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authorAndy Wingo <wingo@pobox.com>2015-04-19 13:28:47 +0200
committerAndy Wingo <wingo@pobox.com>2015-04-19 13:32:26 +0200
commit203b112fe8f3204a9130047dd8bb91549211660b (patch)
tree91e2d2d12e12786b399aa357b20eaa475d734fe6 /src/sysv-generator/sysv-generator.c
parent8af00ee30d59fea6cc9b0c418e0d26283741d0c2 (diff)
Remove src/sysv-generator
Diffstat (limited to 'src/sysv-generator/sysv-generator.c')
-rw-r--r--src/sysv-generator/sysv-generator.c982
1 files changed, 0 insertions, 982 deletions
diff --git a/src/sysv-generator/sysv-generator.c b/src/sysv-generator/sysv-generator.c
deleted file mode 100644
index 4beea4dd02..0000000000
--- a/src/sysv-generator/sysv-generator.c
+++ /dev/null
@@ -1,982 +0,0 @@
-/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
-
-/***
- This file is part of systemd.
-
- Copyright 2014 Thomas H.P. Andersen
- Copyright 2010 Lennart Poettering
- Copyright 2011 Michal Schmidt
-
- systemd is free software; you can redistribute it and/or modify it
- under the terms of the GNU Lesser General Public License as published by
- the Free Software Foundation; either version 2.1 of the License, or
- (at your option) any later version.
-
- systemd is distributed in the hope that it will be useful, but
- WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public License
- along with systemd; If not, see <http://www.gnu.org/licenses/>.
-***/
-
-#include <errno.h>
-#include <stdio.h>
-#include <unistd.h>
-
-#include "util.h"
-#include "mkdir.h"
-#include "strv.h"
-#include "path-util.h"
-#include "path-lookup.h"
-#include "log.h"
-#include "unit.h"
-#include "unit-name.h"
-#include "special.h"
-#include "hashmap.h"
-
-typedef enum RunlevelType {
- RUNLEVEL_UP,
- RUNLEVEL_DOWN
-} RunlevelType;
-
-static const struct {
- const char *path;
- const char *target;
- const RunlevelType type;
-} rcnd_table[] = {
- /* Standard SysV runlevels for start-up */
- { "rc1.d", SPECIAL_RESCUE_TARGET, RUNLEVEL_UP },
- { "rc2.d", SPECIAL_MULTI_USER_TARGET, RUNLEVEL_UP },
- { "rc3.d", SPECIAL_MULTI_USER_TARGET, RUNLEVEL_UP },
- { "rc4.d", SPECIAL_MULTI_USER_TARGET, RUNLEVEL_UP },
- { "rc5.d", SPECIAL_GRAPHICAL_TARGET, RUNLEVEL_UP },
-
- /* Standard SysV runlevels for shutdown */
- { "rc0.d", SPECIAL_POWEROFF_TARGET, RUNLEVEL_DOWN },
- { "rc6.d", SPECIAL_REBOOT_TARGET, RUNLEVEL_DOWN }
-
- /* Note that the order here matters, as we read the
- directories in this order, and we want to make sure that
- sysv_start_priority is known when we first load the
- unit. And that value we only know from S links. Hence
- UP must be read before DOWN */
-};
-
-typedef struct SysvStub {
- char *name;
- char *path;
- char *description;
- int sysv_start_priority;
- char *pid_file;
- char **before;
- char **after;
- char **wants;
- char **wanted_by;
- char **conflicts;
- bool has_lsb;
- bool reload;
-} SysvStub;
-
-const char *arg_dest = "/tmp";
-
-static int add_symlink(const char *service, const char *where) {
- _cleanup_free_ char *from = NULL, *to = NULL;
- int r;
-
- assert(service);
- assert(where);
-
