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-rw-r--r--src/shared/bus-unit-util.c25
-rw-r--r--src/shared/install.c91
-rw-r--r--src/shared/logs-show.c183
-rw-r--r--src/shared/output-mode.c1
-rw-r--r--src/shared/output-mode.h1
5 files changed, 184 insertions, 117 deletions
diff --git a/src/shared/bus-unit-util.c b/src/shared/bus-unit-util.c
index ea020b517b..7774d607c7 100644
--- a/src/shared/bus-unit-util.c
+++ b/src/shared/bus-unit-util.c
@@ -84,7 +84,7 @@ int bus_append_unit_property_assignment(sd_bus_message *m, const char *assignmen
if (isempty(eq))
r = sd_bus_message_append(m, "sv", "CPUQuotaPerSecUSec", "t", USEC_INFINITY);
else {
- r = parse_percent(eq);
+ r = parse_percent_unbounded(eq);
if (r <= 0) {
log_error_errno(r, "CPU quota '%s' invalid.", eq);
return -EINVAL;
@@ -199,11 +199,12 @@ int bus_append_unit_property_assignment(sd_bus_message *m, const char *assignmen
r = sd_bus_message_append(m, "sv", sn, "t", l.rlim_cur);
} else if (STR_IN_SET(field,
- "CPUAccounting", "MemoryAccounting", "IOAccounting", "BlockIOAccounting", "TasksAccounting",
- "SendSIGHUP", "SendSIGKILL", "WakeSystem", "DefaultDependencies",
- "IgnoreSIGPIPE", "TTYVHangup", "TTYReset", "RemainAfterExit",
- "PrivateTmp", "PrivateDevices", "PrivateNetwork", "NoNewPrivileges",
- "SyslogLevelPrefix", "Delegate", "RemainAfterElapse", "MemoryDenyWriteExecute")) {
+ "CPUAccounting", "MemoryAccounting", "IOAccounting", "BlockIOAccounting", "TasksAccounting",
+ "SendSIGHUP", "SendSIGKILL", "WakeSystem", "DefaultDependencies",
+ "IgnoreSIGPIPE", "TTYVHangup", "TTYReset", "RemainAfterExit",
+ "PrivateTmp", "PrivateDevices", "PrivateNetwork", "PrivateUsers", "NoNewPrivileges",
+ "SyslogLevelPrefix", "Delegate", "RemainAfterElapse", "MemoryDenyWriteExecute",
+ "RestrictRealtime", "DynamicUser")) {
r = parse_boolean(eq);
if (r < 0)
@@ -365,15 +366,13 @@ int bus_append_unit_property_assignment(sd_bus_message *m, const char *assignmen
}
} else if (streq(field, "Nice")) {
- int32_t i;
+ int n;
- r = safe_atoi32(eq, &i);
- if (r < 0) {
- log_error("Failed to parse %s value %s.", field, eq);
- return -EINVAL;
- }
+ r = parse_nice(eq, &n);
+ if (r < 0)
+ return log_error_errno(r, "Failed to parse nice value: %s", eq);
- r = sd_bus_message_append(m, "v", "i", i);
+ r = sd_bus_message_append(m, "v", "i", (int32_t) n);
} else if (STR_IN_SET(field, "Environment", "PassEnvironment")) {
const char *p;
diff --git a/src/shared/install.c b/src/shared/install.c
index 7b49e1ece9..6c7eb9b2ef 100644
--- a/src/shared/install.c
+++ b/src/shared/install.c
@@ -393,19 +393,40 @@ void unit_file_dump_changes(int r, const char *verb, const UnitFileChange *chang
log_error_errno(r, "Failed to %s: %m.", verb);
}
+/**
+ * Checks if two paths or symlinks from wd are the same, when root is the root of the filesystem.
+ * wc should be the full path in the host file system.
+ */
+static bool chroot_symlinks_same(const char *root, const char *wd, const char *a, const char *b) {
+ assert(path_is_absolute(wd));
+
+ /* This will give incorrect results if the paths are relative and go outside
+ * of the chroot. False negatives are possible. */
+
+ a = strjoina(path_is_absolute(a) ? root : wd, "/", a);
+ b = strjoina(path_is_absolute(b) ? root : wd, "/", b);
+ return path_equal_or_files_same(a, b);
+}
+
static int create_symlink(
+ const LookupPaths *paths,
const char *old_path,
const char *new_path,
bool force,
UnitFileChange **changes,
unsigned *n_changes) {
- _cleanup_free_ char *dest = NULL;
+ _cleanup_free_ char *dest = NULL, *dirname = NULL;
+ const char *rp;
int r;
assert(old_path);
assert(new_path);
+ rp = skip_root(paths, old_path);
+ if (rp)
+ old_path = rp;
+
/* Actually create a symlink, and remember that we did. Is
* smart enough to check if there's already a valid symlink in
* place.
