Daniel Berteaud
5 years ago
parent
c5fc5a4d90
commit
ad30453459
4 changed files with 1702 additions and 15 deletions
@ -0,0 +1,33 @@ |
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From 56fb8aec557bb5b7264df2713b85b282e1c81f84 Mon Sep 17 00:00:00 2001
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From: Andreas Schneider <asn@samba.org>
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Date: Thu, 9 May 2019 16:18:51 +0200
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Subject: [PATCH] s3:smbspool: Fix regression printing with Kerberos
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credentials
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This is a regression which has been introduced with Samba 4.8.
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BUG: https://bugzilla.samba.org/show_bug.cgi?id=13939
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Signed-off-by: Andreas Schneider <asn@samba.org>
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Reviewed-by: Guenther Deschner <gd@samba.org>
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(cherry picked from commit fd4b1f4f16aee3e3c9a2cb449655edfed171963a)
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---
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source3/client/smbspool.c | 2 +-
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1 file changed, 1 insertion(+), 1 deletion(-)
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diff --git a/source3/client/smbspool.c b/source3/client/smbspool.c
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index 8be1009c0a8..ecaaf3c3f22 100644
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--- a/source3/client/smbspool.c
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+++ b/source3/client/smbspool.c
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@@ -660,7 +660,7 @@ smb_connect(const char *workgroup, /* I - Workgroup */
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* behavior with 3.0.14a
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*/
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- if (username != NULL && username[0] != '\0') {
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+ if (username == NULL || username[0] == '\0') {
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if (kerberos_ccache_is_valid()) {
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goto kerberos_auth;
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}
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--
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2.21.0
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File diff suppressed because it is too large
Load Diff
@ -0,0 +1,557 @@ |
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From c4c36c2ecc0ed1254e02f046ce08b4937fe26ee6 Mon Sep 17 00:00:00 2001
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From: Andreas Schneider <asn@samba.org>
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Date: Tue, 12 Mar 2019 10:15:05 +0100
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Subject: [PATCH 1/5] s3:script: Fix jobid check in test_smbspool.sh
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BUG: https://bugzilla.samba.org/show_bug.cgi?id=13832
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Signed-off-by: Andreas Schneider <asn@samba.org>
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Reviewed-by: Bryan Mason <bmason@redhat.com>
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Signed-off-by: Guenther Deschner <gd@samba.org>
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(cherry picked from commit fad5e4eaeb9202c1b63c42ea09254c17c473e33a)
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---
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source3/script/tests/test_smbspool.sh | 4 ++--
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1 file changed, 2 insertions(+), 2 deletions(-)
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diff --git a/source3/script/tests/test_smbspool.sh b/source3/script/tests/test_smbspool.sh
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index d95ed064634..f28c0909334 100755
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--- a/source3/script/tests/test_smbspool.sh
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+++ b/source3/script/tests/test_smbspool.sh
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@@ -99,8 +99,8 @@ test_vlp_verify()
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fi
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jobid=$(echo "$out" | awk '/[0-9]+/ { print $1 };')
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- if [ $jobid -lt 1000 || $jobid -gt 2000 ]; then
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- echo "failed to get jobid"
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+ if [ -z "$jobid" ] || [ $jobid -lt 100 || [ $jobid -gt 2000 ]; then
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+ echo "Invalid jobid: $jobid"
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echo "$out"
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return 1
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fi
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--
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2.20.1
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From 72f86fe6f41bbe7891fe81811b3234b6662de8da Mon Sep 17 00:00:00 2001
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From: Andreas Schneider <asn@samba.org>
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Date: Tue, 12 Mar 2019 09:40:58 +0100
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Subject: [PATCH 2/5] s3:client: Pass DEVICE_URI and AUTH_INFO_REQUIRED env to
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smbspool
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BUG: https://bugzilla.samba.org/show_bug.cgi?id=13832
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Signed-off-by: Andreas Schneider <asn@samba.org>
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Reviewed-by: Bryan Mason <bmason@redhat.com>
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Signed-off-by: Guenther Deschner <gd@samba.org>
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(cherry picked from commit 43160184d254a57f87bb2adeba47f48d8539533a)
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---
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source3/client/smbspool_krb5_wrapper.c | 24 +++++++++++++++++++++---
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1 file changed, 21 insertions(+), 3 deletions(-)
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diff --git a/source3/client/smbspool_krb5_wrapper.c b/source3/client/smbspool_krb5_wrapper.c
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index dee3b4c54be..5c4da33238b 100644
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--- a/source3/client/smbspool_krb5_wrapper.c
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+++ b/source3/client/smbspool_krb5_wrapper.c
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@@ -84,24 +84,36 @@ int main(int argc, char *argv[])
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struct passwd *pwd;
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char gen_cc[PATH_MAX] = {0};
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struct stat sb;
