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-rw-r--r--src/analyze/analyze.c691
1 files changed, 691 insertions, 0 deletions
diff --git a/src/analyze/analyze.c b/src/analyze/analyze.c
new file mode 100644
index 0000000..021de65
--- /dev/null
+++ b/src/analyze/analyze.c
@@ -0,0 +1,691 @@
+/* SPDX-License-Identifier: LGPL-2.1-or-later */
+/***
+ Copyright © 2013 Simon Peeters
+***/
+
+#include <getopt.h>
+#include <inttypes.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+
+#include "sd-bus.h"
+
+#include "alloc-util.h"
+#include "analyze.h"
+#include "analyze-blame.h"
+#include "analyze-calendar.h"
+#include "analyze-capability.h"
+#include "analyze-cat-config.h"
+#include "analyze-compare-versions.h"
+#include "analyze-condition.h"
+#include "analyze-critical-chain.h"
+#include "analyze-dot.h"
+#include "analyze-dump.h"
+#include "analyze-exit-status.h"
+#include "analyze-fdstore.h"
+#include "analyze-filesystems.h"
+#include "analyze-inspect-elf.h"
+#include "analyze-log-control.h"
+#include "analyze-malloc.h"
+#include "analyze-pcrs.h"
+#include "analyze-plot.h"
+#include "analyze-security.h"
+#include "analyze-service-watchdogs.h"
+#include "analyze-srk.h"
+#include "analyze-syscall-filter.h"
+#include "analyze-time.h"
+#include "analyze-time-data.h"
+#include "analyze-timespan.h"
+#include "analyze-timestamp.h"
+#include "analyze-unit-files.h"
+#include "analyze-unit-paths.h"
+#include "analyze-verify.h"
+#include "analyze-image-policy.h"
+#include "build.h"
+#include "bus-error.h"
+#include "bus-locator.h"
+#include "bus-map-properties.h"
+#include "bus-unit-util.h"
+#include "calendarspec.h"
+#include "cap-list.h"
+#include "capability-util.h"
+#include "conf-files.h"
+#include "copy.h"
+#include "constants.h"
+#include "exit-status.h"
+#include "extract-word.h"
+#include "fd-util.h"
+#include "fileio.h"
+#include "filesystems.h"
+#include "format-table.h"
+#include "glob-util.h"
+#include "hashmap.h"
+#include "locale-util.h"
+#include "log.h"
+#include "main-func.h"
+#include "mount-util.h"
+#include "nulstr-util.h"
+#include "pager.h"
+#include "parse-argument.h"
+#include "parse-util.h"
+#include "path-util.h"
+#include "pretty-print.h"
+#include "rm-rf.h"
+#if HAVE_SECCOMP
+# include "seccomp-util.h"
+#endif
+#include "sort-util.h"
+#include "special.h"
+#include "stat-util.h"
+#include "string-table.h"
+#include "strv.h"
+#include "strxcpyx.h"
+#include "terminal-util.h"
+#include "time-util.h"
+#include "tmpfile-util.h"
+#include "unit-name.h"
+#include "verb-log-control.h"
+#include "verbs.h"
+
+DotMode arg_dot = DEP_ALL;
+char **arg_dot_from_patterns = NULL, **arg_dot_to_patterns = NULL;
+usec_t arg_fuzz = 0;
+PagerFlags arg_pager_flags = 0;
+CatFlags arg_cat_flags = 0;
+BusTransport arg_transport = BUS_TRANSPORT_LOCAL;
+const char *arg_host = NULL;
+RuntimeScope arg_runtime_scope = RUNTIME_SCOPE_SYSTEM;
+RecursiveErrors arg_recursive_errors = _RECURSIVE_ERRORS_INVALID;
+bool arg_man = true;
+bool arg_generators = false;
+char *arg_root = NULL;
+static char *arg_image = NULL;
+char *arg_security_policy = NULL;
+bool arg_offline = false;
+unsigned arg_threshold = 100;
+unsigned arg_iterations = 1;
