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-rw-r--r--src/librc-misc.c287
1 files changed, 0 insertions, 287 deletions
diff --git a/src/librc-misc.c b/src/librc-misc.c
index 4a97ae00..01baf4a5 100644
--- a/src/librc-misc.c
+++ b/src/librc-misc.c
@@ -6,15 +6,6 @@
#include "librc.h"
-
-#define PROFILE_ENV "/etc/profile.env"
-#define SYS_WHITELIST RC_LIBDIR "/conf.d/env_whitelist"
-#define USR_WHITELIST "/etc/conf.d/env_whitelist"
-#define RC_CONFIG "/etc/conf.d/rc"
-
-#define PATH_PREFIX RC_LIBDIR "/bin:/bin:/sbin:/usr/bin:/usr/sbin"
-
-
bool rc_env_bool (const char *var)
{
char *v;
@@ -228,281 +219,3 @@ char **rc_config_list (const char *file)
return (list);
}
librc_hidden_def(rc_config_list)
-
-char **rc_env_filter (void)
-{
- char **env = NULL;
- char **whitelist = NULL;
- char *env_name = NULL;
- char **profile = NULL;
- int count = 0;
- bool got_path = false;
- char *env_var;
- int env_len;
- char *p;
- char *token;
- char *sep;
- char *e;
- int pplen = strlen (PATH_PREFIX);
-
- whitelist = rc_config_list (SYS_WHITELIST);
- if (! whitelist)
- fprintf (stderr, "system environment whitelist (" SYS_WHITELIST ") missing\n");
-
- env = rc_config_list (USR_WHITELIST);
- rc_strlist_join (&whitelist, env);
- rc_strlist_free (env);
- env = NULL;
-
- if (! whitelist)
- return (NULL);
-
- if (rc_exists (PROFILE_ENV))
- profile = rc_config_load (PROFILE_ENV);
-
- STRLIST_FOREACH (whitelist, env_name, count) {
- char *space = strchr (env_name, ' ');
- if (space)
- *space = 0;
-
- env_var = getenv (env_name);
-
- if (! env_var && profile) {
- env_len = strlen (env_name) + strlen ("export ") + 1;
- p = rc_xmalloc (sizeof (char *) * env_len);
- snprintf (p, env_len, "export %s", env_name);
- env_var = rc_config_value (profile, p);
- free (p);
- }
-
- if (! env_var)
- continue;
-
- /* Ensure our PATH is prefixed with the system locations first
- for a little extra security */
- if (strcmp (env_name, "PATH") == 0 &&
- strncmp (PATH_PREFIX, env_var, pplen) != 0)
- {
- got_path = true;
- env_len = strlen (env_name) + strlen (env_var) + pplen + 2;
- e = p = rc_xmalloc (sizeof (char *) * env_len);
- p += snprintf (e, env_len, "%s=%s", env_name, PATH_PREFIX);
-
- /* Now go through the env var and only add bits not in our PREFIX */
- sep = env_var;
- while ((token = strsep (&sep, ":"))) {
- char *np = rc_xstrdup (PATH_PREFIX);
- char *npp = np;
- char *tok = NULL;
- while ((tok = strsep (&npp, ":")))
- if (strcmp (tok, token) == 0)
- break;
- if (! tok)
- p += snprintf (p, env_len - (p - e), ":%s", token);
- free (np);
- }
- *p++ = 0;
- } else {
- env_len = strlen (env_name) + strlen (env_var) + 2;
- e = rc_xmalloc (sizeof (char *) * env_len);
- snprintf (e, env_len, "%s=%s", env_name, env_var);
- }
-
- rc_strlist_add (&env, e);
- free (e);
- }
-
- /* We filtered the env but didn't get a PATH? Very odd.
- However, we do need a path, so use a default. */
- if (! got_path) {
- env_len = strlen ("PATH=") + strlen (PATH_PREFIX) + 2;
- p = rc_xmalloc (sizeof (char *) * env_len);
- snprintf (p, env_len, "PATH=%s", PATH_PREFIX);
- rc_strlist_add (&env, p);
- free (p);
- }
-
- rc_strlist_free (whitelist);
- rc_strlist_free (profile);
-
- return (env);
-}
-librc_hidden_def(rc_env_filter)
-
-/* Other systems may need this at some point, but for now it's Linux only */
-#ifdef __linux__
-static bool file_regex (const char *file, const char *regex)
-{
- FILE *fp;
- char buffer[RC_LINEBUFFER];
- regex_t re;
- bool retval = false;
- int result;
-
- if (! (fp = fopen (file, "r")))
- return (false);
-
- if ((result = regcomp (&re, regex, REG_EXTENDED | REG_NOSUB)) != 0) {
- fclose (fp);
- regerror (result, &re, buffer, sizeof (buffer));
- fprintf (stderr, "file_regex: %s", buffer);
- return (false);
- }
-
- while (fgets (buffer, RC_LINEBUFFER, fp)) {
- if (regexec (&re, buffer, 0, NULL, 0) == 0)
- {
- retval = true;
- break;
- }
- }
- fclose (fp);
- regfree (&re);
-