- from = strjoin(arg_dest, "/", service, NULL);
- if (!from)
- return log_oom();
-
- to = strjoin(arg_dest, "/", where, ".wants/", service, NULL);
- if (!to)
- return log_oom();
-
- mkdir_parents_label(to, 0755);
-
- r = symlink(from, to);
- if (r < 0) {
- if (errno == EEXIST)
- return 0;
- return -errno;
- }
-
- return 1;
-}
-
-static int add_alias(const char *service, const char *alias) {
- _cleanup_free_ char *link = NULL;
- int r;
-
- assert(service);
- assert(alias);
-
- link = strjoin(arg_dest, "/", alias, NULL);
- if (!link)
- return log_oom();
-
- r = symlink(service, link);
- if (r < 0) {
- if (errno == EEXIST)
- return 0;
- return -errno;
- }
-
- return 1;
-}
-
-static int generate_unit_file(SysvStub *s) {
- char **p;
- _cleanup_fclose_ FILE *f = NULL;
- _cleanup_free_ char *unit = NULL;
- _cleanup_free_ char *before = NULL;
- _cleanup_free_ char *after = NULL;
- _cleanup_free_ char *wants = NULL;
- _cleanup_free_ char *conflicts = NULL;
- int r;
-
- before = strv_join(s->before, " ");
- if (!before)
- return log_oom();
-
- after = strv_join(s->after, " ");
- if (!after)
- return log_oom();
-
- wants = strv_join(s->wants, " ");
- if (!wants)
- return log_oom();
-
- conflicts = strv_join(s->conflicts, " ");
- if (!conflicts)
- return log_oom();
-
- unit = strjoin(arg_dest, "/", s->name, NULL);
- if (!unit)
- return log_oom();
-
- /* We might already have a symlink with the same name from a Provides:,
- * or from backup files like /etc/init.d/foo.bak. Real scripts always win,
- * so remove an existing link */
- if (is_symlink(unit) > 0) {
- log_warning("Overwriting existing symlink %s with real service", unit);
- (void) unlink(unit);
- }
-
- f = fopen(unit, "wxe");
- if (!f)
- return log_error_errno(errno, "Failed to create unit file %s: %m", unit);
-
- fprintf(f,
- "# Automatically generated by systemd-sysv-generator\n\n"
- "[Unit]\n"
- "Documentation=man:systemd-sysv-generator(8)\n"
- "SourcePath=%s\n"
- "Description=%s\n",
- s->path, s->description);
-
- if (!isempty(before))
- fprintf(f, "Before=%s\n", before);
- if (!isempty(after))
- fprintf(f, "After=%s\n", after);
- if (!isempty(wants))
- fprintf(f, "Wants=%s\n", wants);
- if (!isempty(conflicts))
- fprintf(f, "Conflicts=%s\n", conflicts);
-
- fprintf(f,
- "\n[Service]\n"
- "Type=forking\n"
- "Restart=no\n"
- "TimeoutSec=5min\n"
- "IgnoreSIGPIPE=no\n"
- "KillMode=process\n"
- "GuessMainPID=no\n"
- "RemainAfterExit=%s\n",
- yes_no(!s->pid_file));
-
- if (s->pid_file)
- fprintf(f, "PIDFile=%s\n", s->pid_file);
-
- fprintf(f,
- "ExecStart=%s start\n"
- "ExecStop=%s stop\n",
- s->path, s->path);
-
- if (s->reload)
- fprintf(f, "ExecReload=%s reload\n", s->path);
-
- STRV_FOREACH(p, s->wanted_by) {
- r = add_symlink(s->name, *p);
- if (r < 0)
- log_unit_error_errno(s->name, r, "Failed to create 'Wants' symlink to %s: %m", *p);
- }
-
- return 0;
-}
-
-static bool usage_contains_reload(const char *line) {
- return (strcasestr(line, "{reload|") ||
- strcasestr(line, "{reload}") ||
- strcasestr(line, "{reload\"") ||
- strcasestr(line, "|reload|") ||
- strcasestr(line, "|reload}") ||