+usec_t arg_base_time = USEC_INFINITY;
+char *arg_unit = NULL;
+JsonFormatFlags arg_json_format_flags = JSON_FORMAT_OFF;
+bool arg_quiet = false;
+char *arg_profile = NULL;
+bool arg_legend = true;
+bool arg_table = false;
+ImagePolicy *arg_image_policy = NULL;
+
+STATIC_DESTRUCTOR_REGISTER(arg_dot_from_patterns, strv_freep);
+STATIC_DESTRUCTOR_REGISTER(arg_dot_to_patterns, strv_freep);
+STATIC_DESTRUCTOR_REGISTER(arg_root, freep);
+STATIC_DESTRUCTOR_REGISTER(arg_image, freep);
+STATIC_DESTRUCTOR_REGISTER(arg_security_policy, freep);
+STATIC_DESTRUCTOR_REGISTER(arg_unit, freep);
+STATIC_DESTRUCTOR_REGISTER(arg_profile, freep);
+STATIC_DESTRUCTOR_REGISTER(arg_image_policy, image_policy_freep);
+
+int acquire_bus(sd_bus **bus, bool *use_full_bus) {
+ int r;
+
+ if (use_full_bus && *use_full_bus) {
+ r = bus_connect_transport(arg_transport, arg_host, arg_runtime_scope, bus);
+ if (IN_SET(r, 0, -EHOSTDOWN))
+ return r;
+
+ *use_full_bus = false;
+ }
+
+ return bus_connect_transport_systemd(arg_transport, arg_host, arg_runtime_scope, bus);
+}
+
+int bus_get_unit_property_strv(sd_bus *bus, const char *path, const char *property, char ***strv) {
+ _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
+ int r;
+
+ assert(bus);
+ assert(path);
+ assert(property);
+ assert(strv);
+
+ r = sd_bus_get_property_strv(
+ bus,
+ "org.freedesktop.systemd1",
+ path,
+ "org.freedesktop.systemd1.Unit",
+ property,
+ &error,
+ strv);
+ if (r < 0)
+ return log_error_errno(r, "Failed to get unit property %s: %s", property, bus_error_message(&error, r));
+
+ return 0;
+}
+
+void time_parsing_hint(const char *p, bool calendar, bool timestamp, bool timespan) {
+ if (calendar && calendar_spec_from_string(p, NULL) >= 0)
+ log_notice("Hint: this expression is a valid calendar specification. "
+ "Use 'systemd-analyze calendar \"%s\"' instead?", p);
+ if (timestamp && parse_timestamp(p, NULL) >= 0)
+ log_notice("Hint: this expression is a valid timestamp. "
+ "Use 'systemd-analyze timestamp \"%s\"' instead?", p);
+ if (timespan && parse_time(p, NULL, USEC_PER_SEC) >= 0)
+ log_notice("Hint: this expression is a valid timespan. "
+ "Use 'systemd-analyze timespan \"%s\"' instead?", p);
+}
+
+int dump_fd_reply(sd_bus_message *message) {
+ int fd, r;
+
+ assert(message);
+
+ r = sd_bus_message_read(message, "h", &fd);
+ if (r < 0)
+ return bus_log_parse_error(r);
+
+ fflush(stdout);
+ r = copy_bytes(fd, STDOUT_FILENO, UINT64_MAX, 0);
+ if (r < 0)
+ return r;
+
+ return 1; /* Success */
+}
+
+static int help(int argc, char *argv[], void *userdata) {
+ _cleanup_free_ char *link = NULL, *dot_link = NULL;
+ int r;
+
+ pager_open(arg_pager_flags);
+
+ r = terminal_urlify_man("systemd-analyze", "1", &link);
+ if (r < 0)
+ return log_oom();
+
+ /* Not using terminal_urlify_man() for this, since we don't want the "man page" text suffix in this case. */
+ r = terminal_urlify("man:dot(1)", "dot(1)", &dot_link);
+ if (r < 0)
+ return log_oom();
+
+ printf("%s [OPTIONS...] COMMAND ...\n\n"
+ "%sProfile systemd, show unit dependencies, check unit files.%s\n"
+ "\nCommands:\n"
+ " [time] Print time required to boot the machine\n"
+ " blame Print list of running units ordered by\n"
