Merge fb437dc7ab into 4b356c90dc

'dtbauto' command line was missing from the help string. Add it.

hwdb.d/60-sensor.hwdb

@@ -953,6 +953,15 @@ sensor:modalias:acpi:MXC6655*:dmi:*:svnDefaultstring*:pnP612F:*
 sensor:modalias:acpi:SMO8500*:dmi:*:svnPEAQ:pnPEAQPMMC1010MD99187:*
  ACCEL_MOUNT_MATRIX=-1, 0, 0; 0, 1, 0; 0, 0, 1
 
+#########################################
+# Pine64
+#########################################
+
+# PineTab2
+
+sensor:modalias:of:NaccelerometerT_null_Csilan,sc7a20:*
+ ACCEL_MOUNT_MATRIX=0, 0, -1; 1, 0, 0; 0, -1, 0
+
 #########################################
 # Pipo
 #########################################

meson.build

@@ -1579,6 +1579,29 @@ conf.set('DEFAULT_DNS_OVER_TLS_MODE',
          'DNS_OVER_TLS_' + default_dns_over_tls.underscorify().to_upper())
 conf.set_quoted('DEFAULT_DNS_OVER_TLS_MODE_STR', default_dns_over_tls)
 
+dns_over_https = get_option('dns-over-https')
+if dns_over_https != 'false'
+         have = true
+         if conf.get('HAVE_LIBCURL') == 0
+            message('DNS-over-HTTPS support depends on libcurl, but dependencies are not available')
+            have = false
+         endif
+         if conf.get('HAVE_OPENSSL') == 0
+            message('openssl required, but not available')
+            have = false
+         endif
+endif
+conf.set10('ENABLE_DNS_OVER_HTTPS', have)
+
+default_dns_over_https = get_option('default-dns-over-https')
+if default_dns_over_https != 'no' and conf.get('ENABLE_DNS_OVER_HTTPS') == 0
+        message('default-dns-over-https cannot be enabled. Setting default-dns-over-https to no.')
+        default_dns_over_https = 'no'
+endif
+conf.set('DEFAULT_DNS_OVER_HTTPS_MODE',
+         'DNS_OVER_HTTPS_' + default_dns_over_https.underscorify().to_upper())
+conf.set_quoted('DEFAULT_DNS_OVER_HTTPS_MODE_STR', default_dns_over_https)
+
 default_mdns = get_option('default-mdns')
 conf.set('DEFAULT_MDNS_MODE',
          'RESOLVE_SUPPORT_' + default_mdns.to_upper())
@@ -3002,6 +3025,7 @@ summary({
         'default compression method' :      compression,
         'default DNSSEC mode' :             default_dnssec,
         'default DNS-over-TLS mode' :       default_dns_over_tls,
+        'default DNS-over-HTTPS mode' :     default_dns_over_https,
         'default mDNS mode' :               default_mdns,
         'default LLMNR mode' :              default_llmnr,
         'default DNS servers' :             dns_servers.split(' '),

meson_options.txt

@@ -353,6 +353,10 @@ option('default-dns-over-tls', type : 'combo',
        description : 'default DNS-over-TLS mode',
        choices : ['yes', 'opportunistic', 'no'],
        value : 'no')
+option('default-dns-over-https', type : 'combo',
+       description : 'default DNS-over-HTTPS mode',
+       choices : ['yes', 'no'],
+       value : 'no')
 option('default-mdns', type : 'combo',
        choices : ['yes', 'resolve', 'no'],
        description : 'default MulticastDNS mode',
@@ -363,6 +367,8 @@ option('default-llmnr', type : 'combo',
        value : 'yes')
 option('dns-over-tls', type : 'combo', choices : ['auto', 'gnutls', 'openssl', 'true', 'false'],
        description : 'DNS-over-TLS support')
+option('dns-over-https', type : 'combo', choices : ['true', 'false'],
+       description : 'DNS-over-HTTPS support')
 option('dns-servers', type : 'string',
        description : 'space-separated list of default DNS servers',
        value : '1.1.1.1#cloudflare-dns.com 8.8.8.8#dns.google 1.0.0.1#cloudflare-dns.com 8.8.4.4#dns.google 2606:4700:4700::1111#cloudflare-dns.com 2001:4860:4860::8888#dns.google 2606:4700:4700::1001#cloudflare-dns.com 2001:4860:4860::8844#dns.google')

po/fr.po

@@ -12,7 +12,7 @@ msgid ""
 msgstr ""
 "Report-Msgid-Bugs-To: \n"
 "POT-Creation-Date: 2024-11-06 14:42+0000\n"
-"PO-Revision-Date: 2024-11-20 19:13+0000\n"
+"PO-Revision-Date: 2024-11-23 10:38+0000\n"
 "Last-Translator: Léane GRASSER <leane.grasser@proton.me>\n"
 "Language-Team: French <https://translate.fedoraproject.org/projects/systemd/"
 "main/fr/>\n"
@@ -1258,7 +1258,7 @@ msgstr ""
 
 #: src/sysupdate/org.freedesktop.sysupdate1.policy:75
 msgid "Manage optional features"
-msgstr "Gérer les fonctionnalités en option"
+msgstr "Gérer les fonctionnalités facultatives"
 
 #: src/sysupdate/org.freedesktop.sysupdate1.policy:76
 msgid "Authentication is required to manage optional features"

src/basic/linux/auto_fs.h

@@ -21,7 +21,7 @@
 #define AUTOFS_MIN_PROTO_VERSION	3
 #define AUTOFS_MAX_PROTO_VERSION	5
 
-#define AUTOFS_PROTO_SUBVERSION		5
+#define AUTOFS_PROTO_SUBVERSION		6
 
 /*
  * The wait_queue_token (autofs_wqt_t) is part of a structure which is passed

src/basic/linux/bpf.h

@@ -1121,6 +1121,9 @@ enum bpf_attach_type {
 
 #define MAX_BPF_ATTACH_TYPE __MAX_BPF_ATTACH_TYPE
 
+/* Add BPF_LINK_TYPE(type, name) in bpf_types.h to keep bpf_link_type_strs[]
+ * in sync with the definitions below.
+ */
 enum bpf_link_type {
 	BPF_LINK_TYPE_UNSPEC = 0,
 	BPF_LINK_TYPE_RAW_TRACEPOINT = 1,
@@ -2851,7 +2854,7 @@ union bpf_attr {
  * 		  **TCP_SYNCNT**, **TCP_USER_TIMEOUT**, **TCP_NOTSENT_LOWAT**,
  * 		  **TCP_NODELAY**, **TCP_MAXSEG**, **TCP_WINDOW_CLAMP**,
  * 		  **TCP_THIN_LINEAR_TIMEOUTS**, **TCP_BPF_DELACK_MAX**,
- * 		  **TCP_BPF_RTO_MIN**.
+ *		  **TCP_BPF_RTO_MIN**, **TCP_BPF_SOCK_OPS_CB_FLAGS**.
  * 		* **IPPROTO_IP**, which supports *optname* **IP_TOS**.
  * 		* **IPPROTO_IPV6**, which supports the following *optname*\ s:
  * 		  **IPV6_TCLASS**, **IPV6_AUTOFLOWLABEL**.
@@ -5519,11 +5522,12 @@ union bpf_attr {
  *		**-EOPNOTSUPP** if the hash calculation failed or **-EINVAL** if
  *		invalid arguments are passed.
  *
- * void *bpf_kptr_xchg(void *map_value, void *ptr)
+ * void *bpf_kptr_xchg(void *dst, void *ptr)
  *	Description
- *		Exchange kptr at pointer *map_value* with *ptr*, and return the
- *		old value. *ptr* can be NULL, otherwise it must be a referenced
- *		pointer which will be released when this helper is called.
+ *		Exchange kptr at pointer *dst* with *ptr*, and return the old value.
+ *		*dst* can be map value or local kptr. *ptr* can be NULL, otherwise
+ *		it must be a referenced pointer which will be released when this helper
+ *		is called.
  *	Return
  *		The old value of kptr (which can be NULL). The returned pointer
  *		if not NULL, is a reference which must be released using its
@@ -6046,11 +6050,6 @@ enum {
 	BPF_F_MARK_ENFORCE		= (1ULL << 6),
 };
 