@@ -436,7 +457,11 @@ static int create_symlink(
return r;
}
- if (path_equal(dest, old_path))
+ dirname = dirname_malloc(new_path);
+ if (!dirname)
+ return -ENOMEM;
+
+ if (chroot_symlinks_same(paths->root_dir, dirname, dest, old_path))
return 1;
if (!force) {
@@ -620,7 +645,7 @@ static int remove_marked_symlinks(
fd = open(config_path, O_RDONLY|O_NONBLOCK|O_DIRECTORY|O_CLOEXEC|O_NOFOLLOW);
if (fd < 0)
- return -errno;
+ return errno == ENOENT ? 0 : -errno;
do {
int q, cfd;
@@ -777,7 +802,7 @@ static int find_symlinks(
assert(config_path);
assert(same_name_link);
- fd = open(config_path, O_RDONLY|O_NONBLOCK|O_DIRECTORY|O_CLOEXEC|O_NOFOLLOW);
+ fd = open(config_path, O_RDONLY|O_NONBLOCK|O_DIRECTORY|O_CLOEXEC);
if (fd < 0) {
if (IN_SET(errno, ENOENT, ENOTDIR, EACCES))
return 0;
@@ -903,6 +928,10 @@ static int install_info_may_process(
return 0;
}
+/**
+ * Adds a new UnitFileInstallInfo entry under name in the InstallContext.will_process
+ * hashmap, or retrieves the existing one if already present.
+ */
static int install_info_add(
InstallContext *c,
const char *name,
@@ -1334,9 +1363,8 @@ static int install_info_follow(
}
/**
- * Search for the unit file. If the unit name is a symlink,
- * follow the symlink to the target, maybe more than once.
- * Propagate the instance name if present.
+ * Search for the unit file. If the unit name is a symlink, follow the symlink to the
+ * target, maybe more than once. Propagate the instance name if present.
*/
static int install_info_traverse(
UnitFileScope scope,
@@ -1421,6 +1449,10 @@ static int install_info_traverse(
return 0;
}
+/**
+ * Call install_info_add() with name_or_path as the path (if name_or_path starts with "/")
+ * or the name (otherwise). root_dir is prepended to the path.
+ */
static int install_info_add_auto(
InstallContext *c,
const LookupPaths *paths,
@@ -1479,7 +1511,6 @@ static int install_info_symlink_alias(
STRV_FOREACH(s, i->aliases) {
_cleanup_free_ char *alias_path = NULL, *dst = NULL;
- const char *rp;
q = install_full_printf(i, *s, &dst);
if (q < 0)
@@ -1489,9 +1520,7 @@ static int install_info_symlink_alias(
if (!alias_path)
return -ENOMEM;
- rp = skip_root(paths, i->path);
-
- q = create_symlink(rp ?: i->path, alias_path, force, changes, n_changes);
+ q = create_symlink(paths, i->path, alias_path, force, changes, n_changes);
if (r == 0)
r = q;
}
@@ -1535,7 +1564,6 @@ static int install_info_symlink_wants(
STRV_FOREACH(s, list) {
_cleanup_free_ char *path = NULL, *dst = NULL;
- const char *rp;
q = install_full_printf(i, *s, &dst);
if (q < 0)
@@ -1550,9 +1578,7 @@ static int install_info_symlink_wants(
if (!path)
return -ENOMEM;
- rp = skip_root(paths, i->path);
-
- q = create_symlink(rp ?: i->path, path, true, changes, n_changes);
+ q = create_symlink(paths, i->path, path, true, changes, n_changes);
if (r == 0)
r = q;
}
@@ -1569,7 +1595,6 @@ static int install_info_symlink_link(
unsigned *n_changes) {
_cleanup_free_ char *path = NULL;
- const char *rp;
int r;
assert(i);
@@ -1587,9 +1612,7 @@ static int install_info_symlink_link(
if (!path)
return -ENOMEM;
- rp = skip_root(paths, i->path);
-