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- char *env;
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+ char *env = NULL;
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+ char auth_info_required[256] = {0};
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+ char device_uri[4096] = {0};
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uid_t uid = (uid_t)-1;
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gid_t gid = (gid_t)-1;
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unsigned long tmp;
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int cmp;
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int rc;
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+ env = getenv("DEVICE_URI");
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+ if (env != NULL && strlen(env) > 2) {
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+ snprintf(device_uri, sizeof(device_uri), "%s", env);
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+ }
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+
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/* Check if AuthInfoRequired is set to negotiate */
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env = getenv("AUTH_INFO_REQUIRED");
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/* If not set, then just call smbspool. */
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- if (env == NULL) {
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+ if (env == NULL || env[0] == 0) {
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CUPS_SMB_DEBUG("AUTH_INFO_REQUIRED is not set - "
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"execute smbspool");
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goto smbspool;
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} else {
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CUPS_SMB_DEBUG("AUTH_INFO_REQUIRED=%s", env);
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+ snprintf(auth_info_required,
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+ sizeof(auth_info_required),
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+ "%s",
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+ env);
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+
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cmp = strcmp(env, "username,password");
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if (cmp == 0) {
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CUPS_SMB_DEBUG("Authenticate using username/password - "
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@@ -223,12 +235,18 @@ create_env:
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#else
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{
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extern char **environ;
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- environ = calloc(1, sizeof(*environ));
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+ environ = calloc(3, sizeof(*environ));
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}
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#endif
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CUPS_SMB_DEBUG("Setting KRB5CCNAME to '%s'", gen_cc);
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setenv("KRB5CCNAME", gen_cc, 1);
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+ if (device_uri[0] != '\0') {
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+ setenv("DEVICE_URI", device_uri, 1);
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+ }
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+ if (auth_info_required[0] != '\0') {
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+ setenv("AUTH_INFO_REQUIRED", auth_info_required, 1);
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+ }
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smbspool:
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snprintf(smbspool_cmd,
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--
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2.20.1
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From 47771d9ceff2771b5fda430e1836237d85300407 Mon Sep 17 00:00:00 2001
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From: Andreas Schneider <asn@samba.org>
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Date: Fri, 4 Jan 2019 09:21:24 +0100
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Subject: [PATCH 3/5] s3:client: Evaluate the AUTH_INFO_REQUIRED variable set
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by cups
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This should not switch to username,password if cups has been configured
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to use negotiate (Kerberos authentication).
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BUG: https://bugzilla.samba.org/show_bug.cgi?id=13832
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Signed-off-by: Andreas Schneider <asn@samba.org>
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Reviewed-by: Bryan Mason <bmason@redhat.com>
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Signed-off-by: Guenther Deschner <gd@samba.org>
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(cherry picked from commit 5274b09fbaa5e45cc58f3301818d4e9f6a402845)
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---
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source3/client/smbspool.c | 42 ++++++++++++++++++++++-----------------
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1 file changed, 24 insertions(+), 18 deletions(-)
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diff --git a/source3/client/smbspool.c b/source3/client/smbspool.c
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index d6e944d547c..e94d5b33324 100644
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--- a/source3/client/smbspool.c
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+++ b/source3/client/smbspool.c
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@@ -60,7 +60,7 @@
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* Local functions...
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*/
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-static int get_exit_code(struct cli_state * cli, NTSTATUS nt_status, bool use_kerberos);
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+static int get_exit_code(struct cli_state * cli, NTSTATUS nt_status);
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static void list_devices(void);
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static struct cli_state *smb_complete_connection(const char *, const char *,
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int, const char *, const char *, const char *, const char *, int, bool *need_auth);
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@@ -72,6 +72,8 @@ static char *uri_unescape_alloc(const char *);
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static bool smb_encrypt;
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#endif
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+static const char *auth_info_required;
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+
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/*
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* 'main()' - Main entry for SMB backend.