-/* BPF_FUNC_clone_redirect and BPF_FUNC_redirect flags. */
-enum {
-	BPF_F_INGRESS			= (1ULL << 0),
-};
-
 /* BPF_FUNC_skb_set_tunnel_key and BPF_FUNC_skb_get_tunnel_key flags. */
 enum {
 	BPF_F_TUNINFO_IPV6		= (1ULL << 0),
@@ -6197,10 +6196,12 @@ enum {
 	BPF_F_BPRM_SECUREEXEC	= (1ULL << 0),
 };
 
-/* Flags for bpf_redirect_map helper */
+/* Flags for bpf_redirect and bpf_redirect_map helpers */
 enum {
-	BPF_F_BROADCAST		= (1ULL << 3),
-	BPF_F_EXCLUDE_INGRESS	= (1ULL << 4),
+	BPF_F_INGRESS		= (1ULL << 0), /* used for skb path */
+	BPF_F_BROADCAST		= (1ULL << 3), /* used for XDP path */
+	BPF_F_EXCLUDE_INGRESS	= (1ULL << 4), /* used for XDP path */
+#define BPF_F_REDIRECT_FLAGS (BPF_F_INGRESS | BPF_F_BROADCAST | BPF_F_EXCLUDE_INGRESS)
 };
 
 #define __bpf_md_ptr(type, name)	\
@@ -7080,6 +7081,7 @@ enum {
 	TCP_BPF_SYN		= 1005, /* Copy the TCP header */
 	TCP_BPF_SYN_IP		= 1006, /* Copy the IP[46] and TCP header */
 	TCP_BPF_SYN_MAC         = 1007, /* Copy the MAC, IP[46], and TCP header */
+	TCP_BPF_SOCK_OPS_CB_FLAGS = 1008, /* Get or Set TCP sock ops flags */
 };
 
 enum {
@@ -7512,4 +7514,13 @@ struct bpf_iter_num {
 	__u64 __opaque[1];
 } __attribute__((aligned(8)));
 
+/*
+ * Flags to control BPF kfunc behaviour.
+ *     - BPF_F_PAD_ZEROS: Pad destination buffer with zeros. (See the respective
+ *       helper documentation for details.)
+ */
+enum bpf_kfunc_flags {
+	BPF_F_PAD_ZEROS = (1ULL << 0),
+};
+
 #endif /* __LINUX_BPF_H__ */

src/basic/linux/const.h

@@ -28,6 +28,23 @@
 #define _BITUL(x)	(_UL(1) << (x))
 #define _BITULL(x)	(_ULL(1) << (x))
 
+#if !defined(__ASSEMBLY__)
+/*
+ * Missing __asm__ support
+ *
+ * __BIT128() would not work in the __asm__ code, as it shifts an
+ * 'unsigned __init128' data type as direct representation of
+ * 128 bit constants is not supported in the gcc compiler, as
+ * they get silently truncated.
+ *
+ * TODO: Please revisit this implementation when gcc compiler
+ * starts representing 128 bit constants directly like long
+ * and unsigned long etc. Subsequently drop the comment for
+ * GENMASK_U128() which would then start supporting __asm__ code.
+ */
+#define _BIT128(x)	((unsigned __int128)(1) << (x))
+#endif
+
 #define __ALIGN_KERNEL(x, a)		__ALIGN_KERNEL_MASK(x, (__typeof__(x))(a) - 1)
 #define __ALIGN_KERNEL_MASK(x, mask)	(((x) + (mask)) & ~(mask))
 

src/basic/linux/ethtool.h

@@ -2531,4 +2531,20 @@ struct ethtool_link_settings {
 	 * __u32 map_lp_advertising[link_mode_masks_nwords];
 	 */
 };
+
+/**
+ * enum phy_upstream - Represents the upstream component a given PHY device
+ * is connected to, as in what is on the other end of the MII bus. Most PHYs
+ * will be attached to an Ethernet MAC controller, but in some cases, there's
+ * an intermediate PHY used as a media-converter, which will driver another
+ * MII interface as its output.
+ * @PHY_UPSTREAM_MAC: Upstream component is a MAC (a switch port,
+ *		      or ethernet controller)
+ * @PHY_UPSTREAM_PHY: Upstream component is a PHY (likely a media converter)
+ */
+enum phy_upstream {
+	PHY_UPSTREAM_MAC,
+	PHY_UPSTREAM_PHY,
+};
+
 #endif /* _LINUX_ETHTOOL_H */

src/basic/linux/fib_rules.h

@@ -67,6 +67,7 @@ enum {
 	FRA_IP_PROTO,	/* ip proto */
 	FRA_SPORT_RANGE, /* sport */
 	FRA_DPORT_RANGE, /* dport */
+	FRA_DSCP,	/* dscp */
 	__FRA_MAX
 };
 

src/basic/linux/if_packet.h

@@ -230,8 +230,8 @@ struct tpacket_hdr_v1 {
 	 * ts_first_pkt:
 	 *		Is always the time-stamp when the block was opened.
 	 *		Case a)	ZERO packets
-	 *			No packets to deal with but atleast you know the
-	 *			time-interval of this block.
+	 *			No packets to deal with but at least you know
+	 *			the time-interval of this block.
 	 *		Case b) Non-zero packets
 	 *			Use the ts of the first packet in the block.
 	 *
@@ -265,7 +265,8 @@ enum tpacket_versions {
    - struct tpacket_hdr
    - pad to TPACKET_ALIGNMENT=16
    - struct sockaddr_ll
-   - Gap, chosen so that packet data (Start+tp_net) alignes to TPACKET_ALIGNMENT=16
+   - Gap, chosen so that packet data (Start+tp_net) aligns to
+     TPACKET_ALIGNMENT=16
    - Start+tp_mac: [ Optional MAC header ]
    - Start+tp_net: Packet data, aligned to TPACKET_ALIGNMENT=16.
    - Pad to align to TPACKET_ALIGNMENT=16

src/basic/linux/in.h

@@ -141,7 +141,7 @@ struct in_addr {
  */
 #define IP_PMTUDISC_INTERFACE		4
 /* weaker version of IP_PMTUDISC_INTERFACE, which allows packets to get
- * fragmented if they exeed the interface mtu
+ * fragmented if they exceed the interface mtu
  */
 #define IP_PMTUDISC_OMIT		5
 