- return create_symlink(rp ?: i->path, path, force, changes, n_changes);
+ return create_symlink(paths, i->path, path, force, changes, n_changes);
}
static int install_info_apply(
@@ -1765,7 +1788,7 @@ int unit_file_mask(
if (!path)
return -ENOMEM;
- q = create_symlink("/dev/null", path, force, changes, n_changes);
+ q = create_symlink(&paths, "/dev/null", path, force, changes, n_changes);
if (q < 0 && r >= 0)
r = q;
}
@@ -1925,14 +1948,12 @@ int unit_file_link(
r = 0;
STRV_FOREACH(i, todo) {
_cleanup_free_ char *new_path = NULL;
- const char *old_path;
- old_path = skip_root(&paths, *i);
new_path = path_make_absolute(basename(*i), config_path);
if (!new_path)
return -ENOMEM;
- q = create_symlink(old_path ?: *i, new_path, force, changes, n_changes);
+ q = create_symlink(&paths, *i, new_path, force, changes, n_changes);
if (q < 0 && r >= 0)
r = q;
}
@@ -1967,7 +1988,6 @@ int unit_file_revert(
unsigned *n_changes) {
_cleanup_set_free_free_ Set *remove_symlinks_to = NULL;
- /* _cleanup_(install_context_done) InstallContext c = {}; */
_cleanup_lookup_paths_free_ LookupPaths paths = {};
_cleanup_strv_free_ char **todo = NULL;
size_t n_todo = 0, n_allocated = 0;
@@ -2312,7 +2332,7 @@ int unit_file_set_default(
_cleanup_lookup_paths_free_ LookupPaths paths = {};
_cleanup_(install_context_done) InstallContext c = {};
UnitFileInstallInfo *i;
- const char *new_path, *old_path;
+ const char *new_path;
int r;
assert(scope >= 0);
@@ -2335,10 +2355,8 @@ int unit_file_set_default(
if (r < 0)
return r;
- old_path = skip_root(&paths, i->path);
new_path = strjoina(paths.persistent_config, "/" SPECIAL_DEFAULT_TARGET);
-
- return create_symlink(old_path ?: i->path, new_path, force, changes, n_changes);
+ return create_symlink(&paths, i->path, new_path, force, changes, n_changes);
}
int unit_file_get_default(
@@ -2685,19 +2703,26 @@ static int preset_prepare_one(
InstallContext *plus,
InstallContext *minus,
LookupPaths *paths,
- UnitFilePresetMode mode,
const char *name,
Presets presets,
UnitFileChange **changes,
unsigned *n_changes) {
+ _cleanup_(install_context_done) InstallContext tmp = {};
UnitFileInstallInfo *i;
int r;
- if (install_info_find(plus, name) ||
- install_info_find(minus, name))
+ if (install_info_find(plus, name) || install_info_find(minus, name))
return 0;
+ r = install_info_discover(scope, &tmp, paths, name, SEARCH_FOLLOW_CONFIG_SYMLINKS, &i);
+ if (r < 0)
+ return r;
+ if (!streq(name, i->name)) {
+ log_debug("Skipping %s because is an alias for %s", name, i->name);
+ return 0;
+ }
+
r = query_presets(name, presets);
if (r < 0)
return r;
@@ -2748,7 +2773,7 @@ int unit_file_preset(
return r;
STRV_FOREACH(i, files) {
- r = preset_prepare_one(scope, &plus, &minus, &paths, mode, *i, presets, changes, n_changes);
+ r = preset_prepare_one(scope, &plus, &minus, &paths, *i, presets, changes, n_changes);
if (r < 0)
return r;
}
@@ -2809,7 +2834,7 @@ int unit_file_preset_all(
continue;
/* we don't pass changes[] in, because we want to handle errors on our own */
- r = preset_prepare_one(scope, &plus, &minus, &paths, mode, de->d_name, presets, NULL, 0);
+ r = preset_prepare_one(scope, &plus, &minus, &paths, de->d_name, presets, NULL, 0);
