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-rw-r--r--src/journal-remote/journal-gatewayd.c37
-rw-r--r--src/journal-remote/journal-remote.c32
-rw-r--r--src/journal-remote/microhttpd-util.c20
-rw-r--r--src/journal-remote/microhttpd-util.h3
4 files changed, 49 insertions, 43 deletions
diff --git a/src/journal-remote/journal-gatewayd.c b/src/journal-remote/journal-gatewayd.c
index c2b5a5f205..54f42b8bf3 100644
--- a/src/journal-remote/journal-gatewayd.c
+++ b/src/journal-remote/journal-gatewayd.c
@@ -475,20 +475,20 @@ static int request_handler_entries(
r = open_journal(m);
if (r < 0)
- return mhd_respondf(connection, MHD_HTTP_INTERNAL_SERVER_ERROR, "Failed to open journal: %s\n", strerror(-r));
+ return mhd_respondf(connection, r, MHD_HTTP_INTERNAL_SERVER_ERROR, "Failed to open journal: %m");
if (request_parse_accept(m, connection) < 0)
- return mhd_respond(connection, MHD_HTTP_BAD_REQUEST, "Failed to parse Accept header.\n");
+ return mhd_respond(connection, MHD_HTTP_BAD_REQUEST, "Failed to parse Accept header.");
if (request_parse_range(m, connection) < 0)
- return mhd_respond(connection, MHD_HTTP_BAD_REQUEST, "Failed to parse Range header.\n");
+ return mhd_respond(connection, MHD_HTTP_BAD_REQUEST, "Failed to parse Range header.");
if (request_parse_arguments(m, connection) < 0)
- return mhd_respond(connection, MHD_HTTP_BAD_REQUEST, "Failed to parse URL arguments.\n");
+ return mhd_respond(connection, MHD_HTTP_BAD_REQUEST, "Failed to parse URL arguments.");
if (m->discrete) {
if (!m->cursor)
- return mhd_respond(connection, MHD_HTTP_BAD_REQUEST, "Discrete seeks require a cursor specification.\n");
+ return mhd_respond(connection, MHD_HTTP_BAD_REQUEST, "Discrete seeks require a cursor specification.");
m->n_entries = 1;
m->n_entries_set = true;
@@ -501,7 +501,7 @@ static int request_handler_entries(
else if (m->n_skip < 0)
r = sd_journal_seek_tail(m->journal);
if (r < 0)
- return mhd_respond(connection, MHD_HTTP_BAD_REQUEST, "Failed to seek in journal.\n");
+ return mhd_respond(connection, MHD_HTTP_BAD_REQUEST, "Failed to seek in journal.");
response = MHD_create_response_from_callback(MHD_SIZE_UNKNOWN, 4*1024, request_reader_entries, m, NULL);
if (!response)
@@ -633,14 +633,14 @@ static int request_handler_fields(
r = open_journal(m);
if (r < 0)
- return mhd_respondf(connection, MHD_HTTP_INTERNAL_SERVER_ERROR, "Failed to open journal: %s\n", strerror(-r));
+ return mhd_respondf(connection, r, MHD_HTTP_INTERNAL_SERVER_ERROR, "Failed to open journal: %m");
if (request_parse_accept(m, connection) < 0)
- return mhd_respond(connection, MHD_HTTP_BAD_REQUEST, "Failed to parse Accept header.\n");
+ return mhd_respond(connection, MHD_HTTP_BAD_REQUEST, "Failed to parse Accept header.");
r = sd_journal_query_unique(m->journal, field);
if (r < 0)
- return mhd_respond(connection, MHD_HTTP_BAD_REQUEST, "Failed to query unique fields.\n");
+ return mhd_respond(connection, MHD_HTTP_BAD_REQUEST, "Failed to query unique fields.");
response = MHD_create_response_from_callback(MHD_SIZE_UNKNOWN, 4*1024, request_reader_fields, m, NULL);
if (!response)
@@ -699,10 +699,10 @@ static int request_handler_file(
fd = open(path, O_RDONLY|O_CLOEXEC);
if (fd < 0)
- return mhd_respondf(connection, MHD_HTTP_NOT_FOUND, "Failed to open file %s: %m\n", path);
+ return mhd_respondf(connection, errno, MHD_HTTP_NOT_FOUND, "Failed to open file %s: %m", path);
if (fstat(fd, &st) < 0)
- return mhd_respondf(connection, MHD_HTTP_INTERNAL_SERVER_ERROR, "Failed to stat file: %m\n");
+ return mhd_respondf(connection, errno, MHD_HTTP_INTERNAL_SERVER_ERROR, "Failed to stat file: %m");
response = MHD_create_response_from_fd_at_offset64(st.st_size, fd, 0);
if (!response)
@@ -766,15 +766,15 @@ static int request_handler_machine(
r = open_journal(m);
if (r < 0)