src/basic/linux/libc-compat.h

@@ -140,25 +140,6 @@
 
 #endif /* _NETINET_IN_H */
 
-/* Coordinate with glibc netipx/ipx.h header. */
-#if defined(__NETIPX_IPX_H)
-
-#define __UAPI_DEF_SOCKADDR_IPX			0
-#define __UAPI_DEF_IPX_ROUTE_DEFINITION		0
-#define __UAPI_DEF_IPX_INTERFACE_DEFINITION	0
-#define __UAPI_DEF_IPX_CONFIG_DATA		0
-#define __UAPI_DEF_IPX_ROUTE_DEF		0
-
-#else /* defined(__NETIPX_IPX_H) */
-
-#define __UAPI_DEF_SOCKADDR_IPX			1
-#define __UAPI_DEF_IPX_ROUTE_DEFINITION		1
-#define __UAPI_DEF_IPX_INTERFACE_DEFINITION	1
-#define __UAPI_DEF_IPX_CONFIG_DATA		1
-#define __UAPI_DEF_IPX_ROUTE_DEF		1
-
-#endif /* defined(__NETIPX_IPX_H) */
-
 /* Definitions for xattr.h */
 #if defined(_SYS_XATTR_H)
 #define __UAPI_DEF_XATTR		0
@@ -240,23 +221,6 @@
 #define __UAPI_DEF_IP6_MTUINFO		1
 #endif
 
-/* Definitions for ipx.h */
-#ifndef __UAPI_DEF_SOCKADDR_IPX
-#define __UAPI_DEF_SOCKADDR_IPX			1
-#endif
-#ifndef __UAPI_DEF_IPX_ROUTE_DEFINITION
-#define __UAPI_DEF_IPX_ROUTE_DEFINITION		1
-#endif
-#ifndef __UAPI_DEF_IPX_INTERFACE_DEFINITION
-#define __UAPI_DEF_IPX_INTERFACE_DEFINITION	1
-#endif
-#ifndef __UAPI_DEF_IPX_CONFIG_DATA
-#define __UAPI_DEF_IPX_CONFIG_DATA		1
-#endif
-#ifndef __UAPI_DEF_IPX_ROUTE_DEF
-#define __UAPI_DEF_IPX_ROUTE_DEF		1
-#endif
-
 /* Definitions for xattr.h */
 #ifndef __UAPI_DEF_XATTR
 #define __UAPI_DEF_XATTR		1

src/basic/linux/netfilter/nf_tables.h

@@ -436,7 +436,7 @@ enum nft_set_elem_flags {
  * @NFTA_SET_ELEM_KEY: key value (NLA_NESTED: nft_data)
  * @NFTA_SET_ELEM_DATA: data value of mapping (NLA_NESTED: nft_data_attributes)
  * @NFTA_SET_ELEM_FLAGS: bitmask of nft_set_elem_flags (NLA_U32)
- * @NFTA_SET_ELEM_TIMEOUT: timeout value (NLA_U64)
+ * @NFTA_SET_ELEM_TIMEOUT: timeout value, zero means never times out (NLA_U64)
  * @NFTA_SET_ELEM_EXPIRATION: expiration time (NLA_U64)
  * @NFTA_SET_ELEM_USERDATA: user data (NLA_BINARY)
  * @NFTA_SET_ELEM_EXPR: expression (NLA_NESTED: nft_expr_attributes)
@@ -1694,7 +1694,7 @@ enum nft_flowtable_flags {
  *
  * @NFTA_FLOWTABLE_TABLE: name of the table containing the expression (NLA_STRING)
  * @NFTA_FLOWTABLE_NAME: name of this flow table (NLA_STRING)
- * @NFTA_FLOWTABLE_HOOK: netfilter hook configuration(NLA_U32)
+ * @NFTA_FLOWTABLE_HOOK: netfilter hook configuration (NLA_NESTED)
  * @NFTA_FLOWTABLE_USE: number of references to this flow table (NLA_U32)
  * @NFTA_FLOWTABLE_HANDLE: object handle (NLA_U64)
  * @NFTA_FLOWTABLE_FLAGS: flags (NLA_U32)

src/basic/linux/nexthop.h

@@ -16,10 +16,15 @@ struct nhmsg {
 struct nexthop_grp {
 	__u32	id;	  /* nexthop id - must exist */
 	__u8	weight;   /* weight of this nexthop */
-	__u8	resvd1;
+	__u8	weight_high;	/* high order bits of weight */
 	__u16	resvd2;
 };
 
+static __inline__ __u16 nexthop_grp_weight(const struct nexthop_grp *entry)
+{
+	return ((entry->weight_high << 8) | entry->weight) + 1;
+}
+
 enum {
 	NEXTHOP_GRP_TYPE_MPATH,  /* hash-threshold nexthop group
 				  * default type if not specified
@@ -33,6 +38,9 @@ enum {
 #define NHA_OP_FLAG_DUMP_STATS		BIT(0)
 #define NHA_OP_FLAG_DUMP_HW_STATS	BIT(1)
 
+/* Response OP_FLAGS. */
+#define NHA_OP_FLAG_RESP_GRP_RESVD_0	BIT(31)	/* Dump clears resvd fields. */
+
 enum {
 	NHA_UNSPEC,
 	NHA_ID,		/* u32; id for nexthop. id == 0 means auto-assign */

src/basic/namespace-util.c

@@ -531,20 +531,24 @@ int is_idmapping_supported(const char *path) {
         userns_fd = userns_acquire(uid_map, gid_map);
         if (ERRNO_IS_NEG_NOT_SUPPORTED(userns_fd) || ERRNO_IS_NEG_PRIVILEGE(userns_fd))
                 return false;
+        if (userns_fd == -ENOSPC) {
+                log_debug_errno(userns_fd, "Failed to acquire new user namespace, user.max_user_namespaces seems to be exhausted or maybe even zero, assuming ID-mapping is not supported: %m");
+                return false;
+        }
         if (userns_fd < 0)
-                return log_debug_errno(userns_fd, "ID-mapping supported namespace acquire failed for '%s' : %m", path);
+                return log_debug_errno(userns_fd, "Failed to acquire new user namespace for checking if '%s' supports ID-mapping: %m", path);
 
         dir_fd = RET_NERRNO(open(path, O_RDONLY | O_CLOEXEC | O_NOFOLLOW));
         if (ERRNO_IS_NEG_NOT_SUPPORTED(dir_fd))
                 return false;
         if (dir_fd < 0)
-                return log_debug_errno(dir_fd, "ID-mapping supported open failed for '%s' : %m", path);
+                return log_debug_errno(dir_fd, "Failed to open '%s', cannot determine if ID-mapping is supported: %m", path);
 
         mount_fd = RET_NERRNO(open_tree(dir_fd, "", AT_EMPTY_PATH | OPEN_TREE_CLONE | OPEN_TREE_CLOEXEC));
         if (ERRNO_IS_NEG_NOT_SUPPORTED(mount_fd) || ERRNO_IS_NEG_PRIVILEGE(mount_fd) || mount_fd == -EINVAL)
                 return false;
         if (mount_fd < 0)
-                return log_debug_errno(mount_fd, "ID-mapping supported open_tree failed for '%s' : %m", path);
+                return log_debug_errno(mount_fd, "Failed to open mount tree '%s', cannot determine if ID-mapping is supported: %m", path);
 
         r = RET_NERRNO(mount_setattr(mount_fd, "", AT_EMPTY_PATH,
                        &(struct mount_attr) {
@@ -554,7 +558,7 @@ int is_idmapping_supported(const char *path) {
         if (ERRNO_IS_NEG_NOT_SUPPORTED(r) || ERRNO_IS_NEG_PRIVILEGE(r) || r == -EINVAL)
                 return false;
         if (r < 0)
-                return log_debug_errno(r, "ID-mapping supported setattr failed for '%s' : %m", path);
+                return log_debug_errno(r, "Failed to set mount attribute to '%s', cannot determine if ID-mapping is supported: %m", path);
 
         return true;
 }

src/fsck/fsck.c

@@ -98,16 +98,11 @@ static int parse_proc_cmdline_item(const char *key, const char *value, void *dat
                 }
         }
 
