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#!/bin/bash -e
##############################################################################
# Copyright (c) 2018 Ericsson AB, Mirantis Inc., Enea AB and others.
# All rights reserved. This program and the accompanying materials
# are made available under the terms of the Apache License, Version 2.0
# which accompanies this distribution, and is available at
# http://www.apache.org/licenses/LICENSE-2.0
##############################################################################

# Global variables
export CI_DEBUG=${CI_DEBUG:-0}; [[ "${CI_DEBUG}" =~ (false|0) ]] || set -x
export SSH_KEY=${SSH_KEY:-"/var/lib/opnfv/mcp.rsa"}
export SALT_MASTER=${INSTALLER_IP:-10.20.0.2}
export SALT_MASTER_USER=${SALT_MASTER_USER:-ubuntu}
export VIRSH=${VIRSH:-'virsh --connect qemu:///system'}

# Derived from INSTALLER_IP
export MCPCONTROL_NET=${MCPCONTROL_NET:-${SALT_MASTER%.*}.0}
export MCPCONTROL_PREFIX=${MCPCONTROL_PREFIX:-24}
export MAAS_IP=${MAAS_IP:-${SALT_MASTER%.*}.3}

# Derived from above global vars, not overideable
export SSH_OPTS="-o StrictHostKeyChecking=no -o UserKnownHostsFile=/dev/null -i ${SSH_KEY}"
export SSH_SALT="${SALT_MASTER_USER}@${SALT_MASTER}"

##############################################################################
# BEGIN of colored notification wrappers
#

# same as `notify_i` + trailing '\n';
function notify() {
    local msg=${1}; shift
    notify_i "${msg}\n" "$@"
}

# Inline (no newline added) colored output notification wrapper
function notify_i() {
    tput setaf "${2:-1}" || true
    echo -en "${1:-"[WARN] Unsupported opt arg: $3\\n"}"
    tput sgr0
}

# same as `notify` + extra '\n' before and after;
function notify_n() {
    local msg=${1}; shift
    notify_i "\n${msg}\n\n" "$@"
}