- return mhd_respondf(connection, MHD_HTTP_INTERNAL_SERVER_ERROR, "Failed to open journal: %s\n", strerror(-r));
+ return mhd_respondf(connection, r, MHD_HTTP_INTERNAL_SERVER_ERROR, "Failed to open journal: %m");
r = sd_id128_get_machine(&mid);
if (r < 0)
- return mhd_respondf(connection, MHD_HTTP_INTERNAL_SERVER_ERROR, "Failed to determine machine ID: %s\n", strerror(-r));
+ return mhd_respondf(connection, r, MHD_HTTP_INTERNAL_SERVER_ERROR, "Failed to determine machine ID: %m");
r = sd_id128_get_boot(&bid);
if (r < 0)
- return mhd_respondf(connection, MHD_HTTP_INTERNAL_SERVER_ERROR, "Failed to determine boot ID: %s\n", strerror(-r));
+ return mhd_respondf(connection, r, MHD_HTTP_INTERNAL_SERVER_ERROR, "Failed to determine boot ID: %m");
hostname = gethostname_malloc();
if (!hostname)
@@ -782,11 +782,11 @@ static int request_handler_machine(
r = sd_journal_get_usage(m->journal, &usage);
if (r < 0)
- return mhd_respondf(connection, MHD_HTTP_INTERNAL_SERVER_ERROR, "Failed to determine disk usage: %s\n", strerror(-r));
+ return mhd_respondf(connection, r, MHD_HTTP_INTERNAL_SERVER_ERROR, "Failed to determine disk usage: %s");
r = sd_journal_get_cutoff_realtime_usec(m->journal, &cutoff_from, &cutoff_to);
if (r < 0)
- return mhd_respondf(connection, MHD_HTTP_INTERNAL_SERVER_ERROR, "Failed to determine disk usage: %s\n", strerror(-r));
+ return mhd_respondf(connection, r, MHD_HTTP_INTERNAL_SERVER_ERROR, "Failed to determine disk usage: %s");
if (parse_env_file("/etc/os-release", NEWLINE, "PRETTY_NAME", &os_name, NULL) == -ENOENT)
(void) parse_env_file("/usr/lib/os-release", NEWLINE, "PRETTY_NAME", &os_name, NULL);
@@ -844,8 +844,7 @@ static int request_handler(
assert(method);
if (!streq(method, "GET"))
- return mhd_respond(connection, MHD_HTTP_NOT_ACCEPTABLE,
- "Unsupported method.\n");
+ return mhd_respond(connection, MHD_HTTP_NOT_ACCEPTABLE, "Unsupported method.");
if (!*connection_cls) {
@@ -875,7 +874,7 @@ static int request_handler(
if (streq(url, "/machine"))
return request_handler_machine(connection, *connection_cls);
- return mhd_respond(connection, MHD_HTTP_NOT_FOUND, "Not found.\n");
+ return mhd_respond(connection, MHD_HTTP_NOT_FOUND, "Not found.");
}
static void help(void) {
diff --git a/src/journal-remote/journal-remote.c b/src/journal-remote/journal-remote.c
index 220c71754a..a9009cfefe 100644
--- a/src/journal-remote/journal-remote.c
+++ b/src/journal-remote/journal-remote.c
@@ -524,13 +524,12 @@ static int process_http_upload(
log_warning("Failed to process data for connection %p", connection);
if (r == -E2BIG)
return mhd_respondf(connection,
- MHD_HTTP_REQUEST_ENTITY_TOO_LARGE,
- "Entry is too large, maximum is %u bytes.\n",
- DATA_SIZE_MAX);
+ r, MHD_HTTP_REQUEST_ENTITY_TOO_LARGE,
+ "Entry is too large, maximum is " STRINGIFY(DATA_SIZE_MAX) " bytes.");
else
return mhd_respondf(connection,
- MHD_HTTP_UNPROCESSABLE_ENTITY,
- "Processing failed: %s.", strerror(-r));
+ r, MHD_HTTP_UNPROCESSABLE_ENTITY,
+ "Processing failed: %m.");
}
}
@@ -541,13 +540,14 @@ static int process_http_upload(
remaining = source_non_empty(source);
if (remaining > 0) {
- log_warning("Premature EOFbyte. %zu bytes lost.", remaining);
- return mhd_respondf(connection, MHD_HTTP_EXPECTATION_FAILED,
+ log_warning("Premature EOF byte. %zu bytes lost.", remaining);
+ return mhd_respondf(connection,
+ 0, MHD_HTTP_EXPECTATION_FAILED,
"Premature EOF. %zu bytes of trailing data not processed.",
remaining);
}
- return mhd_respond(connection, MHD_HTTP_ACCEPTED, "OK.\n");
+ return mhd_respond(connection, MHD_HTTP_ACCEPTED, "OK.");
};
static int request_handler(
@@ -577,19 +577,16 @@ static int request_handler(
*connection_cls);
if (!streq(method, "POST"))
- return mhd_respond(connection, MHD_HTTP_NOT_ACCEPTABLE,
- "Unsupported method.\n");
+ return mhd_respond(connection, MHD_HTTP_NOT_ACCEPTABLE, "Unsupported method.");