-#if HAVE_SYSV_COMPAT
-        else if (streq(key, "fastboot") && !value) {
-                log_warning("Please pass 'fsck.mode=skip' rather than 'fastboot' on the kernel command line.");
+        else if (streq(key, "fastboot") && !value)
                 arg_skip = true;
 
-        } else if (streq(key, "forcefsck") && !value) {
-                log_warning("Please pass 'fsck.mode=force' rather than 'forcefsck' on the kernel command line.");
+        else if (streq(key, "forcefsck") && !value)
                 arg_force = true;
-        }
-#endif
 
         return 0;
 }

src/import/meson.build

@@ -14,7 +14,6 @@ systemd_pull_sources = files(
         'pull-tar.c',
         'pull-job.c',
         'pull-common.c',
-        'curl-util.c',
 )
 
 systemd_import_sources = files(

src/libsystemd/sd-varlink/varlink-util.c

@@ -16,7 +16,7 @@ int varlink_get_peer_pidref(sd_varlink *v, PidRef *ret) {
 
         int pidfd = sd_varlink_get_peer_pidfd(v);
         if (pidfd < 0) {
-                if (!ERRNO_IS_NEG_NOT_SUPPORTED(pidfd))
+                if (!ERRNO_IS_NEG_NOT_SUPPORTED(pidfd) && pidfd != -EINVAL)
                         return pidfd;
 
                 pid_t pid;

src/measure/measure.c

@@ -108,6 +108,7 @@ static int help(int argc, char *argv[], void *userdata) {
                "     --ucode=PATH        Path to microcode image file               %7$s .ucode\n"
                "     --splash=PATH       Path to splash bitmap file                 %7$s .splash\n"
                "     --dtb=PATH          Path to DeviceTree file                    %7$s .dtb\n"
+               "     --dtbauto=PATH      Path to DeviceTree file for auto selection %7$s .dtbauto\n"
                "     --uname=PATH        Path to 'uname -r' file                    %7$s .uname\n"
                "     --sbat=PATH         Path to SBAT file                          %7$s .sbat\n"
                "     --pcrpkey=PATH      Path to public key for PCR signatures      %7$s .pcrpkey\n"

src/nspawn/nspawn.c

@@ -2280,10 +2280,9 @@ static int copy_devnode_one(const char *dest, const char *node, bool ignore_mkno
         r = path_extract_directory(from, &parent);
         if (r < 0)
                 return log_error_errno(r, "Failed to extract directory from %s: %m", from);
-        if (!path_equal(parent, "/dev/")) {
-                if (userns_mkdir(dest, parent, 0755, 0, 0) < 0)
+        r = userns_mkdir(dest, parent, 0755, 0, 0);
+        if (r < 0)
                 return log_error_errno(r, "Failed to create directory %s: %m", parent);
-        }
 
         if (mknod(to, st.st_mode, st.st_rdev) < 0) {
                 r = -errno; /* Save the original error code. */
@@ -4654,7 +4653,7 @@ static int nspawn_dispatch_notify_fd(sd_event_source *source, int fd, uint32_t r
 
         ucred = CMSG_FIND_DATA(&msghdr, SOL_SOCKET, SCM_CREDENTIALS, struct ucred);
         if (!ucred || ucred->pid != inner_child_pid) {
-                log_debug("Received notify message without valid credentials. Ignoring.");
+                log_debug("Received notify message from process that is not the payload's PID 1. Ignoring.");
                 return 0;
         }
 

src/quotacheck/quotacheck.c

@@ -36,14 +36,9 @@ static int parse_proc_cmdline_item(const char *key, const char *value, void *dat
                         arg_skip = true;
                 else
                         log_warning("Invalid quotacheck.mode= value, ignoring: %s", value);
-        }
 
-#if HAVE_SYSV_COMPAT
-        else if (streq(key, "forcequotacheck") && !value) {
-                log_warning("Please use 'quotacheck.mode=force' rather than 'forcequotacheck' on the kernel command line. Proceeding anyway.");
+        } else if (streq(key, "forcequotacheck") && !value)
                 arg_force = true;
-        }
-#endif
 
         return 0;
 }

src/resolve/meson.build

@@ -117,6 +117,10 @@ if conf.get('ENABLE_DNS_OVER_TLS') == 1
         endif
 endif
 
+if conf.get('ENABLE_DNS_OVER_HTTPS') == 1
+        systemd_resolved_dependencies += libcurl
+endif
+
 link_with = [
         libshared,
         libsystemd_resolve_core,

src/resolve/resolved-dns-server.c

@@ -422,10 +422,17 @@ DnsServerFeatureLevel dns_server_possible_feature_level(DnsServer *s) {
 
         /* Determine the best feature level we care about. If DNSSEC mode is off there's no point in using anything
          * better than EDNS0, hence don't even try. */
-        if (dns_server_get_dnssec_mode(s) != DNSSEC_NO)
+        if (dns_server_get_dnssec_mode(s) != DNSSEC_NO) {
                 best = dns_server_get_dns_over_tls_mode(s) == DNS_OVER_TLS_NO ?
                         DNS_SERVER_FEATURE_LEVEL_DO :
                         DNS_SERVER_FEATURE_LEVEL_TLS_DO;
+                /* TODO: Add HTTPS_PLAIN_DO too? */
+#if ENABLE_DNS_OVER_HTTPS
+                best = dns_server_get_dns_over_https_mode(s) == DNS_OVER_HTTPS_NO ?
+                        DNS_SERVER_FEATURE_LEVEL_DO :
+                        DNS_SERVER_FEATURE_LEVEL_HTTPS_PLAIN;
+#endif
+        }
         else
                 best = dns_server_get_dns_over_tls_mode(s) == DNS_OVER_TLS_NO ?
                         DNS_SERVER_FEATURE_LEVEL_EDNS0 :
@@ -493,7 +500,8 @@ DnsServerFeatureLevel dns_server_possible_feature_level(DnsServer *s) {
                 } else if (s->packet_bad_opt &&
                            DNS_SERVER_FEATURE_LEVEL_IS_EDNS0(s->possible_feature_level) &&
                            dns_server_get_dnssec_mode(s) != DNSSEC_YES &&
-                           dns_server_get_dns_over_tls_mode(s) != DNS_OVER_TLS_YES) {
+                           dns_server_get_dns_over_tls_mode(s) != DNS_OVER_TLS_YES &&
+                           dns_server_get_dns_over_https_mode(s) != DNS_OVER_HTTPS_YES) {
 