+ " time to init\n"
+ " critical-chain [UNIT...] Print a tree of the time critical chain\n"
+ " of units\n"
+ " plot Output SVG graphic showing service\n"
+ " initialization\n"
+ " dot [UNIT...] Output dependency graph in %s format\n"
+ " dump [PATTERN...] Output state serialization of service\n"
+ " manager\n"
+ " cat-config NAME|PATH... Show configuration file and drop-ins\n"
+ " unit-files List files and symlinks for units\n"
+ " unit-paths List load directories for units\n"
+ " exit-status [STATUS...] List exit status definitions\n"
+ " capability [CAP...] List capability definitions\n"
+ " syscall-filter [NAME...] List syscalls in seccomp filters\n"
+ " filesystems [NAME...] List known filesystems\n"
+ " condition CONDITION... Evaluate conditions and asserts\n"
+ " compare-versions VERSION1 [OP] VERSION2\n"
+ " Compare two version strings\n"
+ " verify FILE... Check unit files for correctness\n"
+ " calendar SPEC... Validate repetitive calendar time\n"
+ " events\n"
+ " timestamp TIMESTAMP... Validate a timestamp\n"
+ " timespan SPAN... Validate a time span\n"
+ " security [UNIT...] Analyze security of unit\n"
+ " inspect-elf FILE... Parse and print ELF package metadata\n"
+ " malloc [D-BUS SERVICE...] Dump malloc stats of a D-Bus service\n"
+ " fdstore SERVICE... Show file descriptor store contents of service\n"
+ " image-policy POLICY... Analyze image policy string\n"
+ " pcrs [PCR...] Show TPM2 PCRs and their names\n"
+ " srk > FILE Write TPM2 SRK to stdout\n"
+ "\nOptions:\n"
+ " --recursive-errors=MODE Control which units are verified\n"
+ " --offline=BOOL Perform a security review on unit file(s)\n"
+ " --threshold=N Exit with a non-zero status when overall\n"
+ " exposure level is over threshold value\n"
+ " --security-policy=PATH Use custom JSON security policy instead\n"
+ " of built-in one\n"
+ " --json=pretty|short|off Generate JSON output of the security\n"
+ " analysis table, or plot's raw time data\n"
+ " --no-pager Do not pipe output into a pager\n"
+ " --no-legend Disable column headers and hints in plot\n"
+ " with either --table or --json=\n"
+ " --system Operate on system systemd instance\n"
+ " --user Operate on user systemd instance\n"
+ " --global Operate on global user configuration\n"
+ " -H --host=[USER@]HOST Operate on remote host\n"
+ " -M --machine=CONTAINER Operate on local container\n"
+ " --order Show only order in the graph\n"
+ " --require Show only requirement in the graph\n"
+ " --from-pattern=GLOB Show only origins in the graph\n"
+ " --to-pattern=GLOB Show only destinations in the graph\n"
+ " --fuzz=SECONDS Also print services which finished SECONDS\n"
+ " earlier than the latest in the branch\n"
+ " --man[=BOOL] Do [not] check for existence of man pages\n"
+ " --generators[=BOOL] Do [not] run unit generators\n"
+ " (requires privileges)\n"
+ " --iterations=N Show the specified number of iterations\n"
+ " --base-time=TIMESTAMP Calculate calendar times relative to\n"
+ " specified time\n"
+ " --profile=name|PATH Include the specified profile in the\n"
+ " security review of the unit(s)\n"
+ " --table Output plot's raw time data as a table\n"
+ " -h --help Show this help\n"
+ " --version Show package version\n"