- strcasestr(line, "|reload\""));
-}
-
-static char *sysv_translate_name(const char *name) {
- char *r;
-
- r = new(char, strlen(name) + strlen(".service") + 1);
- if (!r)
- return NULL;
-
- if (endswith(name, ".sh"))
- /* Drop .sh suffix */
- strcpy(stpcpy(r, name) - 3, ".service");
- else
- /* Normal init script name */
- strcpy(stpcpy(r, name), ".service");
-
- return r;
-}
-
-static int sysv_translate_facility(const char *name, const char *filename, char **_r) {
-
- /* We silently ignore the $ prefix here. According to the LSB
- * spec it simply indicates whether something is a
- * standardized name or a distribution-specific one. Since we
- * just follow what already exists and do not introduce new
- * uses or names we don't care who introduced a new name. */
-
- static const char * const table[] = {
- /* LSB defined facilities */
- "local_fs", NULL,
- "network", SPECIAL_NETWORK_ONLINE_TARGET,
- "named", SPECIAL_NSS_LOOKUP_TARGET,
- "portmap", SPECIAL_RPCBIND_TARGET,
- "remote_fs", SPECIAL_REMOTE_FS_TARGET,
- "syslog", NULL,
- "time", SPECIAL_TIME_SYNC_TARGET,
- };
-
- char *filename_no_sh, *e, *r;
- const char *n;
- unsigned i;
-
- assert(name);
- assert(_r);
-
- n = *name == '$' ? name + 1 : name;
-
- for (i = 0; i < ELEMENTSOF(table); i += 2) {
-
- if (!streq(table[i], n))
- continue;
-
- if (!table[i+1])
- return 0;
-
- r = strdup(table[i+1]);
- if (!r)
- return log_oom();
-
- goto finish;
- }
-
- /* strip ".sh" suffix from file name for comparison */
- filename_no_sh = strdupa(filename);
- e = endswith(filename_no_sh, ".sh");
- if (e) {
- *e = '\0';
- filename = filename_no_sh;
- }
-
- /* If we don't know this name, fallback heuristics to figure
- * out whether something is a target or a service alias. */
-
- if (*name == '$') {
- if (!unit_prefix_is_valid(n))
- return -EINVAL;
-
- /* Facilities starting with $ are most likely targets */
- r = unit_name_build(n, NULL, ".target");
- } else if (streq_ptr(n, filename))
- /* Names equaling the file name of the services are redundant */
- return 0;
- else
- /* Everything else we assume to be normal service names */
- r = sysv_translate_name(n);
- if (!r)
- return -ENOMEM;
-
-finish:
- *_r = r;
-
- return 1;
-}
-
-static int load_sysv(SysvStub *s) {
- _cleanup_fclose_ FILE *f;
- unsigned line = 0;
- int r;
- enum {
- NORMAL,
- DESCRIPTION,
- LSB,
- LSB_DESCRIPTION,
- USAGE_CONTINUATION
- } state = NORMAL;
- _cleanup_free_ char *short_description = NULL, *long_description = NULL, *chkconfig_description = NULL;
- char *description;
- bool supports_reload = false;
-
- assert(s);
-
- f = fopen(s->path, "re");
- if (!f)
- return errno == ENOENT ? 0 : -errno;
-
- log_debug("Loading SysV script %s", s->path);
-
- while (!feof(f)) {
- char l[LINE_MAX], *t;
-
- if (!fgets(l, sizeof(l), f)) {
- if (feof(f))
- break;
-
- log_unit_error(s->name,
- "Failed to read configuration file '%s': %m",
- s->path);
- return -errno;
- }
-
- line++;
-
- t = strstrip(l);
- if (*t != '#') {
- /* Try to figure out whether this init script supports
- * the reload operation. This heuristic looks for