                         /* A reply to one of our EDNS0 queries didn't carry a valid OPT RR, then downgrade to
                          * below EDNS0 levels. After all, some servers generate different responses with and
@@ -962,6 +970,12 @@ DnsOverTlsMode dns_server_get_dns_over_tls_mode(DnsServer *s) {
         return manager_get_dns_over_tls_mode(s->manager);
 }
 
+DnsOverHttpsMode dns_server_get_dns_over_https_mode(DnsServer *s) {
+        assert(s);
+
+        return manager_get_dns_over_https_mode(s->manager);
+}
+
 void dns_server_flush_cache(DnsServer *s) {
         DnsServer *current;
         DnsScope *scope;
@@ -1099,6 +1113,7 @@ static const char* const dns_server_feature_level_table[_DNS_SERVER_FEATURE_LEVE
         [DNS_SERVER_FEATURE_LEVEL_UDP]         = "UDP",
         [DNS_SERVER_FEATURE_LEVEL_EDNS0]       = "UDP+EDNS0",
         [DNS_SERVER_FEATURE_LEVEL_TLS_PLAIN]   = "TLS+EDNS0",
+        [DNS_SERVER_FEATURE_LEVEL_HTTPS_PLAIN] = "HTTPS+EDNS0",
         [DNS_SERVER_FEATURE_LEVEL_DO]          = "UDP+EDNS0+DO",
         [DNS_SERVER_FEATURE_LEVEL_TLS_DO]      = "TLS+EDNS0+DO",
 };

src/resolve/resolved-dns-server.h

@@ -35,6 +35,7 @@ typedef enum DnsServerFeatureLevel {
         DNS_SERVER_FEATURE_LEVEL_UDP,
         DNS_SERVER_FEATURE_LEVEL_EDNS0,
         DNS_SERVER_FEATURE_LEVEL_TLS_PLAIN,
+        DNS_SERVER_FEATURE_LEVEL_HTTPS_PLAIN,
         DNS_SERVER_FEATURE_LEVEL_DO,
         DNS_SERVER_FEATURE_LEVEL_TLS_DO,
         _DNS_SERVER_FEATURE_LEVEL_MAX,
@@ -46,6 +47,7 @@ typedef enum DnsServerFeatureLevel {
 #define DNS_SERVER_FEATURE_LEVEL_IS_EDNS0(x) ((x) >= DNS_SERVER_FEATURE_LEVEL_EDNS0)
 #define DNS_SERVER_FEATURE_LEVEL_IS_TLS(x) IN_SET(x, DNS_SERVER_FEATURE_LEVEL_TLS_PLAIN, DNS_SERVER_FEATURE_LEVEL_TLS_DO)
 #define DNS_SERVER_FEATURE_LEVEL_IS_DNSSEC(x) ((x) >= DNS_SERVER_FEATURE_LEVEL_DO)
+#define DNS_SERVER_FEATURE_LEVEL_IS_HTTPS(x) ((x) == DNS_SERVER_FEATURE_LEVEL_HTTPS_PLAIN)
 #define DNS_SERVER_FEATURE_LEVEL_IS_UDP(x) IN_SET(x, DNS_SERVER_FEATURE_LEVEL_UDP, DNS_SERVER_FEATURE_LEVEL_EDNS0, DNS_SERVER_FEATURE_LEVEL_DO)
 
 const char* dns_server_feature_level_to_string(DnsServerFeatureLevel i) _const_;
@@ -164,6 +166,7 @@ void manager_next_dns_server(Manager *m, DnsServer *if_current);
 
 DnssecMode dns_server_get_dnssec_mode(DnsServer *s);
 DnsOverTlsMode dns_server_get_dns_over_tls_mode(DnsServer *s);
+DnsOverHttpsMode dns_server_get_dns_over_https_mode(DnsServer *s);
 
 size_t dns_server_get_mtu(DnsServer *s);
 

src/resolve/resolved-dns-transaction.c

@@ -4,11 +4,13 @@
 
 #include "af-list.h"
 #include "alloc-util.h"
+
 #include "dns-domain.h"
 #include "errno-list.h"
 #include "errno-util.h"
 #include "fd-util.h"
 #include "glyph-util.h"
+#include "hexdecoct.h"
 #include "random-util.h"
 #include "resolved-dns-cache.h"
 #include "resolved-dns-transaction.h"
@@ -16,6 +18,10 @@
 #include "resolved-llmnr.h"
 #include "string-table.h"
 
+#if ENABLE_DNS_OVER_HTTPS
+#include "curl-util.h"
+#endif
+
 #define TRANSACTIONS_MAX 4096
 #define TRANSACTION_TCP_TIMEOUT_USEC (10U*USEC_PER_SEC)
 
@@ -682,7 +688,13 @@ static uint16_t dns_transaction_port(DnsTransaction *t) {
         if (t->server->port > 0)
                 return t->server->port;
 
-        return DNS_SERVER_FEATURE_LEVEL_IS_TLS(t->current_feature_level) ? 853 : 53;
+        if (DNS_SERVER_FEATURE_LEVEL_IS_TLS(t->current_feature_level))
+                return 853;
+
+        if (DNS_SERVER_FEATURE_LEVEL_IS_HTTPS(t->current_feature_level))
+                return 443;
+
+        return 53;
 }
 
 static int dns_transaction_emit_tcp(DnsTransaction *t) {
@@ -1518,6 +1530,9 @@ static int dns_transaction_emit_udp(DnsTransaction *t) {
                 if (t->current_feature_level < DNS_SERVER_FEATURE_LEVEL_UDP || DNS_SERVER_FEATURE_LEVEL_IS_TLS(t->current_feature_level))
                         return -EAGAIN; /* Sorry, can't do UDP, try TCP! */
 
+                if (DNS_SERVER_FEATURE_LEVEL_IS_HTTPS(t->current_feature_level))
+                        return -EAGAIN; /* Direct request logic to HTTPS */
+
                 if (!t->bypass && !dns_server_dnssec_supported(t->server) && dns_type_is_dnssec(dns_transaction_key(t)->type))
                         return -EOPNOTSUPP;
 
@@ -1984,6 +1999,223 @@ static int mdns_make_dummy_packet(DnsTransaction *t, DnsPacket **ret_packet, Set
         return add_known_answers;
 }
 