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*/
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@@ -94,7 +96,7 @@ main(int argc, /* I - Number of command-line arguments */
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FILE *fp; /* File to print */
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int status = 1; /* Status of LPD job */
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struct cli_state *cli; /* SMB interface */
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- char null_str[1];
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+ char empty_str[] = "";
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int tries = 0;
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bool need_auth = true;
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const char *dev_uri;
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@@ -106,8 +108,6 @@ main(int argc, /* I - Number of command-line arguments */
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int cmp;
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int len;
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- null_str[0] = '\0';
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-
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if (argc == 1) {
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/*
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* NEW! In CUPS 1.1 the backends are run with no arguments
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@@ -187,6 +187,11 @@ main(int argc, /* I - Number of command-line arguments */
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}
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}
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+ auth_info_required = getenv("AUTH_INFO_REQUIRED");
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+ if (auth_info_required == NULL) {
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+ auth_info_required = "none";
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+ }
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+
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cmp = strncmp(dev_uri, "smb://", 6);
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if (cmp != 0) {
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fprintf(stderr,
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@@ -220,21 +225,25 @@ main(int argc, /* I - Number of command-line arguments */
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*tmp2++ = '\0';
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password = uri_unescape_alloc(tmp2);
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} else {
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- password = null_str;
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+ password = empty_str;
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}
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username = uri_unescape_alloc(tmp);
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} else {
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if ((username = getenv("AUTH_USERNAME")) == NULL) {
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- username = null_str;
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+ username = empty_str;
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}
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if ((password = getenv("AUTH_PASSWORD")) == NULL) {
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- password = null_str;
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+ password = empty_str;
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}
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server = uri + 6;
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}
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+ if (password != empty_str) {
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+ auth_info_required = "username,password";
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+ }
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+
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tmp = server;
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if ((sep = strchr_m(tmp, '/')) == NULL) {
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@@ -354,8 +363,7 @@ done:
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static int
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get_exit_code(struct cli_state * cli,
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- NTSTATUS nt_status,
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- bool use_kerberos)
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+ NTSTATUS nt_status)
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{
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int i;
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@@ -382,10 +390,7 @@ get_exit_code(struct cli_state * cli,
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}
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if (cli) {
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- if (use_kerberos)
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- fputs("ATTR: auth-info-required=negotiate\n", stderr);
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- else
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- fputs("ATTR: auth-info-required=username,password\n", stderr);
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+ fprintf(stderr, "ATTR: auth-info-required=%s\n", auth_info_required);
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}
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/*
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@@ -454,6 +459,7 @@ smb_complete_connection(const char *myname,
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}
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if (flags & CLI_FULL_CONNECTION_USE_KERBEROS) {
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+ auth_info_required = "negotiate";
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use_kerberos = true;
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}
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@@ -476,7 +482,7 @@ smb_complete_connection(const char *myname,
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if (!NT_STATUS_IS_OK(nt_status)) {
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fprintf(stderr, "ERROR: Session setup failed: %s\n", nt_errstr(nt_status));
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- if (get_exit_code(cli, nt_status, use_kerberos) == 2) {
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+ if (get_exit_code(cli, nt_status) == 2) {
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*need_auth = true;
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}
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@@ -490,7 +496,7 @@ smb_complete_connection(const char *myname,
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fprintf(stderr, "ERROR: Tree connect failed (%s)\n",
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nt_errstr(nt_status));
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- if (get_exit_code(cli, nt_status, use_kerberos) == 2) {
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+ if (get_exit_code(cli, nt_status) == 2) {
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*need_auth = true;
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}
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@@ -679,7 +685,7 @@ smb_print(struct cli_state * cli, /* I - SMB connection */
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if (!NT_STATUS_IS_OK(nt_status)) {
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fprintf(stderr, "ERROR: %s opening remote spool %s\n",
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nt_errstr(nt_status), title);