+ " -q --quiet Do not emit hints\n"
+ " --tldr Skip comments and empty lines\n"
+ " --root=PATH Operate on an alternate filesystem root\n"
+ " --image=PATH Operate on disk image as filesystem root\n"
+ " --image-policy=POLICY Specify disk image dissection policy\n"
+ "\nSee the %s for details.\n",
+ program_invocation_short_name,
+ ansi_highlight(),
+ ansi_normal(),
+ dot_link,
+ link);
+
+ /* When updating this list, including descriptions, apply changes to
+ * shell-completion/bash/systemd-analyze and shell-completion/zsh/_systemd-analyze too. */
+
+ return 0;
+}
+
+static int parse_argv(int argc, char *argv[]) {
+ enum {
+ ARG_VERSION = 0x100,
+ ARG_ORDER,
+ ARG_REQUIRE,
+ ARG_ROOT,
+ ARG_IMAGE,
+ ARG_IMAGE_POLICY,
+ ARG_SYSTEM,
+ ARG_USER,
+ ARG_GLOBAL,
+ ARG_DOT_FROM_PATTERN,
+ ARG_DOT_TO_PATTERN,
+ ARG_FUZZ,
+ ARG_NO_PAGER,
+ ARG_MAN,
+ ARG_GENERATORS,
+ ARG_ITERATIONS,
+ ARG_BASE_TIME,
+ ARG_RECURSIVE_ERRORS,
+ ARG_OFFLINE,
+ ARG_THRESHOLD,
+ ARG_SECURITY_POLICY,
+ ARG_JSON,
+ ARG_PROFILE,
+ ARG_TABLE,
+ ARG_NO_LEGEND,
+ ARG_TLDR,
+ };
+
+ static const struct option options[] = {
+ { "help", no_argument, NULL, 'h' },
+ { "version", no_argument, NULL, ARG_VERSION },
+ { "quiet", no_argument, NULL, 'q' },
+ { "order", no_argument, NULL, ARG_ORDER },
+ { "require", no_argument, NULL, ARG_REQUIRE },
+ { "root", required_argument, NULL, ARG_ROOT },
+ { "image", required_argument, NULL, ARG_IMAGE },
+ { "image-policy", required_argument, NULL, ARG_IMAGE_POLICY },
+ { "recursive-errors", required_argument, NULL, ARG_RECURSIVE_ERRORS },
+ { "offline", required_argument, NULL, ARG_OFFLINE },
+ { "threshold", required_argument, NULL, ARG_THRESHOLD },
+ { "security-policy", required_argument, NULL, ARG_SECURITY_POLICY },
+ { "system", no_argument, NULL, ARG_SYSTEM },
+ { "user", no_argument, NULL, ARG_USER },
+ { "global", no_argument, NULL, ARG_GLOBAL },
+ { "from-pattern", required_argument, NULL, ARG_DOT_FROM_PATTERN },
+ { "to-pattern", required_argument, NULL, ARG_DOT_TO_PATTERN },
+ { "fuzz", required_argument, NULL, ARG_FUZZ },
+ { "no-pager", no_argument, NULL, ARG_NO_PAGER },
+ { "man", optional_argument, NULL, ARG_MAN },
+ { "generators", optional_argument, NULL, ARG_GENERATORS },
+ { "host", required_argument, NULL, 'H' },
+ { "machine", required_argument, NULL, 'M' },
+ { "iterations", required_argument, NULL, ARG_ITERATIONS },
+ { "base-time", required_argument, NULL, ARG_BASE_TIME },
+ { "unit", required_argument, NULL, 'U' },
+ { "json", required_argument, NULL, ARG_JSON },
+ { "profile", required_argument, NULL, ARG_PROFILE },
+ { "table", optional_argument, NULL, ARG_TABLE },
+ { "no-legend", optional_argument, NULL, ARG_NO_LEGEND },
+ { "tldr", no_argument, NULL, ARG_TLDR },
+ {}
+ };
+
+ int r, c;
+
+ assert(argc >= 0);
+ assert(argv);
+
+ while ((c = getopt_long(argc, argv, "hH:M:U:q", options, NULL)) >= 0)
+ switch (c) {
+
+ case 'h':
+ return help(0, NULL, NULL);
+
+ case ARG_VERSION:
+ return version();
+
+ case 'q':
+ arg_quiet = true;
+ break;
+
+ case ARG_RECURSIVE_ERRORS:
+ if (streq(optarg, "help")) {
+ DUMP_STRING_TABLE(recursive_errors, RecursiveErrors, _RECURSIVE_ERRORS_MAX);
+ return 0;
+ }