+#if ENABLE_DNS_OVER_HTTPS
+static size_t dns_transaction_curl_header_callback(void *contents, size_t size, size_t nmemb, void *userdata) {
+        _cleanup_free_ char *content_header = NULL;
+        DnsTransaction *t = ASSERT_PTR(userdata);
+        size_t sz = size * nmemb;
+        CURLcode code;
+        long status;
+        int r;
+
+        assert(contents);
+
+        code = curl_easy_getinfo(t->curl, CURLINFO_RESPONSE_CODE, &status);
+        if (code != CURLE_OK)
+                return log_error_errno(SYNTHETIC_ERRNO(EIO), "Failed to retrieve response code: %s", curl_easy_strerror(code));
+
+        if (status >= 200 && status <= 299) {
+                r = curl_header_strdup(contents, sz, "Content-Type:", &content_header);
+                if (r < 0) {
+                        log_oom();
+                        return 0;
+                }
+                if (r > 0) {
+                        r = strcmp("application/dns-message", content_header);
+                        if (r == 0)
+                                t->valid_dns_message = true;
+                        return sz;
+                }
+        }
+
+        return sz;
+}
+
+static size_t dns_transaction_curl_write_callback(void *contents, size_t size, size_t nmemb, void *userdata) {
+        DnsTransaction *t = ASSERT_PTR(userdata);
+        size_t sz = size * nmemb;
+        int r;
+
+        t->payload = memdup(contents, sz);
+        if (!t->payload) {
+                log_debug("Failed to extract HTTP payload to further processing");
+                r = log_oom();
+                goto fail;
+        }
+
+        t->payload_size += sz;
+
+        return sz;
+
+ fail:
+        dns_transaction_complete(t, DNS_TRANSACTION_INVALID_REPLY);
+        return r;
+}
+
+static int dns_transaction_curl_recv(DnsTransaction *t, DnsPacket **p) {
+        size_t ms;
+        int r;
+
+        ms = t->payload_size;
+
+        if (t->payload_size < 1) {
+                log_debug("Received HTTP payload unexpected size %zu", t->payload_size);
+                return -1;
+        }
+
+        r = dns_packet_new(p, DNS_PROTOCOL_DNS, ms, DNS_PACKET_SIZE_MAX);
+        if (r < 0)
+                return r;
+
+        log_debug("Received HTTP payload of size %zu", t->payload_size);
+        return 0;
+}
+
+static int dns_transaction_curl_make_url(DnsTransaction *t, char **url) {
+        _cleanup_free_ char *base64_string = NULL;
+        uint8_t *packet_to_send = DNS_PACKET_DATA(t->sent);
+        int r;
+
+        /* Let's zero the query ID according to the RFC */
+        packet_to_send[0] = 0;
+        packet_to_send[1] = 0;
+
+        r = base64mem_full(packet_to_send, t->sent->size, MAX_URL_LENGTH, &base64_string);
+        if (r < 0) {
+                log_debug_errno(r, "Failed to encode DNS packet to base64");
+                return r;
+        }
+
+        /* Remove base64 trailing characters */
+        delete_trailing_chars(base64_string, "=");
+
+        /* Build the DoH's wire format request URL */
+        r = asprintf(url, "https://%s/dns-query?dns=%s", t->server->server_string, base64_string);
+        if (r < 0) {
+                log_debug("Failed to allocate and set the url for transaction %" PRIu16 ".", t->id);
+                return r;
+        }
+
+        return 0;
+}
+
+static void dns_transaction_curl_on_response(CurlGlue *g, CURL *curl, CURLcode result) {
+        _cleanup_(dns_packet_unrefp) DnsPacket *p = NULL;
+        DnsTransaction *t = NULL;
+        int status;
+        int r;
+
+        assert(g);
+        assert(curl);
+
+        curl_easy_getinfo(curl, CURLINFO_PRIVATE, &t);
+
+        if (result != CURLE_OK) {
+                log_error_errno(SYNTHETIC_ERRNO(EIO), "HTTP request failed: %s", curl_easy_strerror(result));
+                status = DNS_TRANSACTION_INVALID_REPLY;
+                goto finish;
+        }
+
+        if (!t->valid_dns_message) {
+                log_debug("Received invalid HTTP payload, expected content type of application/dns-message");
+                status = DNS_TRANSACTION_INVALID_REPLY;
+                goto finish;
+        }
+
+        r = dns_transaction_curl_recv(t, &p);
+        if (r < 0) {
+                log_debug_errno(r, "HTTP payload receive failure");
+                dns_transaction_complete_errno(t, r);
+                return;
+        }
+
+        /* Transfer the received payload to transaction/packet struct */
+        uint8_t *p_data = DNS_PACKET_DATA(p);
+        memcpy(p_data, t->payload, t->payload_size);
+
+        p->size = t->payload_size;
+
+        r = dns_packet_validate_reply(p);
+        if (r < 0)
+                log_debug_errno(r, "Received invalid DNS packet as response, ignoring: %m");
+
+        if (r == 0)
+                log_debug("Received inappropriate DNS packet as response, ignoring");
+
+        dns_transaction_process_reply(t, p, false);
+
+        return;
+ finish:
+        dns_transaction_complete(t, status);
+}
+
+static int dns_transaction_emit_curl(DnsTransaction *t) {
+        _cleanup_(sd_event_unrefp) sd_event *e = NULL;
+        _cleanup_free_ char *rule = NULL;
+        int r;
+
+        assert(t);
+        assert(t->sent);
+
+        dns_transaction_close_connection(t, true);
+
+        if (t->scope->protocol == DNS_PROTOCOL_DNS) {
+                r = dns_transaction_pick_server(t);
+                if (r < 0)
+                        return r;
+
+                if (manager_server_is_stub(t->scope->manager, t->server))
+                        return -ELOOP;
+
+                r = curl_glue_new(&t->glue, e);
+                if (r < 0)
+                        return r;
+
+                t->glue->on_finished = dns_transaction_curl_on_response;
+
+                r = dns_transaction_curl_make_url(t, &t->url);
+                if (r < 0)
+                        return r;
+
+                r = curl_glue_make(&t->curl, t->url, t);
+                if (r < 0)
+                        return r;
+
+                if (curl_easy_setopt(t->curl, CURLOPT_HEADERFUNCTION, dns_transaction_curl_header_callback) != CURLE_OK)
+                        return -EIO;
+
+                if (curl_easy_setopt(t->curl, CURLOPT_HEADERDATA, t) != CURLE_OK)
+                        return -EIO;
+
+                if (curl_easy_setopt(t->curl, CURLOPT_WRITEFUNCTION, dns_transaction_curl_write_callback) != CURLE_OK)
+                        return -EIO;
+
+                if (curl_easy_setopt(t->curl, CURLOPT_WRITEDATA, t) != CURLE_OK)
+                        return -EIO;
+
+                // Prevents libcurl's native name lookups
+                r = asprintf(&rule, "%s:443:%s", t->server->server_string, t->server->server_string);
+                if (r < 0) {
+                        log_debug("Failed to compound IP resolution to CURLOPT_RESOLVE parameter");
+                        return r;
+                }
+
+                t->glue->resolve_rules = curl_slist_append(NULL, rule);
+                if (curl_easy_setopt(t->curl, CURLOPT_RESOLVE, t->glue->resolve_rules) != CURLE_OK)
+                        return -EIO;
+
+
+                log_debug("Emitting HTTPS request via curl for transaction %" PRIu16, t->id);
+                r = curl_glue_add(t->glue, t->curl);
+                if (r < 0)
+                        return r;
+        } else
+                /* TODO: Is this the right error code here? */
+                return -ELOOP;
+
+        return 0;
+}
+#endif
 static int dns_transaction_make_packet_mdns(DnsTransaction *t) {
         _cleanup_(dns_packet_unrefp) DnsPacket *p = NULL, *dummy = NULL;
         _cleanup_set_free_ Set *keys = NULL;
@@ -2172,10 +2404,20 @@ int dns_transaction_go(DnsTransaction *t) {
                 r = dns_transaction_emit_udp(t);
                 if (r == -EMSGSIZE)
                         log_debug("Sending query via TCP since it is too large.");
+#if ENABLE_DNS_OVER_HTTPS
+                else if ((r == -EAGAIN &&
+                          (DNS_SERVER_FEATURE_LEVEL_IS_HTTPS(t->current_feature_level))))
+                        log_debug("Sending query via HTTPS.");
+#endif
                 else if (r == -EAGAIN)
                         log_debug("Sending query via TCP since UDP isn't supported or DNS-over-TLS is selected.");
                 else if (r == -EPERM)
                         log_debug("Sending query via TCP since UDP is blocked.");
+#if ENABLE_DNS_OVER_HTTPS
+                if ((r == -EAGAIN &&
+                          (DNS_SERVER_FEATURE_LEVEL_IS_HTTPS(t->current_feature_level))))
+                        r = dns_transaction_emit_curl(t);
+#endif
                 if (IN_SET(r, -EMSGSIZE, -EAGAIN, -EPERM))
                         r = dns_transaction_emit_tcp(t);
         }