- * "Usage" lines which include the reload option. */
- if ( state == USAGE_CONTINUATION ||
- (state == NORMAL && strcasestr(t, "usage"))) {
- if (usage_contains_reload(t)) {
- supports_reload = true;
- state = NORMAL;
- } else if (t[strlen(t)-1] == '\\')
- state = USAGE_CONTINUATION;
- else
- state = NORMAL;
- }
-
- continue;
- }
-
- if (state == NORMAL && streq(t, "### BEGIN INIT INFO")) {
- state = LSB;
- s->has_lsb = true;
- continue;
- }
-
- if ((state == LSB_DESCRIPTION || state == LSB) && streq(t, "### END INIT INFO")) {
- state = NORMAL;
- continue;
- }
-
- t++;
- t += strspn(t, WHITESPACE);
-
- if (state == NORMAL) {
-
- /* Try to parse Red Hat style description */
-
- if (startswith_no_case(t, "description:")) {
-
- size_t k = strlen(t);
- char *d;
- const char *j;
-
- if (t[k-1] == '\\') {
- state = DESCRIPTION;
- t[k-1] = 0;
- }
-
- j = strstrip(t+12);
- if (j && *j) {
- d = strdup(j);
- if (!d)
- return -ENOMEM;
- } else
- d = NULL;
-
- free(chkconfig_description);
- chkconfig_description = d;
-
- } else if (startswith_no_case(t, "pidfile:")) {
-
- char *fn;
-
- state = NORMAL;
-
- fn = strstrip(t+8);
- if (!path_is_absolute(fn)) {
- log_unit_error(s->name,
- "[%s:%u] PID file not absolute. Ignoring.",
- s->path, line);
- continue;
- }
-
- fn = strdup(fn);
- if (!fn)
- return -ENOMEM;
-
- free(s->pid_file);
- s->pid_file = fn;
- }
-
- } else if (state == DESCRIPTION) {
-
- /* Try to parse Red Hat style description
- * continuation */
-
- size_t k = strlen(t);
- char *j;
-
- if (t[k-1] == '\\')
- t[k-1] = 0;
- else
- state = NORMAL;
-
- j = strstrip(t);
- if (j && *j) {
- char *d = NULL;
-
- if (chkconfig_description)
- d = strjoin(chkconfig_description, " ", j, NULL);
- else
- d = strdup(j);
-
- if (!d)
- return -ENOMEM;
-
- free(chkconfig_description);
- chkconfig_description = d;
- }
-
- } else if (state == LSB || state == LSB_DESCRIPTION) {
-
- if (startswith_no_case(t, "Provides:")) {
- const char *word, *state_;
- size_t z;
-
- state = LSB;
-
- FOREACH_WORD_QUOTED(word, z, t+9, state_) {
- _cleanup_free_ char *n = NULL, *m = NULL;
-
- n = strndup(word, z);
- if (!n)
- return -ENOMEM;
-
- r = sysv_translate_facility(n, basename(s->path), &m);
- if (r < 0)
- return r;
- if (r == 0)
- continue;
-
- if (unit_name_to_type(m) == UNIT_SERVICE) {
- log_debug("Adding Provides: alias '%s' for '%s'", m, s->name);
- r = add_alias(s->name, m);
- } else {
- /* NB: SysV targets
- * which are provided
- * by a service are
- * pulled in by the
- * services, as an
- * indication that the
- * generic service is
- * now available. This
- * is strictly
- * one-way. The
- * targets do NOT pull
- * in the SysV
- * services! */
- r = strv_extend(&s->before, m);
- if (r < 0)
- return log_oom();
- r = strv_extend(&s->wants, m);
- if (r < 0)
- return log_oom();
- if (streq(m, SPECIAL_NETWORK_ONLINE_TARGET)) {
- r = strv_extend(&s->before, SPECIAL_NETWORK_TARGET);
- if (r < 0)
- return log_oom();
- }
- }
-
- if (r < 0)
- log_unit_error(s->name,
- "[%s:%u] Failed to add LSB Provides name %s, ignoring: %s",
- s->path, line, m, strerror(-r));
