0f70ad3ce6
- Remove /usr/etc/pam.d, everything should be migrated - Remove pam_limits from default common-sessions* files. pam_limits is now part of pam-extra and not in our default generated config. - pam_issue-systemd.patch: only count class user sessions OBS-URL: https://build.opensuse.org/package/show/Linux-PAM/pam?expand=0&rev=299
52 lines
1.6 KiB
Diff
52 lines
1.6 KiB
Diff
From 8401cef10cd5f62849c5fcfef4c82db92712296c Mon Sep 17 00:00:00 2001
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From: Thorsten Kukuk <kukuk@suse.com>
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Date: Wed, 4 Sep 2024 16:07:56 +0200
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Subject: [PATCH] pam_issue: only count class user
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Since systemd added new types of classes (e.g. manager*), we cannot
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use the count of all sessions anymore, but have to check which class
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this is.
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This is backward compatible, systemd v209 or newer is required.
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---
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modules/pam_issue/pam_issue.c | 20 +++++++++++++++++++-
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1 file changed, 19 insertions(+), 1 deletion(-)
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diff --git a/modules/pam_issue/pam_issue.c b/modules/pam_issue/pam_issue.c
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index aade642ec5..e2c555c405 100644
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--- a/modules/pam_issue/pam_issue.c
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+++ b/modules/pam_issue/pam_issue.c
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@@ -165,13 +165,31 @@ read_issue_quoted(pam_handle_t *pamh, FILE *fp, char **prompt)
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{
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unsigned int users = 0;
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#ifdef USE_LOGIND
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- int sessions = sd_get_sessions(NULL);
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+ char **sessions_list;
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+ int sessions = sd_get_sessions(&sessions_list);
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if (sessions < 0) {
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pam_syslog(pamh, LOG_ERR, "logind error: %s",
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strerror(-sessions));
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_pam_drop(issue);
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return PAM_SERVICE_ERR;
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+ } else if (sessions > 0 && sessions_list != NULL) {
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+ int i;
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+
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+ for (i = 0; i < sessions; i++) {
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+ char *class;
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+
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+ if (sd_session_get_class(sessions_list[i], &class) < 0 || class == NULL)
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+ continue;
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+
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+ if (strncmp(class, "user", 4) == 0) // user, user-early, user-incomplete
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+ users++;
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+ free(class);
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+ }
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+
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+ for (i = 0; i < sessions; i++)
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+ free(sessions_list[i]);
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+ free(sessions_list);
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} else {
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users = sessions;
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}
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