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-rw-r--r--src/test/test-exec-util.c220
1 files changed, 209 insertions, 11 deletions
diff --git a/src/test/test-exec-util.c b/src/test/test-exec-util.c
index 26533f0bf6..41cbef74b1 100644
--- a/src/test/test-exec-util.c
+++ b/src/test/test-exec-util.c
@@ -24,21 +24,59 @@
#include <sys/wait.h>
#include <unistd.h>
+#include "alloc-util.h"
+#include "copy.h"
#include "def.h"
#include "exec-util.h"
+#include "fd-util.h"
#include "fileio.h"
#include "fs-util.h"
#include "log.h"
#include "macro.h"
#include "rm-rf.h"
#include "string-util.h"
+#include "strv.h"
-static void test_execute_directory(void) {
- char template_lo[] = "/tmp/test-readlink_and_make_absolute-lo.XXXXXXX";
- char template_hi[] = "/tmp/test-readlink_and_make_absolute-hi.XXXXXXX";
+static int here = 0, here2 = 0, here3 = 0;
+void *ignore_stdout_args[] = {&here, &here2, &here3};
+
+/* noop handlers, just check that arguments are passed correctly */
+static int ignore_stdout_func(int fd, void *arg) {
+ assert(fd >= 0);
+ assert(arg == &here);
+ safe_close(fd);
+
+ return 0;
+}
+static int ignore_stdout_func2(int fd, void *arg) {
+ assert(fd >= 0);
+ assert(arg == &here2);
+ safe_close(fd);
+
+ return 0;
+}
+static int ignore_stdout_func3(int fd, void *arg) {
+ assert(fd >= 0);
+ assert(arg == &here3);
+ safe_close(fd);
+
+ return 0;
+}
+
+static const gather_stdout_callback_t ignore_stdout[] = {
+ ignore_stdout_func,
+ ignore_stdout_func2,
+ ignore_stdout_func3,
+};
+
+static void test_execute_directory(bool gather_stdout) {
+ char template_lo[] = "/tmp/test-exec-util.XXXXXXX";
+ char template_hi[] = "/tmp/test-exec-util.XXXXXXX";
const char * dirs[] = {template_hi, template_lo, NULL};
const char *name, *name2, *name3, *overridden, *override, *masked, *mask;
+ log_info("/* %s (%s) */", __func__, gather_stdout ? "gathering stdout" : "asynchronous");
+
assert_se(mkdtemp(template_lo));
assert_se(mkdtemp(template_hi));
@@ -50,20 +88,34 @@ static void test_execute_directory(void) {
masked = strjoina(template_lo, "/masked");
mask = strjoina(template_hi, "/masked");
- assert_se(write_string_file(name, "#!/bin/sh\necho 'Executing '$0\ntouch $(dirname $0)/it_works", WRITE_STRING_FILE_CREATE) == 0);
- assert_se(write_string_file(name2, "#!/bin/sh\necho 'Executing '$0\ntouch $(dirname $0)/it_works2", WRITE_STRING_FILE_CREATE) == 0);
- assert_se(write_string_file(overridden, "#!/bin/sh\necho 'Executing '$0\ntouch $(dirname $0)/failed", WRITE_STRING_FILE_CREATE) == 0);
- assert_se(write_string_file(override, "#!/bin/sh\necho 'Executing '$0", WRITE_STRING_FILE_CREATE) == 0);
- assert_se(write_string_file(masked, "#!/bin/sh\necho 'Executing '$0\ntouch $(dirname $0)/failed", WRITE_STRING_FILE_CREATE) == 0);
+ assert_se(write_string_file(name,
+ "#!/bin/sh\necho 'Executing '$0\ntouch $(dirname $0)/it_works",
+ WRITE_STRING_FILE_CREATE) == 0);
+ assert_se(write_string_file(name2,
