journald: add new Seal= configuration option

4 files changed, 11 insertions, 7 deletions

diff --git a/src/journal/journald-gperf.gperf b/src/journal/journald-gperf.gperf
index d4019dd664..2f83cbde7c 100644
--- a/src/journal/journald-gperf.gperf
+++ b/src/journal/journald-gperf.gperf
@@ -14,9 +14,11 @@ struct ConfigPerfItem;
 %struct-type
 %includes
 %%
+Journal.Storage,            config_parse_storage,   0, offsetof(Server, storage)
+Journal.Compress,           config_parse_bool,      0, offsetof(Server, compress)
+Journal.Seal,               config_parse_bool,      0, offsetof(Server, seal)
 Journal.RateLimitInterval,  config_parse_usec,      0, offsetof(Server, rate_limit_interval)
 Journal.RateLimitBurst,     config_parse_unsigned,  0, offsetof(Server, rate_limit_burst)
-Journal.Compress,           config_parse_bool,      0, offsetof(Server, compress)
 Journal.SystemMaxUse,       config_parse_bytes_off, 0, offsetof(Server, system_metrics.max_use)
 Journal.SystemMaxFileSize,  config_parse_bytes_off, 0, offsetof(Server, system_metrics.max_size)
 Journal.SystemMinFileSize,  config_parse_bytes_off, 0, offsetof(Server, system_metrics.min_size)
@@ -33,4 +35,3 @@ Journal.MaxLevelStore,      config_parse_level,     0, offsetof(Server, max_leve
 Journal.MaxLevelSyslog,     config_parse_level,     0, offsetof(Server, max_level_syslog)
 Journal.MaxLevelKMsg,       config_parse_level,     0, offsetof(Server, max_level_kmsg)
 Journal.MaxLevelConsole,    config_parse_level,     0, offsetof(Server, max_level_console)
-Journal.Storage,            config_parse_storage,   0, offsetof(Server, storage)
diff --git a/src/journal/journald.c b/src/journal/journald.c
index f74c46158a..7b3b6471de 100644
--- a/src/journal/journald.c
+++ b/src/journal/journald.c
@@ -316,7 +316,7 @@ static JournalFile* find_journal(Server *s, uid_t uid) {
                 journal_file_close(f);
         }
 
-        r = journal_file_open_reliably(p, O_RDWR|O_CREAT, 0640, s->compress, false, &s->system_metrics, s->mmap, s->system_journal, &f);
+        r = journal_file_open_reliably(p, O_RDWR|O_CREAT, 0640, s->compress, s->seal, &s->system_metrics, s->mmap, s->system_journal, &f);
         free(p);
 
         if (r < 0)
@@ -353,7 +353,7 @@ static void server_rotate(Server *s) {
         }
 
         if (s->system_journal) {
-                r = journal_file_rotate(&s->system_journal, s->compress, true);
+                r = journal_file_rotate(&s->system_journal, s->compress, s->seal);
                 if (r < 0)
                         if (s->system_journal)
                                 log_error("Failed to rotate %s: %s", s->system_journal->path, strerror(-r));
@@ -365,7 +365,7 @@ static void server_rotate(Server *s) {
         }
 
         HASHMAP_FOREACH_KEY(f, k, s->user_journals, i) {
-                r = journal_file_rotate(&f, s->compress, false);
+                r = journal_file_rotate(&f, s->compress, s->seal);
                 if (r < 0)
                         if (f->path)
                                 log_error("Failed to rotate %s: %s", f->path, strerror(-r));
@@ -2007,7 +2007,7 @@ static int system_journal_open(Server *s) {
                 if (!fn)
                         return -ENOMEM;
 
-                r = journal_file_open_reliably(fn, O_RDWR|O_CREAT, 0640, s->compress, true, &s->system_metrics, s->mmap, NULL, &s->system_journal);
+                r = journal_file_open_reliably(fn, O_RDWR|O_CREAT, 0640, s->compress, s->seal, &s->system_metrics, s->mmap, NULL, &s->system_journal);
                 free(fn);
 
                 if (r >= 0)
@@ -2771,6 +2771,7 @@ static int server_init(Server *s) {
         zero(*s);
         s->syslog_fd = s->native_fd = s->stdout_fd = s->signal_fd = s->epoll_fd = s->dev_kmsg_fd = -1;
         s->compress = true;
+        s->seal = true;
 
         s->rate_limit_interval = DEFAULT_RATE_LIMIT_INTERVAL;
         s->rate_limit_burst = DEFAULT_RATE_LIMIT_BURST;
diff --git a/src/journal/journald.conf b/src/journal/journald.conf
index ab7b4abec5..677f48b7e3 100644
--- a/src/journal/journald.conf
+++ b/src/journal/journald.conf
@@ -8,7 +8,9 @@
 # See journald.conf(5) for details
 
 [Journal]
+#Storage=auto
 #Compress=yes
+#Seal=yes
 #RateLimitInterval=10s
 #RateLimitBurst=200
 #SystemMaxUse=
@@ -27,4 +29,3 @@
 #MaxLevelSyslog=debug
 #MaxLevelKMsg=notice
 #MaxLevelConsole=info
-#Storage=auto
diff --git a/src/journal/journald.h b/src/journal/journald.h
index 0202893d86..13f2f1f5d1 100644
--- a/src/journal/journald.h
+++ b/src/journal/journald.h
@@ -68,6 +68,7 @@ typedef struct Server {
         JournalMetrics system_metrics;
 
         bool compress;
+        bool seal;
 
         bool forward_to_kmsg;
         bool forward_to_syslog;