- }
- if (!isempty(state_))
- log_unit_error(s->name,
- "[%s:%u] Trailing garbage in Provides, ignoring.",
- s->path, line);
-
- } else if (startswith_no_case(t, "Required-Start:") ||
- startswith_no_case(t, "Should-Start:") ||
- startswith_no_case(t, "X-Start-Before:") ||
- startswith_no_case(t, "X-Start-After:")) {
- const char *word, *state_;
- size_t z;
-
- state = LSB;
-
- FOREACH_WORD_QUOTED(word, z, strchr(t, ':')+1, state_) {
- _cleanup_free_ char *n = NULL, *m = NULL;
- bool is_before;
-
- n = strndup(word, z);
- if (!n)
- return -ENOMEM;
-
- r = sysv_translate_facility(n, basename(s->path), &m);
- if (r < 0) {
- log_unit_error(s->name,
- "[%s:%u] Failed to translate LSB dependency %s, ignoring: %s",
- s->path, line, n, strerror(-r));
- continue;
- }
-
- if (r == 0)
- continue;
-
- is_before = startswith_no_case(t, "X-Start-Before:");
-
- if (streq(m, SPECIAL_NETWORK_ONLINE_TARGET) && !is_before) {
- /* the network-online target is special, as it needs to be actively pulled in */
- r = strv_extend(&s->after, m);
- if (r < 0)
- return log_oom();
- r = strv_extend(&s->wants, m);
- if (r < 0)
- return log_oom();
- }
- else {
- if (is_before) {
- r = strv_extend(&s->before, m);
- if (r < 0)
- return log_oom();
- }
- else {
- r = strv_extend(&s->after, m);
- if (r < 0)
- return log_oom();
- }
- }
-
- if (r < 0)
- log_unit_error(s->name,
- "[%s:%u] Failed to add dependency on %s, ignoring: %s",
- s->path, line, m, strerror(-r));
- }
- if (!isempty(state_))
- log_unit_error(s->name,
- "[%s:%u] Trailing garbage in %*s, ignoring.",
- s->path, line,
- (int)(strchr(t, ':') - t), t);
-
- } else if (startswith_no_case(t, "Description:")) {
- char *d, *j;
-
- state = LSB_DESCRIPTION;
-
- j = strstrip(t+12);
- if (j && *j) {
- d = strdup(j);
- if (!d)
- return -ENOMEM;
- } else
- d = NULL;
-
- free(long_description);
- long_description = d;
-
- } else if (startswith_no_case(t, "Short-Description:")) {
- char *d, *j;
-
- state = LSB;
-
- j = strstrip(t+18);
- if (j && *j) {
- d = strdup(j);
- if (!d)
- return -ENOMEM;
- } else
- d = NULL;
-
- free(short_description);
- short_description = d;
-
- } else if (state == LSB_DESCRIPTION) {
-
- if (startswith(l, "#\t") || startswith(l, "# ")) {
- char *j;
-
- j = strstrip(t);
- if (j && *j) {
- char *d = NULL;
-
- if (long_description)
- d = strjoin(long_description, " ", t, NULL);
- else
- d = strdup(j);
-
- if (!d)
- return -ENOMEM;
-
- free(long_description);
- long_description = d;
- }
-
- } else
- state = LSB;
- }
- }
- }
-
- s->reload = supports_reload;
-
- /* We use the long description only if
- * no short description is set. */
-
- if (short_description)
- description = short_description;
- else if (chkconfig_description)
- description = chkconfig_description;
- else if (long_description)
- description = long_description;
- else
- description = NULL;
-
- if (description) {
- char *d;
-
- d = strappend(s->has_lsb ? "LSB: " : "SYSV: ", description);
- if (!d)
- return -ENOMEM;
-
- s->description = d;
- }
-
- return 0;
-}
-
-static int fix_order(SysvStub *s, Hashmap *all_services) {