+ "#!/bin/sh\necho 'Executing '$0\ntouch $(dirname $0)/it_works2",
+ WRITE_STRING_FILE_CREATE) == 0);
+ assert_se(write_string_file(overridden,
+ "#!/bin/sh\necho 'Executing '$0\ntouch $(dirname $0)/failed",
+ WRITE_STRING_FILE_CREATE) == 0);
+ assert_se(write_string_file(override,
+ "#!/bin/sh\necho 'Executing '$0",
+ WRITE_STRING_FILE_CREATE) == 0);
+ assert_se(write_string_file(masked,
+ "#!/bin/sh\necho 'Executing '$0\ntouch $(dirname $0)/failed",
+ WRITE_STRING_FILE_CREATE) == 0);
assert_se(symlink("/dev/null", mask) == 0);
+ assert_se(touch(name3) >= 0);
+
assert_se(chmod(name, 0755) == 0);
assert_se(chmod(name2, 0755) == 0);
assert_se(chmod(overridden, 0755) == 0);
assert_se(chmod(override, 0755) == 0);
assert_se(chmod(masked, 0755) == 0);
- assert_se(touch(name3) >= 0);
- execute_directories(dirs, DEFAULT_TIMEOUT_USEC, NULL);
+ if (gather_stdout)
+ execute_directories(dirs, DEFAULT_TIMEOUT_USEC, ignore_stdout, ignore_stdout_args, NULL);
+ else
+ execute_directories(dirs, DEFAULT_TIMEOUT_USEC, NULL, NULL, NULL);
assert_se(chdir(template_lo) == 0);
assert_se(access("it_works", F_OK) >= 0);
@@ -77,11 +129,157 @@ static void test_execute_directory(void) {
(void) rm_rf(template_hi, REMOVE_ROOT|REMOVE_PHYSICAL);
}
+static void test_execution_order(void) {
+ char template_lo[] = "/tmp/test-exec-util-lo.XXXXXXX";
+ char template_hi[] = "/tmp/test-exec-util-hi.XXXXXXX";
+ const char *dirs[] = {template_hi, template_lo, NULL};
+ const char *name, *name2, *name3, *overridden, *override, *masked, *mask;
+ const char *output, *t;
+ _cleanup_free_ char *contents = NULL;
+
+ assert_se(mkdtemp(template_lo));
+ assert_se(mkdtemp(template_hi));
+
+ output = strjoina(template_hi, "/output");
+
+ log_info("/* %s >>%s */", __func__, output);
+
+ /* write files in "random" order */
+ name2 = strjoina(template_lo, "/90-bar");
+ name = strjoina(template_hi, "/80-foo");
+ name3 = strjoina(template_lo, "/last");
+ overridden = strjoina(template_lo, "/30-override");
+ override = strjoina(template_hi, "/30-override");
+ masked = strjoina(template_lo, "/10-masked");
+ mask = strjoina(template_hi, "/10-masked");
+
+ t = strjoina("#!/bin/sh\necho $(basename $0) >>", output);
+ assert_se(write_string_file(name, t, WRITE_STRING_FILE_CREATE) == 0);
+
+ t = strjoina("#!/bin/sh\necho $(basename $0) >>", output);
+ assert_se(write_string_file(name2, t, WRITE_STRING_FILE_CREATE) == 0);
+
+ t = strjoina("#!/bin/sh\necho $(basename $0) >>", output);
+ assert_se(write_string_file(name3, t, WRITE_STRING_FILE_CREATE) == 0);
+
+ t = strjoina("#!/bin/sh\necho OVERRIDDEN >>", output);
+ assert_se(write_string_file(overridden, t, WRITE_STRING_FILE_CREATE) == 0);
+
+ t = strjoina("#!/bin/sh\necho $(basename $0) >>", output);
+ assert_se(write_string_file(override, t, WRITE_STRING_FILE_CREATE) == 0);
+
+ t = strjoina("#!/bin/sh\necho MASKED >>", output);
+ assert_se(write_string_file(masked, t, WRITE_STRING_FILE_CREATE) == 0);
+