src/resolve/resolved-dns-transaction.h

@@ -1,9 +1,19 @@
 /* SPDX-License-Identifier: LGPL-2.1-or-later */
 #pragma once
 
+#if ENABLE_DNS_OVER_HTTPS
+#include <curl/curl.h>
+#endif
+
 #include "sd-event.h"
+
+#if ENABLE_DNS_OVER_HTTPS
+#include "curl-util.h"
+#endif
+
 #include "in-addr-util.h"
 
+
 typedef struct DnsTransaction DnsTransaction;
 typedef struct DnsTransactionFinder DnsTransactionFinder;
 typedef enum DnsTransactionState DnsTransactionState;
@@ -92,7 +102,15 @@ struct DnsTransaction {
 
         /* TCP connection logic, if we need it */
         DnsStream *stream;
-
+#if ENABLE_DNS_OVER_HTTPS
+        /* HTTPS connection logic, if we need it */
+        CurlGlue *glue;
+        CURL *curl;
+        char *url;
+        uint8_t *payload;
+        size_t payload_size;
+        bool valid_dns_message;
+#endif
         /* The active server */
         DnsServer *server;
 
@@ -219,6 +237,9 @@ DnsTransactionSource dns_transaction_source_from_string(const char *s) _pure_;
 /* Maximum attempts to send MDNS requests, see RFC 6762 Section 8.1 */
 #define MDNS_TRANSACTION_ATTEMPTS_MAX 3
 
+/* Maximum URL length for HTTP GET request, see RFC ... */
+#define MAX_URL_LENGTH 2048
+
 #define TRANSACTION_ATTEMPTS_MAX(p) ((p) == DNS_PROTOCOL_LLMNR ?        \
                                      LLMNR_TRANSACTION_ATTEMPTS_MAX :   \
                                      (p) == DNS_PROTOCOL_MDNS ?         \

src/resolve/resolved-gperf.gperf

@@ -26,6 +26,7 @@ Resolve.LLMNR,                     config_parse_resolve_support,         0,
 Resolve.MulticastDNS,              config_parse_resolve_support,         0,                   offsetof(Manager, mdns_support)
 Resolve.DNSSEC,                    config_parse_dnssec_mode,             0,                   offsetof(Manager, dnssec_mode)
 Resolve.DNSOverTLS,                config_parse_dns_over_tls_mode,       0,                   offsetof(Manager, dns_over_tls_mode)
+Resolve.DNSOverHTTPS,              config_parse_dns_over_https_mode,     0,                   offsetof(Manager, dns_over_https_mode)
 Resolve.Cache,                     config_parse_dns_cache_mode,          DNS_CACHE_MODE_YES,  offsetof(Manager, enable_cache)
 Resolve.DNSStubListener,           config_parse_dns_stub_listener_mode,  0,                   offsetof(Manager, dns_stub_listener_mode)
 Resolve.ReadEtcHosts,              config_parse_bool,                    0,                   offsetof(Manager, read_etc_hosts)

src/resolve/resolved-manager.c

@@ -1670,6 +1670,15 @@ DnsOverTlsMode manager_get_dns_over_tls_mode(Manager *m) {
         return DNS_OVER_TLS_NO;
 }
 
+DnsOverHttpsMode manager_get_dns_over_https_mode(Manager *m) {
+        assert(m);
+
+        if (m->dns_over_https_mode != _DNS_OVER_HTTPS_MODE_INVALID)
+                return m->dns_over_https_mode;
+
+        return DNS_OVER_HTTPS_NO;
+}
+
 void manager_dnssec_verdict(Manager *m, DnssecVerdict verdict, const DnsResourceKey *key) {
 
         assert(verdict >= 0);

src/resolve/resolved-manager.h

@@ -40,6 +40,7 @@ struct Manager {
         ResolveSupport mdns_support;
         DnssecMode dnssec_mode;
         DnsOverTlsMode dns_over_tls_mode;
+        DnsOverHttpsMode dns_over_https_mode;
         DnsCacheMode enable_cache;
         bool cache_from_localhost;
         DnsStubListenerMode dns_stub_listener_mode;
@@ -207,6 +208,8 @@ bool manager_dnssec_supported(Manager *m);
 
 DnsOverTlsMode manager_get_dns_over_tls_mode(Manager *m);
 
+DnsOverHttpsMode manager_get_dns_over_https_mode(Manager *m);
+
 void manager_dnssec_verdict(Manager *m, DnssecVerdict verdict, const DnsResourceKey *key);
 
 bool manager_routable(Manager *m);

src/resolve/resolved.conf.in

@@ -26,6 +26,7 @@
 #Domains=
 #DNSSEC={{DEFAULT_DNSSEC_MODE_STR}}
 #DNSOverTLS={{DEFAULT_DNS_OVER_TLS_MODE_STR}}
+#DNSOverHTTPS={{DEFAULT_DNS_OVER_HTTPS_MODE_STR}}
 #MulticastDNS={{DEFAULT_MDNS_MODE_STR}}
 #LLMNR={{DEFAULT_LLMNR_MODE_STR}}
 #Cache=yes

src/shared/curl-util.c

@@ -311,6 +311,9 @@ void curl_glue_remove_and_free(CurlGlue *g, CURL *c) {
         if (g->curl)
                 curl_multi_remove_handle(g->curl, c);
 
+        if (g->resolve_rules)
+                curl_slist_free_all(g->resolve_rules);
+
         curl_easy_cleanup(c);
 }
 

src/shared/curl-util.h

@@ -20,6 +20,7 @@ struct CurlGlue {
 
         void (*on_finished)(CurlGlue *g, CURL *curl, CURLcode code);
         void *userdata;
+        struct curl_slist *resolve_rules;;
 };
 
 int curl_glue_new(CurlGlue **glue, sd_event *event);

src/shared/meson.build

@@ -256,6 +256,10 @@ if conf.get('HAVE_TPM2') == 1 and conf.get('HAVE_LIBCRYPTSETUP') == 1
         shared_sources += files('cryptsetup-tpm2.c')
 endif
 
+if conf.get('HAVE_LIBCURL') == 1
+        shared_sources += files('curl-util.c')
+endif
+
 generate_ip_protocol_list = find_program('generate-ip-protocol-list.sh')
 ip_protocol_list_txt = custom_target(
         'ip-protocol-list.txt',
@@ -337,6 +341,11 @@ libshared_deps = [threads,
                   libxz_cflags,
                   libzstd_cflags]
 