if (r == -ERFKILL)
r = unit_file_changes_add(changes, n_changes,
UNIT_FILE_IS_MASKED, de->d_name, NULL);
diff --git a/src/shared/logs-show.c b/src/shared/logs-show.c
index d04728f505..f9d9c4ed62 100644
--- a/src/shared/logs-show.c
+++ b/src/shared/logs-show.c
@@ -45,6 +45,7 @@
#include "parse-util.h"
#include "process-util.h"
#include "sparse-endian.h"
+#include "stdio-util.h"
#include "string-table.h"
#include "string-util.h"
#include "terminal-util.h"
@@ -206,6 +207,108 @@ static bool print_multiline(FILE *f, unsigned prefix, unsigned n_columns, Output
return ellipsized;
}
+static int output_timestamp_monotonic(FILE *f, sd_journal *j, const char *monotonic) {
+ sd_id128_t boot_id;
+ uint64_t t;
+ int r;
+
+ assert(f);
+ assert(j);
+
+ r = -ENXIO;
+ if (monotonic)
+ r = safe_atou64(monotonic, &t);
+ if (r < 0)
+ r = sd_journal_get_monotonic_usec(j, &t, &boot_id);
+ if (r < 0)
+ return log_error_errno(r, "Failed to get monotonic timestamp: %m");
+
+ fprintf(f, "[%5llu.%06llu]",
+ (unsigned long long) (t / USEC_PER_SEC),
+ (unsigned long long) (t % USEC_PER_SEC));
+
+ return 1 + 5 + 1 + 6 + 1;
+}
+
+static int output_timestamp_realtime(FILE *f, sd_journal *j, OutputMode mode, OutputFlags flags, const char *realtime) {
+ char buf[MAX(FORMAT_TIMESTAMP_MAX, 64)];
+ struct tm *(*gettime_r)(const time_t *, struct tm *);
+ struct tm tm;
+ uint64_t x;
+ time_t t;
+ int r;
+
+ assert(f);
+ assert(j);
+
+ r = -ENXIO;
+ if (realtime)
+ r = safe_atou64(realtime, &x);
+ if (r < 0)
+ r = sd_journal_get_realtime_usec(j, &x);
+ if (r < 0)
+ return log_error_errno(r, "Failed to get realtime timestamp: %m");
+
+ if (mode == OUTPUT_SHORT_FULL) {
+ const char *k;
+
+ if (flags & OUTPUT_UTC)
+ k = format_timestamp_utc(buf, sizeof(buf), x);
+ else
+ k = format_timestamp(buf, sizeof(buf), x);
+ if (!k) {
+ log_error("Failed to format timestamp.");
+ return -EINVAL;
+ }
+
+ } else {
+ gettime_r = (flags & OUTPUT_UTC) ? gmtime_r : localtime_r;
+ t = (time_t) (x / USEC_PER_SEC);
+
+ switch (mode) {
+
+ case OUTPUT_SHORT_UNIX:
+ xsprintf(buf, "%10llu.%06llu", (unsigned long long) t, (unsigned long long) (x % USEC_PER_SEC));
+ break;
+
+ case OUTPUT_SHORT_ISO:
+ if (strftime(buf, sizeof(buf), "%Y-%m-%dT%H:%M:%S%z", gettime_r(&t, &tm)) <= 0) {
+ log_error("Failed for format ISO time");
+ return -EINVAL;
+ }
+ break;
+
+ case OUTPUT_SHORT:
+ case OUTPUT_SHORT_PRECISE:
+
+ if (strftime(buf, sizeof(buf), "%b %d %H:%M:%S", gettime_r(&t, &tm)) <= 0) {
+ log_error("Failed to format syslog time");
+ return -EINVAL;
+ }
+
+ if (mode == OUTPUT_SHORT_PRECISE) {
+ size_t k;
+
+ assert(sizeof(buf) > strlen(buf));
+ k = sizeof(buf) - strlen(buf);
+
+ r = snprintf(buf + strlen(buf), k, ".%06llu", (unsigned long long) (x % USEC_PER_SEC));
+ if (r <= 0 || (size_t) r >= k) { /* too long? */
+ log_error("Failed to format precise time");
+ return -EINVAL;
+ }
+ }
+ break;
+
+ default:
+ assert_not_reached("Unknown time format");
+ }
+ }
+
+ fputs(buf, f);
+ return (int) strlen(buf);
+}
+
static int output_short(
FILE *f,
sd_journal *j,
@@ -305,78 +408,15 @@ static int output_short(
if (priority_len == 1 && *priority >= '0' && *priority <= '7')
