log: make internal log api log directly to the journal

[elogind.git] / src / journal / journal-send.c

diff --git a/src/journal/journal-send.c b/src/journal/journal-send.c
index cc3cd8c303135a0a044f908eaaa1bd018b1a1258..d51aec9690bf48e22988efeceb4bcba8022140bb 100644 (file)
--- a/src/journal/journal-send.c
+++ b/src/journal/journal-send.c
@@ -53,7 +53,7 @@ retry:
         return fd;
 }
 
-int sd_journal_print(int priority, const char *format, ...) {
+_public_ int sd_journal_print(int priority, const char *format, ...) {
         int r;
         va_list ap;
 
@@ -64,7 +64,7 @@ int sd_journal_print(int priority, const char *format, ...) {
         return r;
 }
 
-int sd_journal_printv(int priority, const char *format, va_list ap) {
+_public_ int sd_journal_printv(int priority, const char *format, va_list ap) {
         char buffer[8 + LINE_MAX], p[11];
         struct iovec iov[2];
 
@@ -88,7 +88,7 @@ int sd_journal_printv(int priority, const char *format, va_list ap) {
         return sd_journal_sendv(iov, 2);
 }
 
-int sd_journal_send(const char *format, ...) {
+_public_ int sd_journal_send(const char *format, ...) {
         int r, n = 0, i = 0, j;
         va_list ap;
         struct iovec *iov = NULL;
@@ -131,7 +131,7 @@ fail:
         return r;
 }
 
-int sd_journal_sendv(const struct iovec *iov, int n) {
+_public_ int sd_journal_sendv(const struct iovec *iov, int n) {
         int fd;
         struct iovec *w;
         uint64_t *l;
@@ -148,8 +148,12 @@ int sd_journal_sendv(const struct iovec *iov, int n) {
         for (i = 0; i < n; i++) {
                 char *c, *nl;
 
+                if (!iov[i].iov_base ||
+                    iov[i].iov_len <= 1)
+                        return -EINVAL;
+
                 c = memchr(iov[i].iov_base, '=', iov[i].iov_len);
-                if (!c)
+                if (!c || c == iov[i].iov_base)
                         return -EINVAL;
 
                 nl = memchr(iov[i].iov_base, '\n', iov[i].iov_len);
@@ -191,7 +195,7 @@ int sd_journal_sendv(const struct iovec *iov, int n) {
 
         zero(sa);
         sa.sun_family = AF_UNIX;
-        strncpy(sa.sun_path,"/run/systemd/journal", sizeof(sa.sun_path));
+        strncpy(sa.sun_path, "/run/systemd/journal/socket", sizeof(sa.sun_path));
 
         zero(mh);
         mh.msg_name = &sa;
@@ -205,7 +209,7 @@ int sd_journal_sendv(const struct iovec *iov, int n) {
         return 0;
 }
 
-int sd_journal_stream_fd(const char *tag, int priority, int priority_prefix) {
+_public_ int sd_journal_stream_fd(const char *identifier, int priority, int level_prefix) {
         union sockaddr_union sa;
         int fd;
         char *header;
@@ -221,7 +225,7 @@ int sd_journal_stream_fd(const char *tag, int priority, int priority_prefix) {
 
         zero(sa);
         sa.un.sun_family = AF_UNIX;
-        strncpy(sa.un.sun_path, "/run/systemd/stdout", sizeof(sa.un.sun_path));
+        strncpy(sa.un.sun_path, "/run/systemd/journal/stdout", sizeof(sa.un.sun_path));
 
         r = connect(fd, &sa.sa, offsetof(union sockaddr_union, un.sun_path) + strlen(sa.un.sun_path));
         if (r < 0) {
@@ -229,17 +233,26 @@ int sd_journal_stream_fd(const char *tag, int priority, int priority_prefix) {
                 return -errno;
         }
 
-        if (!tag)
-                tag = "";
+        if (shutdown(fd, SHUT_RD) < 0) {
+                close_nointr_nofail(fd);
+                return -errno;
+        }
+
+        if (!identifier)
+                identifier = "";
 
-        l = strlen(tag);
-        header = alloca(l + 1 + 2 + 2 + 2);
+        l = strlen(identifier);
+        header = alloca(l + 1 + 2 + 2 + 2 + 2 + 2);
 
-        memcpy(header, tag, l);
+        memcpy(header, identifier, l);
         header[l++] = '\n';
         header[l++] = '0' + priority;
         header[l++] = '\n';
-        header[l++] = '0' + !!priority_prefix;
+        header[l++] = '0' + !!level_prefix;
+        header[l++] = '\n';
+        header[l++] = '0';
+        header[l++] = '\n';
+        header[l++] = '0';
         header[l++] = '\n';
         header[l++] = '0';
         header[l++] = '\n';