- SysvStub *other;
- Iterator j;
- int r;
-
- assert(s);
-
- if (s->sysv_start_priority < 0)
- return 0;
-
- HASHMAP_FOREACH(other, all_services, j) {
- if (s == other)
- continue;
-
- if (other->sysv_start_priority < 0)
- continue;
-
- /* If both units have modern headers we don't care
- * about the priorities */
- if (s->has_lsb && other->has_lsb)
- continue;
-
- if (other->sysv_start_priority < s->sysv_start_priority) {
- r = strv_extend(&s->after, other->name);
- if (r < 0)
- return log_oom();
- }
- else if (other->sysv_start_priority > s->sysv_start_priority) {
- r = strv_extend(&s->before, other->name);
- if (r < 0)
- return log_oom();
- }
- else
- continue;
-
- /* FIXME: Maybe we should compare the name here lexicographically? */
- }
-
- return 0;
-}
-
-static int enumerate_sysv(const LookupPaths *lp, Hashmap *all_services) {
- char **path;
-
- STRV_FOREACH(path, lp->sysvinit_path) {
- _cleanup_closedir_ DIR *d = NULL;
- struct dirent *de;
-
- d = opendir(*path);
- if (!d) {
- if (errno != ENOENT)
- log_warning_errno(errno, "opendir(%s) failed: %m", *path);
- continue;
- }
-
- while ((de = readdir(d))) {
- _cleanup_free_ char *fpath = NULL, *name = NULL;
- _cleanup_free_ SysvStub *service = NULL;
- struct stat st;
- int r;
-
- if (hidden_file(de->d_name))
- continue;
-
- if (fstatat(dirfd(d), de->d_name, &st, AT_SYMLINK_NOFOLLOW) < 0) {
- log_warning_errno(errno, "stat() failed on %s/%s: %m", *path, de->d_name);
- continue;
- }
-
- if (!(st.st_mode & S_IXUSR))
- continue;
-
- if (!S_ISREG(st.st_mode))
- continue;
-
- name = sysv_translate_name(de->d_name);
- if (!name)
- return log_oom();
-
- if (hashmap_contains(all_services, name))
- continue;
-
- fpath = strjoin(*path, "/", de->d_name, NULL);
- if (!fpath)
- return log_oom();
-
- if (unit_file_lookup_state(UNIT_FILE_SYSTEM, NULL, lp, name) >= 0) {
- log_debug("Native unit for %s already exists, skipping", name);
- continue;
- }
-
- service = new0(SysvStub, 1);
- if (!service)
- return log_oom();
-
- service->sysv_start_priority = -1;
- service->name = name;
- service->path = fpath;
-
- r = hashmap_put(all_services, service->name, service);
- if (r < 0)
- return log_oom();
-
- name = fpath = NULL;
- service = NULL;
- }
- }
-
- return 0;
-}
-
-static int set_dependencies_from_rcnd(const LookupPaths *lp, Hashmap *all_services) {
- char **p;
- unsigned i;
- _cleanup_closedir_ DIR *d = NULL;
- _cleanup_free_ char *path = NULL, *fpath = NULL, *name = NULL;
- SysvStub *service;
- Iterator j;
- Set *runlevel_services[ELEMENTSOF(rcnd_table)] = {};
- _cleanup_set_free_ Set *shutdown_services = NULL;
- int r = 0;
-
- STRV_FOREACH(p, lp->sysvrcnd_path)
- for (i = 0; i < ELEMENTSOF(rcnd_table); i ++) {
- struct dirent *de;
-
- free(path);
- path = strjoin(*p, "/", rcnd_table[i].path, NULL);
- if (!path)
- return -ENOMEM;
-
- if (d)
- closedir(d);
-
- d = opendir(path);
- if (!d) {
- if (errno != ENOENT)
- log_warning_errno(errno, "opendir(%s) failed: %m", path);
-
- continue;
- }
-
- while ((de = readdir(d))) {
- int a, b;
-
- if (hidden_file(de->d_name))
- continue;
-
