X-Git-Url: http://git.linux-vserver.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=lib%2Fvserver.h;h=60b104cb7c9648c6a093894f00739b983d361efb;hb=c6b3f09b232307f6aa791fb44deb2937d0578a12;hp=e0ca826c60bce9dfc4a5f8104cd38058fd03ddfe;hpb=a6be71d3e49f0f633705ba5e4e08cc1cac811344;p=util-vserver.git diff --git a/lib/vserver.h b/lib/vserver.h index e0ca826..60b104c 100644 --- a/lib/vserver.h +++ b/lib/vserver.h @@ -151,7 +151,8 @@ #define VC_IATTR_ADMIN 0x00000001u #define VC_IATTR_WATCH 0x00000002u #define VC_IATTR_HIDE 0x00000004u -#define VC_IATTR_FLAGS 0x00000007u +#define VC_IATTR_WRITE 0x00000008u +#define VC_IATTR_FLAGS 0x0000000fu #define VC_IATTR_BARRIER 0x00010000u #define VC_IATTR_IUNLINK 0x00020000u @@ -194,6 +195,7 @@ #define VC_VXF_PROLIFIC (1ULL<<49) #define VC_VXF_IGNEG_NICE (1ULL<<52) +#define VC_VXF_IGNEG_IONICE (1ULL<<53) // the ccapabilities @@ -211,6 +213,8 @@ #define VC_VXC_ADMIN_MAPPER 0x00200000ull #define VC_VXC_ADMIN_CLOOP 0x00400000ull +#define VC_VXC_KTHREAD 0x01000000ull + // the scheduler flags #define VC_VXSM_FILL_RATE 0x0001 @@ -236,8 +240,11 @@ #define VC_NXF_INFO_PRIVATE 0x00000008ull #define VC_NXF_SINGLE_IP 0x00000100ull +#define VC_NXF_LBACK_REMAP 0x00000200ull +#define VC_NXF_LBACK_ALLOW 0x00000400ull #define VC_NXF_HIDE_NETIF 0x02000000ull +#define VC_NXF_HIDE_LBACK 0x04000000ull #define VC_NXF_STATE_SETUP (1ULL<<32) #define VC_NXF_STATE_ADMIN (1ULL<<34) @@ -246,6 +253,12 @@ #define VC_NXF_PERSISTENT (1ULL<<38) +// the network capabilities +#define VC_NXC_TUN_CREATE 0x00000001ull + +#define VC_NXC_RAW_ICMP 0x00000100ull + + // the vserver specific limits #define VC_VLIMIT_NSOCK 16 #define VC_VLIMIT_OPENFD 17 @@ -261,6 +274,7 @@ #define VC_VCI_NO_DYNAMIC (1 << 0) #define VC_VCI_SPACES (1 << 10) #define VC_VCI_NETV2 (1 << 11) +#define VC_VCI_PPTAG (1 << 28) // the device mapping flags @@ -299,7 +313,15 @@ #ifndef CLONE_NEWIPC # define CLONE_NEWIPC 0x08000000 #endif - +#ifndef CLONE_NEWUSER +# define CLONE_NEWUSER 0x10000000 +#endif +#ifndef CLONE_NEWPID +# define CLONE_NEWPID 0x20000000 +#endif +#ifndef CLONE_NEWNET +# define CLONE_NEWNET 0x40000000 +#endif #define VC_BAD_PERSONALITY ((uint_least32_t)(-1)) @@ -317,6 +339,7 @@ #ifdef IS_DOXYGEN typedef an_unsigned_integer_type xid_t; typedef an_unsigned_integer_type nid_t; +typedef an_unsigned_integer_type tag_t; #endif #ifdef __cplusplus @@ -343,11 +366,12 @@ extern "C" { */ int vc_get_version(); + typedef uint64_t vc_vci_t; /** \brief Returns the kernel configuration bits * \ingroup syscalls * \returns The kernel configuration bits */ - int vc_get_vci(); + vc_vci_t vc_get_vci(); /** \brief Moves current process into a context * \ingroup syscalls @@ -623,20 +647,26 @@ extern "C" { uint16_t vna_flags; uint16_t vna_prefix; uint16_t vna_parent; - union { - struct { - struct in_addr ip; - struct in_addr mask; - } ipv4; - struct { - struct in6_addr ip; - struct in6_addr mask; - } ipv6; - } u; -#define vna_v4_ip u.ipv4.ip -#define vna_v4_mask u.ipv4.mask -#define vna_v6_ip u.ipv6.ip -#define vna_v6_mask u.ipv6.mask + struct { + union { + struct in_addr v4; + struct in6_addr v6; + } ip; + union { + struct in_addr v4; + struct in6_addr v6; + } ip2; + union { + struct in_addr v4; + struct in6_addr v6; + } mask; + } s; +#define vna_v4_ip s.ip.v4 +#define vna_v4_ip2 s.ip2.v4 +#define vna_v4_mask s.mask.v4 +#define vna_v6_ip s.ip.v6 +#define vna_v6_ip2 s.ip2.v6 +#define vna_v6_mask s.mask.v6 }; struct vc_net_flags { @@ -763,6 +793,15 @@ extern "C" { uint_least32_t flags, struct vc_ctx_dlimit *limits) VC_ATTR_NONNULL((1)); + /** Get the filesystem tag for a process. */ + tag_t vc_get_task_tag(pid_t pid); + + /** Create a new filesystem tag space. */ + int vc_tag_create(tag_t tag); + + /** Migrate to an existing filesystem tag space. */ + int vc_tag_migrate(tag_t tag); + /* scheduler related syscalls */ struct vc_set_sched { uint_least32_t set_mask; @@ -795,6 +834,10 @@ extern "C" { /* misc. syscalls */ int vc_set_mapping(xid_t xid, const char *device, const char *target, uint32_t flags); + int vc_unset_mapping(xid_t xid, const char *device, const char *target, uint32_t flags); + + int vc_get_badness(xid_t xid, int64_t *badness); + int vc_set_badness(xid_t xid, int64_t badness); /** \brief Information about parsing errors @@ -925,7 +968,8 @@ extern "C" { vcFEATURE_COMPAT, vcFEATURE_MIGRATE, vcFEATURE_NAMESPACE, vcFEATURE_SCHED, vcFEATURE_VINFO, vcFEATURE_VHI, vcFEATURE_VSHELPER0, vcFEATURE_VSHELPER, vcFEATURE_VWAIT, - vcFEATURE_VNET, vcFEATURE_VSTAT } + vcFEATURE_VNET, vcFEATURE_VSTAT, vcFEATURE_PPTAG, + vcFEATURE_PIDSPACE, vcFEATURE_SPACES, } vcFeatureSet; bool vc_isSupported(vcFeatureSet) VC_ATTR_CONST; @@ -956,6 +1000,8 @@ extern "C" { xid_t vc_xidopt2xid(char const *, bool honor_static, char const **err_info); /** Maps a nid given at '--nid' options to a nid_t */ nid_t vc_nidopt2nid(char const *, bool honor_static, char const **err_info); + /** Maps a tag given at '--tag' options to a tag_t */ + tag_t vc_tagopt2tag(char const *, bool honor_static, char const **err_info); vcCfgStyle vc_getVserverCfgStyle(char const *id); @@ -978,6 +1024,11 @@ extern "C" { * allocated and must be freed by the caller. */ char * vc_getVserverVdir(char const *id, vcCfgStyle style, bool physical); + typedef enum { vcCTX_XID = 1, + vcCTX_NID, + vcCTX_TAG, + } vcCtxType; + /** Returns the ctx of the given vserver. When vserver is not running and * 'honor_static' is false, VC_NOCTX will be returned. Else, when * 'honor_static' is true and a static assignment exists, those value will @@ -986,7 +1037,8 @@ extern "C" { * When 'is_running' is not null, the status of the vserver will be * assigned to this variable. */ xid_t vc_getVserverCtx(char const *id, vcCfgStyle style, - bool honor_static, bool /*@null@*/ *is_running); + bool honor_static, bool /*@null@*/ *is_running, + vcCtxType type); /** Resolves the cfg-path of the vserver owning the given ctx. 'revdir' will be used as the directory holding the mapping-links; when NULL, the @@ -997,6 +1049,8 @@ extern "C" { int vc_compareVserverById(char const *lhs, vcCfgStyle lhs_style, char const *rhs, vcCfgStyle rhs_style); + + void vc_exitLikeProcess(int pid, int ret) VC_ATTR_NORETURN; #define vcSKEL_INTERFACES 1u #define vcSKEL_PKGMGMT 2u