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- return get_exit_code(cli, nt_status, false);
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+ return get_exit_code(cli, nt_status);
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}
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/*
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@@ -697,7 +703,7 @@ smb_print(struct cli_state * cli, /* I - SMB connection */
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status = cli_writeall(cli, fnum, 0, (uint8_t *)buffer,
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tbytes, nbytes, NULL);
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if (!NT_STATUS_IS_OK(status)) {
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- int ret = get_exit_code(cli, status, false);
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+ int ret = get_exit_code(cli, status);
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fprintf(stderr, "ERROR: Error writing spool: %s\n",
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nt_errstr(status));
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fprintf(stderr, "DEBUG: Returning status %d...\n",
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@@ -713,7 +719,7 @@ smb_print(struct cli_state * cli, /* I - SMB connection */
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if (!NT_STATUS_IS_OK(nt_status)) {
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fprintf(stderr, "ERROR: %s closing remote spool %s\n",
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nt_errstr(nt_status), title);
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- return get_exit_code(cli, nt_status, false);
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+ return get_exit_code(cli, nt_status);
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} else {
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return (0);
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}
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--
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2.20.1
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From 6e83c1c9c02889bf9b7d42366ae25cd7b8738810 Mon Sep 17 00:00:00 2001
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From: Andreas Schneider <asn@samba.org>
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Date: Tue, 12 Mar 2019 10:09:14 +0100
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Subject: [PATCH 4/5] s3:client: Make sure we work on a copy of the title
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We can't be sure we can write to the input buffer.
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BUG: https://bugzilla.samba.org/show_bug.cgi?id=13832
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Signed-off-by: Andreas Schneider <asn@samba.org>
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Reviewed-by: Bryan Mason <bmason@redhat.com>
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Signed-off-by: Guenther Deschner <gd@samba.org>
|
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(cherry picked from commit 129ae27946318a075e99c9e6d1bacf8963f72282)
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---
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source3/client/smbspool.c | 14 ++++++++++----
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1 file changed, 10 insertions(+), 4 deletions(-)
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|
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diff --git a/source3/client/smbspool.c b/source3/client/smbspool.c
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index e94d5b33324..4d78db7f77c 100644
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--- a/source3/client/smbspool.c
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+++ b/source3/client/smbspool.c
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@@ -66,7 +66,7 @@ static struct cli_state *smb_complete_connection(const char *, const char *,
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int, const char *, const char *, const char *, const char *, int, bool *need_auth);
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static struct cli_state *smb_connect(const char *, const char *, int, const
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char *, const char *, const char *, const char *, bool *need_auth);
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-static int smb_print(struct cli_state *, char *, FILE *);
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+static int smb_print(struct cli_state *, const char *, FILE *);
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static char *uri_unescape_alloc(const char *);
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#if 0
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static bool smb_encrypt;
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@@ -655,7 +655,7 @@ kerberos_auth:
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static int /* O - 0 = success, non-0 = failure */
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smb_print(struct cli_state * cli, /* I - SMB connection */
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- char *title, /* I - Title/job name */
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+ const char *print_title, /* I - Title/job name */
|
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FILE * fp)
|
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{ /* I - File to print */
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uint16_t fnum; /* File number */
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@@ -663,12 +663,18 @@ smb_print(struct cli_state * cli, /* I - SMB connection */
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tbytes; /* Total bytes read */
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char buffer[8192], /* Buffer for copy */
|
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*ptr; /* Pointer into title */
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+ char title[1024] = {0};
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+ int len;
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NTSTATUS nt_status;
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/*
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- * Sanitize the title...
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- */
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+ * Sanitize the title...
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+ */
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+ len = snprintf(title, sizeof(title), "%s", print_title);
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+ if (len != strlen(print_title)) {
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+ return 2;
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+ }
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for (ptr = title; *ptr; ptr++) {
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if (!isalnum((int) *ptr) && !isspace((int) *ptr)) {
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--
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2.20.1
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From 5a17e86e0dde91b52afd4a192fd5a635a83b412d Mon Sep 17 00:00:00 2001
|
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From: Andreas Schneider <asn@samba.org>
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Date: Tue, 12 Mar 2019 11:40:30 +0100
|
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Subject: [PATCH 5/5] s3:client: Fix smbspool device uri handling
|
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|
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If we are executed as a CUPS backend, argv[0] is set to the device uri.
