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authorZbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl>2015-03-15 17:13:43 -0400
committerZbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl>2015-03-15 17:26:58 -0400
commitcc02a7b3304975e39ad5863983b16ef149b7f9e9 (patch)
treebb25f32ff46c31df6978a21ba3a482d9ca1fea18 /src
parentad8780c96999c99f5aefb00193f2e3d68b1db217 (diff)
journal-gatewayd: factor out opening of temp file
Also use our own mkostemp wrapper, which tries to use O_TMPFILE.
Diffstat (limited to 'src')
-rw-r--r--src/journal-remote/journal-gatewayd.c44
1 files changed, 28 insertions, 16 deletions
diff --git a/src/journal-remote/journal-gatewayd.c b/src/journal-remote/journal-gatewayd.c
index b4bc8ccf82..6efc9b385f 100644
--- a/src/journal-remote/journal-gatewayd.c
+++ b/src/journal-remote/journal-gatewayd.c
@@ -121,6 +121,26 @@ static int open_journal(RequestMeta *m) {
return sd_journal_open(&m->journal, SD_JOURNAL_LOCAL_ONLY|SD_JOURNAL_SYSTEM);
}
+static int request_meta_ensure_tmp(RequestMeta *m) {
+ if (m->tmp)
+ rewind(m->tmp);
+ else {
+ int fd;
+
+ fd = open_tmpfile("/tmp", O_RDWR|O_CLOEXEC);
+ if (fd < 0)
+ return fd;
+
+ m->tmp = fdopen(fd, "rw");
+ if (!m->tmp) {
+ safe_close(fd);
+ return -errno;
+ }
+ }
+
+ return 0;
+}
+
static ssize_t request_reader_entries(
void *cls,
uint64_t pos,
@@ -194,14 +214,10 @@ static ssize_t request_reader_entries(
m->n_skip = 0;
- if (m->tmp)
- rewind(m->tmp);
- else {
- m->tmp = tmpfile();
- if (!m->tmp) {
- log_error_errno(errno, "Failed to create temporary file: %m");
- return MHD_CONTENT_READER_END_WITH_ERROR;
- }
+ r = request_meta_ensure_tmp(m);
+ if (r < 0) {
+ log_error_errno(r, "Failed to create temporary file: %m");
+ return MHD_CONTENT_READER_END_WITH_ERROR;
}
r = output_journal(m->tmp, m->journal, m->mode, 0, OUTPUT_FULL_WIDTH, NULL);
@@ -555,14 +571,10 @@ static ssize_t request_reader_fields(
if (m->n_fields_set)
m->n_fields -= 1;
- if (m->tmp)
- rewind(m->tmp);
- else {
- m->tmp = tmpfile();
- if (!m->tmp) {
- log_error_errno(errno, "Failed to create temporary file: %m");
- return MHD_CONTENT_READER_END_WITH_ERROR;
- }
+ r = request_meta_ensure_tmp(m);
+ if (r < 0) {
+ log_error_errno(r, "Failed to create temporary file: %m");
+ return MHD_CONTENT_READER_END_WITH_ERROR;
}
r = output_field(m->tmp, m->mode, d, l);