmpfile-util.h"
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static void test_rule_serialization(const char *title, const char *ruleset, const char *expected) {
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char pattern[] = "/tmp/systemd-test-routing-policy-rule.XXXXXX",
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pattern2[] = "/tmp/systemd-test-routing-policy-rule.XXXXXX",
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pattern3[] = "/tmp/systemd-test-routing-policy-rule.XXXXXX";
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const char *cmd;
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int fd, fd2, fd3;
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_cleanup_fclose_ FILE *f = NULL, *f2 = NULL, *f3 = NULL;
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Set *rules = NULL;
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_cleanup_free_ char *buf = NULL;
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size_t buf_size;
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log_info("========== %s ==========", title);
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log_info("put:\n%s\n", ruleset);
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fd = mkostemp_safe(pattern);
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assert_se(fd >= 0);
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assert_se(f = fdopen(fd, "a+"));
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assert_se(write_string_stream(f, ruleset, 0) == 0);
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assert_se(routing_policy_load_rules(pattern, &rules) == 0);
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fd2 = mkostemp_safe(pattern2);
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assert_se(fd2 >= 0);
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assert_se(f2 = fdopen(fd2, "a+"));
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assert_se(routing_policy_serialize_rules(rules, f2) == 0);
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assert_se(fflush_and_check(f2) == 0);
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assert_se(read_full_file(pattern2, &buf, &buf_size) == 0);
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log_info("got:\n%s", buf);
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fd3 = mkostemp_safe(pattern3);
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assert_se(fd3 >= 0);
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assert_se(f3 = fdopen(fd3, "w"));
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assert_se(write_string_stream(f3, expected ?: ruleset, 0) == 0);
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cmd = strjoina("diff -u ", pattern3, " ", pattern2);
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log_info("$ %s", cmd);
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assert_se(system(cmd) == 0);
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set_free(rules);
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}
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int main(int argc, char **argv) {
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_cleanup_free_ char *p = NULL;
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test_setup_logging(LOG_DEBUG);
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test_rule_serialization("basic parsing",
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"RULE=family=AF_INET from=1.2.3.4/32 to=2.3.4.5/32 tos=5 type=1 priority=10 fwmark=1/2 invert_rule=yes table=10", NULL);
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test_rule_serialization("ignored values",
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"RULE=something=to=ignore from=1.2.3.4/32 from=1.2.3.4/32"
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" \t to=2.3.4.5/24 to=2.3.4.5/32 tos=5 type=1 fwmark=2 fwmark=1 table=10 table=20",
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"RULE=family=AF_INET from=1.2.3.4/32 to=2.3.4.5/32 tos=5 type=1 fwmark=1 invert_rule=no table=20");
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test_rule_serialization("ipv6",
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"RULE=family=AF_INET6 from=1::2/64 to=2::3/64 type=1 invert_rule=yes table=6", NULL);
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assert_se(asprintf(&p, "RULE=family=AF_INET6 from=1::2/64 to=2::3/64 type=1 invert_rule=no table=%d", RT_TABLE_MAIN) >= 0);
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test_rule_serialization("default table",
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"RULE=from=1::2/64 to=2::3/64", p);
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test_rule_serialization("incoming interface",
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"RULE=from=1::2/64 to=2::3/64 table=1 iif=lo",
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"RULE=family=AF_INET6 from=1::2/64 to=2::3/64 type=1 iif=lo invert_rule=no table=1");
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test_rule_serialization("outgoing interface",
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"RULE=family=AF_INET6 from=1::2/64 to=2::3/64 type=1 oif=eth0 invert_rule=no table=1", NULL);
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test_rule_serialization("freeing interface names",
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"RULE=from=1::2/64 to=2::3/64 family=AF_INET6 type=1 iif=e0 iif=e1 oif=e0 oif=e1 table=1",
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"RULE=family=AF_INET6 from=1::2/64 to=2::3/64 type=1 iif=e1 oif=e1 invert_rule=no table=1");
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test_rule_serialization("ignoring invalid family",
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"RULE=from=1::2/64 to=2::3/64 family=AF_UNSEPC family=AF_INET table=1",
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"RULE=family=AF_INET6 from=1::2/64 to=2::3/64 type=1 invert_rule=no table=1");
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return 0;
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}
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