|
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|
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BUG: https://bugzilla.samba.org/show_bug.cgi?id=13832
|
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|
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Signed-off-by: Andreas Schneider <asn@samba.org>
|
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Reviewed-by: Bryan Mason <bmason@redhat.com>
|
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Signed-off-by: Guenther Deschner <gd@samba.org>
|
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|
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(cherry picked from commit 69d7a496d3bf52eaa10e81132bb61430863fdd8a)
|
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---
|
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source3/client/smbspool.c | 120 ++++++++++++++++++++++++++++++--------
|
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1 file changed, 96 insertions(+), 24 deletions(-)
|
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|
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diff --git a/source3/client/smbspool.c b/source3/client/smbspool.c
|
||||
index 4d78db7f77c..8be1009c0a8 100644
|
||||
--- a/source3/client/smbspool.c
|
||||
+++ b/source3/client/smbspool.c
|
||||
@@ -99,10 +99,12 @@ main(int argc, /* I - Number of command-line arguments */
|
||||
char empty_str[] = "";
|
||||
int tries = 0;
|
||||
bool need_auth = true;
|
||||
- const char *dev_uri;
|
||||
+ const char *dev_uri = NULL;
|
||||
+ const char *env = NULL;
|
||||
const char *config_file = NULL;
|
||||
TALLOC_CTX *frame = talloc_stackframe();
|
||||
- bool device_uri_cmdline = false;
|
||||
+ const char *print_user = NULL;
|
||||
+ const char *print_title = NULL;
|
||||
const char *print_file = NULL;
|
||||
const char *print_copies = NULL;
|
||||
int cmp;
|
||||
@@ -139,21 +141,81 @@ main(int argc, /* I - Number of command-line arguments */
|
||||
}
|
||||
|
||||
/*
|
||||
- * If we have 6 arguments find out if we have the device_uri from the
|
||||
- * command line or the print data
|
||||
+ * Find out if we have the device_uri in the command line.
|
||||
+ *
|
||||
+ * If we are started as a CUPS backend argv[0] is normally the
|
||||
+ * device_uri!
|
||||
*/
|
||||
- if (argc == 7) {
|
||||
- cmp = strncmp(argv[1], "smb://", 6);
|
||||
- if (cmp == 0) {
|
||||
- device_uri_cmdline = true;
|
||||
+ if (argc == 8) {
|
||||
+ /*
|
||||
+ * smbspool <uri> <job> <user> <title> <copies> <options> <file>
|
||||
+ * 0 1 2 3 4 5 6 7
|
||||
+ */
|
||||
+
|
||||
+ dev_uri = argv[1];
|
||||
+
|
||||
+ print_user = argv[3];
|
||||
+ print_title = argv[4];
|
||||
+ print_copies = argv[5];
|
||||
+ print_file = argv[7];
|
||||
+ } else if (argc == 7) {
|
||||
+ int cmp1;
|
||||
+ int cmp2;
|
||||
+
|
||||
+ /*
|
||||
+ * <uri> <job> <user> <title> <copies> <options> <file>
|
||||
+ * smbspool <uri> <job> <user> <title> <copies> <options>
|
||||
+ * smbspool <job> <user> <title> <copies> <options> <file> | DEVICE_URI
|
||||
+ */
|
||||
+ cmp1 = strncmp(argv[0], "smb://", 6);
|
||||
+ cmp2 = strncmp(argv[1], "smb://", 6);
|
||||
+
|
||||
+ if (cmp1 == 0) {
|
||||
+ /*
|
||||
+ * <uri> <job> <user> <title> <copies> <options> <file>
|
||||
+ * 0 1 2 3 4 5 6
|
||||
+ */
|
||||
+ dev_uri = argv[0];
|
||||
+
|
||||