+# Is this correct?
+if conf.get('HAVE_LIBCURL') == 1
+        libshared_deps += [libcurl]
+endif
+
 libshared_sym_path = meson.current_source_dir() / 'libshared.sym'
 libshared_build_dir = meson.current_build_dir()
 

src/shared/resolve-util.c

@@ -7,6 +7,7 @@
 DEFINE_CONFIG_PARSE_ENUM(config_parse_resolve_support, resolve_support, ResolveSupport);
 DEFINE_CONFIG_PARSE_ENUM(config_parse_dnssec_mode, dnssec_mode, DnssecMode);
 DEFINE_CONFIG_PARSE_ENUM(config_parse_dns_over_tls_mode, dns_over_tls_mode, DnsOverTlsMode);
+DEFINE_CONFIG_PARSE_ENUM(config_parse_dns_over_https_mode, dns_over_https_mode, DnsOverHttpsMode);
 
 static const char* const resolve_support_table[_RESOLVE_SUPPORT_MAX] = {
         [RESOLVE_SUPPORT_NO] = "no",
@@ -29,6 +30,12 @@ static const char* const dns_over_tls_mode_table[_DNS_OVER_TLS_MODE_MAX] = {
 };
 DEFINE_STRING_TABLE_LOOKUP_WITH_BOOLEAN(dns_over_tls_mode, DnsOverTlsMode, DNS_OVER_TLS_YES);
 
+static const char* const dns_over_https_mode_table[_DNS_OVER_HTTPS_MODE_MAX] = {
+        [DNS_OVER_HTTPS_NO] = "no",
+        [DNS_OVER_HTTPS_YES] = "yes",
+};
+DEFINE_STRING_TABLE_LOOKUP_WITH_BOOLEAN(dns_over_https_mode, DnsOverHttpsMode, DNS_OVER_HTTPS_YES);
+
 bool dns_server_address_valid(int family, const union in_addr_union *sa) {
 
         /* Refuses the 0 IP addresses as well as 127.0.0.53/127.0.0.54 (which is our own DNS stub) */

src/shared/resolve-util.h

@@ -27,6 +27,7 @@ enum DnsCacheMode {
 typedef enum ResolveSupport ResolveSupport;
 typedef enum DnssecMode DnssecMode;
 typedef enum DnsOverTlsMode DnsOverTlsMode;
+typedef enum DnsOverHttpsMode DnsOverHttpsMode;
 
 /* Do not change the order, see link_get_llmnr_support() or link_get_mdns_support(). */
 enum ResolveSupport {
@@ -70,9 +71,21 @@ enum DnsOverTlsMode {
         _DNS_OVER_TLS_MODE_INVALID = -EINVAL,
 };
 
+enum DnsOverHttpsMode {
+        /* No connection is made for DNS-over-HTTPS */
+        DNS_OVER_HTTPS_NO,
+
+        /* Enforce DNS-over-HTTPS */
+        DNS_OVER_HTTPS_YES,
+
+        _DNS_OVER_HTTPS_MODE_MAX,
+        _DNS_OVER_HTTPS_MODE_INVALID = -EINVAL,
+};
+
 CONFIG_PARSER_PROTOTYPE(config_parse_resolve_support);
 CONFIG_PARSER_PROTOTYPE(config_parse_dnssec_mode);
 CONFIG_PARSER_PROTOTYPE(config_parse_dns_over_tls_mode);
+CONFIG_PARSER_PROTOTYPE(config_parse_dns_over_https_mode);
 CONFIG_PARSER_PROTOTYPE(config_parse_dns_cache_mode);
 
 const char* resolve_support_to_string(ResolveSupport p) _const_;
@@ -84,6 +97,9 @@ DnssecMode dnssec_mode_from_string(const char *s) _pure_;
 const char* dns_over_tls_mode_to_string(DnsOverTlsMode p) _const_;
 DnsOverTlsMode dns_over_tls_mode_from_string(const char *s) _pure_;
 
+const char* dns_over_https_mode_to_string(DnsOverHttpsMode p) _const_;
+DnsOverHttpsMode dns_over_https_mode_from_string(const char *s) _pure_;
+
 bool dns_server_address_valid(int family, const union in_addr_union *sa);
 
 const char* dns_cache_mode_to_string(DnsCacheMode p) _const_;

src/shutdown/detach-dm.c

@@ -98,15 +98,17 @@ static int delete_dm(DeviceMapper *m) {
         assert(major(m->devnum) != 0);
         assert(m->path);
 
+        fd = open(m->path, O_RDONLY|O_CLOEXEC|O_NONBLOCK);
+        if (fd < 0)
+                log_debug_errno(errno, "Failed to open DM block device %s for syncing, ignoring: %m", m->path);
+        else {
+                (void) sync_with_progress(fd);
+                fd = safe_close(fd);
+        }
+
         fd = open("/dev/mapper/control", O_RDWR|O_CLOEXEC);
         if (fd < 0)
-                return -errno;
-
-        _cleanup_close_ int block_fd = open(m->path, O_RDONLY|O_CLOEXEC|O_NONBLOCK);
-        if (block_fd < 0)
-                log_debug_errno(errno, "Failed to open DM block device %s for syncing, ignoring: %m", m->path);
-        else
-                (void) sync_with_progress(block_fd);
+                return log_debug_errno(errno, "Failed to open /dev/mapper/control: %m");
 
         return RET_NERRNO(ioctl(fd, DM_DEV_REMOVE, &(struct dm_ioctl) {
                 .version = {

src/shutdown/shutdown.c

@@ -211,10 +211,8 @@ static int sync_making_progress(unsigned long long *prev_dirty) {
                         continue;
 
                 errno = 0;
-                if (sscanf(line, "%*s %llu %*s", &ull) != 1) {
-                        log_warning_errno(errno_or_else(EIO), "Failed to parse /proc/meminfo field, ignoring: %m");
-                        return false;
-                }
+                if (sscanf(line, "%*s %llu %*s", &ull) != 1)
+                        return log_warning_errno(errno_or_else(EIO), "Failed to parse /proc/meminfo field: %m");
 
                 val += ull;
         }

test/networkd-test.py

@@ -960,10 +960,13 @@ exec $(systemctl cat systemd-networkd.service | sed -n '/^ExecStart=/ {{ s/^.*=/
 
         # wait until devices got created
         for _ in range(50):
-            out = subprocess.check_output(['ip', 'a', 'show', 'dev', self.if_router])
-            if b'state UP' in out and b'scope global' in out:
+            if subprocess.run(['ip', 'link', 'show', 'dev', self.if_router],
+                              stdout=subprocess.DEVNULL, stderr=subprocess.DEVNULL).returncode == 0:
                 break
             time.sleep(0.1)
+        else:
+            subprocess.call(['ip', 'link', 'show', 'dev', self.if_router])
+            self.fail('Timed out waiting for {ifr} created.'.format(ifr=self.if_router))
 
     def shutdown_iface(self):
         '''Remove test interface and stop DHCP server'''

tmpfiles.d/legacy.conf.in

@@ -13,11 +13,12 @@
 
 d /run/lock 0755 root root -
 L /var/lock - - - - ../run/lock
+
+{% if HAVE_SYSV_COMPAT %}
 {% if CREATE_LOG_DIRS %}
 L$ /var/log/README - - - - ../..{{DOC_DIR}}/README.logs
 {% endif %}
 
-{% if HAVE_SYSV_COMPAT %}
 # /run/lock/subsys is used for serializing SysV service execution, and
 # hence without use on SysV-less systems.
 d /run/lock/subsys 0755 root root -