+ r = recursive_errors_from_string(optarg);
+ if (r < 0)
+ return log_error_errno(r, "Unknown mode passed to --recursive-errors='%s'.", optarg);
+
+ arg_recursive_errors = r;
+ break;
+
+ case ARG_ROOT:
+ r = parse_path_argument(optarg, /* suppress_root= */ true, &arg_root);
+ if (r < 0)
+ return r;
+ break;
+
+ case ARG_IMAGE:
+ r = parse_path_argument(optarg, /* suppress_root= */ false, &arg_image);
+ if (r < 0)
+ return r;
+ break;
+
+ case ARG_IMAGE_POLICY:
+ r = parse_image_policy_argument(optarg, &arg_image_policy);
+ if (r < 0)
+ return r;
+ break;
+
+ case ARG_SYSTEM:
+ arg_runtime_scope = RUNTIME_SCOPE_SYSTEM;
+ break;
+
+ case ARG_USER:
+ arg_runtime_scope = RUNTIME_SCOPE_USER;
+ break;
+
+ case ARG_GLOBAL:
+ arg_runtime_scope = RUNTIME_SCOPE_GLOBAL;
+ break;
+
+ case ARG_ORDER:
+ arg_dot = DEP_ORDER;
+ break;
+
+ case ARG_REQUIRE:
+ arg_dot = DEP_REQUIRE;
+ break;
+
+ case ARG_DOT_FROM_PATTERN:
+ if (strv_extend(&arg_dot_from_patterns, optarg) < 0)
+ return log_oom();
+
+ break;
+
+ case ARG_DOT_TO_PATTERN:
+ if (strv_extend(&arg_dot_to_patterns, optarg) < 0)
+ return log_oom();
+
+ break;
+
+ case ARG_FUZZ:
+ r = parse_sec(optarg, &arg_fuzz);
+ if (r < 0)
+ return r;
+ break;
+
+ case ARG_NO_PAGER:
+ arg_pager_flags |= PAGER_DISABLE;
+ break;
+
+ case 'H':
+ arg_transport = BUS_TRANSPORT_REMOTE;
+ arg_host = optarg;
+ break;
+
+ case 'M':
+ arg_transport = BUS_TRANSPORT_MACHINE;
+ arg_host = optarg;
+ break;
+
+ case ARG_MAN:
+ r = parse_boolean_argument("--man", optarg, &arg_man);
+ if (r < 0)
+ return r;
+ break;
+
+ case ARG_GENERATORS:
+ r = parse_boolean_argument("--generators", optarg, &arg_generators);
+ if (r < 0)
+ return r;
+ break;
+
+ case ARG_OFFLINE:
+ r = parse_boolean_argument("--offline", optarg, &arg_offline);
+ if (r < 0)
+ return r;
+ break;
+
+ case ARG_THRESHOLD:
+ r = safe_atou(optarg, &arg_threshold);
+ if (r < 0 || arg_threshold > 100)
+ return log_error_errno(r < 0 ? r : SYNTHETIC_ERRNO(EINVAL), "Failed to parse threshold: %s", optarg);
+
+ break;
+
+ case ARG_SECURITY_POLICY:
+ r = parse_path_argument(optarg, /* suppress_root= */ false, &arg_security_policy);
+ if (r < 0)
+ return r;
+ break;
+
+ case ARG_JSON:
+ r = parse_json_argument(optarg, &arg_json_format_flags);
+ if (r <= 0)
+ return r;
+ break;
+
+ case ARG_ITERATIONS:
+ r = safe_atou(optarg, &arg_iterations);
+ if (r < 0)
+ return log_error_errno(r, "Failed to parse iterations: %s", optarg);
+ break;
+
+ case ARG_BASE_TIME:
+ r = parse_timestamp(optarg, &arg_base_time);
+ if (r < 0)
+ return log_error_errno(r, "Failed to parse --base-time= parameter: %s", optarg);
+ break;
+
+ case ARG_PROFILE:
+ if (isempty(optarg))
+ return log_error_errno(SYNTHETIC_ERRNO(EINVAL), "Profile file name is empty");
+
+ if (is_path(optarg)) {
+ r = parse_path_argument(optarg, /* suppress_root= */ false, &arg_profile);
+ if (r < 0)
+ return r;
+ if (!endswith(arg_profile, ".conf"))
+ return log_error_errno(SYNTHETIC_ERRNO(EINVAL), "Profile file name must end with .conf: %s", arg_profile);
+ } else {
+ r = free_and_strdup(&arg_profile, optarg);
+ if (r < 0)
+ return log_oom();
+ }
+
+ break;
+
+ case 'U': {
+ _cleanup_free_ char *mangled = NULL;
+