+ print_user = argv[2];
|
||||
+ print_title = argv[3];
|
||||
+ print_copies = argv[4];
|
||||
+ print_file = argv[6];
|
||||
+ } else if (cmp2 == 0) {
|
||||
+ /*
|
||||
+ * smbspool <uri> <job> <user> <title> <copies> <options>
|
||||
+ * 0 1 2 3 4 5 6
|
||||
+ */
|
||||
+ dev_uri = argv[1];
|
||||
+
|
||||
+ print_user = argv[3];
|
||||
+ print_title = argv[4];
|
||||
+ print_copies = argv[5];
|
||||
+ print_file = NULL;
|
||||
} else {
|
||||
+ /*
|
||||
+ * smbspool <job> <user> <title> <copies> <options> <file> | DEVICE_URI
|
||||
+ * 0 1 2 3 4 5 6
|
||||
+ */
|
||||
+ print_user = argv[2];
|
||||
+ print_title = argv[3];
|
||||
print_copies = argv[4];
|
||||
print_file = argv[6];
|
||||
}
|
||||
- } else if (argc == 8) {
|
||||
- device_uri_cmdline = true;
|
||||
- print_copies = argv[5];
|
||||
- print_file = argv[7];
|
||||
+ } else if (argc == 6) {
|
||||
+ /*
|
||||
+ * <uri> <job> <user> <title> <copies> <options>
|
||||
+ * smbspool <job> <user> <title> <copies> <options> | DEVICE_URI
|
||||
+ * 0 1 2 3 4 5
|
||||
+ */
|
||||
+ cmp = strncmp(argv[0], "smb://", 6);
|
||||
+ if (cmp == 0) {
|
||||
+ dev_uri = argv[0];
|
||||
+ }
|
||||
+
|
||||
+ print_user = argv[2];
|
||||
+ print_title = argv[3];
|
||||
+ print_copies = argv[4];
|
||||
}
|
||||
|
||||
if (print_file != NULL) {
|
||||
@@ -178,18 +240,17 @@ main(int argc, /* I - Number of command-line arguments */
|
||||
/*
|
||||
* Find the URI ...
|
||||
*/
|
||||
- if (device_uri_cmdline) {
|
||||
- dev_uri = argv[1];
|
||||
- } else {
|
||||
- dev_uri = getenv("DEVICE_URI");
|
||||
- if (dev_uri == NULL || strlen(dev_uri) == 0) {
|
||||
- dev_uri = "";
|
||||
+ if (dev_uri == NULL) {
|
||||
+ env = getenv("DEVICE_URI");
|
||||
+ if (env != NULL && env[0] != '\0') {
|
||||
+ dev_uri = env;
|
||||
}
|
||||
}
|
||||
|
||||
- auth_info_required = getenv("AUTH_INFO_REQUIRED");
|
||||
- if (auth_info_required == NULL) {
|
||||
- auth_info_required = "none";
|
||||
+ if (dev_uri == NULL) {
|
||||
+ fprintf(stderr,
|
||||
+ "ERROR: No valid device URI has been specified\n");
|
||||
+ goto done;
|
||||
}
|
||||
|
||||
cmp = strncmp(dev_uri, "smb://", 6);
|
||||
@@ -205,6 +266,11 @@ main(int argc, /* I - Number of command-line arguments */
|
||||
goto done;
|
||||
}
|
||||
|
||||
+ auth_info_required = getenv("AUTH_INFO_REQUIRED");
|
||||
+ if (auth_info_required == NULL) {
|
||||
+ auth_info_required = "none";
|
||||
+ }
|
||||
+
|
||||
/*
|
||||
* Extract the destination from the URI...
|
||||
*/
|
||||
@@ -301,8 +367,14 @@ main(int argc, /* I - Number of command-line arguments */
|
||||
load_interfaces();
|
||||
|
||||
do {
|
||||
- cli = smb_connect(workgroup, server, port, printer,
|
||||
- username, password, argv[3], &need_auth);
|
||||
+ cli = smb_connect(workgroup,
|
||||
+ server,
|
||||
+ port,
|
||||
+ printer,
|
||||
+ username,
|
||||
+ password,
|
||||
+ print_user,
|
||||
+ &need_auth);
|
||||
if (cli == NULL) {
|
||||
if (need_auth) {
|
||||
exit(2);
|
||||
@@ -338,7 +410,7 @@ main(int argc, /* I - Number of command-line arguments */
|
||||
*/
|
||||
|
||||
for (i = 0; i < copies; i++) {
|
||||
- status = smb_print(cli, argv[4] /* title */ , fp);
|
||||
+ status = smb_print(cli, print_title, fp);
|
||||
if (status != 0) {
|
||||
break;
|
||||
}
|
||||
--
|
||||
2.20.1
|
||||
|
||||
Loading…
Reference in new issue