# same as `notify` + stderr output + exit;
function notify_e() {
    local msg=${1}; shift
    notify_i "\n${msg}\n\n" "$@" 1>&2
    exit 1
}
#
# END of colored notification wrapper
##############################################################################
value, u64 flags); int (*map_delete_elem)(struct bpf_map *map, void *key); /* funcs called by prog_array and perf_event_array map */ void *(*map_fd_get_ptr) (struct bpf_map *map, int fd); void (*map_fd_put_ptr) (void *ptr); }; struct bpf_map { atomic_t refcnt; enum bpf_map_type map_type; u32 key_size; u32 value_size; u32 max_entries; u32 pages; struct user_struct *user; const struct bpf_map_ops *ops; struct work_struct work; atomic_t usercnt; }; struct bpf_map_type_list { struct list_head list_node; const struct bpf_map_ops *ops; enum bpf_map_type type; }; /* function argument constraints */ enum bpf_arg_type { ARG_DONTCARE = 0, /* unused argument in helper function */ /* the following constraints used to prototype * bpf_map_lookup/update/delete_elem() functions */ ARG_CONST_MAP_PTR, /* const argument used as pointer to bpf_map */ ARG_PTR_TO_MAP_KEY, /* pointer to stack used as map key */ ARG_PTR_TO_MAP_VALUE, /* pointer to stack used as map value */ /* the following constraints used to prototype bpf_memcmp() and other * functions that access data on eBPF program stack */ ARG_PTR_TO_STACK, /* any pointer to eBPF program stack */ ARG_CONST_STACK_SIZE, /* number of bytes accessed from stack */ ARG_PTR_TO_CTX, /* pointer to context */ ARG_ANYTHING, /* any (initialized) argument is ok */ }; /* type of values returned from helper functions */ enum bpf_return_type { RET_INTEGER, /* function returns integer */ RET_VOID, /* function doesn't return anything */ RET_PTR_TO_MAP_VALUE_OR_NULL, /* returns a pointer to map elem value or NULL */ }; /* eBPF function prototype used by verifier to allow BPF_CALLs from eBPF programs * to in-kernel helper functions and for adjusting imm32 field in BPF_CALL * instructions after verifying */ struct bpf_func_proto { u64 (*func)(u64 r1, u64 r2, u64 r3, u64 r4, u64 r5); bool gpl_only; enum bpf_return_type ret_type; enum bpf_arg_type arg1_type; enum bpf_arg_type arg2_type; enum bpf_arg_type arg3_type; enum bpf_arg_type arg4_type; enum bpf_arg_type arg5_type; }; /* bpf_context is intentionally undefined structure. Pointer to bpf_context is * the first argument to eBPF programs. * For socket filters: 'struct bpf_context *' == 'struct sk_buff *' */ struct bpf_context; enum bpf_access_type { BPF_READ = 1, BPF_WRITE = 2 }; struct bpf_prog; struct bpf_verifier_ops { /* return eBPF function prototype for verification */ const struct bpf_func_proto *(*get_func_proto)(enum bpf_func_id func_id); /* return true if 'size' wide access at offset 'off' within bpf_context * with 'type' (read or write) is allowed */ bool (*is_valid_access)(int off, int size, enum bpf_access_type type); u32 (*convert_ctx_access)(enum bpf_access_type type, int dst_reg, int src_reg, int ctx_off, struct bpf_insn *insn, struct bpf_prog *prog); }; struct bpf_prog_type_list { struct list_head list_node; const struct bpf_verifier_ops *ops; enum bpf_prog_type type; }; struct bpf_prog_aux { atomic_t refcnt; u32 used_map_cnt; const struct bpf_verifier_ops *ops; struct bpf_map **used_maps; struct bpf_prog *prog; struct user_struct *user; union { struct work_struct work; struct rcu_head rcu; }; }; struct bpf_array { struct bpf_map map; u32 elem_size; /* 'ownership' of prog_array is claimed by the first program that * is going to use this map or by the first program which FD is stored * in the map to make sure that all callers and callees have the same * prog_type and JITed flag */ enum bpf_prog_type owner_prog_type; bool owner_jited; union { char value[0] __aligned(8); void *ptrs[0] __aligned(8); }; }; #define MAX_TAIL_CALL_CNT 32 u64 bpf_tail_call(u64 ctx, u64 r2, u64 index, u64 r4, u64 r5); void bpf_fd_array_map_clear(struct bpf_map *map); bool bpf_prog_array_compatible(struct bpf_array *array, const struct bpf_prog *fp); const struct bpf_func_proto *bpf_get_trace_printk_proto(void); #ifdef CONFIG_BPF_SYSCALL void bpf_register_prog_type(struct bpf_prog_type_list *tl); void bpf_register_map_type(struct bpf_map_type_list *tl); struct bpf_prog *bpf_prog_get(u32 ufd); void bpf_prog_put(struct bpf_prog *prog); void bpf_prog_put_rcu(struct bpf_prog *prog); struct bpf_map *bpf_map_get_with_uref(u32 ufd); struct bpf_map *__bpf_map_get(struct fd f); void bpf_map_inc(struct bpf_map *map, bool uref); void bpf_map_put_with_uref(struct bpf_map *map); void bpf_map_put(struct bpf_map *map); extern int sysctl_unprivileged_bpf_disabled; int bpf_map_new_fd(struct bpf_map *map); int bpf_prog_new_fd(struct bpf_prog *prog); int bpf_obj_pin_user(u32 ufd, const char __user *pathname); int bpf_obj_get_user(const char __user *pathname); /* verify correctness of eBPF program */ int bpf_check(struct bpf_prog **fp, union bpf_attr *attr); #else static inline void bpf_register_prog_type(struct bpf_prog_type_list *tl) { } static inline struct bpf_prog *bpf_prog_get(u32 ufd) { return ERR_PTR(-EOPNOTSUPP); } static inline void bpf_prog_put(struct bpf_prog *prog) { } #endif /* CONFIG_BPF_SYSCALL */ /* verifier prototypes for helper functions called from eBPF programs */ extern const struct bpf_func_proto bpf_map_lookup_elem_proto; extern const struct bpf_func_proto bpf_map_update_elem_proto; extern const struct bpf_func_proto bpf_map_delete_elem_proto; extern const struct bpf_func_proto bpf_get_prandom_u32_proto; extern const struct bpf_func_proto bpf_get_smp_processor_id_proto; extern const struct bpf_func_proto bpf_tail_call_proto; extern const struct bpf_func_proto bpf_ktime_get_ns_proto; extern const struct bpf_func_proto bpf_get_current_pid_tgid_proto; extern const struct bpf_func_proto bpf_get_current_uid_gid_proto; extern const struct bpf_func_proto bpf_get_current_comm_proto; extern const struct bpf_func_proto bpf_skb_vlan_push_proto; extern const struct bpf_func_proto bpf_skb_vlan_pop_proto; /* Shared helpers among cBPF and eBPF. */ void bpf_user_rnd_init_once(void); u64 bpf_user_rnd_u32(u64 r1, u64 r2, u64 r3, u64 r4, u64 r5); #endif /* _LINUX_BPF_H */