+ r = unit_name_mangle(optarg, UNIT_NAME_MANGLE_WARN, &mangled);
+ if (r < 0)
+ return log_error_errno(r, "Failed to mangle unit name %s: %m", optarg);
+
+ free_and_replace(arg_unit, mangled);
+ break;
+ }
+
+ case ARG_TABLE:
+ arg_table = true;
+ break;
+
+ case ARG_NO_LEGEND:
+ arg_legend = false;
+ break;
+
+ case ARG_TLDR:
+ arg_cat_flags = CAT_TLDR;
+ break;
+
+ case '?':
+ return -EINVAL;
+
+ default:
+ assert_not_reached();
+ }
+
+ if (arg_offline && !streq_ptr(argv[optind], "security"))
+ return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
+ "Option --offline= is only supported for security right now.");
+
+ if (arg_json_format_flags != JSON_FORMAT_OFF && !STRPTR_IN_SET(argv[optind], "security", "inspect-elf", "plot", "fdstore", "pcrs"))
+ return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
+ "Option --json= is only supported for security, inspect-elf, plot, fdstore, pcrs right now.");
+
+ if (arg_threshold != 100 && !streq_ptr(argv[optind], "security"))
+ return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
+ "Option --threshold= is only supported for security right now.");
+
+ if (arg_runtime_scope == RUNTIME_SCOPE_GLOBAL &&
+ !STR_IN_SET(argv[optind] ?: "time", "dot", "unit-paths", "verify"))
+ return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
+ "Option --global only makes sense with verbs dot, unit-paths, verify.");
+
+ if (streq_ptr(argv[optind], "cat-config") && arg_runtime_scope == RUNTIME_SCOPE_USER)
+ return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
+ "Option --user is not supported for cat-config right now.");
+
+ if (arg_security_policy && !streq_ptr(argv[optind], "security"))
+ return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
+ "Option --security-policy= is only supported for security.");
+
+ if ((arg_root || arg_image) && (!STRPTR_IN_SET(argv[optind], "cat-config", "verify", "condition")) &&
+ (!(streq_ptr(argv[optind], "security") && arg_offline)))
+ return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
+ "Options --root= and --image= are only supported for cat-config, verify, condition and security when used with --offline= right now.");
+
+ /* Having both an image and a root is not supported by the code */
+ if (arg_root && arg_image)
+ return log_error_errno(SYNTHETIC_ERRNO(EINVAL), "Please specify either --root= or --image=, the combination of both is not supported.");
+
+ if (arg_unit && !streq_ptr(argv[optind], "condition"))
+ return log_error_errno(SYNTHETIC_ERRNO(EINVAL), "Option --unit= is only supported for condition");
+
+ if (streq_ptr(argv[optind], "condition") && !arg_unit && optind >= argc - 1)
+ return log_error_errno(SYNTHETIC_ERRNO(EINVAL), "Too few arguments for condition");
+
+ if (streq_ptr(argv[optind], "condition") && arg_unit && optind < argc - 1)
+ return log_error_errno(SYNTHETIC_ERRNO(EINVAL), "No conditions can be passed if --unit= is used.");
+
+ if ((!arg_legend && !streq_ptr(argv[optind], "plot")) ||
+ (streq_ptr(argv[optind], "plot") && !arg_legend && !arg_table && FLAGS_SET(arg_json_format_flags, JSON_FORMAT_OFF)))
+ return log_error_errno(SYNTHETIC_ERRNO(EINVAL), "Option --no-legend is only supported for plot with either --table or --json=.");