if (!streq(url, "/upload"))
- return mhd_respond(connection, MHD_HTTP_NOT_FOUND,
- "Not found.\n");
+ return mhd_respond(connection, MHD_HTTP_NOT_FOUND, "Not found.");
header = MHD_lookup_connection_value(connection,
MHD_HEADER_KIND, "Content-Type");
if (!header || !streq(header, "application/vnd.fdo.journal"))
return mhd_respond(connection, MHD_HTTP_UNSUPPORTED_MEDIA_TYPE,
- "Content-Type: application/vnd.fdo.journal"
- " is required.\n");
+ "Content-Type: application/vnd.fdo.journal is required.");
{
const union MHD_ConnectionInfo *ci;
@@ -599,7 +596,7 @@ static int request_handler(
if (!ci) {
log_error("MHD_get_connection_info failed: cannot get remote fd");
return mhd_respond(connection, MHD_HTTP_INTERNAL_SERVER_ERROR,
- "Cannot check remote address");
+ "Cannot check remote address.");
}
fd = ci->connect_fd;
@@ -614,7 +611,7 @@ static int request_handler(
r = getpeername_pretty(fd, false, &hostname);
if (r < 0)
return mhd_respond(connection, MHD_HTTP_INTERNAL_SERVER_ERROR,
- "Cannot check remote hostname");
+ "Cannot check remote hostname.");
}
assert(hostname);
@@ -623,8 +620,7 @@ static int request_handler(
if (r == -ENOMEM)
return respond_oom(connection);
else if (r < 0)
- return mhd_respond(connection, MHD_HTTP_INTERNAL_SERVER_ERROR,
- strerror(-r));
+ return mhd_respondf(connection, r, MHD_HTTP_INTERNAL_SERVER_ERROR, "%m");
hostname = NULL;
return MHD_YES;
diff --git a/src/journal-remote/microhttpd-util.c b/src/journal-remote/microhttpd-util.c
index 2f16b02e9a..cae10203c6 100644
--- a/src/journal-remote/microhttpd-util.c
+++ b/src/journal-remote/microhttpd-util.c
@@ -48,7 +48,7 @@ void microhttpd_logger(void *arg, const char *fmt, va_list ap) {
static int mhd_respond_internal(struct MHD_Connection *connection,
enum MHD_RequestTerminationCode code,
- char *buffer,
+ const char *buffer,
size_t size,
enum MHD_ResponseMemoryMode mode) {
struct MHD_Response *response;
@@ -56,7 +56,7 @@ static int mhd_respond_internal(struct MHD_Connection *connection,
assert(connection);
- response = MHD_create_response_from_buffer(size, buffer, mode);
+ response = MHD_create_response_from_buffer(size, (char*) buffer, mode);
if (!response)
return MHD_NO;
@@ -72,19 +72,25 @@ int mhd_respond(struct MHD_Connection *connection,
enum MHD_RequestTerminationCode code,
const char *message) {
+ const char *fmt;
+
+ fmt = strjoina(message, "\n");
+
return mhd_respond_internal(connection, code,
- (char*) message, strlen(message),
+ fmt, strlen(message) + 1,
MHD_RESPMEM_PERSISTENT);
}
int mhd_respond_oom(struct MHD_Connection *connection) {
- return mhd_respond(connection, MHD_HTTP_SERVICE_UNAVAILABLE, "Out of memory.\n");
+ return mhd_respond(connection, MHD_HTTP_SERVICE_UNAVAILABLE, "Out of memory.");
}
int mhd_respondf(struct MHD_Connection *connection,
+ int error,
enum MHD_RequestTerminationCode code,
const char *format, ...) {
+ const char *fmt;
char *m;
int r;
va_list ap;
@@ -92,8 +98,12 @@ int mhd_respondf(struct MHD_Connection *connection,
assert(connection);
assert(format);
+ if (error < 0)
+ error = -error;
+ errno = -error;
+ fmt = strjoina(format, "\n");
va_start(ap, format);
- r = vasprintf(&m, format, ap);
+ r = vasprintf(&m, fmt, ap);
va_end(ap);
if (r < 0)
diff --git a/src/journal-remote/microhttpd-util.h b/src/journal-remote/microhttpd-util.h
index ea160f212b..af26ab69fe 100644
--- a/src/journal-remote/microhttpd-util.h
+++ b/src/journal-remote/microhttpd-util.h
@@ -39,8 +39,9 @@ void microhttpd_logger(void *arg, const char *fmt, va_list ap) _printf_(2, 0);
#define respond_oom(connection) log_oom(), mhd_respond_oom(connection)
int mhd_respondf(struct MHD_Connection *connection,
+ int error,
unsigned code,
- const char *format, ...) _printf_(3,4);
+ const char *format, ...) _printf_(4,5);
int mhd_respond(struct MHD_Connection *connection,
unsigned code,