- if (de->d_name[0] != 'S' && de->d_name[0] != 'K')
- continue;
-
- if (strlen(de->d_name) < 4)
- continue;
-
- a = undecchar(de->d_name[1]);
- b = undecchar(de->d_name[2]);
-
- if (a < 0 || b < 0)
- continue;
-
- free(fpath);
- fpath = strjoin(*p, "/", de->d_name, NULL);
- if (!fpath) {
- r = -ENOMEM;
- goto finish;
- }
-
- name = sysv_translate_name(de->d_name + 3);
- if (!name) {
- r = log_oom();
- goto finish;
- }
-
- service = hashmap_get(all_services, name);
- if (!service){
- log_debug("Ignoring %s symlink in %s, not generating %s.",
- de->d_name, rcnd_table[i].path, name);
- continue;
- }
-
- if (de->d_name[0] == 'S') {
-
- if (rcnd_table[i].type == RUNLEVEL_UP) {
- service->sysv_start_priority =
- MAX(a*10 + b, service->sysv_start_priority);
- }
-
- r = set_ensure_allocated(&runlevel_services[i], NULL);
- if (r < 0)
- goto finish;
-
- r = set_put(runlevel_services[i], service);
- if (r < 0)
- goto finish;
-
- } else if (de->d_name[0] == 'K' &&
- (rcnd_table[i].type == RUNLEVEL_DOWN)) {
-
- r = set_ensure_allocated(&shutdown_services, NULL);
- if (r < 0)
- goto finish;
-
- r = set_put(shutdown_services, service);
- if (r < 0)
- goto finish;
- }
- }
- }
-
-
- for (i = 0; i < ELEMENTSOF(rcnd_table); i ++)
- SET_FOREACH(service, runlevel_services[i], j) {
- r = strv_extend(&service->before, rcnd_table[i].target);
- if (r < 0)
- return log_oom();
- r = strv_extend(&service->wanted_by, rcnd_table[i].target);
- if (r < 0)
- return log_oom();
- }
-
- SET_FOREACH(service, shutdown_services, j) {
- r = strv_extend(&service->before, SPECIAL_SHUTDOWN_TARGET);
- if (r < 0)
- return log_oom();
- r = strv_extend(&service->conflicts, SPECIAL_SHUTDOWN_TARGET);
- if (r < 0)
- return log_oom();
- }
-
- r = 0;
-
-finish:
-
- for (i = 0; i < ELEMENTSOF(rcnd_table); i++)
- set_free(runlevel_services[i]);
-
- return r;
-}
-
-int main(int argc, char *argv[]) {
- int r, q;
- LookupPaths lp;
- Hashmap *all_services;
- SysvStub *service;
- Iterator j;
-
- if (argc > 1 && argc != 4) {
- log_error("This program takes three or no arguments.");
- return EXIT_FAILURE;
- }
-
- if (argc > 1)
- arg_dest = argv[3];
-
- log_set_target(LOG_TARGET_SAFE);
- log_parse_environment();
- log_open();
-
- umask(0022);
-
- r = lookup_paths_init(&lp, SYSTEMD_SYSTEM, true, NULL, NULL, NULL, NULL);
- if (r < 0) {
- log_error("Failed to find lookup paths.");
- return EXIT_FAILURE;
- }
-
- all_services = hashmap_new(&string_hash_ops);
- if (!all_services) {
- log_oom();
- return EXIT_FAILURE;
- }
-
- r = enumerate_sysv(&lp, all_services);
- if (r < 0) {
- log_error("Failed to generate units for all init scripts.");
- return EXIT_FAILURE;
- }
-
- r = set_dependencies_from_rcnd(&lp, all_services);
- if (r < 0) {
- log_error("Failed to read runlevels from rcnd links.");
- return EXIT_FAILURE;
- }
-
- HASHMAP_FOREACH(service, all_services, j) {
- q = load_sysv(service);
- if (q < 0)
- continue;
- }
-
- HASHMAP_FOREACH(service, all_services, j) {
- q = fix_order(service, all_services);
- if (q < 0)
- continue;
-
- q = generate_unit_file(service);
- if (q < 0)
- continue;
- }
-
- return EXIT_SUCCESS;
-}