+
+ if (arg_table && !streq_ptr(argv[optind], "plot"))
+ return log_error_errno(SYNTHETIC_ERRNO(EINVAL), "Option --table is only supported for plot right now.");
+
+ if (arg_table && !FLAGS_SET(arg_json_format_flags, JSON_FORMAT_OFF))
+ return log_error_errno(SYNTHETIC_ERRNO(EINVAL), "--table and --json= are mutually exclusive.");
+
+ return 1; /* work to do */
+}
+
+static int run(int argc, char *argv[]) {
+ _cleanup_(loop_device_unrefp) LoopDevice *loop_device = NULL;
+ _cleanup_(umount_and_freep) char *mounted_dir = NULL;
+
+ static const Verb verbs[] = {
+ { "help", VERB_ANY, VERB_ANY, 0, help },
+ { "time", VERB_ANY, 1, VERB_DEFAULT, verb_time },
+ { "blame", VERB_ANY, 1, 0, verb_blame },
+ { "critical-chain", VERB_ANY, VERB_ANY, 0, verb_critical_chain },
+ { "plot", VERB_ANY, 1, 0, verb_plot },
+ { "dot", VERB_ANY, VERB_ANY, 0, verb_dot },
+ /* ↓ The following seven verbs are deprecated, from here … ↓ */
+ { "log-level", VERB_ANY, 2, 0, verb_log_control },
+ { "log-target", VERB_ANY, 2, 0, verb_log_control },
+ { "set-log-level", 2, 2, 0, verb_log_control },
+ { "get-log-level", VERB_ANY, 1, 0, verb_log_control },
+ { "set-log-target", 2, 2, 0, verb_log_control },
+ { "get-log-target", VERB_ANY, 1, 0, verb_log_control },
+ { "service-watchdogs", VERB_ANY, 2, 0, verb_service_watchdogs },
+ /* ↑ … until here ↑ */
+ { "dump", VERB_ANY, VERB_ANY, 0, verb_dump },
+ { "cat-config", 2, VERB_ANY, 0, verb_cat_config },
+ { "unit-files", VERB_ANY, VERB_ANY, 0, verb_unit_files },
+ { "unit-paths", 1, 1, 0, verb_unit_paths },
+ { "exit-status", VERB_ANY, VERB_ANY, 0, verb_exit_status },
+ { "syscall-filter", VERB_ANY, VERB_ANY, 0, verb_syscall_filters },
+ { "capability", VERB_ANY, VERB_ANY, 0, verb_capabilities },
+ { "filesystems", VERB_ANY, VERB_ANY, 0, verb_filesystems },
+ { "condition", VERB_ANY, VERB_ANY, 0, verb_condition },
+ { "compare-versions", 3, 4, 0, verb_compare_versions },
+ { "verify", 2, VERB_ANY, 0, verb_verify },
+ { "calendar", 2, VERB_ANY, 0, verb_calendar },
+ { "timestamp", 2, VERB_ANY, 0, verb_timestamp },
+ { "timespan", 2, VERB_ANY, 0, verb_timespan },
+ { "security", VERB_ANY, VERB_ANY, 0, verb_security },
+ { "inspect-elf", 2, VERB_ANY, 0, verb_elf_inspection },
+ { "malloc", VERB_ANY, VERB_ANY, 0, verb_malloc },
+ { "fdstore", 2, VERB_ANY, 0, verb_fdstore },
+ { "image-policy", 2, 2, 0, verb_image_policy },
+ { "pcrs", VERB_ANY, VERB_ANY, 0, verb_pcrs },
+ { "srk", VERB_ANY, 1, 0, verb_srk },
+ {}
+ };
+
+ int r;
+
+ setlocale(LC_ALL, "");
+ setlocale(LC_NUMERIC, "C"); /* we want to format/parse floats in C style */
+
+ log_setup();
+
+ r = parse_argv(argc, argv);
+ if (r <= 0)
+ return r;
+
+ /* Open up and mount the image */
+ if (arg_image) {
+ assert(!arg_root);
+
+ r = mount_image_privately_interactively(
+ arg_image,
+ arg_image_policy,
+ DISSECT_IMAGE_GENERIC_ROOT |
+ DISSECT_IMAGE_RELAX_VAR_CHECK |
+ DISSECT_IMAGE_READ_ONLY,
+ &mounted_dir,
+ /* ret_dir_fd= */ NULL,
+ &loop_device);
+ if (r < 0)
+ return r;
+
+ arg_root = strdup(mounted_dir);
+ if (!arg_root)
+ return log_oom();
+ }
+
+ return dispatch_verb(argc, argv, verbs, NULL);
+}
+
+DEFINE_MAIN_FUNCTION_WITH_POSITIVE_FAILURE(run);