- return (retval);
-}
-#endif
-
-char **rc_env_config (void)
-{
- char **env = NULL;
- char *line;
- int i;
- char *p;
- char **config;
- char *e;
-#ifdef __linux__
- char sys[6];
-#endif
- struct utsname uts;
- bool has_net_fs_list = false;
- FILE *fp;
- char buffer[PATH_MAX];
- char *runlevel = rc_runlevel_get ();
-
- /* Don't trust environ for softlevel yet */
- snprintf (buffer, PATH_MAX, "%s.%s", RC_CONFIG, runlevel);
- if (rc_exists (buffer))
- config = rc_config_load (buffer);
- else
- config = rc_config_load (RC_CONFIG);
-
- STRLIST_FOREACH (config, line, i) {
- p = strchr (line, '=');
- if (! p)
- continue;
-
- *p = 0;
- e = getenv (line);
- if (! e) {
- *p = '=';
- rc_strlist_add (&env, line);
- } else {
- int len = strlen (line) + strlen (e) + 2;
- char *new = rc_xmalloc (sizeof (char *) * len);
- snprintf (new, len, "%s=%s", line, e);
- rc_strlist_add (&env, new);
- free (new);
- }
- }
- rc_strlist_free (config);
-
- /* One char less to drop the trailing / */
- i = strlen ("RC_LIBDIR=") + strlen (RC_LIBDIR) + 1;
- line = rc_xmalloc (sizeof (char *) * i);
- snprintf (line, i, "RC_LIBDIR=" RC_LIBDIR);
- rc_strlist_add (&env, line);
- free (line);
-
- /* One char less to drop the trailing / */
- i = strlen ("RC_SVCDIR=") + strlen (RC_SVCDIR) + 1;
- line = rc_xmalloc (sizeof (char *) * i);
- snprintf (line, i, "RC_SVCDIR=" RC_SVCDIR);
- rc_strlist_add (&env, line);
- free (line);
-
- rc_strlist_add (&env, "RC_BOOTLEVEL=" RC_LEVEL_BOOT);
-
- i = strlen ("RC_SOFTLEVEL=") + strlen (runlevel) + 1;
- line = rc_xmalloc (sizeof (char *) * i);
- snprintf (line, i, "RC_SOFTLEVEL=%s", runlevel);
- rc_strlist_add (&env, line);
- free (line);
-
- if ((fp = fopen (RC_KSOFTLEVEL, "r"))) {
- memset (buffer, 0, sizeof (buffer));
- if (fgets (buffer, sizeof (buffer), fp)) {
- i = strlen (buffer) - 1;
- if (buffer[i] == '\n')
- buffer[i] = 0;
- i += strlen ("RC_DEFAULTLEVEL=") + 2;
- line = rc_xmalloc (sizeof (char *) * i);
- snprintf (line, i, "RC_DEFAULTLEVEL=%s", buffer);
- rc_strlist_add (&env, line);
- free (line);
- }
- fclose (fp);
- } else
- rc_strlist_add (&env, "RC_DEFAULTLEVEL=" RC_LEVEL_DEFAULT);
-
-
-#ifdef __linux__
- /* Linux can run some funky stuff like Xen, VServer, UML, etc
- We store this special system in RC_SYS so our scripts run fast */
- memset (sys, 0, sizeof (sys));
-
- if (rc_exists ("/proc/xen")) {
- if ((fp = fopen ("/proc/xen/capabilities", "r"))) {
- fclose (fp);
- if (file_regex ("/proc/xen/capabilities", "control_d"))
- snprintf (sys, sizeof (sys), "XENU");
- }
- if (! sys[0])
- snprintf (sys, sizeof (sys), "XEN0");
- } else if (file_regex ("/proc/cpuinfo", "UML")) {
- snprintf (sys, sizeof (sys), "UML");
- } else if (file_regex ("/proc/self/status",
- "(s_context|VxID|envID):[[:space:]]*[1-9]"))
- {
- snprintf (sys, sizeof (sys), "VPS");
- }
-
- if (sys[0]) {
- i = strlen ("RC_SYS=") + strlen (sys) + 2;
- line = rc_xmalloc (sizeof (char *) * i);
- snprintf (line, i, "RC_SYS=%s", sys);
- rc_strlist_add (&env, line);
- free (line);
- }
-
-#endif
-
- /* Only add a NET_FS list if not defined */
- STRLIST_FOREACH (env, line, i)
- if (strncmp (line, "RC_NET_FS_LIST=", strlen ("RC_NET_FS_LIST=")) == 0) {
- has_net_fs_list = true;
- break;
- }
-
- if (! has_net_fs_list) {
- i = strlen ("RC_NET_FS_LIST=") + strlen (RC_NET_FS_LIST_DEFAULT) + 1;
- line = rc_xmalloc (sizeof (char *) * i);
- snprintf (line, i, "RC_NET_FS_LIST=%s", RC_NET_FS_LIST_DEFAULT);
- rc_strlist_add (&env, line);
- free (line);
- }
-
- /* Some scripts may need to take a different code path if Linux/FreeBSD, etc
- To save on calling uname, we store it in an environment variable */
- if (uname (&uts) == 0) {
- i = strlen ("RC_UNAME=") + strlen (uts.sysname) + 2;
- line = rc_xmalloc (sizeof (char *) * i);
- snprintf (line, i, "RC_UNAME=%s", uts.sysname);
- rc_strlist_add (&env, line);
- free (line);
- }
-
- free (runlevel);
- return (env);
-}
-librc_hidden_def(rc_env_config)