p = *priority - '0';
- if (mode == OUTPUT_SHORT_MONOTONIC) {
- uint64_t t;
- sd_id128_t boot_id;
-
- r = -ENOENT;
-
- if (monotonic)
- r = safe_atou64(monotonic, &t);
-
- if (r < 0)
- r = sd_journal_get_monotonic_usec(j, &t, &boot_id);
-
- if (r < 0)
- return log_error_errno(r, "Failed to get monotonic timestamp: %m");
-
- fprintf(f, "[%5llu.%06llu]",
- (unsigned long long) (t / USEC_PER_SEC),
- (unsigned long long) (t % USEC_PER_SEC));
-
- n += 1 + 5 + 1 + 6 + 1;
-
- } else {
- char buf[64];
- uint64_t x;
- time_t t;
- struct tm tm;
- struct tm *(*gettime_r)(const time_t *, struct tm *);
-
- r = -ENOENT;
- gettime_r = (flags & OUTPUT_UTC) ? gmtime_r : localtime_r;
-
- if (realtime)
- r = safe_atou64(realtime, &x);
-
- if (r < 0)
- r = sd_journal_get_realtime_usec(j, &x);
-
- if (r < 0)
- return log_error_errno(r, "Failed to get realtime timestamp: %m");
-
- t = (time_t) (x / USEC_PER_SEC);
-
- switch (mode) {
-
- case OUTPUT_SHORT_UNIX:
- r = snprintf(buf, sizeof(buf), "%10llu.%06llu", (unsigned long long) t, (unsigned long long) (x % USEC_PER_SEC));
- break;
-
- case OUTPUT_SHORT_ISO:
- r = strftime(buf, sizeof(buf), "%Y-%m-%dT%H:%M:%S%z", gettime_r(&t, &tm));
- break;
-
- case OUTPUT_SHORT_PRECISE:
- r = strftime(buf, sizeof(buf), "%b %d %H:%M:%S", gettime_r(&t, &tm));
- if (r > 0)
- snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), ".%06llu", (unsigned long long) (x % USEC_PER_SEC));
- break;
-
- default:
- r = strftime(buf, sizeof(buf), "%b %d %H:%M:%S", gettime_r(&t, &tm));
- }
-
- if (r <= 0) {
- log_error("Failed to format time.");
- return -EINVAL;
- }
-
- fputs(buf, f);
- n += strlen(buf);
- }
+ if (mode == OUTPUT_SHORT_MONOTONIC)
+ r = output_timestamp_monotonic(f, j, monotonic);
+ else
+ r = output_timestamp_realtime(f, j, mode, flags, realtime);
+ if (r < 0)
+ return r;
+ n += r;
- if (hostname && (flags & OUTPUT_NO_HOSTNAME)) {
+ if (flags & OUTPUT_NO_HOSTNAME) {
/* Suppress display of the hostname if this is requested. */
hostname = NULL;
hostname_len = 0;
@@ -910,6 +950,7 @@ static int (*output_funcs[_OUTPUT_MODE_MAX])(
[OUTPUT_SHORT_PRECISE] = output_short,
[OUTPUT_SHORT_MONOTONIC] = output_short,
[OUTPUT_SHORT_UNIX] = output_short,
+ [OUTPUT_SHORT_FULL] = output_short,
[OUTPUT_VERBOSE] = output_verbose,
[OUTPUT_EXPORT] = output_export,
[OUTPUT_JSON] = output_json,
diff --git a/src/shared/output-mode.c b/src/shared/output-mode.c
index bec53ee0ae..67d8208ad2 100644
--- a/src/shared/output-mode.c
+++ b/src/shared/output-mode.c
@@ -22,6 +22,7 @@
static const char *const output_mode_table[_OUTPUT_MODE_MAX] = {
[OUTPUT_SHORT] = "short",
+ [OUTPUT_SHORT_FULL] = "short-full",
[OUTPUT_SHORT_ISO] = "short-iso",
[OUTPUT_SHORT_PRECISE] = "short-precise",
[OUTPUT_SHORT_MONOTONIC] = "short-monotonic",
diff --git a/src/shared/output-mode.h b/src/shared/output-mode.h
index f37189e57f..ff29dafcb5 100644
--- a/src/shared/output-mode.h
+++ b/src/shared/output-mode.h
@@ -23,6 +23,7 @@
typedef enum OutputMode {
OUTPUT_SHORT,
+ OUTPUT_SHORT_FULL,
OUTPUT_SHORT_ISO,
OUTPUT_SHORT_PRECISE,
OUTPUT_SHORT_MONOTONIC,
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-18 12:51:09 +0000