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Diffstat (limited to '')
| -rw-r--r-- | debian/patches/upstream/logger-always-update-header-when-read-from-stdin.patch | 94 |
1 files changed, 94 insertions, 0 deletions
diff --git a/debian/patches/upstream/logger-always-update-header-when-read-from-stdin.patch b/debian/patches/upstream/logger-always-update-header-when-read-from-stdin.patch new file mode 100644 index 0000000..02e0bd8 --- /dev/null +++ b/debian/patches/upstream/logger-always-update-header-when-read-from-stdin.patch @@ -0,0 +1,94 @@ +From: Karel Zak <kzak@redhat.com> +Date: Tue, 1 Nov 2022 10:30:06 +0100 +Subject: logger: always update header when read from stdin + +The current code updates the header only when the priority has been +changed. It's incorrect because wanted is a valid header or each entry +(don't forget that logger for stdin use-case is used in pipe to log +long-time running processes). + +This patch also fixes the initial timestamp; it was originally generated +on logger startup, it now generates the header on the first message. + +$ (sleep 2; date; sleep 2; date; sleep 2; date) | logger --stderr --no-act + +old: +<13>Nov 1 10:42:14 kzak: Tue Nov 1 10:42:16 AM CET 2022 +<13>Nov 1 10:42:14 kzak: Tue Nov 1 10:42:18 AM CET 2022 +<13>Nov 1 10:42:14 kzak: Tue Nov 1 10:42:20 AM CET 2022 + +new: +<13>Nov 1 10:19:02 kzak: Tue Nov 1 10:19:02 AM CET 2022 +<13>Nov 1 10:19:04 kzak: Tue Nov 1 10:19:04 AM CET 2022 +<13>Nov 1 10:19:06 kzak: Tue Nov 1 10:19:06 AM CET 2022 + +Fixes: https://github.com/util-linux/util-linux/issues/1866 +Signed-off-by: Karel Zak <kzak@redhat.com> +--- + misc-utils/logger.c | 18 +++++++----------- + 1 file changed, 7 insertions(+), 11 deletions(-) + +diff --git a/misc-utils/logger.c b/misc-utils/logger.c +index bec684f..e2b0b41 100644 +--- a/misc-utils/logger.c ++++ b/misc-utils/logger.c +@@ -945,8 +945,6 @@ static void logger_open(struct logger_ctl *ctl) + ctl->tag = ctl->login = xgetlogin(); + if (!ctl->tag) + ctl->tag = "<someone>"; +- +- generate_syslog_header(ctl); + } + + /* re-open; usually after failed connection */ +@@ -996,10 +994,8 @@ static void logger_stdin(struct logger_ctl *ctl) + { + /* note: we re-generate the syslog header for each log message to + * update header timestamps and to reflect possible priority changes. +- * The initial header is generated by logger_open(). + */ + int default_priority = ctl->pri; +- int last_pri = default_priority; + char *buf = xmalloc(ctl->max_message_size + 2 + 2); + int pri; + int c; +@@ -1026,10 +1022,6 @@ static void logger_stdin(struct logger_ctl *ctl) + } else + ctl->pri = default_priority; + +- if (ctl->pri != last_pri) { +- generate_syslog_header(ctl); +- last_pri = ctl->pri; +- } + if (c != EOF && c != '\n') + c = getchar(); + } +@@ -1040,8 +1032,10 @@ static void logger_stdin(struct logger_ctl *ctl) + } + buf[i] = '\0'; + +- if (i > 0 || !ctl->skip_empty_lines) ++ if (i > 0 || !ctl->skip_empty_lines) { ++ generate_syslog_header(ctl); + write_output(ctl, buf); ++ } + + if (c == '\n') /* discard line terminator */ + c = getchar(); +@@ -1317,12 +1311,14 @@ int main(int argc, char **argv) + abort(); + } + logger_open(&ctl); +- if (0 < argc) ++ if (0 < argc) { ++ generate_syslog_header(&ctl); + logger_command_line(&ctl, argv); +- else ++ } else + /* Note. --file <arg> reopens stdin making the below + * function to be used for file inputs. */ + logger_stdin(&ctl); ++ + logger_close(&ctl); + return EXIT_SUCCESS; + } |