+ assert_se(symlink("/dev/null", mask) == 0);
+
+ assert_se(chmod(name, 0755) == 0);
+ assert_se(chmod(name2, 0755) == 0);
+ assert_se(chmod(name3, 0755) == 0);
+ assert_se(chmod(overridden, 0755) == 0);
+ assert_se(chmod(override, 0755) == 0);
+ assert_se(chmod(masked, 0755) == 0);
+
+ execute_directories(dirs, DEFAULT_TIMEOUT_USEC, ignore_stdout, ignore_stdout_args, NULL);
+
+ assert_se(read_full_file(output, &contents, NULL) >= 0);
+ assert_se(streq(contents, "30-override\n80-foo\n90-bar\nlast\n"));
+
+ (void) rm_rf(template_lo, REMOVE_ROOT|REMOVE_PHYSICAL);
+ (void) rm_rf(template_hi, REMOVE_ROOT|REMOVE_PHYSICAL);
+}
+
+static int gather_stdout_one(int fd, void *arg) {
+ char ***s = arg, *t;
+ char buf[128] = {};
+
+ assert_se(s);
+ assert_se(read(fd, buf, sizeof buf) >= 0);
+ safe_close(fd);
+
+ assert_se(t = strndup(buf, sizeof buf));
+ assert_se(strv_push(s, t) >= 0);
+
+ return 0;
+}
+static int gather_stdout_two(int fd, void *arg) {
+ char ***s = arg, **t;
+
+ STRV_FOREACH(t, *s)
+ assert_se(write(fd, *t, strlen(*t)) == (ssize_t) strlen(*t));
+ safe_close(fd);
+
+ return 0;
+}
+static int gather_stdout_three(int fd, void *arg) {
+ char **s = arg;
+ char buf[128] = {};
+
+ assert_se(read(fd, buf, sizeof buf - 1) > 0);
+ safe_close(fd);
+ assert_se(*s = strndup(buf, sizeof buf));
+
+ return 0;
+}
+
+const gather_stdout_callback_t const gather_stdout[] = {
+ gather_stdout_one,
+ gather_stdout_two,
+ gather_stdout_three,
+};
+
+
+static void test_stdout_gathering(void) {
+ char template[] = "/tmp/test-exec-util.XXXXXXX";
+ const char *dirs[] = {template, NULL};
+ const char *name, *name2, *name3;
+ int r;
+
+ char **tmp = NULL; /* this is only used in the forked process, no cleanup here */
+ _cleanup_free_ char *output = NULL;
+
+ void* args[] = {&tmp, &tmp, &output};
+
+ assert_se(mkdtemp(template));
+
+ log_info("/* %s */", __func__);
+
+ /* write files */
+ name = strjoina(template, "/10-foo");
+ name2 = strjoina(template, "/20-bar");
+ name3 = strjoina(template, "/30-last");
+
+ assert_se(write_string_file(name,
+ "#!/bin/sh\necho a\necho b\necho c\n",
+ WRITE_STRING_FILE_CREATE) == 0);
+ assert_se(write_string_file(name2,
+ "#!/bin/sh\necho d\n",
+ WRITE_STRING_FILE_CREATE) == 0);
+ assert_se(write_string_file(name3,
+ "#!/bin/sh\nsleep 1",
+ WRITE_STRING_FILE_CREATE) == 0);
+
+ assert_se(chmod(name, 0755) == 0);
+ assert_se(chmod(name2, 0755) == 0);
+ assert_se(chmod(name3, 0755) == 0);
+
+ r = execute_directories(dirs, DEFAULT_TIMEOUT_USEC, gather_stdout, args, NULL);
+ assert_se(r >= 0);
+
+ log_info("got: %s", output);
+
+ assert_se(streq(output, "a\nb\nc\nd\n"));
+}
+
int main(int argc, char *argv[]) {
+ log_set_max_level(LOG_DEBUG);
log_parse_environment();
log_open();
- test_execute_directory();
+ test_execute_directory(true);
+ test_execute_directory(false);
+ test_execution_order();
+ test_stdout_gathering();
return 0;
}
generated by cgit v1.2.3-54-g00ecf (git 2.45.2) at 2025-10-26 14:37:43 +0000