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authorLennart Poettering <lennart@poettering.net>2012-11-20 21:25:26 +0100
committerLennart Poettering <lennart@poettering.net>2012-11-20 21:39:16 +0100
commitee55db41442ad8055f5a84a339b1e0e22bc037c4 (patch)
tree2bfb25c91d53eebce0c7cb8a276d267612f95563 /src/journal
parent3ed08c446cfaaae2b234fdfeb0c34ab6b4748c3e (diff)
journal-send: always send SYSLOG_IDENTIFIER, if we have it
https://bugzilla.redhat.com/show_bug.cgi?id=872193
Diffstat (limited to 'src/journal')
-rw-r--r--src/journal/journal-send.c20
1 files changed, 19 insertions, 1 deletions
diff --git a/src/journal/journal-send.c b/src/journal/journal-send.c
index 7a91569055..bd8f8872c9 100644
--- a/src/journal/journal-send.c
+++ b/src/journal/journal-send.c
@@ -219,6 +219,7 @@ _public_ int sd_journal_sendv(const struct iovec *iov, int n) {
* be a tmpfs, and one that is available from early boot on
* and where unprivileged users can create files. */
char path[] = "/dev/shm/journal.XXXXXX";
+ bool have_syslog_identifier = false;
if (_unlikely_(!iov))
return -EINVAL;
@@ -228,7 +229,7 @@ _public_ int sd_journal_sendv(const struct iovec *iov, int n) {
saved_errno = errno;
- w = alloca(sizeof(struct iovec) * n * 5);
+ w = alloca(sizeof(struct iovec) * n * 5 + 3);
l = alloca(sizeof(uint64_t) * n);
for (i = 0; i < n; i++) {
@@ -245,6 +246,9 @@ _public_ int sd_journal_sendv(const struct iovec *iov, int n) {
goto finish;
}
+ have_syslog_identifier =
+ have_syslog_identifier || (c == iov[i].iov_base + 17 && memcmp(iov[i].iov_base, "SYSLOG_IDENTIFIER", 17) == 0);
+
nl = memchr(iov[i].iov_base, '\n', iov[i].iov_len);
if (nl) {
if (_unlikely_(nl < c)) {
@@ -280,6 +284,20 @@ _public_ int sd_journal_sendv(const struct iovec *iov, int n) {
IOVEC_SET_STRING(w[j++], "\n");
}
+ if (!have_syslog_identifier &&
+ string_is_safe(program_invocation_short_name)) {
+
+ /* Implicitly add program_invocation_short_name, if it
+ * is not set explicitly. We only do this for
+ * program_invocation_short_name, and nothing else
+ * since everything else is much nicer to retrieve
+ * from the outside. */
+
+ IOVEC_SET_STRING(w[j++], "SYSLOG_IDENTIFIER=");
+ IOVEC_SET_STRING(w[j++], program_invocation_short_name);
+ IOVEC_SET_STRING(w[j++], "\n");
+ }
+
fd = journal_fd();
if (_unlikely_(fd < 0)) {
r = fd;